wx: Quote atoms in types and specs

Follow the convention and make atom more visibile in types and specs

195 files changed, 3525 insertions, 3525 deletions

diff --git a/lib/wx/api_gen/gl_gen_erl.erl b/lib/wx/api_gen/gl_gen_erl.erl
index c96df4f8f2..1be8d775be 100644
--- a/lib/wx/api_gen/gl_gen_erl.erl
+++ b/lib/wx/api_gen/gl_gen_erl.erl
@@ -463,7 +463,7 @@ doc_return_types(T, Ps0) ->
     Ps = [P || P=#arg{in=In, where=Where} <- Ps0,In =/= true, Where =/= c],
     doc_return_types2(T, Ps).
 
-doc_return_types2(void, []) ->    "ok";
+doc_return_types2(void, []) ->    "'ok'";
 doc_return_types2(void, [#arg{type=T}]) ->  doc_arg_type2(T);
 doc_return_types2(T, []) ->              doc_arg_type2(T);
 doc_return_types2(void, Ps) ->
diff --git a/lib/wx/api_gen/wx_extra/wxEvtHandler.erl b/lib/wx/api_gen/wx_extra/wxEvtHandler.erl
index 85ebc093f5..17e10fb306 100644
--- a/lib/wx/api_gen/wx_extra/wxEvtHandler.erl
+++ b/lib/wx/api_gen/wx_extra/wxEvtHandler.erl
@@ -33,7 +33,7 @@
 -type wxEvtHandler() :: wx:wx_object().
 
 %% @doc Equivalent to {@link connect/3. connect(This, EventType, [])}
--spec connect(This::wxEvtHandler(), EventType::wxEventType()) -> ok.
+-spec connect(This::wxEvtHandler(), EventType::wxEventType()) -> 'ok'.
 connect(This, EventType) ->
     connect(This, EventType, []).
 
@@ -55,9 +55,9 @@ connect(This, EventType) ->
 %%                          to process the event. Default not specfied i.e. a message will
 %%                          be delivered to the process calling this function.
 %%    {userData, term()}    An erlang term that will be sent with the event. Default: [].
--spec connect(This::wxEvtHandler(), EventType::wxEventType(), [Option]) -> ok when
-      Option :: {id, integer()} | {lastId, integer()} | {skip, boolean()} |
-		callback | {callback, function()} | {userData, term()}.
+-spec connect(This::wxEvtHandler(), EventType::wxEventType(), [Option]) -> 'ok' when
+      Option :: {'id', integer()} | {'lastId', integer()} | {'skip', boolean()} |
+		'callback' | {'callback', function()} | {'userData', term()}.
 connect(This=#wx_ref{type=ThisT}, EventType, Options) ->
     EvH = parse_opts(Options, #evh{et=EventType}),
     ?CLASS(ThisT,wxEvtHandler),
@@ -115,7 +115,7 @@ disconnect(This=#wx_ref{type=ThisT,ref=_ThisRef}, EventType) when is_atom(EventT
 %% EventType may be the atom 'null' to match any eventtype.
 %% Notice that the options skip and userdata is not used to match the eventhandler.
 -spec disconnect(This::wxEvtHandler(), EventType::wxEventType(), [Option]) -> boolean() when
-      Option :: {id, integer()} | {lastId, integer()} | {callback, function()}.
+      Option :: {'id', integer()} | {'lastId', integer()} | {'callback', function()}.
 disconnect(This=#wx_ref{type=ThisT,ref=_ThisRef}, EventType, Opts) ->
     ?CLASS(ThisT,wxEvtHandler),
     EvH = parse_opts(Opts, #evh{et=EventType}),
diff --git a/lib/wx/api_gen/wx_gen_erl.erl b/lib/wx/api_gen/wx_gen_erl.erl
index 2e14fd272d..e15bb0b5ad 100644
--- a/lib/wx/api_gen/wx_gen_erl.erl
+++ b/lib/wx/api_gen/wx_gen_erl.erl
@@ -379,7 +379,7 @@ gen_dest(#class{name=CName,abstract=Abs}, Ms) ->
 
 gen_dest2(Class, Id) ->
     w("%% @doc Destroys this object, do not use object again~n", []),
-    w("-spec destroy(This::~s()) -> ok.~n", [Class]),
+    w("-spec destroy(This::~s()) -> 'ok'.~n", [Class]),
     w("destroy(Obj=#wx_ref{type=Type}) ->~n", []),
     w("  ?CLASS(Type,~s),~n",[Class]),
     case Id of
@@ -770,7 +770,7 @@ write_spec(Args, Optional, {complex, Res}, Eol) ->
 optional_type(Opts, Eol) ->
     "Option :: " ++ args(fun optional_type2/1, Eol++"\t\t | ", Opts).
 optional_type2(#param{name=Name, def=_Def, type=T}) ->
-    "{" ++ erl_option_name(Name) ++ ", " ++ doc_arg_type2(T) ++ "}". %%   %% Default: " ++ Def.
+    "{'" ++ erl_option_name(Name) ++ "', " ++ doc_arg_type2(T) ++ "}". %%   %% Default: " ++ Def.
 
 doc_link("utils", Func) ->
     w("%% @doc See <a href=\"http://www.wxwidgets.org/manuals/2.8.12/wx_miscellany.html#~s\">"
@@ -861,7 +861,7 @@ doc_arg_type3(T, _) -> ?error({unknown_type,T}).
 
 doc_return_types(T, Ps) ->
     doc_return_types2(T, [P || P=#param{in=In} <- Ps,In =/= true]).
-doc_return_types2(void, []) ->    {simple, "ok"};
+doc_return_types2(void, []) ->    {simple, "'ok'"};
 doc_return_types2(void, [#param{type=T}]) ->     {simple, doc_arg_type2(T, out)};
 doc_return_types2(T, []) ->                      {simple, doc_arg_type2(T, out)};
 doc_return_types2(void, Ps) when length(Ps) < 4 ->
@@ -1220,7 +1220,7 @@ gen_event_recs() ->
 
 build_event_rec(Class=#class{name=Name, event=Evs}) ->
     EvTypes = [event_type_name(Ev) || Ev <- Evs],
-    Str  = args(fun(Ev) -> Ev end, " | ", EvTypes),
+    Str  = args(fun(Ev) -> "'" ++ Ev ++ "'" end, " | ", EvTypes),
     Attr = filter_attrs(Class),
     Rec = event_rec_name(Name),
     %%GetName = fun(#param{name=N}) ->event_attr_name(N) end,
diff --git a/lib/wx/include/wx.hrl b/lib/wx/include/wx.hrl
index 44df57898a..af7cca7ed2 100644
--- a/lib/wx/include/wx.hrl
+++ b/lib/wx/include/wx.hrl
@@ -33,236 +33,192 @@
 %% Here comes the definitions of all event records.
 %% they contain the event type and possible some extra information.
 
--record(wxNavigationKey,{type :: wxNavigationKeyEventType(), %% Callback event: {@link wxNavigationKeyEvent}
-	flags :: integer(),
-	focus :: wxWindow:wxWindow()}).
--type wxNavigationKeyEventType() :: navigation_key.
--type wxNavigationKey() :: #wxNavigationKey{}. %% Callback event: {@link wxNavigationKeyEvent}
+-record(wxInitDialog, {type :: wxInitDialogEventType()}). %% Callback event: {@link wxInitDialogEvent}
+-type wxInitDialogEventType() :: 'init_dialog'.
+-type wxInitDialog() :: #wxInitDialog{}. %% Callback event: {@link wxInitDialogEvent}
 
--record(wxSash,{type :: wxSashEventType(), %% Callback event: {@link wxSashEvent}
-	edge :: wx:wx_enum(),
-	dragRect :: {X::integer(), Y::integer(), W::integer(), H::integer()},
-	dragStatus :: wx:wx_enum()}).
--type wxSashEventType() :: sash_dragged.
--type wxSash() :: #wxSash{}. %% Callback event: {@link wxSashEvent}
+-record(wxClose, {type :: wxCloseEventType()}). %% Callback event: {@link wxCloseEvent}
+-type wxCloseEventType() :: 'close_window' | 'end_session' | 'query_end_session'.
+-type wxClose() :: #wxClose{}. %% Callback event: {@link wxCloseEvent}
 
--record(wxList,{type :: wxListEventType(), %% Callback event: {@link wxListEvent}
-	code :: integer(),
-	oldItemIndex :: integer(),
-	itemIndex :: integer(),
-	col :: integer(),
-	pointDrag :: {X::integer(), Y::integer()}}).
--type wxListEventType() :: command_list_begin_drag | command_list_begin_rdrag | command_list_begin_label_edit | command_list_end_label_edit | command_list_delete_item | command_list_delete_all_items | command_list_key_down | command_list_insert_item | command_list_col_click | command_list_col_right_click | command_list_col_begin_drag | command_list_col_dragging | command_list_col_end_drag | command_list_item_selected | command_list_item_deselected | command_list_item_right_click | command_list_item_middle_click | command_list_item_activated | command_list_item_focused | command_list_cache_hint.
--type wxList() :: #wxList{}. %% Callback event: {@link wxListEvent}
+-record(wxStyledText,{type :: wxStyledTextEventType(), %% Callback event: {@link wxStyledTextEvent}
+	position :: integer(),
+	key :: integer(),
+	modifiers :: integer(),
+	modificationType :: integer(),
+	text :: unicode:chardata(),
+	length :: integer(),
+	linesAdded :: integer(),
+	line :: integer(),
+	foldLevelNow :: integer(),
+	foldLevelPrev :: integer(),
+	margin :: integer(),
+	message :: integer(),
+	wParam :: integer(),
+	lParam :: integer(),
+	listType :: integer(),
+	x :: integer(),
+	y :: integer(),
+	dragText :: unicode:chardata(),
+	dragAllowMove :: boolean(),
+	dragResult :: wx:wx_enum()}).
+-type wxStyledTextEventType() :: 'stc_change' | 'stc_styleneeded' | 'stc_charadded' | 'stc_savepointreached' | 'stc_savepointleft' | 'stc_romodifyattempt' | 'stc_key' | 'stc_doubleclick' | 'stc_updateui' | 'stc_modified' | 'stc_macrorecord' | 'stc_marginclick' | 'stc_needshown' | 'stc_painted' | 'stc_userlistselection' | 'stc_uridropped' | 'stc_dwellstart' | 'stc_dwellend' | 'stc_start_drag' | 'stc_drag_over' | 'stc_do_drop' | 'stc_zoom' | 'stc_hotspot_click' | 'stc_hotspot_dclick' | 'stc_calltip_click' | 'stc_autocomp_selection'.
+-type wxStyledText() :: #wxStyledText{}. %% Callback event: {@link wxStyledTextEvent}
+
+-record(wxFileDirPicker,{type :: wxFileDirPickerEventType(), %% Callback event: {@link wxFileDirPickerEvent}
+	path :: unicode:chardata()}).
+-type wxFileDirPickerEventType() :: 'command_filepicker_changed' | 'command_dirpicker_changed'.
+-type wxFileDirPicker() :: #wxFileDirPicker{}. %% Callback event: {@link wxFileDirPickerEvent}
 
 -record(wxNotebook,{type :: wxNotebookEventType(), %% Callback event: {@link wxNotebookEvent}
 	nSel :: integer(),
 	nOldSel :: integer()}).
--type wxNotebookEventType() :: command_notebook_page_changed | command_notebook_page_changing.
+-type wxNotebookEventType() :: 'command_notebook_page_changed' | 'command_notebook_page_changing'.
 -type wxNotebook() :: #wxNotebook{}. %% Callback event: {@link wxNotebookEvent}
 
--record(wxDisplayChanged, {type :: wxDisplayChangedEventType()}). %% Callback event: {@link wxDisplayChangedEvent}
--type wxDisplayChangedEventType() :: display_changed.
--type wxDisplayChanged() :: #wxDisplayChanged{}. %% Callback event: {@link wxDisplayChangedEvent}
-
--record(wxErase,{type :: wxEraseEventType(), %% Callback event: {@link wxEraseEvent}
-	dc :: wxDC:wxDC()}).
--type wxEraseEventType() :: erase_background.
--type wxErase() :: #wxErase{}. %% Callback event: {@link wxEraseEvent}
-
--record(wxKey,{type :: wxKeyEventType(), %% Callback event: {@link wxKeyEvent}
-	x :: integer(),
-	y :: integer(),
-	keyCode :: integer(),
-	controlDown :: boolean(),
-	shiftDown :: boolean(),
-	altDown :: boolean(),
-	metaDown :: boolean(),
-	scanCode :: boolean(),
-	uniChar :: integer(),
-	rawCode :: integer(),
-	rawFlags :: integer()}).
--type wxKeyEventType() :: char | char_hook | key_down | key_up.
--type wxKey() :: #wxKey{}. %% Callback event: {@link wxKeyEvent}
-
--record(wxWindowDestroy, {type :: wxWindowDestroyEventType()}). %% Callback event: {@link wxWindowDestroyEvent}
--type wxWindowDestroyEventType() :: destroy.
--type wxWindowDestroy() :: #wxWindowDestroy{}. %% Callback event: {@link wxWindowDestroyEvent}
+-record(wxIdle, {type :: wxIdleEventType()}). %% Callback event: {@link wxIdleEvent}
+-type wxIdleEventType() :: 'idle'.
+-type wxIdle() :: #wxIdle{}. %% Callback event: {@link wxIdleEvent}
 
--record(wxCalendar,{type :: wxCalendarEventType(), %% Callback event: {@link wxCalendarEvent}
-	wday :: wx:wx_enum(),
-	date :: wx:wx_datetime()}).
--type wxCalendarEventType() :: calendar_sel_changed | calendar_day_changed | calendar_month_changed | calendar_year_changed | calendar_doubleclicked | calendar_weekday_clicked.
--type wxCalendar() :: #wxCalendar{}. %% Callback event: {@link wxCalendarEvent}
+-record(wxColourPicker,{type :: wxColourPickerEventType(), %% Callback event: {@link wxColourPickerEvent}
+	colour :: wx:wx_colour()}).
+-type wxColourPickerEventType() :: 'command_colourpicker_changed'.
+-type wxColourPicker() :: #wxColourPicker{}. %% Callback event: {@link wxColourPickerEvent}
 
 -record(wxSplitter, {type :: wxSplitterEventType()}). %% Callback event: {@link wxSplitterEvent}
--type wxSplitterEventType() :: command_splitter_sash_pos_changed | command_splitter_sash_pos_changing | command_splitter_doubleclicked | command_splitter_unsplit.
+-type wxSplitterEventType() :: 'command_splitter_sash_pos_changed' | 'command_splitter_sash_pos_changing' | 'command_splitter_doubleclicked' | 'command_splitter_unsplit'.
 -type wxSplitter() :: #wxSplitter{}. %% Callback event: {@link wxSplitterEvent}
 
--record(wxScroll,{type :: wxScrollEventType(), %% Callback event: {@link wxScrollEvent}
-	commandInt :: integer(),
-	extraLong :: integer()}).
--type wxScrollEventType() :: scroll_top | scroll_bottom | scroll_lineup | scroll_linedown | scroll_pageup | scroll_pagedown | scroll_thumbtrack | scroll_thumbrelease | scroll_changed.
--type wxScroll() :: #wxScroll{}. %% Callback event: {@link wxScrollEvent}
-
--record(wxMenu,{type :: wxMenuEventType(), %% Callback event: {@link wxMenuEvent}
-	menuId :: integer(),
-	menu :: wxMenu:wxMenu()}).
--type wxMenuEventType() :: menu_open | menu_close | menu_highlight.
--type wxMenu() :: #wxMenu{}. %% Callback event: {@link wxMenuEvent}
-
--record(wxContextMenu,{type :: wxContextMenuEventType(), %% Callback event: {@link wxContextMenuEvent}
-	pos :: {X::integer(), Y::integer()}}).
--type wxContextMenuEventType() :: context_menu.
--type wxContextMenu() :: #wxContextMenu{}. %% Callback event: {@link wxContextMenuEvent}
-
--record(wxShow,{type :: wxShowEventType(), %% Callback event: {@link wxShowEvent}
-	show :: boolean()}).
--type wxShowEventType() :: show.
--type wxShow() :: #wxShow{}. %% Callback event: {@link wxShowEvent}
+-record(wxSash,{type :: wxSashEventType(), %% Callback event: {@link wxSashEvent}
+	edge :: wx:wx_enum(),
+	dragRect :: {X::integer(), Y::integer(), W::integer(), H::integer()},
+	dragStatus :: wx:wx_enum()}).
+-type wxSashEventType() :: 'sash_dragged'.
+-type wxSash() :: #wxSash{}. %% Callback event: {@link wxSashEvent}
 
--record(wxSpin,{type :: wxSpinEventType(), %% Callback event: {@link wxSpinEvent}
-	commandInt :: integer()}).
--type wxSpinEventType() :: command_spinctrl_updated | spin_up | spin_down | spin.
--type wxSpin() :: #wxSpin{}. %% Callback event: {@link wxSpinEvent}
+-record(wxHelp, {type :: wxHelpEventType()}). %% Callback event: {@link wxHelpEvent}
+-type wxHelpEventType() :: 'help' | 'detailed_help'.
+-type wxHelp() :: #wxHelp{}. %% Callback event: {@link wxHelpEvent}
 
--record(wxSetCursor,{type :: wxSetCursorEventType(), %% Callback event: {@link wxSetCursorEvent}
-	x :: integer(),
-	y :: integer(),
-	cursor :: wxCursor:wxCursor()}).
--type wxSetCursorEventType() :: set_cursor.
--type wxSetCursor() :: #wxSetCursor{}. %% Callback event: {@link wxSetCursorEvent}
+-record(wxDisplayChanged, {type :: wxDisplayChangedEventType()}). %% Callback event: {@link wxDisplayChangedEvent}
+-type wxDisplayChangedEventType() :: 'display_changed'.
+-type wxDisplayChanged() :: #wxDisplayChanged{}. %% Callback event: {@link wxDisplayChangedEvent}
 
 -record(wxMouseCaptureLost, {type :: wxMouseCaptureLostEventType()}). %% Callback event: {@link wxMouseCaptureLostEvent}
--type wxMouseCaptureLostEventType() :: mouse_capture_lost.
+-type wxMouseCaptureLostEventType() :: 'mouse_capture_lost'.
 -type wxMouseCaptureLost() :: #wxMouseCaptureLost{}. %% Callback event: {@link wxMouseCaptureLostEvent}
 
 -record(wxFontPicker,{type :: wxFontPickerEventType(), %% Callback event: {@link wxFontPickerEvent}
 	font :: wxFont:wxFont()}).
--type wxFontPickerEventType() :: command_fontpicker_changed.
+-type wxFontPickerEventType() :: 'command_fontpicker_changed'.
 -type wxFontPicker() :: #wxFontPicker{}. %% Callback event: {@link wxFontPickerEvent}
 
--record(wxScrollWin,{type :: wxScrollWinEventType(), %% Callback event: {@link wxScrollWinEvent}
+-record(wxFocus,{type :: wxFocusEventType(), %% Callback event: {@link wxFocusEvent}
+	win :: wxWindow:wxWindow()}).
+-type wxFocusEventType() :: 'set_focus' | 'kill_focus'.
+-type wxFocus() :: #wxFocus{}. %% Callback event: {@link wxFocusEvent}
+
+-record(wxPaletteChanged, {type :: wxPaletteChangedEventType()}). %% Callback event: {@link wxPaletteChangedEvent}
+-type wxPaletteChangedEventType() :: 'palette_changed'.
+-type wxPaletteChanged() :: #wxPaletteChanged{}. %% Callback event: {@link wxPaletteChangedEvent}
+
+-record(wxScroll,{type :: wxScrollEventType(), %% Callback event: {@link wxScrollEvent}
 	commandInt :: integer(),
 	extraLong :: integer()}).
--type wxScrollWinEventType() :: scrollwin_top | scrollwin_bottom | scrollwin_lineup | scrollwin_linedown | scrollwin_pageup | scrollwin_pagedown | scrollwin_thumbtrack | scrollwin_thumbrelease.
--type wxScrollWin() :: #wxScrollWin{}. %% Callback event: {@link wxScrollWinEvent}
-
--record(wxPaint, {type :: wxPaintEventType()}). %% Callback event: {@link wxPaintEvent}
--type wxPaintEventType() :: paint.
--type wxPaint() :: #wxPaint{}. %% Callback event: {@link wxPaintEvent}
+-type wxScrollEventType() :: 'scroll_top' | 'scroll_bottom' | 'scroll_lineup' | 'scroll_linedown' | 'scroll_pageup' | 'scroll_pagedown' | 'scroll_thumbtrack' | 'scroll_thumbrelease' | 'scroll_changed'.
+-type wxScroll() :: #wxScroll{}. %% Callback event: {@link wxScrollEvent}
 
 -record(wxChildFocus, {type :: wxChildFocusEventType()}). %% Callback event: {@link wxChildFocusEvent}
--type wxChildFocusEventType() :: child_focus.
+-type wxChildFocusEventType() :: 'child_focus'.
 -type wxChildFocus() :: #wxChildFocus{}. %% Callback event: {@link wxChildFocusEvent}
 
+-record(wxAuiNotebook,{type :: wxAuiNotebookEventType(), %% Callback event: {@link wxAuiNotebookEvent}
+	old_selection :: integer(),
+	selection :: integer(),
+	drag_source :: wxAuiNotebook:wxAuiNotebook()}).
+-type wxAuiNotebookEventType() :: 'command_auinotebook_page_close' | 'command_auinotebook_page_changed' | 'command_auinotebook_page_changing' | 'command_auinotebook_button' | 'command_auinotebook_begin_drag' | 'command_auinotebook_end_drag' | 'command_auinotebook_drag_motion' | 'command_auinotebook_allow_dnd' | 'command_auinotebook_tab_middle_down' | 'command_auinotebook_tab_middle_up' | 'command_auinotebook_tab_right_down' | 'command_auinotebook_tab_right_up' | 'command_auinotebook_page_closed' | 'command_auinotebook_drag_done' | 'command_auinotebook_bg_dclick'.
+-type wxAuiNotebook() :: #wxAuiNotebook{}. %% Callback event: {@link wxAuiNotebookEvent}
+
+-record(wxSize,{type :: wxSizeEventType(), %% Callback event: {@link wxSizeEvent}
+	size :: {W::integer(), H::integer()},
+	rect :: {X::integer(), Y::integer(), W::integer(), H::integer()}}).
+-type wxSizeEventType() :: 'size'.
+-type wxSize() :: #wxSize{}. %% Callback event: {@link wxSizeEvent}
+
+-record(wxCommand,{type :: wxCommandEventType(), %% Callback event: {@link wxCommandEvent}
+	cmdString :: unicode:chardata(),
+	commandInt :: integer(),
+	extraLong :: integer()}).
+-type wxCommandEventType() :: 'command_button_clicked' | 'command_checkbox_clicked' | 'command_choice_selected' | 'command_listbox_selected' | 'command_listbox_doubleclicked' | 'command_text_updated' | 'command_text_enter' | 'command_menu_selected' | 'command_slider_updated' | 'command_radiobox_selected' | 'command_radiobutton_selected' | 'command_scrollbar_updated' | 'command_vlbox_selected' | 'command_combobox_selected' | 'command_tool_rclicked' | 'command_tool_enter' | 'command_checklistbox_toggled' | 'command_togglebutton_clicked' | 'command_left_click' | 'command_left_dclick' | 'command_right_click' | 'command_set_focus' | 'command_kill_focus' | 'command_enter'.
+-type wxCommand() :: #wxCommand{}. %% Callback event: {@link wxCommandEvent}
+
 -record(wxMaximize, {type :: wxMaximizeEventType()}). %% Callback event: {@link wxMaximizeEvent}
--type wxMaximizeEventType() :: maximize.
+-type wxMaximizeEventType() :: 'maximize'.
 -type wxMaximize() :: #wxMaximize{}. %% Callback event: {@link wxMaximizeEvent}
 
--record(wxFileDirPicker,{type :: wxFileDirPickerEventType(), %% Callback event: {@link wxFileDirPickerEvent}
-	path :: unicode:chardata()}).
--type wxFileDirPickerEventType() :: command_filepicker_changed | command_dirpicker_changed.
--type wxFileDirPicker() :: #wxFileDirPicker{}. %% Callback event: {@link wxFileDirPickerEvent}
+-record(wxSpin,{type :: wxSpinEventType(), %% Callback event: {@link wxSpinEvent}
+	commandInt :: integer()}).
+-type wxSpinEventType() :: 'command_spinctrl_updated' | 'spin_up' | 'spin_down' | 'spin'.
+-type wxSpin() :: #wxSpin{}. %% Callback event: {@link wxSpinEvent}
 
--record(wxFocus,{type :: wxFocusEventType(), %% Callback event: {@link wxFocusEvent}
-	win :: wxWindow:wxWindow()}).
--type wxFocusEventType() :: set_focus | kill_focus.
--type wxFocus() :: #wxFocus{}. %% Callback event: {@link wxFocusEvent}
+-record(wxMenu,{type :: wxMenuEventType(), %% Callback event: {@link wxMenuEvent}
+	menuId :: integer(),
+	menu :: wxMenu:wxMenu()}).
+-type wxMenuEventType() :: 'menu_open' | 'menu_close' | 'menu_highlight'.
+-type wxMenu() :: #wxMenu{}. %% Callback event: {@link wxMenuEvent}
 
--record(wxDate,{type :: wxDateEventType(), %% Callback event: {@link wxDateEvent}
-	date :: wx:wx_datetime()}).
--type wxDateEventType() :: date_changed.
--type wxDate() :: #wxDate{}. %% Callback event: {@link wxDateEvent}
+-record(wxShow,{type :: wxShowEventType(), %% Callback event: {@link wxShowEvent}
+	show :: boolean()}).
+-type wxShowEventType() :: 'show'.
+-type wxShow() :: #wxShow{}. %% Callback event: {@link wxShowEvent}
 
--record(wxHtmlLink,{type :: wxHtmlLinkEventType(), %% Callback event: {@link wxHtmlLinkEvent}
-	linkInfo :: wx:wx_wxHtmlLinkInfo()}).
--type wxHtmlLinkEventType() :: command_html_link_clicked.
--type wxHtmlLink() :: #wxHtmlLink{}. %% Callback event: {@link wxHtmlLinkEvent}
+-record(wxWindowDestroy, {type :: wxWindowDestroyEventType()}). %% Callback event: {@link wxWindowDestroyEvent}
+-type wxWindowDestroyEventType() :: 'destroy'.
+-type wxWindowDestroy() :: #wxWindowDestroy{}. %% Callback event: {@link wxWindowDestroyEvent}
 
--record(wxHelp, {type :: wxHelpEventType()}). %% Callback event: {@link wxHelpEvent}
--type wxHelpEventType() :: help | detailed_help.
--type wxHelp() :: #wxHelp{}. %% Callback event: {@link wxHelpEvent}
+-record(wxContextMenu,{type :: wxContextMenuEventType(), %% Callback event: {@link wxContextMenuEvent}
+	pos :: {X::integer(), Y::integer()}}).
+-type wxContextMenuEventType() :: 'context_menu'.
+-type wxContextMenu() :: #wxContextMenu{}. %% Callback event: {@link wxContextMenuEvent}
 
 -record(wxActivate,{type :: wxActivateEventType(), %% Callback event: {@link wxActivateEvent}
 	active :: boolean()}).
--type wxActivateEventType() :: activate | activate_app | hibernate.
+-type wxActivateEventType() :: 'activate' | 'activate_app' | 'hibernate'.
 -type wxActivate() :: #wxActivate{}. %% Callback event: {@link wxActivateEvent}
 
--record(wxStyledText,{type :: wxStyledTextEventType(), %% Callback event: {@link wxStyledTextEvent}
-	position :: integer(),
-	key :: integer(),
-	modifiers :: integer(),
-	modificationType :: integer(),
-	text :: unicode:chardata(),
-	length :: integer(),
-	linesAdded :: integer(),
-	line :: integer(),
-	foldLevelNow :: integer(),
-	foldLevelPrev :: integer(),
-	margin :: integer(),
-	message :: integer(),
-	wParam :: integer(),
-	lParam :: integer(),
-	listType :: integer(),
-	x :: integer(),
-	y :: integer(),
-	dragText :: unicode:chardata(),
-	dragAllowMove :: boolean(),
-	dragResult :: wx:wx_enum()}).
--type wxStyledTextEventType() :: stc_change | stc_styleneeded | stc_charadded | stc_savepointreached | stc_savepointleft | stc_romodifyattempt | stc_key | stc_doubleclick | stc_updateui | stc_modified | stc_macrorecord | stc_marginclick | stc_needshown | stc_painted | stc_userlistselection | stc_uridropped | stc_dwellstart | stc_dwellend | stc_start_drag | stc_drag_over | stc_do_drop | stc_zoom | stc_hotspot_click | stc_hotspot_dclick | stc_calltip_click | stc_autocomp_selection.
--type wxStyledText() :: #wxStyledText{}. %% Callback event: {@link wxStyledTextEvent}
-
--record(wxSysColourChanged, {type :: wxSysColourChangedEventType()}). %% Callback event: {@link wxSysColourChangedEvent}
--type wxSysColourChangedEventType() :: sys_colour_changed.
--type wxSysColourChanged() :: #wxSysColourChanged{}. %% Callback event: {@link wxSysColourChangedEvent}
+-record(wxMove,{type :: wxMoveEventType(), %% Callback event: {@link wxMoveEvent}
+	pos :: {X::integer(), Y::integer()},
+	rect :: {X::integer(), Y::integer(), W::integer(), H::integer()}}).
+-type wxMoveEventType() :: 'move'.
+-type wxMove() :: #wxMove{}. %% Callback event: {@link wxMoveEvent}
 
--record(wxGrid,{type :: wxGridEventType(), %% Callback event: {@link wxGridEvent}
-	row :: integer(),
+-record(wxList,{type :: wxListEventType(), %% Callback event: {@link wxListEvent}
+	code :: integer(),
+	oldItemIndex :: integer(),
+	itemIndex :: integer(),
 	col :: integer(),
-	x :: integer(),
-	y :: integer(),
-	selecting :: boolean(),
-	control :: boolean(),
-	meta :: boolean(),
-	shift :: boolean(),
-	alt :: boolean()}).
--type wxGridEventType() :: grid_cell_left_click | grid_cell_right_click | grid_cell_left_dclick | grid_cell_right_dclick | grid_label_left_click | grid_label_right_click | grid_label_left_dclick | grid_label_right_dclick | grid_row_size | grid_col_size | grid_range_select | grid_cell_change | grid_select_cell | grid_editor_shown | grid_editor_hidden | grid_editor_created | grid_cell_begin_drag.
--type wxGrid() :: #wxGrid{}. %% Callback event: {@link wxGridEvent}
-
--record(wxPaletteChanged, {type :: wxPaletteChangedEventType()}). %% Callback event: {@link wxPaletteChangedEvent}
--type wxPaletteChangedEventType() :: palette_changed.
--type wxPaletteChanged() :: #wxPaletteChanged{}. %% Callback event: {@link wxPaletteChangedEvent}
+	pointDrag :: {X::integer(), Y::integer()}}).
+-type wxListEventType() :: 'command_list_begin_drag' | 'command_list_begin_rdrag' | 'command_list_begin_label_edit' | 'command_list_end_label_edit' | 'command_list_delete_item' | 'command_list_delete_all_items' | 'command_list_key_down' | 'command_list_insert_item' | 'command_list_col_click' | 'command_list_col_right_click' | 'command_list_col_begin_drag' | 'command_list_col_dragging' | 'command_list_col_end_drag' | 'command_list_item_selected' | 'command_list_item_deselected' | 'command_list_item_right_click' | 'command_list_item_middle_click' | 'command_list_item_activated' | 'command_list_item_focused' | 'command_list_cache_hint'.
+-type wxList() :: #wxList{}. %% Callback event: {@link wxListEvent}
 
--record(wxUpdateUI, {type :: wxUpdateUIEventType()}). %% Callback event: {@link wxUpdateUIEvent}
--type wxUpdateUIEventType() :: update_ui.
--type wxUpdateUI() :: #wxUpdateUI{}. %% Callback event: {@link wxUpdateUIEvent}
+-record(wxClipboardText, {type :: wxClipboardTextEventType()}). %% Callback event: {@link wxClipboardTextEvent}
+-type wxClipboardTextEventType() :: 'command_text_copy' | 'command_text_cut' | 'command_text_paste'.
+-type wxClipboardText() :: #wxClipboardText{}. %% Callback event: {@link wxClipboardTextEvent}
 
--record(wxSize,{type :: wxSizeEventType(), %% Callback event: {@link wxSizeEvent}
-	size :: {W::integer(), H::integer()},
-	rect :: {X::integer(), Y::integer(), W::integer(), H::integer()}}).
--type wxSizeEventType() :: size.
--type wxSize() :: #wxSize{}. %% Callback event: {@link wxSizeEvent}
+-record(wxScrollWin,{type :: wxScrollWinEventType(), %% Callback event: {@link wxScrollWinEvent}
+	commandInt :: integer(),
+	extraLong :: integer()}).
+-type wxScrollWinEventType() :: 'scrollwin_top' | 'scrollwin_bottom' | 'scrollwin_lineup' | 'scrollwin_linedown' | 'scrollwin_pageup' | 'scrollwin_pagedown' | 'scrollwin_thumbtrack' | 'scrollwin_thumbrelease'.
+-type wxScrollWin() :: #wxScrollWin{}. %% Callback event: {@link wxScrollWinEvent}
 
 -record(wxIconize,{type :: wxIconizeEventType(), %% Callback event: {@link wxIconizeEvent}
 	iconized :: boolean()}).
--type wxIconizeEventType() :: iconize.
+-type wxIconizeEventType() :: 'iconize'.
 -type wxIconize() :: #wxIconize{}. %% Callback event: {@link wxIconizeEvent}
 
--record(wxAuiNotebook,{type :: wxAuiNotebookEventType(), %% Callback event: {@link wxAuiNotebookEvent}
-	old_selection :: integer(),
-	selection :: integer(),
-	drag_source :: wxAuiNotebook:wxAuiNotebook()}).
--type wxAuiNotebookEventType() :: command_auinotebook_page_close | command_auinotebook_page_changed | command_auinotebook_page_changing | command_auinotebook_button | command_auinotebook_begin_drag | command_auinotebook_end_drag | command_auinotebook_drag_motion | command_auinotebook_allow_dnd | command_auinotebook_tab_middle_down | command_auinotebook_tab_middle_up | command_auinotebook_tab_right_down | command_auinotebook_tab_right_up | command_auinotebook_page_closed | command_auinotebook_drag_done | command_auinotebook_bg_dclick.
--type wxAuiNotebook() :: #wxAuiNotebook{}. %% Callback event: {@link wxAuiNotebookEvent}
-
--record(wxClose, {type :: wxCloseEventType()}). %% Callback event: {@link wxCloseEvent}
--type wxCloseEventType() :: close_window | end_session | query_end_session.
--type wxClose() :: #wxClose{}. %% Callback event: {@link wxCloseEvent}
-
--record(wxMouseCaptureChanged, {type :: wxMouseCaptureChangedEventType()}). %% Callback event: {@link wxMouseCaptureChangedEvent}
--type wxMouseCaptureChangedEventType() :: mouse_capture_changed.
--type wxMouseCaptureChanged() :: #wxMouseCaptureChanged{}. %% Callback event: {@link wxMouseCaptureChangedEvent}
+-record(wxUpdateUI, {type :: wxUpdateUIEventType()}). %% Callback event: {@link wxUpdateUIEvent}
+-type wxUpdateUIEventType() :: 'update_ui'.
+-type wxUpdateUI() :: #wxUpdateUI{}. %% Callback event: {@link wxUpdateUIEvent}
 
 -record(wxMouse,{type :: wxMouseEventType(), %% Callback event: {@link wxMouseEvent}
 	x :: integer(),
@@ -277,17 +233,86 @@
 	wheelRotation :: integer(),
 	wheelDelta :: integer(),
 	linesPerAction :: integer()}).
--type wxMouseEventType() :: left_down | left_up | middle_down | middle_up | right_down | right_up | motion | enter_window | leave_window | left_dclick | middle_dclick | right_dclick | mousewheel.
+-type wxMouseEventType() :: 'left_down' | 'left_up' | 'middle_down' | 'middle_up' | 'right_down' | 'right_up' | 'motion' | 'enter_window' | 'leave_window' | 'left_dclick' | 'middle_dclick' | 'right_dclick' | 'mousewheel'.
 -type wxMouse() :: #wxMouse{}. %% Callback event: {@link wxMouseEvent}
 
--record(wxClipboardText, {type :: wxClipboardTextEventType()}). %% Callback event: {@link wxClipboardTextEvent}
--type wxClipboardTextEventType() :: command_text_copy | command_text_cut | command_text_paste.
--type wxClipboardText() :: #wxClipboardText{}. %% Callback event: {@link wxClipboardTextEvent}
+-record(wxTree,{type :: wxTreeEventType(), %% Callback event: {@link wxTreeEvent}
+	item :: integer(),
+	itemOld :: integer(),
+	pointDrag :: {X::integer(), Y::integer()}}).
+-type wxTreeEventType() :: 'command_tree_begin_drag' | 'command_tree_begin_rdrag' | 'command_tree_begin_label_edit' | 'command_tree_end_label_edit' | 'command_tree_delete_item' | 'command_tree_get_info' | 'command_tree_set_info' | 'command_tree_item_expanded' | 'command_tree_item_expanding' | 'command_tree_item_collapsed' | 'command_tree_item_collapsing' | 'command_tree_sel_changed' | 'command_tree_sel_changing' | 'command_tree_key_down' | 'command_tree_item_activated' | 'command_tree_item_right_click' | 'command_tree_item_middle_click' | 'command_tree_end_drag' | 'command_tree_state_image_click' | 'command_tree_item_gettooltip' | 'command_tree_item_menu'.
+-type wxTree() :: #wxTree{}. %% Callback event: {@link wxTreeEvent}
+
+-record(wxSysColourChanged, {type :: wxSysColourChangedEventType()}). %% Callback event: {@link wxSysColourChangedEvent}
+-type wxSysColourChangedEventType() :: 'sys_colour_changed'.
+-type wxSysColourChanged() :: #wxSysColourChanged{}. %% Callback event: {@link wxSysColourChangedEvent}
+
+-record(wxNavigationKey,{type :: wxNavigationKeyEventType(), %% Callback event: {@link wxNavigationKeyEvent}
+	flags :: integer(),
+	focus :: wxWindow:wxWindow()}).
+-type wxNavigationKeyEventType() :: 'navigation_key'.
+-type wxNavigationKey() :: #wxNavigationKey{}. %% Callback event: {@link wxNavigationKeyEvent}
+
+-record(wxQueryNewPalette, {type :: wxQueryNewPaletteEventType()}). %% Callback event: {@link wxQueryNewPaletteEvent}
+-type wxQueryNewPaletteEventType() :: 'query_new_palette'.
+-type wxQueryNewPalette() :: #wxQueryNewPalette{}. %% Callback event: {@link wxQueryNewPaletteEvent}
+
+-record(wxMouseCaptureChanged, {type :: wxMouseCaptureChangedEventType()}). %% Callback event: {@link wxMouseCaptureChangedEvent}
+-type wxMouseCaptureChangedEventType() :: 'mouse_capture_changed'.
+-type wxMouseCaptureChanged() :: #wxMouseCaptureChanged{}. %% Callback event: {@link wxMouseCaptureChangedEvent}
+
+-record(wxHtmlLink,{type :: wxHtmlLinkEventType(), %% Callback event: {@link wxHtmlLinkEvent}
+	linkInfo :: wx:wx_wxHtmlLinkInfo()}).
+-type wxHtmlLinkEventType() :: 'command_html_link_clicked'.
+-type wxHtmlLink() :: #wxHtmlLink{}. %% Callback event: {@link wxHtmlLinkEvent}
+
+-record(wxKey,{type :: wxKeyEventType(), %% Callback event: {@link wxKeyEvent}
+	x :: integer(),
+	y :: integer(),
+	keyCode :: integer(),
+	controlDown :: boolean(),
+	shiftDown :: boolean(),
+	altDown :: boolean(),
+	metaDown :: boolean(),
+	scanCode :: boolean(),
+	uniChar :: integer(),
+	rawCode :: integer(),
+	rawFlags :: integer()}).
+-type wxKeyEventType() :: 'char' | 'char_hook' | 'key_down' | 'key_up'.
+-type wxKey() :: #wxKey{}. %% Callback event: {@link wxKeyEvent}
+
+-record(wxTaskBarIcon, {type :: wxTaskBarIconEventType()}). %% Callback event: {@link wxTaskBarIconEvent}
+-type wxTaskBarIconEventType() :: 'taskbar_move' | 'taskbar_left_down' | 'taskbar_left_up' | 'taskbar_right_down' | 'taskbar_right_up' | 'taskbar_left_dclick' | 'taskbar_right_dclick'.
+-type wxTaskBarIcon() :: #wxTaskBarIcon{}. %% Callback event: {@link wxTaskBarIconEvent}
+
+-record(wxGrid,{type :: wxGridEventType(), %% Callback event: {@link wxGridEvent}
+	row :: integer(),
+	col :: integer(),
+	x :: integer(),
+	y :: integer(),
+	selecting :: boolean(),
+	control :: boolean(),
+	meta :: boolean(),
+	shift :: boolean(),
+	alt :: boolean()}).
+-type wxGridEventType() :: 'grid_cell_left_click' | 'grid_cell_right_click' | 'grid_cell_left_dclick' | 'grid_cell_right_dclick' | 'grid_label_left_click' | 'grid_label_right_click' | 'grid_label_left_dclick' | 'grid_label_right_dclick' | 'grid_row_size' | 'grid_col_size' | 'grid_range_select' | 'grid_cell_change' | 'grid_select_cell' | 'grid_editor_shown' | 'grid_editor_hidden' | 'grid_editor_created' | 'grid_cell_begin_drag'.
+-type wxGrid() :: #wxGrid{}. %% Callback event: {@link wxGridEvent}
+
+-record(wxCalendar,{type :: wxCalendarEventType(), %% Callback event: {@link wxCalendarEvent}
+	wday :: wx:wx_enum(),
+	date :: wx:wx_datetime()}).
+-type wxCalendarEventType() :: 'calendar_sel_changed' | 'calendar_day_changed' | 'calendar_month_changed' | 'calendar_year_changed' | 'calendar_doubleclicked' | 'calendar_weekday_clicked'.
+-type wxCalendar() :: #wxCalendar{}. %% Callback event: {@link wxCalendarEvent}
 
 -record(wxWindowCreate, {type :: wxWindowCreateEventType()}). %% Callback event: {@link wxWindowCreateEvent}
--type wxWindowCreateEventType() :: create.
+-type wxWindowCreateEventType() :: 'create'.
 -type wxWindowCreate() :: #wxWindowCreate{}. %% Callback event: {@link wxWindowCreateEvent}
 
+-record(wxDate,{type :: wxDateEventType(), %% Callback event: {@link wxDateEvent}
+	date :: wx:wx_datetime()}).
+-type wxDateEventType() :: 'date_changed'.
+-type wxDate() :: #wxDate{}. %% Callback event: {@link wxDateEvent}
+
 -record(wxAuiManager,{type :: wxAuiManagerEventType(), %% Callback event: {@link wxAuiManagerEvent}
 	manager :: wxAuiManager:wxAuiManager(),
 	pane :: wxAuiPaneInfo:wxAuiPaneInfo(),
@@ -295,58 +320,33 @@
 	veto_flag :: boolean(),
 	canveto_flag :: boolean(),
 	dc :: wxDC:wxDC()}).
--type wxAuiManagerEventType() :: aui_pane_button | aui_pane_close | aui_pane_maximize | aui_pane_restore | aui_pane_activated | aui_render | aui_find_manager.
+-type wxAuiManagerEventType() :: 'aui_pane_button' | 'aui_pane_close' | 'aui_pane_maximize' | 'aui_pane_restore' | 'aui_pane_activated' | 'aui_render' | 'aui_find_manager'.
 -type wxAuiManager() :: #wxAuiManager{}. %% Callback event: {@link wxAuiManagerEvent}
 
--record(wxInitDialog, {type :: wxInitDialogEventType()}). %% Callback event: {@link wxInitDialogEvent}
--type wxInitDialogEventType() :: init_dialog.
--type wxInitDialog() :: #wxInitDialog{}. %% Callback event: {@link wxInitDialogEvent}
-
--record(wxCommand,{type :: wxCommandEventType(), %% Callback event: {@link wxCommandEvent}
-	cmdString :: unicode:chardata(),
-	commandInt :: integer(),
-	extraLong :: integer()}).
--type wxCommandEventType() :: command_button_clicked | command_checkbox_clicked | command_choice_selected | command_listbox_selected | command_listbox_doubleclicked | command_text_updated | command_text_enter | command_menu_selected | command_slider_updated | command_radiobox_selected | command_radiobutton_selected | command_scrollbar_updated | command_vlbox_selected | command_combobox_selected | command_tool_rclicked | command_tool_enter | command_checklistbox_toggled | command_togglebutton_clicked | command_left_click | command_left_dclick | command_right_click | command_set_focus | command_kill_focus | command_enter.
--type wxCommand() :: #wxCommand{}. %% Callback event: {@link wxCommandEvent}
-
 -record(wxJoystick,{type :: wxJoystickEventType(), %% Callback event: {@link wxJoystickEvent}
 	pos :: {X::integer(), Y::integer()},
 	zPosition :: integer(),
 	buttonChange :: integer(),
 	buttonState :: integer(),
 	joyStick :: integer()}).
--type wxJoystickEventType() :: joy_button_down | joy_button_up | joy_move | joy_zmove.
+-type wxJoystickEventType() :: 'joy_button_down' | 'joy_button_up' | 'joy_move' | 'joy_zmove'.
 -type wxJoystick() :: #wxJoystick{}. %% Callback event: {@link wxJoystickEvent}
 
--record(wxQueryNewPalette, {type :: wxQueryNewPaletteEventType()}). %% Callback event: {@link wxQueryNewPaletteEvent}
--type wxQueryNewPaletteEventType() :: query_new_palette.
--type wxQueryNewPalette() :: #wxQueryNewPalette{}. %% Callback event: {@link wxQueryNewPaletteEvent}
-
--record(wxMove,{type :: wxMoveEventType(), %% Callback event: {@link wxMoveEvent}
-	pos :: {X::integer(), Y::integer()},
-	rect :: {X::integer(), Y::integer(), W::integer(), H::integer()}}).
--type wxMoveEventType() :: move.
--type wxMove() :: #wxMove{}. %% Callback event: {@link wxMoveEvent}
-
--record(wxIdle, {type :: wxIdleEventType()}). %% Callback event: {@link wxIdleEvent}
--type wxIdleEventType() :: idle.
--type wxIdle() :: #wxIdle{}. %% Callback event: {@link wxIdleEvent}
-
--record(wxColourPicker,{type :: wxColourPickerEventType(), %% Callback event: {@link wxColourPickerEvent}
-	colour :: wx:wx_colour()}).
--type wxColourPickerEventType() :: command_colourpicker_changed.
--type wxColourPicker() :: #wxColourPicker{}. %% Callback event: {@link wxColourPickerEvent}
+-record(wxPaint, {type :: wxPaintEventType()}). %% Callback event: {@link wxPaintEvent}
+-type wxPaintEventType() :: 'paint'.
+-type wxPaint() :: #wxPaint{}. %% Callback event: {@link wxPaintEvent}
 
--record(wxTaskBarIcon, {type :: wxTaskBarIconEventType()}). %% Callback event: {@link wxTaskBarIconEvent}
--type wxTaskBarIconEventType() :: taskbar_move | taskbar_left_down | taskbar_left_up | taskbar_right_down | taskbar_right_up | taskbar_left_dclick | taskbar_right_dclick.
--type wxTaskBarIcon() :: #wxTaskBarIcon{}. %% Callback event: {@link wxTaskBarIconEvent}
+-record(wxErase,{type :: wxEraseEventType(), %% Callback event: {@link wxEraseEvent}
+	dc :: wxDC:wxDC()}).
+-type wxEraseEventType() :: 'erase_background'.
+-type wxErase() :: #wxErase{}. %% Callback event: {@link wxEraseEvent}
 
--record(wxTree,{type :: wxTreeEventType(), %% Callback event: {@link wxTreeEvent}
-	item :: integer(),
-	itemOld :: integer(),
-	pointDrag :: {X::integer(), Y::integer()}}).
--type wxTreeEventType() :: command_tree_begin_drag | command_tree_begin_rdrag | command_tree_begin_label_edit | command_tree_end_label_edit | command_tree_delete_item | command_tree_get_info | command_tree_set_info | command_tree_item_expanded | command_tree_item_expanding | command_tree_item_collapsed | command_tree_item_collapsing | command_tree_sel_changed | command_tree_sel_changing | command_tree_key_down | command_tree_item_activated | command_tree_item_right_click | command_tree_item_middle_click | command_tree_end_drag | command_tree_state_image_click | command_tree_item_gettooltip | command_tree_item_menu.
--type wxTree() :: #wxTree{}. %% Callback event: {@link wxTreeEvent}
+-record(wxSetCursor,{type :: wxSetCursorEventType(), %% Callback event: {@link wxSetCursorEvent}
+	x :: integer(),
+	y :: integer(),
+	cursor :: wxCursor:wxCursor()}).
+-type wxSetCursorEventType() :: 'set_cursor'.
+-type wxSetCursor() :: #wxSetCursor{}. %% Callback event: {@link wxSetCursorEvent}
 
 -type event() :: wxActivate() | wxAuiManager() | wxAuiNotebook() | wxCalendar() | wxChildFocus() | wxClipboardText() | wxClose() | wxColourPicker() | wxCommand() | wxContextMenu() | wxDate() | wxDisplayChanged() | wxErase() | wxFileDirPicker() | wxFocus() | wxFontPicker() | wxGrid() | wxHelp() | wxHtmlLink() | wxIconize() | wxIdle() | wxInitDialog() | wxJoystick() | wxKey() | wxList() | wxMaximize() | wxMenu() | wxMouse() | wxMouseCaptureChanged() | wxMouseCaptureLost() | wxMove() | wxNavigationKey() | wxNotebook() | wxPaint() | wxPaletteChanged() | wxQueryNewPalette() | wxSash() | wxScroll() | wxScrollWin() | wxSetCursor() | wxShow() | wxSize() | wxSpin() | wxSplitter() | wxStyledText() | wxSysColourChanged() | wxTaskBarIcon() | wxTree() | wxUpdateUI() | wxWindowCreate() | wxWindowDestroy().
 -type wxEventType() :: wxActivateEventType() | wxAuiManagerEventType() | wxAuiNotebookEventType() | wxCalendarEventType() | wxChildFocusEventType() | wxClipboardTextEventType() | wxCloseEventType() | wxColourPickerEventType() | wxCommandEventType() | wxContextMenuEventType() | wxDateEventType() | wxDisplayChangedEventType() | wxEraseEventType() | wxFileDirPickerEventType() | wxFocusEventType() | wxFontPickerEventType() | wxGridEventType() | wxHelpEventType() | wxHtmlLinkEventType() | wxIconizeEventType() | wxIdleEventType() | wxInitDialogEventType() | wxJoystickEventType() | wxKeyEventType() | wxListEventType() | wxMaximizeEventType() | wxMenuEventType() | wxMouseCaptureChangedEventType() | wxMouseCaptureLostEventType() | wxMouseEventType() | wxMoveEventType() | wxNavigationKeyEventType() | wxNotebookEventType() | wxPaintEventType() | wxPaletteChangedEventType() | wxQueryNewPaletteEventType() | wxSashEventType() | wxScrollEventType() | wxScrollWinEventType() | wxSetCursorEventType() | wxShowEventType() | wxSizeEventType() | wxSpinEventType() | wxSplitterEventType() | wxStyledTextEventType() | wxSysColourChangedEventType() | wxTaskBarIconEventType() | wxTreeEventType() | wxUpdateUIEventType() | wxWindowCreateEventType() | wxWindowDestroyEventType().
diff --git a/lib/wx/src/gen/gl.erl b/lib/wx/src/gen/gl.erl
index bedd4e9cca..e10b99b10a 100644
--- a/lib/wx/src/gen/gl.erl
+++ b/lib/wx/src/gen/gl.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2008-2015. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2016. All Rights Reserved.
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -321,7 +321,7 @@ send_bin(Tuple) when is_tuple(Tuple) ->
 %% in the frame buffer. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClearIndex.xml">external</a> documentation.
--spec clearIndex(C) -> ok when C :: float().
+-spec clearIndex(C) -> 'ok' when C :: float().
 clearIndex(C) ->
   cast(5037, <<C:?GLfloat>>).
 
@@ -332,7 +332,7 @@ clearIndex(C) ->
 %% range  [0 1]. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClearColor.xml">external</a> documentation.
--spec clearColor(Red, Green, Blue, Alpha) -> ok when Red :: clamp(),Green :: clamp(),Blue :: clamp(),Alpha :: clamp().
+-spec clearColor(Red, Green, Blue, Alpha) -> 'ok' when Red :: clamp(),Green :: clamp(),Blue :: clamp(),Alpha :: clamp().
 clearColor(Red,Green,Blue,Alpha) ->
   cast(5038, <<Red:?GLclampf,Green:?GLclampf,Blue:?GLclampf,Alpha:?GLclampf>>).
 
@@ -362,7 +362,7 @@ clearColor(Red,Green,Blue,Alpha) ->
 %% that buffer. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClear.xml">external</a> documentation.
--spec clear(Mask) -> ok when Mask :: integer().
+-spec clear(Mask) -> 'ok' when Mask :: integer().
 clear(Mask) ->
   cast(5039, <<Mask:?GLbitfield>>).
 
@@ -379,7 +379,7 @@ clear(Mask) ->
 %% writing. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glIndexMask.xml">external</a> documentation.
--spec indexMask(Mask) -> ok when Mask :: integer().
+-spec indexMask(Mask) -> 'ok' when Mask :: integer().
 indexMask(Mask) ->
   cast(5040, <<Mask:?GLuint>>).
 
@@ -395,7 +395,7 @@ indexMask(Mask) ->
 %% enabled or disabled for entire color components. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glColorMask.xml">external</a> documentation.
--spec colorMask(Red, Green, Blue, Alpha) -> ok when Red :: 0|1,Green :: 0|1,Blue :: 0|1,Alpha :: 0|1.
+-spec colorMask(Red, Green, Blue, Alpha) -> 'ok' when Red :: 0|1,Green :: 0|1,Blue :: 0|1,Alpha :: 0|1.
 colorMask(Red,Green,Blue,Alpha) ->
   cast(5041, <<Red:?GLboolean,Green:?GLboolean,Blue:?GLboolean,Alpha:?GLboolean>>).
 
@@ -438,7 +438,7 @@ colorMask(Red,Green,Blue,Alpha) ->
 %% operations. ``gl:alphaFunc'' does not affect screen clear operations. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glAlphaFunc.xml">external</a> documentation.
--spec alphaFunc(Func, Ref) -> ok when Func :: enum(),Ref :: clamp().
+-spec alphaFunc(Func, Ref) -> 'ok' when Func :: enum(),Ref :: clamp().
 alphaFunc(Func,Ref) ->
   cast(5042, <<Func:?GLenum,Ref:?GLclampf>>).
 
@@ -513,7 +513,7 @@ alphaFunc(Func,Ref) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBlendFunc.xml">external</a> documentation.
--spec blendFunc(Sfactor, Dfactor) -> ok when Sfactor :: enum(),Dfactor :: enum().
+-spec blendFunc(Sfactor, Dfactor) -> 'ok' when Sfactor :: enum(),Dfactor :: enum().
 blendFunc(Sfactor,Dfactor) ->
   cast(5043, <<Sfactor:?GLenum,Dfactor:?GLenum>>).
 
@@ -543,7 +543,7 @@ blendFunc(Sfactor,Dfactor) ->
 %% the source and destination colors. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLogicOp.xml">external</a> documentation.
--spec logicOp(Opcode) -> ok when Opcode :: enum().
+-spec logicOp(Opcode) -> 'ok' when Opcode :: enum().
 logicOp(Opcode) ->
   cast(5044, <<Opcode:?GLenum>>).
 
@@ -559,7 +559,7 @@ logicOp(Opcode) ->
 %% front-facing and back-facing. See  {@link gl:frontFace/1} . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCullFace.xml">external</a> documentation.
--spec cullFace(Mode) -> ok when Mode :: enum().
+-spec cullFace(Mode) -> 'ok' when Mode :: enum().
 cullFace(Mode) ->
   cast(5045, <<Mode:?GLenum>>).
 
@@ -582,7 +582,7 @@ cullFace(Mode) ->
 %% default, counterclockwise polygons are taken to be front-facing. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glFrontFace.xml">external</a> documentation.
--spec frontFace(Mode) -> ok when Mode :: enum().
+-spec frontFace(Mode) -> 'ok' when Mode :: enum().
 frontFace(Mode) ->
   cast(5046, <<Mode:?GLenum>>).
 
@@ -594,7 +594,7 @@ frontFace(Mode) ->
 %% built-in variable gl_PointSize will be used. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPointSize.xml">external</a> documentation.
--spec pointSize(Size) -> ok when Size :: float().
+-spec pointSize(Size) -> 'ok' when Size :: float().
 pointSize(Size) ->
   cast(5047, <<Size:?GLfloat>>).
 
@@ -626,7 +626,7 @@ pointSize(Size) ->
 %% , `?GL_SMOOTH_LINE_WIDTH_RANGE', and `?GL_SMOOTH_LINE_WIDTH_GRANULARITY'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLineWidth.xml">external</a> documentation.
--spec lineWidth(Width) -> ok when Width :: float().
+-spec lineWidth(Width) -> 'ok' when Width :: float().
 lineWidth(Width) ->
   cast(5048, <<Width:?GLfloat>>).
 
@@ -658,7 +658,7 @@ lineWidth(Width) ->
 %% stippling is disabled. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLineStipple.xml">external</a> documentation.
--spec lineStipple(Factor, Pattern) -> ok when Factor :: integer(),Pattern :: integer().
+-spec lineStipple(Factor, Pattern) -> 'ok' when Factor :: integer(),Pattern :: integer().
 lineStipple(Factor,Pattern) ->
   cast(5049, <<Factor:?GLint,Pattern:?GLushort>>).
 
@@ -686,7 +686,7 @@ lineStipple(Factor,Pattern) ->
 %%  control the rasterization of the polygon. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPolygonMode.xml">external</a> documentation.
--spec polygonMode(Face, Mode) -> ok when Face :: enum(),Mode :: enum().
+-spec polygonMode(Face, Mode) -> 'ok' when Face :: enum(),Mode :: enum().
 polygonMode(Face,Mode) ->
   cast(5050, <<Face:?GLenum,Mode:?GLenum>>).
 
@@ -704,7 +704,7 @@ polygonMode(Face,Mode) ->
 %% to surfaces, and for rendering solids with highlighted edges. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPolygonOffset.xml">external</a> documentation.
--spec polygonOffset(Factor, Units) -> ok when Factor :: float(),Units :: float().
+-spec polygonOffset(Factor, Units) -> 'ok' when Factor :: float(),Units :: float().
 polygonOffset(Factor,Units) ->
   cast(5051, <<Factor:?GLfloat,Units:?GLfloat>>).
 
@@ -735,7 +735,7 @@ polygonOffset(Factor,Units) ->
 %% the stipple pattern consists of all 1's. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPolygonStipple.xml">external</a> documentation.
--spec polygonStipple(Mask) -> ok when Mask :: binary().
+-spec polygonStipple(Mask) -> 'ok' when Mask :: binary().
 polygonStipple(Mask) ->
   send_bin(Mask),
   cast(5052, <<>>).
@@ -774,12 +774,12 @@ getPolygonStipple() ->
 %%  is set to `?GL_POINT' or `?GL_LINE'. See  {@link gl:polygonMode/2} . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glEdgeFlag.xml">external</a> documentation.
--spec edgeFlag(Flag) -> ok when Flag :: 0|1.
+-spec edgeFlag(Flag) -> 'ok' when Flag :: 0|1.
 edgeFlag(Flag) ->
   cast(5054, <<Flag:?GLboolean>>).
 
 %% @equiv edgeFlag(Flag)
--spec edgeFlagv(Flag) -> ok when Flag :: {Flag :: 0|1}.
+-spec edgeFlagv(Flag) -> 'ok' when Flag :: {Flag :: 0|1}.
 edgeFlagv({Flag}) ->  edgeFlag(Flag).
 
 %% @doc Define the scissor box
@@ -799,7 +799,7 @@ edgeFlagv({Flag}) ->  edgeFlag(Flag).
 %% window. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glScissor.xml">external</a> documentation.
--spec scissor(X, Y, Width, Height) -> ok when X :: integer(),Y :: integer(),Width :: integer(),Height :: integer().
+-spec scissor(X, Y, Width, Height) -> 'ok' when X :: integer(),Y :: integer(),Width :: integer(),Height :: integer().
 scissor(X,Y,Width,Height) ->
   cast(5055, <<X:?GLint,Y:?GLint,Width:?GLsizei,Height:?GLsizei>>).
 
@@ -827,7 +827,7 @@ scissor(X,Y,Width,Height) ->
 %% disabled. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClipPlane.xml">external</a> documentation.
--spec clipPlane(Plane, Equation) -> ok when Plane :: enum(),Equation :: {float(),float(),float(),float()}.
+-spec clipPlane(Plane, Equation) -> 'ok' when Plane :: enum(),Equation :: {float(),float(),float(),float()}.
 clipPlane(Plane,{E1,E2,E3,E4}) ->
   cast(5056, <<Plane:?GLenum,0:32,E1:?GLdouble,E2:?GLdouble,E3:?GLdouble,E4:?GLdouble>>).
 
@@ -884,7 +884,7 @@ getClipPlane(Plane) ->
 %%  buffers. The context is selected at GL initialization. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawBuffer.xml">external</a> documentation.
--spec drawBuffer(Mode) -> ok when Mode :: enum().
+-spec drawBuffer(Mode) -> 'ok' when Mode :: enum().
 drawBuffer(Mode) ->
   cast(5058, <<Mode:?GLenum>>).
 
@@ -909,7 +909,7 @@ drawBuffer(Mode) ->
 %%  in double-buffered configurations. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glReadBuffer.xml">external</a> documentation.
--spec readBuffer(Mode) -> ok when Mode :: enum().
+-spec readBuffer(Mode) -> 'ok' when Mode :: enum().
 readBuffer(Mode) ->
   cast(5059, <<Mode:?GLenum>>).
 
@@ -1019,13 +1019,13 @@ readBuffer(Mode) ->
 %%  and clamped to the implementation-dependent point size range. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glEnable.xml">external</a> documentation.
--spec enable(Cap) -> ok when Cap :: enum().
+-spec enable(Cap) -> 'ok' when Cap :: enum().
 enable(Cap) ->
   cast(5060, <<Cap:?GLenum>>).
 
 %% @doc 
 %% See {@link enable/1}
--spec disable(Cap) -> ok when Cap :: enum().
+-spec disable(Cap) -> 'ok' when Cap :: enum().
 disable(Cap) ->
   cast(5061, <<Cap:?GLenum>>).
 
@@ -1115,13 +1115,13 @@ isEnabled(Cap) ->
 %%  is called. See  {@link gl:vertexPointer/4} . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glEnableClientState.xml">external</a> documentation.
--spec enableClientState(Cap) -> ok when Cap :: enum().
+-spec enableClientState(Cap) -> 'ok' when Cap :: enum().
 enableClientState(Cap) ->
   cast(5063, <<Cap:?GLenum>>).
 
 %% @doc 
 %% See {@link enableClientState/1}
--spec disableClientState(Cap) -> ok when Cap :: enum().
+-spec disableClientState(Cap) -> 'ok' when Cap :: enum().
 disableClientState(Cap) ->
   cast(5064, <<Cap:?GLenum>>).
 
@@ -2089,13 +2089,13 @@ getIntegerv(Pname) ->
 %%  Initially, the attribute stack is empty. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPushAttrib.xml">external</a> documentation.
--spec pushAttrib(Mask) -> ok when Mask :: integer().
+-spec pushAttrib(Mask) -> 'ok' when Mask :: integer().
 pushAttrib(Mask) ->
   cast(5069, <<Mask:?GLbitfield>>).
 
 %% @doc 
 %% See {@link pushAttrib/1}
--spec popAttrib() -> ok.
+-spec popAttrib() -> 'ok'.
 popAttrib() ->
   cast(5070, <<>>).
 
@@ -2123,13 +2123,13 @@ popAttrib() ->
 %%  Initially, the client attribute stack is empty. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPushClientAttrib.xml">external</a> documentation.
--spec pushClientAttrib(Mask) -> ok when Mask :: integer().
+-spec pushClientAttrib(Mask) -> 'ok' when Mask :: integer().
 pushClientAttrib(Mask) ->
   cast(5071, <<Mask:?GLbitfield>>).
 
 %% @doc 
 %% See {@link pushClientAttrib/1}
--spec popClientAttrib() -> ok.
+-spec popClientAttrib() -> 'ok'.
 popClientAttrib() ->
   cast(5072, <<>>).
 
@@ -2274,7 +2274,7 @@ getString(Name) ->
 %% state, and all changes to the frame buffer contents. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glFinish.xml">external</a> documentation.
--spec finish() -> ok.
+-spec finish() -> 'ok'.
 finish() ->
   cast(5076, <<>>).
 
@@ -2292,7 +2292,7 @@ finish() ->
 %% for user input that depends on the generated image. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glFlush.xml">external</a> documentation.
--spec flush() -> ok.
+-spec flush() -> 'ok'.
 flush() ->
   cast(5077, <<>>).
 
@@ -2334,7 +2334,7 @@ flush() ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glHint.xml">external</a> documentation.
--spec hint(Target, Mode) -> ok when Target :: enum(),Mode :: enum().
+-spec hint(Target, Mode) -> 'ok' when Target :: enum(),Mode :: enum().
 hint(Target,Mode) ->
   cast(5078, <<Target:?GLenum,Mode:?GLenum>>).
 
@@ -2344,7 +2344,7 @@ hint(Target,Mode) ->
 %% buffer. Values specified by ``gl:clearDepth'' are clamped to the range  [0 1]. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClearDepth.xml">external</a> documentation.
--spec clearDepth(Depth) -> ok when Depth :: clamp().
+-spec clearDepth(Depth) -> 'ok' when Depth :: clamp().
 clearDepth(Depth) ->
   cast(5079, <<Depth:?GLclampd>>).
 
@@ -2385,7 +2385,7 @@ clearDepth(Depth) ->
 %% always passes. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDepthFunc.xml">external</a> documentation.
--spec depthFunc(Func) -> ok when Func :: enum().
+-spec depthFunc(Func) -> 'ok' when Func :: enum().
 depthFunc(Func) ->
   cast(5080, <<Func:?GLenum>>).
 
@@ -2396,7 +2396,7 @@ depthFunc(Func) ->
 %% depth buffer writing is enabled. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDepthMask.xml">external</a> documentation.
--spec depthMask(Flag) -> ok when Flag :: 0|1.
+-spec depthMask(Flag) -> 'ok' when Flag :: 0|1.
 depthMask(Flag) ->
   cast(5081, <<Flag:?GLboolean>>).
 
@@ -2413,7 +2413,7 @@ depthMask(Flag) ->
 %% the depth buffer range is fully utilized. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDepthRange.xml">external</a> documentation.
--spec depthRange(Near_val, Far_val) -> ok when Near_val :: clamp(),Far_val :: clamp().
+-spec depthRange(Near_val, Far_val) -> 'ok' when Near_val :: clamp(),Far_val :: clamp().
 depthRange(Near_val,Far_val) ->
   cast(5082, <<Near_val:?GLclampd,Far_val:?GLclampd>>).
 
@@ -2425,7 +2425,7 @@ depthRange(Near_val,Far_val) ->
 %%  Values specified by ``gl:clearAccum'' are clamped to the range  [-1 1]. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClearAccum.xml">external</a> documentation.
--spec clearAccum(Red, Green, Blue, Alpha) -> ok when Red :: float(),Green :: float(),Blue :: float(),Alpha :: float().
+-spec clearAccum(Red, Green, Blue, Alpha) -> 'ok' when Red :: float(),Green :: float(),Blue :: float(),Alpha :: float().
 clearAccum(Red,Green,Blue,Alpha) ->
   cast(5083, <<Red:?GLfloat,Green:?GLfloat,Blue:?GLfloat,Alpha:?GLfloat>>).
 
@@ -2484,7 +2484,7 @@ clearAccum(Red,Green,Blue,Alpha) ->
 %% to set it to, then call  {@link gl:clear/1}  with the accumulation buffer enabled. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glAccum.xml">external</a> documentation.
--spec accum(Op, Value) -> ok when Op :: enum(),Value :: float().
+-spec accum(Op, Value) -> 'ok' when Op :: enum(),Value :: float().
 accum(Op,Value) ->
   cast(5084, <<Op:?GLenum,Value:?GLfloat>>).
 
@@ -2507,7 +2507,7 @@ accum(Op,Value) ->
 %%  with argument `?GL_MATRIX_MODE'. The initial value is `?GL_MODELVIEW'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMatrixMode.xml">external</a> documentation.
--spec matrixMode(Mode) -> ok when Mode :: enum().
+-spec matrixMode(Mode) -> 'ok' when Mode :: enum().
 matrixMode(Mode) ->
   cast(5085, <<Mode:?GLenum>>).
 
@@ -2532,7 +2532,7 @@ matrixMode(Mode) ->
 %% matrix stack. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glOrtho.xml">external</a> documentation.
--spec ortho(Left, Right, Bottom, Top, Near_val, Far_val) -> ok when Left :: float(),Right :: float(),Bottom :: float(),Top :: float(),Near_val :: float(),Far_val :: float().
+-spec ortho(Left, Right, Bottom, Top, Near_val, Far_val) -> 'ok' when Left :: float(),Right :: float(),Bottom :: float(),Top :: float(),Near_val :: float(),Far_val :: float().
 ortho(Left,Right,Bottom,Top,Near_val,Far_val) ->
   cast(5086, <<Left:?GLdouble,Right:?GLdouble,Bottom:?GLdouble,Top:?GLdouble,Near_val:?GLdouble,Far_val:?GLdouble>>).
 
@@ -2562,7 +2562,7 @@ ortho(Left,Right,Bottom,Top,Near_val,Far_val) ->
 %% matrix stack. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glFrustum.xml">external</a> documentation.
--spec frustum(Left, Right, Bottom, Top, Near_val, Far_val) -> ok when Left :: float(),Right :: float(),Bottom :: float(),Top :: float(),Near_val :: float(),Far_val :: float().
+-spec frustum(Left, Right, Bottom, Top, Near_val, Far_val) -> 'ok' when Left :: float(),Right :: float(),Bottom :: float(),Top :: float(),Near_val :: float(),Far_val :: float().
 frustum(Left,Right,Bottom,Top,Near_val,Far_val) ->
   cast(5087, <<Left:?GLdouble,Right:?GLdouble,Bottom:?GLdouble,Top:?GLdouble,Near_val:?GLdouble,Far_val:?GLdouble>>).
 
@@ -2580,7 +2580,7 @@ frustum(Left,Right,Bottom,Top,Near_val,Far_val) ->
 %% To query this range, call  {@link gl:getBooleanv/1}  with argument `?GL_MAX_VIEWPORT_DIMS'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glViewport.xml">external</a> documentation.
--spec viewport(X, Y, Width, Height) -> ok when X :: integer(),Y :: integer(),Width :: integer(),Height :: integer().
+-spec viewport(X, Y, Width, Height) -> 'ok' when X :: integer(),Y :: integer(),Width :: integer(),Height :: integer().
 viewport(X,Y,Width,Height) ->
   cast(5088, <<X:?GLint,Y:?GLint,Width:?GLsizei,Height:?GLsizei>>).
 
@@ -2605,13 +2605,13 @@ viewport(X,Y,Width,Height) ->
 %% GL state. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPushMatrix.xml">external</a> documentation.
--spec pushMatrix() -> ok.
+-spec pushMatrix() -> 'ok'.
 pushMatrix() ->
   cast(5089, <<>>).
 
 %% @doc 
 %% See {@link pushMatrix/0}
--spec popMatrix() -> ok.
+-spec popMatrix() -> 'ok'.
 popMatrix() ->
   cast(5090, <<>>).
 
@@ -2625,7 +2625,7 @@ popMatrix() ->
 %%  but in some cases it is more efficient. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLoadIdentity.xml">external</a> documentation.
--spec loadIdentity() -> ok.
+-spec loadIdentity() -> 'ok'.
 loadIdentity() ->
   cast(5091, <<>>).
 
@@ -2645,7 +2645,7 @@ loadIdentity() ->
 %%  Projection and texture transformations are similarly defined. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLoadMatrix.xml">external</a> documentation.
--spec loadMatrixd(M) -> ok when M :: matrix().
+-spec loadMatrixd(M) -> 'ok' when M :: matrix().
 loadMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5092, <<M1:?GLdouble,M2:?GLdouble,M3:?GLdouble,M4:?GLdouble,M5:?GLdouble,M6:?GLdouble,M7:?GLdouble,M8:?GLdouble,M9:?GLdouble,M10:?GLdouble,M11:?GLdouble,M12:?GLdouble,M13:?GLdouble,M14:?GLdouble,M15:?GLdouble,M16:?GLdouble>>);
 loadMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -2653,7 +2653,7 @@ loadMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 
 %% @doc 
 %% See {@link loadMatrixd/1}
--spec loadMatrixf(M) -> ok when M :: matrix().
+-spec loadMatrixf(M) -> 'ok' when M :: matrix().
 loadMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5093, <<M1:?GLfloat,M2:?GLfloat,M3:?GLfloat,M4:?GLfloat,M5:?GLfloat,M6:?GLfloat,M7:?GLfloat,M8:?GLfloat,M9:?GLfloat,M10:?GLfloat,M11:?GLfloat,M12:?GLfloat,M13:?GLfloat,M14:?GLfloat,M15:?GLfloat,M16:?GLfloat>>);
 loadMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -2668,7 +2668,7 @@ loadMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 %% It is either the projection matrix, modelview matrix, or the texture matrix. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMultMatrix.xml">external</a> documentation.
--spec multMatrixd(M) -> ok when M :: matrix().
+-spec multMatrixd(M) -> 'ok' when M :: matrix().
 multMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5094, <<M1:?GLdouble,M2:?GLdouble,M3:?GLdouble,M4:?GLdouble,M5:?GLdouble,M6:?GLdouble,M7:?GLdouble,M8:?GLdouble,M9:?GLdouble,M10:?GLdouble,M11:?GLdouble,M12:?GLdouble,M13:?GLdouble,M14:?GLdouble,M15:?GLdouble,M16:?GLdouble>>);
 multMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -2676,7 +2676,7 @@ multMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 
 %% @doc 
 %% See {@link multMatrixd/1}
--spec multMatrixf(M) -> ok when M :: matrix().
+-spec multMatrixf(M) -> 'ok' when M :: matrix().
 multMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5095, <<M1:?GLfloat,M2:?GLfloat,M3:?GLfloat,M4:?GLfloat,M5:?GLfloat,M6:?GLfloat,M7:?GLfloat,M8:?GLfloat,M9:?GLfloat,M10:?GLfloat,M11:?GLfloat,M12:?GLfloat,M13:?GLfloat,M14:?GLfloat,M15:?GLfloat,M16:?GLfloat>>);
 multMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -2699,13 +2699,13 @@ multMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 %%  to save and restore the unrotated coordinate system. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glRotate.xml">external</a> documentation.
--spec rotated(Angle, X, Y, Z) -> ok when Angle :: float(),X :: float(),Y :: float(),Z :: float().
+-spec rotated(Angle, X, Y, Z) -> 'ok' when Angle :: float(),X :: float(),Y :: float(),Z :: float().
 rotated(Angle,X,Y,Z) ->
   cast(5096, <<Angle:?GLdouble,X:?GLdouble,Y:?GLdouble,Z:?GLdouble>>).
 
 %% @doc 
 %% See {@link rotated/4}
--spec rotatef(Angle, X, Y, Z) -> ok when Angle :: float(),X :: float(),Y :: float(),Z :: float().
+-spec rotatef(Angle, X, Y, Z) -> 'ok' when Angle :: float(),X :: float(),Y :: float(),Z :: float().
 rotatef(Angle,X,Y,Z) ->
   cast(5097, <<Angle:?GLfloat,X:?GLfloat,Y:?GLfloat,Z:?GLfloat>>).
 
@@ -2728,13 +2728,13 @@ rotatef(Angle,X,Y,Z) ->
 %% coordinate system. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glScale.xml">external</a> documentation.
--spec scaled(X, Y, Z) -> ok when X :: float(),Y :: float(),Z :: float().
+-spec scaled(X, Y, Z) -> 'ok' when X :: float(),Y :: float(),Z :: float().
 scaled(X,Y,Z) ->
   cast(5098, <<X:?GLdouble,Y:?GLdouble,Z:?GLdouble>>).
 
 %% @doc 
 %% See {@link scaled/3}
--spec scalef(X, Y, Z) -> ok when X :: float(),Y :: float(),Z :: float().
+-spec scalef(X, Y, Z) -> 'ok' when X :: float(),Y :: float(),Z :: float().
 scalef(X,Y,Z) ->
   cast(5099, <<X:?GLfloat,Y:?GLfloat,Z:?GLfloat>>).
 
@@ -2753,13 +2753,13 @@ scalef(X,Y,Z) ->
 %% coordinate system. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTranslate.xml">external</a> documentation.
--spec translated(X, Y, Z) -> ok when X :: float(),Y :: float(),Z :: float().
+-spec translated(X, Y, Z) -> 'ok' when X :: float(),Y :: float(),Z :: float().
 translated(X,Y,Z) ->
   cast(5100, <<X:?GLdouble,Y:?GLdouble,Z:?GLdouble>>).
 
 %% @doc 
 %% See {@link translated/3}
--spec translatef(X, Y, Z) -> ok when X :: float(),Y :: float(),Z :: float().
+-spec translatef(X, Y, Z) -> 'ok' when X :: float(),Y :: float(),Z :: float().
 translatef(X,Y,Z) ->
   cast(5101, <<X:?GLfloat,Y:?GLfloat,Z:?GLfloat>>).
 
@@ -2788,7 +2788,7 @@ isList(List) ->
 %% display list are ignored. If  `Range'  is 0, nothing happens. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteLists.xml">external</a> documentation.
--spec deleteLists(List, Range) -> ok when List :: integer(),Range :: integer().
+-spec deleteLists(List, Range) -> 'ok' when List :: integer(),Range :: integer().
 deleteLists(List,Range) ->
   cast(5103, <<List:?GLuint,Range:?GLsizei>>).
 
@@ -2851,14 +2851,14 @@ genLists(Range) ->
 %% when  {@link gl:endList/0}  is called. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glNewList.xml">external</a> documentation.
--spec newList(List, Mode) -> ok when List :: integer(),Mode :: enum().
+-spec newList(List, Mode) -> 'ok' when List :: integer(),Mode :: enum().
 newList(List,Mode) ->
   cast(5105, <<List:?GLuint,Mode:?GLenum>>).
 
 %% @doc glBeginList
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBeginList.xml">external</a> documentation.
--spec endList() -> ok.
+-spec endList() -> 'ok'.
 endList() ->
   cast(5106, <<>>).
 
@@ -2880,7 +2880,7 @@ endList() ->
 %% , and  {@link gl:pushMatrix/0}  to preserve GL state across ``gl:callList'' calls. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCallList.xml">external</a> documentation.
--spec callList(List) -> ok when List :: integer().
+-spec callList(List) -> 'ok' when List :: integer().
 callList(List) ->
   cast(5107, <<List:?GLuint>>).
 
@@ -2947,7 +2947,7 @@ callList(List) ->
 %%  to preserve GL state across ``gl:callLists'' calls. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCallLists.xml">external</a> documentation.
--spec callLists(Lists) -> ok when Lists :: [integer()].
+-spec callLists(Lists) -> 'ok' when Lists :: [integer()].
 callLists(Lists) ->
   cast(5108, <<(length(Lists)):?GLuint,
         (<< <<C:?GLuint>> || C <- Lists>>)/binary,0:(((1+length(Lists)) rem 2)*32)>>).
@@ -2961,7 +2961,7 @@ callLists(Lists) ->
 %% the others are ignored. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glListBase.xml">external</a> documentation.
--spec listBase(Base) -> ok when Base :: integer().
+-spec listBase(Base) -> 'ok' when Base :: integer().
 listBase(Base) ->
   cast(5109, <<Base:?GLuint>>).
 
@@ -3032,13 +3032,13 @@ listBase(Base) ->
 %% (3), `?GL_QUADS' (4), and `?GL_QUAD_STRIP' (2). 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBegin.xml">external</a> documentation.
--spec 'begin'(Mode) -> ok when Mode :: enum().
+-spec 'begin'(Mode) -> 'ok' when Mode :: enum().
 'begin'(Mode) ->
   cast(5110, <<Mode:?GLenum>>).
 
 %% @doc 
 %% See {@link 'begin'/1}
--spec 'end'() -> ok.
+-spec 'end'() -> 'ok'.
 'end'() ->
   cast(5111, <<>>).
 
@@ -3052,122 +3052,122 @@ listBase(Base) ->
 %% y, and   z are specified,   w defaults to 1. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertex.xml">external</a> documentation.
--spec vertex2d(X, Y) -> ok when X :: float(),Y :: float().
+-spec vertex2d(X, Y) -> 'ok' when X :: float(),Y :: float().
 vertex2d(X,Y) ->
   cast(5112, <<X:?GLdouble,Y:?GLdouble>>).
 
 %% @doc 
 %% See {@link vertex2d/2}
--spec vertex2f(X, Y) -> ok when X :: float(),Y :: float().
+-spec vertex2f(X, Y) -> 'ok' when X :: float(),Y :: float().
 vertex2f(X,Y) ->
   cast(5113, <<X:?GLfloat,Y:?GLfloat>>).
 
 %% @doc 
 %% See {@link vertex2d/2}
--spec vertex2i(X, Y) -> ok when X :: integer(),Y :: integer().
+-spec vertex2i(X, Y) -> 'ok' when X :: integer(),Y :: integer().
 vertex2i(X,Y) ->
   cast(5114, <<X:?GLint,Y:?GLint>>).
 
 %% @doc 
 %% See {@link vertex2d/2}
--spec vertex2s(X, Y) -> ok when X :: integer(),Y :: integer().
+-spec vertex2s(X, Y) -> 'ok' when X :: integer(),Y :: integer().
 vertex2s(X,Y) ->
   cast(5115, <<X:?GLshort,Y:?GLshort>>).
 
 %% @doc 
 %% See {@link vertex2d/2}
--spec vertex3d(X, Y, Z) -> ok when X :: float(),Y :: float(),Z :: float().
+-spec vertex3d(X, Y, Z) -> 'ok' when X :: float(),Y :: float(),Z :: float().
 vertex3d(X,Y,Z) ->
   cast(5116, <<X:?GLdouble,Y:?GLdouble,Z:?GLdouble>>).
 
 %% @doc 
 %% See {@link vertex2d/2}
--spec vertex3f(X, Y, Z) -> ok when X :: float(),Y :: float(),Z :: float().
+-spec vertex3f(X, Y, Z) -> 'ok' when X :: float(),Y :: float(),Z :: float().
 vertex3f(X,Y,Z) ->
   cast(5117, <<X:?GLfloat,Y:?GLfloat,Z:?GLfloat>>).
 
 %% @doc 
 %% See {@link vertex2d/2}
--spec vertex3i(X, Y, Z) -> ok when X :: integer(),Y :: integer(),Z :: integer().
+-spec vertex3i(X, Y, Z) -> 'ok' when X :: integer(),Y :: integer(),Z :: integer().
 vertex3i(X,Y,Z) ->
   cast(5118, <<X:?GLint,Y:?GLint,Z:?GLint>>).
 
 %% @doc 
 %% See {@link vertex2d/2}
--spec vertex3s(X, Y, Z) -> ok when X :: integer(),Y :: integer(),Z :: integer().
+-spec vertex3s(X, Y, Z) -> 'ok' when X :: integer(),Y :: integer(),Z :: integer().
 vertex3s(X,Y,Z) ->
   cast(5119, <<X:?GLshort,Y:?GLshort,Z:?GLshort>>).
 
 %% @doc 
 %% See {@link vertex2d/2}
--spec vertex4d(X, Y, Z, W) -> ok when X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec vertex4d(X, Y, Z, W) -> 'ok' when X :: float(),Y :: float(),Z :: float(),W :: float().
 vertex4d(X,Y,Z,W) ->
   cast(5120, <<X:?GLdouble,Y:?GLdouble,Z:?GLdouble,W:?GLdouble>>).
 
 %% @doc 
 %% See {@link vertex2d/2}
--spec vertex4f(X, Y, Z, W) -> ok when X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec vertex4f(X, Y, Z, W) -> 'ok' when X :: float(),Y :: float(),Z :: float(),W :: float().
 vertex4f(X,Y,Z,W) ->
   cast(5121, <<X:?GLfloat,Y:?GLfloat,Z:?GLfloat,W:?GLfloat>>).
 
 %% @doc 
 %% See {@link vertex2d/2}
--spec vertex4i(X, Y, Z, W) -> ok when X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
+-spec vertex4i(X, Y, Z, W) -> 'ok' when X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
 vertex4i(X,Y,Z,W) ->
   cast(5122, <<X:?GLint,Y:?GLint,Z:?GLint,W:?GLint>>).
 
 %% @doc 
 %% See {@link vertex2d/2}
--spec vertex4s(X, Y, Z, W) -> ok when X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
+-spec vertex4s(X, Y, Z, W) -> 'ok' when X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
 vertex4s(X,Y,Z,W) ->
   cast(5123, <<X:?GLshort,Y:?GLshort,Z:?GLshort,W:?GLshort>>).
 
 %% @equiv vertex2d(X,Y)
--spec vertex2dv(V) -> ok when V :: {X :: float(),Y :: float()}.
+-spec vertex2dv(V) -> 'ok' when V :: {X :: float(),Y :: float()}.
 vertex2dv({X,Y}) ->  vertex2d(X,Y).
 
 %% @equiv vertex2f(X,Y)
--spec vertex2fv(V) -> ok when V :: {X :: float(),Y :: float()}.
+-spec vertex2fv(V) -> 'ok' when V :: {X :: float(),Y :: float()}.
 vertex2fv({X,Y}) ->  vertex2f(X,Y).
 
 %% @equiv vertex2i(X,Y)
--spec vertex2iv(V) -> ok when V :: {X :: integer(),Y :: integer()}.
+-spec vertex2iv(V) -> 'ok' when V :: {X :: integer(),Y :: integer()}.
 vertex2iv({X,Y}) ->  vertex2i(X,Y).
 
 %% @equiv vertex2s(X,Y)
--spec vertex2sv(V) -> ok when V :: {X :: integer(),Y :: integer()}.
+-spec vertex2sv(V) -> 'ok' when V :: {X :: integer(),Y :: integer()}.
 vertex2sv({X,Y}) ->  vertex2s(X,Y).
 
 %% @equiv vertex3d(X,Y,Z)
--spec vertex3dv(V) -> ok when V :: {X :: float(),Y :: float(),Z :: float()}.
+-spec vertex3dv(V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float()}.
 vertex3dv({X,Y,Z}) ->  vertex3d(X,Y,Z).
 
 %% @equiv vertex3f(X,Y,Z)
--spec vertex3fv(V) -> ok when V :: {X :: float(),Y :: float(),Z :: float()}.
+-spec vertex3fv(V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float()}.
 vertex3fv({X,Y,Z}) ->  vertex3f(X,Y,Z).
 
 %% @equiv vertex3i(X,Y,Z)
--spec vertex3iv(V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
+-spec vertex3iv(V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
 vertex3iv({X,Y,Z}) ->  vertex3i(X,Y,Z).
 
 %% @equiv vertex3s(X,Y,Z)
--spec vertex3sv(V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
+-spec vertex3sv(V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
 vertex3sv({X,Y,Z}) ->  vertex3s(X,Y,Z).
 
 %% @equiv vertex4d(X,Y,Z,W)
--spec vertex4dv(V) -> ok when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
+-spec vertex4dv(V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
 vertex4dv({X,Y,Z,W}) ->  vertex4d(X,Y,Z,W).
 
 %% @equiv vertex4f(X,Y,Z,W)
--spec vertex4fv(V) -> ok when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
+-spec vertex4fv(V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
 vertex4fv({X,Y,Z,W}) ->  vertex4f(X,Y,Z,W).
 
 %% @equiv vertex4i(X,Y,Z,W)
--spec vertex4iv(V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
+-spec vertex4iv(V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
 vertex4iv({X,Y,Z,W}) ->  vertex4i(X,Y,Z,W).
 
 %% @equiv vertex4s(X,Y,Z,W)
--spec vertex4sv(V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
+-spec vertex4sv(V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
 vertex4sv({X,Y,Z,W}) ->  vertex4s(X,Y,Z,W).
 
 %% @doc Set the current normal vector
@@ -3187,52 +3187,52 @@ vertex4sv({X,Y,Z,W}) ->  vertex4s(X,Y,Z,W).
 %% Normalization is initially disabled. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glNormal.xml">external</a> documentation.
--spec normal3b(Nx, Ny, Nz) -> ok when Nx :: integer(),Ny :: integer(),Nz :: integer().
+-spec normal3b(Nx, Ny, Nz) -> 'ok' when Nx :: integer(),Ny :: integer(),Nz :: integer().
 normal3b(Nx,Ny,Nz) ->
   cast(5124, <<Nx:?GLbyte,Ny:?GLbyte,Nz:?GLbyte>>).
 
 %% @doc 
 %% See {@link normal3b/3}
--spec normal3d(Nx, Ny, Nz) -> ok when Nx :: float(),Ny :: float(),Nz :: float().
+-spec normal3d(Nx, Ny, Nz) -> 'ok' when Nx :: float(),Ny :: float(),Nz :: float().
 normal3d(Nx,Ny,Nz) ->
   cast(5125, <<Nx:?GLdouble,Ny:?GLdouble,Nz:?GLdouble>>).
 
 %% @doc 
 %% See {@link normal3b/3}
--spec normal3f(Nx, Ny, Nz) -> ok when Nx :: float(),Ny :: float(),Nz :: float().
+-spec normal3f(Nx, Ny, Nz) -> 'ok' when Nx :: float(),Ny :: float(),Nz :: float().
 normal3f(Nx,Ny,Nz) ->
   cast(5126, <<Nx:?GLfloat,Ny:?GLfloat,Nz:?GLfloat>>).
 
 %% @doc 
 %% See {@link normal3b/3}
--spec normal3i(Nx, Ny, Nz) -> ok when Nx :: integer(),Ny :: integer(),Nz :: integer().
+-spec normal3i(Nx, Ny, Nz) -> 'ok' when Nx :: integer(),Ny :: integer(),Nz :: integer().
 normal3i(Nx,Ny,Nz) ->
   cast(5127, <<Nx:?GLint,Ny:?GLint,Nz:?GLint>>).
 
 %% @doc 
 %% See {@link normal3b/3}
--spec normal3s(Nx, Ny, Nz) -> ok when Nx :: integer(),Ny :: integer(),Nz :: integer().
+-spec normal3s(Nx, Ny, Nz) -> 'ok' when Nx :: integer(),Ny :: integer(),Nz :: integer().
 normal3s(Nx,Ny,Nz) ->
   cast(5128, <<Nx:?GLshort,Ny:?GLshort,Nz:?GLshort>>).
 
 %% @equiv normal3b(Nx,Ny,Nz)
--spec normal3bv(V) -> ok when V :: {Nx :: integer(),Ny :: integer(),Nz :: integer()}.
+-spec normal3bv(V) -> 'ok' when V :: {Nx :: integer(),Ny :: integer(),Nz :: integer()}.
 normal3bv({Nx,Ny,Nz}) ->  normal3b(Nx,Ny,Nz).
 
 %% @equiv normal3d(Nx,Ny,Nz)
--spec normal3dv(V) -> ok when V :: {Nx :: float(),Ny :: float(),Nz :: float()}.
+-spec normal3dv(V) -> 'ok' when V :: {Nx :: float(),Ny :: float(),Nz :: float()}.
 normal3dv({Nx,Ny,Nz}) ->  normal3d(Nx,Ny,Nz).
 
 %% @equiv normal3f(Nx,Ny,Nz)
--spec normal3fv(V) -> ok when V :: {Nx :: float(),Ny :: float(),Nz :: float()}.
+-spec normal3fv(V) -> 'ok' when V :: {Nx :: float(),Ny :: float(),Nz :: float()}.
 normal3fv({Nx,Ny,Nz}) ->  normal3f(Nx,Ny,Nz).
 
 %% @equiv normal3i(Nx,Ny,Nz)
--spec normal3iv(V) -> ok when V :: {Nx :: integer(),Ny :: integer(),Nz :: integer()}.
+-spec normal3iv(V) -> 'ok' when V :: {Nx :: integer(),Ny :: integer(),Nz :: integer()}.
 normal3iv({Nx,Ny,Nz}) ->  normal3i(Nx,Ny,Nz).
 
 %% @equiv normal3s(Nx,Ny,Nz)
--spec normal3sv(V) -> ok when V :: {Nx :: integer(),Ny :: integer(),Nz :: integer()}.
+-spec normal3sv(V) -> 'ok' when V :: {Nx :: integer(),Ny :: integer(),Nz :: integer()}.
 normal3sv({Nx,Ny,Nz}) ->  normal3s(Nx,Ny,Nz).
 
 %% @doc Set the current color index
@@ -3249,52 +3249,52 @@ normal3sv({Nx,Ny,Nz}) ->  normal3s(Nx,Ny,Nz).
 %% value that do not correspond to bits in the frame buffer are masked out. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glIndex.xml">external</a> documentation.
--spec indexd(C) -> ok when C :: float().
+-spec indexd(C) -> 'ok' when C :: float().
 indexd(C) ->
   cast(5129, <<C:?GLdouble>>).
 
 %% @doc 
 %% See {@link indexd/1}
--spec indexf(C) -> ok when C :: float().
+-spec indexf(C) -> 'ok' when C :: float().
 indexf(C) ->
   cast(5130, <<C:?GLfloat>>).
 
 %% @doc 
 %% See {@link indexd/1}
--spec indexi(C) -> ok when C :: integer().
+-spec indexi(C) -> 'ok' when C :: integer().
 indexi(C) ->
   cast(5131, <<C:?GLint>>).
 
 %% @doc 
 %% See {@link indexd/1}
--spec indexs(C) -> ok when C :: integer().
+-spec indexs(C) -> 'ok' when C :: integer().
 indexs(C) ->
   cast(5132, <<C:?GLshort>>).
 
 %% @doc 
 %% See {@link indexd/1}
--spec indexub(C) -> ok when C :: integer().
+-spec indexub(C) -> 'ok' when C :: integer().
 indexub(C) ->
   cast(5133, <<C:?GLubyte>>).
 
 %% @equiv indexd(C)
--spec indexdv(C) -> ok when C :: {C :: float()}.
+-spec indexdv(C) -> 'ok' when C :: {C :: float()}.
 indexdv({C}) ->  indexd(C).
 
 %% @equiv indexf(C)
--spec indexfv(C) -> ok when C :: {C :: float()}.
+-spec indexfv(C) -> 'ok' when C :: {C :: float()}.
 indexfv({C}) ->  indexf(C).
 
 %% @equiv indexi(C)
--spec indexiv(C) -> ok when C :: {C :: integer()}.
+-spec indexiv(C) -> 'ok' when C :: {C :: integer()}.
 indexiv({C}) ->  indexi(C).
 
 %% @equiv indexs(C)
--spec indexsv(C) -> ok when C :: {C :: integer()}.
+-spec indexsv(C) -> 'ok' when C :: {C :: integer()}.
 indexsv({C}) ->  indexs(C).
 
 %% @equiv indexub(C)
--spec indexubv(C) -> ok when C :: {C :: integer()}.
+-spec indexubv(C) -> 'ok' when C :: {C :: integer()}.
 indexubv({C}) ->  indexub(C).
 
 %% @doc Set the current color
@@ -3323,162 +3323,162 @@ indexubv({C}) ->  indexub(C).
 %% are interpolated or written into a color buffer. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glColor.xml">external</a> documentation.
--spec color3b(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec color3b(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 color3b(Red,Green,Blue) ->
   cast(5134, <<Red:?GLbyte,Green:?GLbyte,Blue:?GLbyte>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color3d(Red, Green, Blue) -> ok when Red :: float(),Green :: float(),Blue :: float().
+-spec color3d(Red, Green, Blue) -> 'ok' when Red :: float(),Green :: float(),Blue :: float().
 color3d(Red,Green,Blue) ->
   cast(5135, <<Red:?GLdouble,Green:?GLdouble,Blue:?GLdouble>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color3f(Red, Green, Blue) -> ok when Red :: float(),Green :: float(),Blue :: float().
+-spec color3f(Red, Green, Blue) -> 'ok' when Red :: float(),Green :: float(),Blue :: float().
 color3f(Red,Green,Blue) ->
   cast(5136, <<Red:?GLfloat,Green:?GLfloat,Blue:?GLfloat>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color3i(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec color3i(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 color3i(Red,Green,Blue) ->
   cast(5137, <<Red:?GLint,Green:?GLint,Blue:?GLint>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color3s(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec color3s(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 color3s(Red,Green,Blue) ->
   cast(5138, <<Red:?GLshort,Green:?GLshort,Blue:?GLshort>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color3ub(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec color3ub(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 color3ub(Red,Green,Blue) ->
   cast(5139, <<Red:?GLubyte,Green:?GLubyte,Blue:?GLubyte>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color3ui(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec color3ui(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 color3ui(Red,Green,Blue) ->
   cast(5140, <<Red:?GLuint,Green:?GLuint,Blue:?GLuint>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color3us(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec color3us(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 color3us(Red,Green,Blue) ->
   cast(5141, <<Red:?GLushort,Green:?GLushort,Blue:?GLushort>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color4b(Red, Green, Blue, Alpha) -> ok when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
+-spec color4b(Red, Green, Blue, Alpha) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
 color4b(Red,Green,Blue,Alpha) ->
   cast(5142, <<Red:?GLbyte,Green:?GLbyte,Blue:?GLbyte,Alpha:?GLbyte>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color4d(Red, Green, Blue, Alpha) -> ok when Red :: float(),Green :: float(),Blue :: float(),Alpha :: float().
+-spec color4d(Red, Green, Blue, Alpha) -> 'ok' when Red :: float(),Green :: float(),Blue :: float(),Alpha :: float().
 color4d(Red,Green,Blue,Alpha) ->
   cast(5143, <<Red:?GLdouble,Green:?GLdouble,Blue:?GLdouble,Alpha:?GLdouble>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color4f(Red, Green, Blue, Alpha) -> ok when Red :: float(),Green :: float(),Blue :: float(),Alpha :: float().
+-spec color4f(Red, Green, Blue, Alpha) -> 'ok' when Red :: float(),Green :: float(),Blue :: float(),Alpha :: float().
 color4f(Red,Green,Blue,Alpha) ->
   cast(5144, <<Red:?GLfloat,Green:?GLfloat,Blue:?GLfloat,Alpha:?GLfloat>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color4i(Red, Green, Blue, Alpha) -> ok when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
+-spec color4i(Red, Green, Blue, Alpha) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
 color4i(Red,Green,Blue,Alpha) ->
   cast(5145, <<Red:?GLint,Green:?GLint,Blue:?GLint,Alpha:?GLint>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color4s(Red, Green, Blue, Alpha) -> ok when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
+-spec color4s(Red, Green, Blue, Alpha) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
 color4s(Red,Green,Blue,Alpha) ->
   cast(5146, <<Red:?GLshort,Green:?GLshort,Blue:?GLshort,Alpha:?GLshort>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color4ub(Red, Green, Blue, Alpha) -> ok when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
+-spec color4ub(Red, Green, Blue, Alpha) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
 color4ub(Red,Green,Blue,Alpha) ->
   cast(5147, <<Red:?GLubyte,Green:?GLubyte,Blue:?GLubyte,Alpha:?GLubyte>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color4ui(Red, Green, Blue, Alpha) -> ok when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
+-spec color4ui(Red, Green, Blue, Alpha) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
 color4ui(Red,Green,Blue,Alpha) ->
   cast(5148, <<Red:?GLuint,Green:?GLuint,Blue:?GLuint,Alpha:?GLuint>>).
 
 %% @doc 
 %% See {@link color3b/3}
--spec color4us(Red, Green, Blue, Alpha) -> ok when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
+-spec color4us(Red, Green, Blue, Alpha) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer().
 color4us(Red,Green,Blue,Alpha) ->
   cast(5149, <<Red:?GLushort,Green:?GLushort,Blue:?GLushort,Alpha:?GLushort>>).
 
 %% @equiv color3b(Red,Green,Blue)
--spec color3bv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec color3bv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 color3bv({Red,Green,Blue}) ->  color3b(Red,Green,Blue).
 
 %% @equiv color3d(Red,Green,Blue)
--spec color3dv(V) -> ok when V :: {Red :: float(),Green :: float(),Blue :: float()}.
+-spec color3dv(V) -> 'ok' when V :: {Red :: float(),Green :: float(),Blue :: float()}.
 color3dv({Red,Green,Blue}) ->  color3d(Red,Green,Blue).
 
 %% @equiv color3f(Red,Green,Blue)
--spec color3fv(V) -> ok when V :: {Red :: float(),Green :: float(),Blue :: float()}.
+-spec color3fv(V) -> 'ok' when V :: {Red :: float(),Green :: float(),Blue :: float()}.
 color3fv({Red,Green,Blue}) ->  color3f(Red,Green,Blue).
 
 %% @equiv color3i(Red,Green,Blue)
--spec color3iv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec color3iv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 color3iv({Red,Green,Blue}) ->  color3i(Red,Green,Blue).
 
 %% @equiv color3s(Red,Green,Blue)
--spec color3sv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec color3sv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 color3sv({Red,Green,Blue}) ->  color3s(Red,Green,Blue).
 
 %% @equiv color3ub(Red,Green,Blue)
--spec color3ubv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec color3ubv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 color3ubv({Red,Green,Blue}) ->  color3ub(Red,Green,Blue).
 
 %% @equiv color3ui(Red,Green,Blue)
--spec color3uiv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec color3uiv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 color3uiv({Red,Green,Blue}) ->  color3ui(Red,Green,Blue).
 
 %% @equiv color3us(Red,Green,Blue)
--spec color3usv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec color3usv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 color3usv({Red,Green,Blue}) ->  color3us(Red,Green,Blue).
 
 %% @equiv color4b(Red,Green,Blue,Alpha)
--spec color4bv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
+-spec color4bv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
 color4bv({Red,Green,Blue,Alpha}) ->  color4b(Red,Green,Blue,Alpha).
 
 %% @equiv color4d(Red,Green,Blue,Alpha)
--spec color4dv(V) -> ok when V :: {Red :: float(),Green :: float(),Blue :: float(),Alpha :: float()}.
+-spec color4dv(V) -> 'ok' when V :: {Red :: float(),Green :: float(),Blue :: float(),Alpha :: float()}.
 color4dv({Red,Green,Blue,Alpha}) ->  color4d(Red,Green,Blue,Alpha).
 
 %% @equiv color4f(Red,Green,Blue,Alpha)
--spec color4fv(V) -> ok when V :: {Red :: float(),Green :: float(),Blue :: float(),Alpha :: float()}.
+-spec color4fv(V) -> 'ok' when V :: {Red :: float(),Green :: float(),Blue :: float(),Alpha :: float()}.
 color4fv({Red,Green,Blue,Alpha}) ->  color4f(Red,Green,Blue,Alpha).
 
 %% @equiv color4i(Red,Green,Blue,Alpha)
--spec color4iv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
+-spec color4iv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
 color4iv({Red,Green,Blue,Alpha}) ->  color4i(Red,Green,Blue,Alpha).
 
 %% @equiv color4s(Red,Green,Blue,Alpha)
--spec color4sv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
+-spec color4sv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
 color4sv({Red,Green,Blue,Alpha}) ->  color4s(Red,Green,Blue,Alpha).
 
 %% @equiv color4ub(Red,Green,Blue,Alpha)
--spec color4ubv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
+-spec color4ubv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
 color4ubv({Red,Green,Blue,Alpha}) ->  color4ub(Red,Green,Blue,Alpha).
 
 %% @equiv color4ui(Red,Green,Blue,Alpha)
--spec color4uiv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
+-spec color4uiv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
 color4uiv({Red,Green,Blue,Alpha}) ->  color4ui(Red,Green,Blue,Alpha).
 
 %% @equiv color4us(Red,Green,Blue,Alpha)
--spec color4usv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
+-spec color4usv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer(),Alpha :: integer()}.
 color4usv({Red,Green,Blue,Alpha}) ->  color4us(Red,Green,Blue,Alpha).
 
 %% @doc Set the current texture coordinates
@@ -3496,162 +3496,162 @@ color4usv({Red,Green,Blue,Alpha}) ->  color4us(Red,Green,Blue,Alpha).
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexCoord.xml">external</a> documentation.
--spec texCoord1d(S) -> ok when S :: float().
+-spec texCoord1d(S) -> 'ok' when S :: float().
 texCoord1d(S) ->
   cast(5150, <<S:?GLdouble>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord1f(S) -> ok when S :: float().
+-spec texCoord1f(S) -> 'ok' when S :: float().
 texCoord1f(S) ->
   cast(5151, <<S:?GLfloat>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord1i(S) -> ok when S :: integer().
+-spec texCoord1i(S) -> 'ok' when S :: integer().
 texCoord1i(S) ->
   cast(5152, <<S:?GLint>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord1s(S) -> ok when S :: integer().
+-spec texCoord1s(S) -> 'ok' when S :: integer().
 texCoord1s(S) ->
   cast(5153, <<S:?GLshort>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord2d(S, T) -> ok when S :: float(),T :: float().
+-spec texCoord2d(S, T) -> 'ok' when S :: float(),T :: float().
 texCoord2d(S,T) ->
   cast(5154, <<S:?GLdouble,T:?GLdouble>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord2f(S, T) -> ok when S :: float(),T :: float().
+-spec texCoord2f(S, T) -> 'ok' when S :: float(),T :: float().
 texCoord2f(S,T) ->
   cast(5155, <<S:?GLfloat,T:?GLfloat>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord2i(S, T) -> ok when S :: integer(),T :: integer().
+-spec texCoord2i(S, T) -> 'ok' when S :: integer(),T :: integer().
 texCoord2i(S,T) ->
   cast(5156, <<S:?GLint,T:?GLint>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord2s(S, T) -> ok when S :: integer(),T :: integer().
+-spec texCoord2s(S, T) -> 'ok' when S :: integer(),T :: integer().
 texCoord2s(S,T) ->
   cast(5157, <<S:?GLshort,T:?GLshort>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord3d(S, T, R) -> ok when S :: float(),T :: float(),R :: float().
+-spec texCoord3d(S, T, R) -> 'ok' when S :: float(),T :: float(),R :: float().
 texCoord3d(S,T,R) ->
   cast(5158, <<S:?GLdouble,T:?GLdouble,R:?GLdouble>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord3f(S, T, R) -> ok when S :: float(),T :: float(),R :: float().
+-spec texCoord3f(S, T, R) -> 'ok' when S :: float(),T :: float(),R :: float().
 texCoord3f(S,T,R) ->
   cast(5159, <<S:?GLfloat,T:?GLfloat,R:?GLfloat>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord3i(S, T, R) -> ok when S :: integer(),T :: integer(),R :: integer().
+-spec texCoord3i(S, T, R) -> 'ok' when S :: integer(),T :: integer(),R :: integer().
 texCoord3i(S,T,R) ->
   cast(5160, <<S:?GLint,T:?GLint,R:?GLint>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord3s(S, T, R) -> ok when S :: integer(),T :: integer(),R :: integer().
+-spec texCoord3s(S, T, R) -> 'ok' when S :: integer(),T :: integer(),R :: integer().
 texCoord3s(S,T,R) ->
   cast(5161, <<S:?GLshort,T:?GLshort,R:?GLshort>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord4d(S, T, R, Q) -> ok when S :: float(),T :: float(),R :: float(),Q :: float().
+-spec texCoord4d(S, T, R, Q) -> 'ok' when S :: float(),T :: float(),R :: float(),Q :: float().
 texCoord4d(S,T,R,Q) ->
   cast(5162, <<S:?GLdouble,T:?GLdouble,R:?GLdouble,Q:?GLdouble>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord4f(S, T, R, Q) -> ok when S :: float(),T :: float(),R :: float(),Q :: float().
+-spec texCoord4f(S, T, R, Q) -> 'ok' when S :: float(),T :: float(),R :: float(),Q :: float().
 texCoord4f(S,T,R,Q) ->
   cast(5163, <<S:?GLfloat,T:?GLfloat,R:?GLfloat,Q:?GLfloat>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord4i(S, T, R, Q) -> ok when S :: integer(),T :: integer(),R :: integer(),Q :: integer().
+-spec texCoord4i(S, T, R, Q) -> 'ok' when S :: integer(),T :: integer(),R :: integer(),Q :: integer().
 texCoord4i(S,T,R,Q) ->
   cast(5164, <<S:?GLint,T:?GLint,R:?GLint,Q:?GLint>>).
 
 %% @doc 
 %% See {@link texCoord1d/1}
--spec texCoord4s(S, T, R, Q) -> ok when S :: integer(),T :: integer(),R :: integer(),Q :: integer().
+-spec texCoord4s(S, T, R, Q) -> 'ok' when S :: integer(),T :: integer(),R :: integer(),Q :: integer().
 texCoord4s(S,T,R,Q) ->
   cast(5165, <<S:?GLshort,T:?GLshort,R:?GLshort,Q:?GLshort>>).
 
 %% @equiv texCoord1d(S)
--spec texCoord1dv(V) -> ok when V :: {S :: float()}.
+-spec texCoord1dv(V) -> 'ok' when V :: {S :: float()}.
 texCoord1dv({S}) ->  texCoord1d(S).
 
 %% @equiv texCoord1f(S)
--spec texCoord1fv(V) -> ok when V :: {S :: float()}.
+-spec texCoord1fv(V) -> 'ok' when V :: {S :: float()}.
 texCoord1fv({S}) ->  texCoord1f(S).
 
 %% @equiv texCoord1i(S)
--spec texCoord1iv(V) -> ok when V :: {S :: integer()}.
+-spec texCoord1iv(V) -> 'ok' when V :: {S :: integer()}.
 texCoord1iv({S}) ->  texCoord1i(S).
 
 %% @equiv texCoord1s(S)
--spec texCoord1sv(V) -> ok when V :: {S :: integer()}.
+-spec texCoord1sv(V) -> 'ok' when V :: {S :: integer()}.
 texCoord1sv({S}) ->  texCoord1s(S).
 
 %% @equiv texCoord2d(S,T)
--spec texCoord2dv(V) -> ok when V :: {S :: float(),T :: float()}.
+-spec texCoord2dv(V) -> 'ok' when V :: {S :: float(),T :: float()}.
 texCoord2dv({S,T}) ->  texCoord2d(S,T).
 
 %% @equiv texCoord2f(S,T)
--spec texCoord2fv(V) -> ok when V :: {S :: float(),T :: float()}.
+-spec texCoord2fv(V) -> 'ok' when V :: {S :: float(),T :: float()}.
 texCoord2fv({S,T}) ->  texCoord2f(S,T).
 
 %% @equiv texCoord2i(S,T)
--spec texCoord2iv(V) -> ok when V :: {S :: integer(),T :: integer()}.
+-spec texCoord2iv(V) -> 'ok' when V :: {S :: integer(),T :: integer()}.
 texCoord2iv({S,T}) ->  texCoord2i(S,T).
 
 %% @equiv texCoord2s(S,T)
--spec texCoord2sv(V) -> ok when V :: {S :: integer(),T :: integer()}.
+-spec texCoord2sv(V) -> 'ok' when V :: {S :: integer(),T :: integer()}.
 texCoord2sv({S,T}) ->  texCoord2s(S,T).
 
 %% @equiv texCoord3d(S,T,R)
--spec texCoord3dv(V) -> ok when V :: {S :: float(),T :: float(),R :: float()}.
+-spec texCoord3dv(V) -> 'ok' when V :: {S :: float(),T :: float(),R :: float()}.
 texCoord3dv({S,T,R}) ->  texCoord3d(S,T,R).
 
 %% @equiv texCoord3f(S,T,R)
--spec texCoord3fv(V) -> ok when V :: {S :: float(),T :: float(),R :: float()}.
+-spec texCoord3fv(V) -> 'ok' when V :: {S :: float(),T :: float(),R :: float()}.
 texCoord3fv({S,T,R}) ->  texCoord3f(S,T,R).
 
 %% @equiv texCoord3i(S,T,R)
--spec texCoord3iv(V) -> ok when V :: {S :: integer(),T :: integer(),R :: integer()}.
+-spec texCoord3iv(V) -> 'ok' when V :: {S :: integer(),T :: integer(),R :: integer()}.
 texCoord3iv({S,T,R}) ->  texCoord3i(S,T,R).
 
 %% @equiv texCoord3s(S,T,R)
--spec texCoord3sv(V) -> ok when V :: {S :: integer(),T :: integer(),R :: integer()}.
+-spec texCoord3sv(V) -> 'ok' when V :: {S :: integer(),T :: integer(),R :: integer()}.
 texCoord3sv({S,T,R}) ->  texCoord3s(S,T,R).
 
 %% @equiv texCoord4d(S,T,R,Q)
--spec texCoord4dv(V) -> ok when V :: {S :: float(),T :: float(),R :: float(),Q :: float()}.
+-spec texCoord4dv(V) -> 'ok' when V :: {S :: float(),T :: float(),R :: float(),Q :: float()}.
 texCoord4dv({S,T,R,Q}) ->  texCoord4d(S,T,R,Q).
 
 %% @equiv texCoord4f(S,T,R,Q)
--spec texCoord4fv(V) -> ok when V :: {S :: float(),T :: float(),R :: float(),Q :: float()}.
+-spec texCoord4fv(V) -> 'ok' when V :: {S :: float(),T :: float(),R :: float(),Q :: float()}.
 texCoord4fv({S,T,R,Q}) ->  texCoord4f(S,T,R,Q).
 
 %% @equiv texCoord4i(S,T,R,Q)
--spec texCoord4iv(V) -> ok when V :: {S :: integer(),T :: integer(),R :: integer(),Q :: integer()}.
+-spec texCoord4iv(V) -> 'ok' when V :: {S :: integer(),T :: integer(),R :: integer(),Q :: integer()}.
 texCoord4iv({S,T,R,Q}) ->  texCoord4i(S,T,R,Q).
 
 %% @equiv texCoord4s(S,T,R,Q)
--spec texCoord4sv(V) -> ok when V :: {S :: integer(),T :: integer(),R :: integer(),Q :: integer()}.
+-spec texCoord4sv(V) -> 'ok' when V :: {S :: integer(),T :: integer(),R :: integer(),Q :: integer()}.
 texCoord4sv({S,T,R,Q}) ->  texCoord4s(S,T,R,Q).
 
 %% @doc Specify the raster position for pixel operations
@@ -3696,122 +3696,122 @@ texCoord4sv({S,T,R,Q}) ->  texCoord4s(S,T,R,Q).
 %% initial value. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glRasterPos.xml">external</a> documentation.
--spec rasterPos2d(X, Y) -> ok when X :: float(),Y :: float().
+-spec rasterPos2d(X, Y) -> 'ok' when X :: float(),Y :: float().
 rasterPos2d(X,Y) ->
   cast(5166, <<X:?GLdouble,Y:?GLdouble>>).
 
 %% @doc 
 %% See {@link rasterPos2d/2}
--spec rasterPos2f(X, Y) -> ok when X :: float(),Y :: float().
+-spec rasterPos2f(X, Y) -> 'ok' when X :: float(),Y :: float().
 rasterPos2f(X,Y) ->
   cast(5167, <<X:?GLfloat,Y:?GLfloat>>).
 
 %% @doc 
 %% See {@link rasterPos2d/2}
--spec rasterPos2i(X, Y) -> ok when X :: integer(),Y :: integer().
+-spec rasterPos2i(X, Y) -> 'ok' when X :: integer(),Y :: integer().
 rasterPos2i(X,Y) ->
   cast(5168, <<X:?GLint,Y:?GLint>>).
 
 %% @doc 
 %% See {@link rasterPos2d/2}
--spec rasterPos2s(X, Y) -> ok when X :: integer(),Y :: integer().
+-spec rasterPos2s(X, Y) -> 'ok' when X :: integer(),Y :: integer().
 rasterPos2s(X,Y) ->
   cast(5169, <<X:?GLshort,Y:?GLshort>>).
 
 %% @doc 
 %% See {@link rasterPos2d/2}
--spec rasterPos3d(X, Y, Z) -> ok when X :: float(),Y :: float(),Z :: float().
+-spec rasterPos3d(X, Y, Z) -> 'ok' when X :: float(),Y :: float(),Z :: float().
 rasterPos3d(X,Y,Z) ->
   cast(5170, <<X:?GLdouble,Y:?GLdouble,Z:?GLdouble>>).
 
 %% @doc 
 %% See {@link rasterPos2d/2}
--spec rasterPos3f(X, Y, Z) -> ok when X :: float(),Y :: float(),Z :: float().
+-spec rasterPos3f(X, Y, Z) -> 'ok' when X :: float(),Y :: float(),Z :: float().
 rasterPos3f(X,Y,Z) ->
   cast(5171, <<X:?GLfloat,Y:?GLfloat,Z:?GLfloat>>).
 
 %% @doc 
 %% See {@link rasterPos2d/2}
--spec rasterPos3i(X, Y, Z) -> ok when X :: integer(),Y :: integer(),Z :: integer().
+-spec rasterPos3i(X, Y, Z) -> 'ok' when X :: integer(),Y :: integer(),Z :: integer().
 rasterPos3i(X,Y,Z) ->
   cast(5172, <<X:?GLint,Y:?GLint,Z:?GLint>>).
 
 %% @doc 
 %% See {@link rasterPos2d/2}
--spec rasterPos3s(X, Y, Z) -> ok when X :: integer(),Y :: integer(),Z :: integer().
+-spec rasterPos3s(X, Y, Z) -> 'ok' when X :: integer(),Y :: integer(),Z :: integer().
 rasterPos3s(X,Y,Z) ->
   cast(5173, <<X:?GLshort,Y:?GLshort,Z:?GLshort>>).
 
 %% @doc 
 %% See {@link rasterPos2d/2}
--spec rasterPos4d(X, Y, Z, W) -> ok when X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec rasterPos4d(X, Y, Z, W) -> 'ok' when X :: float(),Y :: float(),Z :: float(),W :: float().
 rasterPos4d(X,Y,Z,W) ->
   cast(5174, <<X:?GLdouble,Y:?GLdouble,Z:?GLdouble,W:?GLdouble>>).
 
 %% @doc 
 %% See {@link rasterPos2d/2}
--spec rasterPos4f(X, Y, Z, W) -> ok when X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec rasterPos4f(X, Y, Z, W) -> 'ok' when X :: float(),Y :: float(),Z :: float(),W :: float().
 rasterPos4f(X,Y,Z,W) ->
   cast(5175, <<X:?GLfloat,Y:?GLfloat,Z:?GLfloat,W:?GLfloat>>).
 
 %% @doc 
 %% See {@link rasterPos2d/2}
--spec rasterPos4i(X, Y, Z, W) -> ok when X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
+-spec rasterPos4i(X, Y, Z, W) -> 'ok' when X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
 rasterPos4i(X,Y,Z,W) ->
   cast(5176, <<X:?GLint,Y:?GLint,Z:?GLint,W:?GLint>>).
 
 %% @doc 
 %% See {@link rasterPos2d/2}
--spec rasterPos4s(X, Y, Z, W) -> ok when X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
+-spec rasterPos4s(X, Y, Z, W) -> 'ok' when X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
 rasterPos4s(X,Y,Z,W) ->
   cast(5177, <<X:?GLshort,Y:?GLshort,Z:?GLshort,W:?GLshort>>).
 
 %% @equiv rasterPos2d(X,Y)
--spec rasterPos2dv(V) -> ok when V :: {X :: float(),Y :: float()}.
+-spec rasterPos2dv(V) -> 'ok' when V :: {X :: float(),Y :: float()}.
 rasterPos2dv({X,Y}) ->  rasterPos2d(X,Y).
 
 %% @equiv rasterPos2f(X,Y)
--spec rasterPos2fv(V) -> ok when V :: {X :: float(),Y :: float()}.
+-spec rasterPos2fv(V) -> 'ok' when V :: {X :: float(),Y :: float()}.
 rasterPos2fv({X,Y}) ->  rasterPos2f(X,Y).
 
 %% @equiv rasterPos2i(X,Y)
--spec rasterPos2iv(V) -> ok when V :: {X :: integer(),Y :: integer()}.
+-spec rasterPos2iv(V) -> 'ok' when V :: {X :: integer(),Y :: integer()}.
 rasterPos2iv({X,Y}) ->  rasterPos2i(X,Y).
 
 %% @equiv rasterPos2s(X,Y)
--spec rasterPos2sv(V) -> ok when V :: {X :: integer(),Y :: integer()}.
+-spec rasterPos2sv(V) -> 'ok' when V :: {X :: integer(),Y :: integer()}.
 rasterPos2sv({X,Y}) ->  rasterPos2s(X,Y).
 
 %% @equiv rasterPos3d(X,Y,Z)
--spec rasterPos3dv(V) -> ok when V :: {X :: float(),Y :: float(),Z :: float()}.
+-spec rasterPos3dv(V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float()}.
 rasterPos3dv({X,Y,Z}) ->  rasterPos3d(X,Y,Z).
 
 %% @equiv rasterPos3f(X,Y,Z)
--spec rasterPos3fv(V) -> ok when V :: {X :: float(),Y :: float(),Z :: float()}.
+-spec rasterPos3fv(V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float()}.
 rasterPos3fv({X,Y,Z}) ->  rasterPos3f(X,Y,Z).
 
 %% @equiv rasterPos3i(X,Y,Z)
--spec rasterPos3iv(V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
+-spec rasterPos3iv(V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
 rasterPos3iv({X,Y,Z}) ->  rasterPos3i(X,Y,Z).
 
 %% @equiv rasterPos3s(X,Y,Z)
--spec rasterPos3sv(V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
+-spec rasterPos3sv(V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
 rasterPos3sv({X,Y,Z}) ->  rasterPos3s(X,Y,Z).
 
 %% @equiv rasterPos4d(X,Y,Z,W)
--spec rasterPos4dv(V) -> ok when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
+-spec rasterPos4dv(V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
 rasterPos4dv({X,Y,Z,W}) ->  rasterPos4d(X,Y,Z,W).
 
 %% @equiv rasterPos4f(X,Y,Z,W)
--spec rasterPos4fv(V) -> ok when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
+-spec rasterPos4fv(V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
 rasterPos4fv({X,Y,Z,W}) ->  rasterPos4f(X,Y,Z,W).
 
 %% @equiv rasterPos4i(X,Y,Z,W)
--spec rasterPos4iv(V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
+-spec rasterPos4iv(V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
 rasterPos4iv({X,Y,Z,W}) ->  rasterPos4i(X,Y,Z,W).
 
 %% @equiv rasterPos4s(X,Y,Z,W)
--spec rasterPos4sv(V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
+-spec rasterPos4sv(V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
 rasterPos4sv({X,Y,Z,W}) ->  rasterPos4s(X,Y,Z,W).
 
 %% @doc Draw a rectangle
@@ -3828,49 +3828,49 @@ rasterPos4sv({X,Y,Z,W}) ->  rasterPos4s(X,Y,Z,W).
 %% the rectangle is constructed with a counterclockwise winding. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glRect.xml">external</a> documentation.
--spec rectd(X1, Y1, X2, Y2) -> ok when X1 :: float(),Y1 :: float(),X2 :: float(),Y2 :: float().
+-spec rectd(X1, Y1, X2, Y2) -> 'ok' when X1 :: float(),Y1 :: float(),X2 :: float(),Y2 :: float().
 rectd(X1,Y1,X2,Y2) ->
   cast(5178, <<X1:?GLdouble,Y1:?GLdouble,X2:?GLdouble,Y2:?GLdouble>>).
 
 %% @doc 
 %% See {@link rectd/4}
--spec rectf(X1, Y1, X2, Y2) -> ok when X1 :: float(),Y1 :: float(),X2 :: float(),Y2 :: float().
+-spec rectf(X1, Y1, X2, Y2) -> 'ok' when X1 :: float(),Y1 :: float(),X2 :: float(),Y2 :: float().
 rectf(X1,Y1,X2,Y2) ->
   cast(5179, <<X1:?GLfloat,Y1:?GLfloat,X2:?GLfloat,Y2:?GLfloat>>).
 
 %% @doc 
 %% See {@link rectd/4}
--spec recti(X1, Y1, X2, Y2) -> ok when X1 :: integer(),Y1 :: integer(),X2 :: integer(),Y2 :: integer().
+-spec recti(X1, Y1, X2, Y2) -> 'ok' when X1 :: integer(),Y1 :: integer(),X2 :: integer(),Y2 :: integer().
 recti(X1,Y1,X2,Y2) ->
   cast(5180, <<X1:?GLint,Y1:?GLint,X2:?GLint,Y2:?GLint>>).
 
 %% @doc 
 %% See {@link rectd/4}
--spec rects(X1, Y1, X2, Y2) -> ok when X1 :: integer(),Y1 :: integer(),X2 :: integer(),Y2 :: integer().
+-spec rects(X1, Y1, X2, Y2) -> 'ok' when X1 :: integer(),Y1 :: integer(),X2 :: integer(),Y2 :: integer().
 rects(X1,Y1,X2,Y2) ->
   cast(5181, <<X1:?GLshort,Y1:?GLshort,X2:?GLshort,Y2:?GLshort>>).
 
 %% @doc 
 %% See {@link rectd/4}
--spec rectdv(V1, V2) -> ok when V1 :: {float(),float()},V2 :: {float(),float()}.
+-spec rectdv(V1, V2) -> 'ok' when V1 :: {float(),float()},V2 :: {float(),float()}.
 rectdv({V1,V2},{V1,V2}) ->
   cast(5182, <<V1:?GLdouble,V2:?GLdouble,V1:?GLdouble,V2:?GLdouble>>).
 
 %% @doc 
 %% See {@link rectd/4}
--spec rectfv(V1, V2) -> ok when V1 :: {float(),float()},V2 :: {float(),float()}.
+-spec rectfv(V1, V2) -> 'ok' when V1 :: {float(),float()},V2 :: {float(),float()}.
 rectfv({V1,V2},{V1,V2}) ->
   cast(5183, <<V1:?GLfloat,V2:?GLfloat,V1:?GLfloat,V2:?GLfloat>>).
 
 %% @doc 
 %% See {@link rectd/4}
--spec rectiv(V1, V2) -> ok when V1 :: {integer(),integer()},V2 :: {integer(),integer()}.
+-spec rectiv(V1, V2) -> 'ok' when V1 :: {integer(),integer()},V2 :: {integer(),integer()}.
 rectiv({V1,V2},{V1,V2}) ->
   cast(5184, <<V1:?GLint,V2:?GLint,V1:?GLint,V2:?GLint>>).
 
 %% @doc 
 %% See {@link rectd/4}
--spec rectsv(V1, V2) -> ok when V1 :: {integer(),integer()},V2 :: {integer(),integer()}.
+-spec rectsv(V1, V2) -> 'ok' when V1 :: {integer(),integer()},V2 :: {integer(),integer()}.
 rectsv({V1,V2},{V1,V2}) ->
   cast(5185, <<V1:?GLshort,V2:?GLshort,V1:?GLshort,V2:?GLshort>>).
 
@@ -3898,7 +3898,7 @@ rectsv({V1,V2},{V1,V2}) ->
 %% , or  {@link gl:drawRangeElements/6}  is called. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertexPointer.xml">external</a> documentation.
--spec vertexPointer(Size, Type, Stride, Ptr) -> ok when Size :: integer(),Type :: enum(),Stride :: integer(),Ptr :: offset()|mem().
+-spec vertexPointer(Size, Type, Stride, Ptr) -> 'ok' when Size :: integer(),Type :: enum(),Stride :: integer(),Ptr :: offset()|mem().
 vertexPointer(Size,Type,Stride,Ptr) when  is_integer(Ptr) ->
   cast(5186, <<Size:?GLint,Type:?GLenum,Stride:?GLsizei,Ptr:?GLuint>>);
 vertexPointer(Size,Type,Stride,Ptr) ->
@@ -3929,7 +3929,7 @@ vertexPointer(Size,Type,Stride,Ptr) ->
 %% , or  {@link gl:arrayElement/1}  is called. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glNormalPointer.xml">external</a> documentation.
--spec normalPointer(Type, Stride, Ptr) -> ok when Type :: enum(),Stride :: integer(),Ptr :: offset()|mem().
+-spec normalPointer(Type, Stride, Ptr) -> 'ok' when Type :: enum(),Stride :: integer(),Ptr :: offset()|mem().
 normalPointer(Type,Stride,Ptr) when  is_integer(Ptr) ->
   cast(5188, <<Type:?GLenum,Stride:?GLsizei,Ptr:?GLuint>>);
 normalPointer(Type,Stride,Ptr) ->
@@ -3961,7 +3961,7 @@ normalPointer(Type,Stride,Ptr) ->
 %% , or  {@link gl:arrayElement/1}  is called. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glColorPointer.xml">external</a> documentation.
--spec colorPointer(Size, Type, Stride, Ptr) -> ok when Size :: integer(),Type :: enum(),Stride :: integer(),Ptr :: offset()|mem().
+-spec colorPointer(Size, Type, Stride, Ptr) -> 'ok' when Size :: integer(),Type :: enum(),Stride :: integer(),Ptr :: offset()|mem().
 colorPointer(Size,Type,Stride,Ptr) when  is_integer(Ptr) ->
   cast(5190, <<Size:?GLint,Type:?GLenum,Stride:?GLsizei,Ptr:?GLuint>>);
 colorPointer(Size,Type,Stride,Ptr) ->
@@ -3991,7 +3991,7 @@ colorPointer(Size,Type,Stride,Ptr) ->
 %% ,  {@link gl:drawRangeElements/6} , or  {@link gl:arrayElement/1}  is called. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glIndexPointer.xml">external</a> documentation.
--spec indexPointer(Type, Stride, Ptr) -> ok when Type :: enum(),Stride :: integer(),Ptr :: offset()|mem().
+-spec indexPointer(Type, Stride, Ptr) -> 'ok' when Type :: enum(),Stride :: integer(),Ptr :: offset()|mem().
 indexPointer(Type,Stride,Ptr) when  is_integer(Ptr) ->
   cast(5192, <<Type:?GLenum,Stride:?GLsizei,Ptr:?GLuint>>);
 indexPointer(Type,Stride,Ptr) ->
@@ -4025,7 +4025,7 @@ indexPointer(Type,Stride,Ptr) ->
 %% or  {@link gl:drawRangeElements/6}  is called. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexCoordPointer.xml">external</a> documentation.
--spec texCoordPointer(Size, Type, Stride, Ptr) -> ok when Size :: integer(),Type :: enum(),Stride :: integer(),Ptr :: offset()|mem().
+-spec texCoordPointer(Size, Type, Stride, Ptr) -> 'ok' when Size :: integer(),Type :: enum(),Stride :: integer(),Ptr :: offset()|mem().
 texCoordPointer(Size,Type,Stride,Ptr) when  is_integer(Ptr) ->
   cast(5194, <<Size:?GLint,Type:?GLenum,Stride:?GLsizei,Ptr:?GLuint>>);
 texCoordPointer(Size,Type,Stride,Ptr) ->
@@ -4054,7 +4054,7 @@ texCoordPointer(Size,Type,Stride,Ptr) ->
 %% ,  {@link gl:drawRangeElements/6} , or  {@link gl:arrayElement/1}  is called. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glEdgeFlagPointer.xml">external</a> documentation.
--spec edgeFlagPointer(Stride, Ptr) -> ok when Stride :: integer(),Ptr :: offset()|mem().
+-spec edgeFlagPointer(Stride, Ptr) -> 'ok' when Stride :: integer(),Ptr :: offset()|mem().
 edgeFlagPointer(Stride,Ptr) when  is_integer(Ptr) ->
   cast(5196, <<Stride:?GLsizei,Ptr:?GLuint>>);
 edgeFlagPointer(Stride,Ptr) ->
@@ -4082,7 +4082,7 @@ edgeFlagPointer(Stride,Ptr) ->
 %% and a call that follows a change to array data may access original data. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glArrayElement.xml">external</a> documentation.
--spec arrayElement(I) -> ok when I :: integer().
+-spec arrayElement(I) -> 'ok' when I :: integer().
 arrayElement(I) ->
   cast(5198, <<I:?GLint>>).
 
@@ -4103,7 +4103,7 @@ arrayElement(I) ->
 %% after ``gl:drawArrays'' returns. Attributes that aren't modified remain well defined. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawArrays.xml">external</a> documentation.
--spec drawArrays(Mode, First, Count) -> ok when Mode :: enum(),First :: integer(),Count :: integer().
+-spec drawArrays(Mode, First, Count) -> 'ok' when Mode :: enum(),First :: integer(),Count :: integer().
 drawArrays(Mode,First,Count) ->
   cast(5199, <<Mode:?GLenum,First:?GLint,Count:?GLsizei>>).
 
@@ -4125,7 +4125,7 @@ drawArrays(Mode,First,Count) ->
 %% values. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawElements.xml">external</a> documentation.
--spec drawElements(Mode, Count, Type, Indices) -> ok when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem().
+-spec drawElements(Mode, Count, Type, Indices) -> 'ok' when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem().
 drawElements(Mode,Count,Type,Indices) when  is_integer(Indices) ->
   cast(5200, <<Mode:?GLenum,Count:?GLsizei,Type:?GLenum,Indices:?GLuint>>);
 drawElements(Mode,Count,Type,Indices) ->
@@ -4153,7 +4153,7 @@ drawElements(Mode,Count,Type,Indices) ->
 %% which follows is located at the first possible floating-point aligned address. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glInterleavedArrays.xml">external</a> documentation.
--spec interleavedArrays(Format, Stride, Pointer) -> ok when Format :: enum(),Stride :: integer(),Pointer :: offset()|mem().
+-spec interleavedArrays(Format, Stride, Pointer) -> 'ok' when Format :: enum(),Stride :: integer(),Pointer :: offset()|mem().
 interleavedArrays(Format,Stride,Pointer) when  is_integer(Pointer) ->
   cast(5202, <<Format:?GLenum,Stride:?GLsizei,Pointer:?GLuint>>);
 interleavedArrays(Format,Stride,Pointer) ->
@@ -4187,7 +4187,7 @@ interleavedArrays(Format,Stride,Pointer) ->
 %%  and `?GL_SMOOTH', respectively. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glShadeModel.xml">external</a> documentation.
--spec shadeModel(Mode) -> ok when Mode :: enum().
+-spec shadeModel(Mode) -> 'ok' when Mode :: enum().
 shadeModel(Mode) ->
   cast(5204, <<Mode:?GLenum>>).
 
@@ -4281,26 +4281,26 @@ shadeModel(Mode) ->
 %% attenuation factors are (1, 0, 0), resulting in no attenuation. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLight.xml">external</a> documentation.
--spec lightf(Light, Pname, Param) -> ok when Light :: enum(),Pname :: enum(),Param :: float().
+-spec lightf(Light, Pname, Param) -> 'ok' when Light :: enum(),Pname :: enum(),Param :: float().
 lightf(Light,Pname,Param) ->
   cast(5205, <<Light:?GLenum,Pname:?GLenum,Param:?GLfloat>>).
 
 %% @doc 
 %% See {@link lightf/3}
--spec lighti(Light, Pname, Param) -> ok when Light :: enum(),Pname :: enum(),Param :: integer().
+-spec lighti(Light, Pname, Param) -> 'ok' when Light :: enum(),Pname :: enum(),Param :: integer().
 lighti(Light,Pname,Param) ->
   cast(5206, <<Light:?GLenum,Pname:?GLenum,Param:?GLint>>).
 
 %% @doc 
 %% See {@link lightf/3}
--spec lightfv(Light, Pname, Params) -> ok when Light :: enum(),Pname :: enum(),Params :: tuple().
+-spec lightfv(Light, Pname, Params) -> 'ok' when Light :: enum(),Pname :: enum(),Params :: tuple().
 lightfv(Light,Pname,Params) ->
   cast(5207, <<Light:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLfloat>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link lightf/3}
--spec lightiv(Light, Pname, Params) -> ok when Light :: enum(),Pname :: enum(),Params :: tuple().
+-spec lightiv(Light, Pname, Params) -> 'ok' when Light :: enum(),Pname :: enum(),Params :: tuple().
 lightiv(Light,Pname,Params) ->
   cast(5208, <<Light:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLint>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
@@ -4452,26 +4452,26 @@ getLightiv(Light,Pname) ->
 %% as in the RGBA case, determine how much above ambient the resulting index is. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLightModel.xml">external</a> documentation.
--spec lightModelf(Pname, Param) -> ok when Pname :: enum(),Param :: float().
+-spec lightModelf(Pname, Param) -> 'ok' when Pname :: enum(),Param :: float().
 lightModelf(Pname,Param) ->
   cast(5211, <<Pname:?GLenum,Param:?GLfloat>>).
 
 %% @doc 
 %% See {@link lightModelf/2}
--spec lightModeli(Pname, Param) -> ok when Pname :: enum(),Param :: integer().
+-spec lightModeli(Pname, Param) -> 'ok' when Pname :: enum(),Param :: integer().
 lightModeli(Pname,Param) ->
   cast(5212, <<Pname:?GLenum,Param:?GLint>>).
 
 %% @doc 
 %% See {@link lightModelf/2}
--spec lightModelfv(Pname, Params) -> ok when Pname :: enum(),Params :: tuple().
+-spec lightModelfv(Pname, Params) -> 'ok' when Pname :: enum(),Params :: tuple().
 lightModelfv(Pname,Params) ->
   cast(5213, <<Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLfloat>> ||C <- tuple_to_list(Params)>>)/binary,0:(((0+size(Params)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link lightModelf/2}
--spec lightModeliv(Pname, Params) -> ok when Pname :: enum(),Params :: tuple().
+-spec lightModeliv(Pname, Params) -> 'ok' when Pname :: enum(),Params :: tuple().
 lightModeliv(Pname,Params) ->
   cast(5214, <<Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLint>> ||C <- tuple_to_list(Params)>>)/binary,0:(((0+size(Params)) rem 2)*32)>>).
@@ -4539,26 +4539,26 @@ lightModeliv(Pname,Params) ->
 %% of color index lighting. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMaterial.xml">external</a> documentation.
--spec materialf(Face, Pname, Param) -> ok when Face :: enum(),Pname :: enum(),Param :: float().
+-spec materialf(Face, Pname, Param) -> 'ok' when Face :: enum(),Pname :: enum(),Param :: float().
 materialf(Face,Pname,Param) ->
   cast(5215, <<Face:?GLenum,Pname:?GLenum,Param:?GLfloat>>).
 
 %% @doc 
 %% See {@link materialf/3}
--spec materiali(Face, Pname, Param) -> ok when Face :: enum(),Pname :: enum(),Param :: integer().
+-spec materiali(Face, Pname, Param) -> 'ok' when Face :: enum(),Pname :: enum(),Param :: integer().
 materiali(Face,Pname,Param) ->
   cast(5216, <<Face:?GLenum,Pname:?GLenum,Param:?GLint>>).
 
 %% @doc 
 %% See {@link materialf/3}
--spec materialfv(Face, Pname, Params) -> ok when Face :: enum(),Pname :: enum(),Params :: tuple().
+-spec materialfv(Face, Pname, Params) -> 'ok' when Face :: enum(),Pname :: enum(),Params :: tuple().
 materialfv(Face,Pname,Params) ->
   cast(5217, <<Face:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLfloat>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link materialf/3}
--spec materialiv(Face, Pname, Params) -> ok when Face :: enum(),Pname :: enum(),Params :: tuple().
+-spec materialiv(Face, Pname, Params) -> 'ok' when Face :: enum(),Pname :: enum(),Params :: tuple().
 materialiv(Face,Pname,Params) ->
   cast(5218, <<Face:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLint>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
@@ -4629,7 +4629,7 @@ getMaterialiv(Face,Pname) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glColorMaterial.xml">external</a> documentation.
--spec colorMaterial(Face, Mode) -> ok when Face :: enum(),Mode :: enum().
+-spec colorMaterial(Face, Mode) -> 'ok' when Face :: enum(),Mode :: enum().
 colorMaterial(Face,Mode) ->
   cast(5221, <<Face:?GLenum,Mode:?GLenum>>).
 
@@ -4651,7 +4651,7 @@ colorMaterial(Face,Mode) ->
 %% the resulting image about the current raster position. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPixelZoom.xml">external</a> documentation.
--spec pixelZoom(Xfactor, Yfactor) -> ok when Xfactor :: float(),Yfactor :: float().
+-spec pixelZoom(Xfactor, Yfactor) -> 'ok' when Xfactor :: float(),Yfactor :: float().
 pixelZoom(Xfactor,Yfactor) ->
   cast(5222, <<Xfactor:?GLfloat,Yfactor:?GLfloat>>).
 
@@ -4839,13 +4839,13 @@ pixelZoom(Xfactor,Yfactor) ->
 %% Boolean parameters are set to false if  `Param'  is 0 and true otherwise. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPixelStore.xml">external</a> documentation.
--spec pixelStoref(Pname, Param) -> ok when Pname :: enum(),Param :: float().
+-spec pixelStoref(Pname, Param) -> 'ok' when Pname :: enum(),Param :: float().
 pixelStoref(Pname,Param) ->
   cast(5223, <<Pname:?GLenum,Param:?GLfloat>>).
 
 %% @doc 
 %% See {@link pixelStoref/2}
--spec pixelStorei(Pname, Param) -> ok when Pname :: enum(),Param :: integer().
+-spec pixelStorei(Pname, Param) -> 'ok' when Pname :: enum(),Param :: integer().
 pixelStorei(Pname,Param) ->
   cast(5224, <<Pname:?GLenum,Param:?GLint>>).
 
@@ -4997,13 +4997,13 @@ pixelStorei(Pname,Param) ->
 %%  is converted to floating point before being assigned to real-valued parameters. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPixelTransfer.xml">external</a> documentation.
--spec pixelTransferf(Pname, Param) -> ok when Pname :: enum(),Param :: float().
+-spec pixelTransferf(Pname, Param) -> 'ok' when Pname :: enum(),Param :: float().
 pixelTransferf(Pname,Param) ->
   cast(5225, <<Pname:?GLenum,Param:?GLfloat>>).
 
 %% @doc 
 %% See {@link pixelTransferf/2}
--spec pixelTransferi(Pname, Param) -> ok when Pname :: enum(),Param :: integer().
+-spec pixelTransferi(Pname, Param) -> 'ok' when Pname :: enum(),Param :: integer().
 pixelTransferi(Pname,Param) ->
   cast(5226, <<Pname:?GLenum,Param:?GLint>>).
 
@@ -5086,21 +5086,21 @@ pixelTransferi(Pname,Param) ->
 %% <td> A </td><td> 1 </td><td> 0 </td></tr></tbody></table>
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPixelMap.xml">external</a> documentation.
--spec pixelMapfv(Map, Mapsize, Values) -> ok when Map :: enum(),Mapsize :: integer(),Values :: binary().
+-spec pixelMapfv(Map, Mapsize, Values) -> 'ok' when Map :: enum(),Mapsize :: integer(),Values :: binary().
 pixelMapfv(Map,Mapsize,Values) ->
   send_bin(Values),
   cast(5227, <<Map:?GLenum,Mapsize:?GLsizei>>).
 
 %% @doc 
 %% See {@link pixelMapfv/3}
--spec pixelMapuiv(Map, Mapsize, Values) -> ok when Map :: enum(),Mapsize :: integer(),Values :: binary().
+-spec pixelMapuiv(Map, Mapsize, Values) -> 'ok' when Map :: enum(),Mapsize :: integer(),Values :: binary().
 pixelMapuiv(Map,Mapsize,Values) ->
   send_bin(Values),
   cast(5228, <<Map:?GLenum,Mapsize:?GLsizei>>).
 
 %% @doc 
 %% See {@link pixelMapfv/3}
--spec pixelMapusv(Map, Mapsize, Values) -> ok when Map :: enum(),Mapsize :: integer(),Values :: binary().
+-spec pixelMapusv(Map, Mapsize, Values) -> 'ok' when Map :: enum(),Mapsize :: integer(),Values :: binary().
 pixelMapusv(Map,Mapsize,Values) ->
   send_bin(Values),
   cast(5229, <<Map:?GLenum,Mapsize:?GLsizei>>).
@@ -5129,21 +5129,21 @@ pixelMapusv(Map,Mapsize,Values) ->
 %% symbolic constant. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGetPixelMap.xml">external</a> documentation.
--spec getPixelMapfv(Map, Values) -> ok when Map :: enum(),Values :: mem().
+-spec getPixelMapfv(Map, Values) -> 'ok' when Map :: enum(),Values :: mem().
 getPixelMapfv(Map,Values) ->
   send_bin(Values),
   call(5230, <<Map:?GLenum>>).
 
 %% @doc 
 %% See {@link getPixelMapfv/2}
--spec getPixelMapuiv(Map, Values) -> ok when Map :: enum(),Values :: mem().
+-spec getPixelMapuiv(Map, Values) -> 'ok' when Map :: enum(),Values :: mem().
 getPixelMapuiv(Map,Values) ->
   send_bin(Values),
   call(5231, <<Map:?GLenum>>).
 
 %% @doc 
 %% See {@link getPixelMapfv/2}
--spec getPixelMapusv(Map, Values) -> ok when Map :: enum(),Values :: mem().
+-spec getPixelMapusv(Map, Values) -> 'ok' when Map :: enum(),Values :: mem().
 getPixelMapusv(Map,Values) ->
   send_bin(Values),
   call(5232, <<Map:?GLenum>>).
@@ -5191,7 +5191,7 @@ getPixelMapusv(Map,Values) ->
 %% or index. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBitmap.xml">external</a> documentation.
--spec bitmap(Width, Height, Xorig, Yorig, Xmove, Ymove, Bitmap) -> ok when Width :: integer(),Height :: integer(),Xorig :: float(),Yorig :: float(),Xmove :: float(),Ymove :: float(),Bitmap :: offset()|mem().
+-spec bitmap(Width, Height, Xorig, Yorig, Xmove, Ymove, Bitmap) -> 'ok' when Width :: integer(),Height :: integer(),Xorig :: float(),Yorig :: float(),Xmove :: float(),Ymove :: float(),Bitmap :: offset()|mem().
 bitmap(Width,Height,Xorig,Yorig,Xmove,Ymove,Bitmap) when  is_integer(Bitmap) ->
   cast(5233, <<Width:?GLsizei,Height:?GLsizei,Xorig:?GLfloat,Yorig:?GLfloat,Xmove:?GLfloat,Ymove:?GLfloat,Bitmap:?GLuint>>);
 bitmap(Width,Height,Xorig,Yorig,Xmove,Ymove,Bitmap) ->
@@ -5292,7 +5292,7 @@ bitmap(Width,Height,Xorig,Yorig,Xmove,Ymove,Bitmap) ->
 %% data is written into memory. See  {@link gl:pixelStoref/2}  for a description. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glReadPixels.xml">external</a> documentation.
--spec readPixels(X, Y, Width, Height, Format, Type, Pixels) -> ok when X :: integer(),Y :: integer(),Width :: integer(),Height :: integer(),Format :: enum(),Type :: enum(),Pixels :: mem().
+-spec readPixels(X, Y, Width, Height, Format, Type, Pixels) -> 'ok' when X :: integer(),Y :: integer(),Width :: integer(),Height :: integer(),Format :: enum(),Type :: enum(),Pixels :: mem().
 readPixels(X,Y,Width,Height,Format,Type,Pixels) ->
   send_bin(Pixels),
   call(5235, <<X:?GLint,Y:?GLint,Width:?GLsizei,Height:?GLsizei,Format:?GLenum,Type:?GLenum>>).
@@ -5537,7 +5537,7 @@ readPixels(X,Y,Width,Height,Format,Type,Pixels) ->
 %% . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawPixels.xml">external</a> documentation.
--spec drawPixels(Width, Height, Format, Type, Pixels) -> ok when Width :: integer(),Height :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
+-spec drawPixels(Width, Height, Format, Type, Pixels) -> 'ok' when Width :: integer(),Height :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
 drawPixels(Width,Height,Format,Type,Pixels) when  is_integer(Pixels) ->
   cast(5236, <<Width:?GLsizei,Height:?GLsizei,Format:?GLenum,Type:?GLenum,Pixels:?GLuint>>);
 drawPixels(Width,Height,Format,Type,Pixels) ->
@@ -5644,7 +5644,7 @@ drawPixels(Width,Height,Format,Type,Pixels) ->
 %% . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCopyPixels.xml">external</a> documentation.
--spec copyPixels(X, Y, Width, Height, Type) -> ok when X :: integer(),Y :: integer(),Width :: integer(),Height :: integer(),Type :: enum().
+-spec copyPixels(X, Y, Width, Height, Type) -> 'ok' when X :: integer(),Y :: integer(),Width :: integer(),Height :: integer(),Type :: enum().
 copyPixels(X,Y,Width,Height,Type) ->
   cast(5238, <<X:?GLint,Y:?GLint,Width:?GLsizei,Height:?GLsizei,Type:?GLenum>>).
 
@@ -5707,7 +5707,7 @@ copyPixels(X,Y,Width,Height,Type) ->
 %% `?GL_ALWAYS':  Always passes. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glStencilFunc.xml">external</a> documentation.
--spec stencilFunc(Func, Ref, Mask) -> ok when Func :: enum(),Ref :: integer(),Mask :: integer().
+-spec stencilFunc(Func, Ref, Mask) -> 'ok' when Func :: enum(),Ref :: integer(),Mask :: integer().
 stencilFunc(Func,Ref,Mask) ->
   cast(5239, <<Func:?GLenum,Ref:?GLint,Mask:?GLuint>>).
 
@@ -5725,7 +5725,7 @@ stencilFunc(Func,Ref,Mask) ->
 %%  to set front and back stencil writemasks to different values. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glStencilMask.xml">external</a> documentation.
--spec stencilMask(Mask) -> ok when Mask :: integer().
+-spec stencilMask(Mask) -> 'ok' when Mask :: integer().
 stencilMask(Mask) ->
   cast(5240, <<Mask:?GLuint>>).
 
@@ -5786,7 +5786,7 @@ stencilMask(Mask) ->
 %% stencil action when the stencil test fails and passes, respectively. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glStencilOp.xml">external</a> documentation.
--spec stencilOp(Fail, Zfail, Zpass) -> ok when Fail :: enum(),Zfail :: enum(),Zpass :: enum().
+-spec stencilOp(Fail, Zfail, Zpass) -> 'ok' when Fail :: enum(),Zfail :: enum(),Zpass :: enum().
 stencilOp(Fail,Zfail,Zpass) ->
   cast(5241, <<Fail:?GLenum,Zfail:?GLenum,Zpass:?GLenum>>).
 
@@ -5797,7 +5797,7 @@ stencilOp(Fail,Zfail,Zpass) ->
 %% buffer. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClearStencil.xml">external</a> documentation.
--spec clearStencil(S) -> ok when S :: integer().
+-spec clearStencil(S) -> 'ok' when S :: integer().
 clearStencil(S) ->
   cast(5242, <<S:?GLint>>).
 
@@ -5876,39 +5876,39 @@ clearStencil(S) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexGen.xml">external</a> documentation.
--spec texGend(Coord, Pname, Param) -> ok when Coord :: enum(),Pname :: enum(),Param :: float().
+-spec texGend(Coord, Pname, Param) -> 'ok' when Coord :: enum(),Pname :: enum(),Param :: float().
 texGend(Coord,Pname,Param) ->
   cast(5243, <<Coord:?GLenum,Pname:?GLenum,Param:?GLdouble>>).
 
 %% @doc 
 %% See {@link texGend/3}
--spec texGenf(Coord, Pname, Param) -> ok when Coord :: enum(),Pname :: enum(),Param :: float().
+-spec texGenf(Coord, Pname, Param) -> 'ok' when Coord :: enum(),Pname :: enum(),Param :: float().
 texGenf(Coord,Pname,Param) ->
   cast(5244, <<Coord:?GLenum,Pname:?GLenum,Param:?GLfloat>>).
 
 %% @doc 
 %% See {@link texGend/3}
--spec texGeni(Coord, Pname, Param) -> ok when Coord :: enum(),Pname :: enum(),Param :: integer().
+-spec texGeni(Coord, Pname, Param) -> 'ok' when Coord :: enum(),Pname :: enum(),Param :: integer().
 texGeni(Coord,Pname,Param) ->
   cast(5245, <<Coord:?GLenum,Pname:?GLenum,Param:?GLint>>).
 
 %% @doc 
 %% See {@link texGend/3}
--spec texGendv(Coord, Pname, Params) -> ok when Coord :: enum(),Pname :: enum(),Params :: tuple().
+-spec texGendv(Coord, Pname, Params) -> 'ok' when Coord :: enum(),Pname :: enum(),Params :: tuple().
 texGendv(Coord,Pname,Params) ->
   cast(5246, <<Coord:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,0:32,
       (<< <<C:?GLdouble>> ||C <- tuple_to_list(Params)>>)/binary>>).
 
 %% @doc 
 %% See {@link texGend/3}
--spec texGenfv(Coord, Pname, Params) -> ok when Coord :: enum(),Pname :: enum(),Params :: tuple().
+-spec texGenfv(Coord, Pname, Params) -> 'ok' when Coord :: enum(),Pname :: enum(),Params :: tuple().
 texGenfv(Coord,Pname,Params) ->
   cast(5247, <<Coord:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLfloat>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link texGend/3}
--spec texGeniv(Coord, Pname, Params) -> ok when Coord :: enum(),Pname :: enum(),Params :: tuple().
+-spec texGeniv(Coord, Pname, Params) -> 'ok' when Coord :: enum(),Pname :: enum(),Params :: tuple().
 texGeniv(Coord,Pname,Params) ->
   cast(5248, <<Coord:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLint>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
@@ -5955,14 +5955,14 @@ getTexGeniv(Coord,Pname) ->
 %% @doc glTexEnvf
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexEnvf.xml">external</a> documentation.
--spec texEnvf(Target, Pname, Param) -> ok when Target :: enum(),Pname :: enum(),Param :: float().
+-spec texEnvf(Target, Pname, Param) -> 'ok' when Target :: enum(),Pname :: enum(),Param :: float().
 texEnvf(Target,Pname,Param) ->
   cast(5252, <<Target:?GLenum,Pname:?GLenum,Param:?GLfloat>>).
 
 %% @doc glTexEnvi
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexEnvi.xml">external</a> documentation.
--spec texEnvi(Target, Pname, Param) -> ok when Target :: enum(),Pname :: enum(),Param :: integer().
+-spec texEnvi(Target, Pname, Param) -> 'ok' when Target :: enum(),Pname :: enum(),Param :: integer().
 texEnvi(Target,Pname,Param) ->
   cast(5253, <<Target:?GLenum,Pname:?GLenum,Param:?GLint>>).
 
@@ -6127,14 +6127,14 @@ texEnvi(Target,Pname,Param) ->
 %% replacement. The default value is `?GL_FALSE'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexEnv.xml">external</a> documentation.
--spec texEnvfv(Target, Pname, Params) -> ok when Target :: enum(),Pname :: enum(),Params :: tuple().
+-spec texEnvfv(Target, Pname, Params) -> 'ok' when Target :: enum(),Pname :: enum(),Params :: tuple().
 texEnvfv(Target,Pname,Params) ->
   cast(5254, <<Target:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLfloat>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link texEnvfv/3}
--spec texEnviv(Target, Pname, Params) -> ok when Target :: enum(),Pname :: enum(),Params :: tuple().
+-spec texEnviv(Target, Pname, Params) -> 'ok' when Target :: enum(),Pname :: enum(),Params :: tuple().
 texEnviv(Target,Pname,Params) ->
   cast(5255, <<Target:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLint>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
@@ -6447,26 +6447,26 @@ getTexEnviv(Target,Pname) ->
 %% to `?GL_REPEAT'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexParameter.xml">external</a> documentation.
--spec texParameterf(Target, Pname, Param) -> ok when Target :: enum(),Pname :: enum(),Param :: float().
+-spec texParameterf(Target, Pname, Param) -> 'ok' when Target :: enum(),Pname :: enum(),Param :: float().
 texParameterf(Target,Pname,Param) ->
   cast(5258, <<Target:?GLenum,Pname:?GLenum,Param:?GLfloat>>).
 
 %% @doc 
 %% See {@link texParameterf/3}
--spec texParameteri(Target, Pname, Param) -> ok when Target :: enum(),Pname :: enum(),Param :: integer().
+-spec texParameteri(Target, Pname, Param) -> 'ok' when Target :: enum(),Pname :: enum(),Param :: integer().
 texParameteri(Target,Pname,Param) ->
   cast(5259, <<Target:?GLenum,Pname:?GLenum,Param:?GLint>>).
 
 %% @doc 
 %% See {@link texParameterf/3}
--spec texParameterfv(Target, Pname, Params) -> ok when Target :: enum(),Pname :: enum(),Params :: tuple().
+-spec texParameterfv(Target, Pname, Params) -> 'ok' when Target :: enum(),Pname :: enum(),Params :: tuple().
 texParameterfv(Target,Pname,Params) ->
   cast(5260, <<Target:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLfloat>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link texParameterf/3}
--spec texParameteriv(Target, Pname, Params) -> ok when Target :: enum(),Pname :: enum(),Params :: tuple().
+-spec texParameteriv(Target, Pname, Params) -> 'ok' when Target :: enum(),Pname :: enum(),Params :: tuple().
 texParameteriv(Target,Pname,Params) ->
   cast(5261, <<Target:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLint>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
@@ -6743,7 +6743,7 @@ getTexLevelParameteriv(Target,Level,Pname) ->
 %% comparison. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexImage1D.xml">external</a> documentation.
--spec texImage1D(Target, Level, InternalFormat, Width, Border, Format, Type, Pixels) -> ok when Target :: enum(),Level :: integer(),InternalFormat :: integer(),Width :: integer(),Border :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
+-spec texImage1D(Target, Level, InternalFormat, Width, Border, Format, Type, Pixels) -> 'ok' when Target :: enum(),Level :: integer(),InternalFormat :: integer(),Width :: integer(),Border :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
 texImage1D(Target,Level,InternalFormat,Width,Border,Format,Type,Pixels) when  is_integer(Pixels) ->
   cast(5266, <<Target:?GLenum,Level:?GLint,InternalFormat:?GLint,Width:?GLsizei,Border:?GLint,Format:?GLenum,Type:?GLenum,Pixels:?GLuint>>);
 texImage1D(Target,Level,InternalFormat,Width,Border,Format,Type,Pixels) ->
@@ -6865,7 +6865,7 @@ texImage1D(Target,Level,InternalFormat,Width,Border,Format,Type,Pixels) ->
 %% comparison. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexImage2D.xml">external</a> documentation.
--spec texImage2D(Target, Level, InternalFormat, Width, Height, Border, Format, Type, Pixels) -> ok when Target :: enum(),Level :: integer(),InternalFormat :: integer(),Width :: integer(),Height :: integer(),Border :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
+-spec texImage2D(Target, Level, InternalFormat, Width, Height, Border, Format, Type, Pixels) -> 'ok' when Target :: enum(),Level :: integer(),InternalFormat :: integer(),Width :: integer(),Height :: integer(),Border :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
 texImage2D(Target,Level,InternalFormat,Width,Height,Border,Format,Type,Pixels) when  is_integer(Pixels) ->
   cast(5268, <<Target:?GLenum,Level:?GLint,InternalFormat:?GLint,Width:?GLsizei,Height:?GLsizei,Border:?GLint,Format:?GLenum,Type:?GLenum,Pixels:?GLuint>>);
 texImage2D(Target,Level,InternalFormat,Width,Height,Border,Format,Type,Pixels) ->
@@ -6910,7 +6910,7 @@ texImage2D(Target,Level,InternalFormat,Width,Height,Border,Format,Type,Pixels) -
 %% . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGetTexImage.xml">external</a> documentation.
--spec getTexImage(Target, Level, Format, Type, Pixels) -> ok when Target :: enum(),Level :: integer(),Format :: enum(),Type :: enum(),Pixels :: mem().
+-spec getTexImage(Target, Level, Format, Type, Pixels) -> 'ok' when Target :: enum(),Level :: integer(),Format :: enum(),Type :: enum(),Pixels :: mem().
 getTexImage(Target,Level,Format,Type,Pixels) ->
   send_bin(Pixels),
   call(5270, <<Target:?GLenum,Level:?GLint,Format:?GLenum,Type:?GLenum>>).
@@ -6943,7 +6943,7 @@ genTextures(N) ->
 %% textures. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteTextures.xml">external</a> documentation.
--spec deleteTextures(Textures) -> ok when Textures :: [integer()].
+-spec deleteTextures(Textures) -> 'ok' when Textures :: [integer()].
 deleteTextures(Textures) ->
   cast(5272, <<(length(Textures)):?GLuint,
         (<< <<C:?GLuint>> || C <- Textures>>)/binary,0:(((1+length(Textures)) rem 2)*32)>>).
@@ -6995,7 +6995,7 @@ deleteTextures(Textures) ->
 %% ,  {@link gl:texImage2D/9} ,  {@link gl:texImage3D/10}  or another similar function. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindTexture.xml">external</a> documentation.
--spec bindTexture(Target, Texture) -> ok when Target :: enum(),Texture :: integer().
+-spec bindTexture(Target, Texture) -> 'ok' when Target :: enum(),Texture :: integer().
 bindTexture(Target,Texture) ->
   cast(5273, <<Target:?GLenum,Texture:?GLuint>>).
 
@@ -7024,7 +7024,7 @@ bindTexture(Target,Texture) ->
 %% priority of a default texture. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPrioritizeTextures.xml">external</a> documentation.
--spec prioritizeTextures(Textures, Priorities) -> ok when Textures :: [integer()],Priorities :: [clamp()].
+-spec prioritizeTextures(Textures, Priorities) -> 'ok' when Textures :: [integer()],Priorities :: [clamp()].
 prioritizeTextures(Textures,Priorities) ->
   cast(5274, <<(length(Textures)):?GLuint,
         (<< <<C:?GLuint>> || C <- Textures>>)/binary,0:(((1+length(Textures)) rem 2)*32),(length(Priorities)):?GLuint,
@@ -7072,7 +7072,7 @@ isTexture(Texture) ->
 %% @doc glTexSubImage
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexSubImage.xml">external</a> documentation.
--spec texSubImage1D(Target, Level, Xoffset, Width, Format, Type, Pixels) -> ok when Target :: enum(),Level :: integer(),Xoffset :: integer(),Width :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
+-spec texSubImage1D(Target, Level, Xoffset, Width, Format, Type, Pixels) -> 'ok' when Target :: enum(),Level :: integer(),Xoffset :: integer(),Width :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
 texSubImage1D(Target,Level,Xoffset,Width,Format,Type,Pixels) when  is_integer(Pixels) ->
   cast(5277, <<Target:?GLenum,Level:?GLint,Xoffset:?GLint,Width:?GLsizei,Format:?GLenum,Type:?GLenum,Pixels:?GLuint>>);
 texSubImage1D(Target,Level,Xoffset,Width,Format,Type,Pixels) ->
@@ -7082,7 +7082,7 @@ texSubImage1D(Target,Level,Xoffset,Width,Format,Type,Pixels) ->
 %% @doc glTexSubImage
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexSubImage.xml">external</a> documentation.
--spec texSubImage2D(Target, Level, Xoffset, Yoffset, Width, Height, Format, Type, Pixels) -> ok when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),Width :: integer(),Height :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
+-spec texSubImage2D(Target, Level, Xoffset, Yoffset, Width, Height, Format, Type, Pixels) -> 'ok' when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),Width :: integer(),Height :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
 texSubImage2D(Target,Level,Xoffset,Yoffset,Width,Height,Format,Type,Pixels) when  is_integer(Pixels) ->
   cast(5279, <<Target:?GLenum,Level:?GLint,Xoffset:?GLint,Yoffset:?GLint,Width:?GLsizei,Height:?GLsizei,Format:?GLenum,Type:?GLenum,Pixels:?GLuint>>);
 texSubImage2D(Target,Level,Xoffset,Yoffset,Width,Height,Format,Type,Pixels) ->
@@ -7118,7 +7118,7 @@ texSubImage2D(Target,Level,Xoffset,Yoffset,Width,Height,Format,Type,Pixels) ->
 %% can be used to accomplish the conversion. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCopyTexImage1D.xml">external</a> documentation.
--spec copyTexImage1D(Target, Level, Internalformat, X, Y, Width, Border) -> ok when Target :: enum(),Level :: integer(),Internalformat :: enum(),X :: integer(),Y :: integer(),Width :: integer(),Border :: integer().
+-spec copyTexImage1D(Target, Level, Internalformat, X, Y, Width, Border) -> 'ok' when Target :: enum(),Level :: integer(),Internalformat :: enum(),X :: integer(),Y :: integer(),Width :: integer(),Border :: integer().
 copyTexImage1D(Target,Level,Internalformat,X,Y,Width,Border) ->
   cast(5281, <<Target:?GLenum,Level:?GLint,Internalformat:?GLenum,X:?GLint,Y:?GLint,Width:?GLsizei,Border:?GLint>>).
 
@@ -7149,7 +7149,7 @@ copyTexImage1D(Target,Level,Internalformat,X,Y,Width,Border) ->
 %% can be used to accomplish the conversion. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCopyTexImage2D.xml">external</a> documentation.
--spec copyTexImage2D(Target, Level, Internalformat, X, Y, Width, Height, Border) -> ok when Target :: enum(),Level :: integer(),Internalformat :: enum(),X :: integer(),Y :: integer(),Width :: integer(),Height :: integer(),Border :: integer().
+-spec copyTexImage2D(Target, Level, Internalformat, X, Y, Width, Height, Border) -> 'ok' when Target :: enum(),Level :: integer(),Internalformat :: enum(),X :: integer(),Y :: integer(),Width :: integer(),Height :: integer(),Border :: integer().
 copyTexImage2D(Target,Level,Internalformat,X,Y,Width,Height,Border) ->
   cast(5282, <<Target:?GLenum,Level:?GLint,Internalformat:?GLenum,X:?GLint,Y:?GLint,Width:?GLsizei,Height:?GLsizei,Border:?GLint>>).
 
@@ -7178,7 +7178,7 @@ copyTexImage2D(Target,Level,Internalformat,X,Y,Width,Height,Border) ->
 %% of the specified texture array or to texel values outside the specified subregion. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCopyTexSubImage1D.xml">external</a> documentation.
--spec copyTexSubImage1D(Target, Level, Xoffset, X, Y, Width) -> ok when Target :: enum(),Level :: integer(),Xoffset :: integer(),X :: integer(),Y :: integer(),Width :: integer().
+-spec copyTexSubImage1D(Target, Level, Xoffset, X, Y, Width) -> 'ok' when Target :: enum(),Level :: integer(),Xoffset :: integer(),X :: integer(),Y :: integer(),Width :: integer().
 copyTexSubImage1D(Target,Level,Xoffset,X,Y,Width) ->
   cast(5283, <<Target:?GLenum,Level:?GLint,Xoffset:?GLint,X:?GLint,Y:?GLint,Width:?GLsizei>>).
 
@@ -7211,14 +7211,14 @@ copyTexSubImage1D(Target,Level,Xoffset,X,Y,Width) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCopyTexSubImage2D.xml">external</a> documentation.
--spec copyTexSubImage2D(Target, Level, Xoffset, Yoffset, X, Y, Width, Height) -> ok when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),X :: integer(),Y :: integer(),Width :: integer(),Height :: integer().
+-spec copyTexSubImage2D(Target, Level, Xoffset, Yoffset, X, Y, Width, Height) -> 'ok' when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),X :: integer(),Y :: integer(),Width :: integer(),Height :: integer().
 copyTexSubImage2D(Target,Level,Xoffset,Yoffset,X,Y,Width,Height) ->
   cast(5284, <<Target:?GLenum,Level:?GLint,Xoffset:?GLint,Yoffset:?GLint,X:?GLint,Y:?GLint,Width:?GLsizei,Height:?GLsizei>>).
 
 %% @doc glMap
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMap.xml">external</a> documentation.
--spec map1d(Target, U1, U2, Stride, Order, Points) -> ok when Target :: enum(),U1 :: float(),U2 :: float(),Stride :: integer(),Order :: integer(),Points :: binary().
+-spec map1d(Target, U1, U2, Stride, Order, Points) -> 'ok' when Target :: enum(),U1 :: float(),U2 :: float(),Stride :: integer(),Order :: integer(),Points :: binary().
 map1d(Target,U1,U2,Stride,Order,Points) ->
   send_bin(Points),
   cast(5285, <<Target:?GLenum,0:32,U1:?GLdouble,U2:?GLdouble,Stride:?GLint,Order:?GLint>>).
@@ -7226,7 +7226,7 @@ map1d(Target,U1,U2,Stride,Order,Points) ->
 %% @doc glMap
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMap.xml">external</a> documentation.
--spec map1f(Target, U1, U2, Stride, Order, Points) -> ok when Target :: enum(),U1 :: float(),U2 :: float(),Stride :: integer(),Order :: integer(),Points :: binary().
+-spec map1f(Target, U1, U2, Stride, Order, Points) -> 'ok' when Target :: enum(),U1 :: float(),U2 :: float(),Stride :: integer(),Order :: integer(),Points :: binary().
 map1f(Target,U1,U2,Stride,Order,Points) ->
   send_bin(Points),
   cast(5286, <<Target:?GLenum,U1:?GLfloat,U2:?GLfloat,Stride:?GLint,Order:?GLint>>).
@@ -7234,7 +7234,7 @@ map1f(Target,U1,U2,Stride,Order,Points) ->
 %% @doc glMap
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMap.xml">external</a> documentation.
--spec map2d(Target, U1, U2, Ustride, Uorder, V1, V2, Vstride, Vorder, Points) -> ok when Target :: enum(),U1 :: float(),U2 :: float(),Ustride :: integer(),Uorder :: integer(),V1 :: float(),V2 :: float(),Vstride :: integer(),Vorder :: integer(),Points :: binary().
+-spec map2d(Target, U1, U2, Ustride, Uorder, V1, V2, Vstride, Vorder, Points) -> 'ok' when Target :: enum(),U1 :: float(),U2 :: float(),Ustride :: integer(),Uorder :: integer(),V1 :: float(),V2 :: float(),Vstride :: integer(),Vorder :: integer(),Points :: binary().
 map2d(Target,U1,U2,Ustride,Uorder,V1,V2,Vstride,Vorder,Points) ->
   send_bin(Points),
   cast(5287, <<Target:?GLenum,0:32,U1:?GLdouble,U2:?GLdouble,Ustride:?GLint,Uorder:?GLint,V1:?GLdouble,V2:?GLdouble,Vstride:?GLint,Vorder:?GLint>>).
@@ -7242,7 +7242,7 @@ map2d(Target,U1,U2,Ustride,Uorder,V1,V2,Vstride,Vorder,Points) ->
 %% @doc glMap
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMap.xml">external</a> documentation.
--spec map2f(Target, U1, U2, Ustride, Uorder, V1, V2, Vstride, Vorder, Points) -> ok when Target :: enum(),U1 :: float(),U2 :: float(),Ustride :: integer(),Uorder :: integer(),V1 :: float(),V2 :: float(),Vstride :: integer(),Vorder :: integer(),Points :: binary().
+-spec map2f(Target, U1, U2, Ustride, Uorder, V1, V2, Vstride, Vorder, Points) -> 'ok' when Target :: enum(),U1 :: float(),U2 :: float(),Ustride :: integer(),Uorder :: integer(),V1 :: float(),V2 :: float(),Vstride :: integer(),Vorder :: integer(),Points :: binary().
 map2f(Target,U1,U2,Ustride,Uorder,V1,V2,Vstride,Vorder,Points) ->
   send_bin(Points),
   cast(5288, <<Target:?GLenum,U1:?GLfloat,U2:?GLfloat,Ustride:?GLint,Uorder:?GLint,V1:?GLfloat,V2:?GLfloat,Vstride:?GLint,Vorder:?GLint>>).
@@ -7278,21 +7278,21 @@ map2f(Target,U1,U2,Ustride,Uorder,V1,V2,Vstride,Vorder,Points) ->
 %% to the nearest integer values. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGetMap.xml">external</a> documentation.
--spec getMapdv(Target, Query, V) -> ok when Target :: enum(),Query :: enum(),V :: mem().
+-spec getMapdv(Target, Query, V) -> 'ok' when Target :: enum(),Query :: enum(),V :: mem().
 getMapdv(Target,Query,V) ->
   send_bin(V),
   call(5289, <<Target:?GLenum,Query:?GLenum>>).
 
 %% @doc 
 %% See {@link getMapdv/3}
--spec getMapfv(Target, Query, V) -> ok when Target :: enum(),Query :: enum(),V :: mem().
+-spec getMapfv(Target, Query, V) -> 'ok' when Target :: enum(),Query :: enum(),V :: mem().
 getMapfv(Target,Query,V) ->
   send_bin(V),
   call(5290, <<Target:?GLenum,Query:?GLenum>>).
 
 %% @doc 
 %% See {@link getMapdv/3}
--spec getMapiv(Target, Query, V) -> ok when Target :: enum(),Query :: enum(),V :: mem().
+-spec getMapiv(Target, Query, V) -> 'ok' when Target :: enum(),Query :: enum(),V :: mem().
 getMapiv(Target,Query,V) ->
   send_bin(V),
   call(5291, <<Target:?GLenum,Query:?GLenum>>).
@@ -7343,42 +7343,42 @@ getMapiv(Target,Query,V) ->
 %% a normal map is enabled, no normal is generated for ``gl:evalCoord2'' commands. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glEvalCoord.xml">external</a> documentation.
--spec evalCoord1d(U) -> ok when U :: float().
+-spec evalCoord1d(U) -> 'ok' when U :: float().
 evalCoord1d(U) ->
   cast(5292, <<U:?GLdouble>>).
 
 %% @doc 
 %% See {@link evalCoord1d/1}
--spec evalCoord1f(U) -> ok when U :: float().
+-spec evalCoord1f(U) -> 'ok' when U :: float().
 evalCoord1f(U) ->
   cast(5293, <<U:?GLfloat>>).
 
 %% @equiv evalCoord1d(U)
--spec evalCoord1dv(U) -> ok when U :: {U :: float()}.
+-spec evalCoord1dv(U) -> 'ok' when U :: {U :: float()}.
 evalCoord1dv({U}) ->  evalCoord1d(U).
 
 %% @equiv evalCoord1f(U)
--spec evalCoord1fv(U) -> ok when U :: {U :: float()}.
+-spec evalCoord1fv(U) -> 'ok' when U :: {U :: float()}.
 evalCoord1fv({U}) ->  evalCoord1f(U).
 
 %% @doc 
 %% See {@link evalCoord1d/1}
--spec evalCoord2d(U, V) -> ok when U :: float(),V :: float().
+-spec evalCoord2d(U, V) -> 'ok' when U :: float(),V :: float().
 evalCoord2d(U,V) ->
   cast(5294, <<U:?GLdouble,V:?GLdouble>>).
 
 %% @doc 
 %% See {@link evalCoord1d/1}
--spec evalCoord2f(U, V) -> ok when U :: float(),V :: float().
+-spec evalCoord2f(U, V) -> 'ok' when U :: float(),V :: float().
 evalCoord2f(U,V) ->
   cast(5295, <<U:?GLfloat,V:?GLfloat>>).
 
 %% @equiv evalCoord2d(U,V)
--spec evalCoord2dv(U) -> ok when U :: {U :: float(),V :: float()}.
+-spec evalCoord2dv(U) -> 'ok' when U :: {U :: float(),V :: float()}.
 evalCoord2dv({U,V}) ->  evalCoord2d(U,V).
 
 %% @equiv evalCoord2f(U,V)
--spec evalCoord2fv(U) -> ok when U :: {U :: float(),V :: float()}.
+-spec evalCoord2fv(U) -> 'ok' when U :: {U :: float(),V :: float()}.
 evalCoord2fv({U,V}) ->  evalCoord2f(U,V).
 
 %% @doc Define a one- or two-dimensional mesh
@@ -7413,25 +7413,25 @@ evalCoord2fv({U,V}) ->  evalCoord2f(U,V).
 %% and  {@link gl:evalPoint1/1} . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMapGrid.xml">external</a> documentation.
--spec mapGrid1d(Un, U1, U2) -> ok when Un :: integer(),U1 :: float(),U2 :: float().
+-spec mapGrid1d(Un, U1, U2) -> 'ok' when Un :: integer(),U1 :: float(),U2 :: float().
 mapGrid1d(Un,U1,U2) ->
   cast(5296, <<Un:?GLint,0:32,U1:?GLdouble,U2:?GLdouble>>).
 
 %% @doc 
 %% See {@link mapGrid1d/3}
--spec mapGrid1f(Un, U1, U2) -> ok when Un :: integer(),U1 :: float(),U2 :: float().
+-spec mapGrid1f(Un, U1, U2) -> 'ok' when Un :: integer(),U1 :: float(),U2 :: float().
 mapGrid1f(Un,U1,U2) ->
   cast(5297, <<Un:?GLint,U1:?GLfloat,U2:?GLfloat>>).
 
 %% @doc 
 %% See {@link mapGrid1d/3}
--spec mapGrid2d(Un, U1, U2, Vn, V1, V2) -> ok when Un :: integer(),U1 :: float(),U2 :: float(),Vn :: integer(),V1 :: float(),V2 :: float().
+-spec mapGrid2d(Un, U1, U2, Vn, V1, V2) -> 'ok' when Un :: integer(),U1 :: float(),U2 :: float(),Vn :: integer(),V1 :: float(),V2 :: float().
 mapGrid2d(Un,U1,U2,Vn,V1,V2) ->
   cast(5298, <<Un:?GLint,0:32,U1:?GLdouble,U2:?GLdouble,Vn:?GLint,0:32,V1:?GLdouble,V2:?GLdouble>>).
 
 %% @doc 
 %% See {@link mapGrid1d/3}
--spec mapGrid2f(Un, U1, U2, Vn, V1, V2) -> ok when Un :: integer(),U1 :: float(),U2 :: float(),Vn :: integer(),V1 :: float(),V2 :: float().
+-spec mapGrid2f(Un, U1, U2, Vn, V1, V2) -> 'ok' when Un :: integer(),U1 :: float(),U2 :: float(),Vn :: integer(),V1 :: float(),V2 :: float().
 mapGrid2f(Un,U1,U2,Vn,V1,V2) ->
   cast(5299, <<Un:?GLint,U1:?GLfloat,U2:?GLfloat,Vn:?GLint,V1:?GLfloat,V2:?GLfloat>>).
 
@@ -7460,13 +7460,13 @@ mapGrid2f(Un,U1,U2,Vn,V1,V2) ->
 %% if   j=m, then the value computed from  j.&amp;Delta; v+v 1 is exactly   v 2. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glEvalPoint.xml">external</a> documentation.
--spec evalPoint1(I) -> ok when I :: integer().
+-spec evalPoint1(I) -> 'ok' when I :: integer().
 evalPoint1(I) ->
   cast(5300, <<I:?GLint>>).
 
 %% @doc 
 %% See {@link evalPoint1/1}
--spec evalPoint2(I, J) -> ok when I :: integer(),J :: integer().
+-spec evalPoint2(I, J) -> 'ok' when I :: integer(),J :: integer().
 evalPoint2(I,J) ->
   cast(5301, <<I:?GLint,J:?GLint>>).
 
@@ -7525,13 +7525,13 @@ evalPoint2(I,J) ->
 %% computed from  j.&amp;Delta; v+v 1 is exactly   v 2. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glEvalMesh.xml">external</a> documentation.
--spec evalMesh1(Mode, I1, I2) -> ok when Mode :: enum(),I1 :: integer(),I2 :: integer().
+-spec evalMesh1(Mode, I1, I2) -> 'ok' when Mode :: enum(),I1 :: integer(),I2 :: integer().
 evalMesh1(Mode,I1,I2) ->
   cast(5302, <<Mode:?GLenum,I1:?GLint,I2:?GLint>>).
 
 %% @doc 
 %% See {@link evalMesh1/3}
--spec evalMesh2(Mode, I1, I2, J1, J2) -> ok when Mode :: enum(),I1 :: integer(),I2 :: integer(),J1 :: integer(),J2 :: integer().
+-spec evalMesh2(Mode, I1, I2, J1, J2) -> 'ok' when Mode :: enum(),I1 :: integer(),I2 :: integer(),J1 :: integer(),J2 :: integer().
 evalMesh2(Mode,I1,I2,J1,J2) ->
   cast(5303, <<Mode:?GLenum,I1:?GLint,I2:?GLint,J1:?GLint,J2:?GLint>>).
 
@@ -7601,26 +7601,26 @@ evalMesh2(Mode,I1,I2,J1,J2) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glFog.xml">external</a> documentation.
--spec fogf(Pname, Param) -> ok when Pname :: enum(),Param :: float().
+-spec fogf(Pname, Param) -> 'ok' when Pname :: enum(),Param :: float().
 fogf(Pname,Param) ->
   cast(5304, <<Pname:?GLenum,Param:?GLfloat>>).
 
 %% @doc 
 %% See {@link fogf/2}
--spec fogi(Pname, Param) -> ok when Pname :: enum(),Param :: integer().
+-spec fogi(Pname, Param) -> 'ok' when Pname :: enum(),Param :: integer().
 fogi(Pname,Param) ->
   cast(5305, <<Pname:?GLenum,Param:?GLint>>).
 
 %% @doc 
 %% See {@link fogf/2}
--spec fogfv(Pname, Params) -> ok when Pname :: enum(),Params :: tuple().
+-spec fogfv(Pname, Params) -> 'ok' when Pname :: enum(),Params :: tuple().
 fogfv(Pname,Params) ->
   cast(5306, <<Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLfloat>> ||C <- tuple_to_list(Params)>>)/binary,0:(((0+size(Params)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link fogf/2}
--spec fogiv(Pname, Params) -> ok when Pname :: enum(),Params :: tuple().
+-spec fogiv(Pname, Params) -> 'ok' when Pname :: enum(),Params :: tuple().
 fogiv(Pname,Params) ->
   cast(5307, <<Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLint>> ||C <- tuple_to_list(Params)>>)/binary,0:(((0+size(Params)) rem 2)*32)>>).
@@ -7733,7 +7733,7 @@ fogiv(Pname,Params) ->
 %% by the texture matrix. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glFeedbackBuffer.xml">external</a> documentation.
--spec feedbackBuffer(Size, Type, Buffer) -> ok when Size :: integer(),Type :: enum(),Buffer :: mem().
+-spec feedbackBuffer(Size, Type, Buffer) -> 'ok' when Size :: integer(),Type :: enum(),Buffer :: mem().
 feedbackBuffer(Size,Type,Buffer) ->
   send_bin(Buffer),
   call(5308, <<Size:?GLsizei,Type:?GLenum>>).
@@ -7752,7 +7752,7 @@ feedbackBuffer(Size,Type,Buffer) ->
 %%  commands with respect to the specification of graphics primitives is maintained. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPassThrough.xml">external</a> documentation.
--spec passThrough(Token) -> ok when Token :: float().
+-spec passThrough(Token) -> 'ok' when Token :: float().
 passThrough(Token) ->
   cast(5309, <<Token:?GLfloat>>).
 
@@ -7797,7 +7797,7 @@ passThrough(Token) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glSelectBuffer.xml">external</a> documentation.
--spec selectBuffer(Size, Buffer) -> ok when Size :: integer(),Buffer :: mem().
+-spec selectBuffer(Size, Buffer) -> 'ok' when Size :: integer(),Buffer :: mem().
 selectBuffer(Size,Buffer) ->
   send_bin(Buffer),
   call(5310, <<Size:?GLsizei>>).
@@ -7812,7 +7812,7 @@ selectBuffer(Size,Buffer) ->
 %%  while the render mode is not `?GL_SELECT' are ignored. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glInitNames.xml">external</a> documentation.
--spec initNames() -> ok.
+-spec initNames() -> 'ok'.
 initNames() ->
   cast(5311, <<>>).
 
@@ -7828,7 +7828,7 @@ initNames() ->
 %%  while the render mode is not `?GL_SELECT' are ignored. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLoadName.xml">external</a> documentation.
--spec loadName(Name) -> ok when Name :: integer().
+-spec loadName(Name) -> 'ok' when Name :: integer().
 loadName(Name) ->
   cast(5312, <<Name:?GLuint>>).
 
@@ -7852,13 +7852,13 @@ loadName(Name) ->
 %%  or  {@link gl:pushName/1}  while the render mode is not `?GL_SELECT' are ignored. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPushName.xml">external</a> documentation.
--spec pushName(Name) -> ok when Name :: integer().
+-spec pushName(Name) -> 'ok' when Name :: integer().
 pushName(Name) ->
   cast(5313, <<Name:?GLuint>>).
 
 %% @doc 
 %% See {@link pushName/1}
--spec popName() -> ok.
+-spec popName() -> 'ok'.
 popName() ->
   cast(5314, <<>>).
 
@@ -7870,7 +7870,7 @@ popName() ->
 %%  is set to (0, 0, 0, 0). 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBlendColor.xml">external</a> documentation.
--spec blendColor(Red, Green, Blue, Alpha) -> ok when Red :: clamp(),Green :: clamp(),Blue :: clamp(),Alpha :: clamp().
+-spec blendColor(Red, Green, Blue, Alpha) -> 'ok' when Red :: clamp(),Green :: clamp(),Blue :: clamp(),Alpha :: clamp().
 blendColor(Red,Green,Blue,Alpha) ->
   cast(5315, <<Red:?GLclampf,Green:?GLclampf,Blue:?GLclampf,Alpha:?GLclampf>>).
 
@@ -7911,7 +7911,7 @@ blendColor(Red,Green,Blue,Alpha) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBlendEquation.xml">external</a> documentation.
--spec blendEquation(Mode) -> ok when Mode :: enum().
+-spec blendEquation(Mode) -> 'ok' when Mode :: enum().
 blendEquation(Mode) ->
   cast(5316, <<Mode:?GLenum>>).
 
@@ -7940,7 +7940,7 @@ blendEquation(Mode) ->
 %% their previous values. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawRangeElements.xml">external</a> documentation.
--spec drawRangeElements(Mode, Start, End, Count, Type, Indices) -> ok when Mode :: enum(),Start :: integer(),End :: integer(),Count :: integer(),Type :: enum(),Indices :: offset()|mem().
+-spec drawRangeElements(Mode, Start, End, Count, Type, Indices) -> 'ok' when Mode :: enum(),Start :: integer(),End :: integer(),Count :: integer(),Type :: enum(),Indices :: offset()|mem().
 drawRangeElements(Mode,Start,End,Count,Type,Indices) when  is_integer(Indices) ->
   cast(5317, <<Mode:?GLenum,Start:?GLuint,End:?GLuint,Count:?GLsizei,Type:?GLenum,Indices:?GLuint>>);
 drawRangeElements(Mode,Start,End,Count,Type,Indices) ->
@@ -8048,7 +8048,7 @@ drawRangeElements(Mode,Start,End,Count,Type,Indices) ->
 %% uses the R, G, and B values. A four-component image uses all of the RGBA components. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexImage3D.xml">external</a> documentation.
--spec texImage3D(Target, Level, InternalFormat, Width, Height, Depth, Border, Format, Type, Pixels) -> ok when Target :: enum(),Level :: integer(),InternalFormat :: integer(),Width :: integer(),Height :: integer(),Depth :: integer(),Border :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
+-spec texImage3D(Target, Level, InternalFormat, Width, Height, Depth, Border, Format, Type, Pixels) -> 'ok' when Target :: enum(),Level :: integer(),InternalFormat :: integer(),Width :: integer(),Height :: integer(),Depth :: integer(),Border :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
 texImage3D(Target,Level,InternalFormat,Width,Height,Depth,Border,Format,Type,Pixels) when  is_integer(Pixels) ->
   cast(5319, <<Target:?GLenum,Level:?GLint,InternalFormat:?GLint,Width:?GLsizei,Height:?GLsizei,Depth:?GLsizei,Border:?GLint,Format:?GLenum,Type:?GLenum,Pixels:?GLuint>>);
 texImage3D(Target,Level,InternalFormat,Width,Height,Depth,Border,Format,Type,Pixels) ->
@@ -8058,7 +8058,7 @@ texImage3D(Target,Level,InternalFormat,Width,Height,Depth,Border,Format,Type,Pix
 %% @doc glTexSubImage
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexSubImage.xml">external</a> documentation.
--spec texSubImage3D(Target, Level, Xoffset, Yoffset, Zoffset, Width, Height, Depth, Format, Type, Pixels) -> ok when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),Zoffset :: integer(),Width :: integer(),Height :: integer(),Depth :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
+-spec texSubImage3D(Target, Level, Xoffset, Yoffset, Zoffset, Width, Height, Depth, Format, Type, Pixels) -> 'ok' when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),Zoffset :: integer(),Width :: integer(),Height :: integer(),Depth :: integer(),Format :: enum(),Type :: enum(),Pixels :: offset()|mem().
 texSubImage3D(Target,Level,Xoffset,Yoffset,Zoffset,Width,Height,Depth,Format,Type,Pixels) when  is_integer(Pixels) ->
   cast(5321, <<Target:?GLenum,Level:?GLint,Xoffset:?GLint,Yoffset:?GLint,Zoffset:?GLint,Width:?GLsizei,Height:?GLsizei,Depth:?GLsizei,Format:?GLenum,Type:?GLenum,Pixels:?GLuint>>);
 texSubImage3D(Target,Level,Xoffset,Yoffset,Zoffset,Width,Height,Depth,Format,Type,Pixels) ->
@@ -8095,7 +8095,7 @@ texSubImage3D(Target,Level,Xoffset,Yoffset,Zoffset,Width,Height,Depth,Format,Typ
 %% the specified subregion. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCopyTexSubImage3D.xml">external</a> documentation.
--spec copyTexSubImage3D(Target, Level, Xoffset, Yoffset, Zoffset, X, Y, Width, Height) -> ok when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),Zoffset :: integer(),X :: integer(),Y :: integer(),Width :: integer(),Height :: integer().
+-spec copyTexSubImage3D(Target, Level, Xoffset, Yoffset, Zoffset, X, Y, Width, Height) -> 'ok' when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),Zoffset :: integer(),X :: integer(),Y :: integer(),Width :: integer(),Height :: integer().
 copyTexSubImage3D(Target,Level,Xoffset,Yoffset,Zoffset,X,Y,Width,Height) ->
   cast(5323, <<Target:?GLenum,Level:?GLint,Xoffset:?GLint,Yoffset:?GLint,Zoffset:?GLint,X:?GLint,Y:?GLint,Width:?GLsizei,Height:?GLsizei>>).
 
@@ -8195,7 +8195,7 @@ copyTexSubImage3D(Target,Level,Xoffset,Yoffset,Zoffset,X,Y,Width,Height) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glColorTable.xml">external</a> documentation.
--spec colorTable(Target, Internalformat, Width, Format, Type, Table) -> ok when Target :: enum(),Internalformat :: enum(),Width :: integer(),Format :: enum(),Type :: enum(),Table :: offset()|mem().
+-spec colorTable(Target, Internalformat, Width, Format, Type, Table) -> 'ok' when Target :: enum(),Internalformat :: enum(),Width :: integer(),Format :: enum(),Type :: enum(),Table :: offset()|mem().
 colorTable(Target,Internalformat,Width,Format,Type,Table) when  is_integer(Table) ->
   cast(5324, <<Target:?GLenum,Internalformat:?GLenum,Width:?GLsizei,Format:?GLenum,Type:?GLenum,Table:?GLuint>>);
 colorTable(Target,Internalformat,Width,Format,Type,Table) ->
@@ -8220,13 +8220,13 @@ colorTable(Target,Internalformat,Width,Format,Type,Table) ->
 %%  The color tables themselves are specified by calling  {@link gl:colorTable/6} . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glColorTableParameter.xml">external</a> documentation.
--spec colorTableParameterfv(Target, Pname, Params) -> ok when Target :: enum(),Pname :: enum(),Params :: {float(),float(),float(),float()}.
+-spec colorTableParameterfv(Target, Pname, Params) -> 'ok' when Target :: enum(),Pname :: enum(),Params :: {float(),float(),float(),float()}.
 colorTableParameterfv(Target,Pname,{P1,P2,P3,P4}) ->
   cast(5326, <<Target:?GLenum,Pname:?GLenum,P1:?GLfloat,P2:?GLfloat,P3:?GLfloat,P4:?GLfloat>>).
 
 %% @doc 
 %% See {@link colorTableParameterfv/3}
--spec colorTableParameteriv(Target, Pname, Params) -> ok when Target :: enum(),Pname :: enum(),Params :: {integer(),integer(),integer(),integer()}.
+-spec colorTableParameteriv(Target, Pname, Params) -> 'ok' when Target :: enum(),Pname :: enum(),Params :: {integer(),integer(),integer(),integer()}.
 colorTableParameteriv(Target,Pname,{P1,P2,P3,P4}) ->
   cast(5327, <<Target:?GLenum,Pname:?GLenum,P1:?GLint,P2:?GLint,P3:?GLint,P4:?GLint>>).
 
@@ -8270,7 +8270,7 @@ colorTableParameteriv(Target,Pname,{P1,P2,P3,P4}) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCopyColorTable.xml">external</a> documentation.
--spec copyColorTable(Target, Internalformat, X, Y, Width) -> ok when Target :: enum(),Internalformat :: enum(),X :: integer(),Y :: integer(),Width :: integer().
+-spec copyColorTable(Target, Internalformat, X, Y, Width) -> 'ok' when Target :: enum(),Internalformat :: enum(),X :: integer(),Y :: integer(),Width :: integer().
 copyColorTable(Target,Internalformat,X,Y,Width) ->
   cast(5328, <<Target:?GLenum,Internalformat:?GLenum,X:?GLint,Y:?GLint,Width:?GLsizei>>).
 
@@ -8295,7 +8295,7 @@ copyColorTable(Target,Internalformat,X,Y,Width) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGetColorTable.xml">external</a> documentation.
--spec getColorTable(Target, Format, Type, Table) -> ok when Target :: enum(),Format :: enum(),Type :: enum(),Table :: mem().
+-spec getColorTable(Target, Format, Type, Table) -> 'ok' when Target :: enum(),Format :: enum(),Type :: enum(),Table :: mem().
 getColorTable(Target,Format,Type,Table) ->
   send_bin(Table),
   call(5329, <<Target:?GLenum,Format:?GLenum,Type:?GLenum>>).
@@ -8358,7 +8358,7 @@ getColorTableParameteriv(Target,Pname) ->
 %% is treated as a byte offset into the buffer object's data store. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glColorSubTable.xml">external</a> documentation.
--spec colorSubTable(Target, Start, Count, Format, Type, Data) -> ok when Target :: enum(),Start :: integer(),Count :: integer(),Format :: enum(),Type :: enum(),Data :: offset()|mem().
+-spec colorSubTable(Target, Start, Count, Format, Type, Data) -> 'ok' when Target :: enum(),Start :: integer(),Count :: integer(),Format :: enum(),Type :: enum(),Data :: offset()|mem().
 colorSubTable(Target,Start,Count,Format,Type,Data) when  is_integer(Data) ->
   cast(5332, <<Target:?GLenum,Start:?GLsizei,Count:?GLsizei,Format:?GLenum,Type:?GLenum,Data:?GLuint>>);
 colorSubTable(Target,Start,Count,Format,Type,Data) ->
@@ -8375,7 +8375,7 @@ colorSubTable(Target,Start,Count,Format,Type,Data) ->
 %% has no effect. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCopyColorSubTable.xml">external</a> documentation.
--spec copyColorSubTable(Target, Start, X, Y, Width) -> ok when Target :: enum(),Start :: integer(),X :: integer(),Y :: integer(),Width :: integer().
+-spec copyColorSubTable(Target, Start, X, Y, Width) -> 'ok' when Target :: enum(),Start :: integer(),X :: integer(),Y :: integer(),Width :: integer().
 copyColorSubTable(Target,Start,X,Y,Width) ->
   cast(5334, <<Target:?GLenum,Start:?GLsizei,X:?GLint,Y:?GLint,Width:?GLsizei>>).
 
@@ -8428,7 +8428,7 @@ copyColorSubTable(Target,Start,X,Y,Width) ->
 %% set by  {@link gl:pixelTransferf/2} . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glConvolutionFilter1D.xml">external</a> documentation.
--spec convolutionFilter1D(Target, Internalformat, Width, Format, Type, Image) -> ok when Target :: enum(),Internalformat :: enum(),Width :: integer(),Format :: enum(),Type :: enum(),Image :: offset()|mem().
+-spec convolutionFilter1D(Target, Internalformat, Width, Format, Type, Image) -> 'ok' when Target :: enum(),Internalformat :: enum(),Width :: integer(),Format :: enum(),Type :: enum(),Image :: offset()|mem().
 convolutionFilter1D(Target,Internalformat,Width,Format,Type,Image) when  is_integer(Image) ->
   cast(5335, <<Target:?GLenum,Internalformat:?GLenum,Width:?GLsizei,Format:?GLenum,Type:?GLenum,Image:?GLuint>>);
 convolutionFilter1D(Target,Internalformat,Width,Format,Type,Image) ->
@@ -8485,7 +8485,7 @@ convolutionFilter1D(Target,Internalformat,Width,Format,Type,Image) ->
 %% set by  {@link gl:pixelTransferf/2} . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glConvolutionFilter2D.xml">external</a> documentation.
--spec convolutionFilter2D(Target, Internalformat, Width, Height, Format, Type, Image) -> ok when Target :: enum(),Internalformat :: enum(),Width :: integer(),Height :: integer(),Format :: enum(),Type :: enum(),Image :: offset()|mem().
+-spec convolutionFilter2D(Target, Internalformat, Width, Height, Format, Type, Image) -> 'ok' when Target :: enum(),Internalformat :: enum(),Width :: integer(),Height :: integer(),Format :: enum(),Type :: enum(),Image :: offset()|mem().
 convolutionFilter2D(Target,Internalformat,Width,Height,Format,Type,Image) when  is_integer(Image) ->
   cast(5337, <<Target:?GLenum,Internalformat:?GLenum,Width:?GLsizei,Height:?GLsizei,Format:?GLenum,Type:?GLenum,Image:?GLuint>>);
 convolutionFilter2D(Target,Internalformat,Width,Height,Format,Type,Image) ->
@@ -8526,24 +8526,24 @@ convolutionFilter2D(Target,Internalformat,Width,Height,Format,Type,Image) ->
 %% image were replicated. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glConvolutionParameter.xml">external</a> documentation.
--spec convolutionParameterf(Target, Pname, Params) -> ok when Target :: enum(),Pname :: enum(),Params :: tuple().
+-spec convolutionParameterf(Target, Pname, Params) -> 'ok' when Target :: enum(),Pname :: enum(),Params :: tuple().
 convolutionParameterf(Target,Pname,Params) ->
   cast(5339, <<Target:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLfloat>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
 
 %% @equiv convolutionParameterf(Target,Pname,Params)
--spec convolutionParameterfv(Target :: enum(),Pname :: enum(),Params) -> ok when Params :: {Params :: tuple()}.
+-spec convolutionParameterfv(Target :: enum(),Pname :: enum(),Params) -> 'ok' when Params :: {Params :: tuple()}.
 convolutionParameterfv(Target,Pname,{Params}) ->  convolutionParameterf(Target,Pname,Params).
 
 %% @doc 
 %% See {@link convolutionParameterf/3}
--spec convolutionParameteri(Target, Pname, Params) -> ok when Target :: enum(),Pname :: enum(),Params :: tuple().
+-spec convolutionParameteri(Target, Pname, Params) -> 'ok' when Target :: enum(),Pname :: enum(),Params :: tuple().
 convolutionParameteri(Target,Pname,Params) ->
   cast(5340, <<Target:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLint>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
 
 %% @equiv convolutionParameteri(Target,Pname,Params)
--spec convolutionParameteriv(Target :: enum(),Pname :: enum(),Params) -> ok when Params :: {Params :: tuple()}.
+-spec convolutionParameteriv(Target :: enum(),Pname :: enum(),Params) -> 'ok' when Params :: {Params :: tuple()}.
 convolutionParameteriv(Target,Pname,{Params}) ->  convolutionParameteri(Target,Pname,Params).
 
 %% @doc Copy pixels into a one-dimensional convolution filter
@@ -8595,7 +8595,7 @@ convolutionParameteriv(Target,Pname,{Params}) ->  convolutionParameteri(Target,P
 %% set by  {@link gl:pixelTransferf/2} . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCopyConvolutionFilter1D.xml">external</a> documentation.
--spec copyConvolutionFilter1D(Target, Internalformat, X, Y, Width) -> ok when Target :: enum(),Internalformat :: enum(),X :: integer(),Y :: integer(),Width :: integer().
+-spec copyConvolutionFilter1D(Target, Internalformat, X, Y, Width) -> 'ok' when Target :: enum(),Internalformat :: enum(),X :: integer(),Y :: integer(),Width :: integer().
 copyConvolutionFilter1D(Target,Internalformat,X,Y,Width) ->
   cast(5341, <<Target:?GLenum,Internalformat:?GLenum,X:?GLint,Y:?GLint,Width:?GLsizei>>).
 
@@ -8649,7 +8649,7 @@ copyConvolutionFilter1D(Target,Internalformat,X,Y,Width) ->
 %% set by  {@link gl:pixelTransferf/2} . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCopyConvolutionFilter2D.xml">external</a> documentation.
--spec copyConvolutionFilter2D(Target, Internalformat, X, Y, Width, Height) -> ok when Target :: enum(),Internalformat :: enum(),X :: integer(),Y :: integer(),Width :: integer(),Height :: integer().
+-spec copyConvolutionFilter2D(Target, Internalformat, X, Y, Width, Height) -> 'ok' when Target :: enum(),Internalformat :: enum(),X :: integer(),Y :: integer(),Width :: integer(),Height :: integer().
 copyConvolutionFilter2D(Target,Internalformat,X,Y,Width,Height) ->
   cast(5342, <<Target:?GLenum,Internalformat:?GLenum,X:?GLint,Y:?GLint,Width:?GLsizei,Height:?GLsizei>>).
 
@@ -8675,7 +8675,7 @@ copyConvolutionFilter2D(Target,Internalformat,X,Y,Width,Height) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGetConvolutionFilter.xml">external</a> documentation.
--spec getConvolutionFilter(Target, Format, Type, Image) -> ok when Target :: enum(),Format :: enum(),Type :: enum(),Image :: mem().
+-spec getConvolutionFilter(Target, Format, Type, Image) -> 'ok' when Target :: enum(),Format :: enum(),Type :: enum(),Image :: mem().
 getConvolutionFilter(Target,Format,Type,Image) ->
   send_bin(Image),
   call(5343, <<Target:?GLenum,Format:?GLenum,Type:?GLenum>>).
@@ -8775,7 +8775,7 @@ getConvolutionParameteriv(Target,Pname) ->
 %% set by  {@link gl:pixelTransferf/2} . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glSeparableFilter2D.xml">external</a> documentation.
--spec separableFilter2D(Target, Internalformat, Width, Height, Format, Type, Row, Column) -> ok when Target :: enum(),Internalformat :: enum(),Width :: integer(),Height :: integer(),Format :: enum(),Type :: enum(),Row :: offset()|mem(),Column :: offset()|mem().
+-spec separableFilter2D(Target, Internalformat, Width, Height, Format, Type, Row, Column) -> 'ok' when Target :: enum(),Internalformat :: enum(),Width :: integer(),Height :: integer(),Format :: enum(),Type :: enum(),Row :: offset()|mem(),Column :: offset()|mem().
 separableFilter2D(Target,Internalformat,Width,Height,Format,Type,Row,Column) when  is_integer(Row), is_integer(Column) ->
   cast(5346, <<Target:?GLenum,Internalformat:?GLenum,Width:?GLsizei,Height:?GLsizei,Format:?GLenum,Type:?GLenum,Row:?GLuint,Column:?GLuint>>);
 separableFilter2D(Target,Internalformat,Width,Height,Format,Type,Row,Column) ->
@@ -8804,7 +8804,7 @@ separableFilter2D(Target,Internalformat,Width,Height,Format,Type,Row,Column) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGetHistogram.xml">external</a> documentation.
--spec getHistogram(Target, Reset, Format, Type, Values) -> ok when Target :: enum(),Reset :: 0|1,Format :: enum(),Type :: enum(),Values :: mem().
+-spec getHistogram(Target, Reset, Format, Type, Values) -> 'ok' when Target :: enum(),Reset :: 0|1,Format :: enum(),Type :: enum(),Values :: mem().
 getHistogram(Target,Reset,Format,Type,Values) ->
   send_bin(Values),
   call(5348, <<Target:?GLenum,Reset:?GLboolean,0:24,Format:?GLenum,Type:?GLenum>>).
@@ -8868,7 +8868,7 @@ getHistogramParameteriv(Target,Pname) ->
 %% are not modified, even if  `Reset'  is `?GL_TRUE'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGetMinmax.xml">external</a> documentation.
--spec getMinmax(Target, Reset, Format, Types, Values) -> ok when Target :: enum(),Reset :: 0|1,Format :: enum(),Types :: enum(),Values :: mem().
+-spec getMinmax(Target, Reset, Format, Types, Values) -> 'ok' when Target :: enum(),Reset :: 0|1,Format :: enum(),Types :: enum(),Values :: mem().
 getMinmax(Target,Reset,Format,Types,Values) ->
   send_bin(Values),
   call(5351, <<Target:?GLenum,Reset:?GLboolean,0:24,Format:?GLenum,Types:?GLenum>>).
@@ -8926,7 +8926,7 @@ getMinmaxParameteriv(Target,Pname) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glHistogram.xml">external</a> documentation.
--spec histogram(Target, Width, Internalformat, Sink) -> ok when Target :: enum(),Width :: integer(),Internalformat :: enum(),Sink :: 0|1.
+-spec histogram(Target, Width, Internalformat, Sink) -> 'ok' when Target :: enum(),Width :: integer(),Internalformat :: enum(),Sink :: 0|1.
 histogram(Target,Width,Internalformat,Sink) ->
   cast(5354, <<Target:?GLenum,Width:?GLsizei,Internalformat:?GLenum,Sink:?GLboolean>>).
 
@@ -8955,7 +8955,7 @@ histogram(Target,Width,Internalformat,Sink) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMinmax.xml">external</a> documentation.
--spec minmax(Target, Internalformat, Sink) -> ok when Target :: enum(),Internalformat :: enum(),Sink :: 0|1.
+-spec minmax(Target, Internalformat, Sink) -> 'ok' when Target :: enum(),Internalformat :: enum(),Sink :: 0|1.
 minmax(Target,Internalformat,Sink) ->
   cast(5355, <<Target:?GLenum,Internalformat:?GLenum,Sink:?GLboolean>>).
 
@@ -8964,7 +8964,7 @@ minmax(Target,Internalformat,Sink) ->
 %% ``gl:resetHistogram'' resets all the elements of the current histogram table to zero. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glResetHistogram.xml">external</a> documentation.
--spec resetHistogram(Target) -> ok when Target :: enum().
+-spec resetHistogram(Target) -> 'ok' when Target :: enum().
 resetHistogram(Target) ->
   cast(5356, <<Target:?GLenum>>).
 
@@ -8975,7 +8975,7 @@ resetHistogram(Target) ->
 %% ``minimum'' element receives the maximum possible component values. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glResetMinmax.xml">external</a> documentation.
--spec resetMinmax(Target) -> ok when Target :: enum().
+-spec resetMinmax(Target) -> 'ok' when Target :: enum().
 resetMinmax(Target) ->
   cast(5357, <<Target:?GLenum>>).
 
@@ -8986,7 +8986,7 @@ resetMinmax(Target) ->
 %% but must be at least 80. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glActiveTexture.xml">external</a> documentation.
--spec activeTexture(Texture) -> ok when Texture :: enum().
+-spec activeTexture(Texture) -> 'ok' when Texture :: enum().
 activeTexture(Texture) ->
   cast(5358, <<Texture:?GLenum>>).
 
@@ -9012,7 +9012,7 @@ activeTexture(Texture) ->
 %% on each sample. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glSampleCoverage.xml">external</a> documentation.
--spec sampleCoverage(Value, Invert) -> ok when Value :: clamp(),Invert :: 0|1.
+-spec sampleCoverage(Value, Invert) -> 'ok' when Value :: clamp(),Invert :: 0|1.
 sampleCoverage(Value,Invert) ->
   cast(5359, <<Value:?GLclampf,Invert:?GLboolean>>).
 
@@ -9070,7 +9070,7 @@ sampleCoverage(Value,Invert) ->
 %%  b s×|width b/w|×|height b/h|×|depth b/d|
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCompressedTexImage3D.xml">external</a> documentation.
--spec compressedTexImage3D(Target, Level, Internalformat, Width, Height, Depth, Border, ImageSize, Data) -> ok when Target :: enum(),Level :: integer(),Internalformat :: enum(),Width :: integer(),Height :: integer(),Depth :: integer(),Border :: integer(),ImageSize :: integer(),Data :: offset()|mem().
+-spec compressedTexImage3D(Target, Level, Internalformat, Width, Height, Depth, Border, ImageSize, Data) -> 'ok' when Target :: enum(),Level :: integer(),Internalformat :: enum(),Width :: integer(),Height :: integer(),Depth :: integer(),Border :: integer(),ImageSize :: integer(),Data :: offset()|mem().
 compressedTexImage3D(Target,Level,Internalformat,Width,Height,Depth,Border,ImageSize,Data) when  is_integer(Data) ->
   cast(5360, <<Target:?GLenum,Level:?GLint,Internalformat:?GLenum,Width:?GLsizei,Height:?GLsizei,Depth:?GLsizei,Border:?GLint,ImageSize:?GLsizei,Data:?GLuint>>);
 compressedTexImage3D(Target,Level,Internalformat,Width,Height,Depth,Border,ImageSize,Data) ->
@@ -9132,7 +9132,7 @@ compressedTexImage3D(Target,Level,Internalformat,Width,Height,Depth,Border,Image
 %%  b s×|width b/w|×|height b/h|
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCompressedTexImage2D.xml">external</a> documentation.
--spec compressedTexImage2D(Target, Level, Internalformat, Width, Height, Border, ImageSize, Data) -> ok when Target :: enum(),Level :: integer(),Internalformat :: enum(),Width :: integer(),Height :: integer(),Border :: integer(),ImageSize :: integer(),Data :: offset()|mem().
+-spec compressedTexImage2D(Target, Level, Internalformat, Width, Height, Border, ImageSize, Data) -> 'ok' when Target :: enum(),Level :: integer(),Internalformat :: enum(),Width :: integer(),Height :: integer(),Border :: integer(),ImageSize :: integer(),Data :: offset()|mem().
 compressedTexImage2D(Target,Level,Internalformat,Width,Height,Border,ImageSize,Data) when  is_integer(Data) ->
   cast(5362, <<Target:?GLenum,Level:?GLint,Internalformat:?GLenum,Width:?GLsizei,Height:?GLsizei,Border:?GLint,ImageSize:?GLsizei,Data:?GLuint>>);
 compressedTexImage2D(Target,Level,Internalformat,Width,Height,Border,ImageSize,Data) ->
@@ -9189,7 +9189,7 @@ compressedTexImage2D(Target,Level,Internalformat,Width,Height,Border,ImageSize,D
 %%  b s×|width b/w|
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCompressedTexImage1D.xml">external</a> documentation.
--spec compressedTexImage1D(Target, Level, Internalformat, Width, Border, ImageSize, Data) -> ok when Target :: enum(),Level :: integer(),Internalformat :: enum(),Width :: integer(),Border :: integer(),ImageSize :: integer(),Data :: offset()|mem().
+-spec compressedTexImage1D(Target, Level, Internalformat, Width, Border, ImageSize, Data) -> 'ok' when Target :: enum(),Level :: integer(),Internalformat :: enum(),Width :: integer(),Border :: integer(),ImageSize :: integer(),Data :: offset()|mem().
 compressedTexImage1D(Target,Level,Internalformat,Width,Border,ImageSize,Data) when  is_integer(Data) ->
   cast(5364, <<Target:?GLenum,Level:?GLint,Internalformat:?GLenum,Width:?GLsizei,Border:?GLint,ImageSize:?GLsizei,Data:?GLuint>>);
 compressedTexImage1D(Target,Level,Internalformat,Width,Border,ImageSize,Data) ->
@@ -9219,7 +9219,7 @@ compressedTexImage1D(Target,Level,Internalformat,Width,Border,ImageSize,Data) ->
 %% as a byte offset into the buffer object's data store. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCompressedTexSubImage3D.xml">external</a> documentation.
--spec compressedTexSubImage3D(Target, Level, Xoffset, Yoffset, Zoffset, Width, Height, Depth, Format, ImageSize, Data) -> ok when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),Zoffset :: integer(),Width :: integer(),Height :: integer(),Depth :: integer(),Format :: enum(),ImageSize :: integer(),Data :: offset()|mem().
+-spec compressedTexSubImage3D(Target, Level, Xoffset, Yoffset, Zoffset, Width, Height, Depth, Format, ImageSize, Data) -> 'ok' when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),Zoffset :: integer(),Width :: integer(),Height :: integer(),Depth :: integer(),Format :: enum(),ImageSize :: integer(),Data :: offset()|mem().
 compressedTexSubImage3D(Target,Level,Xoffset,Yoffset,Zoffset,Width,Height,Depth,Format,ImageSize,Data) when  is_integer(Data) ->
   cast(5366, <<Target:?GLenum,Level:?GLint,Xoffset:?GLint,Yoffset:?GLint,Zoffset:?GLint,Width:?GLsizei,Height:?GLsizei,Depth:?GLsizei,Format:?GLenum,ImageSize:?GLsizei,Data:?GLuint>>);
 compressedTexSubImage3D(Target,Level,Xoffset,Yoffset,Zoffset,Width,Height,Depth,Format,ImageSize,Data) ->
@@ -9248,7 +9248,7 @@ compressedTexSubImage3D(Target,Level,Xoffset,Yoffset,Zoffset,Width,Height,Depth,
 %% as a byte offset into the buffer object's data store. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCompressedTexSubImage2D.xml">external</a> documentation.
--spec compressedTexSubImage2D(Target, Level, Xoffset, Yoffset, Width, Height, Format, ImageSize, Data) -> ok when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),Width :: integer(),Height :: integer(),Format :: enum(),ImageSize :: integer(),Data :: offset()|mem().
+-spec compressedTexSubImage2D(Target, Level, Xoffset, Yoffset, Width, Height, Format, ImageSize, Data) -> 'ok' when Target :: enum(),Level :: integer(),Xoffset :: integer(),Yoffset :: integer(),Width :: integer(),Height :: integer(),Format :: enum(),ImageSize :: integer(),Data :: offset()|mem().
 compressedTexSubImage2D(Target,Level,Xoffset,Yoffset,Width,Height,Format,ImageSize,Data) when  is_integer(Data) ->
   cast(5368, <<Target:?GLenum,Level:?GLint,Xoffset:?GLint,Yoffset:?GLint,Width:?GLsizei,Height:?GLsizei,Format:?GLenum,ImageSize:?GLsizei,Data:?GLuint>>);
 compressedTexSubImage2D(Target,Level,Xoffset,Yoffset,Width,Height,Format,ImageSize,Data) ->
@@ -9277,7 +9277,7 @@ compressedTexSubImage2D(Target,Level,Xoffset,Yoffset,Width,Height,Format,ImageSi
 %% as a byte offset into the buffer object's data store. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCompressedTexSubImage1D.xml">external</a> documentation.
--spec compressedTexSubImage1D(Target, Level, Xoffset, Width, Format, ImageSize, Data) -> ok when Target :: enum(),Level :: integer(),Xoffset :: integer(),Width :: integer(),Format :: enum(),ImageSize :: integer(),Data :: offset()|mem().
+-spec compressedTexSubImage1D(Target, Level, Xoffset, Width, Format, ImageSize, Data) -> 'ok' when Target :: enum(),Level :: integer(),Xoffset :: integer(),Width :: integer(),Format :: enum(),ImageSize :: integer(),Data :: offset()|mem().
 compressedTexSubImage1D(Target,Level,Xoffset,Width,Format,ImageSize,Data) when  is_integer(Data) ->
   cast(5370, <<Target:?GLenum,Level:?GLint,Xoffset:?GLint,Width:?GLsizei,Format:?GLenum,ImageSize:?GLsizei,Data:?GLuint>>);
 compressedTexSubImage1D(Target,Level,Xoffset,Width,Format,ImageSize,Data) ->
@@ -9307,7 +9307,7 @@ compressedTexSubImage1D(Target,Level,Xoffset,Width,Format,ImageSize,Data) ->
 %% loading routine used for loading  `Target'  textures. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGetCompressedTexImage.xml">external</a> documentation.
--spec getCompressedTexImage(Target, Lod, Img) -> ok when Target :: enum(),Lod :: integer(),Img :: mem().
+-spec getCompressedTexImage(Target, Lod, Img) -> 'ok' when Target :: enum(),Lod :: integer(),Img :: mem().
 getCompressedTexImage(Target,Lod,Img) ->
   send_bin(Img),
   call(5372, <<Target:?GLenum,Lod:?GLint>>).
@@ -9320,7 +9320,7 @@ getCompressedTexImage(Target,Lod,Img) ->
 %% . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClientActiveTexture.xml">external</a> documentation.
--spec clientActiveTexture(Texture) -> ok when Texture :: enum().
+-spec clientActiveTexture(Texture) -> 'ok' when Texture :: enum().
 clientActiveTexture(Texture) ->
   cast(5373, <<Texture:?GLenum>>).
 
@@ -9338,162 +9338,162 @@ clientActiveTexture(Texture) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMultiTexCoord.xml">external</a> documentation.
--spec multiTexCoord1d(Target, S) -> ok when Target :: enum(),S :: float().
+-spec multiTexCoord1d(Target, S) -> 'ok' when Target :: enum(),S :: float().
 multiTexCoord1d(Target,S) ->
   cast(5374, <<Target:?GLenum,0:32,S:?GLdouble>>).
 
 %% @equiv multiTexCoord1d(Target,S)
--spec multiTexCoord1dv(Target :: enum(),V) -> ok when V :: {S :: float()}.
+-spec multiTexCoord1dv(Target :: enum(),V) -> 'ok' when V :: {S :: float()}.
 multiTexCoord1dv(Target,{S}) ->  multiTexCoord1d(Target,S).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord1f(Target, S) -> ok when Target :: enum(),S :: float().
+-spec multiTexCoord1f(Target, S) -> 'ok' when Target :: enum(),S :: float().
 multiTexCoord1f(Target,S) ->
   cast(5375, <<Target:?GLenum,S:?GLfloat>>).
 
 %% @equiv multiTexCoord1f(Target,S)
--spec multiTexCoord1fv(Target :: enum(),V) -> ok when V :: {S :: float()}.
+-spec multiTexCoord1fv(Target :: enum(),V) -> 'ok' when V :: {S :: float()}.
 multiTexCoord1fv(Target,{S}) ->  multiTexCoord1f(Target,S).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord1i(Target, S) -> ok when Target :: enum(),S :: integer().
+-spec multiTexCoord1i(Target, S) -> 'ok' when Target :: enum(),S :: integer().
 multiTexCoord1i(Target,S) ->
   cast(5376, <<Target:?GLenum,S:?GLint>>).
 
 %% @equiv multiTexCoord1i(Target,S)
--spec multiTexCoord1iv(Target :: enum(),V) -> ok when V :: {S :: integer()}.
+-spec multiTexCoord1iv(Target :: enum(),V) -> 'ok' when V :: {S :: integer()}.
 multiTexCoord1iv(Target,{S}) ->  multiTexCoord1i(Target,S).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord1s(Target, S) -> ok when Target :: enum(),S :: integer().
+-spec multiTexCoord1s(Target, S) -> 'ok' when Target :: enum(),S :: integer().
 multiTexCoord1s(Target,S) ->
   cast(5377, <<Target:?GLenum,S:?GLshort>>).
 
 %% @equiv multiTexCoord1s(Target,S)
--spec multiTexCoord1sv(Target :: enum(),V) -> ok when V :: {S :: integer()}.
+-spec multiTexCoord1sv(Target :: enum(),V) -> 'ok' when V :: {S :: integer()}.
 multiTexCoord1sv(Target,{S}) ->  multiTexCoord1s(Target,S).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord2d(Target, S, T) -> ok when Target :: enum(),S :: float(),T :: float().
+-spec multiTexCoord2d(Target, S, T) -> 'ok' when Target :: enum(),S :: float(),T :: float().
 multiTexCoord2d(Target,S,T) ->
   cast(5378, <<Target:?GLenum,0:32,S:?GLdouble,T:?GLdouble>>).
 
 %% @equiv multiTexCoord2d(Target,S,T)
--spec multiTexCoord2dv(Target :: enum(),V) -> ok when V :: {S :: float(),T :: float()}.
+-spec multiTexCoord2dv(Target :: enum(),V) -> 'ok' when V :: {S :: float(),T :: float()}.
 multiTexCoord2dv(Target,{S,T}) ->  multiTexCoord2d(Target,S,T).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord2f(Target, S, T) -> ok when Target :: enum(),S :: float(),T :: float().
+-spec multiTexCoord2f(Target, S, T) -> 'ok' when Target :: enum(),S :: float(),T :: float().
 multiTexCoord2f(Target,S,T) ->
   cast(5379, <<Target:?GLenum,S:?GLfloat,T:?GLfloat>>).
 
 %% @equiv multiTexCoord2f(Target,S,T)
--spec multiTexCoord2fv(Target :: enum(),V) -> ok when V :: {S :: float(),T :: float()}.
+-spec multiTexCoord2fv(Target :: enum(),V) -> 'ok' when V :: {S :: float(),T :: float()}.
 multiTexCoord2fv(Target,{S,T}) ->  multiTexCoord2f(Target,S,T).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord2i(Target, S, T) -> ok when Target :: enum(),S :: integer(),T :: integer().
+-spec multiTexCoord2i(Target, S, T) -> 'ok' when Target :: enum(),S :: integer(),T :: integer().
 multiTexCoord2i(Target,S,T) ->
   cast(5380, <<Target:?GLenum,S:?GLint,T:?GLint>>).
 
 %% @equiv multiTexCoord2i(Target,S,T)
--spec multiTexCoord2iv(Target :: enum(),V) -> ok when V :: {S :: integer(),T :: integer()}.
+-spec multiTexCoord2iv(Target :: enum(),V) -> 'ok' when V :: {S :: integer(),T :: integer()}.
 multiTexCoord2iv(Target,{S,T}) ->  multiTexCoord2i(Target,S,T).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord2s(Target, S, T) -> ok when Target :: enum(),S :: integer(),T :: integer().
+-spec multiTexCoord2s(Target, S, T) -> 'ok' when Target :: enum(),S :: integer(),T :: integer().
 multiTexCoord2s(Target,S,T) ->
   cast(5381, <<Target:?GLenum,S:?GLshort,T:?GLshort>>).
 
 %% @equiv multiTexCoord2s(Target,S,T)
--spec multiTexCoord2sv(Target :: enum(),V) -> ok when V :: {S :: integer(),T :: integer()}.
+-spec multiTexCoord2sv(Target :: enum(),V) -> 'ok' when V :: {S :: integer(),T :: integer()}.
 multiTexCoord2sv(Target,{S,T}) ->  multiTexCoord2s(Target,S,T).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord3d(Target, S, T, R) -> ok when Target :: enum(),S :: float(),T :: float(),R :: float().
+-spec multiTexCoord3d(Target, S, T, R) -> 'ok' when Target :: enum(),S :: float(),T :: float(),R :: float().
 multiTexCoord3d(Target,S,T,R) ->
   cast(5382, <<Target:?GLenum,0:32,S:?GLdouble,T:?GLdouble,R:?GLdouble>>).
 
 %% @equiv multiTexCoord3d(Target,S,T,R)
--spec multiTexCoord3dv(Target :: enum(),V) -> ok when V :: {S :: float(),T :: float(),R :: float()}.
+-spec multiTexCoord3dv(Target :: enum(),V) -> 'ok' when V :: {S :: float(),T :: float(),R :: float()}.
 multiTexCoord3dv(Target,{S,T,R}) ->  multiTexCoord3d(Target,S,T,R).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord3f(Target, S, T, R) -> ok when Target :: enum(),S :: float(),T :: float(),R :: float().
+-spec multiTexCoord3f(Target, S, T, R) -> 'ok' when Target :: enum(),S :: float(),T :: float(),R :: float().
 multiTexCoord3f(Target,S,T,R) ->
   cast(5383, <<Target:?GLenum,S:?GLfloat,T:?GLfloat,R:?GLfloat>>).
 
 %% @equiv multiTexCoord3f(Target,S,T,R)
--spec multiTexCoord3fv(Target :: enum(),V) -> ok when V :: {S :: float(),T :: float(),R :: float()}.
+-spec multiTexCoord3fv(Target :: enum(),V) -> 'ok' when V :: {S :: float(),T :: float(),R :: float()}.
 multiTexCoord3fv(Target,{S,T,R}) ->  multiTexCoord3f(Target,S,T,R).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord3i(Target, S, T, R) -> ok when Target :: enum(),S :: integer(),T :: integer(),R :: integer().
+-spec multiTexCoord3i(Target, S, T, R) -> 'ok' when Target :: enum(),S :: integer(),T :: integer(),R :: integer().
 multiTexCoord3i(Target,S,T,R) ->
   cast(5384, <<Target:?GLenum,S:?GLint,T:?GLint,R:?GLint>>).
 
 %% @equiv multiTexCoord3i(Target,S,T,R)
--spec multiTexCoord3iv(Target :: enum(),V) -> ok when V :: {S :: integer(),T :: integer(),R :: integer()}.
+-spec multiTexCoord3iv(Target :: enum(),V) -> 'ok' when V :: {S :: integer(),T :: integer(),R :: integer()}.
 multiTexCoord3iv(Target,{S,T,R}) ->  multiTexCoord3i(Target,S,T,R).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord3s(Target, S, T, R) -> ok when Target :: enum(),S :: integer(),T :: integer(),R :: integer().
+-spec multiTexCoord3s(Target, S, T, R) -> 'ok' when Target :: enum(),S :: integer(),T :: integer(),R :: integer().
 multiTexCoord3s(Target,S,T,R) ->
   cast(5385, <<Target:?GLenum,S:?GLshort,T:?GLshort,R:?GLshort>>).
 
 %% @equiv multiTexCoord3s(Target,S,T,R)
--spec multiTexCoord3sv(Target :: enum(),V) -> ok when V :: {S :: integer(),T :: integer(),R :: integer()}.
+-spec multiTexCoord3sv(Target :: enum(),V) -> 'ok' when V :: {S :: integer(),T :: integer(),R :: integer()}.
 multiTexCoord3sv(Target,{S,T,R}) ->  multiTexCoord3s(Target,S,T,R).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord4d(Target, S, T, R, Q) -> ok when Target :: enum(),S :: float(),T :: float(),R :: float(),Q :: float().
+-spec multiTexCoord4d(Target, S, T, R, Q) -> 'ok' when Target :: enum(),S :: float(),T :: float(),R :: float(),Q :: float().
 multiTexCoord4d(Target,S,T,R,Q) ->
   cast(5386, <<Target:?GLenum,0:32,S:?GLdouble,T:?GLdouble,R:?GLdouble,Q:?GLdouble>>).
 
 %% @equiv multiTexCoord4d(Target,S,T,R,Q)
--spec multiTexCoord4dv(Target :: enum(),V) -> ok when V :: {S :: float(),T :: float(),R :: float(),Q :: float()}.
+-spec multiTexCoord4dv(Target :: enum(),V) -> 'ok' when V :: {S :: float(),T :: float(),R :: float(),Q :: float()}.
 multiTexCoord4dv(Target,{S,T,R,Q}) ->  multiTexCoord4d(Target,S,T,R,Q).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord4f(Target, S, T, R, Q) -> ok when Target :: enum(),S :: float(),T :: float(),R :: float(),Q :: float().
+-spec multiTexCoord4f(Target, S, T, R, Q) -> 'ok' when Target :: enum(),S :: float(),T :: float(),R :: float(),Q :: float().
 multiTexCoord4f(Target,S,T,R,Q) ->
   cast(5387, <<Target:?GLenum,S:?GLfloat,T:?GLfloat,R:?GLfloat,Q:?GLfloat>>).
 
 %% @equiv multiTexCoord4f(Target,S,T,R,Q)
--spec multiTexCoord4fv(Target :: enum(),V) -> ok when V :: {S :: float(),T :: float(),R :: float(),Q :: float()}.
+-spec multiTexCoord4fv(Target :: enum(),V) -> 'ok' when V :: {S :: float(),T :: float(),R :: float(),Q :: float()}.
 multiTexCoord4fv(Target,{S,T,R,Q}) ->  multiTexCoord4f(Target,S,T,R,Q).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord4i(Target, S, T, R, Q) -> ok when Target :: enum(),S :: integer(),T :: integer(),R :: integer(),Q :: integer().
+-spec multiTexCoord4i(Target, S, T, R, Q) -> 'ok' when Target :: enum(),S :: integer(),T :: integer(),R :: integer(),Q :: integer().
 multiTexCoord4i(Target,S,T,R,Q) ->
   cast(5388, <<Target:?GLenum,S:?GLint,T:?GLint,R:?GLint,Q:?GLint>>).
 
 %% @equiv multiTexCoord4i(Target,S,T,R,Q)
--spec multiTexCoord4iv(Target :: enum(),V) -> ok when V :: {S :: integer(),T :: integer(),R :: integer(),Q :: integer()}.
+-spec multiTexCoord4iv(Target :: enum(),V) -> 'ok' when V :: {S :: integer(),T :: integer(),R :: integer(),Q :: integer()}.
 multiTexCoord4iv(Target,{S,T,R,Q}) ->  multiTexCoord4i(Target,S,T,R,Q).
 
 %% @doc 
 %% See {@link multiTexCoord1d/2}
--spec multiTexCoord4s(Target, S, T, R, Q) -> ok when Target :: enum(),S :: integer(),T :: integer(),R :: integer(),Q :: integer().
+-spec multiTexCoord4s(Target, S, T, R, Q) -> 'ok' when Target :: enum(),S :: integer(),T :: integer(),R :: integer(),Q :: integer().
 multiTexCoord4s(Target,S,T,R,Q) ->
   cast(5389, <<Target:?GLenum,S:?GLshort,T:?GLshort,R:?GLshort,Q:?GLshort>>).
 
 %% @equiv multiTexCoord4s(Target,S,T,R,Q)
--spec multiTexCoord4sv(Target :: enum(),V) -> ok when V :: {S :: integer(),T :: integer(),R :: integer(),Q :: integer()}.
+-spec multiTexCoord4sv(Target :: enum(),V) -> 'ok' when V :: {S :: integer(),T :: integer(),R :: integer(),Q :: integer()}.
 multiTexCoord4sv(Target,{S,T,R,Q}) ->  multiTexCoord4s(Target,S,T,R,Q).
 
 %% @doc Replace the current matrix with the specified row-major ordered matrix
@@ -9515,7 +9515,7 @@ multiTexCoord4sv(Target,{S,T,R,Q}) ->  multiTexCoord4s(Target,S,T,R,Q).
 %%  with   M T, where   T represents the transpose. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLoadTransposeMatrix.xml">external</a> documentation.
--spec loadTransposeMatrixf(M) -> ok when M :: matrix().
+-spec loadTransposeMatrixf(M) -> 'ok' when M :: matrix().
 loadTransposeMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5390, <<M1:?GLfloat,M2:?GLfloat,M3:?GLfloat,M4:?GLfloat,M5:?GLfloat,M6:?GLfloat,M7:?GLfloat,M8:?GLfloat,M9:?GLfloat,M10:?GLfloat,M11:?GLfloat,M12:?GLfloat,M13:?GLfloat,M14:?GLfloat,M15:?GLfloat,M16:?GLfloat>>);
 loadTransposeMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -9523,7 +9523,7 @@ loadTransposeMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 
 %% @doc 
 %% See {@link loadTransposeMatrixf/1}
--spec loadTransposeMatrixd(M) -> ok when M :: matrix().
+-spec loadTransposeMatrixd(M) -> 'ok' when M :: matrix().
 loadTransposeMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5391, <<M1:?GLdouble,M2:?GLdouble,M3:?GLdouble,M4:?GLdouble,M5:?GLdouble,M6:?GLdouble,M7:?GLdouble,M8:?GLdouble,M9:?GLdouble,M10:?GLdouble,M11:?GLdouble,M12:?GLdouble,M13:?GLdouble,M14:?GLdouble,M15:?GLdouble,M16:?GLdouble>>);
 loadTransposeMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -9538,7 +9538,7 @@ loadTransposeMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 %% It is either the projection matrix, modelview matrix, or the texture matrix. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMultTransposeMatrix.xml">external</a> documentation.
--spec multTransposeMatrixf(M) -> ok when M :: matrix().
+-spec multTransposeMatrixf(M) -> 'ok' when M :: matrix().
 multTransposeMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5392, <<M1:?GLfloat,M2:?GLfloat,M3:?GLfloat,M4:?GLfloat,M5:?GLfloat,M6:?GLfloat,M7:?GLfloat,M8:?GLfloat,M9:?GLfloat,M10:?GLfloat,M11:?GLfloat,M12:?GLfloat,M13:?GLfloat,M14:?GLfloat,M15:?GLfloat,M16:?GLfloat>>);
 multTransposeMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -9546,7 +9546,7 @@ multTransposeMatrixf({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 
 %% @doc 
 %% See {@link multTransposeMatrixf/1}
--spec multTransposeMatrixd(M) -> ok when M :: matrix().
+-spec multTransposeMatrixd(M) -> 'ok' when M :: matrix().
 multTransposeMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5393, <<M1:?GLdouble,M2:?GLdouble,M3:?GLdouble,M4:?GLdouble,M5:?GLdouble,M6:?GLdouble,M7:?GLdouble,M8:?GLdouble,M9:?GLdouble,M10:?GLdouble,M11:?GLdouble,M12:?GLdouble,M13:?GLdouble,M14:?GLdouble,M15:?GLdouble,M16:?GLdouble>>);
 multTransposeMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -9625,7 +9625,7 @@ multTransposeMatrixd({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBlendFuncSeparate.xml">external</a> documentation.
--spec blendFuncSeparate(SfactorRGB, DfactorRGB, SfactorAlpha, DfactorAlpha) -> ok when SfactorRGB :: enum(),DfactorRGB :: enum(),SfactorAlpha :: enum(),DfactorAlpha :: enum().
+-spec blendFuncSeparate(SfactorRGB, DfactorRGB, SfactorAlpha, DfactorAlpha) -> 'ok' when SfactorRGB :: enum(),DfactorRGB :: enum(),SfactorAlpha :: enum(),DfactorAlpha :: enum().
 blendFuncSeparate(SfactorRGB,DfactorRGB,SfactorAlpha,DfactorAlpha) ->
   cast(5394, <<SfactorRGB:?GLenum,DfactorRGB:?GLenum,SfactorAlpha:?GLenum,DfactorAlpha:?GLenum>>).
 
@@ -9650,7 +9650,7 @@ blendFuncSeparate(SfactorRGB,DfactorRGB,SfactorAlpha,DfactorAlpha) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMultiDrawArrays.xml">external</a> documentation.
--spec multiDrawArrays(Mode, First, Count) -> ok when Mode :: enum(),First :: [integer()],Count :: [integer()].
+-spec multiDrawArrays(Mode, First, Count) -> 'ok' when Mode :: enum(),First :: [integer()],Count :: [integer()].
 multiDrawArrays(Mode,First,Count) ->
   cast(5395, <<Mode:?GLenum,(length(First)):?GLuint,
         (<< <<C:?GLint>> || C <- First>>)/binary,0:(((length(First)) rem 2)*32),(length(Count)):?GLuint,
@@ -9669,26 +9669,26 @@ multiDrawArrays(Mode,First,Count) ->
 %%  The default value is `?GL_UPPER_LEFT'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPointParameter.xml">external</a> documentation.
--spec pointParameterf(Pname, Param) -> ok when Pname :: enum(),Param :: float().
+-spec pointParameterf(Pname, Param) -> 'ok' when Pname :: enum(),Param :: float().
 pointParameterf(Pname,Param) ->
   cast(5396, <<Pname:?GLenum,Param:?GLfloat>>).
 
 %% @doc 
 %% See {@link pointParameterf/2}
--spec pointParameterfv(Pname, Params) -> ok when Pname :: enum(),Params :: tuple().
+-spec pointParameterfv(Pname, Params) -> 'ok' when Pname :: enum(),Params :: tuple().
 pointParameterfv(Pname,Params) ->
   cast(5397, <<Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLfloat>> ||C <- tuple_to_list(Params)>>)/binary,0:(((0+size(Params)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link pointParameterf/2}
--spec pointParameteri(Pname, Param) -> ok when Pname :: enum(),Param :: integer().
+-spec pointParameteri(Pname, Param) -> 'ok' when Pname :: enum(),Param :: integer().
 pointParameteri(Pname,Param) ->
   cast(5398, <<Pname:?GLenum,Param:?GLint>>).
 
 %% @doc 
 %% See {@link pointParameterf/2}
--spec pointParameteriv(Pname, Params) -> ok when Pname :: enum(),Params :: tuple().
+-spec pointParameteriv(Pname, Params) -> 'ok' when Pname :: enum(),Params :: tuple().
 pointParameteriv(Pname,Params) ->
   cast(5399, <<Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLint>> ||C <- tuple_to_list(Params)>>)/binary,0:(((0+size(Params)) rem 2)*32)>>).
@@ -9700,22 +9700,22 @@ pointParameteriv(Pname,Params) ->
 %% the fog color (see  {@link gl:fogf/2} ). 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glFogCoord.xml">external</a> documentation.
--spec fogCoordf(Coord) -> ok when Coord :: float().
+-spec fogCoordf(Coord) -> 'ok' when Coord :: float().
 fogCoordf(Coord) ->
   cast(5400, <<Coord:?GLfloat>>).
 
 %% @equiv fogCoordf(Coord)
--spec fogCoordfv(Coord) -> ok when Coord :: {Coord :: float()}.
+-spec fogCoordfv(Coord) -> 'ok' when Coord :: {Coord :: float()}.
 fogCoordfv({Coord}) ->  fogCoordf(Coord).
 
 %% @doc 
 %% See {@link fogCoordf/1}
--spec fogCoordd(Coord) -> ok when Coord :: float().
+-spec fogCoordd(Coord) -> 'ok' when Coord :: float().
 fogCoordd(Coord) ->
   cast(5401, <<Coord:?GLdouble>>).
 
 %% @equiv fogCoordd(Coord)
--spec fogCoorddv(Coord) -> ok when Coord :: {Coord :: float()}.
+-spec fogCoorddv(Coord) -> 'ok' when Coord :: {Coord :: float()}.
 fogCoorddv({Coord}) ->  fogCoordd(Coord).
 
 %% @doc Define an array of fog coordinates
@@ -9741,7 +9741,7 @@ fogCoorddv({Coord}) ->  fogCoordd(Coord).
 %% ,  {@link gl:drawRangeElements/6} , or  {@link gl:arrayElement/1}  is called. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glFogCoordPointer.xml">external</a> documentation.
--spec fogCoordPointer(Type, Stride, Pointer) -> ok when Type :: enum(),Stride :: integer(),Pointer :: offset()|mem().
+-spec fogCoordPointer(Type, Stride, Pointer) -> 'ok' when Type :: enum(),Stride :: integer(),Pointer :: offset()|mem().
 fogCoordPointer(Type,Stride,Pointer) when  is_integer(Pointer) ->
   cast(5402, <<Type:?GLenum,Stride:?GLsizei,Pointer:?GLuint>>);
 fogCoordPointer(Type,Stride,Pointer) ->
@@ -9778,82 +9778,82 @@ fogCoordPointer(Type,Stride,Pointer) ->
 %% are interpolated or written into a color buffer. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glSecondaryColor.xml">external</a> documentation.
--spec secondaryColor3b(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec secondaryColor3b(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 secondaryColor3b(Red,Green,Blue) ->
   cast(5404, <<Red:?GLbyte,Green:?GLbyte,Blue:?GLbyte>>).
 
 %% @equiv secondaryColor3b(Red,Green,Blue)
--spec secondaryColor3bv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec secondaryColor3bv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 secondaryColor3bv({Red,Green,Blue}) ->  secondaryColor3b(Red,Green,Blue).
 
 %% @doc 
 %% See {@link secondaryColor3b/3}
--spec secondaryColor3d(Red, Green, Blue) -> ok when Red :: float(),Green :: float(),Blue :: float().
+-spec secondaryColor3d(Red, Green, Blue) -> 'ok' when Red :: float(),Green :: float(),Blue :: float().
 secondaryColor3d(Red,Green,Blue) ->
   cast(5405, <<Red:?GLdouble,Green:?GLdouble,Blue:?GLdouble>>).
 
 %% @equiv secondaryColor3d(Red,Green,Blue)
--spec secondaryColor3dv(V) -> ok when V :: {Red :: float(),Green :: float(),Blue :: float()}.
+-spec secondaryColor3dv(V) -> 'ok' when V :: {Red :: float(),Green :: float(),Blue :: float()}.
 secondaryColor3dv({Red,Green,Blue}) ->  secondaryColor3d(Red,Green,Blue).
 
 %% @doc 
 %% See {@link secondaryColor3b/3}
--spec secondaryColor3f(Red, Green, Blue) -> ok when Red :: float(),Green :: float(),Blue :: float().
+-spec secondaryColor3f(Red, Green, Blue) -> 'ok' when Red :: float(),Green :: float(),Blue :: float().
 secondaryColor3f(Red,Green,Blue) ->
   cast(5406, <<Red:?GLfloat,Green:?GLfloat,Blue:?GLfloat>>).
 
 %% @equiv secondaryColor3f(Red,Green,Blue)
--spec secondaryColor3fv(V) -> ok when V :: {Red :: float(),Green :: float(),Blue :: float()}.
+-spec secondaryColor3fv(V) -> 'ok' when V :: {Red :: float(),Green :: float(),Blue :: float()}.
 secondaryColor3fv({Red,Green,Blue}) ->  secondaryColor3f(Red,Green,Blue).
 
 %% @doc 
 %% See {@link secondaryColor3b/3}
--spec secondaryColor3i(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec secondaryColor3i(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 secondaryColor3i(Red,Green,Blue) ->
   cast(5407, <<Red:?GLint,Green:?GLint,Blue:?GLint>>).
 
 %% @equiv secondaryColor3i(Red,Green,Blue)
--spec secondaryColor3iv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec secondaryColor3iv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 secondaryColor3iv({Red,Green,Blue}) ->  secondaryColor3i(Red,Green,Blue).
 
 %% @doc 
 %% See {@link secondaryColor3b/3}
--spec secondaryColor3s(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec secondaryColor3s(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 secondaryColor3s(Red,Green,Blue) ->
   cast(5408, <<Red:?GLshort,Green:?GLshort,Blue:?GLshort>>).
 
 %% @equiv secondaryColor3s(Red,Green,Blue)
--spec secondaryColor3sv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec secondaryColor3sv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 secondaryColor3sv({Red,Green,Blue}) ->  secondaryColor3s(Red,Green,Blue).
 
 %% @doc 
 %% See {@link secondaryColor3b/3}
--spec secondaryColor3ub(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec secondaryColor3ub(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 secondaryColor3ub(Red,Green,Blue) ->
   cast(5409, <<Red:?GLubyte,Green:?GLubyte,Blue:?GLubyte>>).
 
 %% @equiv secondaryColor3ub(Red,Green,Blue)
--spec secondaryColor3ubv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec secondaryColor3ubv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 secondaryColor3ubv({Red,Green,Blue}) ->  secondaryColor3ub(Red,Green,Blue).
 
 %% @doc 
 %% See {@link secondaryColor3b/3}
--spec secondaryColor3ui(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec secondaryColor3ui(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 secondaryColor3ui(Red,Green,Blue) ->
   cast(5410, <<Red:?GLuint,Green:?GLuint,Blue:?GLuint>>).
 
 %% @equiv secondaryColor3ui(Red,Green,Blue)
--spec secondaryColor3uiv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec secondaryColor3uiv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 secondaryColor3uiv({Red,Green,Blue}) ->  secondaryColor3ui(Red,Green,Blue).
 
 %% @doc 
 %% See {@link secondaryColor3b/3}
--spec secondaryColor3us(Red, Green, Blue) -> ok when Red :: integer(),Green :: integer(),Blue :: integer().
+-spec secondaryColor3us(Red, Green, Blue) -> 'ok' when Red :: integer(),Green :: integer(),Blue :: integer().
 secondaryColor3us(Red,Green,Blue) ->
   cast(5411, <<Red:?GLushort,Green:?GLushort,Blue:?GLushort>>).
 
 %% @equiv secondaryColor3us(Red,Green,Blue)
--spec secondaryColor3usv(V) -> ok when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
+-spec secondaryColor3usv(V) -> 'ok' when V :: {Red :: integer(),Green :: integer(),Blue :: integer()}.
 secondaryColor3usv({Red,Green,Blue}) ->  secondaryColor3us(Red,Green,Blue).
 
 %% @doc Define an array of secondary colors
@@ -9881,7 +9881,7 @@ secondaryColor3usv({Red,Green,Blue}) ->  secondaryColor3us(Red,Green,Blue).
 %% is called. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glSecondaryColorPointer.xml">external</a> documentation.
--spec secondaryColorPointer(Size, Type, Stride, Pointer) -> ok when Size :: integer(),Type :: enum(),Stride :: integer(),Pointer :: offset()|mem().
+-spec secondaryColorPointer(Size, Type, Stride, Pointer) -> 'ok' when Size :: integer(),Type :: enum(),Stride :: integer(),Pointer :: offset()|mem().
 secondaryColorPointer(Size,Type,Stride,Pointer) when  is_integer(Pointer) ->
   cast(5412, <<Size:?GLint,Type:?GLenum,Stride:?GLsizei,Pointer:?GLuint>>);
 secondaryColorPointer(Size,Type,Stride,Pointer) ->
@@ -9927,82 +9927,82 @@ secondaryColorPointer(Size,Type,Stride,Pointer) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glWindowPos.xml">external</a> documentation.
--spec windowPos2d(X, Y) -> ok when X :: float(),Y :: float().
+-spec windowPos2d(X, Y) -> 'ok' when X :: float(),Y :: float().
 windowPos2d(X,Y) ->
   cast(5414, <<X:?GLdouble,Y:?GLdouble>>).
 
 %% @equiv windowPos2d(X,Y)
--spec windowPos2dv(V) -> ok when V :: {X :: float(),Y :: float()}.
+-spec windowPos2dv(V) -> 'ok' when V :: {X :: float(),Y :: float()}.
 windowPos2dv({X,Y}) ->  windowPos2d(X,Y).
 
 %% @doc 
 %% See {@link windowPos2d/2}
--spec windowPos2f(X, Y) -> ok when X :: float(),Y :: float().
+-spec windowPos2f(X, Y) -> 'ok' when X :: float(),Y :: float().
 windowPos2f(X,Y) ->
   cast(5415, <<X:?GLfloat,Y:?GLfloat>>).
 
 %% @equiv windowPos2f(X,Y)
--spec windowPos2fv(V) -> ok when V :: {X :: float(),Y :: float()}.
+-spec windowPos2fv(V) -> 'ok' when V :: {X :: float(),Y :: float()}.
 windowPos2fv({X,Y}) ->  windowPos2f(X,Y).
 
 %% @doc 
 %% See {@link windowPos2d/2}
--spec windowPos2i(X, Y) -> ok when X :: integer(),Y :: integer().
+-spec windowPos2i(X, Y) -> 'ok' when X :: integer(),Y :: integer().
 windowPos2i(X,Y) ->
   cast(5416, <<X:?GLint,Y:?GLint>>).
 
 %% @equiv windowPos2i(X,Y)
--spec windowPos2iv(V) -> ok when V :: {X :: integer(),Y :: integer()}.
+-spec windowPos2iv(V) -> 'ok' when V :: {X :: integer(),Y :: integer()}.
 windowPos2iv({X,Y}) ->  windowPos2i(X,Y).
 
 %% @doc 
 %% See {@link windowPos2d/2}
--spec windowPos2s(X, Y) -> ok when X :: integer(),Y :: integer().
+-spec windowPos2s(X, Y) -> 'ok' when X :: integer(),Y :: integer().
 windowPos2s(X,Y) ->
   cast(5417, <<X:?GLshort,Y:?GLshort>>).
 
 %% @equiv windowPos2s(X,Y)
--spec windowPos2sv(V) -> ok when V :: {X :: integer(),Y :: integer()}.
+-spec windowPos2sv(V) -> 'ok' when V :: {X :: integer(),Y :: integer()}.
 windowPos2sv({X,Y}) ->  windowPos2s(X,Y).
 
 %% @doc 
 %% See {@link windowPos2d/2}
--spec windowPos3d(X, Y, Z) -> ok when X :: float(),Y :: float(),Z :: float().
+-spec windowPos3d(X, Y, Z) -> 'ok' when X :: float(),Y :: float(),Z :: float().
 windowPos3d(X,Y,Z) ->
   cast(5418, <<X:?GLdouble,Y:?GLdouble,Z:?GLdouble>>).
 
 %% @equiv windowPos3d(X,Y,Z)
--spec windowPos3dv(V) -> ok when V :: {X :: float(),Y :: float(),Z :: float()}.
+-spec windowPos3dv(V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float()}.
 windowPos3dv({X,Y,Z}) ->  windowPos3d(X,Y,Z).
 
 %% @doc 
 %% See {@link windowPos2d/2}
--spec windowPos3f(X, Y, Z) -> ok when X :: float(),Y :: float(),Z :: float().
+-spec windowPos3f(X, Y, Z) -> 'ok' when X :: float(),Y :: float(),Z :: float().
 windowPos3f(X,Y,Z) ->
   cast(5419, <<X:?GLfloat,Y:?GLfloat,Z:?GLfloat>>).
 
 %% @equiv windowPos3f(X,Y,Z)
--spec windowPos3fv(V) -> ok when V :: {X :: float(),Y :: float(),Z :: float()}.
+-spec windowPos3fv(V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float()}.
 windowPos3fv({X,Y,Z}) ->  windowPos3f(X,Y,Z).
 
 %% @doc 
 %% See {@link windowPos2d/2}
--spec windowPos3i(X, Y, Z) -> ok when X :: integer(),Y :: integer(),Z :: integer().
+-spec windowPos3i(X, Y, Z) -> 'ok' when X :: integer(),Y :: integer(),Z :: integer().
 windowPos3i(X,Y,Z) ->
   cast(5420, <<X:?GLint,Y:?GLint,Z:?GLint>>).
 
 %% @equiv windowPos3i(X,Y,Z)
--spec windowPos3iv(V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
+-spec windowPos3iv(V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
 windowPos3iv({X,Y,Z}) ->  windowPos3i(X,Y,Z).
 
 %% @doc 
 %% See {@link windowPos2d/2}
--spec windowPos3s(X, Y, Z) -> ok when X :: integer(),Y :: integer(),Z :: integer().
+-spec windowPos3s(X, Y, Z) -> 'ok' when X :: integer(),Y :: integer(),Z :: integer().
 windowPos3s(X,Y,Z) ->
   cast(5421, <<X:?GLshort,Y:?GLshort,Z:?GLshort>>).
 
 %% @equiv windowPos3s(X,Y,Z)
--spec windowPos3sv(V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
+-spec windowPos3sv(V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
 windowPos3sv({X,Y,Z}) ->  windowPos3s(X,Y,Z).
 
 %% @doc Generate query object names
@@ -10032,7 +10032,7 @@ genQueries(N) ->
 %% query objects. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteQueries.xml">external</a> documentation.
--spec deleteQueries(Ids) -> ok when Ids :: [integer()].
+-spec deleteQueries(Ids) -> 'ok' when Ids :: [integer()].
 deleteQueries(Ids) ->
   cast(5423, <<(length(Ids)):?GLuint,
         (<< <<C:?GLuint>> || C <- Ids>>)/binary,0:(((1+length(Ids)) rem 2)*32)>>).
@@ -10114,13 +10114,13 @@ isQuery(Id) ->
 %% is not yet complete. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBeginQuery.xml">external</a> documentation.
--spec beginQuery(Target, Id) -> ok when Target :: enum(),Id :: integer().
+-spec beginQuery(Target, Id) -> 'ok' when Target :: enum(),Id :: integer().
 beginQuery(Target,Id) ->
   cast(5425, <<Target:?GLenum,Id:?GLuint>>).
 
 %% @doc 
 %% See {@link beginQuery/2}
--spec endQuery(Target) -> ok when Target :: enum().
+-spec endQuery(Target) -> 'ok' when Target :: enum().
 endQuery(Target) ->
   cast(5426, <<Target:?GLenum>>).
 
@@ -10236,7 +10236,7 @@ getQueryObjectuiv(Id,Pname) ->
 %% buffer object based on its initial binding target. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindBuffer.xml">external</a> documentation.
--spec bindBuffer(Target, Buffer) -> ok when Target :: enum(),Buffer :: integer().
+-spec bindBuffer(Target, Buffer) -> 'ok' when Target :: enum(),Buffer :: integer().
 bindBuffer(Target,Buffer) ->
   cast(5430, <<Target:?GLenum,Buffer:?GLuint>>).
 
@@ -10251,7 +10251,7 @@ bindBuffer(Target,Buffer) ->
 %% buffer objects. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteBuffers.xml">external</a> documentation.
--spec deleteBuffers(Buffers) -> ok when Buffers :: [integer()].
+-spec deleteBuffers(Buffers) -> 'ok' when Buffers :: [integer()].
 deleteBuffers(Buffers) ->
   cast(5431, <<(length(Buffers)):?GLuint,
         (<< <<C:?GLuint>> || C <- Buffers>>)/binary,0:(((1+length(Buffers)) rem 2)*32)>>).
@@ -10323,7 +10323,7 @@ isBuffer(Buffer) ->
 %% source for GL drawing and image specification commands. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBufferData.xml">external</a> documentation.
--spec bufferData(Target, Size, Data, Usage) -> ok when Target :: enum(),Size :: integer(),Data :: offset()|mem(),Usage :: enum().
+-spec bufferData(Target, Size, Data, Usage) -> 'ok' when Target :: enum(),Size :: integer(),Data :: offset()|mem(),Usage :: enum().
 bufferData(Target,Size,Data,Usage) when  is_integer(Data) ->
   cast(5434, <<Target:?GLenum,0:32,Size:?GLsizeiptr,Data:?GLuint,Usage:?GLenum>>);
 bufferData(Target,Size,Data,Usage) ->
@@ -10339,7 +10339,7 @@ bufferData(Target,Size,Data,Usage) ->
 %% the buffer object's data store. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBufferSubData.xml">external</a> documentation.
--spec bufferSubData(Target, Offset, Size, Data) -> ok when Target :: enum(),Offset :: integer(),Size :: integer(),Data :: offset()|mem().
+-spec bufferSubData(Target, Offset, Size, Data) -> 'ok' when Target :: enum(),Offset :: integer(),Size :: integer(),Data :: offset()|mem().
 bufferSubData(Target,Offset,Size,Data) when  is_integer(Data) ->
   cast(5436, <<Target:?GLenum,0:32,Offset:?GLintptr,Size:?GLsizeiptr,Data:?GLuint>>);
 bufferSubData(Target,Offset,Size,Data) ->
@@ -10355,7 +10355,7 @@ bufferSubData(Target,Offset,Size,Data) ->
 %% together define a range beyond the bounds  of the buffer object's data store. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGetBufferSubData.xml">external</a> documentation.
--spec getBufferSubData(Target, Offset, Size, Data) -> ok when Target :: enum(),Offset :: integer(),Size :: integer(),Data :: mem().
+-spec getBufferSubData(Target, Offset, Size, Data) -> 'ok' when Target :: enum(),Offset :: integer(),Size :: integer(),Data :: mem().
 getBufferSubData(Target,Offset,Size,Data) ->
   send_bin(Data),
   call(5438, <<Target:?GLenum,0:32,Offset:?GLintptr,Size:?GLsizeiptr>>).
@@ -10422,7 +10422,7 @@ getBufferParameteriv(Target,Pname) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBlendEquationSeparate.xml">external</a> documentation.
--spec blendEquationSeparate(ModeRGB, ModeAlpha) -> ok when ModeRGB :: enum(),ModeAlpha :: enum().
+-spec blendEquationSeparate(ModeRGB, ModeAlpha) -> 'ok' when ModeRGB :: enum(),ModeAlpha :: enum().
 blendEquationSeparate(ModeRGB,ModeAlpha) ->
   cast(5440, <<ModeRGB:?GLenum,ModeAlpha:?GLenum>>).
 
@@ -10462,7 +10462,7 @@ blendEquationSeparate(ModeRGB,ModeAlpha) ->
 %% .
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawBuffers.xml">external</a> documentation.
--spec drawBuffers(Bufs) -> ok when Bufs :: [enum()].
+-spec drawBuffers(Bufs) -> 'ok' when Bufs :: [enum()].
 drawBuffers(Bufs) ->
   cast(5441, <<(length(Bufs)):?GLuint,
         (<< <<C:?GLenum>> || C <- Bufs>>)/binary,0:(((1+length(Bufs)) rem 2)*32)>>).
@@ -10524,7 +10524,7 @@ drawBuffers(Bufs) ->
 %% specify stencil action when the stencil test fails and passes, respectively. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glStencilOpSeparate.xml">external</a> documentation.
--spec stencilOpSeparate(Face, Sfail, Dpfail, Dppass) -> ok when Face :: enum(),Sfail :: enum(),Dpfail :: enum(),Dppass :: enum().
+-spec stencilOpSeparate(Face, Sfail, Dpfail, Dppass) -> 'ok' when Face :: enum(),Sfail :: enum(),Dpfail :: enum(),Dppass :: enum().
 stencilOpSeparate(Face,Sfail,Dpfail,Dppass) ->
   cast(5442, <<Face:?GLenum,Sfail:?GLenum,Dpfail:?GLenum,Dppass:?GLenum>>).
 
@@ -10587,7 +10587,7 @@ stencilOpSeparate(Face,Sfail,Dpfail,Dppass) ->
 %% `?GL_ALWAYS':  Always passes. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glStencilFuncSeparate.xml">external</a> documentation.
--spec stencilFuncSeparate(Face, Func, Ref, Mask) -> ok when Face :: enum(),Func :: enum(),Ref :: integer(),Mask :: integer().
+-spec stencilFuncSeparate(Face, Func, Ref, Mask) -> 'ok' when Face :: enum(),Func :: enum(),Ref :: integer(),Mask :: integer().
 stencilFuncSeparate(Face,Func,Ref,Mask) ->
   cast(5443, <<Face:?GLenum,Func:?GLenum,Ref:?GLint,Mask:?GLuint>>).
 
@@ -10605,7 +10605,7 @@ stencilFuncSeparate(Face,Func,Ref,Mask) ->
 %%  were called with  `Face'  set to `?GL_FRONT_AND_BACK'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glStencilMaskSeparate.xml">external</a> documentation.
--spec stencilMaskSeparate(Face, Mask) -> ok when Face :: enum(),Mask :: integer().
+-spec stencilMaskSeparate(Face, Mask) -> 'ok' when Face :: enum(),Mask :: integer().
 stencilMaskSeparate(Face,Mask) ->
   cast(5444, <<Face:?GLenum,Mask:?GLuint>>).
 
@@ -10629,7 +10629,7 @@ stencilMaskSeparate(Face,Mask) ->
 %% all program objects to which it is  attached.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glAttachShader.xml">external</a> documentation.
--spec attachShader(Program, Shader) -> ok when Program :: integer(),Shader :: integer().
+-spec attachShader(Program, Shader) -> 'ok' when Program :: integer(),Shader :: integer().
 attachShader(Program,Shader) ->
   cast(5445, <<Program:?GLuint,Shader:?GLuint>>).
 
@@ -10666,7 +10666,7 @@ attachShader(Program,Shader) ->
 %% effect until the next time the program object is linked.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindAttribLocation.xml">external</a> documentation.
--spec bindAttribLocation(Program, Index, Name) -> ok when Program :: integer(),Index :: integer(),Name :: string().
+-spec bindAttribLocation(Program, Index, Name) -> 'ok' when Program :: integer(),Index :: integer(),Name :: string().
 bindAttribLocation(Program,Index,Name) ->
   cast(5446, <<Program:?GLuint,Index:?GLuint,(list_to_binary([Name|[0]]))/binary,0:((8-((length(Name)+ 1) rem 8)) rem 8)>>).
 
@@ -10686,7 +10686,7 @@ bindAttribLocation(Program,Index,Name) ->
 %% .
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCompileShader.xml">external</a> documentation.
--spec compileShader(Shader) -> ok when Shader :: integer().
+-spec compileShader(Shader) -> 'ok' when Shader :: integer().
 compileShader(Shader) ->
   cast(5447, <<Shader:?GLuint>>).
 
@@ -10753,7 +10753,7 @@ createShader(Type) ->
 %%  with arguments  `Program'  and `?GL_DELETE_STATUS'.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteProgram.xml">external</a> documentation.
--spec deleteProgram(Program) -> ok when Program :: integer().
+-spec deleteProgram(Program) -> 'ok' when Program :: integer().
 deleteProgram(Program) ->
   cast(5450, <<Program:?GLuint>>).
 
@@ -10772,7 +10772,7 @@ deleteProgram(Program) ->
 %% with arguments  `Shader'  and `?GL_DELETE_STATUS'.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteShader.xml">external</a> documentation.
--spec deleteShader(Shader) -> ok when Shader :: integer().
+-spec deleteShader(Shader) -> 'ok' when Shader :: integer().
 deleteShader(Shader) ->
   cast(5451, <<Shader:?GLuint>>).
 
@@ -10787,7 +10787,7 @@ deleteShader(Shader) ->
 %% detached.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDetachShader.xml">external</a> documentation.
--spec detachShader(Program, Shader) -> ok when Program :: integer(),Shader :: integer().
+-spec detachShader(Program, Shader) -> 'ok' when Program :: integer(),Shader :: integer().
 detachShader(Program,Shader) ->
   cast(5452, <<Program:?GLuint,Shader:?GLuint>>).
 
@@ -10802,13 +10802,13 @@ detachShader(Program,Shader) ->
 %% , or  {@link gl:multiDrawArrays/3} .
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glEnableVertexAttribArray.xml">external</a> documentation.
--spec disableVertexAttribArray(Index) -> ok when Index :: integer().
+-spec disableVertexAttribArray(Index) -> 'ok' when Index :: integer().
 disableVertexAttribArray(Index) ->
   cast(5453, <<Index:?GLuint>>).
 
 %% @doc 
 %% See {@link disableVertexAttribArray/1}
--spec enableVertexAttribArray(Index) -> ok when Index :: integer().
+-spec enableVertexAttribArray(Index) -> 'ok' when Index :: integer().
 enableVertexAttribArray(Index) ->
   cast(5454, <<Index:?GLuint>>).
 
@@ -11515,7 +11515,7 @@ isShader(Shader) ->
 %% log or the program that is part of the program object.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLinkProgram.xml">external</a> documentation.
--spec linkProgram(Program) -> ok when Program :: integer().
+-spec linkProgram(Program) -> 'ok' when Program :: integer().
 linkProgram(Program) ->
   cast(5472, <<Program:?GLuint>>).
 
@@ -11533,7 +11533,7 @@ linkProgram(Program) ->
 %% scanned or parsed at this time; they are simply copied into  the specified shader object.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glShaderSource.xml">external</a> documentation.
--spec shaderSource(Shader, String) -> ok when Shader :: integer(),String :: iolist().
+-spec shaderSource(Shader, String) -> 'ok' when Shader :: integer(),String :: iolist().
 shaderSource(Shader,String) ->
  StringTemp = list_to_binary([[Str|[0]] || Str <- String ]),
   cast(5473, <<Shader:?GLuint,(length(String)):?GLuint,(size(StringTemp)):?GLuint,(StringTemp)/binary,0:((8-((size(StringTemp)+0) rem 8)) rem 8)>>).
@@ -11575,7 +11575,7 @@ shaderSource(Shader,String) ->
 %% the results of fragment shader execution will be undefined.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glUseProgram.xml">external</a> documentation.
--spec useProgram(Program) -> ok when Program :: integer().
+-spec useProgram(Program) -> 'ok' when Program :: integer().
 useProgram(Program) ->
   cast(5474, <<Program:?GLuint>>).
 
@@ -11643,125 +11643,125 @@ useProgram(Program) ->
 %% a single matrix, and a count greater than 1 can be used to modify an array of matrices.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glUniform.xml">external</a> documentation.
--spec uniform1f(Location, V0) -> ok when Location :: integer(),V0 :: float().
+-spec uniform1f(Location, V0) -> 'ok' when Location :: integer(),V0 :: float().
 uniform1f(Location,V0) ->
   cast(5475, <<Location:?GLint,V0:?GLfloat>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform2f(Location, V0, V1) -> ok when Location :: integer(),V0 :: float(),V1 :: float().
+-spec uniform2f(Location, V0, V1) -> 'ok' when Location :: integer(),V0 :: float(),V1 :: float().
 uniform2f(Location,V0,V1) ->
   cast(5476, <<Location:?GLint,V0:?GLfloat,V1:?GLfloat>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform3f(Location, V0, V1, V2) -> ok when Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float().
+-spec uniform3f(Location, V0, V1, V2) -> 'ok' when Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float().
 uniform3f(Location,V0,V1,V2) ->
   cast(5477, <<Location:?GLint,V0:?GLfloat,V1:?GLfloat,V2:?GLfloat>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform4f(Location, V0, V1, V2, V3) -> ok when Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float(),V3 :: float().
+-spec uniform4f(Location, V0, V1, V2, V3) -> 'ok' when Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float(),V3 :: float().
 uniform4f(Location,V0,V1,V2,V3) ->
   cast(5478, <<Location:?GLint,V0:?GLfloat,V1:?GLfloat,V2:?GLfloat,V3:?GLfloat>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform1i(Location, V0) -> ok when Location :: integer(),V0 :: integer().
+-spec uniform1i(Location, V0) -> 'ok' when Location :: integer(),V0 :: integer().
 uniform1i(Location,V0) ->
   cast(5479, <<Location:?GLint,V0:?GLint>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform2i(Location, V0, V1) -> ok when Location :: integer(),V0 :: integer(),V1 :: integer().
+-spec uniform2i(Location, V0, V1) -> 'ok' when Location :: integer(),V0 :: integer(),V1 :: integer().
 uniform2i(Location,V0,V1) ->
   cast(5480, <<Location:?GLint,V0:?GLint,V1:?GLint>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform3i(Location, V0, V1, V2) -> ok when Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer().
+-spec uniform3i(Location, V0, V1, V2) -> 'ok' when Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer().
 uniform3i(Location,V0,V1,V2) ->
   cast(5481, <<Location:?GLint,V0:?GLint,V1:?GLint,V2:?GLint>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform4i(Location, V0, V1, V2, V3) -> ok when Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer(),V3 :: integer().
+-spec uniform4i(Location, V0, V1, V2, V3) -> 'ok' when Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer(),V3 :: integer().
 uniform4i(Location,V0,V1,V2,V3) ->
   cast(5482, <<Location:?GLint,V0:?GLint,V1:?GLint,V2:?GLint,V3:?GLint>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform1fv(Location, Value) -> ok when Location :: integer(),Value :: [float()].
+-spec uniform1fv(Location, Value) -> 'ok' when Location :: integer(),Value :: [float()].
 uniform1fv(Location,Value) ->
   cast(5483, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<C:?GLfloat>> || C <- Value>>)/binary,0:(((length(Value)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform2fv(Location, Value) -> ok when Location :: integer(),Value :: [{float(),float()}].
+-spec uniform2fv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{float(),float()}].
 uniform2fv(Location,Value) ->
   cast(5484, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat>> || {V1,V2} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform3fv(Location, Value) -> ok when Location :: integer(),Value :: [{float(),float(),float()}].
+-spec uniform3fv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{float(),float(),float()}].
 uniform3fv(Location,Value) ->
   cast(5485, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat>> || {V1,V2,V3} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform4fv(Location, Value) -> ok when Location :: integer(),Value :: [{float(),float(),float(),float()}].
+-spec uniform4fv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{float(),float(),float(),float()}].
 uniform4fv(Location,Value) ->
   cast(5486, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform1iv(Location, Value) -> ok when Location :: integer(),Value :: [integer()].
+-spec uniform1iv(Location, Value) -> 'ok' when Location :: integer(),Value :: [integer()].
 uniform1iv(Location,Value) ->
   cast(5487, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<C:?GLint>> || C <- Value>>)/binary,0:(((length(Value)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform2iv(Location, Value) -> ok when Location :: integer(),Value :: [{integer(),integer()}].
+-spec uniform2iv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{integer(),integer()}].
 uniform2iv(Location,Value) ->
   cast(5488, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLint,V2:?GLint>> || {V1,V2} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform3iv(Location, Value) -> ok when Location :: integer(),Value :: [{integer(),integer(),integer()}].
+-spec uniform3iv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{integer(),integer(),integer()}].
 uniform3iv(Location,Value) ->
   cast(5489, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLint,V2:?GLint,V3:?GLint>> || {V1,V2,V3} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform4iv(Location, Value) -> ok when Location :: integer(),Value :: [{integer(),integer(),integer(),integer()}].
+-spec uniform4iv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{integer(),integer(),integer(),integer()}].
 uniform4iv(Location,Value) ->
   cast(5490, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLint,V2:?GLint,V3:?GLint,V4:?GLint>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix2fv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float()}].
+-spec uniformMatrix2fv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float()}].
 uniformMatrix2fv(Location,Transpose,Value) ->
   cast(5491, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix3fv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix3fv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix3fv(Location,Transpose,Value) ->
   cast(5492, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat,V9:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix4fv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix4fv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix4fv(Location,Transpose,Value) ->
   cast(5493, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat,V9:?GLfloat,V10:?GLfloat,V11:?GLfloat,V12:?GLfloat,V13:?GLfloat,V14:?GLfloat,V15:?GLfloat,V16:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16} <- Value>>)/binary>>).
@@ -11789,7 +11789,7 @@ uniformMatrix4fv(Location,Transpose,Value) ->
 %% information strings.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glValidateProgram.xml">external</a> documentation.
--spec validateProgram(Program) -> ok when Program :: integer().
+-spec validateProgram(Program) -> 'ok' when Program :: integer().
 validateProgram(Program) ->
   cast(5494, <<Program:?GLuint>>).
 
@@ -11864,191 +11864,191 @@ validateProgram(Program) ->
 %% attribute.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertexAttrib.xml">external</a> documentation.
--spec vertexAttrib1d(Index, X) -> ok when Index :: integer(),X :: float().
+-spec vertexAttrib1d(Index, X) -> 'ok' when Index :: integer(),X :: float().
 vertexAttrib1d(Index,X) ->
   cast(5495, <<Index:?GLuint,0:32,X:?GLdouble>>).
 
 %% @equiv vertexAttrib1d(Index,X)
--spec vertexAttrib1dv(Index :: integer(),V) -> ok when V :: {X :: float()}.
+-spec vertexAttrib1dv(Index :: integer(),V) -> 'ok' when V :: {X :: float()}.
 vertexAttrib1dv(Index,{X}) ->  vertexAttrib1d(Index,X).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib1f(Index, X) -> ok when Index :: integer(),X :: float().
+-spec vertexAttrib1f(Index, X) -> 'ok' when Index :: integer(),X :: float().
 vertexAttrib1f(Index,X) ->
   cast(5496, <<Index:?GLuint,X:?GLfloat>>).
 
 %% @equiv vertexAttrib1f(Index,X)
--spec vertexAttrib1fv(Index :: integer(),V) -> ok when V :: {X :: float()}.
+-spec vertexAttrib1fv(Index :: integer(),V) -> 'ok' when V :: {X :: float()}.
 vertexAttrib1fv(Index,{X}) ->  vertexAttrib1f(Index,X).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib1s(Index, X) -> ok when Index :: integer(),X :: integer().
+-spec vertexAttrib1s(Index, X) -> 'ok' when Index :: integer(),X :: integer().
 vertexAttrib1s(Index,X) ->
   cast(5497, <<Index:?GLuint,X:?GLshort>>).
 
 %% @equiv vertexAttrib1s(Index,X)
--spec vertexAttrib1sv(Index :: integer(),V) -> ok when V :: {X :: integer()}.
+-spec vertexAttrib1sv(Index :: integer(),V) -> 'ok' when V :: {X :: integer()}.
 vertexAttrib1sv(Index,{X}) ->  vertexAttrib1s(Index,X).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib2d(Index, X, Y) -> ok when Index :: integer(),X :: float(),Y :: float().
+-spec vertexAttrib2d(Index, X, Y) -> 'ok' when Index :: integer(),X :: float(),Y :: float().
 vertexAttrib2d(Index,X,Y) ->
   cast(5498, <<Index:?GLuint,0:32,X:?GLdouble,Y:?GLdouble>>).
 
 %% @equiv vertexAttrib2d(Index,X,Y)
--spec vertexAttrib2dv(Index :: integer(),V) -> ok when V :: {X :: float(),Y :: float()}.
+-spec vertexAttrib2dv(Index :: integer(),V) -> 'ok' when V :: {X :: float(),Y :: float()}.
 vertexAttrib2dv(Index,{X,Y}) ->  vertexAttrib2d(Index,X,Y).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib2f(Index, X, Y) -> ok when Index :: integer(),X :: float(),Y :: float().
+-spec vertexAttrib2f(Index, X, Y) -> 'ok' when Index :: integer(),X :: float(),Y :: float().
 vertexAttrib2f(Index,X,Y) ->
   cast(5499, <<Index:?GLuint,X:?GLfloat,Y:?GLfloat>>).
 
 %% @equiv vertexAttrib2f(Index,X,Y)
--spec vertexAttrib2fv(Index :: integer(),V) -> ok when V :: {X :: float(),Y :: float()}.
+-spec vertexAttrib2fv(Index :: integer(),V) -> 'ok' when V :: {X :: float(),Y :: float()}.
 vertexAttrib2fv(Index,{X,Y}) ->  vertexAttrib2f(Index,X,Y).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib2s(Index, X, Y) -> ok when Index :: integer(),X :: integer(),Y :: integer().
+-spec vertexAttrib2s(Index, X, Y) -> 'ok' when Index :: integer(),X :: integer(),Y :: integer().
 vertexAttrib2s(Index,X,Y) ->
   cast(5500, <<Index:?GLuint,X:?GLshort,Y:?GLshort>>).
 
 %% @equiv vertexAttrib2s(Index,X,Y)
--spec vertexAttrib2sv(Index :: integer(),V) -> ok when V :: {X :: integer(),Y :: integer()}.
+-spec vertexAttrib2sv(Index :: integer(),V) -> 'ok' when V :: {X :: integer(),Y :: integer()}.
 vertexAttrib2sv(Index,{X,Y}) ->  vertexAttrib2s(Index,X,Y).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib3d(Index, X, Y, Z) -> ok when Index :: integer(),X :: float(),Y :: float(),Z :: float().
+-spec vertexAttrib3d(Index, X, Y, Z) -> 'ok' when Index :: integer(),X :: float(),Y :: float(),Z :: float().
 vertexAttrib3d(Index,X,Y,Z) ->
   cast(5501, <<Index:?GLuint,0:32,X:?GLdouble,Y:?GLdouble,Z:?GLdouble>>).
 
 %% @equiv vertexAttrib3d(Index,X,Y,Z)
--spec vertexAttrib3dv(Index :: integer(),V) -> ok when V :: {X :: float(),Y :: float(),Z :: float()}.
+-spec vertexAttrib3dv(Index :: integer(),V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float()}.
 vertexAttrib3dv(Index,{X,Y,Z}) ->  vertexAttrib3d(Index,X,Y,Z).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib3f(Index, X, Y, Z) -> ok when Index :: integer(),X :: float(),Y :: float(),Z :: float().
+-spec vertexAttrib3f(Index, X, Y, Z) -> 'ok' when Index :: integer(),X :: float(),Y :: float(),Z :: float().
 vertexAttrib3f(Index,X,Y,Z) ->
   cast(5502, <<Index:?GLuint,X:?GLfloat,Y:?GLfloat,Z:?GLfloat>>).
 
 %% @equiv vertexAttrib3f(Index,X,Y,Z)
--spec vertexAttrib3fv(Index :: integer(),V) -> ok when V :: {X :: float(),Y :: float(),Z :: float()}.
+-spec vertexAttrib3fv(Index :: integer(),V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float()}.
 vertexAttrib3fv(Index,{X,Y,Z}) ->  vertexAttrib3f(Index,X,Y,Z).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib3s(Index, X, Y, Z) -> ok when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer().
+-spec vertexAttrib3s(Index, X, Y, Z) -> 'ok' when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer().
 vertexAttrib3s(Index,X,Y,Z) ->
   cast(5503, <<Index:?GLuint,X:?GLshort,Y:?GLshort,Z:?GLshort>>).
 
 %% @equiv vertexAttrib3s(Index,X,Y,Z)
--spec vertexAttrib3sv(Index :: integer(),V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
+-spec vertexAttrib3sv(Index :: integer(),V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
 vertexAttrib3sv(Index,{X,Y,Z}) ->  vertexAttrib3s(Index,X,Y,Z).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4Nbv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttrib4Nbv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttrib4Nbv(Index,{V1,V2,V3,V4}) ->
   cast(5504, <<Index:?GLuint,V1:?GLbyte,V2:?GLbyte,V3:?GLbyte,V4:?GLbyte>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4Niv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttrib4Niv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttrib4Niv(Index,{V1,V2,V3,V4}) ->
   cast(5505, <<Index:?GLuint,V1:?GLint,V2:?GLint,V3:?GLint,V4:?GLint>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4Nsv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttrib4Nsv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttrib4Nsv(Index,{V1,V2,V3,V4}) ->
   cast(5506, <<Index:?GLuint,V1:?GLshort,V2:?GLshort,V3:?GLshort,V4:?GLshort>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4Nub(Index, X, Y, Z, W) -> ok when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
+-spec vertexAttrib4Nub(Index, X, Y, Z, W) -> 'ok' when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
 vertexAttrib4Nub(Index,X,Y,Z,W) ->
   cast(5507, <<Index:?GLuint,X:?GLubyte,Y:?GLubyte,Z:?GLubyte,W:?GLubyte>>).
 
 %% @equiv vertexAttrib4Nub(Index,X,Y,Z,W)
--spec vertexAttrib4Nubv(Index :: integer(),V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
+-spec vertexAttrib4Nubv(Index :: integer(),V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
 vertexAttrib4Nubv(Index,{X,Y,Z,W}) ->  vertexAttrib4Nub(Index,X,Y,Z,W).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4Nuiv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttrib4Nuiv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttrib4Nuiv(Index,{V1,V2,V3,V4}) ->
   cast(5508, <<Index:?GLuint,V1:?GLuint,V2:?GLuint,V3:?GLuint,V4:?GLuint>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4Nusv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttrib4Nusv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttrib4Nusv(Index,{V1,V2,V3,V4}) ->
   cast(5509, <<Index:?GLuint,V1:?GLushort,V2:?GLushort,V3:?GLushort,V4:?GLushort>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4bv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttrib4bv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttrib4bv(Index,{V1,V2,V3,V4}) ->
   cast(5510, <<Index:?GLuint,V1:?GLbyte,V2:?GLbyte,V3:?GLbyte,V4:?GLbyte>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4d(Index, X, Y, Z, W) -> ok when Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec vertexAttrib4d(Index, X, Y, Z, W) -> 'ok' when Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
 vertexAttrib4d(Index,X,Y,Z,W) ->
   cast(5511, <<Index:?GLuint,0:32,X:?GLdouble,Y:?GLdouble,Z:?GLdouble,W:?GLdouble>>).
 
 %% @equiv vertexAttrib4d(Index,X,Y,Z,W)
--spec vertexAttrib4dv(Index :: integer(),V) -> ok when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
+-spec vertexAttrib4dv(Index :: integer(),V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
 vertexAttrib4dv(Index,{X,Y,Z,W}) ->  vertexAttrib4d(Index,X,Y,Z,W).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4f(Index, X, Y, Z, W) -> ok when Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec vertexAttrib4f(Index, X, Y, Z, W) -> 'ok' when Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
 vertexAttrib4f(Index,X,Y,Z,W) ->
   cast(5512, <<Index:?GLuint,X:?GLfloat,Y:?GLfloat,Z:?GLfloat,W:?GLfloat>>).
 
 %% @equiv vertexAttrib4f(Index,X,Y,Z,W)
--spec vertexAttrib4fv(Index :: integer(),V) -> ok when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
+-spec vertexAttrib4fv(Index :: integer(),V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
 vertexAttrib4fv(Index,{X,Y,Z,W}) ->  vertexAttrib4f(Index,X,Y,Z,W).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4iv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttrib4iv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttrib4iv(Index,{V1,V2,V3,V4}) ->
   cast(5513, <<Index:?GLuint,V1:?GLint,V2:?GLint,V3:?GLint,V4:?GLint>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4s(Index, X, Y, Z, W) -> ok when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
+-spec vertexAttrib4s(Index, X, Y, Z, W) -> 'ok' when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
 vertexAttrib4s(Index,X,Y,Z,W) ->
   cast(5514, <<Index:?GLuint,X:?GLshort,Y:?GLshort,Z:?GLshort,W:?GLshort>>).
 
 %% @equiv vertexAttrib4s(Index,X,Y,Z,W)
--spec vertexAttrib4sv(Index :: integer(),V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
+-spec vertexAttrib4sv(Index :: integer(),V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
 vertexAttrib4sv(Index,{X,Y,Z,W}) ->  vertexAttrib4s(Index,X,Y,Z,W).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4ubv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttrib4ubv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttrib4ubv(Index,{V1,V2,V3,V4}) ->
   cast(5515, <<Index:?GLuint,V1:?GLubyte,V2:?GLubyte,V3:?GLubyte,V4:?GLubyte>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4uiv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttrib4uiv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttrib4uiv(Index,{V1,V2,V3,V4}) ->
   cast(5516, <<Index:?GLuint,V1:?GLuint,V2:?GLuint,V3:?GLuint,V4:?GLuint>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttrib4usv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttrib4usv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttrib4usv(Index,{V1,V2,V3,V4}) ->
   cast(5517, <<Index:?GLuint,V1:?GLushort,V2:?GLushort,V3:?GLushort,V4:?GLushort>>).
 
@@ -12092,7 +12092,7 @@ vertexAttrib4usv(Index,{V1,V2,V3,V4}) ->
 %% , see `glMultiDrawElements', or  {@link gl:drawRangeElements/6}  is called. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertexAttribPointer.xml">external</a> documentation.
--spec vertexAttribPointer(Index, Size, Type, Normalized, Stride, Pointer) -> ok when Index :: integer(),Size :: integer(),Type :: enum(),Normalized :: 0|1,Stride :: integer(),Pointer :: offset()|mem().
+-spec vertexAttribPointer(Index, Size, Type, Normalized, Stride, Pointer) -> 'ok' when Index :: integer(),Size :: integer(),Type :: enum(),Normalized :: 0|1,Stride :: integer(),Pointer :: offset()|mem().
 vertexAttribPointer(Index,Size,Type,Normalized,Stride,Pointer) when  is_integer(Pointer) ->
   cast(5518, <<Index:?GLuint,Size:?GLint,Type:?GLenum,Normalized:?GLboolean,0:24,Stride:?GLsizei,Pointer:?GLuint>>);
 vertexAttribPointer(Index,Size,Type,Normalized,Stride,Pointer) ->
@@ -12101,42 +12101,42 @@ vertexAttribPointer(Index,Size,Type,Normalized,Stride,Pointer) ->
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix2x3fv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix2x3fv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
 uniformMatrix2x3fv(Location,Transpose,Value) ->
   cast(5520, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat>> || {V1,V2,V3,V4,V5,V6} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix3x2fv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix3x2fv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
 uniformMatrix3x2fv(Location,Transpose,Value) ->
   cast(5521, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat>> || {V1,V2,V3,V4,V5,V6} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix2x4fv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix2x4fv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix2x4fv(Location,Transpose,Value) ->
   cast(5522, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix4x2fv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix4x2fv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix4x2fv(Location,Transpose,Value) ->
   cast(5523, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix3x4fv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix3x4fv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix3x4fv(Location,Transpose,Value) ->
   cast(5524, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat,V9:?GLfloat,V10:?GLfloat,V11:?GLfloat,V12:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix4x3fv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix4x3fv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix4x3fv(Location,Transpose,Value) ->
   cast(5525, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat,V9:?GLfloat,V10:?GLfloat,V11:?GLfloat,V12:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12} <- Value>>)/binary>>).
@@ -12144,7 +12144,7 @@ uniformMatrix4x3fv(Location,Transpose,Value) ->
 %% @doc glColorMaski
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glColorMaski.xml">external</a> documentation.
--spec colorMaski(Index, R, G, B, A) -> ok when Index :: integer(),R :: 0|1,G :: 0|1,B :: 0|1,A :: 0|1.
+-spec colorMaski(Index, R, G, B, A) -> 'ok' when Index :: integer(),R :: 0|1,G :: 0|1,B :: 0|1,A :: 0|1.
 colorMaski(Index,R,G,B,A) ->
   cast(5526, <<Index:?GLuint,R:?GLboolean,G:?GLboolean,B:?GLboolean,A:?GLboolean>>).
 
@@ -12162,14 +12162,14 @@ getIntegeri_v(Target,Index) ->
 
 %% @doc 
 %% See {@link enable/1}
--spec enablei(Target, Index) -> ok when Target :: enum(),Index :: integer().
+-spec enablei(Target, Index) -> 'ok' when Target :: enum(),Index :: integer().
 enablei(Target,Index) ->
   cast(5529, <<Target:?GLenum,Index:?GLuint>>).
 
 %% @doc glEnablei
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glEnablei.xml">external</a> documentation.
--spec disablei(Target, Index) -> ok when Target :: enum(),Index :: integer().
+-spec disablei(Target, Index) -> 'ok' when Target :: enum(),Index :: integer().
 disablei(Target,Index) ->
   cast(5530, <<Target:?GLenum,Index:?GLuint>>).
 
@@ -12204,13 +12204,13 @@ isEnabledi(Target,Index) ->
 %% </td></tr></tbody></table>
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBeginTransformFeedback.xml">external</a> documentation.
--spec beginTransformFeedback(PrimitiveMode) -> ok when PrimitiveMode :: enum().
+-spec beginTransformFeedback(PrimitiveMode) -> 'ok' when PrimitiveMode :: enum().
 beginTransformFeedback(PrimitiveMode) ->
   cast(5532, <<PrimitiveMode:?GLenum>>).
 
 %% @doc 
 %% See {@link beginTransformFeedback/1}
--spec endTransformFeedback() -> ok.
+-spec endTransformFeedback() -> 'ok'.
 endTransformFeedback() ->
   cast(5533, <<>>).
 
@@ -12229,7 +12229,7 @@ endTransformFeedback() ->
 %% while used as an indexed target. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindBufferRange.xml">external</a> documentation.
--spec bindBufferRange(Target, Index, Buffer, Offset, Size) -> ok when Target :: enum(),Index :: integer(),Buffer :: integer(),Offset :: integer(),Size :: integer().
+-spec bindBufferRange(Target, Index, Buffer, Offset, Size) -> 'ok' when Target :: enum(),Index :: integer(),Buffer :: integer(),Offset :: integer(),Size :: integer().
 bindBufferRange(Target,Index,Buffer,Offset,Size) ->
   cast(5534, <<Target:?GLenum,Index:?GLuint,Buffer:?GLuint,0:32,Offset:?GLintptr,Size:?GLsizeiptr>>).
 
@@ -12244,7 +12244,7 @@ bindBufferRange(Target,Index,Buffer,Offset,Size) ->
 %% binding point specified by  `Target' . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindBufferBase.xml">external</a> documentation.
--spec bindBufferBase(Target, Index, Buffer) -> ok when Target :: enum(),Index :: integer(),Buffer :: integer().
+-spec bindBufferBase(Target, Index, Buffer) -> 'ok' when Target :: enum(),Index :: integer(),Buffer :: integer().
 bindBufferBase(Target,Index,Buffer) ->
   cast(5535, <<Target:?GLenum,Index:?GLuint,Buffer:?GLuint>>).
 
@@ -12282,7 +12282,7 @@ bindBufferBase(Target,Index,Buffer) ->
 %%  and the buffer mode is `?GL_INTERLEAVED_ATTRIBS'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTransformFeedbackVaryings.xml">external</a> documentation.
--spec transformFeedbackVaryings(Program, Varyings, BufferMode) -> ok when Program :: integer(),Varyings :: iolist(),BufferMode :: enum().
+-spec transformFeedbackVaryings(Program, Varyings, BufferMode) -> 'ok' when Program :: integer(),Varyings :: iolist(),BufferMode :: enum().
 transformFeedbackVaryings(Program,Varyings,BufferMode) ->
  VaryingsTemp = list_to_binary([[Str|[0]] || Str <- Varyings ]),
   cast(5536, <<Program:?GLuint,(length(Varyings)):?GLuint,(size(VaryingsTemp)):?GLuint,(VaryingsTemp)/binary,0:((8-((size(VaryingsTemp)+0) rem 8)) rem 8),BufferMode:?GLenum>>).
@@ -12331,7 +12331,7 @@ getTransformFeedbackVarying(Program,Index,BufSize) ->
 %% only if the selected read buffer has fixed point components and disabled otherwise. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClampColor.xml">external</a> documentation.
--spec clampColor(Target, Clamp) -> ok when Target :: enum(),Clamp :: enum().
+-spec clampColor(Target, Clamp) -> 'ok' when Target :: enum(),Clamp :: enum().
 clampColor(Target,Clamp) ->
   cast(5538, <<Target:?GLenum,Clamp:?GLenum>>).
 
@@ -12363,20 +12363,20 @@ clampColor(Target,Clamp) ->
 %% waiting for the query to complete. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBeginConditionalRender.xml">external</a> documentation.
--spec beginConditionalRender(Id, Mode) -> ok when Id :: integer(),Mode :: enum().
+-spec beginConditionalRender(Id, Mode) -> 'ok' when Id :: integer(),Mode :: enum().
 beginConditionalRender(Id,Mode) ->
   cast(5539, <<Id:?GLuint,Mode:?GLenum>>).
 
 %% @doc 
 %% See {@link beginConditionalRender/2}
--spec endConditionalRender() -> ok.
+-spec endConditionalRender() -> 'ok'.
 endConditionalRender() ->
   cast(5540, <<>>).
 
 %% @doc glVertexAttribIPointer
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertexAttribIPointer.xml">external</a> documentation.
--spec vertexAttribIPointer(Index, Size, Type, Stride, Pointer) -> ok when Index :: integer(),Size :: integer(),Type :: enum(),Stride :: integer(),Pointer :: offset()|mem().
+-spec vertexAttribIPointer(Index, Size, Type, Stride, Pointer) -> 'ok' when Index :: integer(),Size :: integer(),Type :: enum(),Stride :: integer(),Pointer :: offset()|mem().
 vertexAttribIPointer(Index,Size,Type,Stride,Pointer) when  is_integer(Pointer) ->
   cast(5541, <<Index:?GLuint,Size:?GLint,Type:?GLenum,Stride:?GLsizei,Pointer:?GLuint>>);
 vertexAttribIPointer(Index,Size,Type,Stride,Pointer) ->
@@ -12398,105 +12398,105 @@ getVertexAttribIuiv(Index,Pname) ->
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI1i(Index, X) -> ok when Index :: integer(),X :: integer().
+-spec vertexAttribI1i(Index, X) -> 'ok' when Index :: integer(),X :: integer().
 vertexAttribI1i(Index,X) ->
   cast(5545, <<Index:?GLuint,X:?GLint>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI2i(Index, X, Y) -> ok when Index :: integer(),X :: integer(),Y :: integer().
+-spec vertexAttribI2i(Index, X, Y) -> 'ok' when Index :: integer(),X :: integer(),Y :: integer().
 vertexAttribI2i(Index,X,Y) ->
   cast(5546, <<Index:?GLuint,X:?GLint,Y:?GLint>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI3i(Index, X, Y, Z) -> ok when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer().
+-spec vertexAttribI3i(Index, X, Y, Z) -> 'ok' when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer().
 vertexAttribI3i(Index,X,Y,Z) ->
   cast(5547, <<Index:?GLuint,X:?GLint,Y:?GLint,Z:?GLint>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI4i(Index, X, Y, Z, W) -> ok when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
+-spec vertexAttribI4i(Index, X, Y, Z, W) -> 'ok' when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
 vertexAttribI4i(Index,X,Y,Z,W) ->
   cast(5548, <<Index:?GLuint,X:?GLint,Y:?GLint,Z:?GLint,W:?GLint>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI1ui(Index, X) -> ok when Index :: integer(),X :: integer().
+-spec vertexAttribI1ui(Index, X) -> 'ok' when Index :: integer(),X :: integer().
 vertexAttribI1ui(Index,X) ->
   cast(5549, <<Index:?GLuint,X:?GLuint>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI2ui(Index, X, Y) -> ok when Index :: integer(),X :: integer(),Y :: integer().
+-spec vertexAttribI2ui(Index, X, Y) -> 'ok' when Index :: integer(),X :: integer(),Y :: integer().
 vertexAttribI2ui(Index,X,Y) ->
   cast(5550, <<Index:?GLuint,X:?GLuint,Y:?GLuint>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI3ui(Index, X, Y, Z) -> ok when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer().
+-spec vertexAttribI3ui(Index, X, Y, Z) -> 'ok' when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer().
 vertexAttribI3ui(Index,X,Y,Z) ->
   cast(5551, <<Index:?GLuint,X:?GLuint,Y:?GLuint,Z:?GLuint>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI4ui(Index, X, Y, Z, W) -> ok when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
+-spec vertexAttribI4ui(Index, X, Y, Z, W) -> 'ok' when Index :: integer(),X :: integer(),Y :: integer(),Z :: integer(),W :: integer().
 vertexAttribI4ui(Index,X,Y,Z,W) ->
   cast(5552, <<Index:?GLuint,X:?GLuint,Y:?GLuint,Z:?GLuint,W:?GLuint>>).
 
 %% @equiv vertexAttribI1i(Index,X)
--spec vertexAttribI1iv(Index :: integer(),V) -> ok when V :: {X :: integer()}.
+-spec vertexAttribI1iv(Index :: integer(),V) -> 'ok' when V :: {X :: integer()}.
 vertexAttribI1iv(Index,{X}) ->  vertexAttribI1i(Index,X).
 
 %% @equiv vertexAttribI2i(Index,X,Y)
--spec vertexAttribI2iv(Index :: integer(),V) -> ok when V :: {X :: integer(),Y :: integer()}.
+-spec vertexAttribI2iv(Index :: integer(),V) -> 'ok' when V :: {X :: integer(),Y :: integer()}.
 vertexAttribI2iv(Index,{X,Y}) ->  vertexAttribI2i(Index,X,Y).
 
 %% @equiv vertexAttribI3i(Index,X,Y,Z)
--spec vertexAttribI3iv(Index :: integer(),V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
+-spec vertexAttribI3iv(Index :: integer(),V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
 vertexAttribI3iv(Index,{X,Y,Z}) ->  vertexAttribI3i(Index,X,Y,Z).
 
 %% @equiv vertexAttribI4i(Index,X,Y,Z,W)
--spec vertexAttribI4iv(Index :: integer(),V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
+-spec vertexAttribI4iv(Index :: integer(),V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
 vertexAttribI4iv(Index,{X,Y,Z,W}) ->  vertexAttribI4i(Index,X,Y,Z,W).
 
 %% @equiv vertexAttribI1ui(Index,X)
--spec vertexAttribI1uiv(Index :: integer(),V) -> ok when V :: {X :: integer()}.
+-spec vertexAttribI1uiv(Index :: integer(),V) -> 'ok' when V :: {X :: integer()}.
 vertexAttribI1uiv(Index,{X}) ->  vertexAttribI1ui(Index,X).
 
 %% @equiv vertexAttribI2ui(Index,X,Y)
--spec vertexAttribI2uiv(Index :: integer(),V) -> ok when V :: {X :: integer(),Y :: integer()}.
+-spec vertexAttribI2uiv(Index :: integer(),V) -> 'ok' when V :: {X :: integer(),Y :: integer()}.
 vertexAttribI2uiv(Index,{X,Y}) ->  vertexAttribI2ui(Index,X,Y).
 
 %% @equiv vertexAttribI3ui(Index,X,Y,Z)
--spec vertexAttribI3uiv(Index :: integer(),V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
+-spec vertexAttribI3uiv(Index :: integer(),V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer()}.
 vertexAttribI3uiv(Index,{X,Y,Z}) ->  vertexAttribI3ui(Index,X,Y,Z).
 
 %% @equiv vertexAttribI4ui(Index,X,Y,Z,W)
--spec vertexAttribI4uiv(Index :: integer(),V) -> ok when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
+-spec vertexAttribI4uiv(Index :: integer(),V) -> 'ok' when V :: {X :: integer(),Y :: integer(),Z :: integer(),W :: integer()}.
 vertexAttribI4uiv(Index,{X,Y,Z,W}) ->  vertexAttribI4ui(Index,X,Y,Z,W).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI4bv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttribI4bv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttribI4bv(Index,{V1,V2,V3,V4}) ->
   cast(5553, <<Index:?GLuint,V1:?GLbyte,V2:?GLbyte,V3:?GLbyte,V4:?GLbyte>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI4sv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttribI4sv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttribI4sv(Index,{V1,V2,V3,V4}) ->
   cast(5554, <<Index:?GLuint,V1:?GLshort,V2:?GLshort,V3:?GLshort,V4:?GLshort>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI4ubv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttribI4ubv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttribI4ubv(Index,{V1,V2,V3,V4}) ->
   cast(5555, <<Index:?GLuint,V1:?GLubyte,V2:?GLubyte,V3:?GLubyte,V4:?GLubyte>>).
 
 %% @doc 
 %% See {@link vertexAttrib1d/2}
--spec vertexAttribI4usv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec vertexAttribI4usv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 vertexAttribI4usv(Index,{V1,V2,V3,V4}) ->
   cast(5556, <<Index:?GLuint,V1:?GLushort,V2:?GLushort,V3:?GLushort,V4:?GLushort>>).
 
@@ -12529,7 +12529,7 @@ getUniformuiv(Program,Location) ->
 %%  More than one varying out variable is bound to the same color number. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindFragDataLocation.xml">external</a> documentation.
--spec bindFragDataLocation(Program, Color, Name) -> ok when Program :: integer(),Color :: integer(),Name :: string().
+-spec bindFragDataLocation(Program, Color, Name) -> 'ok' when Program :: integer(),Color :: integer(),Name :: string().
 bindFragDataLocation(Program,Color,Name) ->
   cast(5558, <<Program:?GLuint,Color:?GLuint,(list_to_binary([Name|[0]]))/binary,0:((8-((length(Name)+ 1) rem 8)) rem 8)>>).
 
@@ -12548,59 +12548,59 @@ getFragDataLocation(Program,Name) ->
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform1ui(Location, V0) -> ok when Location :: integer(),V0 :: integer().
+-spec uniform1ui(Location, V0) -> 'ok' when Location :: integer(),V0 :: integer().
 uniform1ui(Location,V0) ->
   cast(5560, <<Location:?GLint,V0:?GLuint>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform2ui(Location, V0, V1) -> ok when Location :: integer(),V0 :: integer(),V1 :: integer().
+-spec uniform2ui(Location, V0, V1) -> 'ok' when Location :: integer(),V0 :: integer(),V1 :: integer().
 uniform2ui(Location,V0,V1) ->
   cast(5561, <<Location:?GLint,V0:?GLuint,V1:?GLuint>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform3ui(Location, V0, V1, V2) -> ok when Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer().
+-spec uniform3ui(Location, V0, V1, V2) -> 'ok' when Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer().
 uniform3ui(Location,V0,V1,V2) ->
   cast(5562, <<Location:?GLint,V0:?GLuint,V1:?GLuint,V2:?GLuint>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform4ui(Location, V0, V1, V2, V3) -> ok when Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer(),V3 :: integer().
+-spec uniform4ui(Location, V0, V1, V2, V3) -> 'ok' when Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer(),V3 :: integer().
 uniform4ui(Location,V0,V1,V2,V3) ->
   cast(5563, <<Location:?GLint,V0:?GLuint,V1:?GLuint,V2:?GLuint,V3:?GLuint>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform1uiv(Location, Value) -> ok when Location :: integer(),Value :: [integer()].
+-spec uniform1uiv(Location, Value) -> 'ok' when Location :: integer(),Value :: [integer()].
 uniform1uiv(Location,Value) ->
   cast(5564, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<C:?GLuint>> || C <- Value>>)/binary,0:(((length(Value)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform2uiv(Location, Value) -> ok when Location :: integer(),Value :: [{integer(),integer()}].
+-spec uniform2uiv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{integer(),integer()}].
 uniform2uiv(Location,Value) ->
   cast(5565, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLuint,V2:?GLuint>> || {V1,V2} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform3uiv(Location, Value) -> ok when Location :: integer(),Value :: [{integer(),integer(),integer()}].
+-spec uniform3uiv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{integer(),integer(),integer()}].
 uniform3uiv(Location,Value) ->
   cast(5566, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLuint,V2:?GLuint,V3:?GLuint>> || {V1,V2,V3} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform4uiv(Location, Value) -> ok when Location :: integer(),Value :: [{integer(),integer(),integer(),integer()}].
+-spec uniform4uiv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{integer(),integer(),integer(),integer()}].
 uniform4uiv(Location,Value) ->
   cast(5567, <<Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLuint,V2:?GLuint,V3:?GLuint,V4:?GLuint>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link texParameterf/3}
--spec texParameterIiv(Target, Pname, Params) -> ok when Target :: enum(),Pname :: enum(),Params :: tuple().
+-spec texParameterIiv(Target, Pname, Params) -> 'ok' when Target :: enum(),Pname :: enum(),Params :: tuple().
 texParameterIiv(Target,Pname,Params) ->
   cast(5568, <<Target:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLint>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
@@ -12608,7 +12608,7 @@ texParameterIiv(Target,Pname,Params) ->
 %% @doc glTexParameterI
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexParameterI.xml">external</a> documentation.
--spec texParameterIuiv(Target, Pname, Params) -> ok when Target :: enum(),Pname :: enum(),Params :: tuple().
+-spec texParameterIuiv(Target, Pname, Params) -> 'ok' when Target :: enum(),Pname :: enum(),Params :: tuple().
 texParameterIuiv(Target,Pname,Params) ->
   cast(5569, <<Target:?GLenum,Pname:?GLenum,(size(Params)):?GLuint,
       (<< <<C:?GLuint>> ||C <- tuple_to_list(Params)>>)/binary,0:(((1+size(Params)) rem 2)*32)>>).
@@ -12655,21 +12655,21 @@ getTexParameterIuiv(Target,Pname) ->
 %%  and the buffer being cleared is defined. However, this is not an error. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClearBuffer.xml">external</a> documentation.
--spec clearBufferiv(Buffer, Drawbuffer, Value) -> ok when Buffer :: enum(),Drawbuffer :: integer(),Value :: tuple().
+-spec clearBufferiv(Buffer, Drawbuffer, Value) -> 'ok' when Buffer :: enum(),Drawbuffer :: integer(),Value :: tuple().
 clearBufferiv(Buffer,Drawbuffer,Value) ->
   cast(5572, <<Buffer:?GLenum,Drawbuffer:?GLint,(size(Value)):?GLuint,
       (<< <<C:?GLint>> ||C <- tuple_to_list(Value)>>)/binary,0:(((1+size(Value)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link clearBufferiv/3}
--spec clearBufferuiv(Buffer, Drawbuffer, Value) -> ok when Buffer :: enum(),Drawbuffer :: integer(),Value :: tuple().
+-spec clearBufferuiv(Buffer, Drawbuffer, Value) -> 'ok' when Buffer :: enum(),Drawbuffer :: integer(),Value :: tuple().
 clearBufferuiv(Buffer,Drawbuffer,Value) ->
   cast(5573, <<Buffer:?GLenum,Drawbuffer:?GLint,(size(Value)):?GLuint,
       (<< <<C:?GLuint>> ||C <- tuple_to_list(Value)>>)/binary,0:(((1+size(Value)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link clearBufferiv/3}
--spec clearBufferfv(Buffer, Drawbuffer, Value) -> ok when Buffer :: enum(),Drawbuffer :: integer(),Value :: tuple().
+-spec clearBufferfv(Buffer, Drawbuffer, Value) -> 'ok' when Buffer :: enum(),Drawbuffer :: integer(),Value :: tuple().
 clearBufferfv(Buffer,Drawbuffer,Value) ->
   cast(5574, <<Buffer:?GLenum,Drawbuffer:?GLint,(size(Value)):?GLuint,
       (<< <<C:?GLfloat>> ||C <- tuple_to_list(Value)>>)/binary,0:(((1+size(Value)) rem 2)*32)>>).
@@ -12677,7 +12677,7 @@ clearBufferfv(Buffer,Drawbuffer,Value) ->
 %% @doc glClearBufferfi
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClearBufferfi.xml">external</a> documentation.
--spec clearBufferfi(Buffer, Drawbuffer, Depth, Stencil) -> ok when Buffer :: enum(),Drawbuffer :: integer(),Depth :: float(),Stencil :: integer().
+-spec clearBufferfi(Buffer, Drawbuffer, Depth, Stencil) -> 'ok' when Buffer :: enum(),Drawbuffer :: integer(),Depth :: float(),Stencil :: integer().
 clearBufferfi(Buffer,Drawbuffer,Depth,Stencil) ->
   cast(5575, <<Buffer:?GLenum,Drawbuffer:?GLint,Depth:?GLfloat,Stencil:?GLint>>).
 
@@ -12690,14 +12690,14 @@ getStringi(Name,Index) ->
 %% @doc glDrawArraysInstance
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawArraysInstance.xml">external</a> documentation.
--spec drawArraysInstanced(Mode, First, Count, Primcount) -> ok when Mode :: enum(),First :: integer(),Count :: integer(),Primcount :: integer().
+-spec drawArraysInstanced(Mode, First, Count, Primcount) -> 'ok' when Mode :: enum(),First :: integer(),Count :: integer(),Primcount :: integer().
 drawArraysInstanced(Mode,First,Count,Primcount) ->
   cast(5577, <<Mode:?GLenum,First:?GLint,Count:?GLsizei,Primcount:?GLsizei>>).
 
 %% @doc glDrawElementsInstance
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawElementsInstance.xml">external</a> documentation.
--spec drawElementsInstanced(Mode, Count, Type, Indices, Primcount) -> ok when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Primcount :: integer().
+-spec drawElementsInstanced(Mode, Count, Type, Indices, Primcount) -> 'ok' when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Primcount :: integer().
 drawElementsInstanced(Mode,Count,Type,Indices,Primcount) when  is_integer(Indices) ->
   cast(5578, <<Mode:?GLenum,Count:?GLsizei,Type:?GLenum,Indices:?GLuint,Primcount:?GLsizei>>);
 drawElementsInstanced(Mode,Count,Type,Indices,Primcount) ->
@@ -12768,7 +12768,7 @@ drawElementsInstanced(Mode,Count,Type,Indices,Primcount) ->
 %% or greater than or equal to the clamped number of texels in the texel array. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexBuffer.xml">external</a> documentation.
--spec texBuffer(Target, Internalformat, Buffer) -> ok when Target :: enum(),Internalformat :: enum(),Buffer :: integer().
+-spec texBuffer(Target, Internalformat, Buffer) -> 'ok' when Target :: enum(),Internalformat :: enum(),Buffer :: integer().
 texBuffer(Target,Internalformat,Buffer) ->
   cast(5580, <<Target:?GLenum,Internalformat:?GLenum,Buffer:?GLuint>>).
 
@@ -12790,7 +12790,7 @@ texBuffer(Target,Internalformat,Buffer) ->
 %% occurs before the basevertex offset is added to the array index. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPrimitiveRestartIndex.xml">external</a> documentation.
--spec primitiveRestartIndex(Index) -> ok when Index :: integer().
+-spec primitiveRestartIndex(Index) -> 'ok' when Index :: integer().
 primitiveRestartIndex(Index) ->
   cast(5581, <<Index:?GLuint>>).
 
@@ -12860,7 +12860,7 @@ getBufferParameteri64v(Target,Pname) ->
 %%  is not zero, then  `Textarget'  must be `?GL_TEXTURE_3D'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glFramebufferTexture.xml">external</a> documentation.
--spec framebufferTexture(Target, Attachment, Texture, Level) -> ok when Target :: enum(),Attachment :: enum(),Texture :: integer(),Level :: integer().
+-spec framebufferTexture(Target, Attachment, Texture, Level) -> 'ok' when Target :: enum(),Attachment :: enum(),Texture :: integer(),Level :: integer().
 framebufferTexture(Target,Attachment,Texture,Level) ->
   cast(5584, <<Target:?GLenum,Attachment:?GLenum,Texture:?GLuint,Level:?GLint>>).
 
@@ -12876,7 +12876,7 @@ framebufferTexture(Target,Attachment,Texture,Level) ->
 %%  `Index'  must be less than the value of `?GL_MAX_VERTEX_ATTRIBUTES'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertexAttribDivisor.xml">external</a> documentation.
--spec vertexAttribDivisor(Index, Divisor) -> ok when Index :: integer(),Divisor :: integer().
+-spec vertexAttribDivisor(Index, Divisor) -> 'ok' when Index :: integer(),Divisor :: integer().
 vertexAttribDivisor(Index,Divisor) ->
   cast(5585, <<Index:?GLuint,Divisor:?GLuint>>).
 
@@ -12897,39 +12897,39 @@ vertexAttribDivisor(Index,Divisor) ->
 %% that subset of the fragment's samples is implementation dependent. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMinSampleShading.xml">external</a> documentation.
--spec minSampleShading(Value) -> ok when Value :: clamp().
+-spec minSampleShading(Value) -> 'ok' when Value :: clamp().
 minSampleShading(Value) ->
   cast(5586, <<Value:?GLclampf>>).
 
 %% @doc 
 %% See {@link blendEquation/1}
--spec blendEquationi(Buf, Mode) -> ok when Buf :: integer(),Mode :: enum().
+-spec blendEquationi(Buf, Mode) -> 'ok' when Buf :: integer(),Mode :: enum().
 blendEquationi(Buf,Mode) ->
   cast(5587, <<Buf:?GLuint,Mode:?GLenum>>).
 
 %% @doc 
 %% See {@link blendEquationSeparate/2}
--spec blendEquationSeparatei(Buf, ModeRGB, ModeAlpha) -> ok when Buf :: integer(),ModeRGB :: enum(),ModeAlpha :: enum().
+-spec blendEquationSeparatei(Buf, ModeRGB, ModeAlpha) -> 'ok' when Buf :: integer(),ModeRGB :: enum(),ModeAlpha :: enum().
 blendEquationSeparatei(Buf,ModeRGB,ModeAlpha) ->
   cast(5588, <<Buf:?GLuint,ModeRGB:?GLenum,ModeAlpha:?GLenum>>).
 
 %% @doc glBlendFunci
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBlendFunci.xml">external</a> documentation.
--spec blendFunci(Buf, Src, Dst) -> ok when Buf :: integer(),Src :: enum(),Dst :: enum().
+-spec blendFunci(Buf, Src, Dst) -> 'ok' when Buf :: integer(),Src :: enum(),Dst :: enum().
 blendFunci(Buf,Src,Dst) ->
   cast(5589, <<Buf:?GLuint,Src:?GLenum,Dst:?GLenum>>).
 
 %% @doc 
 %% See {@link blendFuncSeparate/4}
--spec blendFuncSeparatei(Buf, SrcRGB, DstRGB, SrcAlpha, DstAlpha) -> ok when Buf :: integer(),SrcRGB :: enum(),DstRGB :: enum(),SrcAlpha :: enum(),DstAlpha :: enum().
+-spec blendFuncSeparatei(Buf, SrcRGB, DstRGB, SrcAlpha, DstAlpha) -> 'ok' when Buf :: integer(),SrcRGB :: enum(),DstRGB :: enum(),SrcAlpha :: enum(),DstAlpha :: enum().
 blendFuncSeparatei(Buf,SrcRGB,DstRGB,SrcAlpha,DstAlpha) ->
   cast(5590, <<Buf:?GLuint,SrcRGB:?GLenum,DstRGB:?GLenum,SrcAlpha:?GLenum,DstAlpha:?GLenum>>).
 
 %% @doc glLoadTransposeMatrixARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLoadTransposeMatrixARB.xml">external</a> documentation.
--spec loadTransposeMatrixfARB(M) -> ok when M :: matrix().
+-spec loadTransposeMatrixfARB(M) -> 'ok' when M :: matrix().
 loadTransposeMatrixfARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5591, <<M1:?GLfloat,M2:?GLfloat,M3:?GLfloat,M4:?GLfloat,M5:?GLfloat,M6:?GLfloat,M7:?GLfloat,M8:?GLfloat,M9:?GLfloat,M10:?GLfloat,M11:?GLfloat,M12:?GLfloat,M13:?GLfloat,M14:?GLfloat,M15:?GLfloat,M16:?GLfloat>>);
 loadTransposeMatrixfARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -12938,7 +12938,7 @@ loadTransposeMatrixfARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 %% @doc glLoadTransposeMatrixARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLoadTransposeMatrixARB.xml">external</a> documentation.
--spec loadTransposeMatrixdARB(M) -> ok when M :: matrix().
+-spec loadTransposeMatrixdARB(M) -> 'ok' when M :: matrix().
 loadTransposeMatrixdARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5592, <<M1:?GLdouble,M2:?GLdouble,M3:?GLdouble,M4:?GLdouble,M5:?GLdouble,M6:?GLdouble,M7:?GLdouble,M8:?GLdouble,M9:?GLdouble,M10:?GLdouble,M11:?GLdouble,M12:?GLdouble,M13:?GLdouble,M14:?GLdouble,M15:?GLdouble,M16:?GLdouble>>);
 loadTransposeMatrixdARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -12947,7 +12947,7 @@ loadTransposeMatrixdARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 %% @doc glMultTransposeMatrixARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMultTransposeMatrixARB.xml">external</a> documentation.
--spec multTransposeMatrixfARB(M) -> ok when M :: matrix().
+-spec multTransposeMatrixfARB(M) -> 'ok' when M :: matrix().
 multTransposeMatrixfARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5593, <<M1:?GLfloat,M2:?GLfloat,M3:?GLfloat,M4:?GLfloat,M5:?GLfloat,M6:?GLfloat,M7:?GLfloat,M8:?GLfloat,M9:?GLfloat,M10:?GLfloat,M11:?GLfloat,M12:?GLfloat,M13:?GLfloat,M14:?GLfloat,M15:?GLfloat,M16:?GLfloat>>);
 multTransposeMatrixfARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -12956,7 +12956,7 @@ multTransposeMatrixfARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 %% @doc glMultTransposeMatrixARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMultTransposeMatrixARB.xml">external</a> documentation.
--spec multTransposeMatrixdARB(M) -> ok when M :: matrix().
+-spec multTransposeMatrixdARB(M) -> 'ok' when M :: matrix().
 multTransposeMatrixdARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12,M13,M14,M15,M16}) ->
   cast(5594, <<M1:?GLdouble,M2:?GLdouble,M3:?GLdouble,M4:?GLdouble,M5:?GLdouble,M6:?GLdouble,M7:?GLdouble,M8:?GLdouble,M9:?GLdouble,M10:?GLdouble,M11:?GLdouble,M12:?GLdouble,M13:?GLdouble,M14:?GLdouble,M15:?GLdouble,M16:?GLdouble>>);
 multTransposeMatrixdARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
@@ -12965,7 +12965,7 @@ multTransposeMatrixdARB({M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12}) ->
 %% @doc glWeightARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glWeightARB.xml">external</a> documentation.
--spec weightbvARB(Weights) -> ok when Weights :: [integer()].
+-spec weightbvARB(Weights) -> 'ok' when Weights :: [integer()].
 weightbvARB(Weights) ->
   cast(5595, <<(length(Weights)):?GLuint,
         (<< <<C:?GLbyte>> || C <- Weights>>)/binary,0:((8-((length(Weights)+ 4) rem 8)) rem 8)>>).
@@ -12973,7 +12973,7 @@ weightbvARB(Weights) ->
 %% @doc glWeightARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glWeightARB.xml">external</a> documentation.
--spec weightsvARB(Weights) -> ok when Weights :: [integer()].
+-spec weightsvARB(Weights) -> 'ok' when Weights :: [integer()].
 weightsvARB(Weights) ->
   cast(5596, <<(length(Weights)):?GLuint,
         (<< <<C:?GLshort>> || C <- Weights>>)/binary,0:((8-((length(Weights)*2+ 4) rem 8)) rem 8)>>).
@@ -12981,7 +12981,7 @@ weightsvARB(Weights) ->
 %% @doc glWeightARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glWeightARB.xml">external</a> documentation.
--spec weightivARB(Weights) -> ok when Weights :: [integer()].
+-spec weightivARB(Weights) -> 'ok' when Weights :: [integer()].
 weightivARB(Weights) ->
   cast(5597, <<(length(Weights)):?GLuint,
         (<< <<C:?GLint>> || C <- Weights>>)/binary,0:(((1+length(Weights)) rem 2)*32)>>).
@@ -12989,7 +12989,7 @@ weightivARB(Weights) ->
 %% @doc glWeightARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glWeightARB.xml">external</a> documentation.
--spec weightfvARB(Weights) -> ok when Weights :: [float()].
+-spec weightfvARB(Weights) -> 'ok' when Weights :: [float()].
 weightfvARB(Weights) ->
   cast(5598, <<(length(Weights)):?GLuint,
         (<< <<C:?GLfloat>> || C <- Weights>>)/binary,0:(((1+length(Weights)) rem 2)*32)>>).
@@ -12997,7 +12997,7 @@ weightfvARB(Weights) ->
 %% @doc glWeightARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glWeightARB.xml">external</a> documentation.
--spec weightdvARB(Weights) -> ok when Weights :: [float()].
+-spec weightdvARB(Weights) -> 'ok' when Weights :: [float()].
 weightdvARB(Weights) ->
   cast(5599, <<(length(Weights)):?GLuint,0:32,
         (<< <<C:?GLdouble>> || C <- Weights>>)/binary>>).
@@ -13005,7 +13005,7 @@ weightdvARB(Weights) ->
 %% @doc glWeightARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glWeightARB.xml">external</a> documentation.
--spec weightubvARB(Weights) -> ok when Weights :: [integer()].
+-spec weightubvARB(Weights) -> 'ok' when Weights :: [integer()].
 weightubvARB(Weights) ->
   cast(5600, <<(length(Weights)):?GLuint,
         (<< <<C:?GLubyte>> || C <- Weights>>)/binary,0:((8-((length(Weights)+ 4) rem 8)) rem 8)>>).
@@ -13013,7 +13013,7 @@ weightubvARB(Weights) ->
 %% @doc glWeightARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glWeightARB.xml">external</a> documentation.
--spec weightusvARB(Weights) -> ok when Weights :: [integer()].
+-spec weightusvARB(Weights) -> 'ok' when Weights :: [integer()].
 weightusvARB(Weights) ->
   cast(5601, <<(length(Weights)):?GLuint,
         (<< <<C:?GLushort>> || C <- Weights>>)/binary,0:((8-((length(Weights)*2+ 4) rem 8)) rem 8)>>).
@@ -13021,7 +13021,7 @@ weightusvARB(Weights) ->
 %% @doc glWeightARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glWeightARB.xml">external</a> documentation.
--spec weightuivARB(Weights) -> ok when Weights :: [integer()].
+-spec weightuivARB(Weights) -> 'ok' when Weights :: [integer()].
 weightuivARB(Weights) ->
   cast(5602, <<(length(Weights)):?GLuint,
         (<< <<C:?GLuint>> || C <- Weights>>)/binary,0:(((1+length(Weights)) rem 2)*32)>>).
@@ -13029,21 +13029,21 @@ weightuivARB(Weights) ->
 %% @doc glVertexBlenARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertexBlenARB.xml">external</a> documentation.
--spec vertexBlendARB(Count) -> ok when Count :: integer().
+-spec vertexBlendARB(Count) -> 'ok' when Count :: integer().
 vertexBlendARB(Count) ->
   cast(5603, <<Count:?GLint>>).
 
 %% @doc glCurrentPaletteMatrixARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCurrentPaletteMatrixARB.xml">external</a> documentation.
--spec currentPaletteMatrixARB(Index) -> ok when Index :: integer().
+-spec currentPaletteMatrixARB(Index) -> 'ok' when Index :: integer().
 currentPaletteMatrixARB(Index) ->
   cast(5604, <<Index:?GLint>>).
 
 %% @doc glMatrixIndexARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMatrixIndexARB.xml">external</a> documentation.
--spec matrixIndexubvARB(Indices) -> ok when Indices :: [integer()].
+-spec matrixIndexubvARB(Indices) -> 'ok' when Indices :: [integer()].
 matrixIndexubvARB(Indices) ->
   cast(5605, <<(length(Indices)):?GLuint,
         (<< <<C:?GLubyte>> || C <- Indices>>)/binary,0:((8-((length(Indices)+ 4) rem 8)) rem 8)>>).
@@ -13051,7 +13051,7 @@ matrixIndexubvARB(Indices) ->
 %% @doc glMatrixIndexARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMatrixIndexARB.xml">external</a> documentation.
--spec matrixIndexusvARB(Indices) -> ok when Indices :: [integer()].
+-spec matrixIndexusvARB(Indices) -> 'ok' when Indices :: [integer()].
 matrixIndexusvARB(Indices) ->
   cast(5606, <<(length(Indices)):?GLuint,
         (<< <<C:?GLushort>> || C <- Indices>>)/binary,0:((8-((length(Indices)*2+ 4) rem 8)) rem 8)>>).
@@ -13059,7 +13059,7 @@ matrixIndexusvARB(Indices) ->
 %% @doc glMatrixIndexARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMatrixIndexARB.xml">external</a> documentation.
--spec matrixIndexuivARB(Indices) -> ok when Indices :: [integer()].
+-spec matrixIndexuivARB(Indices) -> 'ok' when Indices :: [integer()].
 matrixIndexuivARB(Indices) ->
   cast(5607, <<(length(Indices)):?GLuint,
         (<< <<C:?GLuint>> || C <- Indices>>)/binary,0:(((1+length(Indices)) rem 2)*32)>>).
@@ -13067,21 +13067,21 @@ matrixIndexuivARB(Indices) ->
 %% @doc glProgramStringARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramStringARB.xml">external</a> documentation.
--spec programStringARB(Target, Format, String) -> ok when Target :: enum(),Format :: enum(),String :: string().
+-spec programStringARB(Target, Format, String) -> 'ok' when Target :: enum(),Format :: enum(),String :: string().
 programStringARB(Target,Format,String) ->
   cast(5608, <<Target:?GLenum,Format:?GLenum,(list_to_binary([String|[0]]))/binary,0:((8-((length(String)+ 1) rem 8)) rem 8)>>).
 
 %% @doc glBindProgramARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindProgramARB.xml">external</a> documentation.
--spec bindProgramARB(Target, Program) -> ok when Target :: enum(),Program :: integer().
+-spec bindProgramARB(Target, Program) -> 'ok' when Target :: enum(),Program :: integer().
 bindProgramARB(Target,Program) ->
   cast(5609, <<Target:?GLenum,Program:?GLuint>>).
 
 %% @doc glDeleteProgramsARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteProgramsARB.xml">external</a> documentation.
--spec deleteProgramsARB(Programs) -> ok when Programs :: [integer()].
+-spec deleteProgramsARB(Programs) -> 'ok' when Programs :: [integer()].
 deleteProgramsARB(Programs) ->
   cast(5610, <<(length(Programs)):?GLuint,
         (<< <<C:?GLuint>> || C <- Programs>>)/binary,0:(((1+length(Programs)) rem 2)*32)>>).
@@ -13096,56 +13096,56 @@ genProgramsARB(N) ->
 %% @doc glProgramEnvParameterARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramEnvParameterARB.xml">external</a> documentation.
--spec programEnvParameter4dARB(Target, Index, X, Y, Z, W) -> ok when Target :: enum(),Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec programEnvParameter4dARB(Target, Index, X, Y, Z, W) -> 'ok' when Target :: enum(),Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
 programEnvParameter4dARB(Target,Index,X,Y,Z,W) ->
   cast(5612, <<Target:?GLenum,Index:?GLuint,X:?GLdouble,Y:?GLdouble,Z:?GLdouble,W:?GLdouble>>).
 
 %% @doc glProgramEnvParameterARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramEnvParameterARB.xml">external</a> documentation.
--spec programEnvParameter4dvARB(Target, Index, Params) -> ok when Target :: enum(),Index :: integer(),Params :: {float(),float(),float(),float()}.
+-spec programEnvParameter4dvARB(Target, Index, Params) -> 'ok' when Target :: enum(),Index :: integer(),Params :: {float(),float(),float(),float()}.
 programEnvParameter4dvARB(Target,Index,{P1,P2,P3,P4}) ->
   cast(5613, <<Target:?GLenum,Index:?GLuint,P1:?GLdouble,P2:?GLdouble,P3:?GLdouble,P4:?GLdouble>>).
 
 %% @doc glProgramEnvParameterARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramEnvParameterARB.xml">external</a> documentation.
--spec programEnvParameter4fARB(Target, Index, X, Y, Z, W) -> ok when Target :: enum(),Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec programEnvParameter4fARB(Target, Index, X, Y, Z, W) -> 'ok' when Target :: enum(),Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
 programEnvParameter4fARB(Target,Index,X,Y,Z,W) ->
   cast(5614, <<Target:?GLenum,Index:?GLuint,X:?GLfloat,Y:?GLfloat,Z:?GLfloat,W:?GLfloat>>).
 
 %% @doc glProgramEnvParameterARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramEnvParameterARB.xml">external</a> documentation.
--spec programEnvParameter4fvARB(Target, Index, Params) -> ok when Target :: enum(),Index :: integer(),Params :: {float(),float(),float(),float()}.
+-spec programEnvParameter4fvARB(Target, Index, Params) -> 'ok' when Target :: enum(),Index :: integer(),Params :: {float(),float(),float(),float()}.
 programEnvParameter4fvARB(Target,Index,{P1,P2,P3,P4}) ->
   cast(5615, <<Target:?GLenum,Index:?GLuint,P1:?GLfloat,P2:?GLfloat,P3:?GLfloat,P4:?GLfloat>>).
 
 %% @doc glProgramLocalParameterARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramLocalParameterARB.xml">external</a> documentation.
--spec programLocalParameter4dARB(Target, Index, X, Y, Z, W) -> ok when Target :: enum(),Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec programLocalParameter4dARB(Target, Index, X, Y, Z, W) -> 'ok' when Target :: enum(),Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
 programLocalParameter4dARB(Target,Index,X,Y,Z,W) ->
   cast(5616, <<Target:?GLenum,Index:?GLuint,X:?GLdouble,Y:?GLdouble,Z:?GLdouble,W:?GLdouble>>).
 
 %% @doc glProgramLocalParameterARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramLocalParameterARB.xml">external</a> documentation.
--spec programLocalParameter4dvARB(Target, Index, Params) -> ok when Target :: enum(),Index :: integer(),Params :: {float(),float(),float(),float()}.
+-spec programLocalParameter4dvARB(Target, Index, Params) -> 'ok' when Target :: enum(),Index :: integer(),Params :: {float(),float(),float(),float()}.
 programLocalParameter4dvARB(Target,Index,{P1,P2,P3,P4}) ->
   cast(5617, <<Target:?GLenum,Index:?GLuint,P1:?GLdouble,P2:?GLdouble,P3:?GLdouble,P4:?GLdouble>>).
 
 %% @doc glProgramLocalParameterARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramLocalParameterARB.xml">external</a> documentation.
--spec programLocalParameter4fARB(Target, Index, X, Y, Z, W) -> ok when Target :: enum(),Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec programLocalParameter4fARB(Target, Index, X, Y, Z, W) -> 'ok' when Target :: enum(),Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
 programLocalParameter4fARB(Target,Index,X,Y,Z,W) ->
   cast(5618, <<Target:?GLenum,Index:?GLuint,X:?GLfloat,Y:?GLfloat,Z:?GLfloat,W:?GLfloat>>).
 
 %% @doc glProgramLocalParameterARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramLocalParameterARB.xml">external</a> documentation.
--spec programLocalParameter4fvARB(Target, Index, Params) -> ok when Target :: enum(),Index :: integer(),Params :: {float(),float(),float(),float()}.
+-spec programLocalParameter4fvARB(Target, Index, Params) -> 'ok' when Target :: enum(),Index :: integer(),Params :: {float(),float(),float(),float()}.
 programLocalParameter4fvARB(Target,Index,{P1,P2,P3,P4}) ->
   cast(5619, <<Target:?GLenum,Index:?GLuint,P1:?GLfloat,P2:?GLfloat,P3:?GLfloat,P4:?GLfloat>>).
 
@@ -13180,7 +13180,7 @@ getProgramLocalParameterfvARB(Target,Index) ->
 %% @doc glGetProgramStringARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGetProgramStringARB.xml">external</a> documentation.
--spec getProgramStringARB(Target, Pname, String) -> ok when Target :: enum(),Pname :: enum(),String :: mem().
+-spec getProgramStringARB(Target, Pname, String) -> 'ok' when Target :: enum(),Pname :: enum(),String :: mem().
 getProgramStringARB(Target,Pname,String) ->
   send_bin(String),
   call(5624, <<Target:?GLenum,Pname:?GLenum>>).
@@ -13195,7 +13195,7 @@ getBufferParameterivARB(Target,Pname) ->
 %% @doc glDeleteObjectARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteObjectARB.xml">external</a> documentation.
--spec deleteObjectARB(Obj) -> ok when Obj :: integer().
+-spec deleteObjectARB(Obj) -> 'ok' when Obj :: integer().
 deleteObjectARB(Obj) ->
   cast(5626, <<Obj:?GLhandleARB>>).
 
@@ -13209,7 +13209,7 @@ getHandleARB(Pname) ->
 %% @doc glDetachObjectARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDetachObjectARB.xml">external</a> documentation.
--spec detachObjectARB(ContainerObj, AttachedObj) -> ok when ContainerObj :: integer(),AttachedObj :: integer().
+-spec detachObjectARB(ContainerObj, AttachedObj) -> 'ok' when ContainerObj :: integer(),AttachedObj :: integer().
 detachObjectARB(ContainerObj,AttachedObj) ->
   cast(5628, <<ContainerObj:?GLhandleARB,AttachedObj:?GLhandleARB>>).
 
@@ -13223,7 +13223,7 @@ createShaderObjectARB(ShaderType) ->
 %% @doc glShaderSourceARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glShaderSourceARB.xml">external</a> documentation.
--spec shaderSourceARB(ShaderObj, String) -> ok when ShaderObj :: integer(),String :: iolist().
+-spec shaderSourceARB(ShaderObj, String) -> 'ok' when ShaderObj :: integer(),String :: iolist().
 shaderSourceARB(ShaderObj,String) ->
  StringTemp = list_to_binary([[Str|[0]] || Str <- String ]),
   cast(5630, <<ShaderObj:?GLhandleARB,(length(String)):?GLuint,(size(StringTemp)):?GLuint,(StringTemp)/binary,0:((8-((size(StringTemp)+4) rem 8)) rem 8)>>).
@@ -13231,7 +13231,7 @@ shaderSourceARB(ShaderObj,String) ->
 %% @doc glCompileShaderARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCompileShaderARB.xml">external</a> documentation.
--spec compileShaderARB(ShaderObj) -> ok when ShaderObj :: integer().
+-spec compileShaderARB(ShaderObj) -> 'ok' when ShaderObj :: integer().
 compileShaderARB(ShaderObj) ->
   cast(5631, <<ShaderObj:?GLhandleARB>>).
 
@@ -13245,28 +13245,28 @@ createProgramObjectARB() ->
 %% @doc glAttachObjectARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glAttachObjectARB.xml">external</a> documentation.
--spec attachObjectARB(ContainerObj, Obj) -> ok when ContainerObj :: integer(),Obj :: integer().
+-spec attachObjectARB(ContainerObj, Obj) -> 'ok' when ContainerObj :: integer(),Obj :: integer().
 attachObjectARB(ContainerObj,Obj) ->
   cast(5633, <<ContainerObj:?GLhandleARB,Obj:?GLhandleARB>>).
 
 %% @doc glLinkProgramARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glLinkProgramARB.xml">external</a> documentation.
--spec linkProgramARB(ProgramObj) -> ok when ProgramObj :: integer().
+-spec linkProgramARB(ProgramObj) -> 'ok' when ProgramObj :: integer().
 linkProgramARB(ProgramObj) ->
   cast(5634, <<ProgramObj:?GLhandleARB>>).
 
 %% @doc glUseProgramObjectARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glUseProgramObjectARB.xml">external</a> documentation.
--spec useProgramObjectARB(ProgramObj) -> ok when ProgramObj :: integer().
+-spec useProgramObjectARB(ProgramObj) -> 'ok' when ProgramObj :: integer().
 useProgramObjectARB(ProgramObj) ->
   cast(5635, <<ProgramObj:?GLhandleARB>>).
 
 %% @doc glValidateProgramARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glValidateProgramARB.xml">external</a> documentation.
--spec validateProgramARB(ProgramObj) -> ok when ProgramObj :: integer().
+-spec validateProgramARB(ProgramObj) -> 'ok' when ProgramObj :: integer().
 validateProgramARB(ProgramObj) ->
   cast(5636, <<ProgramObj:?GLhandleARB>>).
 
@@ -13336,7 +13336,7 @@ getShaderSourceARB(Obj,MaxLength) ->
 %% @doc glBindAttribLocationARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindAttribLocationARB.xml">external</a> documentation.
--spec bindAttribLocationARB(ProgramObj, Index, Name) -> ok when ProgramObj :: integer(),Index :: integer(),Name :: string().
+-spec bindAttribLocationARB(ProgramObj, Index, Name) -> 'ok' when ProgramObj :: integer(),Index :: integer(),Name :: string().
 bindAttribLocationARB(ProgramObj,Index,Name) ->
   cast(5646, <<ProgramObj:?GLhandleARB,Index:?GLuint,(list_to_binary([Name|[0]]))/binary,0:((8-((length(Name)+ 5) rem 8)) rem 8)>>).
 
@@ -13378,7 +13378,7 @@ isRenderbuffer(Renderbuffer) ->
 %% object to  `Target' . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindRenderbuffer.xml">external</a> documentation.
--spec bindRenderbuffer(Target, Renderbuffer) -> ok when Target :: enum(),Renderbuffer :: integer().
+-spec bindRenderbuffer(Target, Renderbuffer) -> 'ok' when Target :: enum(),Renderbuffer :: integer().
 bindRenderbuffer(Target,Renderbuffer) ->
   cast(5650, <<Target:?GLenum,Renderbuffer:?GLuint>>).
 
@@ -13400,7 +13400,7 @@ bindRenderbuffer(Target,Renderbuffer) ->
 %% renderbuffer image is specifically `not' detached from any non-bound framebuffers. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteRenderbuffers.xml">external</a> documentation.
--spec deleteRenderbuffers(Renderbuffers) -> ok when Renderbuffers :: [integer()].
+-spec deleteRenderbuffers(Renderbuffers) -> 'ok' when Renderbuffers :: [integer()].
 deleteRenderbuffers(Renderbuffers) ->
   cast(5651, <<(length(Renderbuffers)):?GLuint,
         (<< <<C:?GLuint>> || C <- Renderbuffers>>)/binary,0:(((1+length(Renderbuffers)) rem 2)*32)>>).
@@ -13440,7 +13440,7 @@ genRenderbuffers(N) ->
 %% undefined. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glRenderbufferStorage.xml">external</a> documentation.
--spec renderbufferStorage(Target, Internalformat, Width, Height) -> ok when Target :: enum(),Internalformat :: enum(),Width :: integer(),Height :: integer().
+-spec renderbufferStorage(Target, Internalformat, Width, Height) -> 'ok' when Target :: enum(),Internalformat :: enum(),Width :: integer(),Height :: integer().
 renderbufferStorage(Target,Internalformat,Width,Height) ->
   cast(5653, <<Target:?GLenum,Internalformat:?GLenum,Width:?GLsizei,Height:?GLsizei>>).
 
@@ -13500,7 +13500,7 @@ isFramebuffer(Framebuffer) ->
 %% object to  `Target' . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindFramebuffer.xml">external</a> documentation.
--spec bindFramebuffer(Target, Framebuffer) -> ok when Target :: enum(),Framebuffer :: integer().
+-spec bindFramebuffer(Target, Framebuffer) -> 'ok' when Target :: enum(),Framebuffer :: integer().
 bindFramebuffer(Target,Framebuffer) ->
   cast(5656, <<Target:?GLenum,Framebuffer:?GLuint>>).
 
@@ -13515,7 +13515,7 @@ bindFramebuffer(Target,Framebuffer) ->
 %% had been executed with the corresponding  `Target'  and  `Framebuffer'  zero. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteFramebuffers.xml">external</a> documentation.
--spec deleteFramebuffers(Framebuffers) -> ok when Framebuffers :: [integer()].
+-spec deleteFramebuffers(Framebuffers) -> 'ok' when Framebuffers :: [integer()].
 deleteFramebuffers(Framebuffers) ->
   cast(5657, <<(length(Framebuffers)):?GLuint,
         (<< <<C:?GLuint>> || C <- Framebuffers>>)/binary,0:(((1+length(Framebuffers)) rem 2)*32)>>).
@@ -13591,19 +13591,19 @@ checkFramebufferStatus(Target) ->
 
 %% @doc 
 %% See {@link framebufferTexture/4}
--spec framebufferTexture1D(Target, Attachment, Textarget, Texture, Level) -> ok when Target :: enum(),Attachment :: enum(),Textarget :: enum(),Texture :: integer(),Level :: integer().
+-spec framebufferTexture1D(Target, Attachment, Textarget, Texture, Level) -> 'ok' when Target :: enum(),Attachment :: enum(),Textarget :: enum(),Texture :: integer(),Level :: integer().
 framebufferTexture1D(Target,Attachment,Textarget,Texture,Level) ->
   cast(5660, <<Target:?GLenum,Attachment:?GLenum,Textarget:?GLenum,Texture:?GLuint,Level:?GLint>>).
 
 %% @doc 
 %% See {@link framebufferTexture/4}
--spec framebufferTexture2D(Target, Attachment, Textarget, Texture, Level) -> ok when Target :: enum(),Attachment :: enum(),Textarget :: enum(),Texture :: integer(),Level :: integer().
+-spec framebufferTexture2D(Target, Attachment, Textarget, Texture, Level) -> 'ok' when Target :: enum(),Attachment :: enum(),Textarget :: enum(),Texture :: integer(),Level :: integer().
 framebufferTexture2D(Target,Attachment,Textarget,Texture,Level) ->
   cast(5661, <<Target:?GLenum,Attachment:?GLenum,Textarget:?GLenum,Texture:?GLuint,Level:?GLint>>).
 
 %% @doc 
 %% See {@link framebufferTexture/4}
--spec framebufferTexture3D(Target, Attachment, Textarget, Texture, Level, Zoffset) -> ok when Target :: enum(),Attachment :: enum(),Textarget :: enum(),Texture :: integer(),Level :: integer(),Zoffset :: integer().
+-spec framebufferTexture3D(Target, Attachment, Textarget, Texture, Level, Zoffset) -> 'ok' when Target :: enum(),Attachment :: enum(),Textarget :: enum(),Texture :: integer(),Level :: integer(),Zoffset :: integer().
 framebufferTexture3D(Target,Attachment,Textarget,Texture,Level,Zoffset) ->
   cast(5662, <<Target:?GLenum,Attachment:?GLenum,Textarget:?GLenum,Texture:?GLuint,Level:?GLint,Zoffset:?GLint>>).
 
@@ -13635,7 +13635,7 @@ framebufferTexture3D(Target,Attachment,Textarget,Texture,Level,Zoffset) ->
 %% . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glFramebufferRenderbuffer.xml">external</a> documentation.
--spec framebufferRenderbuffer(Target, Attachment, Renderbuffertarget, Renderbuffer) -> ok when Target :: enum(),Attachment :: enum(),Renderbuffertarget :: enum(),Renderbuffer :: integer().
+-spec framebufferRenderbuffer(Target, Attachment, Renderbuffertarget, Renderbuffer) -> 'ok' when Target :: enum(),Attachment :: enum(),Renderbuffertarget :: enum(),Renderbuffer :: integer().
 framebufferRenderbuffer(Target,Attachment,Renderbuffertarget,Renderbuffer) ->
   cast(5663, <<Target:?GLenum,Attachment:?GLenum,Renderbuffertarget:?GLenum,Renderbuffer:?GLuint>>).
 
@@ -13751,7 +13751,7 @@ getFramebufferAttachmentParameteriv(Target,Attachment,Pname) ->
 %% independently. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGenerateMipmap.xml">external</a> documentation.
--spec generateMipmap(Target) -> ok when Target :: enum().
+-spec generateMipmap(Target) -> 'ok' when Target :: enum().
 generateMipmap(Target) ->
   cast(5665, <<Target:?GLenum>>).
 
@@ -13793,7 +13793,7 @@ generateMipmap(Target) ->
 %% buffers are the same, the result of the operation is undefined. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBlitFramebuffer.xml">external</a> documentation.
--spec blitFramebuffer(SrcX0, SrcY0, SrcX1, SrcY1, DstX0, DstY0, DstX1, DstY1, Mask, Filter) -> ok when SrcX0 :: integer(),SrcY0 :: integer(),SrcX1 :: integer(),SrcY1 :: integer(),DstX0 :: integer(),DstY0 :: integer(),DstX1 :: integer(),DstY1 :: integer(),Mask :: integer(),Filter :: enum().
+-spec blitFramebuffer(SrcX0, SrcY0, SrcX1, SrcY1, DstX0, DstY0, DstX1, DstY1, Mask, Filter) -> 'ok' when SrcX0 :: integer(),SrcY0 :: integer(),SrcX1 :: integer(),SrcY1 :: integer(),DstX0 :: integer(),DstY0 :: integer(),DstX1 :: integer(),DstY1 :: integer(),Mask :: integer(),Filter :: enum().
 blitFramebuffer(SrcX0,SrcY0,SrcX1,SrcY1,DstX0,DstY0,DstX1,DstY1,Mask,Filter) ->
   cast(5666, <<SrcX0:?GLint,SrcY0:?GLint,SrcX1:?GLint,SrcY1:?GLint,DstX0:?GLint,DstY0:?GLint,DstX1:?GLint,DstY1:?GLint,Mask:?GLbitfield,Filter:?GLenum>>).
 
@@ -13817,19 +13817,19 @@ blitFramebuffer(SrcX0,SrcY0,SrcX1,SrcY1,DstX0,DstY0,DstX1,DstY1,Mask,Filter) ->
 %%  are undefined. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glRenderbufferStorageMultisample.xml">external</a> documentation.
--spec renderbufferStorageMultisample(Target, Samples, Internalformat, Width, Height) -> ok when Target :: enum(),Samples :: integer(),Internalformat :: enum(),Width :: integer(),Height :: integer().
+-spec renderbufferStorageMultisample(Target, Samples, Internalformat, Width, Height) -> 'ok' when Target :: enum(),Samples :: integer(),Internalformat :: enum(),Width :: integer(),Height :: integer().
 renderbufferStorageMultisample(Target,Samples,Internalformat,Width,Height) ->
   cast(5667, <<Target:?GLenum,Samples:?GLsizei,Internalformat:?GLenum,Width:?GLsizei,Height:?GLsizei>>).
 
 %% @doc 
 %% See {@link framebufferTexture/4}
--spec framebufferTextureLayer(Target, Attachment, Texture, Level, Layer) -> ok when Target :: enum(),Attachment :: enum(),Texture :: integer(),Level :: integer(),Layer :: integer().
+-spec framebufferTextureLayer(Target, Attachment, Texture, Level, Layer) -> 'ok' when Target :: enum(),Attachment :: enum(),Texture :: integer(),Level :: integer(),Layer :: integer().
 framebufferTextureLayer(Target,Attachment,Texture,Level,Layer) ->
   cast(5668, <<Target:?GLenum,Attachment:?GLenum,Texture:?GLuint,Level:?GLint,Layer:?GLint>>).
 
 %% @doc 
 %% See {@link framebufferTexture/4}
--spec framebufferTextureFaceARB(Target, Attachment, Texture, Level, Face) -> ok when Target :: enum(),Attachment :: enum(),Texture :: integer(),Level :: integer(),Face :: enum().
+-spec framebufferTextureFaceARB(Target, Attachment, Texture, Level, Face) -> 'ok' when Target :: enum(),Attachment :: enum(),Texture :: integer(),Level :: integer(),Face :: enum().
 framebufferTextureFaceARB(Target,Attachment,Texture,Level,Face) ->
   cast(5669, <<Target:?GLenum,Attachment:?GLenum,Texture:?GLuint,Level:?GLint,Face:?GLenum>>).
 
@@ -13843,7 +13843,7 @@ framebufferTextureFaceARB(Target,Attachment,Texture,Level,Face) ->
 %% to indicate distinct subranges of the mapping which require flushing. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glFlushMappedBufferRange.xml">external</a> documentation.
--spec flushMappedBufferRange(Target, Offset, Length) -> ok when Target :: enum(),Offset :: integer(),Length :: integer().
+-spec flushMappedBufferRange(Target, Offset, Length) -> 'ok' when Target :: enum(),Offset :: integer(),Length :: integer().
 flushMappedBufferRange(Target,Offset,Length) ->
   cast(5670, <<Target:?GLenum,0:32,Offset:?GLintptr,Length:?GLsizeiptr>>).
 
@@ -13858,7 +13858,7 @@ flushMappedBufferRange(Target,Offset,Length) ->
 %% array object, and any previous vertex array object binding is broken. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindVertexArray.xml">external</a> documentation.
--spec bindVertexArray(Array) -> ok when Array :: integer().
+-spec bindVertexArray(Array) -> 'ok' when Array :: integer().
 bindVertexArray(Array) ->
   cast(5671, <<Array:?GLuint>>).
 
@@ -13871,7 +13871,7 @@ bindVertexArray(Array) ->
 %% current. Unused names in  `Arrays'  are silently ignored, as is the value zero. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteVertexArrays.xml">external</a> documentation.
--spec deleteVertexArrays(Arrays) -> ok when Arrays :: [integer()].
+-spec deleteVertexArrays(Arrays) -> 'ok' when Arrays :: [integer()].
 deleteVertexArrays(Arrays) ->
   cast(5672, <<(length(Arrays)):?GLuint,
         (<< <<C:?GLuint>> || C <- Arrays>>)/binary,0:(((1+length(Arrays)) rem 2)*32)>>).
@@ -14045,7 +14045,7 @@ getUniformBlockIndex(Program,UniformBlockName) ->
 %% vertex, geometry, or fragment programming stages of program, respectively, is returned. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glGetActiveUniformBlock.xml">external</a> documentation.
--spec getActiveUniformBlockiv(Program, UniformBlockIndex, Pname, Params) -> ok when Program :: integer(),UniformBlockIndex :: integer(),Pname :: enum(),Params :: mem().
+-spec getActiveUniformBlockiv(Program, UniformBlockIndex, Pname, Params) -> 'ok' when Program :: integer(),UniformBlockIndex :: integer(),Pname :: enum(),Params :: mem().
 getActiveUniformBlockiv(Program,UniformBlockIndex,Pname,Params) ->
   send_bin(Params),
   call(5679, <<Program:?GLuint,UniformBlockIndex:?GLuint,Pname:?GLenum>>).
@@ -14095,7 +14095,7 @@ getActiveUniformBlockName(Program,UniformBlockIndex,BufSize) ->
 %% assigned to each of its active uniform blocks is reset to zero. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glUniformBlockBinding.xml">external</a> documentation.
--spec uniformBlockBinding(Program, UniformBlockIndex, UniformBlockBinding) -> ok when Program :: integer(),UniformBlockIndex :: integer(),UniformBlockBinding :: integer().
+-spec uniformBlockBinding(Program, UniformBlockIndex, UniformBlockBinding) -> 'ok' when Program :: integer(),UniformBlockIndex :: integer(),UniformBlockBinding :: integer().
 uniformBlockBinding(Program,UniformBlockIndex,UniformBlockBinding) ->
   cast(5681, <<Program:?GLuint,UniformBlockIndex:?GLuint,UniformBlockBinding:?GLuint>>).
 
@@ -14121,7 +14121,7 @@ uniformBlockBinding(Program,UniformBlockIndex,UniformBlockBinding) ->
 %% ,  `Writeoffset'  and  `Size'  must not overlap. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCopyBufferSubData.xml">external</a> documentation.
--spec copyBufferSubData(ReadTarget, WriteTarget, ReadOffset, WriteOffset, Size) -> ok when ReadTarget :: enum(),WriteTarget :: enum(),ReadOffset :: integer(),WriteOffset :: integer(),Size :: integer().
+-spec copyBufferSubData(ReadTarget, WriteTarget, ReadOffset, WriteOffset, Size) -> 'ok' when ReadTarget :: enum(),WriteTarget :: enum(),ReadOffset :: integer(),WriteOffset :: integer(),Size :: integer().
 copyBufferSubData(ReadTarget,WriteTarget,ReadOffset,WriteOffset,Size) ->
   cast(5682, <<ReadTarget:?GLenum,WriteTarget:?GLenum,ReadOffset:?GLintptr,WriteOffset:?GLintptr,Size:?GLsizeiptr>>).
 
@@ -14135,7 +14135,7 @@ copyBufferSubData(ReadTarget,WriteTarget,ReadOffset,WriteOffset,Size) ->
 %% operation is undefined if the sum would be negative. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawElementsBaseVertex.xml">external</a> documentation.
--spec drawElementsBaseVertex(Mode, Count, Type, Indices, Basevertex) -> ok when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Basevertex :: integer().
+-spec drawElementsBaseVertex(Mode, Count, Type, Indices, Basevertex) -> 'ok' when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Basevertex :: integer().
 drawElementsBaseVertex(Mode,Count,Type,Indices,Basevertex) when  is_integer(Indices) ->
   cast(5683, <<Mode:?GLenum,Count:?GLsizei,Type:?GLenum,Indices:?GLuint,Basevertex:?GLint>>);
 drawElementsBaseVertex(Mode,Count,Type,Indices,Basevertex) ->
@@ -14157,7 +14157,7 @@ drawElementsBaseVertex(Mode,Count,Type,Indices,Basevertex) ->
 %% if the sum would be negative. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawRangeElementsBaseVertex.xml">external</a> documentation.
--spec drawRangeElementsBaseVertex(Mode, Start, End, Count, Type, Indices, Basevertex) -> ok when Mode :: enum(),Start :: integer(),End :: integer(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Basevertex :: integer().
+-spec drawRangeElementsBaseVertex(Mode, Start, End, Count, Type, Indices, Basevertex) -> 'ok' when Mode :: enum(),Start :: integer(),End :: integer(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Basevertex :: integer().
 drawRangeElementsBaseVertex(Mode,Start,End,Count,Type,Indices,Basevertex) when  is_integer(Indices) ->
   cast(5685, <<Mode:?GLenum,Start:?GLuint,End:?GLuint,Count:?GLsizei,Type:?GLenum,Indices:?GLuint,Basevertex:?GLint>>);
 drawRangeElementsBaseVertex(Mode,Start,End,Count,Type,Indices,Basevertex) ->
@@ -14174,7 +14174,7 @@ drawRangeElementsBaseVertex(Mode,Start,End,Count,Type,Indices,Basevertex) ->
 %% conditions). The operation is undefined if the sum would be negative. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawElementsInstancedBaseVertex.xml">external</a> documentation.
--spec drawElementsInstancedBaseVertex(Mode, Count, Type, Indices, Primcount, Basevertex) -> ok when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Primcount :: integer(),Basevertex :: integer().
+-spec drawElementsInstancedBaseVertex(Mode, Count, Type, Indices, Primcount, Basevertex) -> 'ok' when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Primcount :: integer(),Basevertex :: integer().
 drawElementsInstancedBaseVertex(Mode,Count,Type,Indices,Primcount,Basevertex) when  is_integer(Indices) ->
   cast(5687, <<Mode:?GLenum,Count:?GLsizei,Type:?GLenum,Indices:?GLuint,Primcount:?GLsizei,Basevertex:?GLint>>);
 drawElementsInstancedBaseVertex(Mode,Count,Type,Indices,Primcount,Basevertex) ->
@@ -14211,7 +14211,7 @@ drawElementsInstancedBaseVertex(Mode,Count,Type,Indices,Primcount,Basevertex) ->
 %% by using the flat qualifier when declaring the output. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProvokingVertex.xml">external</a> documentation.
--spec provokingVertex(Mode) -> ok when Mode :: enum().
+-spec provokingVertex(Mode) -> 'ok' when Mode :: enum().
 provokingVertex(Mode) ->
   cast(5689, <<Mode:?GLenum>>).
 
@@ -14263,7 +14263,7 @@ isSync(Sync) ->
 %% ``gl:deleteSync'' will silently ignore a  `Sync'  value of zero. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteSync.xml">external</a> documentation.
--spec deleteSync(Sync) -> ok when Sync :: integer().
+-spec deleteSync(Sync) -> 'ok' when Sync :: integer().
 deleteSync(Sync) ->
   cast(5692, <<Sync:?GLsync>>).
 
@@ -14311,7 +14311,7 @@ clientWaitSync(Sync,Flags,Timeout) ->
 %%  If an error occurs, ``gl:waitSync'' does not cause the GL server to block. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glWaitSync.xml">external</a> documentation.
--spec waitSync(Sync, Flags, Timeout) -> ok when Sync :: integer(),Flags :: integer(),Timeout :: integer().
+-spec waitSync(Sync, Flags, Timeout) -> 'ok' when Sync :: integer(),Flags :: integer(),Timeout :: integer().
 waitSync(Sync,Flags,Timeout) ->
   cast(5694, <<Sync:?GLsync,Flags:?GLbitfield,0:32,Timeout:?GLuint64>>).
 
@@ -14380,7 +14380,7 @@ getSynciv(Sync,Pname,BufSize) ->
 %% on the multisample texture targets. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexImage2DMultisample.xml">external</a> documentation.
--spec texImage2DMultisample(Target, Samples, Internalformat, Width, Height, Fixedsamplelocations) -> ok when Target :: enum(),Samples :: integer(),Internalformat :: integer(),Width :: integer(),Height :: integer(),Fixedsamplelocations :: 0|1.
+-spec texImage2DMultisample(Target, Samples, Internalformat, Width, Height, Fixedsamplelocations) -> 'ok' when Target :: enum(),Samples :: integer(),Internalformat :: integer(),Width :: integer(),Height :: integer(),Fixedsamplelocations :: 0|1.
 texImage2DMultisample(Target,Samples,Internalformat,Width,Height,Fixedsamplelocations) ->
   cast(5697, <<Target:?GLenum,Samples:?GLsizei,Internalformat:?GLint,Width:?GLsizei,Height:?GLsizei,Fixedsamplelocations:?GLboolean>>).
 
@@ -14408,7 +14408,7 @@ texImage2DMultisample(Target,Samples,Internalformat,Width,Height,Fixedsampleloca
 %% on the multisample texture targets. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexImage3DMultisample.xml">external</a> documentation.
--spec texImage3DMultisample(Target, Samples, Internalformat, Width, Height, Depth, Fixedsamplelocations) -> ok when Target :: enum(),Samples :: integer(),Internalformat :: integer(),Width :: integer(),Height :: integer(),Depth :: integer(),Fixedsamplelocations :: 0|1.
+-spec texImage3DMultisample(Target, Samples, Internalformat, Width, Height, Depth, Fixedsamplelocations) -> 'ok' when Target :: enum(),Samples :: integer(),Internalformat :: integer(),Width :: integer(),Height :: integer(),Depth :: integer(),Fixedsamplelocations :: 0|1.
 texImage3DMultisample(Target,Samples,Internalformat,Width,Height,Depth,Fixedsamplelocations) ->
   cast(5698, <<Target:?GLenum,Samples:?GLsizei,Internalformat:?GLint,Width:?GLsizei,Height:?GLsizei,Depth:?GLsizei,Fixedsamplelocations:?GLboolean>>).
 
@@ -14441,28 +14441,28 @@ getMultisamplefv(Pname,Index) ->
 %% to sample 32 x `M' + `B'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glSampleMaski.xml">external</a> documentation.
--spec sampleMaski(Index, Mask) -> ok when Index :: integer(),Mask :: integer().
+-spec sampleMaski(Index, Mask) -> 'ok' when Index :: integer(),Mask :: integer().
 sampleMaski(Index,Mask) ->
   cast(5700, <<Index:?GLuint,Mask:?GLbitfield>>).
 
 %% @doc glNamedStringARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glNamedStringARB.xml">external</a> documentation.
--spec namedStringARB(Type, Name, String) -> ok when Type :: enum(),Name :: string(),String :: string().
+-spec namedStringARB(Type, Name, String) -> 'ok' when Type :: enum(),Name :: string(),String :: string().
 namedStringARB(Type,Name,String) ->
   cast(5701, <<Type:?GLenum,(list_to_binary([Name|[0]]))/binary,0:((8-((length(Name)+ 5) rem 8)) rem 8),(list_to_binary([String|[0]]))/binary,0:((8-((length(String)+ 1) rem 8)) rem 8)>>).
 
 %% @doc glDeleteNamedStringARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteNamedStringARB.xml">external</a> documentation.
--spec deleteNamedStringARB(Name) -> ok when Name :: string().
+-spec deleteNamedStringARB(Name) -> 'ok' when Name :: string().
 deleteNamedStringARB(Name) ->
   cast(5702, <<(list_to_binary([Name|[0]]))/binary,0:((8-((length(Name)+ 1) rem 8)) rem 8)>>).
 
 %% @doc glCompileShaderIncludeARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glCompileShaderIncludeARB.xml">external</a> documentation.
--spec compileShaderIncludeARB(Shader, Path) -> ok when Shader :: integer(),Path :: iolist().
+-spec compileShaderIncludeARB(Shader, Path) -> 'ok' when Shader :: integer(),Path :: iolist().
 compileShaderIncludeARB(Shader,Path) ->
  PathTemp = list_to_binary([[Str|[0]] || Str <- Path ]),
   cast(5703, <<Shader:?GLuint,(length(Path)):?GLuint,(size(PathTemp)):?GLuint,(PathTemp)/binary,0:((8-((size(PathTemp)+0) rem 8)) rem 8)>>).
@@ -14491,7 +14491,7 @@ getNamedStringivARB(Name,Pname) ->
 %% @doc glBindFragDataLocationIndexe
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindFragDataLocationIndexe.xml">external</a> documentation.
--spec bindFragDataLocationIndexed(Program, ColorNumber, Index, Name) -> ok when Program :: integer(),ColorNumber :: integer(),Index :: integer(),Name :: string().
+-spec bindFragDataLocationIndexed(Program, ColorNumber, Index, Name) -> 'ok' when Program :: integer(),ColorNumber :: integer(),Index :: integer(),Name :: string().
 bindFragDataLocationIndexed(Program,ColorNumber,Index,Name) ->
   cast(5707, <<Program:?GLuint,ColorNumber:?GLuint,Index:?GLuint,(list_to_binary([Name|[0]]))/binary,0:((8-((length(Name)+ 5) rem 8)) rem 8)>>).
 
@@ -14533,7 +14533,7 @@ genSamplers(Count) ->
 %% names in samplers are silently ignored, as is the reserved name zero. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteSamplers.xml">external</a> documentation.
--spec deleteSamplers(Samplers) -> ok when Samplers :: [integer()].
+-spec deleteSamplers(Samplers) -> 'ok' when Samplers :: [integer()].
 deleteSamplers(Samplers) ->
   cast(5710, <<(length(Samplers)):?GLuint,
         (<< <<C:?GLuint>> || C <- Samplers>>)/binary,0:(((1+length(Samplers)) rem 2)*32)>>).
@@ -14564,7 +14564,7 @@ isSampler(Sampler) ->
 %% be bound to multiple texture units simultaneously. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindSampler.xml">external</a> documentation.
--spec bindSampler(Unit, Sampler) -> ok when Unit :: integer(),Sampler :: integer().
+-spec bindSampler(Unit, Sampler) -> 'ok' when Unit :: integer(),Sampler :: integer().
 bindSampler(Unit,Sampler) ->
   cast(5712, <<Unit:?GLuint,Sampler:?GLuint>>).
 
@@ -14710,33 +14710,33 @@ bindSampler(Unit,Sampler) ->
 %% bound texture.  result is assigned to  R t. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glSamplerParameter.xml">external</a> documentation.
--spec samplerParameteri(Sampler, Pname, Param) -> ok when Sampler :: integer(),Pname :: enum(),Param :: integer().
+-spec samplerParameteri(Sampler, Pname, Param) -> 'ok' when Sampler :: integer(),Pname :: enum(),Param :: integer().
 samplerParameteri(Sampler,Pname,Param) ->
   cast(5713, <<Sampler:?GLuint,Pname:?GLenum,Param:?GLint>>).
 
 %% @doc 
 %% See {@link samplerParameteri/3}
--spec samplerParameteriv(Sampler, Pname, Param) -> ok when Sampler :: integer(),Pname :: enum(),Param :: [integer()].
+-spec samplerParameteriv(Sampler, Pname, Param) -> 'ok' when Sampler :: integer(),Pname :: enum(),Param :: [integer()].
 samplerParameteriv(Sampler,Pname,Param) ->
   cast(5714, <<Sampler:?GLuint,Pname:?GLenum,(length(Param)):?GLuint,
         (<< <<C:?GLint>> || C <- Param>>)/binary,0:(((1+length(Param)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link samplerParameteri/3}
--spec samplerParameterf(Sampler, Pname, Param) -> ok when Sampler :: integer(),Pname :: enum(),Param :: float().
+-spec samplerParameterf(Sampler, Pname, Param) -> 'ok' when Sampler :: integer(),Pname :: enum(),Param :: float().
 samplerParameterf(Sampler,Pname,Param) ->
   cast(5715, <<Sampler:?GLuint,Pname:?GLenum,Param:?GLfloat>>).
 
 %% @doc 
 %% See {@link samplerParameteri/3}
--spec samplerParameterfv(Sampler, Pname, Param) -> ok when Sampler :: integer(),Pname :: enum(),Param :: [float()].
+-spec samplerParameterfv(Sampler, Pname, Param) -> 'ok' when Sampler :: integer(),Pname :: enum(),Param :: [float()].
 samplerParameterfv(Sampler,Pname,Param) ->
   cast(5716, <<Sampler:?GLuint,Pname:?GLenum,(length(Param)):?GLuint,
         (<< <<C:?GLfloat>> || C <- Param>>)/binary,0:(((1+length(Param)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link samplerParameteri/3}
--spec samplerParameterIiv(Sampler, Pname, Param) -> ok when Sampler :: integer(),Pname :: enum(),Param :: [integer()].
+-spec samplerParameterIiv(Sampler, Pname, Param) -> 'ok' when Sampler :: integer(),Pname :: enum(),Param :: [integer()].
 samplerParameterIiv(Sampler,Pname,Param) ->
   cast(5717, <<Sampler:?GLuint,Pname:?GLenum,(length(Param)):?GLuint,
         (<< <<C:?GLint>> || C <- Param>>)/binary,0:(((1+length(Param)) rem 2)*32)>>).
@@ -14744,7 +14744,7 @@ samplerParameterIiv(Sampler,Pname,Param) ->
 %% @doc glSamplerParameterI
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glSamplerParameterI.xml">external</a> documentation.
--spec samplerParameterIuiv(Sampler, Pname, Param) -> ok when Sampler :: integer(),Pname :: enum(),Param :: [integer()].
+-spec samplerParameterIuiv(Sampler, Pname, Param) -> 'ok' when Sampler :: integer(),Pname :: enum(),Param :: [integer()].
 samplerParameterIuiv(Sampler,Pname,Param) ->
   cast(5718, <<Sampler:?GLuint,Pname:?GLenum,(length(Param)):?GLuint,
         (<< <<C:?GLuint>> || C <- Param>>)/binary,0:(((1+length(Param)) rem 2)*32)>>).
@@ -14826,7 +14826,7 @@ getSamplerParameterIuiv(Sampler,Pname) ->
 %% that query object. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glQueryCounter.xml">external</a> documentation.
--spec queryCounter(Id, Target) -> ok when Id :: integer(),Target :: enum().
+-spec queryCounter(Id, Target) -> 'ok' when Id :: integer(),Target :: enum().
 queryCounter(Id,Target) ->
   cast(5723, <<Id:?GLuint,Target:?GLenum>>).
 
@@ -14870,7 +14870,7 @@ getQueryObjectui64v(Id,Pname) ->
 %% well defined. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawArraysIndirect.xml">external</a> documentation.
--spec drawArraysIndirect(Mode, Indirect) -> ok when Mode :: enum(),Indirect :: offset()|mem().
+-spec drawArraysIndirect(Mode, Indirect) -> 'ok' when Mode :: enum(),Indirect :: offset()|mem().
 drawArraysIndirect(Mode,Indirect) when  is_integer(Indirect) ->
   cast(5726, <<Mode:?GLenum,Indirect:?GLuint>>);
 drawArraysIndirect(Mode,Indirect) ->
@@ -14910,7 +14910,7 @@ drawArraysIndirect(Mode,Indirect) ->
 %% well defined. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawElementsIndirect.xml">external</a> documentation.
--spec drawElementsIndirect(Mode, Type, Indirect) -> ok when Mode :: enum(),Type :: enum(),Indirect :: offset()|mem().
+-spec drawElementsIndirect(Mode, Type, Indirect) -> 'ok' when Mode :: enum(),Type :: enum(),Indirect :: offset()|mem().
 drawElementsIndirect(Mode,Type,Indirect) when  is_integer(Indirect) ->
   cast(5728, <<Mode:?GLenum,Type:?GLenum,Indirect:?GLuint>>);
 drawElementsIndirect(Mode,Type,Indirect) ->
@@ -14919,115 +14919,115 @@ drawElementsIndirect(Mode,Type,Indirect) ->
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform1d(Location, X) -> ok when Location :: integer(),X :: float().
+-spec uniform1d(Location, X) -> 'ok' when Location :: integer(),X :: float().
 uniform1d(Location,X) ->
   cast(5730, <<Location:?GLint,0:32,X:?GLdouble>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform2d(Location, X, Y) -> ok when Location :: integer(),X :: float(),Y :: float().
+-spec uniform2d(Location, X, Y) -> 'ok' when Location :: integer(),X :: float(),Y :: float().
 uniform2d(Location,X,Y) ->
   cast(5731, <<Location:?GLint,0:32,X:?GLdouble,Y:?GLdouble>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform3d(Location, X, Y, Z) -> ok when Location :: integer(),X :: float(),Y :: float(),Z :: float().
+-spec uniform3d(Location, X, Y, Z) -> 'ok' when Location :: integer(),X :: float(),Y :: float(),Z :: float().
 uniform3d(Location,X,Y,Z) ->
   cast(5732, <<Location:?GLint,0:32,X:?GLdouble,Y:?GLdouble,Z:?GLdouble>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform4d(Location, X, Y, Z, W) -> ok when Location :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec uniform4d(Location, X, Y, Z, W) -> 'ok' when Location :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
 uniform4d(Location,X,Y,Z,W) ->
   cast(5733, <<Location:?GLint,0:32,X:?GLdouble,Y:?GLdouble,Z:?GLdouble,W:?GLdouble>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform1dv(Location, Value) -> ok when Location :: integer(),Value :: [float()].
+-spec uniform1dv(Location, Value) -> 'ok' when Location :: integer(),Value :: [float()].
 uniform1dv(Location,Value) ->
   cast(5734, <<Location:?GLint,0:32,(length(Value)):?GLuint,0:32,
         (<< <<C:?GLdouble>> || C <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform2dv(Location, Value) -> ok when Location :: integer(),Value :: [{float(),float()}].
+-spec uniform2dv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{float(),float()}].
 uniform2dv(Location,Value) ->
   cast(5735, <<Location:?GLint,0:32,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble>> || {V1,V2} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform3dv(Location, Value) -> ok when Location :: integer(),Value :: [{float(),float(),float()}].
+-spec uniform3dv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{float(),float(),float()}].
 uniform3dv(Location,Value) ->
   cast(5736, <<Location:?GLint,0:32,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble>> || {V1,V2,V3} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniform4dv(Location, Value) -> ok when Location :: integer(),Value :: [{float(),float(),float(),float()}].
+-spec uniform4dv(Location, Value) -> 'ok' when Location :: integer(),Value :: [{float(),float(),float(),float()}].
 uniform4dv(Location,Value) ->
   cast(5737, <<Location:?GLint,0:32,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix2dv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float()}].
+-spec uniformMatrix2dv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float()}].
 uniformMatrix2dv(Location,Transpose,Value) ->
   cast(5738, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix3dv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix3dv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix3dv(Location,Transpose,Value) ->
   cast(5739, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble,V9:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix4dv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix4dv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix4dv(Location,Transpose,Value) ->
   cast(5740, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble,V9:?GLdouble,V10:?GLdouble,V11:?GLdouble,V12:?GLdouble,V13:?GLdouble,V14:?GLdouble,V15:?GLdouble,V16:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix2x3dv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix2x3dv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
 uniformMatrix2x3dv(Location,Transpose,Value) ->
   cast(5741, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble>> || {V1,V2,V3,V4,V5,V6} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix2x4dv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix2x4dv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix2x4dv(Location,Transpose,Value) ->
   cast(5742, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix3x2dv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix3x2dv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
 uniformMatrix3x2dv(Location,Transpose,Value) ->
   cast(5743, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble>> || {V1,V2,V3,V4,V5,V6} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix3x4dv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix3x4dv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix3x4dv(Location,Transpose,Value) ->
   cast(5744, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble,V9:?GLdouble,V10:?GLdouble,V11:?GLdouble,V12:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix4x2dv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix4x2dv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix4x2dv(Location,Transpose,Value) ->
   cast(5745, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link uniform1f/2}
--spec uniformMatrix4x3dv(Location, Transpose, Value) -> ok when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec uniformMatrix4x3dv(Location, Transpose, Value) -> 'ok' when Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 uniformMatrix4x3dv(Location,Transpose,Value) ->
   cast(5746, <<Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble,V9:?GLdouble,V10:?GLdouble,V11:?GLdouble,V12:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12} <- Value>>)/binary>>).
@@ -15126,7 +15126,7 @@ getActiveSubroutineName(Program,Shadertype,Index,Bufsize) ->
 %% for the shader stage. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glUniformSubroutines.xml">external</a> documentation.
--spec uniformSubroutinesuiv(Shadertype, Indices) -> ok when Shadertype :: enum(),Indices :: [integer()].
+-spec uniformSubroutinesuiv(Shadertype, Indices) -> 'ok' when Shadertype :: enum(),Indices :: [integer()].
 uniformSubroutinesuiv(Shadertype,Indices) ->
   cast(5752, <<Shadertype:?GLenum,(length(Indices)):?GLuint,
         (<< <<C:?GLuint>> || C <- Indices>>)/binary,0:(((length(Indices)) rem 2)*32)>>).
@@ -15199,13 +15199,13 @@ getProgramStageiv(Program,Shadertype,Pname) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPatchParameter.xml">external</a> documentation.
--spec patchParameteri(Pname, Value) -> ok when Pname :: enum(),Value :: integer().
+-spec patchParameteri(Pname, Value) -> 'ok' when Pname :: enum(),Value :: integer().
 patchParameteri(Pname,Value) ->
   cast(5755, <<Pname:?GLenum,Value:?GLint>>).
 
 %% @doc 
 %% See {@link patchParameteri/2}
--spec patchParameterfv(Pname, Values) -> ok when Pname :: enum(),Values :: [float()].
+-spec patchParameterfv(Pname, Values) -> 'ok' when Pname :: enum(),Values :: [float()].
 patchParameterfv(Pname,Values) ->
   cast(5756, <<Pname:?GLenum,(length(Values)):?GLuint,
         (<< <<C:?GLfloat>> || C <- Values>>)/binary,0:(((length(Values)) rem 2)*32)>>).
@@ -15229,7 +15229,7 @@ patchParameterfv(Pname,Values) ->
 %% the currently bound transform feedback object. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindTransformFeedback.xml">external</a> documentation.
--spec bindTransformFeedback(Target, Id) -> ok when Target :: enum(),Id :: integer().
+-spec bindTransformFeedback(Target, Id) -> 'ok' when Target :: enum(),Id :: integer().
 bindTransformFeedback(Target,Id) ->
   cast(5757, <<Target:?GLenum,Id:?GLuint>>).
 
@@ -15242,7 +15242,7 @@ bindTransformFeedback(Target,Id) ->
 %% becomes unused, but the underlying object is not deleted until it is no longer active. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteTransformFeedbacks.xml">external</a> documentation.
--spec deleteTransformFeedbacks(Ids) -> ok when Ids :: [integer()].
+-spec deleteTransformFeedbacks(Ids) -> 'ok' when Ids :: [integer()].
 deleteTransformFeedbacks(Ids) ->
   cast(5758, <<(length(Ids)):?GLuint,
         (<< <<C:?GLuint>> || C <- Ids>>)/binary,0:(((1+length(Ids)) rem 2)*32)>>).
@@ -15282,7 +15282,7 @@ isTransformFeedback(Id) ->
 %% while transform feedback is paused. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glPauseTransformFeedback.xml">external</a> documentation.
--spec pauseTransformFeedback() -> ok.
+-spec pauseTransformFeedback() -> 'ok'.
 pauseTransformFeedback() ->
   cast(5761, <<>>).
 
@@ -15295,7 +15295,7 @@ pauseTransformFeedback() ->
 %% while transform feedback is paused. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glResumeTransformFeedback.xml">external</a> documentation.
--spec resumeTransformFeedback() -> ok.
+-spec resumeTransformFeedback() -> 'ok'.
 resumeTransformFeedback() ->
   cast(5762, <<>>).
 
@@ -15309,7 +15309,7 @@ resumeTransformFeedback() ->
 %% by  `Id' . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawTransformFeedback.xml">external</a> documentation.
--spec drawTransformFeedback(Mode, Id) -> ok when Mode :: enum(),Id :: integer().
+-spec drawTransformFeedback(Mode, Id) -> 'ok' when Mode :: enum(),Id :: integer().
 drawTransformFeedback(Mode,Id) ->
   cast(5763, <<Mode:?GLenum,Id:?GLuint>>).
 
@@ -15327,14 +15327,14 @@ drawTransformFeedback(Mode,Id) ->
 %%  with  `Stream'  set to zero. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawTransformFeedbackStream.xml">external</a> documentation.
--spec drawTransformFeedbackStream(Mode, Id, Stream) -> ok when Mode :: enum(),Id :: integer(),Stream :: integer().
+-spec drawTransformFeedbackStream(Mode, Id, Stream) -> 'ok' when Mode :: enum(),Id :: integer(),Stream :: integer().
 drawTransformFeedbackStream(Mode,Id,Stream) ->
   cast(5764, <<Mode:?GLenum,Id:?GLuint,Stream:?GLuint>>).
 
 %% @doc glBeginQueryIndexe
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBeginQueryIndexe.xml">external</a> documentation.
--spec beginQueryIndexed(Target, Index, Id) -> ok when Target :: enum(),Index :: integer(),Id :: integer().
+-spec beginQueryIndexed(Target, Index, Id) -> 'ok' when Target :: enum(),Index :: integer(),Id :: integer().
 beginQueryIndexed(Target,Index,Id) ->
   cast(5765, <<Target:?GLenum,Index:?GLuint,Id:?GLuint>>).
 
@@ -15411,7 +15411,7 @@ beginQueryIndexed(Target,Index,Id) ->
 %% is not yet complete. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBeginQueryIndexed.xml">external</a> documentation.
--spec endQueryIndexed(Target, Index) -> ok when Target :: enum(),Index :: integer().
+-spec endQueryIndexed(Target, Index) -> 'ok' when Target :: enum(),Index :: integer().
 endQueryIndexed(Target,Index) ->
   cast(5766, <<Target:?GLenum,Index:?GLuint>>).
 
@@ -15441,7 +15441,7 @@ getQueryIndexediv(Target,Index,Pname) ->
 %% freed by the call to ``gl:releaseShaderCompiler''. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glReleaseShaderCompiler.xml">external</a> documentation.
--spec releaseShaderCompiler() -> ok.
+-spec releaseShaderCompiler() -> 'ok'.
 releaseShaderCompiler() ->
   cast(5768, <<>>).
 
@@ -15463,7 +15463,7 @@ releaseShaderCompiler() ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glShaderBinary.xml">external</a> documentation.
--spec shaderBinary(Shaders, Binaryformat, Binary) -> ok when Shaders :: [integer()],Binaryformat :: enum(),Binary :: binary().
+-spec shaderBinary(Shaders, Binaryformat, Binary) -> 'ok' when Shaders :: [integer()],Binaryformat :: enum(),Binary :: binary().
 shaderBinary(Shaders,Binaryformat,Binary) ->
   send_bin(Binary),
   cast(5769, <<(length(Shaders)):?GLuint,
@@ -15496,14 +15496,14 @@ getShaderPrecisionFormat(Shadertype,Precisiontype) ->
 
 %% @doc 
 %% See {@link depthRange/2}
--spec depthRangef(N, F) -> ok when N :: clamp(),F :: clamp().
+-spec depthRangef(N, F) -> 'ok' when N :: clamp(),F :: clamp().
 depthRangef(N,F) ->
   cast(5771, <<N:?GLclampf,F:?GLclampf>>).
 
 %% @doc glClearDepthf
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glClearDepthf.xml">external</a> documentation.
--spec clearDepthf(D) -> ok when D :: clamp().
+-spec clearDepthf(D) -> 'ok' when D :: clamp().
 clearDepthf(D) ->
   cast(5772, <<D:?GLclampf>>).
 
@@ -15551,7 +15551,7 @@ getProgramBinary(Program,BufSize) ->
 %% the program was linked before saving are restored with ``gl:programBinary'' is called. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramBinary.xml">external</a> documentation.
--spec programBinary(Program, BinaryFormat, Binary) -> ok when Program :: integer(),BinaryFormat :: enum(),Binary :: binary().
+-spec programBinary(Program, BinaryFormat, Binary) -> 'ok' when Program :: integer(),BinaryFormat :: enum(),Binary :: binary().
 programBinary(Program,BinaryFormat,Binary) ->
   send_bin(Binary),
   cast(5774, <<Program:?GLuint,BinaryFormat:?GLenum>>).
@@ -15577,7 +15577,7 @@ programBinary(Program,BinaryFormat,Binary) ->
 %%  is `?GL_FALSE'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramParameter.xml">external</a> documentation.
--spec programParameteri(Program, Pname, Value) -> ok when Program :: integer(),Pname :: enum(),Value :: integer().
+-spec programParameteri(Program, Pname, Value) -> 'ok' when Program :: integer(),Pname :: enum(),Value :: integer().
 programParameteri(Program,Pname,Value) ->
   cast(5775, <<Program:?GLuint,Pname:?GLenum,Value:?GLint>>).
 
@@ -15602,7 +15602,7 @@ programParameteri(Program,Pname,Value) ->
 %% , an error is generated. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glUseProgramStages.xml">external</a> documentation.
--spec useProgramStages(Pipeline, Stages, Program) -> ok when Pipeline :: integer(),Stages :: integer(),Program :: integer().
+-spec useProgramStages(Pipeline, Stages, Program) -> 'ok' when Pipeline :: integer(),Stages :: integer(),Program :: integer().
 useProgramStages(Pipeline,Stages,Program) ->
   cast(5776, <<Pipeline:?GLuint,Stages:?GLbitfield,Program:?GLuint>>).
 
@@ -15614,7 +15614,7 @@ useProgramStages(Pipeline,Stages,Program) ->
 %% no program has been made current through a call to  {@link gl:useProgram/1} . 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glActiveShaderProgram.xml">external</a> documentation.
--spec activeShaderProgram(Pipeline, Program) -> ok when Pipeline :: integer(),Program :: integer().
+-spec activeShaderProgram(Pipeline, Program) -> 'ok' when Pipeline :: integer(),Program :: integer().
 activeShaderProgram(Pipeline,Program) ->
   cast(5777, <<Pipeline:?GLuint,Program:?GLuint>>).
 
@@ -15644,7 +15644,7 @@ createShaderProgramv(Type,Strings) ->
 %% taken from its program objects. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindProgramPipeline.xml">external</a> documentation.
--spec bindProgramPipeline(Pipeline) -> ok when Pipeline :: integer().
+-spec bindProgramPipeline(Pipeline) -> 'ok' when Pipeline :: integer().
 bindProgramPipeline(Pipeline) ->
   cast(5779, <<Pipeline:?GLuint>>).
 
@@ -15658,7 +15658,7 @@ bindProgramPipeline(Pipeline) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDeleteProgramPipelines.xml">external</a> documentation.
--spec deleteProgramPipelines(Pipelines) -> ok when Pipelines :: [integer()].
+-spec deleteProgramPipelines(Pipelines) -> 'ok' when Pipelines :: [integer()].
 deleteProgramPipelines(Pipelines) ->
   cast(5780, <<(length(Pipelines)):?GLuint,
         (<< <<C:?GLuint>> || C <- Pipelines>>)/binary,0:(((1+length(Pipelines)) rem 2)*32)>>).
@@ -15790,334 +15790,334 @@ getProgramPipelineiv(Pipeline,Pname) ->
 %% a single matrix, and a count greater than 1 can be used to modify an array of matrices.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glProgramUniform.xml">external</a> documentation.
--spec programUniform1i(Program, Location, V0) -> ok when Program :: integer(),Location :: integer(),V0 :: integer().
+-spec programUniform1i(Program, Location, V0) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: integer().
 programUniform1i(Program,Location,V0) ->
   cast(5784, <<Program:?GLuint,Location:?GLint,V0:?GLint>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform1iv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [integer()].
+-spec programUniform1iv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [integer()].
 programUniform1iv(Program,Location,Value) ->
   cast(5785, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<C:?GLint>> || C <- Value>>)/binary,0:(((1+length(Value)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform1f(Program, Location, V0) -> ok when Program :: integer(),Location :: integer(),V0 :: float().
+-spec programUniform1f(Program, Location, V0) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: float().
 programUniform1f(Program,Location,V0) ->
   cast(5786, <<Program:?GLuint,Location:?GLint,V0:?GLfloat>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform1fv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [float()].
+-spec programUniform1fv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [float()].
 programUniform1fv(Program,Location,Value) ->
   cast(5787, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<C:?GLfloat>> || C <- Value>>)/binary,0:(((1+length(Value)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform1d(Program, Location, V0) -> ok when Program :: integer(),Location :: integer(),V0 :: float().
+-spec programUniform1d(Program, Location, V0) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: float().
 programUniform1d(Program,Location,V0) ->
   cast(5788, <<Program:?GLuint,Location:?GLint,V0:?GLdouble>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform1dv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [float()].
+-spec programUniform1dv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [float()].
 programUniform1dv(Program,Location,Value) ->
   cast(5789, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,0:32,
         (<< <<C:?GLdouble>> || C <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform1ui(Program, Location, V0) -> ok when Program :: integer(),Location :: integer(),V0 :: integer().
+-spec programUniform1ui(Program, Location, V0) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: integer().
 programUniform1ui(Program,Location,V0) ->
   cast(5790, <<Program:?GLuint,Location:?GLint,V0:?GLuint>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform1uiv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [integer()].
+-spec programUniform1uiv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [integer()].
 programUniform1uiv(Program,Location,Value) ->
   cast(5791, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<C:?GLuint>> || C <- Value>>)/binary,0:(((1+length(Value)) rem 2)*32)>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform2i(Program, Location, V0, V1) -> ok when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer().
+-spec programUniform2i(Program, Location, V0, V1) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer().
 programUniform2i(Program,Location,V0,V1) ->
   cast(5792, <<Program:?GLuint,Location:?GLint,V0:?GLint,V1:?GLint>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform2iv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{integer(),integer()}].
+-spec programUniform2iv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{integer(),integer()}].
 programUniform2iv(Program,Location,Value) ->
   cast(5793, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLint,V2:?GLint>> || {V1,V2} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform2f(Program, Location, V0, V1) -> ok when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float().
+-spec programUniform2f(Program, Location, V0, V1) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float().
 programUniform2f(Program,Location,V0,V1) ->
   cast(5794, <<Program:?GLuint,Location:?GLint,V0:?GLfloat,V1:?GLfloat>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform2fv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{float(),float()}].
+-spec programUniform2fv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{float(),float()}].
 programUniform2fv(Program,Location,Value) ->
   cast(5795, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat>> || {V1,V2} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform2d(Program, Location, V0, V1) -> ok when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float().
+-spec programUniform2d(Program, Location, V0, V1) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float().
 programUniform2d(Program,Location,V0,V1) ->
   cast(5796, <<Program:?GLuint,Location:?GLint,V0:?GLdouble,V1:?GLdouble>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform2dv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{float(),float()}].
+-spec programUniform2dv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{float(),float()}].
 programUniform2dv(Program,Location,Value) ->
   cast(5797, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble>> || {V1,V2} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform2ui(Program, Location, V0, V1) -> ok when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer().
+-spec programUniform2ui(Program, Location, V0, V1) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer().
 programUniform2ui(Program,Location,V0,V1) ->
   cast(5798, <<Program:?GLuint,Location:?GLint,V0:?GLuint,V1:?GLuint>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform2uiv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{integer(),integer()}].
+-spec programUniform2uiv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{integer(),integer()}].
 programUniform2uiv(Program,Location,Value) ->
   cast(5799, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLuint,V2:?GLuint>> || {V1,V2} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform3i(Program, Location, V0, V1, V2) -> ok when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer().
+-spec programUniform3i(Program, Location, V0, V1, V2) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer().
 programUniform3i(Program,Location,V0,V1,V2) ->
   cast(5800, <<Program:?GLuint,Location:?GLint,V0:?GLint,V1:?GLint,V2:?GLint>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform3iv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{integer(),integer(),integer()}].
+-spec programUniform3iv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{integer(),integer(),integer()}].
 programUniform3iv(Program,Location,Value) ->
   cast(5801, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLint,V2:?GLint,V3:?GLint>> || {V1,V2,V3} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform3f(Program, Location, V0, V1, V2) -> ok when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float().
+-spec programUniform3f(Program, Location, V0, V1, V2) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float().
 programUniform3f(Program,Location,V0,V1,V2) ->
   cast(5802, <<Program:?GLuint,Location:?GLint,V0:?GLfloat,V1:?GLfloat,V2:?GLfloat>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform3fv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{float(),float(),float()}].
+-spec programUniform3fv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{float(),float(),float()}].
 programUniform3fv(Program,Location,Value) ->
   cast(5803, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat>> || {V1,V2,V3} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform3d(Program, Location, V0, V1, V2) -> ok when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float().
+-spec programUniform3d(Program, Location, V0, V1, V2) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float().
 programUniform3d(Program,Location,V0,V1,V2) ->
   cast(5804, <<Program:?GLuint,Location:?GLint,V0:?GLdouble,V1:?GLdouble,V2:?GLdouble>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform3dv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{float(),float(),float()}].
+-spec programUniform3dv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{float(),float(),float()}].
 programUniform3dv(Program,Location,Value) ->
   cast(5805, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble>> || {V1,V2,V3} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform3ui(Program, Location, V0, V1, V2) -> ok when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer().
+-spec programUniform3ui(Program, Location, V0, V1, V2) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer().
 programUniform3ui(Program,Location,V0,V1,V2) ->
   cast(5806, <<Program:?GLuint,Location:?GLint,V0:?GLuint,V1:?GLuint,V2:?GLuint>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform3uiv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{integer(),integer(),integer()}].
+-spec programUniform3uiv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{integer(),integer(),integer()}].
 programUniform3uiv(Program,Location,Value) ->
   cast(5807, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLuint,V2:?GLuint,V3:?GLuint>> || {V1,V2,V3} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform4i(Program, Location, V0, V1, V2, V3) -> ok when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer(),V3 :: integer().
+-spec programUniform4i(Program, Location, V0, V1, V2, V3) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer(),V3 :: integer().
 programUniform4i(Program,Location,V0,V1,V2,V3) ->
   cast(5808, <<Program:?GLuint,Location:?GLint,V0:?GLint,V1:?GLint,V2:?GLint,V3:?GLint>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform4iv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{integer(),integer(),integer(),integer()}].
+-spec programUniform4iv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{integer(),integer(),integer(),integer()}].
 programUniform4iv(Program,Location,Value) ->
   cast(5809, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLint,V2:?GLint,V3:?GLint,V4:?GLint>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform4f(Program, Location, V0, V1, V2, V3) -> ok when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float(),V3 :: float().
+-spec programUniform4f(Program, Location, V0, V1, V2, V3) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float(),V3 :: float().
 programUniform4f(Program,Location,V0,V1,V2,V3) ->
   cast(5810, <<Program:?GLuint,Location:?GLint,V0:?GLfloat,V1:?GLfloat,V2:?GLfloat,V3:?GLfloat>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform4fv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{float(),float(),float(),float()}].
+-spec programUniform4fv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{float(),float(),float(),float()}].
 programUniform4fv(Program,Location,Value) ->
   cast(5811, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform4d(Program, Location, V0, V1, V2, V3) -> ok when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float(),V3 :: float().
+-spec programUniform4d(Program, Location, V0, V1, V2, V3) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: float(),V1 :: float(),V2 :: float(),V3 :: float().
 programUniform4d(Program,Location,V0,V1,V2,V3) ->
   cast(5812, <<Program:?GLuint,Location:?GLint,V0:?GLdouble,V1:?GLdouble,V2:?GLdouble,V3:?GLdouble>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform4dv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{float(),float(),float(),float()}].
+-spec programUniform4dv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{float(),float(),float(),float()}].
 programUniform4dv(Program,Location,Value) ->
   cast(5813, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform4ui(Program, Location, V0, V1, V2, V3) -> ok when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer(),V3 :: integer().
+-spec programUniform4ui(Program, Location, V0, V1, V2, V3) -> 'ok' when Program :: integer(),Location :: integer(),V0 :: integer(),V1 :: integer(),V2 :: integer(),V3 :: integer().
 programUniform4ui(Program,Location,V0,V1,V2,V3) ->
   cast(5814, <<Program:?GLuint,Location:?GLint,V0:?GLuint,V1:?GLuint,V2:?GLuint,V3:?GLuint>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniform4uiv(Program, Location, Value) -> ok when Program :: integer(),Location :: integer(),Value :: [{integer(),integer(),integer(),integer()}].
+-spec programUniform4uiv(Program, Location, Value) -> 'ok' when Program :: integer(),Location :: integer(),Value :: [{integer(),integer(),integer(),integer()}].
 programUniform4uiv(Program,Location,Value) ->
   cast(5815, <<Program:?GLuint,Location:?GLint,(length(Value)):?GLuint,
         (<< <<V1:?GLuint,V2:?GLuint,V3:?GLuint,V4:?GLuint>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix2fv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float()}].
+-spec programUniformMatrix2fv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float()}].
 programUniformMatrix2fv(Program,Location,Transpose,Value) ->
   cast(5816, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix3fv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix3fv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix3fv(Program,Location,Transpose,Value) ->
   cast(5817, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat,V9:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix4fv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix4fv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix4fv(Program,Location,Transpose,Value) ->
   cast(5818, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat,V9:?GLfloat,V10:?GLfloat,V11:?GLfloat,V12:?GLfloat,V13:?GLfloat,V14:?GLfloat,V15:?GLfloat,V16:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix2dv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float()}].
+-spec programUniformMatrix2dv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float()}].
 programUniformMatrix2dv(Program,Location,Transpose,Value) ->
   cast(5819, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:56,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble>> || {V1,V2,V3,V4} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix3dv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix3dv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix3dv(Program,Location,Transpose,Value) ->
   cast(5820, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:56,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble,V9:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix4dv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix4dv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix4dv(Program,Location,Transpose,Value) ->
   cast(5821, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:56,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble,V9:?GLdouble,V10:?GLdouble,V11:?GLdouble,V12:?GLdouble,V13:?GLdouble,V14:?GLdouble,V15:?GLdouble,V16:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix2x3fv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix2x3fv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
 programUniformMatrix2x3fv(Program,Location,Transpose,Value) ->
   cast(5822, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat>> || {V1,V2,V3,V4,V5,V6} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix3x2fv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix3x2fv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
 programUniformMatrix3x2fv(Program,Location,Transpose,Value) ->
   cast(5823, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat>> || {V1,V2,V3,V4,V5,V6} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix2x4fv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix2x4fv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix2x4fv(Program,Location,Transpose,Value) ->
   cast(5824, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix4x2fv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix4x2fv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix4x2fv(Program,Location,Transpose,Value) ->
   cast(5825, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix3x4fv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix3x4fv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix3x4fv(Program,Location,Transpose,Value) ->
   cast(5826, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat,V9:?GLfloat,V10:?GLfloat,V11:?GLfloat,V12:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix4x3fv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix4x3fv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix4x3fv(Program,Location,Transpose,Value) ->
   cast(5827, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:24,(length(Value)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat,V5:?GLfloat,V6:?GLfloat,V7:?GLfloat,V8:?GLfloat,V9:?GLfloat,V10:?GLfloat,V11:?GLfloat,V12:?GLfloat>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix2x3dv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix2x3dv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
 programUniformMatrix2x3dv(Program,Location,Transpose,Value) ->
   cast(5828, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:56,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble>> || {V1,V2,V3,V4,V5,V6} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix3x2dv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix3x2dv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float()}].
 programUniformMatrix3x2dv(Program,Location,Transpose,Value) ->
   cast(5829, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:56,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble>> || {V1,V2,V3,V4,V5,V6} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix2x4dv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix2x4dv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix2x4dv(Program,Location,Transpose,Value) ->
   cast(5830, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:56,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix4x2dv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix4x2dv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix4x2dv(Program,Location,Transpose,Value) ->
   cast(5831, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:56,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix3x4dv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix3x4dv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix3x4dv(Program,Location,Transpose,Value) ->
   cast(5832, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:56,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble,V9:?GLdouble,V10:?GLdouble,V11:?GLdouble,V12:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12} <- Value>>)/binary>>).
 
 %% @doc 
 %% See {@link programUniform1i/3}
--spec programUniformMatrix4x3dv(Program, Location, Transpose, Value) -> ok when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
+-spec programUniformMatrix4x3dv(Program, Location, Transpose, Value) -> 'ok' when Program :: integer(),Location :: integer(),Transpose :: 0|1,Value :: [{float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float(),float()}].
 programUniformMatrix4x3dv(Program,Location,Transpose,Value) ->
   cast(5833, <<Program:?GLuint,Location:?GLint,Transpose:?GLboolean,0:56,(length(Value)):?GLuint,0:32,
         (<< <<V1:?GLdouble,V2:?GLdouble,V3:?GLdouble,V4:?GLdouble,V5:?GLdouble,V6:?GLdouble,V7:?GLdouble,V8:?GLdouble,V9:?GLdouble,V10:?GLdouble,V11:?GLdouble,V12:?GLdouble>> || {V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12} <- Value>>)/binary>>).
@@ -16138,7 +16138,7 @@ programUniformMatrix4x3dv(Program,Location,Transpose,Value) ->
 %% pipeline object is created with name  `Pipeline'  and the default state vector. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glValidateProgramPipeline.xml">external</a> documentation.
--spec validateProgramPipeline(Pipeline) -> ok when Pipeline :: integer().
+-spec validateProgramPipeline(Pipeline) -> 'ok' when Pipeline :: integer().
 validateProgramPipeline(Pipeline) ->
   cast(5834, <<Pipeline:?GLuint>>).
 
@@ -16162,51 +16162,51 @@ getProgramPipelineInfoLog(Pipeline,BufSize) ->
 %% @doc glVertexAttribL
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertexAttribL.xml">external</a> documentation.
--spec vertexAttribL1d(Index, X) -> ok when Index :: integer(),X :: float().
+-spec vertexAttribL1d(Index, X) -> 'ok' when Index :: integer(),X :: float().
 vertexAttribL1d(Index,X) ->
   cast(5836, <<Index:?GLuint,0:32,X:?GLdouble>>).
 
 %% @doc glVertexAttribL
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertexAttribL.xml">external</a> documentation.
--spec vertexAttribL2d(Index, X, Y) -> ok when Index :: integer(),X :: float(),Y :: float().
+-spec vertexAttribL2d(Index, X, Y) -> 'ok' when Index :: integer(),X :: float(),Y :: float().
 vertexAttribL2d(Index,X,Y) ->
   cast(5837, <<Index:?GLuint,0:32,X:?GLdouble,Y:?GLdouble>>).
 
 %% @doc glVertexAttribL
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertexAttribL.xml">external</a> documentation.
--spec vertexAttribL3d(Index, X, Y, Z) -> ok when Index :: integer(),X :: float(),Y :: float(),Z :: float().
+-spec vertexAttribL3d(Index, X, Y, Z) -> 'ok' when Index :: integer(),X :: float(),Y :: float(),Z :: float().
 vertexAttribL3d(Index,X,Y,Z) ->
   cast(5838, <<Index:?GLuint,0:32,X:?GLdouble,Y:?GLdouble,Z:?GLdouble>>).
 
 %% @doc glVertexAttribL
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertexAttribL.xml">external</a> documentation.
--spec vertexAttribL4d(Index, X, Y, Z, W) -> ok when Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
+-spec vertexAttribL4d(Index, X, Y, Z, W) -> 'ok' when Index :: integer(),X :: float(),Y :: float(),Z :: float(),W :: float().
 vertexAttribL4d(Index,X,Y,Z,W) ->
   cast(5839, <<Index:?GLuint,0:32,X:?GLdouble,Y:?GLdouble,Z:?GLdouble,W:?GLdouble>>).
 
 %% @equiv vertexAttribL1d(Index,X)
--spec vertexAttribL1dv(Index :: integer(),V) -> ok when V :: {X :: float()}.
+-spec vertexAttribL1dv(Index :: integer(),V) -> 'ok' when V :: {X :: float()}.
 vertexAttribL1dv(Index,{X}) ->  vertexAttribL1d(Index,X).
 
 %% @equiv vertexAttribL2d(Index,X,Y)
--spec vertexAttribL2dv(Index :: integer(),V) -> ok when V :: {X :: float(),Y :: float()}.
+-spec vertexAttribL2dv(Index :: integer(),V) -> 'ok' when V :: {X :: float(),Y :: float()}.
 vertexAttribL2dv(Index,{X,Y}) ->  vertexAttribL2d(Index,X,Y).
 
 %% @equiv vertexAttribL3d(Index,X,Y,Z)
--spec vertexAttribL3dv(Index :: integer(),V) -> ok when V :: {X :: float(),Y :: float(),Z :: float()}.
+-spec vertexAttribL3dv(Index :: integer(),V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float()}.
 vertexAttribL3dv(Index,{X,Y,Z}) ->  vertexAttribL3d(Index,X,Y,Z).
 
 %% @equiv vertexAttribL4d(Index,X,Y,Z,W)
--spec vertexAttribL4dv(Index :: integer(),V) -> ok when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
+-spec vertexAttribL4dv(Index :: integer(),V) -> 'ok' when V :: {X :: float(),Y :: float(),Z :: float(),W :: float()}.
 vertexAttribL4dv(Index,{X,Y,Z,W}) ->  vertexAttribL4d(Index,X,Y,Z,W).
 
 %% @doc glVertexAttribLPointer
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glVertexAttribLPointer.xml">external</a> documentation.
--spec vertexAttribLPointer(Index, Size, Type, Stride, Pointer) -> ok when Index :: integer(),Size :: integer(),Type :: enum(),Stride :: integer(),Pointer :: offset()|mem().
+-spec vertexAttribLPointer(Index, Size, Type, Stride, Pointer) -> 'ok' when Index :: integer(),Size :: integer(),Type :: enum(),Stride :: integer(),Pointer :: offset()|mem().
 vertexAttribLPointer(Index,Size,Type,Stride,Pointer) when  is_integer(Pointer) ->
   cast(5840, <<Index:?GLuint,Size:?GLint,Type:?GLenum,Stride:?GLsizei,Pointer:?GLuint>>);
 vertexAttribLPointer(Index,Size,Type,Stride,Pointer) ->
@@ -16223,7 +16223,7 @@ getVertexAttribLdv(Index,Pname) ->
 %% @doc glViewportArrayv
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glViewportArrayv.xml">external</a> documentation.
--spec viewportArrayv(First, V) -> ok when First :: integer(),V :: [{float(),float(),float(),float()}].
+-spec viewportArrayv(First, V) -> 'ok' when First :: integer(),V :: [{float(),float(),float(),float()}].
 viewportArrayv(First,V) ->
   cast(5843, <<First:?GLuint,(length(V)):?GLuint,
         (<< <<V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat>> || {V1,V2,V3,V4} <- V>>)/binary>>).
@@ -16263,20 +16263,20 @@ viewportArrayv(First,V) ->
 %% 1, v); }
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glViewportIndexed.xml">external</a> documentation.
--spec viewportIndexedf(Index, X, Y, W, H) -> ok when Index :: integer(),X :: float(),Y :: float(),W :: float(),H :: float().
+-spec viewportIndexedf(Index, X, Y, W, H) -> 'ok' when Index :: integer(),X :: float(),Y :: float(),W :: float(),H :: float().
 viewportIndexedf(Index,X,Y,W,H) ->
   cast(5844, <<Index:?GLuint,X:?GLfloat,Y:?GLfloat,W:?GLfloat,H:?GLfloat>>).
 
 %% @doc 
 %% See {@link viewportIndexedf/5}
--spec viewportIndexedfv(Index, V) -> ok when Index :: integer(),V :: {float(),float(),float(),float()}.
+-spec viewportIndexedfv(Index, V) -> 'ok' when Index :: integer(),V :: {float(),float(),float(),float()}.
 viewportIndexedfv(Index,{V1,V2,V3,V4}) ->
   cast(5845, <<Index:?GLuint,V1:?GLfloat,V2:?GLfloat,V3:?GLfloat,V4:?GLfloat>>).
 
 %% @doc glScissorArrayv
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glScissorArrayv.xml">external</a> documentation.
--spec scissorArrayv(First, V) -> ok when First :: integer(),V :: [{integer(),integer(),integer(),integer()}].
+-spec scissorArrayv(First, V) -> 'ok' when First :: integer(),V :: [{integer(),integer(),integer(),integer()}].
 scissorArrayv(First,V) ->
   cast(5846, <<First:?GLuint,(length(V)):?GLuint,
         (<< <<V1:?GLint,V2:?GLint,V3:?GLint,V4:?GLint>> || {V1,V2,V3,V4} <- V>>)/binary>>).
@@ -16284,21 +16284,21 @@ scissorArrayv(First,V) ->
 %% @doc glScissorIndexe
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glScissorIndexe.xml">external</a> documentation.
--spec scissorIndexed(Index, Left, Bottom, Width, Height) -> ok when Index :: integer(),Left :: integer(),Bottom :: integer(),Width :: integer(),Height :: integer().
+-spec scissorIndexed(Index, Left, Bottom, Width, Height) -> 'ok' when Index :: integer(),Left :: integer(),Bottom :: integer(),Width :: integer(),Height :: integer().
 scissorIndexed(Index,Left,Bottom,Width,Height) ->
   cast(5847, <<Index:?GLuint,Left:?GLint,Bottom:?GLint,Width:?GLsizei,Height:?GLsizei>>).
 
 %% @doc glScissorIndexe
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glScissorIndexe.xml">external</a> documentation.
--spec scissorIndexedv(Index, V) -> ok when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
+-spec scissorIndexedv(Index, V) -> 'ok' when Index :: integer(),V :: {integer(),integer(),integer(),integer()}.
 scissorIndexedv(Index,{V1,V2,V3,V4}) ->
   cast(5848, <<Index:?GLuint,V1:?GLint,V2:?GLint,V3:?GLint,V4:?GLint>>).
 
 %% @doc glDepthRangeArrayv
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDepthRangeArrayv.xml">external</a> documentation.
--spec depthRangeArrayv(First, V) -> ok when First :: integer(),V :: [{clamp(),clamp()}].
+-spec depthRangeArrayv(First, V) -> 'ok' when First :: integer(),V :: [{clamp(),clamp()}].
 depthRangeArrayv(First,V) ->
   cast(5849, <<First:?GLuint,0:32,(length(V)):?GLuint,0:32,
         (<< <<V1:?GLclampd,V2:?GLclampd>> || {V1,V2} <- V>>)/binary>>).
@@ -16306,7 +16306,7 @@ depthRangeArrayv(First,V) ->
 %% @doc glDepthRangeIndexe
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDepthRangeIndexe.xml">external</a> documentation.
--spec depthRangeIndexed(Index, N, F) -> ok when Index :: integer(),N :: clamp(),F :: clamp().
+-spec depthRangeIndexed(Index, N, F) -> 'ok' when Index :: integer(),N :: clamp(),F :: clamp().
 depthRangeIndexed(Index,N,F) ->
   cast(5850, <<Index:?GLuint,0:32,N:?GLclampd,F:?GLclampd>>).
 
@@ -16325,7 +16325,7 @@ getDoublei_v(Target,Index) ->
 %% @doc glDebugMessageControlARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDebugMessageControlARB.xml">external</a> documentation.
--spec debugMessageControlARB(Source, Type, Severity, Ids, Enabled) -> ok when Source :: enum(),Type :: enum(),Severity :: enum(),Ids :: [integer()],Enabled :: 0|1.
+-spec debugMessageControlARB(Source, Type, Severity, Ids, Enabled) -> 'ok' when Source :: enum(),Type :: enum(),Severity :: enum(),Ids :: [integer()],Enabled :: 0|1.
 debugMessageControlARB(Source,Type,Severity,Ids,Enabled) ->
   cast(5853, <<Source:?GLenum,Type:?GLenum,Severity:?GLenum,(length(Ids)):?GLuint,
         (<< <<C:?GLuint>> || C <- Ids>>)/binary,0:(((length(Ids)) rem 2)*32),Enabled:?GLboolean>>).
@@ -16333,7 +16333,7 @@ debugMessageControlARB(Source,Type,Severity,Ids,Enabled) ->
 %% @doc glDebugMessageInsertARB
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDebugMessageInsertARB.xml">external</a> documentation.
--spec debugMessageInsertARB(Source, Type, Id, Severity, Buf) -> ok when Source :: enum(),Type :: enum(),Id :: integer(),Severity :: enum(),Buf :: string().
+-spec debugMessageInsertARB(Source, Type, Id, Severity, Buf) -> 'ok' when Source :: enum(),Type :: enum(),Id :: integer(),Severity :: enum(),Buf :: string().
 debugMessageInsertARB(Source,Type,Id,Severity,Buf) ->
   cast(5854, <<Source:?GLenum,Type:?GLenum,Id:?GLuint,Severity:?GLenum,(list_to_binary([Buf|[0]]))/binary,0:((8-((length(Buf)+ 1) rem 8)) rem 8)>>).
 
@@ -16370,7 +16370,7 @@ getGraphicsResetStatusARB() ->
 %% value of `?gl_InstanceID'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawArraysInstancedBaseInstance.xml">external</a> documentation.
--spec drawArraysInstancedBaseInstance(Mode, First, Count, Primcount, Baseinstance) -> ok when Mode :: enum(),First :: integer(),Count :: integer(),Primcount :: integer(),Baseinstance :: integer().
+-spec drawArraysInstancedBaseInstance(Mode, First, Count, Primcount, Baseinstance) -> 'ok' when Mode :: enum(),First :: integer(),Count :: integer(),Primcount :: integer(),Baseinstance :: integer().
 drawArraysInstancedBaseInstance(Mode,First,Count,Primcount,Baseinstance) ->
   cast(5857, <<Mode:?GLenum,First:?GLint,Count:?GLsizei,Primcount:?GLsizei,Baseinstance:?GLuint>>).
 
@@ -16393,7 +16393,7 @@ drawArraysInstancedBaseInstance(Mode,First,Count,Primcount,Baseinstance) ->
 %% value of `?gl_InstanceID'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawElementsInstancedBaseInstance.xml">external</a> documentation.
--spec drawElementsInstancedBaseInstance(Mode, Count, Type, Indices, Primcount, Baseinstance) -> ok when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Primcount :: integer(),Baseinstance :: integer().
+-spec drawElementsInstancedBaseInstance(Mode, Count, Type, Indices, Primcount, Baseinstance) -> 'ok' when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Primcount :: integer(),Baseinstance :: integer().
 drawElementsInstancedBaseInstance(Mode,Count,Type,Indices,Primcount,Baseinstance) when  is_integer(Indices) ->
   cast(5858, <<Mode:?GLenum,Count:?GLsizei,Type:?GLenum,Indices:?GLuint,Primcount:?GLsizei,Baseinstance:?GLuint>>);
 drawElementsInstancedBaseInstance(Mode,Count,Type,Indices,Primcount,Baseinstance) ->
@@ -16417,7 +16417,7 @@ drawElementsInstancedBaseInstance(Mode,Count,Type,Indices,Primcount,Baseinstance
 %% value of `?gl_InstanceID'. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawElementsInstancedBaseVertexBaseInstance.xml">external</a> documentation.
--spec drawElementsInstancedBaseVertexBaseInstance(Mode, Count, Type, Indices, Primcount, Basevertex, Baseinstance) -> ok when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Primcount :: integer(),Basevertex :: integer(),Baseinstance :: integer().
+-spec drawElementsInstancedBaseVertexBaseInstance(Mode, Count, Type, Indices, Primcount, Basevertex, Baseinstance) -> 'ok' when Mode :: enum(),Count :: integer(),Type :: enum(),Indices :: offset()|mem(),Primcount :: integer(),Basevertex :: integer(),Baseinstance :: integer().
 drawElementsInstancedBaseVertexBaseInstance(Mode,Count,Type,Indices,Primcount,Basevertex,Baseinstance) when  is_integer(Indices) ->
   cast(5860, <<Mode:?GLenum,Count:?GLsizei,Type:?GLenum,Indices:?GLuint,Primcount:?GLsizei,Basevertex:?GLint,Baseinstance:?GLuint>>);
 drawElementsInstancedBaseVertexBaseInstance(Mode,Count,Type,Indices,Primcount,Basevertex,Baseinstance) ->
@@ -16427,14 +16427,14 @@ drawElementsInstancedBaseVertexBaseInstance(Mode,Count,Type,Indices,Primcount,Ba
 %% @doc glDrawTransformFeedbackInstance
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawTransformFeedbackInstance.xml">external</a> documentation.
--spec drawTransformFeedbackInstanced(Mode, Id, Primcount) -> ok when Mode :: enum(),Id :: integer(),Primcount :: integer().
+-spec drawTransformFeedbackInstanced(Mode, Id, Primcount) -> 'ok' when Mode :: enum(),Id :: integer(),Primcount :: integer().
 drawTransformFeedbackInstanced(Mode,Id,Primcount) ->
   cast(5862, <<Mode:?GLenum,Id:?GLuint,Primcount:?GLsizei>>).
 
 %% @doc glDrawTransformFeedbackStreamInstance
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDrawTransformFeedbackStreamInstance.xml">external</a> documentation.
--spec drawTransformFeedbackStreamInstanced(Mode, Id, Stream, Primcount) -> ok when Mode :: enum(),Id :: integer(),Stream :: integer(),Primcount :: integer().
+-spec drawTransformFeedbackStreamInstanced(Mode, Id, Stream, Primcount) -> 'ok' when Mode :: enum(),Id :: integer(),Stream :: integer(),Primcount :: integer().
 drawTransformFeedbackStreamInstanced(Mode,Id,Stream,Primcount) ->
   cast(5863, <<Mode:?GLenum,Id:?GLuint,Stream:?GLuint,Primcount:?GLsizei>>).
 
@@ -16503,7 +16503,7 @@ getInternalformativ(Target,Internalformat,Pname,BufSize) ->
 %% respectively. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glBindImageTexture.xml">external</a> documentation.
--spec bindImageTexture(Unit, Texture, Level, Layered, Layer, Access, Format) -> ok when Unit :: integer(),Texture :: integer(),Level :: integer(),Layered :: 0|1,Layer :: integer(),Access :: enum(),Format :: enum().
+-spec bindImageTexture(Unit, Texture, Level, Layered, Layer, Access, Format) -> 'ok' when Unit :: integer(),Texture :: integer(),Level :: integer(),Layered :: 0|1,Layer :: integer(),Access :: enum(),Format :: enum().
 bindImageTexture(Unit,Texture,Level,Layered,Layer,Access,Format) ->
   cast(5865, <<Unit:?GLuint,Texture:?GLuint,Level:?GLint,Layered:?GLboolean,0:24,Layer:?GLint,Access:?GLenum,Format:?GLenum>>).
 
@@ -16630,7 +16630,7 @@ bindImageTexture(Unit,Texture,Level,Layered,Layer,Access,Format) ->
 %% passes is necessary.
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glMemoryBarrier.xml">external</a> documentation.
--spec memoryBarrier(Barriers) -> ok when Barriers :: integer().
+-spec memoryBarrier(Barriers) -> 'ok' when Barriers :: integer().
 memoryBarrier(Barriers) ->
   cast(5866, <<Barriers:?GLbitfield>>).
 
@@ -16663,7 +16663,7 @@ memoryBarrier(Barriers) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexStorage1D.xml">external</a> documentation.
--spec texStorage1D(Target, Levels, Internalformat, Width) -> ok when Target :: enum(),Levels :: integer(),Internalformat :: enum(),Width :: integer().
+-spec texStorage1D(Target, Levels, Internalformat, Width) -> 'ok' when Target :: enum(),Levels :: integer(),Internalformat :: enum(),Width :: integer().
 texStorage1D(Target,Levels,Internalformat,Width) ->
   cast(5867, <<Target:?GLenum,Levels:?GLsizei,Internalformat:?GLenum,Width:?GLsizei>>).
 
@@ -16708,7 +16708,7 @@ texStorage1D(Target,Levels,Internalformat,Width) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexStorage2D.xml">external</a> documentation.
--spec texStorage2D(Target, Levels, Internalformat, Width, Height) -> ok when Target :: enum(),Levels :: integer(),Internalformat :: enum(),Width :: integer(),Height :: integer().
+-spec texStorage2D(Target, Levels, Internalformat, Width, Height) -> 'ok' when Target :: enum(),Levels :: integer(),Internalformat :: enum(),Width :: integer(),Height :: integer().
 texStorage2D(Target,Levels,Internalformat,Width,Height) ->
   cast(5868, <<Target:?GLenum,Levels:?GLsizei,Internalformat:?GLenum,Width:?GLsizei,Height:?GLsizei>>).
 
@@ -16751,21 +16751,21 @@ texStorage2D(Target,Levels,Internalformat,Width,Height) ->
 %% 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glTexStorage3D.xml">external</a> documentation.
--spec texStorage3D(Target, Levels, Internalformat, Width, Height, Depth) -> ok when Target :: enum(),Levels :: integer(),Internalformat :: enum(),Width :: integer(),Height :: integer(),Depth :: integer().
+-spec texStorage3D(Target, Levels, Internalformat, Width, Height, Depth) -> 'ok' when Target :: enum(),Levels :: integer(),Internalformat :: enum(),Width :: integer(),Height :: integer(),Depth :: integer().
 texStorage3D(Target,Levels,Internalformat,Width,Height,Depth) ->
   cast(5869, <<Target:?GLenum,Levels:?GLsizei,Internalformat:?GLenum,Width:?GLsizei,Height:?GLsizei,Depth:?GLsizei>>).
 
 %% @doc glDepthBoundsEXT
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glDepthBoundsEXT.xml">external</a> documentation.
--spec depthBoundsEXT(Zmin, Zmax) -> ok when Zmin :: clamp(),Zmax :: clamp().
+-spec depthBoundsEXT(Zmin, Zmax) -> 'ok' when Zmin :: clamp(),Zmax :: clamp().
 depthBoundsEXT(Zmin,Zmax) ->
   cast(5870, <<Zmin:?GLclampd,Zmax:?GLclampd>>).
 
 %% @doc glStencilClearTagEXT
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/glStencilClearTagEXT.xml">external</a> documentation.
--spec stencilClearTagEXT(StencilTagBits, StencilClearTag) -> ok when StencilTagBits :: integer(),StencilClearTag :: integer().
+-spec stencilClearTagEXT(StencilTagBits, StencilClearTag) -> 'ok' when StencilTagBits :: integer(),StencilClearTag :: integer().
 stencilClearTagEXT(StencilTagBits,StencilClearTag) ->
   cast(5871, <<StencilTagBits:?GLsizei,StencilClearTag:?GLuint>>).
 
diff --git a/lib/wx/src/gen/glu.erl b/lib/wx/src/gen/glu.erl
index 5faba48930..47d9a83999 100644
--- a/lib/wx/src/gen/glu.erl
+++ b/lib/wx/src/gen/glu.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2008-2015. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2016. All Rights Reserved.
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -356,7 +356,7 @@ checkExtension(ExtName,ExtString) ->
 %% at the +`y' axis. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluCylinder.xml">external</a> documentation.
--spec cylinder(Quad, Base, Top, Height, Slices, Stacks) -> ok when Quad :: integer(),Base :: float(),Top :: float(),Height :: float(),Slices :: integer(),Stacks :: integer().
+-spec cylinder(Quad, Base, Top, Height, Slices, Stacks) -> 'ok' when Quad :: integer(),Base :: float(),Top :: float(),Height :: float(),Slices :: integer(),Stacks :: integer().
 cylinder(Quad,Base,Top,Height,Slices,Stacks) ->
   cast(5017, <<Quad:?GLUquadric,Base:?GLdouble,Top:?GLdouble,Height:?GLdouble,Slices:?GLint,Stacks:?GLint>>).
 
@@ -367,7 +367,7 @@ cylinder(Quad,Base,Top,Height,Slices,Stacks) ->
 %% cannot be used again. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluDeleteQuadric.xml">external</a> documentation.
--spec deleteQuadric(Quad) -> ok when Quad :: integer().
+-spec deleteQuadric(Quad) -> 'ok' when Quad :: integer().
 deleteQuadric(Quad) ->
   cast(5018, <<Quad:?GLUquadric>>).
 
@@ -390,7 +390,7 @@ deleteQuadric(Quad) ->
 %% (0, -`r', 0) it is (0.5, 0). 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluDisk.xml">external</a> documentation.
--spec disk(Quad, Inner, Outer, Slices, Loops) -> ok when Quad :: integer(),Inner :: float(),Outer :: float(),Slices :: integer(),Loops :: integer().
+-spec disk(Quad, Inner, Outer, Slices, Loops) -> 'ok' when Quad :: integer(),Inner :: float(),Outer :: float(),Slices :: integer(),Loops :: integer().
 disk(Quad,Inner,Outer,Slices,Loops) ->
   cast(5019, <<Quad:?GLUquadric,Inner:?GLdouble,Outer:?GLdouble,Slices:?GLint,Loops:?GLint>>).
 
@@ -468,7 +468,7 @@ getString(Name) ->
 %% -eyez); 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluLookAt.xml">external</a> documentation.
--spec lookAt(EyeX, EyeY, EyeZ, CenterX, CenterY, CenterZ, UpX, UpY, UpZ) -> ok when EyeX :: float(),EyeY :: float(),EyeZ :: float(),CenterX :: float(),CenterY :: float(),CenterZ :: float(),UpX :: float(),UpY :: float(),UpZ :: float().
+-spec lookAt(EyeX, EyeY, EyeZ, CenterX, CenterY, CenterZ, UpX, UpY, UpZ) -> 'ok' when EyeX :: float(),EyeY :: float(),EyeZ :: float(),CenterX :: float(),CenterY :: float(),CenterZ :: float(),UpX :: float(),UpY :: float(),UpZ :: float().
 lookAt(EyeX,EyeY,EyeZ,CenterX,CenterY,CenterZ,UpX,UpY,UpZ) ->
   cast(5022, <<EyeX:?GLdouble,EyeY:?GLdouble,EyeZ:?GLdouble,CenterX:?GLdouble,CenterY:?GLdouble,CenterZ:?GLdouble,UpX:?GLdouble,UpY:?GLdouble,UpZ:?GLdouble>>).
 
@@ -489,7 +489,7 @@ newQuadric() ->
 %% to calling  {@link gl:ortho/6}  with   near=-1 and   far=1. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluOrtho2D.xml">external</a> documentation.
--spec ortho2D(Left, Right, Bottom, Top) -> ok when Left :: float(),Right :: float(),Bottom :: float(),Top :: float().
+-spec ortho2D(Left, Right, Bottom, Top) -> 'ok' when Left :: float(),Right :: float(),Bottom :: float(),Top :: float().
 ortho2D(Left,Right,Bottom,Top) ->
   cast(5024, <<Left:?GLdouble,Right:?GLdouble,Bottom:?GLdouble,Top:?GLdouble>>).
 
@@ -518,7 +518,7 @@ ortho2D(Left,Right,Bottom,Top) ->
 %%  at (0, -`r', 0) it is (0.5, 0.0). 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluPartialDisk.xml">external</a> documentation.
--spec partialDisk(Quad, Inner, Outer, Slices, Loops, Start, Sweep) -> ok when Quad :: integer(),Inner :: float(),Outer :: float(),Slices :: integer(),Loops :: integer(),Start :: float(),Sweep :: float().
+-spec partialDisk(Quad, Inner, Outer, Slices, Loops, Start, Sweep) -> 'ok' when Quad :: integer(),Inner :: float(),Outer :: float(),Slices :: integer(),Loops :: integer(),Start :: float(),Sweep :: float().
 partialDisk(Quad,Inner,Outer,Slices,Loops,Start,Sweep) ->
   cast(5025, <<Quad:?GLUquadric,Inner:?GLdouble,Outer:?GLdouble,Slices:?GLint,Loops:?GLint,Start:?GLdouble,Sweep:?GLdouble>>).
 
@@ -542,7 +542,7 @@ partialDisk(Quad,Inner,Outer,Slices,Loops,Start,Sweep) ->
 %% (f/aspect 0 0 0 0 f 0 0 0 0(zFar+zNear)/(zNear-zFar)(2×zFar×zNear)/(zNear-zFar) 0 0 -1 0)
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluPerspective.xml">external</a> documentation.
--spec perspective(Fovy, Aspect, ZNear, ZFar) -> ok when Fovy :: float(),Aspect :: float(),ZNear :: float(),ZFar :: float().
+-spec perspective(Fovy, Aspect, ZNear, ZFar) -> 'ok' when Fovy :: float(),Aspect :: float(),ZNear :: float(),ZFar :: float().
 perspective(Fovy,Aspect,ZNear,ZFar) ->
   cast(5026, <<Fovy:?GLdouble,Aspect:?GLdouble,ZNear:?GLdouble,ZFar:?GLdouble>>).
 
@@ -568,7 +568,7 @@ perspective(Fovy,Aspect,ZNear,ZFar) ->
 %% it was subdivided without the pick matrix. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluPickMatrix.xml">external</a> documentation.
--spec pickMatrix(X, Y, DelX, DelY, Viewport) -> ok when X :: float(),Y :: float(),DelX :: float(),DelY :: float(),Viewport :: {integer(),integer(),integer(),integer()}.
+-spec pickMatrix(X, Y, DelX, DelY, Viewport) -> 'ok' when X :: float(),Y :: float(),DelX :: float(),DelY :: float(),Viewport :: {integer(),integer(),integer(),integer()}.
 pickMatrix(X,Y,DelX,DelY,{V1,V2,V3,V4}) ->
   cast(5027, <<X:?GLdouble,Y:?GLdouble,DelX:?GLdouble,DelY:?GLdouble,V1:?GLint,V2:?GLint,V3:?GLint,V4:?GLint>>).
 
@@ -621,7 +621,7 @@ project(ObjX,ObjY,ObjZ,{M1,M2,M3,M4,M5,M6,M7,M8,M9,M10,M11,M12},{P1,P2,P3,P4,P5,
 %% `?GLU_POINT':  Quadrics are rendered as a set of points. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluQuadricDrawStyle.xml">external</a> documentation.
--spec quadricDrawStyle(Quad, Draw) -> ok when Quad :: integer(),Draw :: enum().
+-spec quadricDrawStyle(Quad, Draw) -> 'ok' when Quad :: integer(),Draw :: enum().
 quadricDrawStyle(Quad,Draw) ->
   cast(5029, <<Quad:?GLUquadric,Draw:?GLenum>>).
 
@@ -638,7 +638,7 @@ quadricDrawStyle(Quad,Draw) ->
 %% initial value. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluQuadricNormals.xml">external</a> documentation.
--spec quadricNormals(Quad, Normal) -> ok when Quad :: integer(),Normal :: enum().
+-spec quadricNormals(Quad, Normal) -> 'ok' when Quad :: integer(),Normal :: enum().
 quadricNormals(Quad,Normal) ->
   cast(5030, <<Quad:?GLUquadric,Normal:?GLenum>>).
 
@@ -656,7 +656,7 @@ quadricNormals(Quad,Normal) ->
 %% being drawn. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluQuadricOrientation.xml">external</a> documentation.
--spec quadricOrientation(Quad, Orientation) -> ok when Quad :: integer(),Orientation :: enum().
+-spec quadricOrientation(Quad, Orientation) -> 'ok' when Quad :: integer(),Orientation :: enum().
 quadricOrientation(Quad,Orientation) ->
   cast(5031, <<Quad:?GLUquadric,Orientation:?GLenum>>).
 
@@ -671,7 +671,7 @@ quadricOrientation(Quad,Orientation) ->
 %% rendered. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluQuadricTexture.xml">external</a> documentation.
--spec quadricTexture(Quad, Texture) -> ok when Quad :: integer(),Texture :: 0|1.
+-spec quadricTexture(Quad, Texture) -> 'ok' when Quad :: integer(),Texture :: 0|1.
 quadricTexture(Quad,Texture) ->
   cast(5032, <<Quad:?GLUquadric,Texture:?GLboolean>>).
 
@@ -714,7 +714,7 @@ scaleImage(Format,WIn,HIn,TypeIn,DataIn,WOut,HOut,TypeOut,DataOut) ->
 %%  axis, and back to 1.0  at the +`y' axis. 
 %%
 %% See <a href="http://www.opengl.org/sdk/docs/man/xhtml/gluSphere.xml">external</a> documentation.
--spec sphere(Quad, Radius, Slices, Stacks) -> ok when Quad :: integer(),Radius :: float(),Slices :: integer(),Stacks :: integer().
+-spec sphere(Quad, Radius, Slices, Stacks) -> 'ok' when Quad :: integer(),Radius :: float(),Slices :: integer(),Stacks :: integer().
 sphere(Quad,Radius,Slices,Stacks) ->
   cast(5034, <<Quad:?GLUquadric,Radius:?GLdouble,Slices:?GLint,Stacks:?GLint>>).
 
diff --git a/lib/wx/src/gen/wxAcceleratorEntry.erl b/lib/wx/src/gen/wxAcceleratorEntry.erl
index 0885c25371..78d2ec47de 100644
--- a/lib/wx/src/gen/wxAcceleratorEntry.erl
+++ b/lib/wx/src/gen/wxAcceleratorEntry.erl
@@ -47,10 +47,10 @@ new() ->
 %% 	Entry::wxAcceleratorEntry().<br />
 %% 
 -spec new([Option]) -> wxAcceleratorEntry() when
-	Option :: {flags, integer()}
-		 | {keyCode, integer()}
-		 | {cmd, integer()}
-		 | {item, wxMenuItem:wxMenuItem()};
+	Option :: {'flags', integer()}
+		 | {'keyCode', integer()}
+		 | {'cmd', integer()}
+		 | {'item', wxMenuItem:wxMenuItem()};
       (Entry) -> wxAcceleratorEntry() when
 	Entry::wxAcceleratorEntry().
 new(Options)
@@ -93,7 +93,7 @@ getKeyCode(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv set(This,Flags,KeyCode,Cmd, [])
--spec set(This, Flags, KeyCode, Cmd) -> ok when
+-spec set(This, Flags, KeyCode, Cmd) -> 'ok' when
 	This::wxAcceleratorEntry(), Flags::integer(), KeyCode::integer(), Cmd::integer().
 
 set(This,Flags,KeyCode,Cmd)
@@ -101,9 +101,9 @@ set(This,Flags,KeyCode,Cmd)
   set(This,Flags,KeyCode,Cmd, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxacceleratorentry.html#wxacceleratorentryset">external documentation</a>.
--spec set(This, Flags, KeyCode, Cmd, [Option]) -> ok when
+-spec set(This, Flags, KeyCode, Cmd, [Option]) -> 'ok' when
 	This::wxAcceleratorEntry(), Flags::integer(), KeyCode::integer(), Cmd::integer(),
-	Option :: {item, wxMenuItem:wxMenuItem()}.
+	Option :: {'item', wxMenuItem:wxMenuItem()}.
 set(#wx_ref{type=ThisT,ref=ThisRef},Flags,KeyCode,Cmd, Options)
  when is_integer(Flags),is_integer(KeyCode),is_integer(Cmd),is_list(Options) ->
   ?CLASS(ThisT,wxAcceleratorEntry),
@@ -114,7 +114,7 @@ set(#wx_ref{type=ThisT,ref=ThisRef},Flags,KeyCode,Cmd, Options)
   <<ThisRef:32/?UI,Flags:32/?UI,KeyCode:32/?UI,Cmd:32/?UI, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxAcceleratorEntry()) -> ok.
+-spec destroy(This::wxAcceleratorEntry()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxAcceleratorEntry),
   wxe_util:destroy(?wxAcceleratorEntry_destroy,Obj),
diff --git a/lib/wx/src/gen/wxAcceleratorTable.erl b/lib/wx/src/gen/wxAcceleratorTable.erl
index 3ed419b057..5c83ffced9 100644
--- a/lib/wx/src/gen/wxAcceleratorTable.erl
+++ b/lib/wx/src/gen/wxAcceleratorTable.erl
@@ -60,7 +60,7 @@ ok(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxAcceleratorTable()) -> ok.
+-spec destroy(This::wxAcceleratorTable()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxAcceleratorTable),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxArtProvider.erl b/lib/wx/src/gen/wxArtProvider.erl
index c85c0b5457..da220a90c8 100644
--- a/lib/wx/src/gen/wxArtProvider.erl
+++ b/lib/wx/src/gen/wxArtProvider.erl
@@ -46,8 +46,8 @@ getBitmap(Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxartprovider.html#wxartprovidergetbitmap">external documentation</a>.
 -spec getBitmap(Id, [Option]) -> wxBitmap:wxBitmap() when
 	Id::unicode:chardata(),
-	Option :: {client, unicode:chardata()}
-		 | {size, {W::integer(), H::integer()}}.
+	Option :: {'client', unicode:chardata()}
+		 | {'size', {W::integer(), H::integer()}}.
 getBitmap(Id, Options)
  when is_list(Id),is_list(Options) ->
   Id_UC = unicode:characters_to_binary([Id,0]),
@@ -69,8 +69,8 @@ getIcon(Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxartprovider.html#wxartprovidergeticon">external documentation</a>.
 -spec getIcon(Id, [Option]) -> wxIcon:wxIcon() when
 	Id::unicode:chardata(),
-	Option :: {client, unicode:chardata()}
-		 | {size, {W::integer(), H::integer()}}.
+	Option :: {'client', unicode:chardata()}
+		 | {'size', {W::integer(), H::integer()}}.
 getIcon(Id, Options)
  when is_list(Id),is_list(Options) ->
   Id_UC = unicode:characters_to_binary([Id,0]),
diff --git a/lib/wx/src/gen/wxAuiDockArt.erl b/lib/wx/src/gen/wxAuiDockArt.erl
index 4149b1d424..5b7890f132 100644
--- a/lib/wx/src/gen/wxAuiDockArt.erl
+++ b/lib/wx/src/gen/wxAuiDockArt.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2008-2015. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2016. All Rights Reserved.
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -63,7 +63,7 @@ getMetric(#wx_ref{type=ThisT,ref=ThisRef},Id)
   <<ThisRef:32/?UI,Id:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauidockart.html#wxauidockartsetcolour">external documentation</a>.
--spec setColour(This, Id, Colour) -> ok when
+-spec setColour(This, Id, Colour) -> 'ok' when
 	This::wxAuiDockArt(), Id::integer(), Colour::wx:wx_colour().
 setColour(#wx_ref{type=ThisT,ref=ThisRef},Id,Colour)
  when is_integer(Id),tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
@@ -72,7 +72,7 @@ setColour(#wx_ref{type=ThisT,ref=ThisRef},Id,Colour)
   <<ThisRef:32/?UI,Id:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauidockart.html#wxauidockartsetfont">external documentation</a>.
--spec setFont(This, Id, Font) -> ok when
+-spec setFont(This, Id, Font) -> 'ok' when
 	This::wxAuiDockArt(), Id::integer(), Font::wxFont:wxFont().
 setFont(#wx_ref{type=ThisT,ref=ThisRef},Id,#wx_ref{type=FontT,ref=FontRef})
  when is_integer(Id) ->
@@ -82,7 +82,7 @@ setFont(#wx_ref{type=ThisT,ref=ThisRef},Id,#wx_ref{type=FontT,ref=FontRef})
   <<ThisRef:32/?UI,Id:32/?UI,FontRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauidockart.html#wxauidockartsetmetric">external documentation</a>.
--spec setMetric(This, Id, New_val) -> ok when
+-spec setMetric(This, Id, New_val) -> 'ok' when
 	This::wxAuiDockArt(), Id::integer(), New_val::integer().
 setMetric(#wx_ref{type=ThisT,ref=ThisRef},Id,New_val)
  when is_integer(Id),is_integer(New_val) ->
diff --git a/lib/wx/src/gen/wxAuiManager.erl b/lib/wx/src/gen/wxAuiManager.erl
index bf22e3091d..37693060e1 100644
--- a/lib/wx/src/gen/wxAuiManager.erl
+++ b/lib/wx/src/gen/wxAuiManager.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2008-2015. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2016. All Rights Reserved.
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -52,8 +52,8 @@ new() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanagerwxauimanager">external documentation</a>.
 -spec new([Option]) -> wxAuiManager() when
-	Option :: {managed_wnd, wxWindow:wxWindow()}
-		 | {flags, integer()}.
+	Option :: {'managed_wnd', wxWindow:wxWindow()}
+		 | {'flags', integer()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({managed_wnd, #wx_ref{type=Managed_wndT,ref=Managed_wndRef}}, Acc) ->   ?CLASS(Managed_wndT,wxWindow),[<<1:32/?UI,Managed_wndRef:32/?UI>>|Acc];
@@ -78,8 +78,8 @@ addPane(This,Window)
 %% 
 -spec addPane(This, Window, [Option]) -> boolean() when
 	This::wxAuiManager(), Window::wxWindow:wxWindow(),
-	Option :: {direction, integer()}
-		 | {caption, unicode:chardata()};
+	Option :: {'direction', integer()}
+		 | {'caption', unicode:chardata()};
       (This, Window, Pane_info) -> boolean() when
 	This::wxAuiManager(), Window::wxWindow:wxWindow(), Pane_info::wxAuiPaneInfo:wxAuiPaneInfo().
 addPane(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}, Options)
@@ -189,7 +189,7 @@ getPane(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}) ->
   <<ThisRef:32/?UI,WindowRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanagerhidehint">external documentation</a>.
--spec hideHint(This) -> ok when
+-spec hideHint(This) -> 'ok' when
 	This::wxAuiManager().
 hideHint(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxAuiManager),
@@ -207,7 +207,7 @@ insertPane(This,Window,Insert_location)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanagerinsertpane">external documentation</a>.
 -spec insertPane(This, Window, Insert_location, [Option]) -> boolean() when
 	This::wxAuiManager(), Window::wxWindow:wxWindow(), Insert_location::wxAuiPaneInfo:wxAuiPaneInfo(),
-	Option :: {insert_level, integer()}.
+	Option :: {'insert_level', integer()}.
 insertPane(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef},#wx_ref{type=Insert_locationT,ref=Insert_locationRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiManager),
@@ -220,7 +220,7 @@ insertPane(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef},#
   <<ThisRef:32/?UI,WindowRef:32/?UI,Insert_locationRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanagerloadpaneinfo">external documentation</a>.
--spec loadPaneInfo(This, Pane_part, Pane) -> ok when
+-spec loadPaneInfo(This, Pane_part, Pane) -> 'ok' when
 	This::wxAuiManager(), Pane_part::unicode:chardata(), Pane::wxAuiPaneInfo:wxAuiPaneInfo().
 loadPaneInfo(#wx_ref{type=ThisT,ref=ThisRef},Pane_part,#wx_ref{type=PaneT,ref=PaneRef})
  when is_list(Pane_part) ->
@@ -241,7 +241,7 @@ loadPerspective(This,Perspective)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanagerloadperspective">external documentation</a>.
 -spec loadPerspective(This, Perspective, [Option]) -> boolean() when
 	This::wxAuiManager(), Perspective::unicode:chardata(),
-	Option :: {update, boolean()}.
+	Option :: {'update', boolean()}.
 loadPerspective(#wx_ref{type=ThisT,ref=ThisRef},Perspective, Options)
  when is_list(Perspective),is_list(Options) ->
   ?CLASS(ThisT,wxAuiManager),
@@ -270,7 +270,7 @@ savePerspective(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanagersetartprovider">external documentation</a>.
--spec setArtProvider(This, Art_provider) -> ok when
+-spec setArtProvider(This, Art_provider) -> 'ok' when
 	This::wxAuiManager(), Art_provider::wxAuiDockArt:wxAuiDockArt().
 setArtProvider(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=Art_providerT,ref=Art_providerRef}) ->
   ?CLASS(ThisT,wxAuiManager),
@@ -279,7 +279,7 @@ setArtProvider(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=Art_providerT,ref=Ar
   <<ThisRef:32/?UI,Art_providerRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanagersetdocksizeconstraint">external documentation</a>.
--spec setDockSizeConstraint(This, Width_pct, Height_pct) -> ok when
+-spec setDockSizeConstraint(This, Width_pct, Height_pct) -> 'ok' when
 	This::wxAuiManager(), Width_pct::number(), Height_pct::number().
 setDockSizeConstraint(#wx_ref{type=ThisT,ref=ThisRef},Width_pct,Height_pct)
  when is_number(Width_pct),is_number(Height_pct) ->
@@ -288,7 +288,7 @@ setDockSizeConstraint(#wx_ref{type=ThisT,ref=ThisRef},Width_pct,Height_pct)
   <<ThisRef:32/?UI,0:32,Width_pct:64/?F,Height_pct:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanagersetflags">external documentation</a>.
--spec setFlags(This, Flags) -> ok when
+-spec setFlags(This, Flags) -> 'ok' when
 	This::wxAuiManager(), Flags::integer().
 setFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
  when is_integer(Flags) ->
@@ -297,7 +297,7 @@ setFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
   <<ThisRef:32/?UI,Flags:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanagersetmanagedwindow">external documentation</a>.
--spec setManagedWindow(This, Managed_wnd) -> ok when
+-spec setManagedWindow(This, Managed_wnd) -> 'ok' when
 	This::wxAuiManager(), Managed_wnd::wxWindow:wxWindow().
 setManagedWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=Managed_wndT,ref=Managed_wndRef}) ->
   ?CLASS(ThisT,wxAuiManager),
@@ -306,7 +306,7 @@ setManagedWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=Managed_wndT,ref=M
   <<ThisRef:32/?UI,Managed_wndRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanagershowhint">external documentation</a>.
--spec showHint(This, Rect) -> ok when
+-spec showHint(This, Rect) -> 'ok' when
 	This::wxAuiManager(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}.
 showHint(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
  when is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH) ->
@@ -315,7 +315,7 @@ showHint(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanageruninit">external documentation</a>.
--spec unInit(This) -> ok when
+-spec unInit(This) -> 'ok' when
 	This::wxAuiManager().
 unInit(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxAuiManager),
@@ -323,7 +323,7 @@ unInit(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanager.html#wxauimanagerupdate">external documentation</a>.
--spec update(This) -> ok when
+-spec update(This) -> 'ok' when
 	This::wxAuiManager().
 update(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxAuiManager),
@@ -331,7 +331,7 @@ update(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxAuiManager()) -> ok.
+-spec destroy(This::wxAuiManager()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxAuiManager),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxAuiManagerEvent.erl b/lib/wx/src/gen/wxAuiManagerEvent.erl
index 88e4433f24..2878c5b272 100644
--- a/lib/wx/src/gen/wxAuiManagerEvent.erl
+++ b/lib/wx/src/gen/wxAuiManagerEvent.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2009-2015. All Rights Reserved.
+%% Copyright Ericsson AB 2009-2016. All Rights Reserved.
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -46,7 +46,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxAuiManagerEvent() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanagerevent.html#wxauimanagereventsetmanager">external documentation</a>.
--spec setManager(This, Mgr) -> ok when
+-spec setManager(This, Mgr) -> 'ok' when
 	This::wxAuiManagerEvent(), Mgr::wxAuiManager:wxAuiManager().
 setManager(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MgrT,ref=MgrRef}) ->
   ?CLASS(ThisT,wxAuiManagerEvent),
@@ -63,7 +63,7 @@ getManager(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanagerevent.html#wxauimanagereventsetpane">external documentation</a>.
--spec setPane(This, P) -> ok when
+-spec setPane(This, P) -> 'ok' when
 	This::wxAuiManagerEvent(), P::wxAuiPaneInfo:wxAuiPaneInfo().
 setPane(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PT,ref=PRef}) ->
   ?CLASS(ThisT,wxAuiManagerEvent),
@@ -80,7 +80,7 @@ getPane(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanagerevent.html#wxauimanagereventsetbutton">external documentation</a>.
--spec setButton(This, B) -> ok when
+-spec setButton(This, B) -> 'ok' when
 	This::wxAuiManagerEvent(), B::integer().
 setButton(#wx_ref{type=ThisT,ref=ThisRef},B)
  when is_integer(B) ->
@@ -97,7 +97,7 @@ getButton(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanagerevent.html#wxauimanagereventsetdc">external documentation</a>.
--spec setDC(This, Pdc) -> ok when
+-spec setDC(This, Pdc) -> 'ok' when
 	This::wxAuiManagerEvent(), Pdc::wxDC:wxDC().
 setDC(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PdcT,ref=PdcRef}) ->
   ?CLASS(ThisT,wxAuiManagerEvent),
@@ -114,7 +114,7 @@ getDC(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv veto(This, [])
--spec veto(This) -> ok when
+-spec veto(This) -> 'ok' when
 	This::wxAuiManagerEvent().
 
 veto(This)
@@ -122,9 +122,9 @@ veto(This)
   veto(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanagerevent.html#wxauimanagereventveto">external documentation</a>.
--spec veto(This, [Option]) -> ok when
+-spec veto(This, [Option]) -> 'ok' when
 	This::wxAuiManagerEvent(),
-	Option :: {veto, boolean()}.
+	Option :: {'veto', boolean()}.
 veto(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiManagerEvent),
@@ -143,7 +143,7 @@ getVeto(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauimanagerevent.html#wxauimanagereventsetcanveto">external documentation</a>.
--spec setCanVeto(This, Can_veto) -> ok when
+-spec setCanVeto(This, Can_veto) -> 'ok' when
 	This::wxAuiManagerEvent(), Can_veto::boolean().
 setCanVeto(#wx_ref{type=ThisT,ref=ThisRef},Can_veto)
  when is_boolean(Can_veto) ->
diff --git a/lib/wx/src/gen/wxAuiNotebook.erl b/lib/wx/src/gen/wxAuiNotebook.erl
index 7ec1acb26d..42da35e16a 100644
--- a/lib/wx/src/gen/wxAuiNotebook.erl
+++ b/lib/wx/src/gen/wxAuiNotebook.erl
@@ -100,10 +100,10 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauinotebook.html#wxauinotebookwxauinotebook">external documentation</a>.
 -spec new(Parent, [Option]) -> wxAuiNotebook() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -127,8 +127,8 @@ addPage(This,Page,Caption)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauinotebook.html#wxauinotebookaddpage">external documentation</a>.
 -spec addPage(This, Page, Caption, [Option]) -> boolean() when
 	This::wxAuiNotebook(), Page::wxWindow:wxWindow(), Caption::unicode:chardata(),
-	Option :: {select, boolean()}
-		 | {bitmap, wxBitmap:wxBitmap()}.
+	Option :: {'select', boolean()}
+		 | {'bitmap', wxBitmap:wxBitmap()}.
 addPage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageT,ref=PageRef},Caption, Options)
  when is_list(Caption),is_list(Options) ->
   ?CLASS(ThisT,wxAuiNotebook),
@@ -152,10 +152,10 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauinotebook.html#wxauinotebookcreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxAuiNotebook(), Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiNotebook),
@@ -249,8 +249,8 @@ insertPage(This,Page_idx,Page,Caption)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauinotebook.html#wxauinotebookinsertpage">external documentation</a>.
 -spec insertPage(This, Page_idx, Page, Caption, [Option]) -> boolean() when
 	This::wxAuiNotebook(), Page_idx::integer(), Page::wxWindow:wxWindow(), Caption::unicode:chardata(),
-	Option :: {select, boolean()}
-		 | {bitmap, wxBitmap:wxBitmap()}.
+	Option :: {'select', boolean()}
+		 | {'bitmap', wxBitmap:wxBitmap()}.
 insertPage(#wx_ref{type=ThisT,ref=ThisRef},Page_idx,#wx_ref{type=PageT,ref=PageRef},Caption, Options)
  when is_integer(Page_idx),is_list(Caption),is_list(Options) ->
   ?CLASS(ThisT,wxAuiNotebook),
@@ -273,7 +273,7 @@ removePage(#wx_ref{type=ThisT,ref=ThisRef},Page)
   <<ThisRef:32/?UI,Page:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauinotebook.html#wxauinotebooksetartprovider">external documentation</a>.
--spec setArtProvider(This, Art) -> ok when
+-spec setArtProvider(This, Art) -> 'ok' when
 	This::wxAuiNotebook(), Art::wxAuiTabArt:wxAuiTabArt().
 setArtProvider(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ArtT,ref=ArtRef}) ->
   ?CLASS(ThisT,wxAuiNotebook),
@@ -320,7 +320,7 @@ setSelection(#wx_ref{type=ThisT,ref=ThisRef},New_page)
   <<ThisRef:32/?UI,New_page:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauinotebook.html#wxauinotebooksettabctrlheight">external documentation</a>.
--spec setTabCtrlHeight(This, Height) -> ok when
+-spec setTabCtrlHeight(This, Height) -> 'ok' when
 	This::wxAuiNotebook(), Height::integer().
 setTabCtrlHeight(#wx_ref{type=ThisT,ref=ThisRef},Height)
  when is_integer(Height) ->
@@ -329,7 +329,7 @@ setTabCtrlHeight(#wx_ref{type=ThisT,ref=ThisRef},Height)
   <<ThisRef:32/?UI,Height:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauinotebook.html#wxauinotebooksetuniformbitmapsize">external documentation</a>.
--spec setUniformBitmapSize(This, Size) -> ok when
+-spec setUniformBitmapSize(This, Size) -> 'ok' when
 	This::wxAuiNotebook(), Size::{W::integer(), H::integer()}.
 setUniformBitmapSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -338,7 +338,7 @@ setUniformBitmapSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
   <<ThisRef:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxAuiNotebook()) -> ok.
+-spec destroy(This::wxAuiNotebook()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxAuiNotebook),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxAuiNotebookEvent.erl b/lib/wx/src/gen/wxAuiNotebookEvent.erl
index 4ebe408cef..a51a85b7f4 100644
--- a/lib/wx/src/gen/wxAuiNotebookEvent.erl
+++ b/lib/wx/src/gen/wxAuiNotebookEvent.erl
@@ -52,7 +52,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxAuiNotebookEvent() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauinotebookevent.html#wxauinotebookeventsetselection">external documentation</a>.
--spec setSelection(This, S) -> ok when
+-spec setSelection(This, S) -> 'ok' when
 	This::wxAuiNotebookEvent(), S::integer().
 setSelection(#wx_ref{type=ThisT,ref=ThisRef},S)
  when is_integer(S) ->
@@ -69,7 +69,7 @@ getSelection(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauinotebookevent.html#wxauinotebookeventsetoldselection">external documentation</a>.
--spec setOldSelection(This, S) -> ok when
+-spec setOldSelection(This, S) -> 'ok' when
 	This::wxAuiNotebookEvent(), S::integer().
 setOldSelection(#wx_ref{type=ThisT,ref=ThisRef},S)
  when is_integer(S) ->
@@ -86,7 +86,7 @@ getOldSelection(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauinotebookevent.html#wxauinotebookeventsetdragsource">external documentation</a>.
--spec setDragSource(This, S) -> ok when
+-spec setDragSource(This, S) -> 'ok' when
 	This::wxAuiNotebookEvent(), S::wxAuiNotebook:wxAuiNotebook().
 setDragSource(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ST,ref=SRef}) ->
   ?CLASS(ThisT,wxAuiNotebookEvent),
diff --git a/lib/wx/src/gen/wxAuiPaneInfo.erl b/lib/wx/src/gen/wxAuiPaneInfo.erl
index 1f15e9cd39..858da200be 100644
--- a/lib/wx/src/gen/wxAuiPaneInfo.erl
+++ b/lib/wx/src/gen/wxAuiPaneInfo.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2008-2015. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2016. All Rights Reserved.
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -103,7 +103,7 @@ bottomDockable(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfobottomdockable">external documentation</a>.
 -spec bottomDockable(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {b, boolean()}.
+	Option :: {'b', boolean()}.
 bottomDockable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -134,7 +134,7 @@ captionVisible(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfocaptionvisible">external documentation</a>.
 -spec captionVisible(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {visible, boolean()}.
+	Option :: {'visible', boolean()}.
 captionVisible(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -171,7 +171,7 @@ closeButton(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfoclosebutton">external documentation</a>.
 -spec closeButton(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {visible, boolean()}.
+	Option :: {'visible', boolean()}.
 closeButton(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -200,7 +200,7 @@ destroyOnClose(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfodestroyonclose">external documentation</a>.
 -spec destroyOnClose(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {b, boolean()}.
+	Option :: {'b', boolean()}.
 destroyOnClose(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -238,7 +238,7 @@ dockable(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfodockable">external documentation</a>.
 -spec dockable(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {b, boolean()}.
+	Option :: {'b', boolean()}.
 dockable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -275,7 +275,7 @@ floatable(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfofloatable">external documentation</a>.
 -spec floatable(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {b, boolean()}.
+	Option :: {'b', boolean()}.
 floatable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -332,7 +332,7 @@ gripper(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfogripper">external documentation</a>.
 -spec gripper(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {visible, boolean()}.
+	Option :: {'visible', boolean()}.
 gripper(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -353,7 +353,7 @@ gripperTop(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfogrippertop">external documentation</a>.
 -spec gripperTop(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {attop, boolean()}.
+	Option :: {'attop', boolean()}.
 gripperTop(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -576,7 +576,7 @@ leftDockable(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfoleftdockable">external documentation</a>.
 -spec leftDockable(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {b, boolean()}.
+	Option :: {'b', boolean()}.
 leftDockable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -615,7 +615,7 @@ maximizeButton(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfomaximizebutton">external documentation</a>.
 -spec maximizeButton(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {visible, boolean()}.
+	Option :: {'visible', boolean()}.
 maximizeButton(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -654,7 +654,7 @@ minimizeButton(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfominimizebutton">external documentation</a>.
 -spec minimizeButton(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {visible, boolean()}.
+	Option :: {'visible', boolean()}.
 minimizeButton(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -675,7 +675,7 @@ movable(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfomovable">external documentation</a>.
 -spec movable(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {b, boolean()}.
+	Option :: {'b', boolean()}.
 movable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -706,7 +706,7 @@ paneBorder(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfopaneborder">external documentation</a>.
 -spec paneBorder(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {visible, boolean()}.
+	Option :: {'visible', boolean()}.
 paneBorder(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -727,7 +727,7 @@ pinButton(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfopinbutton">external documentation</a>.
 -spec pinButton(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {visible, boolean()}.
+	Option :: {'visible', boolean()}.
 pinButton(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -757,7 +757,7 @@ resizable(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinforesizable">external documentation</a>.
 -spec resizable(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {resizable, boolean()}.
+	Option :: {'resizable', boolean()}.
 resizable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -786,7 +786,7 @@ rightDockable(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinforightdockable">external documentation</a>.
 -spec rightDockable(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {b, boolean()}.
+	Option :: {'b', boolean()}.
 rightDockable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -806,7 +806,7 @@ row(#wx_ref{type=ThisT,ref=ThisRef},Row)
   <<ThisRef:32/?UI,Row:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfosafeset">external documentation</a>.
--spec safeSet(This, Source) -> ok when
+-spec safeSet(This, Source) -> 'ok' when
 	This::wxAuiPaneInfo(), Source::wxAuiPaneInfo().
 safeSet(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=SourceT,ref=SourceRef}) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -834,7 +834,7 @@ show(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfoshow">external documentation</a>.
 -spec show(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {show, boolean()}.
+	Option :: {'show', boolean()}.
 show(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -871,7 +871,7 @@ topDockable(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauipaneinfo.html#wxauipaneinfotopdockable">external documentation</a>.
 -spec topDockable(This, [Option]) -> wxAuiPaneInfo() when
 	This::wxAuiPaneInfo(),
-	Option :: {b, boolean()}.
+	Option :: {'b', boolean()}.
 topDockable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxAuiPaneInfo),
@@ -955,7 +955,7 @@ getFloatingSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxAuiPaneInfo()) -> ok.
+-spec destroy(This::wxAuiPaneInfo()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxAuiPaneInfo),
   wxe_util:destroy(?wxAuiPaneInfo_destruct,Obj),
diff --git a/lib/wx/src/gen/wxAuiSimpleTabArt.erl b/lib/wx/src/gen/wxAuiSimpleTabArt.erl
index 57d12e2eb4..eae00e5591 100644
--- a/lib/wx/src/gen/wxAuiSimpleTabArt.erl
+++ b/lib/wx/src/gen/wxAuiSimpleTabArt.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2008-2015. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2016. All Rights Reserved.
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -47,7 +47,7 @@ new() ->
   <<>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxAuiSimpleTabArt()) -> ok.
+-spec destroy(This::wxAuiSimpleTabArt()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxAuiSimpleTabArt),
   wxe_util:destroy(?wxAuiSimpleTabArt_destroy,Obj),
diff --git a/lib/wx/src/gen/wxAuiTabArt.erl b/lib/wx/src/gen/wxAuiTabArt.erl
index 80924c0269..324c167aa5 100644
--- a/lib/wx/src/gen/wxAuiTabArt.erl
+++ b/lib/wx/src/gen/wxAuiTabArt.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2008-2015. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2016. All Rights Reserved.
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -37,7 +37,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxAuiTabArt() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauitabart.html#wxauitabartsetflags">external documentation</a>.
--spec setFlags(This, Flags) -> ok when
+-spec setFlags(This, Flags) -> 'ok' when
 	This::wxAuiTabArt(), Flags::integer().
 setFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
  when is_integer(Flags) ->
@@ -46,7 +46,7 @@ setFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
   <<ThisRef:32/?UI,Flags:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauitabart.html#wxauitabartsetmeasuringfont">external documentation</a>.
--spec setMeasuringFont(This, Font) -> ok when
+-spec setMeasuringFont(This, Font) -> 'ok' when
 	This::wxAuiTabArt(), Font::wxFont:wxFont().
 setMeasuringFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxAuiTabArt),
@@ -55,7 +55,7 @@ setMeasuringFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}
   <<ThisRef:32/?UI,FontRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauitabart.html#wxauitabartsetnormalfont">external documentation</a>.
--spec setNormalFont(This, Font) -> ok when
+-spec setNormalFont(This, Font) -> 'ok' when
 	This::wxAuiTabArt(), Font::wxFont:wxFont().
 setNormalFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxAuiTabArt),
@@ -64,7 +64,7 @@ setNormalFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) -
   <<ThisRef:32/?UI,FontRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauitabart.html#wxauitabartsetselectedfont">external documentation</a>.
--spec setSelectedFont(This, Font) -> ok when
+-spec setSelectedFont(This, Font) -> 'ok' when
 	This::wxAuiTabArt(), Font::wxFont:wxFont().
 setSelectedFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxAuiTabArt),
@@ -73,7 +73,7 @@ setSelectedFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef})
   <<ThisRef:32/?UI,FontRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauitabart.html#wxauitabartsetcolour">external documentation</a>.
--spec setColour(This, Colour) -> ok when
+-spec setColour(This, Colour) -> 'ok' when
 	This::wxAuiTabArt(), Colour::wx:wx_colour().
 setColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
@@ -82,7 +82,7 @@ setColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxauitabart.html#wxauitabartsetactivecolour">external documentation</a>.
--spec setActiveColour(This, Colour) -> ok when
+-spec setActiveColour(This, Colour) -> 'ok' when
 	This::wxAuiTabArt(), Colour::wx:wx_colour().
 setActiveColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
diff --git a/lib/wx/src/gen/wxBitmap.erl b/lib/wx/src/gen/wxBitmap.erl
index 9bf2f8eee0..e7830dae9b 100644
--- a/lib/wx/src/gen/wxBitmap.erl
+++ b/lib/wx/src/gen/wxBitmap.erl
@@ -67,20 +67,20 @@ new(Image)
 %% <br /> Also:<br />
 %% new(Filename, [Option]) -> wxBitmap() when<br />
 %% 	Filename::unicode:chardata(),<br />
-%% 	Option :: {type, wx:wx_enum()};<br />
+%% 	Option :: {'type', wx:wx_enum()};<br />
 %%       (Image, [Option]) -> wxBitmap() when<br />
 %% 	Image::wxImage:wxImage(),<br />
-%% 	Option :: {depth, integer()}.<br />
+%% 	Option :: {'depth', integer()}.<br />
 %% 
 %%<br /> Type = ?wxBITMAP_TYPE_INVALID | ?wxBITMAP_TYPE_BMP | ?wxBITMAP_TYPE_BMP_RESOURCE | ?wxBITMAP_TYPE_RESOURCE | ?wxBITMAP_TYPE_ICO | ?wxBITMAP_TYPE_ICO_RESOURCE | ?wxBITMAP_TYPE_CUR | ?wxBITMAP_TYPE_CUR_RESOURCE | ?wxBITMAP_TYPE_XBM | ?wxBITMAP_TYPE_XBM_DATA | ?wxBITMAP_TYPE_XPM | ?wxBITMAP_TYPE_XPM_DATA | ?wxBITMAP_TYPE_TIF | ?wxBITMAP_TYPE_TIF_RESOURCE | ?wxBITMAP_TYPE_GIF | ?wxBITMAP_TYPE_GIF_RESOURCE | ?wxBITMAP_TYPE_PNG | ?wxBITMAP_TYPE_PNG_RESOURCE | ?wxBITMAP_TYPE_JPEG | ?wxBITMAP_TYPE_JPEG_RESOURCE | ?wxBITMAP_TYPE_PNM | ?wxBITMAP_TYPE_PNM_RESOURCE | ?wxBITMAP_TYPE_PCX | ?wxBITMAP_TYPE_PCX_RESOURCE | ?wxBITMAP_TYPE_PICT | ?wxBITMAP_TYPE_PICT_RESOURCE | ?wxBITMAP_TYPE_ICON | ?wxBITMAP_TYPE_ICON_RESOURCE | ?wxBITMAP_TYPE_ANI | ?wxBITMAP_TYPE_IFF | ?wxBITMAP_TYPE_TGA | ?wxBITMAP_TYPE_MACCURSOR | ?wxBITMAP_TYPE_MACCURSOR_RESOURCE | ?wxBITMAP_TYPE_ANY
 -spec new(Width, Height) -> wxBitmap() when
 	Width::integer(), Height::integer();
       (Filename, [Option]) -> wxBitmap() when
 	Filename::unicode:chardata(),
-	Option :: {type, wx:wx_enum()};
+	Option :: {'type', wx:wx_enum()};
       (Image, [Option]) -> wxBitmap() when
 	Image::wxImage:wxImage(),
-	Option :: {depth, integer()}.
+	Option :: {'depth', integer()}.
 
 new(Width,Height)
  when is_integer(Width),is_integer(Height) ->
@@ -106,13 +106,13 @@ new(#wx_ref{type=ImageT,ref=ImageRef}, Options)
 %% <br /> Also:<br />
 %% new(Width, Height, [Option]) -> wxBitmap() when<br />
 %% 	Width::integer(), Height::integer(),<br />
-%% 	Option :: {depth, integer()}.<br />
+%% 	Option :: {'depth', integer()}.<br />
 %% 
 -spec new(Bits, Width, Height) -> wxBitmap() when
 	Bits::binary(), Width::integer(), Height::integer();
       (Width, Height, [Option]) -> wxBitmap() when
 	Width::integer(), Height::integer(),
-	Option :: {depth, integer()}.
+	Option :: {'depth', integer()}.
 
 new(Bits,Width,Height)
  when is_binary(Bits),is_integer(Width),is_integer(Height) ->
@@ -128,7 +128,7 @@ new(Width,Height, Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmap.html#wxbitmapwxbitmap">external documentation</a>.
 -spec new(Bits, Width, Height, [Option]) -> wxBitmap() when
 	Bits::binary(), Width::integer(), Height::integer(),
-	Option :: {depth, integer()}.
+	Option :: {'depth', integer()}.
 new(Bits,Width,Height, Options)
  when is_binary(Bits),is_integer(Width),is_integer(Height),is_list(Options) ->
   wxe_util:send_bin(Bits),
@@ -166,7 +166,7 @@ create(This,Width,Height)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmap.html#wxbitmapcreate">external documentation</a>.
 -spec create(This, Width, Height, [Option]) -> boolean() when
 	This::wxBitmap(), Width::integer(), Height::integer(),
-	Option :: {depth, integer()}.
+	Option :: {'depth', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},Width,Height, Options)
  when is_integer(Width),is_integer(Height),is_list(Options) ->
   ?CLASS(ThisT,wxBitmap),
@@ -237,7 +237,7 @@ loadFile(This,Name)
 %%<br /> Type = ?wxBITMAP_TYPE_INVALID | ?wxBITMAP_TYPE_BMP | ?wxBITMAP_TYPE_BMP_RESOURCE | ?wxBITMAP_TYPE_RESOURCE | ?wxBITMAP_TYPE_ICO | ?wxBITMAP_TYPE_ICO_RESOURCE | ?wxBITMAP_TYPE_CUR | ?wxBITMAP_TYPE_CUR_RESOURCE | ?wxBITMAP_TYPE_XBM | ?wxBITMAP_TYPE_XBM_DATA | ?wxBITMAP_TYPE_XPM | ?wxBITMAP_TYPE_XPM_DATA | ?wxBITMAP_TYPE_TIF | ?wxBITMAP_TYPE_TIF_RESOURCE | ?wxBITMAP_TYPE_GIF | ?wxBITMAP_TYPE_GIF_RESOURCE | ?wxBITMAP_TYPE_PNG | ?wxBITMAP_TYPE_PNG_RESOURCE | ?wxBITMAP_TYPE_JPEG | ?wxBITMAP_TYPE_JPEG_RESOURCE | ?wxBITMAP_TYPE_PNM | ?wxBITMAP_TYPE_PNM_RESOURCE | ?wxBITMAP_TYPE_PCX | ?wxBITMAP_TYPE_PCX_RESOURCE | ?wxBITMAP_TYPE_PICT | ?wxBITMAP_TYPE_PICT_RESOURCE | ?wxBITMAP_TYPE_ICON | ?wxBITMAP_TYPE_ICON_RESOURCE | ?wxBITMAP_TYPE_ANI | ?wxBITMAP_TYPE_IFF | ?wxBITMAP_TYPE_TGA | ?wxBITMAP_TYPE_MACCURSOR | ?wxBITMAP_TYPE_MACCURSOR_RESOURCE | ?wxBITMAP_TYPE_ANY
 -spec loadFile(This, Name, [Option]) -> boolean() when
 	This::wxBitmap(), Name::unicode:chardata(),
-	Option :: {type, wx:wx_enum()}.
+	Option :: {'type', wx:wx_enum()}.
 loadFile(#wx_ref{type=ThisT,ref=ThisRef},Name, Options)
  when is_list(Name),is_list(Options) ->
   ?CLASS(ThisT,wxBitmap),
@@ -268,7 +268,7 @@ saveFile(This,Name,Type)
 %%<br /> Type = ?wxBITMAP_TYPE_INVALID | ?wxBITMAP_TYPE_BMP | ?wxBITMAP_TYPE_BMP_RESOURCE | ?wxBITMAP_TYPE_RESOURCE | ?wxBITMAP_TYPE_ICO | ?wxBITMAP_TYPE_ICO_RESOURCE | ?wxBITMAP_TYPE_CUR | ?wxBITMAP_TYPE_CUR_RESOURCE | ?wxBITMAP_TYPE_XBM | ?wxBITMAP_TYPE_XBM_DATA | ?wxBITMAP_TYPE_XPM | ?wxBITMAP_TYPE_XPM_DATA | ?wxBITMAP_TYPE_TIF | ?wxBITMAP_TYPE_TIF_RESOURCE | ?wxBITMAP_TYPE_GIF | ?wxBITMAP_TYPE_GIF_RESOURCE | ?wxBITMAP_TYPE_PNG | ?wxBITMAP_TYPE_PNG_RESOURCE | ?wxBITMAP_TYPE_JPEG | ?wxBITMAP_TYPE_JPEG_RESOURCE | ?wxBITMAP_TYPE_PNM | ?wxBITMAP_TYPE_PNM_RESOURCE | ?wxBITMAP_TYPE_PCX | ?wxBITMAP_TYPE_PCX_RESOURCE | ?wxBITMAP_TYPE_PICT | ?wxBITMAP_TYPE_PICT_RESOURCE | ?wxBITMAP_TYPE_ICON | ?wxBITMAP_TYPE_ICON_RESOURCE | ?wxBITMAP_TYPE_ANI | ?wxBITMAP_TYPE_IFF | ?wxBITMAP_TYPE_TGA | ?wxBITMAP_TYPE_MACCURSOR | ?wxBITMAP_TYPE_MACCURSOR_RESOURCE | ?wxBITMAP_TYPE_ANY
 -spec saveFile(This, Name, Type, [Option]) -> boolean() when
 	This::wxBitmap(), Name::unicode:chardata(), Type::wx:wx_enum(),
-	Option :: {palette, wxPalette:wxPalette()}.
+	Option :: {'palette', wxPalette:wxPalette()}.
 saveFile(#wx_ref{type=ThisT,ref=ThisRef},Name,Type, Options)
  when is_list(Name),is_integer(Type),is_list(Options) ->
   ?CLASS(ThisT,wxBitmap),
@@ -280,7 +280,7 @@ saveFile(#wx_ref{type=ThisT,ref=ThisRef},Name,Type, Options)
   <<ThisRef:32/?UI,(byte_size(Name_UC)):32/?UI,(Name_UC)/binary, 0:(((8- ((0+byte_size(Name_UC)) band 16#7)) band 16#7))/unit:8,Type:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmap.html#wxbitmapsetdepth">external documentation</a>.
--spec setDepth(This, Depth) -> ok when
+-spec setDepth(This, Depth) -> 'ok' when
 	This::wxBitmap(), Depth::integer().
 setDepth(#wx_ref{type=ThisT,ref=ThisRef},Depth)
  when is_integer(Depth) ->
@@ -289,7 +289,7 @@ setDepth(#wx_ref{type=ThisT,ref=ThisRef},Depth)
   <<ThisRef:32/?UI,Depth:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmap.html#wxbitmapsetheight">external documentation</a>.
--spec setHeight(This, Height) -> ok when
+-spec setHeight(This, Height) -> 'ok' when
 	This::wxBitmap(), Height::integer().
 setHeight(#wx_ref{type=ThisT,ref=ThisRef},Height)
  when is_integer(Height) ->
@@ -298,7 +298,7 @@ setHeight(#wx_ref{type=ThisT,ref=ThisRef},Height)
   <<ThisRef:32/?UI,Height:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmap.html#wxbitmapsetmask">external documentation</a>.
--spec setMask(This, Mask) -> ok when
+-spec setMask(This, Mask) -> 'ok' when
 	This::wxBitmap(), Mask::wxMask:wxMask().
 setMask(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MaskT,ref=MaskRef}) ->
   ?CLASS(ThisT,wxBitmap),
@@ -307,7 +307,7 @@ setMask(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MaskT,ref=MaskRef}) ->
   <<ThisRef:32/?UI,MaskRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmap.html#wxbitmapsetpalette">external documentation</a>.
--spec setPalette(This, Palette) -> ok when
+-spec setPalette(This, Palette) -> 'ok' when
 	This::wxBitmap(), Palette::wxPalette:wxPalette().
 setPalette(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PaletteT,ref=PaletteRef}) ->
   ?CLASS(ThisT,wxBitmap),
@@ -316,7 +316,7 @@ setPalette(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PaletteT,ref=PaletteRef}
   <<ThisRef:32/?UI,PaletteRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmap.html#wxbitmapsetwidth">external documentation</a>.
--spec setWidth(This, Width) -> ok when
+-spec setWidth(This, Width) -> 'ok' when
 	This::wxBitmap(), Width::integer().
 setWidth(#wx_ref{type=ThisT,ref=ThisRef},Width)
  when is_integer(Width) ->
@@ -325,7 +325,7 @@ setWidth(#wx_ref{type=ThisT,ref=ThisRef},Width)
   <<ThisRef:32/?UI,Width:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxBitmap()) -> ok.
+-spec destroy(This::wxBitmap()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxBitmap),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxBitmapButton.erl b/lib/wx/src/gen/wxBitmapButton.erl
index 642828b0b0..d1d2d037e8 100644
--- a/lib/wx/src/gen/wxBitmapButton.erl
+++ b/lib/wx/src/gen/wxBitmapButton.erl
@@ -100,10 +100,10 @@ new(Parent,Id,Bitmap)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmapbutton.html#wxbitmapbuttonwxbitmapbutton">external documentation</a>.
 -spec new(Parent, Id, Bitmap, [Option]) -> wxBitmapButton() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Bitmap::wxBitmap:wxBitmap(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,#wx_ref{type=BitmapT,ref=BitmapRef}, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -128,10 +128,10 @@ create(This,Parent,Id,Bitmap)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmapbutton.html#wxbitmapbuttoncreate">external documentation</a>.
 -spec create(This, Parent, Id, Bitmap, [Option]) -> boolean() when
 	This::wxBitmapButton(), Parent::wxWindow:wxWindow(), Id::integer(), Bitmap::wxBitmap:wxBitmap(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,#wx_ref{type=BitmapT,ref=BitmapRef}, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxBitmapButton),
@@ -179,7 +179,7 @@ getBitmapSelected(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmapbutton.html#wxbitmapbuttonsetbitmapdisabled">external documentation</a>.
--spec setBitmapDisabled(This, Disabled) -> ok when
+-spec setBitmapDisabled(This, Disabled) -> 'ok' when
 	This::wxBitmapButton(), Disabled::wxBitmap:wxBitmap().
 setBitmapDisabled(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DisabledT,ref=DisabledRef}) ->
   ?CLASS(ThisT,wxBitmapButton),
@@ -188,7 +188,7 @@ setBitmapDisabled(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DisabledT,ref=Dis
   <<ThisRef:32/?UI,DisabledRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmapbutton.html#wxbitmapbuttonsetbitmapfocus">external documentation</a>.
--spec setBitmapFocus(This, Focus) -> ok when
+-spec setBitmapFocus(This, Focus) -> 'ok' when
 	This::wxBitmapButton(), Focus::wxBitmap:wxBitmap().
 setBitmapFocus(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FocusT,ref=FocusRef}) ->
   ?CLASS(ThisT,wxBitmapButton),
@@ -197,7 +197,7 @@ setBitmapFocus(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FocusT,ref=FocusRef}
   <<ThisRef:32/?UI,FocusRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmapbutton.html#wxbitmapbuttonsetbitmaplabel">external documentation</a>.
--spec setBitmapLabel(This, Bitmap) -> ok when
+-spec setBitmapLabel(This, Bitmap) -> 'ok' when
 	This::wxBitmapButton(), Bitmap::wxBitmap:wxBitmap().
 setBitmapLabel(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BitmapT,ref=BitmapRef}) ->
   ?CLASS(ThisT,wxBitmapButton),
@@ -206,7 +206,7 @@ setBitmapLabel(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BitmapT,ref=BitmapRe
   <<ThisRef:32/?UI,BitmapRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmapbutton.html#wxbitmapbuttonsetbitmapselected">external documentation</a>.
--spec setBitmapSelected(This, Sel) -> ok when
+-spec setBitmapSelected(This, Sel) -> 'ok' when
 	This::wxBitmapButton(), Sel::wxBitmap:wxBitmap().
 setBitmapSelected(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=SelT,ref=SelRef}) ->
   ?CLASS(ThisT,wxBitmapButton),
@@ -215,7 +215,7 @@ setBitmapSelected(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=SelT,ref=SelRef})
   <<ThisRef:32/?UI,SelRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxBitmapButton()) -> ok.
+-spec destroy(This::wxBitmapButton()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxBitmapButton),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxBitmapDataObject.erl b/lib/wx/src/gen/wxBitmapDataObject.erl
index 2c90498880..58094a5910 100644
--- a/lib/wx/src/gen/wxBitmapDataObject.erl
+++ b/lib/wx/src/gen/wxBitmapDataObject.erl
@@ -51,7 +51,7 @@ new() ->
 %% 	Bitmap::wxBitmap:wxBitmap().<br />
 %% 
 -spec new([Option]) -> wxBitmapDataObject() when
-	Option :: {bitmap, wxBitmap:wxBitmap()};
+	Option :: {'bitmap', wxBitmap:wxBitmap()};
       (Bitmap) -> wxBitmapDataObject() when
 	Bitmap::wxBitmap:wxBitmap().
 new(Options)
@@ -75,7 +75,7 @@ getBitmap(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbitmapdataobject.html#wxbitmapdataobjectsetbitmap">external documentation</a>.
--spec setBitmap(This, Bitmap) -> ok when
+-spec setBitmap(This, Bitmap) -> 'ok' when
 	This::wxBitmapDataObject(), Bitmap::wxBitmap:wxBitmap().
 setBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BitmapT,ref=BitmapRef}) ->
   ?CLASS(ThisT,wxBitmapDataObject),
@@ -84,7 +84,7 @@ setBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BitmapT,ref=BitmapRef}) -
   <<ThisRef:32/?UI,BitmapRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxBitmapDataObject()) -> ok.
+-spec destroy(This::wxBitmapDataObject()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxBitmapDataObject),
   wxe_util:destroy(?wxBitmapDataObject_destroy,Obj),
diff --git a/lib/wx/src/gen/wxBoxSizer.erl b/lib/wx/src/gen/wxBoxSizer.erl
index 1a19b264d9..595be0a452 100644
--- a/lib/wx/src/gen/wxBoxSizer.erl
+++ b/lib/wx/src/gen/wxBoxSizer.erl
@@ -64,7 +64,7 @@ getOrientation(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxBoxSizer()) -> ok.
+-spec destroy(This::wxBoxSizer()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxBoxSizer),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxBrush.erl b/lib/wx/src/gen/wxBrush.erl
index bc1956c1f7..8f5eced1b9 100644
--- a/lib/wx/src/gen/wxBrush.erl
+++ b/lib/wx/src/gen/wxBrush.erl
@@ -63,7 +63,7 @@ new(#wx_ref{type=StippleBitmapT,ref=StippleBitmapRef}) ->
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbrush.html#wxbrushwxbrush">external documentation</a>.
 -spec new(Colour, [Option]) -> wxBrush() when
 	Colour::wx:wx_colour(),
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 new(Colour, Options)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4,is_list(Options) ->
   MOpts = fun({style, Style}, Acc) -> [<<1:32/?UI,Style:32/?UI>>|Acc];
@@ -113,7 +113,7 @@ isOk(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbrush.html#wxbrushsetcolour">external documentation</a>.
--spec setColour(This, Col) -> ok when
+-spec setColour(This, Col) -> 'ok' when
 	This::wxBrush(), Col::wx:wx_colour().
 setColour(#wx_ref{type=ThisT,ref=ThisRef},Col)
  when tuple_size(Col) =:= 3; tuple_size(Col) =:= 4 ->
@@ -122,7 +122,7 @@ setColour(#wx_ref{type=ThisT,ref=ThisRef},Col)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Col)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbrush.html#wxbrushsetcolour">external documentation</a>.
--spec setColour(This, R, G, B) -> ok when
+-spec setColour(This, R, G, B) -> 'ok' when
 	This::wxBrush(), R::integer(), G::integer(), B::integer().
 setColour(#wx_ref{type=ThisT,ref=ThisRef},R,G,B)
  when is_integer(R),is_integer(G),is_integer(B) ->
@@ -131,7 +131,7 @@ setColour(#wx_ref{type=ThisT,ref=ThisRef},R,G,B)
   <<ThisRef:32/?UI,R:32/?UI,G:32/?UI,B:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbrush.html#wxbrushsetstipple">external documentation</a>.
--spec setStipple(This, Stipple) -> ok when
+-spec setStipple(This, Stipple) -> 'ok' when
 	This::wxBrush(), Stipple::wxBitmap:wxBitmap().
 setStipple(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=StippleT,ref=StippleRef}) ->
   ?CLASS(ThisT,wxBrush),
@@ -140,7 +140,7 @@ setStipple(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=StippleT,ref=StippleRef}
   <<ThisRef:32/?UI,StippleRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbrush.html#wxbrushsetstyle">external documentation</a>.
--spec setStyle(This, Style) -> ok when
+-spec setStyle(This, Style) -> 'ok' when
 	This::wxBrush(), Style::integer().
 setStyle(#wx_ref{type=ThisT,ref=ThisRef},Style)
  when is_integer(Style) ->
@@ -149,7 +149,7 @@ setStyle(#wx_ref{type=ThisT,ref=ThisRef},Style)
   <<ThisRef:32/?UI,Style:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxBrush()) -> ok.
+-spec destroy(This::wxBrush()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxBrush),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxBufferedDC.erl b/lib/wx/src/gen/wxBufferedDC.erl
index 67b851a84e..7856f6bb96 100644
--- a/lib/wx/src/gen/wxBufferedDC.erl
+++ b/lib/wx/src/gen/wxBufferedDC.erl
@@ -81,15 +81,15 @@ new(Dc)
 %% <br /> Also:<br />
 %% new(Dc, [Option]) -> wxBufferedDC() when<br />
 %% 	Dc::wxDC:wxDC(),<br />
-%% 	Option :: {buffer, wxBitmap:wxBitmap()}<br />
-%% 		 | {style, integer()}.<br />
+%% 	Option :: {'buffer', wxBitmap:wxBitmap()}<br />
+%% 		 | {'style', integer()}.<br />
 %% 
 -spec new(Dc, Area) -> wxBufferedDC() when
 	Dc::wxDC:wxDC(), Area::{W::integer(), H::integer()};
       (Dc, [Option]) -> wxBufferedDC() when
 	Dc::wxDC:wxDC(),
-	Option :: {buffer, wxBitmap:wxBitmap()}
-		 | {style, integer()}.
+	Option :: {'buffer', wxBitmap:wxBitmap()}
+		 | {'style', integer()}.
 
 new(Dc,Area={AreaW,AreaH})
  when is_record(Dc, wx_ref),is_integer(AreaW),is_integer(AreaH) ->
@@ -107,7 +107,7 @@ new(#wx_ref{type=DcT,ref=DcRef}, Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbuffereddc.html#wxbuffereddcwxbuffereddc">external documentation</a>.
 -spec new(Dc, Area, [Option]) -> wxBufferedDC() when
 	Dc::wxDC:wxDC(), Area::{W::integer(), H::integer()},
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 new(#wx_ref{type=DcT,ref=DcRef},{AreaW,AreaH}, Options)
  when is_integer(AreaW),is_integer(AreaH),is_list(Options) ->
   ?CLASS(DcT,wxDC),
@@ -118,7 +118,7 @@ new(#wx_ref{type=DcT,ref=DcRef},{AreaW,AreaH}, Options)
   <<DcRef:32/?UI,AreaW:32/?UI,AreaH:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv init(This,Dc, [])
--spec init(This, Dc) -> ok when
+-spec init(This, Dc) -> 'ok' when
 	This::wxBufferedDC(), Dc::wxDC:wxDC().
 
 init(This,Dc)
@@ -127,17 +127,17 @@ init(This,Dc)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbuffereddc.html#wxbuffereddcinit">external documentation</a>.
 %% <br /> Also:<br />
-%% init(This, Dc, [Option]) -> ok when<br />
+%% init(This, Dc, [Option]) -> 'ok' when<br />
 %% 	This::wxBufferedDC(), Dc::wxDC:wxDC(),<br />
-%% 	Option :: {buffer, wxBitmap:wxBitmap()}<br />
-%% 		 | {style, integer()}.<br />
+%% 	Option :: {'buffer', wxBitmap:wxBitmap()}<br />
+%% 		 | {'style', integer()}.<br />
 %% 
--spec init(This, Dc, Area) -> ok when
+-spec init(This, Dc, Area) -> 'ok' when
 	This::wxBufferedDC(), Dc::wxDC:wxDC(), Area::{W::integer(), H::integer()};
-      (This, Dc, [Option]) -> ok when
+      (This, Dc, [Option]) -> 'ok' when
 	This::wxBufferedDC(), Dc::wxDC:wxDC(),
-	Option :: {buffer, wxBitmap:wxBitmap()}
-		 | {style, integer()}.
+	Option :: {'buffer', wxBitmap:wxBitmap()}
+		 | {'style', integer()}.
 
 init(This,Dc,Area={AreaW,AreaH})
  when is_record(This, wx_ref),is_record(Dc, wx_ref),is_integer(AreaW),is_integer(AreaH) ->
@@ -154,9 +154,9 @@ init(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DcT,ref=DcRef}, Options)
   <<ThisRef:32/?UI,DcRef:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbuffereddc.html#wxbuffereddcinit">external documentation</a>.
--spec init(This, Dc, Area, [Option]) -> ok when
+-spec init(This, Dc, Area, [Option]) -> 'ok' when
 	This::wxBufferedDC(), Dc::wxDC:wxDC(), Area::{W::integer(), H::integer()},
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 init(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DcT,ref=DcRef},{AreaW,AreaH}, Options)
  when is_integer(AreaW),is_integer(AreaH),is_list(Options) ->
   ?CLASS(ThisT,wxBufferedDC),
@@ -168,7 +168,7 @@ init(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DcT,ref=DcRef},{AreaW,AreaH},
   <<ThisRef:32/?UI,DcRef:32/?UI,AreaW:32/?UI,AreaH:32/?UI, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxBufferedDC()) -> ok.
+-spec destroy(This::wxBufferedDC()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxBufferedDC),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxBufferedPaintDC.erl b/lib/wx/src/gen/wxBufferedPaintDC.erl
index 0601caf300..5af5098d27 100644
--- a/lib/wx/src/gen/wxBufferedPaintDC.erl
+++ b/lib/wx/src/gen/wxBufferedPaintDC.erl
@@ -78,13 +78,13 @@ new(Window)
 %% <br /> Also:<br />
 %% new(Window, [Option]) -> wxBufferedPaintDC() when<br />
 %% 	Window::wxWindow:wxWindow(),<br />
-%% 	Option :: {style, integer()}.<br />
+%% 	Option :: {'style', integer()}.<br />
 %% 
 -spec new(Window, Buffer) -> wxBufferedPaintDC() when
 	Window::wxWindow:wxWindow(), Buffer::wxBitmap:wxBitmap();
       (Window, [Option]) -> wxBufferedPaintDC() when
 	Window::wxWindow:wxWindow(),
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 
 new(Window,Buffer)
  when is_record(Window, wx_ref),is_record(Buffer, wx_ref) ->
@@ -101,7 +101,7 @@ new(#wx_ref{type=WindowT,ref=WindowRef}, Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbufferedpaintdc.html#wxbufferedpaintdcwxbufferedpaintdc">external documentation</a>.
 -spec new(Window, Buffer, [Option]) -> wxBufferedPaintDC() when
 	Window::wxWindow:wxWindow(), Buffer::wxBitmap:wxBitmap(),
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 new(#wx_ref{type=WindowT,ref=WindowRef},#wx_ref{type=BufferT,ref=BufferRef}, Options)
  when is_list(Options) ->
   ?CLASS(WindowT,wxWindow),
@@ -113,7 +113,7 @@ new(#wx_ref{type=WindowT,ref=WindowRef},#wx_ref{type=BufferT,ref=BufferRef}, Opt
   <<WindowRef:32/?UI,BufferRef:32/?UI, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxBufferedPaintDC()) -> ok.
+-spec destroy(This::wxBufferedPaintDC()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxBufferedPaintDC),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxButton.erl b/lib/wx/src/gen/wxButton.erl
index c94303bbea..65d45caa13 100644
--- a/lib/wx/src/gen/wxButton.erl
+++ b/lib/wx/src/gen/wxButton.erl
@@ -97,11 +97,11 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbutton.html#wxbuttonwxbutton">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxButton() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {label, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'label', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -126,11 +126,11 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbutton.html#wxbuttoncreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxButton(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {label, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'label', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxButton),
@@ -152,7 +152,7 @@ getDefaultSize() ->
   <<>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbutton.html#wxbuttonsetdefault">external documentation</a>.
--spec setDefault(This) -> ok when
+-spec setDefault(This) -> 'ok' when
 	This::wxButton().
 setDefault(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxButton),
@@ -160,7 +160,7 @@ setDefault(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxbutton.html#wxbuttonsetlabel">external documentation</a>.
--spec setLabel(This, Label) -> ok when
+-spec setLabel(This, Label) -> 'ok' when
 	This::wxButton(), Label::unicode:chardata().
 setLabel(#wx_ref{type=ThisT,ref=ThisRef},Label)
  when is_list(Label) ->
@@ -170,7 +170,7 @@ setLabel(#wx_ref{type=ThisT,ref=ThisRef},Label)
   <<ThisRef:32/?UI,(byte_size(Label_UC)):32/?UI,(Label_UC)/binary, 0:(((8- ((0+byte_size(Label_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxButton()) -> ok.
+-spec destroy(This::wxButton()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxButton),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxCalendarCtrl.erl b/lib/wx/src/gen/wxCalendarCtrl.erl
index 1d4baeed08..93fcb61464 100644
--- a/lib/wx/src/gen/wxCalendarCtrl.erl
+++ b/lib/wx/src/gen/wxCalendarCtrl.erl
@@ -103,10 +103,10 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendarctrl.html#wxcalendarctrlwxcalendarctrl">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxCalendarCtrl() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {date, wx:wx_datetime()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'date', wx:wx_datetime()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -130,10 +130,10 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendarctrl.html#wxcalendarctrlcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxCalendarCtrl(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {date, wx:wx_datetime()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'date', wx:wx_datetime()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxCalendarCtrl),
@@ -165,7 +165,7 @@ getDate(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv enableYearChange(This, [])
--spec enableYearChange(This) -> ok when
+-spec enableYearChange(This) -> 'ok' when
 	This::wxCalendarCtrl().
 
 enableYearChange(This)
@@ -173,9 +173,9 @@ enableYearChange(This)
   enableYearChange(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendarctrl.html#wxcalendarctrlenableyearchange">external documentation</a>.
--spec enableYearChange(This, [Option]) -> ok when
+-spec enableYearChange(This, [Option]) -> 'ok' when
 	This::wxCalendarCtrl(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 enableYearChange(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxCalendarCtrl),
@@ -186,7 +186,7 @@ enableYearChange(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv enableMonthChange(This, [])
--spec enableMonthChange(This) -> ok when
+-spec enableMonthChange(This) -> 'ok' when
 	This::wxCalendarCtrl().
 
 enableMonthChange(This)
@@ -194,9 +194,9 @@ enableMonthChange(This)
   enableMonthChange(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendarctrl.html#wxcalendarctrlenablemonthchange">external documentation</a>.
--spec enableMonthChange(This, [Option]) -> ok when
+-spec enableMonthChange(This, [Option]) -> 'ok' when
 	This::wxCalendarCtrl(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 enableMonthChange(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxCalendarCtrl),
@@ -207,7 +207,7 @@ enableMonthChange(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv enableHolidayDisplay(This, [])
--spec enableHolidayDisplay(This) -> ok when
+-spec enableHolidayDisplay(This) -> 'ok' when
 	This::wxCalendarCtrl().
 
 enableHolidayDisplay(This)
@@ -215,9 +215,9 @@ enableHolidayDisplay(This)
   enableHolidayDisplay(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendarctrl.html#wxcalendarctrlenableholidaydisplay">external documentation</a>.
--spec enableHolidayDisplay(This, [Option]) -> ok when
+-spec enableHolidayDisplay(This, [Option]) -> 'ok' when
 	This::wxCalendarCtrl(),
-	Option :: {display, boolean()}.
+	Option :: {'display', boolean()}.
 enableHolidayDisplay(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxCalendarCtrl),
@@ -228,7 +228,7 @@ enableHolidayDisplay(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendarctrl.html#wxcalendarctrlsetheadercolours">external documentation</a>.
--spec setHeaderColours(This, ColFg, ColBg) -> ok when
+-spec setHeaderColours(This, ColFg, ColBg) -> 'ok' when
 	This::wxCalendarCtrl(), ColFg::wx:wx_colour(), ColBg::wx:wx_colour().
 setHeaderColours(#wx_ref{type=ThisT,ref=ThisRef},ColFg,ColBg)
  when tuple_size(ColFg) =:= 3; tuple_size(ColFg) =:= 4,tuple_size(ColBg) =:= 3; tuple_size(ColBg) =:= 4 ->
@@ -253,7 +253,7 @@ getHeaderColourBg(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendarctrl.html#wxcalendarctrlsethighlightcolours">external documentation</a>.
--spec setHighlightColours(This, ColFg, ColBg) -> ok when
+-spec setHighlightColours(This, ColFg, ColBg) -> 'ok' when
 	This::wxCalendarCtrl(), ColFg::wx:wx_colour(), ColBg::wx:wx_colour().
 setHighlightColours(#wx_ref{type=ThisT,ref=ThisRef},ColFg,ColBg)
  when tuple_size(ColFg) =:= 3; tuple_size(ColFg) =:= 4,tuple_size(ColBg) =:= 3; tuple_size(ColBg) =:= 4 ->
@@ -278,7 +278,7 @@ getHighlightColourBg(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendarctrl.html#wxcalendarctrlsetholidaycolours">external documentation</a>.
--spec setHolidayColours(This, ColFg, ColBg) -> ok when
+-spec setHolidayColours(This, ColFg, ColBg) -> 'ok' when
 	This::wxCalendarCtrl(), ColFg::wx:wx_colour(), ColBg::wx:wx_colour().
 setHolidayColours(#wx_ref{type=ThisT,ref=ThisRef},ColFg,ColBg)
  when tuple_size(ColFg) =:= 3; tuple_size(ColFg) =:= 4,tuple_size(ColBg) =:= 3; tuple_size(ColBg) =:= 4 ->
@@ -312,7 +312,7 @@ getAttr(#wx_ref{type=ThisT,ref=ThisRef},Day)
   <<ThisRef:32/?UI,Day:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendarctrl.html#wxcalendarctrlsetattr">external documentation</a>.
--spec setAttr(This, Day, Attr) -> ok when
+-spec setAttr(This, Day, Attr) -> 'ok' when
 	This::wxCalendarCtrl(), Day::integer(), Attr::wxCalendarDateAttr:wxCalendarDateAttr().
 setAttr(#wx_ref{type=ThisT,ref=ThisRef},Day,#wx_ref{type=AttrT,ref=AttrRef})
  when is_integer(Day) ->
@@ -322,7 +322,7 @@ setAttr(#wx_ref{type=ThisT,ref=ThisRef},Day,#wx_ref{type=AttrT,ref=AttrRef})
   <<ThisRef:32/?UI,Day:32/?UI,AttrRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendarctrl.html#wxcalendarctrlsetholiday">external documentation</a>.
--spec setHoliday(This, Day) -> ok when
+-spec setHoliday(This, Day) -> 'ok' when
 	This::wxCalendarCtrl(), Day::integer().
 setHoliday(#wx_ref{type=ThisT,ref=ThisRef},Day)
  when is_integer(Day) ->
@@ -331,7 +331,7 @@ setHoliday(#wx_ref{type=ThisT,ref=ThisRef},Day)
   <<ThisRef:32/?UI,Day:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendarctrl.html#wxcalendarctrlresetattr">external documentation</a>.
--spec resetAttr(This, Day) -> ok when
+-spec resetAttr(This, Day) -> 'ok' when
 	This::wxCalendarCtrl(), Day::integer().
 resetAttr(#wx_ref{type=ThisT,ref=ThisRef},Day)
  when is_integer(Day) ->
@@ -352,7 +352,7 @@ hitTest(#wx_ref{type=ThisT,ref=ThisRef},{PosX,PosY})
   <<ThisRef:32/?UI,PosX:32/?UI,PosY:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxCalendarCtrl()) -> ok.
+-spec destroy(This::wxCalendarCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxCalendarCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxCalendarDateAttr.erl b/lib/wx/src/gen/wxCalendarDateAttr.erl
index 175b03cfdd..cb670fd273 100644
--- a/lib/wx/src/gen/wxCalendarDateAttr.erl
+++ b/lib/wx/src/gen/wxCalendarDateAttr.erl
@@ -67,21 +67,21 @@ new(ColText)
 %% <br /> Also:<br />
 %% new(ColText, [Option]) -> wxCalendarDateAttr() when<br />
 %% 	ColText::wx:wx_colour(),<br />
-%% 	Option :: {colBack, wx:wx_colour()}<br />
-%% 		 | {colBorder, wx:wx_colour()}<br />
-%% 		 | {font, wxFont:wxFont()}<br />
-%% 		 | {border, wx:wx_enum()}.<br />
+%% 	Option :: {'colBack', wx:wx_colour()}<br />
+%% 		 | {'colBorder', wx:wx_colour()}<br />
+%% 		 | {'font', wxFont:wxFont()}<br />
+%% 		 | {'border', wx:wx_enum()}.<br />
 %% 
 %%<br /> Border = ?wxCAL_BORDER_NONE | ?wxCAL_BORDER_SQUARE | ?wxCAL_BORDER_ROUND
 -spec new(Border, [Option]) -> wxCalendarDateAttr() when
 	Border::wx:wx_enum(),
-	Option :: {colBorder, wx:wx_colour()};
+	Option :: {'colBorder', wx:wx_colour()};
       (ColText, [Option]) -> wxCalendarDateAttr() when
 	ColText::wx:wx_colour(),
-	Option :: {colBack, wx:wx_colour()}
-		 | {colBorder, wx:wx_colour()}
-		 | {font, wxFont:wxFont()}
-		 | {border, wx:wx_enum()}.
+	Option :: {'colBack', wx:wx_colour()}
+		 | {'colBorder', wx:wx_colour()}
+		 | {'font', wxFont:wxFont()}
+		 | {'border', wx:wx_enum()}.
 new(Border, Options)
  when is_integer(Border),is_list(Options) ->
   MOpts = fun({colBorder, ColBorder}, Acc) -> [<<1:32/?UI,(wxe_util:colour_bin(ColBorder)):16/binary,0:32>>|Acc];
@@ -101,7 +101,7 @@ new(ColText, Options)
   <<(wxe_util:colour_bin(ColText)):16/binary, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendardateattr.html#wxcalendardateattrsettextcolour">external documentation</a>.
--spec setTextColour(This, ColText) -> ok when
+-spec setTextColour(This, ColText) -> 'ok' when
 	This::wxCalendarDateAttr(), ColText::wx:wx_colour().
 setTextColour(#wx_ref{type=ThisT,ref=ThisRef},ColText)
  when tuple_size(ColText) =:= 3; tuple_size(ColText) =:= 4 ->
@@ -110,7 +110,7 @@ setTextColour(#wx_ref{type=ThisT,ref=ThisRef},ColText)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(ColText)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendardateattr.html#wxcalendardateattrsetbackgroundcolour">external documentation</a>.
--spec setBackgroundColour(This, ColBack) -> ok when
+-spec setBackgroundColour(This, ColBack) -> 'ok' when
 	This::wxCalendarDateAttr(), ColBack::wx:wx_colour().
 setBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},ColBack)
  when tuple_size(ColBack) =:= 3; tuple_size(ColBack) =:= 4 ->
@@ -119,7 +119,7 @@ setBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},ColBack)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(ColBack)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendardateattr.html#wxcalendardateattrsetbordercolour">external documentation</a>.
--spec setBorderColour(This, Col) -> ok when
+-spec setBorderColour(This, Col) -> 'ok' when
 	This::wxCalendarDateAttr(), Col::wx:wx_colour().
 setBorderColour(#wx_ref{type=ThisT,ref=ThisRef},Col)
  when tuple_size(Col) =:= 3; tuple_size(Col) =:= 4 ->
@@ -128,7 +128,7 @@ setBorderColour(#wx_ref{type=ThisT,ref=ThisRef},Col)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Col)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendardateattr.html#wxcalendardateattrsetfont">external documentation</a>.
--spec setFont(This, Font) -> ok when
+-spec setFont(This, Font) -> 'ok' when
 	This::wxCalendarDateAttr(), Font::wxFont:wxFont().
 setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxCalendarDateAttr),
@@ -138,7 +138,7 @@ setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendardateattr.html#wxcalendardateattrsetborder">external documentation</a>.
 %%<br /> Border = ?wxCAL_BORDER_NONE | ?wxCAL_BORDER_SQUARE | ?wxCAL_BORDER_ROUND
--spec setBorder(This, Border) -> ok when
+-spec setBorder(This, Border) -> 'ok' when
 	This::wxCalendarDateAttr(), Border::wx:wx_enum().
 setBorder(#wx_ref{type=ThisT,ref=ThisRef},Border)
  when is_integer(Border) ->
@@ -147,7 +147,7 @@ setBorder(#wx_ref{type=ThisT,ref=ThisRef},Border)
   <<ThisRef:32/?UI,Border:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcalendardateattr.html#wxcalendardateattrsetholiday">external documentation</a>.
--spec setHoliday(This, Holiday) -> ok when
+-spec setHoliday(This, Holiday) -> 'ok' when
 	This::wxCalendarDateAttr(), Holiday::boolean().
 setHoliday(#wx_ref{type=ThisT,ref=ThisRef},Holiday)
  when is_boolean(Holiday) ->
@@ -245,7 +245,7 @@ getBorder(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxCalendarDateAttr()) -> ok.
+-spec destroy(This::wxCalendarDateAttr()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxCalendarDateAttr),
   wxe_util:destroy(?wxCalendarDateAttr_destroy,Obj),
diff --git a/lib/wx/src/gen/wxCaret.erl b/lib/wx/src/gen/wxCaret.erl
index 9da832aa67..8833a920d5 100644
--- a/lib/wx/src/gen/wxCaret.erl
+++ b/lib/wx/src/gen/wxCaret.erl
@@ -106,7 +106,7 @@ getWindow(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcaret.html#wxcarethide">external documentation</a>.
--spec hide(This) -> ok when
+-spec hide(This) -> 'ok' when
 	This::wxCaret().
 hide(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxCaret),
@@ -130,7 +130,7 @@ isVisible(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcaret.html#wxcaretmove">external documentation</a>.
--spec move(This, Pt) -> ok when
+-spec move(This, Pt) -> 'ok' when
 	This::wxCaret(), Pt::{X::integer(), Y::integer()}.
 move(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
  when is_integer(PtX),is_integer(PtY) ->
@@ -139,7 +139,7 @@ move(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcaret.html#wxcaretmove">external documentation</a>.
--spec move(This, X, Y) -> ok when
+-spec move(This, X, Y) -> 'ok' when
 	This::wxCaret(), X::integer(), Y::integer().
 move(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_integer(X),is_integer(Y) ->
@@ -148,7 +148,7 @@ move(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcaret.html#wxcaretsetblinktime">external documentation</a>.
--spec setBlinkTime(Milliseconds) -> ok when
+-spec setBlinkTime(Milliseconds) -> 'ok' when
 	Milliseconds::integer().
 setBlinkTime(Milliseconds)
  when is_integer(Milliseconds) ->
@@ -156,7 +156,7 @@ setBlinkTime(Milliseconds)
   <<Milliseconds:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcaret.html#wxcaretsetsize">external documentation</a>.
--spec setSize(This, Size) -> ok when
+-spec setSize(This, Size) -> 'ok' when
 	This::wxCaret(), Size::{W::integer(), H::integer()}.
 setSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -165,7 +165,7 @@ setSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
   <<ThisRef:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcaret.html#wxcaretsetsize">external documentation</a>.
--spec setSize(This, Width, Height) -> ok when
+-spec setSize(This, Width, Height) -> 'ok' when
 	This::wxCaret(), Width::integer(), Height::integer().
 setSize(#wx_ref{type=ThisT,ref=ThisRef},Width,Height)
  when is_integer(Width),is_integer(Height) ->
@@ -174,7 +174,7 @@ setSize(#wx_ref{type=ThisT,ref=ThisRef},Width,Height)
   <<ThisRef:32/?UI,Width:32/?UI,Height:32/?UI>>).
 
 %% @equiv show(This, [])
--spec show(This) -> ok when
+-spec show(This) -> 'ok' when
 	This::wxCaret().
 
 show(This)
@@ -182,9 +182,9 @@ show(This)
   show(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcaret.html#wxcaretshow">external documentation</a>.
--spec show(This, [Option]) -> ok when
+-spec show(This, [Option]) -> 'ok' when
 	This::wxCaret(),
-	Option :: {show, boolean()}.
+	Option :: {'show', boolean()}.
 show(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxCaret),
@@ -195,7 +195,7 @@ show(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxCaret()) -> ok.
+-spec destroy(This::wxCaret()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxCaret),
   wxe_util:destroy(?wxCaret_destruct,Obj),
diff --git a/lib/wx/src/gen/wxCheckBox.erl b/lib/wx/src/gen/wxCheckBox.erl
index 2cea4d04b4..3276add802 100644
--- a/lib/wx/src/gen/wxCheckBox.erl
+++ b/lib/wx/src/gen/wxCheckBox.erl
@@ -98,10 +98,10 @@ new(Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcheckbox.html#wxcheckboxwxcheckbox">external documentation</a>.
 -spec new(Parent, Id, Label, [Option]) -> wxCheckBox() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Label::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Label, Options)
  when is_integer(Id),is_list(Label),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -126,10 +126,10 @@ create(This,Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcheckbox.html#wxcheckboxcreate">external documentation</a>.
 -spec create(This, Parent, Id, Label, [Option]) -> boolean() when
 	This::wxCheckBox(), Parent::wxWindow:wxWindow(), Id::integer(), Label::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Label, Options)
  when is_integer(Id),is_list(Label),is_list(Options) ->
   ?CLASS(ThisT,wxCheckBox),
@@ -186,7 +186,7 @@ isChecked(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcheckbox.html#wxcheckboxsetvalue">external documentation</a>.
--spec setValue(This, State) -> ok when
+-spec setValue(This, State) -> 'ok' when
 	This::wxCheckBox(), State::boolean().
 setValue(#wx_ref{type=ThisT,ref=ThisRef},State)
  when is_boolean(State) ->
@@ -196,7 +196,7 @@ setValue(#wx_ref{type=ThisT,ref=ThisRef},State)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcheckbox.html#wxcheckboxset3statevalue">external documentation</a>.
 %%<br /> State = ?wxCHK_UNCHECKED | ?wxCHK_CHECKED | ?wxCHK_UNDETERMINED
--spec set3StateValue(This, State) -> ok when
+-spec set3StateValue(This, State) -> 'ok' when
 	This::wxCheckBox(), State::wx:wx_enum().
 set3StateValue(#wx_ref{type=ThisT,ref=ThisRef},State)
  when is_integer(State) ->
@@ -205,7 +205,7 @@ set3StateValue(#wx_ref{type=ThisT,ref=ThisRef},State)
   <<ThisRef:32/?UI,State:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxCheckBox()) -> ok.
+-spec destroy(This::wxCheckBox()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxCheckBox),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxCheckListBox.erl b/lib/wx/src/gen/wxCheckListBox.erl
index f6013e4863..888f29518c 100644
--- a/lib/wx/src/gen/wxCheckListBox.erl
+++ b/lib/wx/src/gen/wxCheckListBox.erl
@@ -105,11 +105,11 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchecklistbox.html#wxchecklistboxwxchecklistbox">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxCheckListBox() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {choices, [unicode:chardata()]}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'choices', [unicode:chardata()]}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -124,7 +124,7 @@ new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
   <<ParentRef:32/?UI,Id:32/?UI, BinOpt/binary>>).
 
 %% @equiv check(This,Index, [])
--spec check(This, Index) -> ok when
+-spec check(This, Index) -> 'ok' when
 	This::wxCheckListBox(), Index::integer().
 
 check(This,Index)
@@ -132,9 +132,9 @@ check(This,Index)
   check(This,Index, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchecklistbox.html#wxchecklistboxcheck">external documentation</a>.
--spec check(This, Index, [Option]) -> ok when
+-spec check(This, Index, [Option]) -> 'ok' when
 	This::wxCheckListBox(), Index::integer(),
-	Option :: {check, boolean()}.
+	Option :: {'check', boolean()}.
 check(#wx_ref{type=ThisT,ref=ThisRef},Index, Options)
  when is_integer(Index),is_list(Options) ->
   ?CLASS(ThisT,wxCheckListBox),
@@ -154,7 +154,7 @@ isChecked(#wx_ref{type=ThisT,ref=ThisRef},Index)
   <<ThisRef:32/?UI,Index:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxCheckListBox()) -> ok.
+-spec destroy(This::wxCheckListBox()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxCheckListBox),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxChoice.erl b/lib/wx/src/gen/wxChoice.erl
index 73867d6597..1a90b275d1 100644
--- a/lib/wx/src/gen/wxChoice.erl
+++ b/lib/wx/src/gen/wxChoice.erl
@@ -103,11 +103,11 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoice.html#wxchoicewxchoice">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxChoice() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {choices, [unicode:chardata()]}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'choices', [unicode:chardata()]}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -132,8 +132,8 @@ create(This,Parent,Id,Pos={PosX,PosY},Size={SizeW,SizeH},Choices)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoice.html#wxchoicecreate">external documentation</a>.
 -spec create(This, Parent, Id, Pos, Size, Choices, [Option]) -> boolean() when
 	This::wxChoice(), Parent::wxWindow:wxWindow(), Id::integer(), Pos::{X::integer(), Y::integer()}, Size::{W::integer(), H::integer()}, Choices::[unicode:chardata()],
-	Option :: {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,{PosX,PosY},{SizeW,SizeH},Choices, Options)
  when is_integer(Id),is_integer(PosX),is_integer(PosY),is_integer(SizeW),is_integer(SizeH),is_list(Choices),is_list(Options) ->
   ?CLASS(ThisT,wxChoice),
@@ -148,7 +148,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,{P
   <<ThisRef:32/?UI,ParentRef:32/?UI,Id:32/?UI,PosX:32/?UI,PosY:32/?UI,SizeW:32/?UI,SizeH:32/?UI,(length(Choices_UCA)):32/?UI, (<< <<(byte_size(UC_Str)):32/?UI, UC_Str/binary>>|| UC_Str <- Choices_UCA>>)/binary, 0:(((8- ((0 + lists:sum([byte_size(S)+4||S<-Choices_UCA])) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoice.html#wxchoicedelete">external documentation</a>.
--spec delete(This, N) -> ok when
+-spec delete(This, N) -> 'ok' when
 	This::wxChoice(), N::integer().
 delete(#wx_ref{type=ThisT,ref=ThisRef},N)
  when is_integer(N) ->
@@ -165,7 +165,7 @@ getColumns(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv setColumns(This, [])
--spec setColumns(This) -> ok when
+-spec setColumns(This) -> 'ok' when
 	This::wxChoice().
 
 setColumns(This)
@@ -173,9 +173,9 @@ setColumns(This)
   setColumns(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoice.html#wxchoicesetcolumns">external documentation</a>.
--spec setColumns(This, [Option]) -> ok when
+-spec setColumns(This, [Option]) -> 'ok' when
 	This::wxChoice(),
-	Option :: {n, integer()}.
+	Option :: {'n', integer()}.
 setColumns(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxChoice),
@@ -186,7 +186,7 @@ setColumns(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxChoice()) -> ok.
+-spec destroy(This::wxChoice()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxChoice),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxChoicebook.erl b/lib/wx/src/gen/wxChoicebook.erl
index 37a44a813a..34b62ff75b 100644
--- a/lib/wx/src/gen/wxChoicebook.erl
+++ b/lib/wx/src/gen/wxChoicebook.erl
@@ -101,9 +101,9 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoicebook.html#wxchoicebookwxchoicebook">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxChoicebook() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -126,8 +126,8 @@ addPage(This,Page,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoicebook.html#wxchoicebookaddpage">external documentation</a>.
 -spec addPage(This, Page, Text, [Option]) -> boolean() when
 	This::wxChoicebook(), Page::wxWindow:wxWindow(), Text::unicode:chardata(),
-	Option :: {bSelect, boolean()}
-		 | {imageId, integer()}.
+	Option :: {'bSelect', boolean()}
+		 | {'imageId', integer()}.
 addPage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageT,ref=PageRef},Text, Options)
  when is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxChoicebook),
@@ -141,7 +141,7 @@ addPage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageT,ref=PageRef},Text, Op
   <<ThisRef:32/?UI,PageRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((4+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @equiv advanceSelection(This, [])
--spec advanceSelection(This) -> ok when
+-spec advanceSelection(This) -> 'ok' when
 	This::wxChoicebook().
 
 advanceSelection(This)
@@ -149,9 +149,9 @@ advanceSelection(This)
   advanceSelection(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoicebook.html#wxchoicebookadvanceselection">external documentation</a>.
--spec advanceSelection(This, [Option]) -> ok when
+-spec advanceSelection(This, [Option]) -> 'ok' when
 	This::wxChoicebook(),
-	Option :: {forward, boolean()}.
+	Option :: {'forward', boolean()}.
 advanceSelection(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxChoicebook),
@@ -162,7 +162,7 @@ advanceSelection(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoicebook.html#wxchoicebookassignimagelist">external documentation</a>.
--spec assignImageList(This, ImageList) -> ok when
+-spec assignImageList(This, ImageList) -> 'ok' when
 	This::wxChoicebook(), ImageList::wxImageList:wxImageList().
 assignImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxChoicebook),
@@ -181,9 +181,9 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoicebook.html#wxchoicebookcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxChoicebook(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxChoicebook),
@@ -302,8 +302,8 @@ insertPage(This,N,Page,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoicebook.html#wxchoicebookinsertpage">external documentation</a>.
 -spec insertPage(This, N, Page, Text, [Option]) -> boolean() when
 	This::wxChoicebook(), N::integer(), Page::wxWindow:wxWindow(), Text::unicode:chardata(),
-	Option :: {bSelect, boolean()}
-		 | {imageId, integer()}.
+	Option :: {'bSelect', boolean()}
+		 | {'imageId', integer()}.
 insertPage(#wx_ref{type=ThisT,ref=ThisRef},N,#wx_ref{type=PageT,ref=PageRef},Text, Options)
  when is_integer(N),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxChoicebook),
@@ -317,7 +317,7 @@ insertPage(#wx_ref{type=ThisT,ref=ThisRef},N,#wx_ref{type=PageT,ref=PageRef},Tex
   <<ThisRef:32/?UI,N:32/?UI,PageRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoicebook.html#wxchoicebooksetimagelist">external documentation</a>.
--spec setImageList(This, ImageList) -> ok when
+-spec setImageList(This, ImageList) -> 'ok' when
 	This::wxChoicebook(), ImageList::wxImageList:wxImageList().
 setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxChoicebook),
@@ -326,7 +326,7 @@ setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageLi
   <<ThisRef:32/?UI,ImageListRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxchoicebook.html#wxchoicebooksetpagesize">external documentation</a>.
--spec setPageSize(This, Size) -> ok when
+-spec setPageSize(This, Size) -> 'ok' when
 	This::wxChoicebook(), Size::{W::integer(), H::integer()}.
 setPageSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -372,7 +372,7 @@ changeSelection(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxChoicebook()) -> ok.
+-spec destroy(This::wxChoicebook()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxChoicebook),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxClientDC.erl b/lib/wx/src/gen/wxClientDC.erl
index 3e9bcd33dd..4965536690 100644
--- a/lib/wx/src/gen/wxClientDC.erl
+++ b/lib/wx/src/gen/wxClientDC.erl
@@ -80,7 +80,7 @@ new(#wx_ref{type=WinT,ref=WinRef}) ->
   <<WinRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxClientDC()) -> ok.
+-spec destroy(This::wxClientDC()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxClientDC),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxClipboard.erl b/lib/wx/src/gen/wxClipboard.erl
index cbf9e63067..747e4f1610 100644
--- a/lib/wx/src/gen/wxClipboard.erl
+++ b/lib/wx/src/gen/wxClipboard.erl
@@ -52,7 +52,7 @@ addData(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DataT,ref=DataRef}) ->
   <<ThisRef:32/?UI,DataRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxclipboard.html#wxclipboardclear">external documentation</a>.
--spec clear(This) -> ok when
+-spec clear(This) -> 'ok' when
 	This::wxClipboard().
 clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxClipboard),
@@ -60,7 +60,7 @@ clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxclipboard.html#wxclipboardclose">external documentation</a>.
--spec close(This) -> ok when
+-spec close(This) -> 'ok' when
 	This::wxClipboard().
 close(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxClipboard),
@@ -110,7 +110,7 @@ setData(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DataT,ref=DataRef}) ->
   <<ThisRef:32/?UI,DataRef:32/?UI>>).
 
 %% @equiv usePrimarySelection(This, [])
--spec usePrimarySelection(This) -> ok when
+-spec usePrimarySelection(This) -> 'ok' when
 	This::wxClipboard().
 
 usePrimarySelection(This)
@@ -118,9 +118,9 @@ usePrimarySelection(This)
   usePrimarySelection(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxclipboard.html#wxclipboarduseprimaryselection">external documentation</a>.
--spec usePrimarySelection(This, [Option]) -> ok when
+-spec usePrimarySelection(This, [Option]) -> 'ok' when
 	This::wxClipboard(),
-	Option :: {primary, boolean()}.
+	Option :: {'primary', boolean()}.
 usePrimarySelection(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxClipboard),
@@ -147,7 +147,7 @@ get() ->
   <<>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxClipboard()) -> ok.
+-spec destroy(This::wxClipboard()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxClipboard),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxCloseEvent.erl b/lib/wx/src/gen/wxCloseEvent.erl
index b02a578b9e..6a683c6e8c 100644
--- a/lib/wx/src/gen/wxCloseEvent.erl
+++ b/lib/wx/src/gen/wxCloseEvent.erl
@@ -61,7 +61,7 @@ getLoggingOff(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcloseevent.html#wxcloseeventsetcanveto">external documentation</a>.
--spec setCanVeto(This, CanVeto) -> ok when
+-spec setCanVeto(This, CanVeto) -> 'ok' when
 	This::wxCloseEvent(), CanVeto::boolean().
 setCanVeto(#wx_ref{type=ThisT,ref=ThisRef},CanVeto)
  when is_boolean(CanVeto) ->
@@ -70,7 +70,7 @@ setCanVeto(#wx_ref{type=ThisT,ref=ThisRef},CanVeto)
   <<ThisRef:32/?UI,(wxe_util:from_bool(CanVeto)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcloseevent.html#wxcloseeventsetloggingoff">external documentation</a>.
--spec setLoggingOff(This, LogOff) -> ok when
+-spec setLoggingOff(This, LogOff) -> 'ok' when
 	This::wxCloseEvent(), LogOff::boolean().
 setLoggingOff(#wx_ref{type=ThisT,ref=ThisRef},LogOff)
  when is_boolean(LogOff) ->
@@ -79,7 +79,7 @@ setLoggingOff(#wx_ref{type=ThisT,ref=ThisRef},LogOff)
   <<ThisRef:32/?UI,(wxe_util:from_bool(LogOff)):32/?UI>>).
 
 %% @equiv veto(This, [])
--spec veto(This) -> ok when
+-spec veto(This) -> 'ok' when
 	This::wxCloseEvent().
 
 veto(This)
@@ -87,9 +87,9 @@ veto(This)
   veto(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcloseevent.html#wxcloseeventveto">external documentation</a>.
--spec veto(This, [Option]) -> ok when
+-spec veto(This, [Option]) -> 'ok' when
 	This::wxCloseEvent(),
-	Option :: {veto, boolean()}.
+	Option :: {'veto', boolean()}.
 veto(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxCloseEvent),
diff --git a/lib/wx/src/gen/wxColourData.erl b/lib/wx/src/gen/wxColourData.erl
index 7379592298..92586688f6 100644
--- a/lib/wx/src/gen/wxColourData.erl
+++ b/lib/wx/src/gen/wxColourData.erl
@@ -76,7 +76,7 @@ getCustomColour(#wx_ref{type=ThisT,ref=ThisRef},I)
   <<ThisRef:32/?UI,I:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcolourdata.html#wxcolourdatasetchoosefull">external documentation</a>.
--spec setChooseFull(This, Flag) -> ok when
+-spec setChooseFull(This, Flag) -> 'ok' when
 	This::wxColourData(), Flag::boolean().
 setChooseFull(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -85,7 +85,7 @@ setChooseFull(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcolourdata.html#wxcolourdatasetcolour">external documentation</a>.
--spec setColour(This, Colour) -> ok when
+-spec setColour(This, Colour) -> 'ok' when
 	This::wxColourData(), Colour::wx:wx_colour().
 setColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
@@ -94,7 +94,7 @@ setColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcolourdata.html#wxcolourdatasetcustomcolour">external documentation</a>.
--spec setCustomColour(This, I, Colour) -> ok when
+-spec setCustomColour(This, I, Colour) -> 'ok' when
 	This::wxColourData(), I::integer(), Colour::wx:wx_colour().
 setCustomColour(#wx_ref{type=ThisT,ref=ThisRef},I,Colour)
  when is_integer(I),tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
@@ -103,7 +103,7 @@ setCustomColour(#wx_ref{type=ThisT,ref=ThisRef},I,Colour)
   <<ThisRef:32/?UI,I:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxColourData()) -> ok.
+-spec destroy(This::wxColourData()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxColourData),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxColourDialog.erl b/lib/wx/src/gen/wxColourDialog.erl
index 15eee30727..9c97434d9a 100644
--- a/lib/wx/src/gen/wxColourDialog.erl
+++ b/lib/wx/src/gen/wxColourDialog.erl
@@ -105,7 +105,7 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcolourdialog.html#wxcolourdialogwxcolourdialog">external documentation</a>.
 -spec new(Parent, [Option]) -> wxColourDialog() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {data, wxColourData:wxColourData()}.
+	Option :: {'data', wxColourData:wxColourData()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -126,7 +126,7 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcolourdialog.html#wxcolourdialogcreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxColourDialog(), Parent::wxWindow:wxWindow(),
-	Option :: {data, wxColourData:wxColourData()}.
+	Option :: {'data', wxColourData:wxColourData()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxColourDialog),
@@ -146,7 +146,7 @@ getColourData(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxColourDialog()) -> ok.
+-spec destroy(This::wxColourDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxColourDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxColourPickerCtrl.erl b/lib/wx/src/gen/wxColourPickerCtrl.erl
index 486441c005..9c987b4dde 100644
--- a/lib/wx/src/gen/wxColourPickerCtrl.erl
+++ b/lib/wx/src/gen/wxColourPickerCtrl.erl
@@ -102,11 +102,11 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcolourpickerctrl.html#wxcolourpickerctrlwxcolourpickerctrl">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxColourPickerCtrl() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {col, wx:wx_colour()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'col', wx:wx_colour()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -131,11 +131,11 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcolourpickerctrl.html#wxcolourpickerctrlcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxColourPickerCtrl(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {col, wx:wx_colour()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'col', wx:wx_colour()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxColourPickerCtrl),
@@ -160,12 +160,12 @@ getColour(#wx_ref{type=ThisT,ref=ThisRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcolourpickerctrl.html#wxcolourpickerctrlsetcolour">external documentation</a>.
 %% <br /> Also:<br />
-%% setColour(This, Col) -> ok when<br />
+%% setColour(This, Col) -> 'ok' when<br />
 %% 	This::wxColourPickerCtrl(), Col::wx:wx_colour().<br />
 %% 
 -spec setColour(This, Text) -> boolean() when
 	This::wxColourPickerCtrl(), Text::unicode:chardata();
-      (This, Col) -> ok when
+      (This, Col) -> 'ok' when
 	This::wxColourPickerCtrl(), Col::wx:wx_colour().
 setColour(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -180,7 +180,7 @@ setColour(#wx_ref{type=ThisT,ref=ThisRef},Col)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Col)):16/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxColourPickerCtrl()) -> ok.
+-spec destroy(This::wxColourPickerCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxColourPickerCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxComboBox.erl b/lib/wx/src/gen/wxComboBox.erl
index 37d6e71605..bbdf768eba 100644
--- a/lib/wx/src/gen/wxComboBox.erl
+++ b/lib/wx/src/gen/wxComboBox.erl
@@ -105,12 +105,12 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxwxcombobox">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxComboBox() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {value, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {choices, [unicode:chardata()]}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'value', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'choices', [unicode:chardata()]}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -136,8 +136,8 @@ create(This,Parent,Id,Value,Pos={PosX,PosY},Size={SizeW,SizeH},Choices)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxcreate">external documentation</a>.
 -spec create(This, Parent, Id, Value, Pos, Size, Choices, [Option]) -> boolean() when
 	This::wxComboBox(), Parent::wxWindow:wxWindow(), Id::integer(), Value::unicode:chardata(), Pos::{X::integer(), Y::integer()}, Size::{W::integer(), H::integer()}, Choices::[unicode:chardata()],
-	Option :: {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Value,{PosX,PosY},{SizeW,SizeH},Choices, Options)
  when is_integer(Id),is_list(Value),is_integer(PosX),is_integer(PosY),is_integer(SizeW),is_integer(SizeH),is_list(Choices),is_list(Options) ->
   ?CLASS(ThisT,wxComboBox),
@@ -193,7 +193,7 @@ canUndo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxcopy">external documentation</a>.
--spec copy(This) -> ok when
+-spec copy(This) -> 'ok' when
 	This::wxComboBox().
 copy(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxComboBox),
@@ -201,7 +201,7 @@ copy(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxcut">external documentation</a>.
--spec cut(This) -> ok when
+-spec cut(This) -> 'ok' when
 	This::wxComboBox().
 cut(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxComboBox),
@@ -233,7 +233,7 @@ getValue(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxpaste">external documentation</a>.
--spec paste(This) -> ok when
+-spec paste(This) -> 'ok' when
 	This::wxComboBox().
 paste(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxComboBox),
@@ -241,7 +241,7 @@ paste(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxredo">external documentation</a>.
--spec redo(This) -> ok when
+-spec redo(This) -> 'ok' when
 	This::wxComboBox().
 redo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxComboBox),
@@ -249,7 +249,7 @@ redo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxreplace">external documentation</a>.
--spec replace(This, From, To, Value) -> ok when
+-spec replace(This, From, To, Value) -> 'ok' when
 	This::wxComboBox(), From::integer(), To::integer(), Value::unicode:chardata().
 replace(#wx_ref{type=ThisT,ref=ThisRef},From,To,Value)
  when is_integer(From),is_integer(To),is_list(Value) ->
@@ -259,7 +259,7 @@ replace(#wx_ref{type=ThisT,ref=ThisRef},From,To,Value)
   <<ThisRef:32/?UI,From:32/?UI,To:32/?UI,(byte_size(Value_UC)):32/?UI,(Value_UC)/binary, 0:(((8- ((0+byte_size(Value_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxremove">external documentation</a>.
--spec remove(This, From, To) -> ok when
+-spec remove(This, From, To) -> 'ok' when
 	This::wxComboBox(), From::integer(), To::integer().
 remove(#wx_ref{type=ThisT,ref=ThisRef},From,To)
  when is_integer(From),is_integer(To) ->
@@ -268,7 +268,7 @@ remove(#wx_ref{type=ThisT,ref=ThisRef},From,To)
   <<ThisRef:32/?UI,From:32/?UI,To:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxsetinsertionpoint">external documentation</a>.
--spec setInsertionPoint(This, Pos) -> ok when
+-spec setInsertionPoint(This, Pos) -> 'ok' when
 	This::wxComboBox(), Pos::integer().
 setInsertionPoint(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
@@ -277,7 +277,7 @@ setInsertionPoint(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxsetinsertionpointend">external documentation</a>.
--spec setInsertionPointEnd(This) -> ok when
+-spec setInsertionPointEnd(This) -> 'ok' when
 	This::wxComboBox().
 setInsertionPointEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxComboBox),
@@ -285,7 +285,7 @@ setInsertionPointEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxsetselection">external documentation</a>.
--spec setSelection(This, N) -> ok when
+-spec setSelection(This, N) -> 'ok' when
 	This::wxComboBox(), N::integer().
 setSelection(#wx_ref{type=ThisT,ref=ThisRef},N)
  when is_integer(N) ->
@@ -294,7 +294,7 @@ setSelection(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxsetselection">external documentation</a>.
--spec setSelection(This, From, To) -> ok when
+-spec setSelection(This, From, To) -> 'ok' when
 	This::wxComboBox(), From::integer(), To::integer().
 setSelection(#wx_ref{type=ThisT,ref=ThisRef},From,To)
  when is_integer(From),is_integer(To) ->
@@ -303,7 +303,7 @@ setSelection(#wx_ref{type=ThisT,ref=ThisRef},From,To)
   <<ThisRef:32/?UI,From:32/?UI,To:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxsetvalue">external documentation</a>.
--spec setValue(This, Value) -> ok when
+-spec setValue(This, Value) -> 'ok' when
 	This::wxComboBox(), Value::unicode:chardata().
 setValue(#wx_ref{type=ThisT,ref=ThisRef},Value)
  when is_list(Value) ->
@@ -313,7 +313,7 @@ setValue(#wx_ref{type=ThisT,ref=ThisRef},Value)
   <<ThisRef:32/?UI,(byte_size(Value_UC)):32/?UI,(Value_UC)/binary, 0:(((8- ((0+byte_size(Value_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcombobox.html#wxcomboboxundo">external documentation</a>.
--spec undo(This) -> ok when
+-spec undo(This) -> 'ok' when
 	This::wxComboBox().
 undo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxComboBox),
@@ -321,7 +321,7 @@ undo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxComboBox()) -> ok.
+-spec destroy(This::wxComboBox()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxComboBox),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxCommandEvent.erl b/lib/wx/src/gen/wxCommandEvent.erl
index a36aa3aa95..781482aebb 100644
--- a/lib/wx/src/gen/wxCommandEvent.erl
+++ b/lib/wx/src/gen/wxCommandEvent.erl
@@ -102,7 +102,7 @@ isSelection(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcommandevent.html#wxcommandeventsetint">external documentation</a>.
--spec setInt(This, I) -> ok when
+-spec setInt(This, I) -> 'ok' when
 	This::wxCommandEvent(), I::integer().
 setInt(#wx_ref{type=ThisT,ref=ThisRef},I)
  when is_integer(I) ->
@@ -111,7 +111,7 @@ setInt(#wx_ref{type=ThisT,ref=ThisRef},I)
   <<ThisRef:32/?UI,I:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcommandevent.html#wxcommandeventsetstring">external documentation</a>.
--spec setString(This, S) -> ok when
+-spec setString(This, S) -> 'ok' when
 	This::wxCommandEvent(), S::unicode:chardata().
 setString(#wx_ref{type=ThisT,ref=ThisRef},S)
  when is_list(S) ->
diff --git a/lib/wx/src/gen/wxContextMenuEvent.erl b/lib/wx/src/gen/wxContextMenuEvent.erl
index 94a7a2948d..f1c953badb 100644
--- a/lib/wx/src/gen/wxContextMenuEvent.erl
+++ b/lib/wx/src/gen/wxContextMenuEvent.erl
@@ -57,7 +57,7 @@ getPosition(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcontextmenuevent.html#wxcontextmenueventsetposition">external documentation</a>.
--spec setPosition(This, Pos) -> ok when
+-spec setPosition(This, Pos) -> 'ok' when
 	This::wxContextMenuEvent(), Pos::{X::integer(), Y::integer()}.
 setPosition(#wx_ref{type=ThisT,ref=ThisRef},{PosX,PosY})
  when is_integer(PosX),is_integer(PosY) ->
diff --git a/lib/wx/src/gen/wxControl.erl b/lib/wx/src/gen/wxControl.erl
index f84ec34b02..a84f88639b 100644
--- a/lib/wx/src/gen/wxControl.erl
+++ b/lib/wx/src/gen/wxControl.erl
@@ -86,7 +86,7 @@ getLabel(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcontrol.html#wxcontrolsetlabel">external documentation</a>.
--spec setLabel(This, Label) -> ok when
+-spec setLabel(This, Label) -> 'ok' when
 	This::wxControl(), Label::unicode:chardata().
 setLabel(#wx_ref{type=ThisT,ref=ThisRef},Label)
  when is_list(Label) ->
diff --git a/lib/wx/src/gen/wxControlWithItems.erl b/lib/wx/src/gen/wxControlWithItems.erl
index d52c7917a2..c4d116d9e7 100644
--- a/lib/wx/src/gen/wxControlWithItems.erl
+++ b/lib/wx/src/gen/wxControlWithItems.erl
@@ -104,7 +104,7 @@ append(#wx_ref{type=ThisT,ref=ThisRef},Item,ClientData)
   <<ThisRef:32/?UI,(byte_size(Item_UC)):32/?UI,(Item_UC)/binary, 0:(((8- ((0+byte_size(Item_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcontrolwithitems.html#wxcontrolwithitemsappend">external documentation</a>.
--spec appendStrings(This, Strings) -> ok when
+-spec appendStrings(This, Strings) -> 'ok' when
 	This::wxControlWithItems(), Strings::[unicode:chardata()].
 appendStrings(#wx_ref{type=ThisT,ref=ThisRef},Strings)
  when is_list(Strings) ->
@@ -115,7 +115,7 @@ appendStrings(#wx_ref{type=ThisT,ref=ThisRef},Strings)
   <<ThisRef:32/?UI,(length(Strings_UCA)):32/?UI, (<< <<(byte_size(UC_Str)):32/?UI, UC_Str/binary>>|| UC_Str <- Strings_UCA>>)/binary, 0:(((8- ((0 + lists:sum([byte_size(S)+4||S<-Strings_UCA])) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcontrolwithitems.html#wxcontrolwithitemsclear">external documentation</a>.
--spec clear(This) -> ok when
+-spec clear(This) -> 'ok' when
 	This::wxControlWithItems().
 clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxControlWithItems),
@@ -123,7 +123,7 @@ clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcontrolwithitems.html#wxcontrolwithitemsdelete">external documentation</a>.
--spec delete(This, N) -> ok when
+-spec delete(This, N) -> 'ok' when
 	This::wxControlWithItems(), N::integer().
 delete(#wx_ref{type=ThisT,ref=ThisRef},N)
  when is_integer(N) ->
@@ -142,7 +142,7 @@ findString(This,S)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcontrolwithitems.html#wxcontrolwithitemsfindstring">external documentation</a>.
 -spec findString(This, S, [Option]) -> integer() when
 	This::wxControlWithItems(), S::unicode:chardata(),
-	Option :: {bCase, boolean()}.
+	Option :: {'bCase', boolean()}.
 findString(#wx_ref{type=ThisT,ref=ThisRef},S, Options)
  when is_list(S),is_list(Options) ->
   ?CLASS(ThisT,wxControlWithItems),
@@ -163,7 +163,7 @@ getClientData(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcontrolwithitems.html#wxcontrolwithitemssetclientobject">external documentation</a>.
--spec setClientData(This, N, ClientData) -> ok when
+-spec setClientData(This, N, ClientData) -> 'ok' when
 	This::wxControlWithItems(), N::integer(), ClientData::term().
 setClientData(#wx_ref{type=ThisT,ref=ThisRef},N,ClientData)
  when is_integer(N) ->
@@ -235,7 +235,7 @@ isEmpty(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcontrolwithitems.html#wxcontrolwithitemsselect">external documentation</a>.
--spec select(This, N) -> ok when
+-spec select(This, N) -> 'ok' when
 	This::wxControlWithItems(), N::integer().
 select(#wx_ref{type=ThisT,ref=ThisRef},N)
  when is_integer(N) ->
@@ -244,7 +244,7 @@ select(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcontrolwithitems.html#wxcontrolwithitemssetselection">external documentation</a>.
--spec setSelection(This, N) -> ok when
+-spec setSelection(This, N) -> 'ok' when
 	This::wxControlWithItems(), N::integer().
 setSelection(#wx_ref{type=ThisT,ref=ThisRef},N)
  when is_integer(N) ->
@@ -253,7 +253,7 @@ setSelection(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcontrolwithitems.html#wxcontrolwithitemssetstring">external documentation</a>.
--spec setString(This, N, S) -> ok when
+-spec setString(This, N, S) -> 'ok' when
 	This::wxControlWithItems(), N::integer(), S::unicode:chardata().
 setString(#wx_ref{type=ThisT,ref=ThisRef},N,S)
  when is_integer(N),is_list(S) ->
diff --git a/lib/wx/src/gen/wxCursor.erl b/lib/wx/src/gen/wxCursor.erl
index 7f32b140e6..689935576a 100644
--- a/lib/wx/src/gen/wxCursor.erl
+++ b/lib/wx/src/gen/wxCursor.erl
@@ -78,8 +78,8 @@ new(Bits,Width,Height)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxcursor.html#wxcursorwxcursor">external documentation</a>.
 -spec new(Bits, Width, Height, [Option]) -> wxCursor() when
 	Bits::binary(), Width::integer(), Height::integer(),
-	Option :: {hotSpotX, integer()}
-		 | {hotSpotY, integer()}.
+	Option :: {'hotSpotX', integer()}
+		 | {'hotSpotY', integer()}.
 new(Bits,Width,Height, Options)
  when is_binary(Bits),is_integer(Width),is_integer(Height),is_list(Options) ->
   wxe_util:send_bin(Bits),
@@ -99,7 +99,7 @@ ok(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxCursor()) -> ok.
+-spec destroy(This::wxCursor()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxCursor),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxDC.erl b/lib/wx/src/gen/wxDC.erl
index 263ad76526..ad7a4251ec 100644
--- a/lib/wx/src/gen/wxDC.erl
+++ b/lib/wx/src/gen/wxDC.erl
@@ -69,9 +69,9 @@ blit(This,DestPt={DestPtX,DestPtY},Sz={SzW,SzH},Source,SrcPt={SrcPtX,SrcPtY})
 %%<br /> Rop = integer
 -spec blit(This, DestPt, Sz, Source, SrcPt, [Option]) -> boolean() when
 	This::wxDC(), DestPt::{X::integer(), Y::integer()}, Sz::{W::integer(), H::integer()}, Source::wxDC(), SrcPt::{X::integer(), Y::integer()},
-	Option :: {rop, wx:wx_enum()}
-		 | {useMask, boolean()}
-		 | {srcPtMask, {X::integer(), Y::integer()}}.
+	Option :: {'rop', wx:wx_enum()}
+		 | {'useMask', boolean()}
+		 | {'srcPtMask', {X::integer(), Y::integer()}}.
 blit(#wx_ref{type=ThisT,ref=ThisRef},{DestPtX,DestPtY},{SzW,SzH},#wx_ref{type=SourceT,ref=SourceRef},{SrcPtX,SrcPtY}, Options)
  when is_integer(DestPtX),is_integer(DestPtY),is_integer(SzW),is_integer(SzH),is_integer(SrcPtX),is_integer(SrcPtY),is_list(Options) ->
   ?CLASS(ThisT,wxDC),
@@ -85,7 +85,7 @@ blit(#wx_ref{type=ThisT,ref=ThisRef},{DestPtX,DestPtY},{SzW,SzH},#wx_ref{type=So
   <<ThisRef:32/?UI,DestPtX:32/?UI,DestPtY:32/?UI,SzW:32/?UI,SzH:32/?UI,SourceRef:32/?UI,SrcPtX:32/?UI,SrcPtY:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdccalcboundingbox">external documentation</a>.
--spec calcBoundingBox(This, X, Y) -> ok when
+-spec calcBoundingBox(This, X, Y) -> 'ok' when
 	This::wxDC(), X::integer(), Y::integer().
 calcBoundingBox(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_integer(X),is_integer(Y) ->
@@ -94,7 +94,7 @@ calcBoundingBox(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcclear">external documentation</a>.
--spec clear(This) -> ok when
+-spec clear(This) -> 'ok' when
 	This::wxDC().
 clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -102,7 +102,7 @@ clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdccomputescaleandorigin">external documentation</a>.
--spec computeScaleAndOrigin(This) -> ok when
+-spec computeScaleAndOrigin(This) -> 'ok' when
 	This::wxDC().
 computeScaleAndOrigin(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -110,7 +110,7 @@ computeScaleAndOrigin(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdccrosshair">external documentation</a>.
--spec crossHair(This, Pt) -> ok when
+-spec crossHair(This, Pt) -> 'ok' when
 	This::wxDC(), Pt::{X::integer(), Y::integer()}.
 crossHair(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
  when is_integer(PtX),is_integer(PtY) ->
@@ -119,7 +119,7 @@ crossHair(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdestroyclippingregion">external documentation</a>.
--spec destroyClippingRegion(This) -> ok when
+-spec destroyClippingRegion(This) -> 'ok' when
 	This::wxDC().
 destroyClippingRegion(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -163,7 +163,7 @@ deviceToLogicalYRel(#wx_ref{type=ThisT,ref=ThisRef},Y)
   <<ThisRef:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawarc">external documentation</a>.
--spec drawArc(This, Pt1, Pt2, Centre) -> ok when
+-spec drawArc(This, Pt1, Pt2, Centre) -> 'ok' when
 	This::wxDC(), Pt1::{X::integer(), Y::integer()}, Pt2::{X::integer(), Y::integer()}, Centre::{X::integer(), Y::integer()}.
 drawArc(#wx_ref{type=ThisT,ref=ThisRef},{Pt1X,Pt1Y},{Pt2X,Pt2Y},{CentreX,CentreY})
  when is_integer(Pt1X),is_integer(Pt1Y),is_integer(Pt2X),is_integer(Pt2Y),is_integer(CentreX),is_integer(CentreY) ->
@@ -172,7 +172,7 @@ drawArc(#wx_ref{type=ThisT,ref=ThisRef},{Pt1X,Pt1Y},{Pt2X,Pt2Y},{CentreX,CentreY
   <<ThisRef:32/?UI,Pt1X:32/?UI,Pt1Y:32/?UI,Pt2X:32/?UI,Pt2Y:32/?UI,CentreX:32/?UI,CentreY:32/?UI>>).
 
 %% @equiv drawBitmap(This,Bmp,Pt, [])
--spec drawBitmap(This, Bmp, Pt) -> ok when
+-spec drawBitmap(This, Bmp, Pt) -> 'ok' when
 	This::wxDC(), Bmp::wxBitmap:wxBitmap(), Pt::{X::integer(), Y::integer()}.
 
 drawBitmap(This,Bmp,Pt={PtX,PtY})
@@ -180,9 +180,9 @@ drawBitmap(This,Bmp,Pt={PtX,PtY})
   drawBitmap(This,Bmp,Pt, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawbitmap">external documentation</a>.
--spec drawBitmap(This, Bmp, Pt, [Option]) -> ok when
+-spec drawBitmap(This, Bmp, Pt, [Option]) -> 'ok' when
 	This::wxDC(), Bmp::wxBitmap:wxBitmap(), Pt::{X::integer(), Y::integer()},
-	Option :: {useMask, boolean()}.
+	Option :: {'useMask', boolean()}.
 drawBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BmpT,ref=BmpRef},{PtX,PtY}, Options)
  when is_integer(PtX),is_integer(PtY),is_list(Options) ->
   ?CLASS(ThisT,wxDC),
@@ -194,7 +194,7 @@ drawBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BmpT,ref=BmpRef},{PtX,Pt
   <<ThisRef:32/?UI,BmpRef:32/?UI,PtX:32/?UI,PtY:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawcheckmark">external documentation</a>.
--spec drawCheckMark(This, Rect) -> ok when
+-spec drawCheckMark(This, Rect) -> 'ok' when
 	This::wxDC(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}.
 drawCheckMark(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
  when is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH) ->
@@ -203,7 +203,7 @@ drawCheckMark(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawcircle">external documentation</a>.
--spec drawCircle(This, Pt, Radius) -> ok when
+-spec drawCircle(This, Pt, Radius) -> 'ok' when
 	This::wxDC(), Pt::{X::integer(), Y::integer()}, Radius::integer().
 drawCircle(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},Radius)
  when is_integer(PtX),is_integer(PtY),is_integer(Radius) ->
@@ -212,7 +212,7 @@ drawCircle(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},Radius)
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI,Radius:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawellipse">external documentation</a>.
--spec drawEllipse(This, Rect) -> ok when
+-spec drawEllipse(This, Rect) -> 'ok' when
 	This::wxDC(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}.
 drawEllipse(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
  when is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH) ->
@@ -221,7 +221,7 @@ drawEllipse(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawellipse">external documentation</a>.
--spec drawEllipse(This, Pt, Sz) -> ok when
+-spec drawEllipse(This, Pt, Sz) -> 'ok' when
 	This::wxDC(), Pt::{X::integer(), Y::integer()}, Sz::{W::integer(), H::integer()}.
 drawEllipse(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},{SzW,SzH})
  when is_integer(PtX),is_integer(PtY),is_integer(SzW),is_integer(SzH) ->
@@ -230,7 +230,7 @@ drawEllipse(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},{SzW,SzH})
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI,SzW:32/?UI,SzH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawellipticarc">external documentation</a>.
--spec drawEllipticArc(This, Pt, Sz, Sa, Ea) -> ok when
+-spec drawEllipticArc(This, Pt, Sz, Sa, Ea) -> 'ok' when
 	This::wxDC(), Pt::{X::integer(), Y::integer()}, Sz::{W::integer(), H::integer()}, Sa::number(), Ea::number().
 drawEllipticArc(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},{SzW,SzH},Sa,Ea)
  when is_integer(PtX),is_integer(PtY),is_integer(SzW),is_integer(SzH),is_number(Sa),is_number(Ea) ->
@@ -239,7 +239,7 @@ drawEllipticArc(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},{SzW,SzH},Sa,Ea)
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI,SzW:32/?UI,SzH:32/?UI,0:32,Sa:64/?F,Ea:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawicon">external documentation</a>.
--spec drawIcon(This, Icon, Pt) -> ok when
+-spec drawIcon(This, Icon, Pt) -> 'ok' when
 	This::wxDC(), Icon::wxIcon:wxIcon(), Pt::{X::integer(), Y::integer()}.
 drawIcon(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconT,ref=IconRef},{PtX,PtY})
  when is_integer(PtX),is_integer(PtY) ->
@@ -249,7 +249,7 @@ drawIcon(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconT,ref=IconRef},{PtX,Pt
   <<ThisRef:32/?UI,IconRef:32/?UI,PtX:32/?UI,PtY:32/?UI>>).
 
 %% @equiv drawLabel(This,Text,Rect, [])
--spec drawLabel(This, Text, Rect) -> ok when
+-spec drawLabel(This, Text, Rect) -> 'ok' when
 	This::wxDC(), Text::unicode:chardata(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}.
 
 drawLabel(This,Text,Rect={RectX,RectY,RectW,RectH})
@@ -257,10 +257,10 @@ drawLabel(This,Text,Rect={RectX,RectY,RectW,RectH})
   drawLabel(This,Text,Rect, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawlabel">external documentation</a>.
--spec drawLabel(This, Text, Rect, [Option]) -> ok when
+-spec drawLabel(This, Text, Rect, [Option]) -> 'ok' when
 	This::wxDC(), Text::unicode:chardata(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()},
-	Option :: {alignment, integer()}
-		 | {indexAccel, integer()}.
+	Option :: {'alignment', integer()}
+		 | {'indexAccel', integer()}.
 drawLabel(#wx_ref{type=ThisT,ref=ThisRef},Text,{RectX,RectY,RectW,RectH}, Options)
  when is_list(Text),is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH),is_list(Options) ->
   ?CLASS(ThisT,wxDC),
@@ -273,7 +273,7 @@ drawLabel(#wx_ref{type=ThisT,ref=ThisRef},Text,{RectX,RectY,RectW,RectH}, Option
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawline">external documentation</a>.
--spec drawLine(This, Pt1, Pt2) -> ok when
+-spec drawLine(This, Pt1, Pt2) -> 'ok' when
 	This::wxDC(), Pt1::{X::integer(), Y::integer()}, Pt2::{X::integer(), Y::integer()}.
 drawLine(#wx_ref{type=ThisT,ref=ThisRef},{Pt1X,Pt1Y},{Pt2X,Pt2Y})
  when is_integer(Pt1X),is_integer(Pt1Y),is_integer(Pt2X),is_integer(Pt2Y) ->
@@ -282,7 +282,7 @@ drawLine(#wx_ref{type=ThisT,ref=ThisRef},{Pt1X,Pt1Y},{Pt2X,Pt2Y})
   <<ThisRef:32/?UI,Pt1X:32/?UI,Pt1Y:32/?UI,Pt2X:32/?UI,Pt2Y:32/?UI>>).
 
 %% @equiv drawLines(This,Points, [])
--spec drawLines(This, Points) -> ok when
+-spec drawLines(This, Points) -> 'ok' when
 	This::wxDC(), Points::[{X::integer(), Y::integer()}].
 
 drawLines(This,Points)
@@ -290,10 +290,10 @@ drawLines(This,Points)
   drawLines(This,Points, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawlines">external documentation</a>.
--spec drawLines(This, Points, [Option]) -> ok when
+-spec drawLines(This, Points, [Option]) -> 'ok' when
 	This::wxDC(), Points::[{X::integer(), Y::integer()}],
-	Option :: {xoffset, integer()}
-		 | {yoffset, integer()}.
+	Option :: {'xoffset', integer()}
+		 | {'yoffset', integer()}.
 drawLines(#wx_ref{type=ThisT,ref=ThisRef},Points, Options)
  when is_list(Points),is_list(Options) ->
   ?CLASS(ThisT,wxDC),
@@ -306,7 +306,7 @@ drawLines(#wx_ref{type=ThisT,ref=ThisRef},Points, Options)
         (<< <<X:32/?I,Y:32/?I>> || {X,Y} <- Points>>)/binary, BinOpt/binary>>).
 
 %% @equiv drawPolygon(This,Points, [])
--spec drawPolygon(This, Points) -> ok when
+-spec drawPolygon(This, Points) -> 'ok' when
 	This::wxDC(), Points::[{X::integer(), Y::integer()}].
 
 drawPolygon(This,Points)
@@ -315,11 +315,11 @@ drawPolygon(This,Points)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawpolygon">external documentation</a>.
 %%<br /> FillStyle = integer
--spec drawPolygon(This, Points, [Option]) -> ok when
+-spec drawPolygon(This, Points, [Option]) -> 'ok' when
 	This::wxDC(), Points::[{X::integer(), Y::integer()}],
-	Option :: {xoffset, integer()}
-		 | {yoffset, integer()}
-		 | {fillStyle, wx:wx_enum()}.
+	Option :: {'xoffset', integer()}
+		 | {'yoffset', integer()}
+		 | {'fillStyle', wx:wx_enum()}.
 drawPolygon(#wx_ref{type=ThisT,ref=ThisRef},Points, Options)
  when is_list(Points),is_list(Options) ->
   ?CLASS(ThisT,wxDC),
@@ -333,7 +333,7 @@ drawPolygon(#wx_ref{type=ThisT,ref=ThisRef},Points, Options)
         (<< <<X:32/?I,Y:32/?I>> || {X,Y} <- Points>>)/binary, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawpoint">external documentation</a>.
--spec drawPoint(This, Pt) -> ok when
+-spec drawPoint(This, Pt) -> 'ok' when
 	This::wxDC(), Pt::{X::integer(), Y::integer()}.
 drawPoint(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
  when is_integer(PtX),is_integer(PtY) ->
@@ -342,7 +342,7 @@ drawPoint(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawrectangle">external documentation</a>.
--spec drawRectangle(This, Rect) -> ok when
+-spec drawRectangle(This, Rect) -> 'ok' when
 	This::wxDC(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}.
 drawRectangle(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
  when is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH) ->
@@ -351,7 +351,7 @@ drawRectangle(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawrectangle">external documentation</a>.
--spec drawRectangle(This, Pt, Sz) -> ok when
+-spec drawRectangle(This, Pt, Sz) -> 'ok' when
 	This::wxDC(), Pt::{X::integer(), Y::integer()}, Sz::{W::integer(), H::integer()}.
 drawRectangle(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},{SzW,SzH})
  when is_integer(PtX),is_integer(PtY),is_integer(SzW),is_integer(SzH) ->
@@ -360,7 +360,7 @@ drawRectangle(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},{SzW,SzH})
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI,SzW:32/?UI,SzH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawrotatedtext">external documentation</a>.
--spec drawRotatedText(This, Text, Pt, Angle) -> ok when
+-spec drawRotatedText(This, Text, Pt, Angle) -> 'ok' when
 	This::wxDC(), Text::unicode:chardata(), Pt::{X::integer(), Y::integer()}, Angle::number().
 drawRotatedText(#wx_ref{type=ThisT,ref=ThisRef},Text,{PtX,PtY},Angle)
  when is_list(Text),is_integer(PtX),is_integer(PtY),is_number(Angle) ->
@@ -370,7 +370,7 @@ drawRotatedText(#wx_ref{type=ThisT,ref=ThisRef},Text,{PtX,PtY},Angle)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8,PtX:32/?UI,PtY:32/?UI,Angle:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawroundedrectangle">external documentation</a>.
--spec drawRoundedRectangle(This, R, Radius) -> ok when
+-spec drawRoundedRectangle(This, R, Radius) -> 'ok' when
 	This::wxDC(), R::{X::integer(), Y::integer(), W::integer(), H::integer()}, Radius::number().
 drawRoundedRectangle(#wx_ref{type=ThisT,ref=ThisRef},{RX,RY,RW,RH},Radius)
  when is_integer(RX),is_integer(RY),is_integer(RW),is_integer(RH),is_number(Radius) ->
@@ -379,7 +379,7 @@ drawRoundedRectangle(#wx_ref{type=ThisT,ref=ThisRef},{RX,RY,RW,RH},Radius)
   <<ThisRef:32/?UI,RX:32/?UI,RY:32/?UI,RW:32/?UI,RH:32/?UI,0:32,Radius:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawroundedrectangle">external documentation</a>.
--spec drawRoundedRectangle(This, Pt, Sz, Radius) -> ok when
+-spec drawRoundedRectangle(This, Pt, Sz, Radius) -> 'ok' when
 	This::wxDC(), Pt::{X::integer(), Y::integer()}, Sz::{W::integer(), H::integer()}, Radius::number().
 drawRoundedRectangle(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},{SzW,SzH},Radius)
  when is_integer(PtX),is_integer(PtY),is_integer(SzW),is_integer(SzH),is_number(Radius) ->
@@ -388,7 +388,7 @@ drawRoundedRectangle(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},{SzW,SzH},Radius)
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI,SzW:32/?UI,SzH:32/?UI,0:32,Radius:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcdrawtext">external documentation</a>.
--spec drawText(This, Text, Pt) -> ok when
+-spec drawText(This, Text, Pt) -> 'ok' when
 	This::wxDC(), Text::unicode:chardata(), Pt::{X::integer(), Y::integer()}.
 drawText(#wx_ref{type=ThisT,ref=ThisRef},Text,{PtX,PtY})
  when is_list(Text),is_integer(PtX),is_integer(PtY) ->
@@ -398,7 +398,7 @@ drawText(#wx_ref{type=ThisT,ref=ThisRef},Text,{PtX,PtY})
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8,PtX:32/?UI,PtY:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcenddoc">external documentation</a>.
--spec endDoc(This) -> ok when
+-spec endDoc(This) -> 'ok' when
 	This::wxDC().
 endDoc(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -406,7 +406,7 @@ endDoc(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcendpage">external documentation</a>.
--spec endPage(This) -> ok when
+-spec endPage(This) -> 'ok' when
 	This::wxDC().
 endPage(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -425,7 +425,7 @@ floodFill(This,Pt={PtX,PtY},Col)
 %%<br /> Style = integer
 -spec floodFill(This, Pt, Col, [Option]) -> boolean() when
 	This::wxDC(), Pt::{X::integer(), Y::integer()}, Col::wx:wx_colour(),
-	Option :: {style, wx:wx_enum()}.
+	Option :: {'style', wx:wx_enum()}.
 floodFill(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},Col, Options)
  when is_integer(PtX),is_integer(PtY),tuple_size(Col) =:= 3; tuple_size(Col) =:= 4,is_list(Options) ->
   ?CLASS(ThisT,wxDC),
@@ -530,7 +530,7 @@ getMultiLineTextExtent(#wx_ref{type=ThisT,ref=ThisRef},String)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcgetmultilinetextextent">external documentation</a>.
 -spec getMultiLineTextExtent(This, String, [Option]) -> {Width::integer(), Height::integer(), HeightLine::integer()} when
 	This::wxDC(), String::unicode:chardata(),
-	Option :: {font, wxFont:wxFont()}.
+	Option :: {'font', wxFont:wxFont()}.
 getMultiLineTextExtent(#wx_ref{type=ThisT,ref=ThisRef},String, Options)
  when is_list(String),is_list(Options) ->
   ?CLASS(ThisT,wxDC),
@@ -616,7 +616,7 @@ getTextExtent(#wx_ref{type=ThisT,ref=ThisRef},String)
 -spec getTextExtent(This, String, [Option]) -> Result when
 	Result :: {X::integer(), Y::integer(), Descent::integer(), ExternalLeading::integer()},
 	This::wxDC(), String::unicode:chardata(),
-	Option :: {theFont, wxFont:wxFont()}.
+	Option :: {'theFont', wxFont:wxFont()}.
 getTextExtent(#wx_ref{type=ThisT,ref=ThisRef},String, Options)
  when is_list(String),is_list(Options) ->
   ?CLASS(ThisT,wxDC),
@@ -644,7 +644,7 @@ getUserScale(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcgradientfillconcentric">external documentation</a>.
--spec gradientFillConcentric(This, Rect, InitialColour, DestColour) -> ok when
+-spec gradientFillConcentric(This, Rect, InitialColour, DestColour) -> 'ok' when
 	This::wxDC(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}, InitialColour::wx:wx_colour(), DestColour::wx:wx_colour().
 gradientFillConcentric(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH},InitialColour,DestColour)
  when is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH),tuple_size(InitialColour) =:= 3; tuple_size(InitialColour) =:= 4,tuple_size(DestColour) =:= 3; tuple_size(DestColour) =:= 4 ->
@@ -653,7 +653,7 @@ gradientFillConcentric(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH}
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI,(wxe_util:colour_bin(InitialColour)):16/binary,(wxe_util:colour_bin(DestColour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcgradientfillconcentric">external documentation</a>.
--spec gradientFillConcentric(This, Rect, InitialColour, DestColour, CircleCenter) -> ok when
+-spec gradientFillConcentric(This, Rect, InitialColour, DestColour, CircleCenter) -> 'ok' when
 	This::wxDC(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}, InitialColour::wx:wx_colour(), DestColour::wx:wx_colour(), CircleCenter::{X::integer(), Y::integer()}.
 gradientFillConcentric(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH},InitialColour,DestColour,{CircleCenterX,CircleCenterY})
  when is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH),tuple_size(InitialColour) =:= 3; tuple_size(InitialColour) =:= 4,tuple_size(DestColour) =:= 3; tuple_size(DestColour) =:= 4,is_integer(CircleCenterX),is_integer(CircleCenterY) ->
@@ -662,7 +662,7 @@ gradientFillConcentric(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH}
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI,(wxe_util:colour_bin(InitialColour)):16/binary,(wxe_util:colour_bin(DestColour)):16/binary,CircleCenterX:32/?UI,CircleCenterY:32/?UI>>).
 
 %% @equiv gradientFillLinear(This,Rect,InitialColour,DestColour, [])
--spec gradientFillLinear(This, Rect, InitialColour, DestColour) -> ok when
+-spec gradientFillLinear(This, Rect, InitialColour, DestColour) -> 'ok' when
 	This::wxDC(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}, InitialColour::wx:wx_colour(), DestColour::wx:wx_colour().
 
 gradientFillLinear(This,Rect={RectX,RectY,RectW,RectH},InitialColour,DestColour)
@@ -671,9 +671,9 @@ gradientFillLinear(This,Rect={RectX,RectY,RectW,RectH},InitialColour,DestColour)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcgradientfilllinear">external documentation</a>.
 %%<br /> NDirection = ?wxLEFT | ?wxRIGHT | ?wxUP | ?wxDOWN | ?wxTOP | ?wxBOTTOM | ?wxNORTH | ?wxSOUTH | ?wxWEST | ?wxEAST | ?wxALL
--spec gradientFillLinear(This, Rect, InitialColour, DestColour, [Option]) -> ok when
+-spec gradientFillLinear(This, Rect, InitialColour, DestColour, [Option]) -> 'ok' when
 	This::wxDC(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}, InitialColour::wx:wx_colour(), DestColour::wx:wx_colour(),
-	Option :: {nDirection, wx:wx_enum()}.
+	Option :: {'nDirection', wx:wx_enum()}.
 gradientFillLinear(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH},InitialColour,DestColour, Options)
  when is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH),tuple_size(InitialColour) =:= 3; tuple_size(InitialColour) =:= 4,tuple_size(DestColour) =:= 3; tuple_size(DestColour) =:= 4,is_list(Options) ->
   ?CLASS(ThisT,wxDC),
@@ -760,7 +760,7 @@ isOk(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcresetboundingbox">external documentation</a>.
--spec resetBoundingBox(This) -> ok when
+-spec resetBoundingBox(This) -> 'ok' when
 	This::wxDC().
 resetBoundingBox(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -768,7 +768,7 @@ resetBoundingBox(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetaxisorientation">external documentation</a>.
--spec setAxisOrientation(This, XLeftRight, YBottomUp) -> ok when
+-spec setAxisOrientation(This, XLeftRight, YBottomUp) -> 'ok' when
 	This::wxDC(), XLeftRight::boolean(), YBottomUp::boolean().
 setAxisOrientation(#wx_ref{type=ThisT,ref=ThisRef},XLeftRight,YBottomUp)
  when is_boolean(XLeftRight),is_boolean(YBottomUp) ->
@@ -777,7 +777,7 @@ setAxisOrientation(#wx_ref{type=ThisT,ref=ThisRef},XLeftRight,YBottomUp)
   <<ThisRef:32/?UI,(wxe_util:from_bool(XLeftRight)):32/?UI,(wxe_util:from_bool(YBottomUp)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetbackground">external documentation</a>.
--spec setBackground(This, Brush) -> ok when
+-spec setBackground(This, Brush) -> 'ok' when
 	This::wxDC(), Brush::wxBrush:wxBrush().
 setBackground(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BrushT,ref=BrushRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -786,7 +786,7 @@ setBackground(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BrushT,ref=BrushRef})
   <<ThisRef:32/?UI,BrushRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetbackgroundmode">external documentation</a>.
--spec setBackgroundMode(This, Mode) -> ok when
+-spec setBackgroundMode(This, Mode) -> 'ok' when
 	This::wxDC(), Mode::integer().
 setBackgroundMode(#wx_ref{type=ThisT,ref=ThisRef},Mode)
  when is_integer(Mode) ->
@@ -795,7 +795,7 @@ setBackgroundMode(#wx_ref{type=ThisT,ref=ThisRef},Mode)
   <<ThisRef:32/?UI,Mode:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetbrush">external documentation</a>.
--spec setBrush(This, Brush) -> ok when
+-spec setBrush(This, Brush) -> 'ok' when
 	This::wxDC(), Brush::wxBrush:wxBrush().
 setBrush(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BrushT,ref=BrushRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -805,12 +805,12 @@ setBrush(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BrushT,ref=BrushRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetclippingregion">external documentation</a>.
 %% <br /> Also:<br />
-%% setClippingRegion(This, Rect) -> ok when<br />
+%% setClippingRegion(This, Rect) -> 'ok' when<br />
 %% 	This::wxDC(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}.<br />
 %% 
--spec setClippingRegion(This, Region) -> ok when
+-spec setClippingRegion(This, Region) -> 'ok' when
 	This::wxDC(), Region::wxRegion:wxRegion();
-      (This, Rect) -> ok when
+      (This, Rect) -> 'ok' when
 	This::wxDC(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}.
 setClippingRegion(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=RegionT,ref=RegionRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -824,7 +824,7 @@ setClippingRegion(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetclippingregion">external documentation</a>.
--spec setClippingRegion(This, Pt, Sz) -> ok when
+-spec setClippingRegion(This, Pt, Sz) -> 'ok' when
 	This::wxDC(), Pt::{X::integer(), Y::integer()}, Sz::{W::integer(), H::integer()}.
 setClippingRegion(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},{SzW,SzH})
  when is_integer(PtX),is_integer(PtY),is_integer(SzW),is_integer(SzH) ->
@@ -833,7 +833,7 @@ setClippingRegion(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY},{SzW,SzH})
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI,SzW:32/?UI,SzH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetdeviceorigin">external documentation</a>.
--spec setDeviceOrigin(This, X, Y) -> ok when
+-spec setDeviceOrigin(This, X, Y) -> 'ok' when
 	This::wxDC(), X::integer(), Y::integer().
 setDeviceOrigin(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_integer(X),is_integer(Y) ->
@@ -842,7 +842,7 @@ setDeviceOrigin(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetfont">external documentation</a>.
--spec setFont(This, Font) -> ok when
+-spec setFont(This, Font) -> 'ok' when
 	This::wxDC(), Font::wxFont:wxFont().
 setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -852,7 +852,7 @@ setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetlayoutdirection">external documentation</a>.
 %%<br /> Dir = ?wxLayout_Default | ?wxLayout_LeftToRight | ?wxLayout_RightToLeft
--spec setLayoutDirection(This, Dir) -> ok when
+-spec setLayoutDirection(This, Dir) -> 'ok' when
 	This::wxDC(), Dir::wx:wx_enum().
 setLayoutDirection(#wx_ref{type=ThisT,ref=ThisRef},Dir)
  when is_integer(Dir) ->
@@ -862,7 +862,7 @@ setLayoutDirection(#wx_ref{type=ThisT,ref=ThisRef},Dir)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetlogicalfunction">external documentation</a>.
 %%<br /> Function = integer
--spec setLogicalFunction(This, Function) -> ok when
+-spec setLogicalFunction(This, Function) -> 'ok' when
 	This::wxDC(), Function::wx:wx_enum().
 setLogicalFunction(#wx_ref{type=ThisT,ref=ThisRef},Function)
  when is_integer(Function) ->
@@ -872,7 +872,7 @@ setLogicalFunction(#wx_ref{type=ThisT,ref=ThisRef},Function)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetmapmode">external documentation</a>.
 %%<br /> Mode = integer
--spec setMapMode(This, Mode) -> ok when
+-spec setMapMode(This, Mode) -> 'ok' when
 	This::wxDC(), Mode::wx:wx_enum().
 setMapMode(#wx_ref{type=ThisT,ref=ThisRef},Mode)
  when is_integer(Mode) ->
@@ -881,7 +881,7 @@ setMapMode(#wx_ref{type=ThisT,ref=ThisRef},Mode)
   <<ThisRef:32/?UI,Mode:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetpalette">external documentation</a>.
--spec setPalette(This, Palette) -> ok when
+-spec setPalette(This, Palette) -> 'ok' when
 	This::wxDC(), Palette::wxPalette:wxPalette().
 setPalette(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PaletteT,ref=PaletteRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -890,7 +890,7 @@ setPalette(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PaletteT,ref=PaletteRef}
   <<ThisRef:32/?UI,PaletteRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetpen">external documentation</a>.
--spec setPen(This, Pen) -> ok when
+-spec setPen(This, Pen) -> 'ok' when
 	This::wxDC(), Pen::wxPen:wxPen().
 setPen(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PenT,ref=PenRef}) ->
   ?CLASS(ThisT,wxDC),
@@ -899,7 +899,7 @@ setPen(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PenT,ref=PenRef}) ->
   <<ThisRef:32/?UI,PenRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsettextbackground">external documentation</a>.
--spec setTextBackground(This, Colour) -> ok when
+-spec setTextBackground(This, Colour) -> 'ok' when
 	This::wxDC(), Colour::wx:wx_colour().
 setTextBackground(#wx_ref{type=ThisT,ref=ThisRef},Colour)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
@@ -908,7 +908,7 @@ setTextBackground(#wx_ref{type=ThisT,ref=ThisRef},Colour)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsettextforeground">external documentation</a>.
--spec setTextForeground(This, Colour) -> ok when
+-spec setTextForeground(This, Colour) -> 'ok' when
 	This::wxDC(), Colour::wx:wx_colour().
 setTextForeground(#wx_ref{type=ThisT,ref=ThisRef},Colour)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
@@ -917,7 +917,7 @@ setTextForeground(#wx_ref{type=ThisT,ref=ThisRef},Colour)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcsetuserscale">external documentation</a>.
--spec setUserScale(This, X, Y) -> ok when
+-spec setUserScale(This, X, Y) -> 'ok' when
 	This::wxDC(), X::number(), Y::number().
 setUserScale(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_number(X),is_number(Y) ->
@@ -936,7 +936,7 @@ startDoc(#wx_ref{type=ThisT,ref=ThisRef},Message)
   <<ThisRef:32/?UI,(byte_size(Message_UC)):32/?UI,(Message_UC)/binary, 0:(((8- ((0+byte_size(Message_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdc.html#wxdcstartpage">external documentation</a>.
--spec startPage(This) -> ok when
+-spec startPage(This) -> 'ok' when
 	This::wxDC().
 startPage(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxDC),
diff --git a/lib/wx/src/gen/wxDCOverlay.erl b/lib/wx/src/gen/wxDCOverlay.erl
index f98e310ba6..6eb0be1d64 100644
--- a/lib/wx/src/gen/wxDCOverlay.erl
+++ b/lib/wx/src/gen/wxDCOverlay.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2008-2015. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2016. All Rights Reserved.
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -55,7 +55,7 @@ new(#wx_ref{type=OverlayT,ref=OverlayRef},#wx_ref{type=DcT,ref=DcRef},X,Y,Width,
   <<OverlayRef:32/?UI,DcRef:32/?UI,X:32/?UI,Y:32/?UI,Width:32/?UI,Height:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdcoverlay.html#wxdcoverlayclear">external documentation</a>.
--spec clear(This) -> ok when
+-spec clear(This) -> 'ok' when
 	This::wxDCOverlay().
 clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxDCOverlay),
@@ -63,7 +63,7 @@ clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxDCOverlay()) -> ok.
+-spec destroy(This::wxDCOverlay()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxDCOverlay),
   wxe_util:destroy(?wxDCOverlay_destruct,Obj),
diff --git a/lib/wx/src/gen/wxDatePickerCtrl.erl b/lib/wx/src/gen/wxDatePickerCtrl.erl
index 057f91d4e8..1b306a498a 100644
--- a/lib/wx/src/gen/wxDatePickerCtrl.erl
+++ b/lib/wx/src/gen/wxDatePickerCtrl.erl
@@ -102,11 +102,11 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdatepickerctrl.html#wxdatepickerctrlwxdatepickerctrl">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxDatePickerCtrl() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {date, wx:wx_datetime()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'date', wx:wx_datetime()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -138,7 +138,7 @@ getValue(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdatepickerctrl.html#wxdatepickerctrlsetrange">external documentation</a>.
--spec setRange(This, Dt1, Dt2) -> ok when
+-spec setRange(This, Dt1, Dt2) -> 'ok' when
 	This::wxDatePickerCtrl(), Dt1::wx:wx_datetime(), Dt2::wx:wx_datetime().
 setRange(#wx_ref{type=ThisT,ref=ThisRef},Dt1,Dt2)
  when tuple_size(Dt1) =:= 2,tuple_size(Dt2) =:= 2 ->
@@ -147,7 +147,7 @@ setRange(#wx_ref{type=ThisT,ref=ThisRef},Dt1,Dt2)
   <<ThisRef:32/?UI,(wxe_util:datetime_bin(Dt1)):24/binary,(wxe_util:datetime_bin(Dt2)):24/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdatepickerctrl.html#wxdatepickerctrlsetvalue">external documentation</a>.
--spec setValue(This, Date) -> ok when
+-spec setValue(This, Date) -> 'ok' when
 	This::wxDatePickerCtrl(), Date::wx:wx_datetime().
 setValue(#wx_ref{type=ThisT,ref=ThisRef},Date)
  when tuple_size(Date) =:= 2 ->
@@ -156,7 +156,7 @@ setValue(#wx_ref{type=ThisT,ref=ThisRef},Date)
   <<ThisRef:32/?UI,(wxe_util:datetime_bin(Date)):24/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxDatePickerCtrl()) -> ok.
+-spec destroy(This::wxDatePickerCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxDatePickerCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxDialog.erl b/lib/wx/src/gen/wxDialog.erl
index c3f4828c68..9f98644828 100644
--- a/lib/wx/src/gen/wxDialog.erl
+++ b/lib/wx/src/gen/wxDialog.erl
@@ -103,9 +103,9 @@ new(Parent,Id,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdialog.html#wxdialogwxdialog">external documentation</a>.
 -spec new(Parent, Id, Title, [Option]) -> wxDialog() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Title::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
  when is_integer(Id),is_list(Title),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -129,9 +129,9 @@ create(This,Parent,Id,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdialog.html#wxdialogcreate">external documentation</a>.
 -spec create(This, Parent, Id, Title, [Option]) -> boolean() when
 	This::wxDialog(), Parent::wxWindow:wxWindow(), Id::integer(), Title::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
  when is_integer(Id),is_list(Title),is_list(Options) ->
   ?CLASS(ThisT,wxDialog),
@@ -164,7 +164,7 @@ createStdDialogButtonSizer(#wx_ref{type=ThisT,ref=ThisRef},Flags)
   <<ThisRef:32/?UI,Flags:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdialog.html#wxdialogendmodal">external documentation</a>.
--spec endModal(This, RetCode) -> ok when
+-spec endModal(This, RetCode) -> 'ok' when
 	This::wxDialog(), RetCode::integer().
 endModal(#wx_ref{type=ThisT,ref=ThisRef},RetCode)
  when is_integer(RetCode) ->
@@ -197,7 +197,7 @@ isModal(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdialog.html#wxdialogsetaffirmativeid">external documentation</a>.
--spec setAffirmativeId(This, AffirmativeId) -> ok when
+-spec setAffirmativeId(This, AffirmativeId) -> 'ok' when
 	This::wxDialog(), AffirmativeId::integer().
 setAffirmativeId(#wx_ref{type=ThisT,ref=ThisRef},AffirmativeId)
  when is_integer(AffirmativeId) ->
@@ -206,7 +206,7 @@ setAffirmativeId(#wx_ref{type=ThisT,ref=ThisRef},AffirmativeId)
   <<ThisRef:32/?UI,AffirmativeId:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdialog.html#wxdialogsetreturncode">external documentation</a>.
--spec setReturnCode(This, ReturnCode) -> ok when
+-spec setReturnCode(This, ReturnCode) -> 'ok' when
 	This::wxDialog(), ReturnCode::integer().
 setReturnCode(#wx_ref{type=ThisT,ref=ThisRef},ReturnCode)
  when is_integer(ReturnCode) ->
@@ -225,7 +225,7 @@ show(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdialog.html#wxdialogshow">external documentation</a>.
 -spec show(This, [Option]) -> boolean() when
 	This::wxDialog(),
-	Option :: {show, boolean()}.
+	Option :: {'show', boolean()}.
 show(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxDialog),
@@ -244,7 +244,7 @@ showModal(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxDialog()) -> ok.
+-spec destroy(This::wxDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxDirDialog.erl b/lib/wx/src/gen/wxDirDialog.erl
index aa7a419bcd..1b6b9dba71 100644
--- a/lib/wx/src/gen/wxDirDialog.erl
+++ b/lib/wx/src/gen/wxDirDialog.erl
@@ -99,11 +99,11 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdirdialog.html#wxdirdialogwxdirdialog">external documentation</a>.
 -spec new(Parent, [Option]) -> wxDirDialog() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {title, unicode:chardata()}
-		 | {defaultPath, unicode:chardata()}
-		 | {style, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {sz, {W::integer(), H::integer()}}.
+	Option :: {'title', unicode:chardata()}
+		 | {'defaultPath', unicode:chardata()}
+		 | {'style', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'sz', {W::integer(), H::integer()}}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -134,7 +134,7 @@ getMessage(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdirdialog.html#wxdirdialogsetmessage">external documentation</a>.
--spec setMessage(This, Message) -> ok when
+-spec setMessage(This, Message) -> 'ok' when
 	This::wxDirDialog(), Message::unicode:chardata().
 setMessage(#wx_ref{type=ThisT,ref=ThisRef},Message)
  when is_list(Message) ->
@@ -144,7 +144,7 @@ setMessage(#wx_ref{type=ThisT,ref=ThisRef},Message)
   <<ThisRef:32/?UI,(byte_size(Message_UC)):32/?UI,(Message_UC)/binary, 0:(((8- ((0+byte_size(Message_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdirdialog.html#wxdirdialogsetpath">external documentation</a>.
--spec setPath(This, Path) -> ok when
+-spec setPath(This, Path) -> 'ok' when
 	This::wxDirDialog(), Path::unicode:chardata().
 setPath(#wx_ref{type=ThisT,ref=ThisRef},Path)
  when is_list(Path) ->
@@ -154,7 +154,7 @@ setPath(#wx_ref{type=ThisT,ref=ThisRef},Path)
   <<ThisRef:32/?UI,(byte_size(Path_UC)):32/?UI,(Path_UC)/binary, 0:(((8- ((0+byte_size(Path_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxDirDialog()) -> ok.
+-spec destroy(This::wxDirDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxDirDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxDirPickerCtrl.erl b/lib/wx/src/gen/wxDirPickerCtrl.erl
index fea7ee71a1..3bedeb7f54 100644
--- a/lib/wx/src/gen/wxDirPickerCtrl.erl
+++ b/lib/wx/src/gen/wxDirPickerCtrl.erl
@@ -102,12 +102,12 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdirpickerctrl.html#wxdirpickerctrlwxdirpickerctrl">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxDirPickerCtrl() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {path, unicode:chardata()}
-		 | {message, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'path', unicode:chardata()}
+		 | {'message', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -133,12 +133,12 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdirpickerctrl.html#wxdirpickerctrlcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxDirPickerCtrl(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {path, unicode:chardata()}
-		 | {message, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'path', unicode:chardata()}
+		 | {'message', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxDirPickerCtrl),
@@ -163,7 +163,7 @@ getPath(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxdirpickerctrl.html#wxdirpickerctrlsetpath">external documentation</a>.
--spec setPath(This, Str) -> ok when
+-spec setPath(This, Str) -> 'ok' when
 	This::wxDirPickerCtrl(), Str::unicode:chardata().
 setPath(#wx_ref{type=ThisT,ref=ThisRef},Str)
  when is_list(Str) ->
@@ -173,7 +173,7 @@ setPath(#wx_ref{type=ThisT,ref=ThisRef},Str)
   <<ThisRef:32/?UI,(byte_size(Str_UC)):32/?UI,(Str_UC)/binary, 0:(((8- ((0+byte_size(Str_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxDirPickerCtrl()) -> ok.
+-spec destroy(This::wxDirPickerCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxDirPickerCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxEvent.erl b/lib/wx/src/gen/wxEvent.erl
index b896c938c2..677badd364 100644
--- a/lib/wx/src/gen/wxEvent.erl
+++ b/lib/wx/src/gen/wxEvent.erl
@@ -69,7 +69,7 @@ isCommandEvent(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxevent.html#wxeventresumepropagation">external documentation</a>.
--spec resumePropagation(This, PropagationLevel) -> ok when
+-spec resumePropagation(This, PropagationLevel) -> 'ok' when
 	This::wxEvent(), PropagationLevel::integer().
 resumePropagation(#wx_ref{type=ThisT,ref=ThisRef},PropagationLevel)
  when is_integer(PropagationLevel) ->
@@ -86,7 +86,7 @@ shouldPropagate(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv skip(This, [])
--spec skip(This) -> ok when
+-spec skip(This) -> 'ok' when
 	This::wxEvent().
 
 skip(This)
@@ -94,9 +94,9 @@ skip(This)
   skip(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxevent.html#wxeventskip">external documentation</a>.
--spec skip(This, [Option]) -> ok when
+-spec skip(This, [Option]) -> 'ok' when
 	This::wxEvent(),
-	Option :: {skip, boolean()}.
+	Option :: {'skip', boolean()}.
 skip(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxEvent),
diff --git a/lib/wx/src/gen/wxEvtHandler.erl b/lib/wx/src/gen/wxEvtHandler.erl
index d330075101..8d56ad952c 100644
--- a/lib/wx/src/gen/wxEvtHandler.erl
+++ b/lib/wx/src/gen/wxEvtHandler.erl
@@ -53,7 +53,7 @@
 -type wxEvtHandler() :: wx:wx_object().
 
 %% @doc Equivalent to {@link connect/3. connect(This, EventType, [])}
--spec connect(This::wxEvtHandler(), EventType::wxEventType()) -> ok.
+-spec connect(This::wxEvtHandler(), EventType::wxEventType()) -> 'ok'.
 connect(This, EventType) ->
     connect(This, EventType, []).
 
@@ -75,9 +75,9 @@ connect(This, EventType) ->
 %%                          to process the event. Default not specfied i.e. a message will
 %%                          be delivered to the process calling this function.
 %%    {userData, term()}    An erlang term that will be sent with the event. Default: [].
--spec connect(This::wxEvtHandler(), EventType::wxEventType(), [Option]) -> ok when
-      Option :: {id, integer()} | {lastId, integer()} | {skip, boolean()} |
-		callback | {callback, function()} | {userData, term()}.
+-spec connect(This::wxEvtHandler(), EventType::wxEventType(), [Option]) -> 'ok' when
+      Option :: {'id', integer()} | {'lastId', integer()} | {'skip', boolean()} |
+		'callback' | {'callback', function()} | {'userData', term()}.
 connect(This=#wx_ref{type=ThisT}, EventType, Options) ->
     EvH = parse_opts(Options, #evh{et=EventType}),
     ?CLASS(ThisT,wxEvtHandler),
@@ -135,7 +135,7 @@ disconnect(This=#wx_ref{type=ThisT,ref=_ThisRef}, EventType) when is_atom(EventT
 %% EventType may be the atom 'null' to match any eventtype.
 %% Notice that the options skip and userdata is not used to match the eventhandler.
 -spec disconnect(This::wxEvtHandler(), EventType::wxEventType(), [Option]) -> boolean() when
-      Option :: {id, integer()} | {lastId, integer()} | {callback, function()}.
+      Option :: {'id', integer()} | {'lastId', integer()} | {'callback', function()}.
 disconnect(This=#wx_ref{type=ThisT,ref=_ThisRef}, EventType, Opts) ->
     ?CLASS(ThisT,wxEvtHandler),
     EvH = parse_opts(Opts, #evh{et=EventType}),
diff --git a/lib/wx/src/gen/wxFileDataObject.erl b/lib/wx/src/gen/wxFileDataObject.erl
index 15f7d149e1..06d8ceb9cd 100644
--- a/lib/wx/src/gen/wxFileDataObject.erl
+++ b/lib/wx/src/gen/wxFileDataObject.erl
@@ -46,7 +46,7 @@ new() ->
   <<>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfiledataobject.html#wxfiledataobjectaddfile">external documentation</a>.
--spec addFile(This, Filename) -> ok when
+-spec addFile(This, Filename) -> 'ok' when
 	This::wxFileDataObject(), Filename::unicode:chardata().
 addFile(#wx_ref{type=ThisT,ref=ThisRef},Filename)
  when is_list(Filename) ->
@@ -64,7 +64,7 @@ getFilenames(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxFileDataObject()) -> ok.
+-spec destroy(This::wxFileDataObject()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxFileDataObject),
   wxe_util:destroy(?wxFileDataObject_destroy,Obj),
diff --git a/lib/wx/src/gen/wxFileDialog.erl b/lib/wx/src/gen/wxFileDialog.erl
index 36ee6463ae..070fce3a39 100644
--- a/lib/wx/src/gen/wxFileDialog.erl
+++ b/lib/wx/src/gen/wxFileDialog.erl
@@ -101,13 +101,13 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfiledialog.html#wxfiledialogwxfiledialog">external documentation</a>.
 -spec new(Parent, [Option]) -> wxFileDialog() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {message, unicode:chardata()}
-		 | {defaultDir, unicode:chardata()}
-		 | {defaultFile, unicode:chardata()}
-		 | {wildCard, unicode:chardata()}
-		 | {style, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {sz, {W::integer(), H::integer()}}.
+	Option :: {'message', unicode:chardata()}
+		 | {'defaultDir', unicode:chardata()}
+		 | {'defaultFile', unicode:chardata()}
+		 | {'wildCard', unicode:chardata()}
+		 | {'style', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'sz', {W::integer(), H::integer()}}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -188,7 +188,7 @@ getWildcard(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfiledialog.html#wxfiledialogsetdirectory">external documentation</a>.
--spec setDirectory(This, Dir) -> ok when
+-spec setDirectory(This, Dir) -> 'ok' when
 	This::wxFileDialog(), Dir::unicode:chardata().
 setDirectory(#wx_ref{type=ThisT,ref=ThisRef},Dir)
  when is_list(Dir) ->
@@ -198,7 +198,7 @@ setDirectory(#wx_ref{type=ThisT,ref=ThisRef},Dir)
   <<ThisRef:32/?UI,(byte_size(Dir_UC)):32/?UI,(Dir_UC)/binary, 0:(((8- ((0+byte_size(Dir_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfiledialog.html#wxfiledialogsetfilename">external documentation</a>.
--spec setFilename(This, Name) -> ok when
+-spec setFilename(This, Name) -> 'ok' when
 	This::wxFileDialog(), Name::unicode:chardata().
 setFilename(#wx_ref{type=ThisT,ref=ThisRef},Name)
  when is_list(Name) ->
@@ -208,7 +208,7 @@ setFilename(#wx_ref{type=ThisT,ref=ThisRef},Name)
   <<ThisRef:32/?UI,(byte_size(Name_UC)):32/?UI,(Name_UC)/binary, 0:(((8- ((0+byte_size(Name_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfiledialog.html#wxfiledialogsetfilterindex">external documentation</a>.
--spec setFilterIndex(This, FilterIndex) -> ok when
+-spec setFilterIndex(This, FilterIndex) -> 'ok' when
 	This::wxFileDialog(), FilterIndex::integer().
 setFilterIndex(#wx_ref{type=ThisT,ref=ThisRef},FilterIndex)
  when is_integer(FilterIndex) ->
@@ -217,7 +217,7 @@ setFilterIndex(#wx_ref{type=ThisT,ref=ThisRef},FilterIndex)
   <<ThisRef:32/?UI,FilterIndex:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfiledialog.html#wxfiledialogsetmessage">external documentation</a>.
--spec setMessage(This, Message) -> ok when
+-spec setMessage(This, Message) -> 'ok' when
 	This::wxFileDialog(), Message::unicode:chardata().
 setMessage(#wx_ref{type=ThisT,ref=ThisRef},Message)
  when is_list(Message) ->
@@ -227,7 +227,7 @@ setMessage(#wx_ref{type=ThisT,ref=ThisRef},Message)
   <<ThisRef:32/?UI,(byte_size(Message_UC)):32/?UI,(Message_UC)/binary, 0:(((8- ((0+byte_size(Message_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfiledialog.html#wxfiledialogsetpath">external documentation</a>.
--spec setPath(This, Path) -> ok when
+-spec setPath(This, Path) -> 'ok' when
 	This::wxFileDialog(), Path::unicode:chardata().
 setPath(#wx_ref{type=ThisT,ref=ThisRef},Path)
  when is_list(Path) ->
@@ -237,7 +237,7 @@ setPath(#wx_ref{type=ThisT,ref=ThisRef},Path)
   <<ThisRef:32/?UI,(byte_size(Path_UC)):32/?UI,(Path_UC)/binary, 0:(((8- ((0+byte_size(Path_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfiledialog.html#wxfiledialogsetwildcard">external documentation</a>.
--spec setWildcard(This, WildCard) -> ok when
+-spec setWildcard(This, WildCard) -> 'ok' when
 	This::wxFileDialog(), WildCard::unicode:chardata().
 setWildcard(#wx_ref{type=ThisT,ref=ThisRef},WildCard)
  when is_list(WildCard) ->
@@ -247,7 +247,7 @@ setWildcard(#wx_ref{type=ThisT,ref=ThisRef},WildCard)
   <<ThisRef:32/?UI,(byte_size(WildCard_UC)):32/?UI,(WildCard_UC)/binary, 0:(((8- ((0+byte_size(WildCard_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxFileDialog()) -> ok.
+-spec destroy(This::wxFileDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxFileDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxFilePickerCtrl.erl b/lib/wx/src/gen/wxFilePickerCtrl.erl
index 2b57a5927b..396403dc22 100644
--- a/lib/wx/src/gen/wxFilePickerCtrl.erl
+++ b/lib/wx/src/gen/wxFilePickerCtrl.erl
@@ -102,13 +102,13 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfilepickerctrl.html#wxfilepickerctrlwxfilepickerctrl">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxFilePickerCtrl() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {path, unicode:chardata()}
-		 | {message, unicode:chardata()}
-		 | {wildcard, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'path', unicode:chardata()}
+		 | {'message', unicode:chardata()}
+		 | {'wildcard', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -135,13 +135,13 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfilepickerctrl.html#wxfilepickerctrlcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxFilePickerCtrl(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {path, unicode:chardata()}
-		 | {message, unicode:chardata()}
-		 | {wildcard, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'path', unicode:chardata()}
+		 | {'message', unicode:chardata()}
+		 | {'wildcard', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxFilePickerCtrl),
@@ -167,7 +167,7 @@ getPath(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfilepickerctrl.html#wxfilepickerctrlsetpath">external documentation</a>.
--spec setPath(This, Str) -> ok when
+-spec setPath(This, Str) -> 'ok' when
 	This::wxFilePickerCtrl(), Str::unicode:chardata().
 setPath(#wx_ref{type=ThisT,ref=ThisRef},Str)
  when is_list(Str) ->
@@ -177,7 +177,7 @@ setPath(#wx_ref{type=ThisT,ref=ThisRef},Str)
   <<ThisRef:32/?UI,(byte_size(Str_UC)):32/?UI,(Str_UC)/binary, 0:(((8- ((0+byte_size(Str_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxFilePickerCtrl()) -> ok.
+-spec destroy(This::wxFilePickerCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxFilePickerCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxFindReplaceData.erl b/lib/wx/src/gen/wxFindReplaceData.erl
index 851ad2d76f..9b4b910f7e 100644
--- a/lib/wx/src/gen/wxFindReplaceData.erl
+++ b/lib/wx/src/gen/wxFindReplaceData.erl
@@ -75,7 +75,7 @@ getFlags(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfindreplacedata.html#wxfindreplacedatasetflags">external documentation</a>.
--spec setFlags(This, Flags) -> ok when
+-spec setFlags(This, Flags) -> 'ok' when
 	This::wxFindReplaceData(), Flags::integer().
 setFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
  when is_integer(Flags) ->
@@ -84,7 +84,7 @@ setFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
   <<ThisRef:32/?UI,Flags:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfindreplacedata.html#wxfindreplacedatasetfindstring">external documentation</a>.
--spec setFindString(This, Str) -> ok when
+-spec setFindString(This, Str) -> 'ok' when
 	This::wxFindReplaceData(), Str::unicode:chardata().
 setFindString(#wx_ref{type=ThisT,ref=ThisRef},Str)
  when is_list(Str) ->
@@ -94,7 +94,7 @@ setFindString(#wx_ref{type=ThisT,ref=ThisRef},Str)
   <<ThisRef:32/?UI,(byte_size(Str_UC)):32/?UI,(Str_UC)/binary, 0:(((8- ((0+byte_size(Str_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfindreplacedata.html#wxfindreplacedatasetreplacestring">external documentation</a>.
--spec setReplaceString(This, Str) -> ok when
+-spec setReplaceString(This, Str) -> 'ok' when
 	This::wxFindReplaceData(), Str::unicode:chardata().
 setReplaceString(#wx_ref{type=ThisT,ref=ThisRef},Str)
  when is_list(Str) ->
@@ -104,7 +104,7 @@ setReplaceString(#wx_ref{type=ThisT,ref=ThisRef},Str)
   <<ThisRef:32/?UI,(byte_size(Str_UC)):32/?UI,(Str_UC)/binary, 0:(((8- ((0+byte_size(Str_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxFindReplaceData()) -> ok.
+-spec destroy(This::wxFindReplaceData()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxFindReplaceData),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxFindReplaceDialog.erl b/lib/wx/src/gen/wxFindReplaceDialog.erl
index d265e232b3..a34fc329ae 100644
--- a/lib/wx/src/gen/wxFindReplaceDialog.erl
+++ b/lib/wx/src/gen/wxFindReplaceDialog.erl
@@ -105,7 +105,7 @@ new(Parent,Data,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfindreplacedialog.html#wxfindreplacedialogwxfindreplacedialog">external documentation</a>.
 -spec new(Parent, Data, Title, [Option]) -> wxFindReplaceDialog() when
 	Parent::wxWindow:wxWindow(), Data::wxFindReplaceData:wxFindReplaceData(), Title::unicode:chardata(),
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},#wx_ref{type=DataT,ref=DataRef},Title, Options)
  when is_list(Title),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -128,7 +128,7 @@ create(This,Parent,Data,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfindreplacedialog.html#wxfindreplacedialogcreate">external documentation</a>.
 -spec create(This, Parent, Data, Title, [Option]) -> boolean() when
 	This::wxFindReplaceDialog(), Parent::wxWindow:wxWindow(), Data::wxFindReplaceData:wxFindReplaceData(), Title::unicode:chardata(),
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},#wx_ref{type=DataT,ref=DataRef},Title, Options)
  when is_list(Title),is_list(Options) ->
   ?CLASS(ThisT,wxFindReplaceDialog),
@@ -150,7 +150,7 @@ getData(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxFindReplaceDialog()) -> ok.
+-spec destroy(This::wxFindReplaceDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxFindReplaceDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxFlexGridSizer.erl b/lib/wx/src/gen/wxFlexGridSizer.erl
index 84a9b619ac..80ef8f6b24 100644
--- a/lib/wx/src/gen/wxFlexGridSizer.erl
+++ b/lib/wx/src/gen/wxFlexGridSizer.erl
@@ -64,8 +64,8 @@ new(Cols)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxflexgridsizer.html#wxflexgridsizerwxflexgridsizer">external documentation</a>.
 -spec new(Cols, [Option]) -> wxFlexGridSizer() when
 	Cols::integer(),
-	Option :: {vgap, integer()}
-		 | {hgap, integer()}.
+	Option :: {'vgap', integer()}
+		 | {'hgap', integer()}.
 new(Cols, Options)
  when is_integer(Cols),is_list(Options) ->
   MOpts = fun({vgap, Vgap}, Acc) -> [<<1:32/?UI,Vgap:32/?UI>>|Acc];
@@ -84,7 +84,7 @@ new(Rows,Cols,Vgap,Hgap)
   <<Rows:32/?UI,Cols:32/?UI,Vgap:32/?UI,Hgap:32/?UI>>).
 
 %% @equiv addGrowableCol(This,Idx, [])
--spec addGrowableCol(This, Idx) -> ok when
+-spec addGrowableCol(This, Idx) -> 'ok' when
 	This::wxFlexGridSizer(), Idx::integer().
 
 addGrowableCol(This,Idx)
@@ -92,9 +92,9 @@ addGrowableCol(This,Idx)
   addGrowableCol(This,Idx, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxflexgridsizer.html#wxflexgridsizeraddgrowablecol">external documentation</a>.
--spec addGrowableCol(This, Idx, [Option]) -> ok when
+-spec addGrowableCol(This, Idx, [Option]) -> 'ok' when
 	This::wxFlexGridSizer(), Idx::integer(),
-	Option :: {proportion, integer()}.
+	Option :: {'proportion', integer()}.
 addGrowableCol(#wx_ref{type=ThisT,ref=ThisRef},Idx, Options)
  when is_integer(Idx),is_list(Options) ->
   ?CLASS(ThisT,wxFlexGridSizer),
@@ -105,7 +105,7 @@ addGrowableCol(#wx_ref{type=ThisT,ref=ThisRef},Idx, Options)
   <<ThisRef:32/?UI,Idx:32/?UI, BinOpt/binary>>).
 
 %% @equiv addGrowableRow(This,Idx, [])
--spec addGrowableRow(This, Idx) -> ok when
+-spec addGrowableRow(This, Idx) -> 'ok' when
 	This::wxFlexGridSizer(), Idx::integer().
 
 addGrowableRow(This,Idx)
@@ -113,9 +113,9 @@ addGrowableRow(This,Idx)
   addGrowableRow(This,Idx, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxflexgridsizer.html#wxflexgridsizeraddgrowablerow">external documentation</a>.
--spec addGrowableRow(This, Idx, [Option]) -> ok when
+-spec addGrowableRow(This, Idx, [Option]) -> 'ok' when
 	This::wxFlexGridSizer(), Idx::integer(),
-	Option :: {proportion, integer()}.
+	Option :: {'proportion', integer()}.
 addGrowableRow(#wx_ref{type=ThisT,ref=ThisRef},Idx, Options)
  when is_integer(Idx),is_list(Options) ->
   ?CLASS(ThisT,wxFlexGridSizer),
@@ -143,7 +143,7 @@ getNonFlexibleGrowMode(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxflexgridsizer.html#wxflexgridsizerremovegrowablecol">external documentation</a>.
--spec removeGrowableCol(This, Idx) -> ok when
+-spec removeGrowableCol(This, Idx) -> 'ok' when
 	This::wxFlexGridSizer(), Idx::integer().
 removeGrowableCol(#wx_ref{type=ThisT,ref=ThisRef},Idx)
  when is_integer(Idx) ->
@@ -152,7 +152,7 @@ removeGrowableCol(#wx_ref{type=ThisT,ref=ThisRef},Idx)
   <<ThisRef:32/?UI,Idx:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxflexgridsizer.html#wxflexgridsizerremovegrowablerow">external documentation</a>.
--spec removeGrowableRow(This, Idx) -> ok when
+-spec removeGrowableRow(This, Idx) -> 'ok' when
 	This::wxFlexGridSizer(), Idx::integer().
 removeGrowableRow(#wx_ref{type=ThisT,ref=ThisRef},Idx)
  when is_integer(Idx) ->
@@ -161,7 +161,7 @@ removeGrowableRow(#wx_ref{type=ThisT,ref=ThisRef},Idx)
   <<ThisRef:32/?UI,Idx:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxflexgridsizer.html#wxflexgridsizersetflexibledirection">external documentation</a>.
--spec setFlexibleDirection(This, Direction) -> ok when
+-spec setFlexibleDirection(This, Direction) -> 'ok' when
 	This::wxFlexGridSizer(), Direction::integer().
 setFlexibleDirection(#wx_ref{type=ThisT,ref=ThisRef},Direction)
  when is_integer(Direction) ->
@@ -171,7 +171,7 @@ setFlexibleDirection(#wx_ref{type=ThisT,ref=ThisRef},Direction)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxflexgridsizer.html#wxflexgridsizersetnonflexiblegrowmode">external documentation</a>.
 %%<br /> Mode = ?wxFLEX_GROWMODE_NONE | ?wxFLEX_GROWMODE_SPECIFIED | ?wxFLEX_GROWMODE_ALL
--spec setNonFlexibleGrowMode(This, Mode) -> ok when
+-spec setNonFlexibleGrowMode(This, Mode) -> 'ok' when
 	This::wxFlexGridSizer(), Mode::wx:wx_enum().
 setNonFlexibleGrowMode(#wx_ref{type=ThisT,ref=ThisRef},Mode)
  when is_integer(Mode) ->
@@ -180,7 +180,7 @@ setNonFlexibleGrowMode(#wx_ref{type=ThisT,ref=ThisRef},Mode)
   <<ThisRef:32/?UI,Mode:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxFlexGridSizer()) -> ok.
+-spec destroy(This::wxFlexGridSizer()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxFlexGridSizer),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxFont.erl b/lib/wx/src/gen/wxFont.erl
index 9b98f8b06e..56e6e96b6d 100644
--- a/lib/wx/src/gen/wxFont.erl
+++ b/lib/wx/src/gen/wxFont.erl
@@ -68,9 +68,9 @@ new(Size,Family,Style,Weight)
 %%<br /> Style = ?wxFONTSTYLE_NORMAL | ?wxFONTSTYLE_ITALIC | ?wxFONTSTYLE_SLANT | ?wxFONTSTYLE_MAX
 -spec new(Size, Family, Style, Weight, [Option]) -> wxFont() when
 	Size::integer(), Family::wx:wx_enum(), Style::wx:wx_enum(), Weight::integer(),
-	Option :: {underlined, boolean()}
-		 | {face, unicode:chardata()}
-		 | {encoding, wx:wx_enum()}.
+	Option :: {'underlined', boolean()}
+		 | {'face', unicode:chardata()}
+		 | {'encoding', wx:wx_enum()}.
 new(Size,Family,Style,Weight, Options)
  when is_integer(Size),is_integer(Family),is_integer(Style),is_integer(Weight),is_list(Options) ->
   MOpts = fun({underlined, Underlined}, Acc) -> [<<1:32/?UI,(wxe_util:from_bool(Underlined)):32/?UI>>|Acc];
@@ -172,7 +172,7 @@ ok(#wx_ref{type=ThisT,ref=ThisRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfont.html#wxfontsetdefaultencoding">external documentation</a>.
 %%<br /> Encoding = ?wxFONTENCODING_SYSTEM | ?wxFONTENCODING_DEFAULT | ?wxFONTENCODING_ISO8859_1 | ?wxFONTENCODING_ISO8859_2 | ?wxFONTENCODING_ISO8859_3 | ?wxFONTENCODING_ISO8859_4 | ?wxFONTENCODING_ISO8859_5 | ?wxFONTENCODING_ISO8859_6 | ?wxFONTENCODING_ISO8859_7 | ?wxFONTENCODING_ISO8859_8 | ?wxFONTENCODING_ISO8859_9 | ?wxFONTENCODING_ISO8859_10 | ?wxFONTENCODING_ISO8859_11 | ?wxFONTENCODING_ISO8859_12 | ?wxFONTENCODING_ISO8859_13 | ?wxFONTENCODING_ISO8859_14 | ?wxFONTENCODING_ISO8859_15 | ?wxFONTENCODING_ISO8859_MAX | ?wxFONTENCODING_KOI8 | ?wxFONTENCODING_KOI8_U | ?wxFONTENCODING_ALTERNATIVE | ?wxFONTENCODING_BULGARIAN | ?wxFONTENCODING_CP437 | ?wxFONTENCODING_CP850 | ?wxFONTENCODING_CP852 | ?wxFONTENCODING_CP855 | ?wxFONTENCODING_CP866 | ?wxFONTENCODING_CP874 | ?wxFONTENCODING_CP932 | ?wxFONTENCODING_CP936 | ?wxFONTENCODING_CP949 | ?wxFONTENCODING_CP950 | ?wxFONTENCODING_CP1250 | ?wxFONTENCODING_CP1251 | ?wxFONTENCODING_CP1252 | ?wxFONTENCODING_CP1253 | ?wxFONTENCODING_CP1254 | ?wxFONTENCODING_CP1255 | ?wxFONTENCODING_CP1256 | ?wxFONTENCODING_CP1257 | ?wxFONTENCODING_CP12_MAX | ?wxFONTENCODING_UTF7 | ?wxFONTENCODING_UTF8 | ?wxFONTENCODING_EUC_JP | ?wxFONTENCODING_UTF16BE | ?wxFONTENCODING_UTF16LE | ?wxFONTENCODING_UTF32BE | ?wxFONTENCODING_UTF32LE | ?wxFONTENCODING_MACROMAN | ?wxFONTENCODING_MACJAPANESE | ?wxFONTENCODING_MACCHINESETRAD | ?wxFONTENCODING_MACKOREAN | ?wxFONTENCODING_MACARABIC | ?wxFONTENCODING_MACHEBREW | ?wxFONTENCODING_MACGREEK | ?wxFONTENCODING_MACCYRILLIC | ?wxFONTENCODING_MACDEVANAGARI | ?wxFONTENCODING_MACGURMUKHI | ?wxFONTENCODING_MACGUJARATI | ?wxFONTENCODING_MACORIYA | ?wxFONTENCODING_MACBENGALI | ?wxFONTENCODING_MACTAMIL | ?wxFONTENCODING_MACTELUGU | ?wxFONTENCODING_MACKANNADA | ?wxFONTENCODING_MACMALAJALAM | ?wxFONTENCODING_MACSINHALESE | ?wxFONTENCODING_MACBURMESE | ?wxFONTENCODING_MACKHMER | ?wxFONTENCODING_MACTHAI | ?wxFONTENCODING_MACLAOTIAN | ?wxFONTENCODING_MACGEORGIAN | ?wxFONTENCODING_MACARMENIAN | ?wxFONTENCODING_MACCHINESESIMP | ?wxFONTENCODING_MACTIBETAN | ?wxFONTENCODING_MACMONGOLIAN | ?wxFONTENCODING_MACETHIOPIC | ?wxFONTENCODING_MACCENTRALEUR | ?wxFONTENCODING_MACVIATNAMESE | ?wxFONTENCODING_MACARABICEXT | ?wxFONTENCODING_MACSYMBOL | ?wxFONTENCODING_MACDINGBATS | ?wxFONTENCODING_MACTURKISH | ?wxFONTENCODING_MACCROATIAN | ?wxFONTENCODING_MACICELANDIC | ?wxFONTENCODING_MACROMANIAN | ?wxFONTENCODING_MACCELTIC | ?wxFONTENCODING_MACGAELIC | ?wxFONTENCODING_MACKEYBOARD | ?wxFONTENCODING_MAX | ?wxFONTENCODING_MACMIN | ?wxFONTENCODING_MACMAX | ?wxFONTENCODING_UTF16 | ?wxFONTENCODING_UTF32 | ?wxFONTENCODING_UNICODE | ?wxFONTENCODING_GB2312 | ?wxFONTENCODING_BIG5 | ?wxFONTENCODING_SHIFT_JIS
--spec setDefaultEncoding(Encoding) -> ok when
+-spec setDefaultEncoding(Encoding) -> 'ok' when
 	Encoding::wx:wx_enum().
 setDefaultEncoding(Encoding)
  when is_integer(Encoding) ->
@@ -191,7 +191,7 @@ setFaceName(#wx_ref{type=ThisT,ref=ThisRef},FaceName)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfont.html#wxfontsetfamily">external documentation</a>.
 %%<br /> Family = ?wxFONTFAMILY_DEFAULT | ?wxFONTFAMILY_DECORATIVE | ?wxFONTFAMILY_ROMAN | ?wxFONTFAMILY_SCRIPT | ?wxFONTFAMILY_SWISS | ?wxFONTFAMILY_MODERN | ?wxFONTFAMILY_TELETYPE | ?wxFONTFAMILY_MAX | ?wxFONTFAMILY_UNKNOWN
--spec setFamily(This, Family) -> ok when
+-spec setFamily(This, Family) -> 'ok' when
 	This::wxFont(), Family::wx:wx_enum().
 setFamily(#wx_ref{type=ThisT,ref=ThisRef},Family)
  when is_integer(Family) ->
@@ -200,7 +200,7 @@ setFamily(#wx_ref{type=ThisT,ref=ThisRef},Family)
   <<ThisRef:32/?UI,Family:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfont.html#wxfontsetpointsize">external documentation</a>.
--spec setPointSize(This, PointSize) -> ok when
+-spec setPointSize(This, PointSize) -> 'ok' when
 	This::wxFont(), PointSize::integer().
 setPointSize(#wx_ref{type=ThisT,ref=ThisRef},PointSize)
  when is_integer(PointSize) ->
@@ -210,7 +210,7 @@ setPointSize(#wx_ref{type=ThisT,ref=ThisRef},PointSize)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfont.html#wxfontsetstyle">external documentation</a>.
 %%<br /> Style = ?wxFONTSTYLE_NORMAL | ?wxFONTSTYLE_ITALIC | ?wxFONTSTYLE_SLANT | ?wxFONTSTYLE_MAX
--spec setStyle(This, Style) -> ok when
+-spec setStyle(This, Style) -> 'ok' when
 	This::wxFont(), Style::wx:wx_enum().
 setStyle(#wx_ref{type=ThisT,ref=ThisRef},Style)
  when is_integer(Style) ->
@@ -219,7 +219,7 @@ setStyle(#wx_ref{type=ThisT,ref=ThisRef},Style)
   <<ThisRef:32/?UI,Style:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfont.html#wxfontsetunderlined">external documentation</a>.
--spec setUnderlined(This, Underlined) -> ok when
+-spec setUnderlined(This, Underlined) -> 'ok' when
 	This::wxFont(), Underlined::boolean().
 setUnderlined(#wx_ref{type=ThisT,ref=ThisRef},Underlined)
  when is_boolean(Underlined) ->
@@ -228,7 +228,7 @@ setUnderlined(#wx_ref{type=ThisT,ref=ThisRef},Underlined)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Underlined)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfont.html#wxfontsetweight">external documentation</a>.
--spec setWeight(This, Weight) -> ok when
+-spec setWeight(This, Weight) -> 'ok' when
 	This::wxFont(), Weight::integer().
 setWeight(#wx_ref{type=ThisT,ref=ThisRef},Weight)
  when is_integer(Weight) ->
@@ -237,7 +237,7 @@ setWeight(#wx_ref{type=ThisT,ref=ThisRef},Weight)
   <<ThisRef:32/?UI,Weight:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxFont()) -> ok.
+-spec destroy(This::wxFont()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxFont),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxFontData.erl b/lib/wx/src/gen/wxFontData.erl
index 066367862f..2d1a1b5568 100644
--- a/lib/wx/src/gen/wxFontData.erl
+++ b/lib/wx/src/gen/wxFontData.erl
@@ -52,7 +52,7 @@ new(#wx_ref{type=DataT,ref=DataRef}) ->
   <<DataRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfontdata.html#wxfontdataenableeffects">external documentation</a>.
--spec enableEffects(This, Flag) -> ok when
+-spec enableEffects(This, Flag) -> 'ok' when
 	This::wxFontData(), Flag::boolean().
 enableEffects(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -109,7 +109,7 @@ getShowHelp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfontdata.html#wxfontdatasetallowsymbols">external documentation</a>.
--spec setAllowSymbols(This, Flag) -> ok when
+-spec setAllowSymbols(This, Flag) -> 'ok' when
 	This::wxFontData(), Flag::boolean().
 setAllowSymbols(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -118,7 +118,7 @@ setAllowSymbols(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfontdata.html#wxfontdatasetchosenfont">external documentation</a>.
--spec setChosenFont(This, Font) -> ok when
+-spec setChosenFont(This, Font) -> 'ok' when
 	This::wxFontData(), Font::wxFont:wxFont().
 setChosenFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxFontData),
@@ -127,7 +127,7 @@ setChosenFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) -
   <<ThisRef:32/?UI,FontRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfontdata.html#wxfontdatasetcolour">external documentation</a>.
--spec setColour(This, Colour) -> ok when
+-spec setColour(This, Colour) -> 'ok' when
 	This::wxFontData(), Colour::wx:wx_colour().
 setColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
@@ -136,7 +136,7 @@ setColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfontdata.html#wxfontdatasetinitialfont">external documentation</a>.
--spec setInitialFont(This, Font) -> ok when
+-spec setInitialFont(This, Font) -> 'ok' when
 	This::wxFontData(), Font::wxFont:wxFont().
 setInitialFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxFontData),
@@ -145,7 +145,7 @@ setInitialFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef})
   <<ThisRef:32/?UI,FontRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfontdata.html#wxfontdatasetrange">external documentation</a>.
--spec setRange(This, MinRange, MaxRange) -> ok when
+-spec setRange(This, MinRange, MaxRange) -> 'ok' when
 	This::wxFontData(), MinRange::integer(), MaxRange::integer().
 setRange(#wx_ref{type=ThisT,ref=ThisRef},MinRange,MaxRange)
  when is_integer(MinRange),is_integer(MaxRange) ->
@@ -154,7 +154,7 @@ setRange(#wx_ref{type=ThisT,ref=ThisRef},MinRange,MaxRange)
   <<ThisRef:32/?UI,MinRange:32/?UI,MaxRange:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfontdata.html#wxfontdatasetshowhelp">external documentation</a>.
--spec setShowHelp(This, Flag) -> ok when
+-spec setShowHelp(This, Flag) -> 'ok' when
 	This::wxFontData(), Flag::boolean().
 setShowHelp(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -163,7 +163,7 @@ setShowHelp(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxFontData()) -> ok.
+-spec destroy(This::wxFontData()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxFontData),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxFontDialog.erl b/lib/wx/src/gen/wxFontDialog.erl
index de199cfcce..3e6a913973 100644
--- a/lib/wx/src/gen/wxFontDialog.erl
+++ b/lib/wx/src/gen/wxFontDialog.erl
@@ -122,7 +122,7 @@ getFontData(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxFontDialog()) -> ok.
+-spec destroy(This::wxFontDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxFontDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxFontPickerCtrl.erl b/lib/wx/src/gen/wxFontPickerCtrl.erl
index c21061e0fe..0356f795eb 100644
--- a/lib/wx/src/gen/wxFontPickerCtrl.erl
+++ b/lib/wx/src/gen/wxFontPickerCtrl.erl
@@ -103,11 +103,11 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfontpickerctrl.html#wxfontpickerctrlwxfontpickerctrl">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxFontPickerCtrl() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {initial, wxFont:wxFont()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'initial', wxFont:wxFont()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -132,11 +132,11 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfontpickerctrl.html#wxfontpickerctrlcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxFontPickerCtrl(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {initial, wxFont:wxFont()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'initial', wxFont:wxFont()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxFontPickerCtrl),
@@ -160,7 +160,7 @@ getSelectedFont(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfontpickerctrl.html#wxfontpickerctrlsetselectedfont">external documentation</a>.
--spec setSelectedFont(This, F) -> ok when
+-spec setSelectedFont(This, F) -> 'ok' when
 	This::wxFontPickerCtrl(), F::wxFont:wxFont().
 setSelectedFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FT,ref=FRef}) ->
   ?CLASS(ThisT,wxFontPickerCtrl),
@@ -177,7 +177,7 @@ getMaxPointSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxfontpickerctrl.html#wxfontpickerctrlsetmaxpointsize">external documentation</a>.
--spec setMaxPointSize(This, Max) -> ok when
+-spec setMaxPointSize(This, Max) -> 'ok' when
 	This::wxFontPickerCtrl(), Max::integer().
 setMaxPointSize(#wx_ref{type=ThisT,ref=ThisRef},Max)
  when is_integer(Max) ->
@@ -186,7 +186,7 @@ setMaxPointSize(#wx_ref{type=ThisT,ref=ThisRef},Max)
   <<ThisRef:32/?UI,Max:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxFontPickerCtrl()) -> ok.
+-spec destroy(This::wxFontPickerCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxFontPickerCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxFrame.erl b/lib/wx/src/gen/wxFrame.erl
index 75860cd9b7..93aad5b235 100644
--- a/lib/wx/src/gen/wxFrame.erl
+++ b/lib/wx/src/gen/wxFrame.erl
@@ -105,9 +105,9 @@ new(Parent,Id,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxframe.html#wxframewxframe">external documentation</a>.
 -spec new(Parent, Id, Title, [Option]) -> wxFrame() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Title::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
  when is_integer(Id),is_list(Title),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -131,9 +131,9 @@ create(This,Parent,Id,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxframe.html#wxframecreate">external documentation</a>.
 -spec create(This, Parent, Id, Title, [Option]) -> boolean() when
 	This::wxFrame(), Parent::wxWindow:wxWindow(), Id::integer(), Title::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
  when is_integer(Id),is_list(Title),is_list(Options) ->
   ?CLASS(ThisT,wxFrame),
@@ -158,9 +158,9 @@ createStatusBar(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxframe.html#wxframecreatestatusbar">external documentation</a>.
 -spec createStatusBar(This, [Option]) -> wxStatusBar:wxStatusBar() when
 	This::wxFrame(),
-	Option :: {number, integer()}
-		 | {style, integer()}
-		 | {id, integer()}.
+	Option :: {'number', integer()}
+		 | {'style', integer()}
+		 | {'id', integer()}.
 createStatusBar(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxFrame),
@@ -183,8 +183,8 @@ createToolBar(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxframe.html#wxframecreatetoolbar">external documentation</a>.
 -spec createToolBar(This, [Option]) -> wxToolBar:wxToolBar() when
 	This::wxFrame(),
-	Option :: {style, integer()}
-		 | {id, integer()}.
+	Option :: {'style', integer()}
+		 | {'id', integer()}.
 createToolBar(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxFrame),
@@ -245,7 +245,7 @@ processCommand(#wx_ref{type=ThisT,ref=ThisRef},Winid)
   <<ThisRef:32/?UI,Winid:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxframe.html#wxframesendsizeevent">external documentation</a>.
--spec sendSizeEvent(This) -> ok when
+-spec sendSizeEvent(This) -> 'ok' when
 	This::wxFrame().
 sendSizeEvent(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxFrame),
@@ -253,7 +253,7 @@ sendSizeEvent(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxframe.html#wxframesetmenubar">external documentation</a>.
--spec setMenuBar(This, Menubar) -> ok when
+-spec setMenuBar(This, Menubar) -> 'ok' when
 	This::wxFrame(), Menubar::wxMenuBar:wxMenuBar().
 setMenuBar(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MenubarT,ref=MenubarRef}) ->
   ?CLASS(ThisT,wxFrame),
@@ -262,7 +262,7 @@ setMenuBar(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MenubarT,ref=MenubarRef}
   <<ThisRef:32/?UI,MenubarRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxframe.html#wxframesetstatusbar">external documentation</a>.
--spec setStatusBar(This, Statbar) -> ok when
+-spec setStatusBar(This, Statbar) -> 'ok' when
 	This::wxFrame(), Statbar::wxStatusBar:wxStatusBar().
 setStatusBar(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=StatbarT,ref=StatbarRef}) ->
   ?CLASS(ThisT,wxFrame),
@@ -271,7 +271,7 @@ setStatusBar(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=StatbarT,ref=StatbarRe
   <<ThisRef:32/?UI,StatbarRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxframe.html#wxframesetstatusbarpane">external documentation</a>.
--spec setStatusBarPane(This, N) -> ok when
+-spec setStatusBarPane(This, N) -> 'ok' when
 	This::wxFrame(), N::integer().
 setStatusBarPane(#wx_ref{type=ThisT,ref=ThisRef},N)
  when is_integer(N) ->
@@ -280,7 +280,7 @@ setStatusBarPane(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @equiv setStatusText(This,Text, [])
--spec setStatusText(This, Text) -> ok when
+-spec setStatusText(This, Text) -> 'ok' when
 	This::wxFrame(), Text::unicode:chardata().
 
 setStatusText(This,Text)
@@ -288,9 +288,9 @@ setStatusText(This,Text)
   setStatusText(This,Text, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxframe.html#wxframesetstatustext">external documentation</a>.
--spec setStatusText(This, Text, [Option]) -> ok when
+-spec setStatusText(This, Text, [Option]) -> 'ok' when
 	This::wxFrame(), Text::unicode:chardata(),
-	Option :: {number, integer()}.
+	Option :: {'number', integer()}.
 setStatusText(#wx_ref{type=ThisT,ref=ThisRef},Text, Options)
  when is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxFrame),
@@ -302,7 +302,7 @@ setStatusText(#wx_ref{type=ThisT,ref=ThisRef},Text, Options)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxframe.html#wxframesetstatuswidths">external documentation</a>.
--spec setStatusWidths(This, Widths_field) -> ok when
+-spec setStatusWidths(This, Widths_field) -> 'ok' when
 	This::wxFrame(), Widths_field::[integer()].
 setStatusWidths(#wx_ref{type=ThisT,ref=ThisRef},Widths_field)
  when is_list(Widths_field) ->
@@ -312,7 +312,7 @@ setStatusWidths(#wx_ref{type=ThisT,ref=ThisRef},Widths_field)
         (<< <<C:32/?I>> || C <- Widths_field>>)/binary, 0:(((0+length(Widths_field)) rem 2)*32)>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxframe.html#wxframesettoolbar">external documentation</a>.
--spec setToolBar(This, Toolbar) -> ok when
+-spec setToolBar(This, Toolbar) -> 'ok' when
 	This::wxFrame(), Toolbar::wxToolBar:wxToolBar().
 setToolBar(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ToolbarT,ref=ToolbarRef}) ->
   ?CLASS(ThisT,wxFrame),
@@ -321,7 +321,7 @@ setToolBar(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ToolbarT,ref=ToolbarRef}
   <<ThisRef:32/?UI,ToolbarRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxFrame()) -> ok.
+-spec destroy(This::wxFrame()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxFrame),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxGLCanvas.erl b/lib/wx/src/gen/wxGLCanvas.erl
index 9d3d13740d..2007047bd3 100644
--- a/lib/wx/src/gen/wxGLCanvas.erl
+++ b/lib/wx/src/gen/wxGLCanvas.erl
@@ -89,25 +89,25 @@ new(Parent)
 %% <br /> Also:<br />
 %% new(Parent, [Option]) -> wxGLCanvas() when<br />
 %% 	Parent::wxWindow:wxWindow(),<br />
-%% 	Option :: {id, integer()}<br />
-%% 		 | {pos, {X::integer(), Y::integer()}}<br />
-%% 		 | {size, {W::integer(), H::integer()}}<br />
-%% 		 | {style, integer()}<br />
-%% 		 | {name, unicode:chardata()}<br />
-%% 		 | {attribList, [integer()]}<br />
-%% 		 | {palette, wxPalette:wxPalette()}.<br />
+%% 	Option :: {'id', integer()}<br />
+%% 		 | {'pos', {X::integer(), Y::integer()}}<br />
+%% 		 | {'size', {W::integer(), H::integer()}}<br />
+%% 		 | {'style', integer()}<br />
+%% 		 | {'name', unicode:chardata()}<br />
+%% 		 | {'attribList', [integer()]}<br />
+%% 		 | {'palette', wxPalette:wxPalette()}.<br />
 %% 
 -spec new(Parent, Shared) -> wxGLCanvas() when
 	Parent::wxWindow:wxWindow(), Shared::wx:wx_object() | wxGLCanvas();
       (Parent, [Option]) -> wxGLCanvas() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {name, unicode:chardata()}
-		 | {attribList, [integer()]}
-		 | {palette, wxPalette:wxPalette()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'name', unicode:chardata()}
+		 | {'attribList', [integer()]}
+		 | {'palette', wxPalette:wxPalette()}.
 
 new(Parent,Shared)
  when is_record(Parent, wx_ref),is_record(Shared, wx_ref) ->
@@ -131,13 +131,13 @@ new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxglcanvas.html#wxglcanvaswxglcanvas">external documentation</a>.
 -spec new(Parent, Shared, [Option]) -> wxGLCanvas() when
 	Parent::wxWindow:wxWindow(), Shared::wx:wx_object() | wxGLCanvas(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {name, unicode:chardata()}
-		 | {attribList, [integer()]}
-		 | {palette, wxPalette:wxPalette()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'name', unicode:chardata()}
+		 | {'attribList', [integer()]}
+		 | {'palette', wxPalette:wxPalette()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},#wx_ref{type=SharedT,ref=SharedRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -169,7 +169,7 @@ getContext(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxglcanvas.html#wxglcanvassetcurrent">external documentation</a>.
--spec setCurrent(This) -> ok when
+-spec setCurrent(This) -> 'ok' when
 	This::wxGLCanvas().
 setCurrent(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGLCanvas),
@@ -179,7 +179,7 @@ setCurrent(#wx_ref{type=ThisT,ref=ThisRef}) ->
   _Result.
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxglcanvas.html#wxglcanvasswapbuffers">external documentation</a>.
--spec swapBuffers(This) -> ok when
+-spec swapBuffers(This) -> 'ok' when
 	This::wxGLCanvas().
 swapBuffers(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGLCanvas),
@@ -187,7 +187,7 @@ swapBuffers(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGLCanvas()) -> ok.
+-spec destroy(This::wxGLCanvas()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGLCanvas),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxGauge.erl b/lib/wx/src/gen/wxGauge.erl
index 2745e251b4..fa2e7618e8 100644
--- a/lib/wx/src/gen/wxGauge.erl
+++ b/lib/wx/src/gen/wxGauge.erl
@@ -97,10 +97,10 @@ new(Parent,Id,Range)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgauge.html#wxgaugewxgauge">external documentation</a>.
 -spec new(Parent, Id, Range, [Option]) -> wxGauge() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Range::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Range, Options)
  when is_integer(Id),is_integer(Range),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -124,10 +124,10 @@ create(This,Parent,Id,Range)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgauge.html#wxgaugecreate">external documentation</a>.
 -spec create(This, Parent, Id, Range, [Option]) -> boolean() when
 	This::wxGauge(), Parent::wxWindow:wxWindow(), Id::integer(), Range::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Range, Options)
  when is_integer(Id),is_integer(Range),is_list(Options) ->
   ?CLASS(ThisT,wxGauge),
@@ -166,7 +166,7 @@ isVertical(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgauge.html#wxgaugesetrange">external documentation</a>.
--spec setRange(This, R) -> ok when
+-spec setRange(This, R) -> 'ok' when
 	This::wxGauge(), R::integer().
 setRange(#wx_ref{type=ThisT,ref=ThisRef},R)
  when is_integer(R) ->
@@ -175,7 +175,7 @@ setRange(#wx_ref{type=ThisT,ref=ThisRef},R)
   <<ThisRef:32/?UI,R:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgauge.html#wxgaugesetvalue">external documentation</a>.
--spec setValue(This, Pos) -> ok when
+-spec setValue(This, Pos) -> 'ok' when
 	This::wxGauge(), Pos::integer().
 setValue(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
@@ -184,7 +184,7 @@ setValue(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgauge.html#wxgaugepulse">external documentation</a>.
--spec pulse(This) -> ok when
+-spec pulse(This) -> 'ok' when
 	This::wxGauge().
 pulse(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGauge),
@@ -192,7 +192,7 @@ pulse(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGauge()) -> ok.
+-spec destroy(This::wxGauge()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGauge),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxGenericDirCtrl.erl b/lib/wx/src/gen/wxGenericDirCtrl.erl
index bc26a1645e..3ea99c682d 100644
--- a/lib/wx/src/gen/wxGenericDirCtrl.erl
+++ b/lib/wx/src/gen/wxGenericDirCtrl.erl
@@ -99,13 +99,13 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgenericdirctrl.html#wxgenericdirctrlwxgenericdirctrl">external documentation</a>.
 -spec new(Parent, [Option]) -> wxGenericDirCtrl() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {dir, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {filter, unicode:chardata()}
-		 | {defaultFilter, integer()}.
+	Option :: {'id', integer()}
+		 | {'dir', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'filter', unicode:chardata()}
+		 | {'defaultFilter', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -132,13 +132,13 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgenericdirctrl.html#wxgenericdirctrlcreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxGenericDirCtrl(), Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {dir, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {filter, unicode:chardata()}
-		 | {defaultFilter, integer()}.
+	Option :: {'id', integer()}
+		 | {'dir', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'filter', unicode:chardata()}
+		 | {'defaultFilter', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGenericDirCtrl),
@@ -156,7 +156,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Opti
   <<ThisRef:32/?UI,ParentRef:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgenericdirctrl.html#wxgenericdirctrlinit">external documentation</a>.
--spec init(This) -> ok when
+-spec init(This) -> 'ok' when
 	This::wxGenericDirCtrl().
 init(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGenericDirCtrl),
@@ -164,7 +164,7 @@ init(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgenericdirctrl.html#wxgenericdirctrlcollapsetree">external documentation</a>.
--spec collapseTree(This) -> ok when
+-spec collapseTree(This) -> 'ok' when
 	This::wxGenericDirCtrl().
 collapseTree(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGenericDirCtrl),
@@ -238,7 +238,7 @@ getTreeCtrl(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgenericdirctrl.html#wxgenericdirctrlrecreatetree">external documentation</a>.
--spec reCreateTree(This) -> ok when
+-spec reCreateTree(This) -> 'ok' when
 	This::wxGenericDirCtrl().
 reCreateTree(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGenericDirCtrl),
@@ -246,7 +246,7 @@ reCreateTree(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgenericdirctrl.html#wxgenericdirctrlsetdefaultpath">external documentation</a>.
--spec setDefaultPath(This, Path) -> ok when
+-spec setDefaultPath(This, Path) -> 'ok' when
 	This::wxGenericDirCtrl(), Path::unicode:chardata().
 setDefaultPath(#wx_ref{type=ThisT,ref=ThisRef},Path)
  when is_list(Path) ->
@@ -256,7 +256,7 @@ setDefaultPath(#wx_ref{type=ThisT,ref=ThisRef},Path)
   <<ThisRef:32/?UI,(byte_size(Path_UC)):32/?UI,(Path_UC)/binary, 0:(((8- ((0+byte_size(Path_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgenericdirctrl.html#wxgenericdirctrlsetfilter">external documentation</a>.
--spec setFilter(This, Filter) -> ok when
+-spec setFilter(This, Filter) -> 'ok' when
 	This::wxGenericDirCtrl(), Filter::unicode:chardata().
 setFilter(#wx_ref{type=ThisT,ref=ThisRef},Filter)
  when is_list(Filter) ->
@@ -266,7 +266,7 @@ setFilter(#wx_ref{type=ThisT,ref=ThisRef},Filter)
   <<ThisRef:32/?UI,(byte_size(Filter_UC)):32/?UI,(Filter_UC)/binary, 0:(((8- ((0+byte_size(Filter_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgenericdirctrl.html#wxgenericdirctrlsetfilterindex">external documentation</a>.
--spec setFilterIndex(This, N) -> ok when
+-spec setFilterIndex(This, N) -> 'ok' when
 	This::wxGenericDirCtrl(), N::integer().
 setFilterIndex(#wx_ref{type=ThisT,ref=ThisRef},N)
  when is_integer(N) ->
@@ -275,7 +275,7 @@ setFilterIndex(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgenericdirctrl.html#wxgenericdirctrlsetpath">external documentation</a>.
--spec setPath(This, Path) -> ok when
+-spec setPath(This, Path) -> 'ok' when
 	This::wxGenericDirCtrl(), Path::unicode:chardata().
 setPath(#wx_ref{type=ThisT,ref=ThisRef},Path)
  when is_list(Path) ->
@@ -285,7 +285,7 @@ setPath(#wx_ref{type=ThisT,ref=ThisRef},Path)
   <<ThisRef:32/?UI,(byte_size(Path_UC)):32/?UI,(Path_UC)/binary, 0:(((8- ((0+byte_size(Path_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGenericDirCtrl()) -> ok.
+-spec destroy(This::wxGenericDirCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGenericDirCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxGraphicsContext.erl b/lib/wx/src/gen/wxGraphicsContext.erl
index bbb2cfc0ca..0aa2119210 100644
--- a/lib/wx/src/gen/wxGraphicsContext.erl
+++ b/lib/wx/src/gen/wxGraphicsContext.erl
@@ -114,7 +114,7 @@ createFont(This,Font)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextcreatefont">external documentation</a>.
 -spec createFont(This, Font, [Option]) -> wxGraphicsFont:wxGraphicsFont() when
 	This::wxGraphicsContext(), Font::wxFont:wxFont(),
-	Option :: {col, wx:wx_colour()}.
+	Option :: {'col', wx:wx_colour()}.
 createFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -136,12 +136,12 @@ createMatrix(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextcreatematrix">external documentation</a>.
 -spec createMatrix(This, [Option]) -> wxGraphicsMatrix:wxGraphicsMatrix() when
 	This::wxGraphicsContext(),
-	Option :: {a, number()}
-		 | {b, number()}
-		 | {c, number()}
-		 | {d, number()}
-		 | {tx, number()}
-		 | {ty, number()}.
+	Option :: {'a', number()}
+		 | {'b', number()}
+		 | {'c', number()}
+		 | {'d', number()}
+		 | {'tx', number()}
+		 | {'ty', number()}.
 createMatrix(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -165,7 +165,7 @@ createPath(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextclip">external documentation</a>.
--spec clip(This, Region) -> ok when
+-spec clip(This, Region) -> 'ok' when
 	This::wxGraphicsContext(), Region::wxRegion:wxRegion().
 clip(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=RegionT,ref=RegionRef}) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -174,7 +174,7 @@ clip(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=RegionT,ref=RegionRef}) ->
   <<ThisRef:32/?UI,RegionRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextclip">external documentation</a>.
--spec clip(This, X, Y, W, H) -> ok when
+-spec clip(This, X, Y, W, H) -> 'ok' when
 	This::wxGraphicsContext(), X::number(), Y::number(), W::number(), H::number().
 clip(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H)
  when is_number(X),is_number(Y),is_number(W),is_number(H) ->
@@ -183,7 +183,7 @@ clip(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H)
   <<ThisRef:32/?UI,0:32,X:64/?F,Y:64/?F,W:64/?F,H:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextresetclip">external documentation</a>.
--spec resetClip(This) -> ok when
+-spec resetClip(This) -> 'ok' when
 	This::wxGraphicsContext().
 resetClip(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -191,7 +191,7 @@ resetClip(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextdrawbitmap">external documentation</a>.
--spec drawBitmap(This, Bmp, X, Y, W, H) -> ok when
+-spec drawBitmap(This, Bmp, X, Y, W, H) -> 'ok' when
 	This::wxGraphicsContext(), Bmp::wxBitmap:wxBitmap(), X::number(), Y::number(), W::number(), H::number().
 drawBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BmpT,ref=BmpRef},X,Y,W,H)
  when is_number(X),is_number(Y),is_number(W),is_number(H) ->
@@ -201,7 +201,7 @@ drawBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BmpT,ref=BmpRef},X,Y,W,H
   <<ThisRef:32/?UI,BmpRef:32/?UI,X:64/?F,Y:64/?F,W:64/?F,H:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextdrawellipse">external documentation</a>.
--spec drawEllipse(This, X, Y, W, H) -> ok when
+-spec drawEllipse(This, X, Y, W, H) -> 'ok' when
 	This::wxGraphicsContext(), X::number(), Y::number(), W::number(), H::number().
 drawEllipse(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H)
  when is_number(X),is_number(Y),is_number(W),is_number(H) ->
@@ -210,7 +210,7 @@ drawEllipse(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H)
   <<ThisRef:32/?UI,0:32,X:64/?F,Y:64/?F,W:64/?F,H:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextdrawicon">external documentation</a>.
--spec drawIcon(This, Icon, X, Y, W, H) -> ok when
+-spec drawIcon(This, Icon, X, Y, W, H) -> 'ok' when
 	This::wxGraphicsContext(), Icon::wxIcon:wxIcon(), X::number(), Y::number(), W::number(), H::number().
 drawIcon(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconT,ref=IconRef},X,Y,W,H)
  when is_number(X),is_number(Y),is_number(W),is_number(H) ->
@@ -220,7 +220,7 @@ drawIcon(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconT,ref=IconRef},X,Y,W,H
   <<ThisRef:32/?UI,IconRef:32/?UI,X:64/?F,Y:64/?F,W:64/?F,H:64/?F>>).
 
 %% @equiv drawLines(This,Points, [])
--spec drawLines(This, Points) -> ok when
+-spec drawLines(This, Points) -> 'ok' when
 	This::wxGraphicsContext(), Points::[{X::float(), Y::float()}].
 
 drawLines(This,Points)
@@ -229,9 +229,9 @@ drawLines(This,Points)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextdrawlines">external documentation</a>.
 %%<br /> FillStyle = integer
--spec drawLines(This, Points, [Option]) -> ok when
+-spec drawLines(This, Points, [Option]) -> 'ok' when
 	This::wxGraphicsContext(), Points::[{X::float(), Y::float()}],
-	Option :: {fillStyle, wx:wx_enum()}.
+	Option :: {'fillStyle', wx:wx_enum()}.
 drawLines(#wx_ref{type=ThisT,ref=ThisRef},Points, Options)
  when is_list(Points),is_list(Options) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -243,7 +243,7 @@ drawLines(#wx_ref{type=ThisT,ref=ThisRef},Points, Options)
     (<< <<X:64/?F,Y:64/?F>> || {X,Y} <- Points>>)/binary, BinOpt/binary>>).
 
 %% @equiv drawPath(This,Path, [])
--spec drawPath(This, Path) -> ok when
+-spec drawPath(This, Path) -> 'ok' when
 	This::wxGraphicsContext(), Path::wxGraphicsPath:wxGraphicsPath().
 
 drawPath(This,Path)
@@ -252,9 +252,9 @@ drawPath(This,Path)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextdrawpath">external documentation</a>.
 %%<br /> FillStyle = integer
--spec drawPath(This, Path, [Option]) -> ok when
+-spec drawPath(This, Path, [Option]) -> 'ok' when
 	This::wxGraphicsContext(), Path::wxGraphicsPath:wxGraphicsPath(),
-	Option :: {fillStyle, wx:wx_enum()}.
+	Option :: {'fillStyle', wx:wx_enum()}.
 drawPath(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PathT,ref=PathRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -266,7 +266,7 @@ drawPath(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PathT,ref=PathRef}, Option
   <<ThisRef:32/?UI,PathRef:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextdrawrectangle">external documentation</a>.
--spec drawRectangle(This, X, Y, W, H) -> ok when
+-spec drawRectangle(This, X, Y, W, H) -> 'ok' when
 	This::wxGraphicsContext(), X::number(), Y::number(), W::number(), H::number().
 drawRectangle(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H)
  when is_number(X),is_number(Y),is_number(W),is_number(H) ->
@@ -275,7 +275,7 @@ drawRectangle(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H)
   <<ThisRef:32/?UI,0:32,X:64/?F,Y:64/?F,W:64/?F,H:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextdrawroundedrectangle">external documentation</a>.
--spec drawRoundedRectangle(This, X, Y, W, H, Radius) -> ok when
+-spec drawRoundedRectangle(This, X, Y, W, H, Radius) -> 'ok' when
 	This::wxGraphicsContext(), X::number(), Y::number(), W::number(), H::number(), Radius::number().
 drawRoundedRectangle(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H,Radius)
  when is_number(X),is_number(Y),is_number(W),is_number(H),is_number(Radius) ->
@@ -284,7 +284,7 @@ drawRoundedRectangle(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H,Radius)
   <<ThisRef:32/?UI,0:32,X:64/?F,Y:64/?F,W:64/?F,H:64/?F,Radius:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextdrawtext">external documentation</a>.
--spec drawText(This, Str, X, Y) -> ok when
+-spec drawText(This, Str, X, Y) -> 'ok' when
 	This::wxGraphicsContext(), Str::unicode:chardata(), X::number(), Y::number().
 drawText(#wx_ref{type=ThisT,ref=ThisRef},Str,X,Y)
  when is_list(Str),is_number(X),is_number(Y) ->
@@ -295,12 +295,12 @@ drawText(#wx_ref{type=ThisT,ref=ThisRef},Str,X,Y)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextdrawtext">external documentation</a>.
 %% <br /> Also:<br />
-%% drawText(This, Str, X, Y, BackgroundBrush) -> ok when<br />
+%% drawText(This, Str, X, Y, BackgroundBrush) -> 'ok' when<br />
 %% 	This::wxGraphicsContext(), Str::unicode:chardata(), X::number(), Y::number(), BackgroundBrush::wxGraphicsBrush:wxGraphicsBrush().<br />
 %% 
--spec drawText(This, Str, X, Y, Angle) -> ok when
+-spec drawText(This, Str, X, Y, Angle) -> 'ok' when
 	This::wxGraphicsContext(), Str::unicode:chardata(), X::number(), Y::number(), Angle::number();
-      (This, Str, X, Y, BackgroundBrush) -> ok when
+      (This, Str, X, Y, BackgroundBrush) -> 'ok' when
 	This::wxGraphicsContext(), Str::unicode:chardata(), X::number(), Y::number(), BackgroundBrush::wxGraphicsBrush:wxGraphicsBrush().
 drawText(#wx_ref{type=ThisT,ref=ThisRef},Str,X,Y,Angle)
  when is_list(Str),is_number(X),is_number(Y),is_number(Angle) ->
@@ -317,7 +317,7 @@ drawText(#wx_ref{type=ThisT,ref=ThisRef},Str,X,Y,#wx_ref{type=BackgroundBrushT,r
   <<ThisRef:32/?UI,(byte_size(Str_UC)):32/?UI,(Str_UC)/binary, 0:(((8- ((0+byte_size(Str_UC)) band 16#7)) band 16#7))/unit:8,X:64/?F,Y:64/?F,BackgroundBrushRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextdrawtext">external documentation</a>.
--spec drawText(This, Str, X, Y, Angle, BackgroundBrush) -> ok when
+-spec drawText(This, Str, X, Y, Angle, BackgroundBrush) -> 'ok' when
 	This::wxGraphicsContext(), Str::unicode:chardata(), X::number(), Y::number(), Angle::number(), BackgroundBrush::wxGraphicsBrush:wxGraphicsBrush().
 drawText(#wx_ref{type=ThisT,ref=ThisRef},Str,X,Y,Angle,#wx_ref{type=BackgroundBrushT,ref=BackgroundBrushRef})
  when is_list(Str),is_number(X),is_number(Y),is_number(Angle) ->
@@ -328,7 +328,7 @@ drawText(#wx_ref{type=ThisT,ref=ThisRef},Str,X,Y,Angle,#wx_ref{type=BackgroundBr
   <<ThisRef:32/?UI,(byte_size(Str_UC)):32/?UI,(Str_UC)/binary, 0:(((8- ((0+byte_size(Str_UC)) band 16#7)) band 16#7))/unit:8,X:64/?F,Y:64/?F,Angle:64/?F,BackgroundBrushRef:32/?UI>>).
 
 %% @equiv fillPath(This,Path, [])
--spec fillPath(This, Path) -> ok when
+-spec fillPath(This, Path) -> 'ok' when
 	This::wxGraphicsContext(), Path::wxGraphicsPath:wxGraphicsPath().
 
 fillPath(This,Path)
@@ -337,9 +337,9 @@ fillPath(This,Path)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextfillpath">external documentation</a>.
 %%<br /> FillStyle = integer
--spec fillPath(This, Path, [Option]) -> ok when
+-spec fillPath(This, Path, [Option]) -> 'ok' when
 	This::wxGraphicsContext(), Path::wxGraphicsPath:wxGraphicsPath(),
-	Option :: {fillStyle, wx:wx_enum()}.
+	Option :: {'fillStyle', wx:wx_enum()}.
 fillPath(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PathT,ref=PathRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -351,7 +351,7 @@ fillPath(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PathT,ref=PathRef}, Option
   <<ThisRef:32/?UI,PathRef:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextstrokepath">external documentation</a>.
--spec strokePath(This, Path) -> ok when
+-spec strokePath(This, Path) -> 'ok' when
 	This::wxGraphicsContext(), Path::wxGraphicsPath:wxGraphicsPath().
 strokePath(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PathT,ref=PathRef}) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -381,7 +381,7 @@ getTextExtent(#wx_ref{type=ThisT,ref=ThisRef},Text)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextrotate">external documentation</a>.
--spec rotate(This, Angle) -> ok when
+-spec rotate(This, Angle) -> 'ok' when
 	This::wxGraphicsContext(), Angle::number().
 rotate(#wx_ref{type=ThisT,ref=ThisRef},Angle)
  when is_number(Angle) ->
@@ -390,7 +390,7 @@ rotate(#wx_ref{type=ThisT,ref=ThisRef},Angle)
   <<ThisRef:32/?UI,0:32,Angle:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextscale">external documentation</a>.
--spec scale(This, XScale, YScale) -> ok when
+-spec scale(This, XScale, YScale) -> 'ok' when
 	This::wxGraphicsContext(), XScale::number(), YScale::number().
 scale(#wx_ref{type=ThisT,ref=ThisRef},XScale,YScale)
  when is_number(XScale),is_number(YScale) ->
@@ -399,7 +399,7 @@ scale(#wx_ref{type=ThisT,ref=ThisRef},XScale,YScale)
   <<ThisRef:32/?UI,0:32,XScale:64/?F,YScale:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontexttranslate">external documentation</a>.
--spec translate(This, Dx, Dy) -> ok when
+-spec translate(This, Dx, Dy) -> 'ok' when
 	This::wxGraphicsContext(), Dx::number(), Dy::number().
 translate(#wx_ref{type=ThisT,ref=ThisRef},Dx,Dy)
  when is_number(Dx),is_number(Dy) ->
@@ -416,7 +416,7 @@ getTransform(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextsettransform">external documentation</a>.
--spec setTransform(This, Matrix) -> ok when
+-spec setTransform(This, Matrix) -> 'ok' when
 	This::wxGraphicsContext(), Matrix::wxGraphicsMatrix:wxGraphicsMatrix().
 setTransform(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MatrixT,ref=MatrixRef}) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -425,7 +425,7 @@ setTransform(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MatrixT,ref=MatrixRef}
   <<ThisRef:32/?UI,MatrixRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextconcattransform">external documentation</a>.
--spec concatTransform(This, Matrix) -> ok when
+-spec concatTransform(This, Matrix) -> 'ok' when
 	This::wxGraphicsContext(), Matrix::wxGraphicsMatrix:wxGraphicsMatrix().
 concatTransform(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MatrixT,ref=MatrixRef}) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -434,7 +434,7 @@ concatTransform(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MatrixT,ref=MatrixR
   <<ThisRef:32/?UI,MatrixRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextsetbrush">external documentation</a>.
--spec setBrush(This, Brush) -> ok when
+-spec setBrush(This, Brush) -> 'ok' when
 	This::wxGraphicsContext(), Brush::wxGraphicsBrush:wxGraphicsBrush() | wxBrush:wxBrush().
 setBrush(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BrushT,ref=BrushRef}) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -448,7 +448,7 @@ setBrush(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BrushT,ref=BrushRef}) ->
   <<ThisRef:32/?UI,BrushRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextsetfont">external documentation</a>.
--spec setFont(This, Font) -> ok when
+-spec setFont(This, Font) -> 'ok' when
 	This::wxGraphicsContext(), Font::wxGraphicsFont:wxGraphicsFont().
 setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -457,7 +457,7 @@ setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   <<ThisRef:32/?UI,FontRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextsetfont">external documentation</a>.
--spec setFont(This, Font, Colour) -> ok when
+-spec setFont(This, Font, Colour) -> 'ok' when
 	This::wxGraphicsContext(), Font::wxFont:wxFont(), Colour::wx:wx_colour().
 setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef},Colour)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
@@ -467,7 +467,7 @@ setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef},Colour)
   <<ThisRef:32/?UI,FontRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextsetpen">external documentation</a>.
--spec setPen(This, Pen) -> ok when
+-spec setPen(This, Pen) -> 'ok' when
 	This::wxGraphicsContext(), Pen::wxPen:wxPen() | wxGraphicsPen:wxGraphicsPen().
 setPen(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PenT,ref=PenRef}) ->
   ?CLASS(ThisT,wxGraphicsContext),
@@ -481,7 +481,7 @@ setPen(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PenT,ref=PenRef}) ->
   <<ThisRef:32/?UI,PenRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextstrokeline">external documentation</a>.
--spec strokeLine(This, X1, Y1, X2, Y2) -> ok when
+-spec strokeLine(This, X1, Y1, X2, Y2) -> 'ok' when
 	This::wxGraphicsContext(), X1::number(), Y1::number(), X2::number(), Y2::number().
 strokeLine(#wx_ref{type=ThisT,ref=ThisRef},X1,Y1,X2,Y2)
  when is_number(X1),is_number(Y1),is_number(X2),is_number(Y2) ->
@@ -490,7 +490,7 @@ strokeLine(#wx_ref{type=ThisT,ref=ThisRef},X1,Y1,X2,Y2)
   <<ThisRef:32/?UI,0:32,X1:64/?F,Y1:64/?F,X2:64/?F,Y2:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicscontext.html#wxgraphicscontextstrokelines">external documentation</a>.
--spec strokeLines(This, Points) -> ok when
+-spec strokeLines(This, Points) -> 'ok' when
 	This::wxGraphicsContext(), Points::[{X::float(), Y::float()}].
 strokeLines(#wx_ref{type=ThisT,ref=ThisRef},Points)
  when is_list(Points) ->
@@ -500,7 +500,7 @@ strokeLines(#wx_ref{type=ThisT,ref=ThisRef},Points)
     (<< <<X:64/?F,Y:64/?F>> || {X,Y} <- Points>>)/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGraphicsContext()) -> ok.
+-spec destroy(This::wxGraphicsContext()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGraphicsContext),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxGraphicsMatrix.erl b/lib/wx/src/gen/wxGraphicsMatrix.erl
index b22e667fed..d388643ef7 100644
--- a/lib/wx/src/gen/wxGraphicsMatrix.erl
+++ b/lib/wx/src/gen/wxGraphicsMatrix.erl
@@ -41,7 +41,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxGraphicsMatrix() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicsmatrix.html#wxgraphicsmatrixconcat">external documentation</a>.
--spec concat(This, T) -> ok when
+-spec concat(This, T) -> 'ok' when
 	This::wxGraphicsMatrix(), T::wxGraphicsMatrix().
 concat(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=TT,ref=TRef}) ->
   ?CLASS(ThisT,wxGraphicsMatrix),
@@ -59,7 +59,7 @@ get(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicsmatrix.html#wxgraphicsmatrixinvert">external documentation</a>.
--spec invert(This) -> ok when
+-spec invert(This) -> 'ok' when
 	This::wxGraphicsMatrix().
 invert(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGraphicsMatrix),
@@ -84,7 +84,7 @@ isIdentity(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicsmatrix.html#wxgraphicsmatrixrotate">external documentation</a>.
--spec rotate(This, Angle) -> ok when
+-spec rotate(This, Angle) -> 'ok' when
 	This::wxGraphicsMatrix(), Angle::number().
 rotate(#wx_ref{type=ThisT,ref=ThisRef},Angle)
  when is_number(Angle) ->
@@ -93,7 +93,7 @@ rotate(#wx_ref{type=ThisT,ref=ThisRef},Angle)
   <<ThisRef:32/?UI,0:32,Angle:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicsmatrix.html#wxgraphicsmatrixscale">external documentation</a>.
--spec scale(This, XScale, YScale) -> ok when
+-spec scale(This, XScale, YScale) -> 'ok' when
 	This::wxGraphicsMatrix(), XScale::number(), YScale::number().
 scale(#wx_ref{type=ThisT,ref=ThisRef},XScale,YScale)
  when is_number(XScale),is_number(YScale) ->
@@ -102,7 +102,7 @@ scale(#wx_ref{type=ThisT,ref=ThisRef},XScale,YScale)
   <<ThisRef:32/?UI,0:32,XScale:64/?F,YScale:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicsmatrix.html#wxgraphicsmatrixtranslate">external documentation</a>.
--spec translate(This, Dx, Dy) -> ok when
+-spec translate(This, Dx, Dy) -> 'ok' when
 	This::wxGraphicsMatrix(), Dx::number(), Dy::number().
 translate(#wx_ref{type=ThisT,ref=ThisRef},Dx,Dy)
  when is_number(Dx),is_number(Dy) ->
@@ -111,7 +111,7 @@ translate(#wx_ref{type=ThisT,ref=ThisRef},Dx,Dy)
   <<ThisRef:32/?UI,0:32,Dx:64/?F,Dy:64/?F>>).
 
 %% @equiv set(This, [])
--spec set(This) -> ok when
+-spec set(This) -> 'ok' when
 	This::wxGraphicsMatrix().
 
 set(This)
@@ -119,14 +119,14 @@ set(This)
   set(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicsmatrix.html#wxgraphicsmatrixset">external documentation</a>.
--spec set(This, [Option]) -> ok when
+-spec set(This, [Option]) -> 'ok' when
 	This::wxGraphicsMatrix(),
-	Option :: {a, number()}
-		 | {b, number()}
-		 | {c, number()}
-		 | {d, number()}
-		 | {tx, number()}
-		 | {ty, number()}.
+	Option :: {'a', number()}
+		 | {'b', number()}
+		 | {'c', number()}
+		 | {'d', number()}
+		 | {'tx', number()}
+		 | {'ty', number()}.
 set(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGraphicsMatrix),
diff --git a/lib/wx/src/gen/wxGraphicsObject.erl b/lib/wx/src/gen/wxGraphicsObject.erl
index f0e4d94785..8657b8d2eb 100644
--- a/lib/wx/src/gen/wxGraphicsObject.erl
+++ b/lib/wx/src/gen/wxGraphicsObject.erl
@@ -52,7 +52,7 @@ isNull(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGraphicsObject()) -> ok.
+-spec destroy(This::wxGraphicsObject()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGraphicsObject),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxGraphicsPath.erl b/lib/wx/src/gen/wxGraphicsPath.erl
index b2f7cd1785..266271d537 100644
--- a/lib/wx/src/gen/wxGraphicsPath.erl
+++ b/lib/wx/src/gen/wxGraphicsPath.erl
@@ -44,7 +44,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxGraphicsPath() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathmovetopoint">external documentation</a>.
--spec moveToPoint(This, P) -> ok when
+-spec moveToPoint(This, P) -> 'ok' when
 	This::wxGraphicsPath(), P::{X::float(), Y::float()}.
 moveToPoint(#wx_ref{type=ThisT,ref=ThisRef},{PX,PY})
  when is_number(PX),is_number(PY) ->
@@ -53,7 +53,7 @@ moveToPoint(#wx_ref{type=ThisT,ref=ThisRef},{PX,PY})
   <<ThisRef:32/?UI,0:32,PX:64/?F,PY:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathmovetopoint">external documentation</a>.
--spec moveToPoint(This, X, Y) -> ok when
+-spec moveToPoint(This, X, Y) -> 'ok' when
 	This::wxGraphicsPath(), X::number(), Y::number().
 moveToPoint(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_number(X),is_number(Y) ->
@@ -62,7 +62,7 @@ moveToPoint(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,0:32,X:64/?F,Y:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddarc">external documentation</a>.
--spec addArc(This, C, R, StartAngle, EndAngle, Clockwise) -> ok when
+-spec addArc(This, C, R, StartAngle, EndAngle, Clockwise) -> 'ok' when
 	This::wxGraphicsPath(), C::{X::float(), Y::float()}, R::number(), StartAngle::number(), EndAngle::number(), Clockwise::boolean().
 addArc(#wx_ref{type=ThisT,ref=ThisRef},{CX,CY},R,StartAngle,EndAngle,Clockwise)
  when is_number(CX),is_number(CY),is_number(R),is_number(StartAngle),is_number(EndAngle),is_boolean(Clockwise) ->
@@ -71,7 +71,7 @@ addArc(#wx_ref{type=ThisT,ref=ThisRef},{CX,CY},R,StartAngle,EndAngle,Clockwise)
   <<ThisRef:32/?UI,0:32,CX:64/?F,CY:64/?F,R:64/?F,StartAngle:64/?F,EndAngle:64/?F,(wxe_util:from_bool(Clockwise)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddarc">external documentation</a>.
--spec addArc(This, X, Y, R, StartAngle, EndAngle, Clockwise) -> ok when
+-spec addArc(This, X, Y, R, StartAngle, EndAngle, Clockwise) -> 'ok' when
 	This::wxGraphicsPath(), X::number(), Y::number(), R::number(), StartAngle::number(), EndAngle::number(), Clockwise::boolean().
 addArc(#wx_ref{type=ThisT,ref=ThisRef},X,Y,R,StartAngle,EndAngle,Clockwise)
  when is_number(X),is_number(Y),is_number(R),is_number(StartAngle),is_number(EndAngle),is_boolean(Clockwise) ->
@@ -80,7 +80,7 @@ addArc(#wx_ref{type=ThisT,ref=ThisRef},X,Y,R,StartAngle,EndAngle,Clockwise)
   <<ThisRef:32/?UI,0:32,X:64/?F,Y:64/?F,R:64/?F,StartAngle:64/?F,EndAngle:64/?F,(wxe_util:from_bool(Clockwise)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddarctopoint">external documentation</a>.
--spec addArcToPoint(This, X1, Y1, X2, Y2, R) -> ok when
+-spec addArcToPoint(This, X1, Y1, X2, Y2, R) -> 'ok' when
 	This::wxGraphicsPath(), X1::number(), Y1::number(), X2::number(), Y2::number(), R::number().
 addArcToPoint(#wx_ref{type=ThisT,ref=ThisRef},X1,Y1,X2,Y2,R)
  when is_number(X1),is_number(Y1),is_number(X2),is_number(Y2),is_number(R) ->
@@ -89,7 +89,7 @@ addArcToPoint(#wx_ref{type=ThisT,ref=ThisRef},X1,Y1,X2,Y2,R)
   <<ThisRef:32/?UI,0:32,X1:64/?F,Y1:64/?F,X2:64/?F,Y2:64/?F,R:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddcircle">external documentation</a>.
--spec addCircle(This, X, Y, R) -> ok when
+-spec addCircle(This, X, Y, R) -> 'ok' when
 	This::wxGraphicsPath(), X::number(), Y::number(), R::number().
 addCircle(#wx_ref{type=ThisT,ref=ThisRef},X,Y,R)
  when is_number(X),is_number(Y),is_number(R) ->
@@ -98,7 +98,7 @@ addCircle(#wx_ref{type=ThisT,ref=ThisRef},X,Y,R)
   <<ThisRef:32/?UI,0:32,X:64/?F,Y:64/?F,R:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddcurvetopoint">external documentation</a>.
--spec addCurveToPoint(This, C1, C2, E) -> ok when
+-spec addCurveToPoint(This, C1, C2, E) -> 'ok' when
 	This::wxGraphicsPath(), C1::{X::float(), Y::float()}, C2::{X::float(), Y::float()}, E::{X::float(), Y::float()}.
 addCurveToPoint(#wx_ref{type=ThisT,ref=ThisRef},{C1X,C1Y},{C2X,C2Y},{EX,EY})
  when is_number(C1X),is_number(C1Y),is_number(C2X),is_number(C2Y),is_number(EX),is_number(EY) ->
@@ -107,7 +107,7 @@ addCurveToPoint(#wx_ref{type=ThisT,ref=ThisRef},{C1X,C1Y},{C2X,C2Y},{EX,EY})
   <<ThisRef:32/?UI,0:32,C1X:64/?F,C1Y:64/?F,C2X:64/?F,C2Y:64/?F,EX:64/?F,EY:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddcurvetopoint">external documentation</a>.
--spec addCurveToPoint(This, Cx1, Cy1, Cx2, Cy2, X, Y) -> ok when
+-spec addCurveToPoint(This, Cx1, Cy1, Cx2, Cy2, X, Y) -> 'ok' when
 	This::wxGraphicsPath(), Cx1::number(), Cy1::number(), Cx2::number(), Cy2::number(), X::number(), Y::number().
 addCurveToPoint(#wx_ref{type=ThisT,ref=ThisRef},Cx1,Cy1,Cx2,Cy2,X,Y)
  when is_number(Cx1),is_number(Cy1),is_number(Cx2),is_number(Cy2),is_number(X),is_number(Y) ->
@@ -116,7 +116,7 @@ addCurveToPoint(#wx_ref{type=ThisT,ref=ThisRef},Cx1,Cy1,Cx2,Cy2,X,Y)
   <<ThisRef:32/?UI,0:32,Cx1:64/?F,Cy1:64/?F,Cx2:64/?F,Cy2:64/?F,X:64/?F,Y:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddellipse">external documentation</a>.
--spec addEllipse(This, X, Y, W, H) -> ok when
+-spec addEllipse(This, X, Y, W, H) -> 'ok' when
 	This::wxGraphicsPath(), X::number(), Y::number(), W::number(), H::number().
 addEllipse(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H)
  when is_number(X),is_number(Y),is_number(W),is_number(H) ->
@@ -125,7 +125,7 @@ addEllipse(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H)
   <<ThisRef:32/?UI,0:32,X:64/?F,Y:64/?F,W:64/?F,H:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddlinetopoint">external documentation</a>.
--spec addLineToPoint(This, P) -> ok when
+-spec addLineToPoint(This, P) -> 'ok' when
 	This::wxGraphicsPath(), P::{X::float(), Y::float()}.
 addLineToPoint(#wx_ref{type=ThisT,ref=ThisRef},{PX,PY})
  when is_number(PX),is_number(PY) ->
@@ -134,7 +134,7 @@ addLineToPoint(#wx_ref{type=ThisT,ref=ThisRef},{PX,PY})
   <<ThisRef:32/?UI,0:32,PX:64/?F,PY:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddlinetopoint">external documentation</a>.
--spec addLineToPoint(This, X, Y) -> ok when
+-spec addLineToPoint(This, X, Y) -> 'ok' when
 	This::wxGraphicsPath(), X::number(), Y::number().
 addLineToPoint(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_number(X),is_number(Y) ->
@@ -143,7 +143,7 @@ addLineToPoint(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,0:32,X:64/?F,Y:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddpath">external documentation</a>.
--spec addPath(This, Path) -> ok when
+-spec addPath(This, Path) -> 'ok' when
 	This::wxGraphicsPath(), Path::wxGraphicsPath().
 addPath(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PathT,ref=PathRef}) ->
   ?CLASS(ThisT,wxGraphicsPath),
@@ -152,7 +152,7 @@ addPath(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PathT,ref=PathRef}) ->
   <<ThisRef:32/?UI,PathRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddquadcurvetopoint">external documentation</a>.
--spec addQuadCurveToPoint(This, Cx, Cy, X, Y) -> ok when
+-spec addQuadCurveToPoint(This, Cx, Cy, X, Y) -> 'ok' when
 	This::wxGraphicsPath(), Cx::number(), Cy::number(), X::number(), Y::number().
 addQuadCurveToPoint(#wx_ref{type=ThisT,ref=ThisRef},Cx,Cy,X,Y)
  when is_number(Cx),is_number(Cy),is_number(X),is_number(Y) ->
@@ -161,7 +161,7 @@ addQuadCurveToPoint(#wx_ref{type=ThisT,ref=ThisRef},Cx,Cy,X,Y)
   <<ThisRef:32/?UI,0:32,Cx:64/?F,Cy:64/?F,X:64/?F,Y:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddrectangle">external documentation</a>.
--spec addRectangle(This, X, Y, W, H) -> ok when
+-spec addRectangle(This, X, Y, W, H) -> 'ok' when
 	This::wxGraphicsPath(), X::number(), Y::number(), W::number(), H::number().
 addRectangle(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H)
  when is_number(X),is_number(Y),is_number(W),is_number(H) ->
@@ -170,7 +170,7 @@ addRectangle(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H)
   <<ThisRef:32/?UI,0:32,X:64/?F,Y:64/?F,W:64/?F,H:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathaddroundedrectangle">external documentation</a>.
--spec addRoundedRectangle(This, X, Y, W, H, Radius) -> ok when
+-spec addRoundedRectangle(This, X, Y, W, H, Radius) -> 'ok' when
 	This::wxGraphicsPath(), X::number(), Y::number(), W::number(), H::number(), Radius::number().
 addRoundedRectangle(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H,Radius)
  when is_number(X),is_number(Y),is_number(W),is_number(H),is_number(Radius) ->
@@ -179,7 +179,7 @@ addRoundedRectangle(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H,Radius)
   <<ThisRef:32/?UI,0:32,X:64/?F,Y:64/?F,W:64/?F,H:64/?F,Radius:64/?F>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathclosesubpath">external documentation</a>.
--spec closeSubpath(This) -> ok when
+-spec closeSubpath(This) -> 'ok' when
 	This::wxGraphicsPath().
 closeSubpath(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGraphicsPath),
@@ -198,14 +198,14 @@ contains(This,C={CX,CY})
 %% <br /> Also:<br />
 %% contains(This, C, [Option]) -> boolean() when<br />
 %% 	This::wxGraphicsPath(), C::{X::float(), Y::float()},<br />
-%% 	Option :: {fillStyle, wx:wx_enum()}.<br />
+%% 	Option :: {'fillStyle', wx:wx_enum()}.<br />
 %% 
 %%<br /> FillStyle = integer
 -spec contains(This, X, Y) -> boolean() when
 	This::wxGraphicsPath(), X::number(), Y::number();
       (This, C, [Option]) -> boolean() when
 	This::wxGraphicsPath(), C::{X::float(), Y::float()},
-	Option :: {fillStyle, wx:wx_enum()}.
+	Option :: {'fillStyle', wx:wx_enum()}.
 
 contains(This,X,Y)
  when is_record(This, wx_ref),is_number(X),is_number(Y) ->
@@ -223,7 +223,7 @@ contains(#wx_ref{type=ThisT,ref=ThisRef},{CX,CY}, Options)
 %%<br /> FillStyle = integer
 -spec contains(This, X, Y, [Option]) -> boolean() when
 	This::wxGraphicsPath(), X::number(), Y::number(),
-	Option :: {fillStyle, wx:wx_enum()}.
+	Option :: {'fillStyle', wx:wx_enum()}.
 contains(#wx_ref{type=ThisT,ref=ThisRef},X,Y, Options)
  when is_number(X),is_number(Y),is_list(Options) ->
   ?CLASS(ThisT,wxGraphicsPath),
@@ -250,7 +250,7 @@ getCurrentPoint(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicspath.html#wxgraphicspathtransform">external documentation</a>.
--spec transform(This, Matrix) -> ok when
+-spec transform(This, Matrix) -> 'ok' when
 	This::wxGraphicsPath(), Matrix::wxGraphicsMatrix:wxGraphicsMatrix().
 transform(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MatrixT,ref=MatrixRef}) ->
   ?CLASS(ThisT,wxGraphicsPath),
diff --git a/lib/wx/src/gen/wxGraphicsRenderer.erl b/lib/wx/src/gen/wxGraphicsRenderer.erl
index c28222fe24..a1b67476e3 100644
--- a/lib/wx/src/gen/wxGraphicsRenderer.erl
+++ b/lib/wx/src/gen/wxGraphicsRenderer.erl
@@ -106,7 +106,7 @@ createFont(This,Font)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicsrenderer.html#wxgraphicsrenderercreatefont">external documentation</a>.
 -spec createFont(This, Font, [Option]) -> wxGraphicsFont:wxGraphicsFont() when
 	This::wxGraphicsRenderer(), Font::wxFont:wxFont(),
-	Option :: {col, wx:wx_colour()}.
+	Option :: {'col', wx:wx_colour()}.
 createFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGraphicsRenderer),
@@ -128,12 +128,12 @@ createMatrix(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgraphicsrenderer.html#wxgraphicsrenderercreatematrix">external documentation</a>.
 -spec createMatrix(This, [Option]) -> wxGraphicsMatrix:wxGraphicsMatrix() when
 	This::wxGraphicsRenderer(),
-	Option :: {a, number()}
-		 | {b, number()}
-		 | {c, number()}
-		 | {d, number()}
-		 | {tx, number()}
-		 | {ty, number()}.
+	Option :: {'a', number()}
+		 | {'b', number()}
+		 | {'c', number()}
+		 | {'d', number()}
+		 | {'tx', number()}
+		 | {'ty', number()}.
 createMatrix(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGraphicsRenderer),
diff --git a/lib/wx/src/gen/wxGrid.erl b/lib/wx/src/gen/wxGrid.erl
index 49bd89f188..a1533cbd9f 100644
--- a/lib/wx/src/gen/wxGrid.erl
+++ b/lib/wx/src/gen/wxGrid.erl
@@ -154,17 +154,17 @@ new(Parent,Id)
 %% <br /> Also:<br />
 %% new(Parent, Id, [Option]) -> wxGrid() when<br />
 %% 	Parent::wxWindow:wxWindow(), Id::integer(),<br />
-%% 	Option :: {pos, {X::integer(), Y::integer()}}<br />
-%% 		 | {size, {W::integer(), H::integer()}}<br />
-%% 		 | {style, integer()}.<br />
+%% 	Option :: {'pos', {X::integer(), Y::integer()}}<br />
+%% 		 | {'size', {W::integer(), H::integer()}}<br />
+%% 		 | {'style', integer()}.<br />
 %% 
 -spec new(Parent, X, Y) -> wxGrid() when
 	Parent::wxWindow:wxWindow(), X::integer(), Y::integer();
       (Parent, Id, [Option]) -> wxGrid() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 
 new(Parent,X,Y)
  when is_record(Parent, wx_ref),is_integer(X),is_integer(Y) ->
@@ -183,9 +183,9 @@ new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridwxgrid">external documentation</a>.
 -spec new(Parent, X, Y, [Option]) -> wxGrid() when
 	Parent::wxWindow:wxWindow(), X::integer(), Y::integer(),
-	Option :: {w, integer()}
-		 | {h, integer()}
-		 | {style, integer()}.
+	Option :: {'w', integer()}
+		 | {'h', integer()}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},X,Y, Options)
  when is_integer(X),is_integer(Y),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -208,8 +208,8 @@ appendCols(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridappendcols">external documentation</a>.
 -spec appendCols(This, [Option]) -> boolean() when
 	This::wxGrid(),
-	Option :: {numCols, integer()}
-		 | {updateLabels, boolean()}.
+	Option :: {'numCols', integer()}
+		 | {'updateLabels', boolean()}.
 appendCols(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -231,8 +231,8 @@ appendRows(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridappendrows">external documentation</a>.
 -spec appendRows(This, [Option]) -> boolean() when
 	This::wxGrid(),
-	Option :: {numRows, integer()}
-		 | {updateLabels, boolean()}.
+	Option :: {'numRows', integer()}
+		 | {'updateLabels', boolean()}.
 appendRows(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -244,7 +244,7 @@ appendRows(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridautosize">external documentation</a>.
--spec autoSize(This) -> ok when
+-spec autoSize(This) -> 'ok' when
 	This::wxGrid().
 autoSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -252,7 +252,7 @@ autoSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv autoSizeColumn(This,Col, [])
--spec autoSizeColumn(This, Col) -> ok when
+-spec autoSizeColumn(This, Col) -> 'ok' when
 	This::wxGrid(), Col::integer().
 
 autoSizeColumn(This,Col)
@@ -260,9 +260,9 @@ autoSizeColumn(This,Col)
   autoSizeColumn(This,Col, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridautosizecolumn">external documentation</a>.
--spec autoSizeColumn(This, Col, [Option]) -> ok when
+-spec autoSizeColumn(This, Col, [Option]) -> 'ok' when
 	This::wxGrid(), Col::integer(),
-	Option :: {setAsMin, boolean()}.
+	Option :: {'setAsMin', boolean()}.
 autoSizeColumn(#wx_ref{type=ThisT,ref=ThisRef},Col, Options)
  when is_integer(Col),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -273,7 +273,7 @@ autoSizeColumn(#wx_ref{type=ThisT,ref=ThisRef},Col, Options)
   <<ThisRef:32/?UI,Col:32/?UI, BinOpt/binary>>).
 
 %% @equiv autoSizeColumns(This, [])
--spec autoSizeColumns(This) -> ok when
+-spec autoSizeColumns(This) -> 'ok' when
 	This::wxGrid().
 
 autoSizeColumns(This)
@@ -281,9 +281,9 @@ autoSizeColumns(This)
   autoSizeColumns(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridautosizecolumns">external documentation</a>.
--spec autoSizeColumns(This, [Option]) -> ok when
+-spec autoSizeColumns(This, [Option]) -> 'ok' when
 	This::wxGrid(),
-	Option :: {setAsMin, boolean()}.
+	Option :: {'setAsMin', boolean()}.
 autoSizeColumns(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -294,7 +294,7 @@ autoSizeColumns(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv autoSizeRow(This,Row, [])
--spec autoSizeRow(This, Row) -> ok when
+-spec autoSizeRow(This, Row) -> 'ok' when
 	This::wxGrid(), Row::integer().
 
 autoSizeRow(This,Row)
@@ -302,9 +302,9 @@ autoSizeRow(This,Row)
   autoSizeRow(This,Row, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridautosizerow">external documentation</a>.
--spec autoSizeRow(This, Row, [Option]) -> ok when
+-spec autoSizeRow(This, Row, [Option]) -> 'ok' when
 	This::wxGrid(), Row::integer(),
-	Option :: {setAsMin, boolean()}.
+	Option :: {'setAsMin', boolean()}.
 autoSizeRow(#wx_ref{type=ThisT,ref=ThisRef},Row, Options)
  when is_integer(Row),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -315,7 +315,7 @@ autoSizeRow(#wx_ref{type=ThisT,ref=ThisRef},Row, Options)
   <<ThisRef:32/?UI,Row:32/?UI, BinOpt/binary>>).
 
 %% @equiv autoSizeRows(This, [])
--spec autoSizeRows(This) -> ok when
+-spec autoSizeRows(This) -> 'ok' when
 	This::wxGrid().
 
 autoSizeRows(This)
@@ -323,9 +323,9 @@ autoSizeRows(This)
   autoSizeRows(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridautosizerows">external documentation</a>.
--spec autoSizeRows(This, [Option]) -> ok when
+-spec autoSizeRows(This, [Option]) -> 'ok' when
 	This::wxGrid(),
-	Option :: {setAsMin, boolean()}.
+	Option :: {'setAsMin', boolean()}.
 autoSizeRows(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -336,7 +336,7 @@ autoSizeRows(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridbeginbatch">external documentation</a>.
--spec beginBatch(This) -> ok when
+-spec beginBatch(This) -> 'ok' when
 	This::wxGrid().
 beginBatch(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -403,7 +403,7 @@ cellToRect(#wx_ref{type=ThisT,ref=ThisRef},Row,Col)
   <<ThisRef:32/?UI,Row:32/?UI,Col:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridcleargrid">external documentation</a>.
--spec clearGrid(This) -> ok when
+-spec clearGrid(This) -> 'ok' when
 	This::wxGrid().
 clearGrid(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -411,7 +411,7 @@ clearGrid(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridclearselection">external documentation</a>.
--spec clearSelection(This) -> ok when
+-spec clearSelection(This) -> 'ok' when
 	This::wxGrid().
 clearSelection(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -430,7 +430,7 @@ createGrid(This,NumRows,NumCols)
 %%<br /> Selmode = ?wxGrid_wxGridSelectCells | ?wxGrid_wxGridSelectRows | ?wxGrid_wxGridSelectColumns
 -spec createGrid(This, NumRows, NumCols, [Option]) -> boolean() when
 	This::wxGrid(), NumRows::integer(), NumCols::integer(),
-	Option :: {selmode, wx:wx_enum()}.
+	Option :: {'selmode', wx:wx_enum()}.
 createGrid(#wx_ref{type=ThisT,ref=ThisRef},NumRows,NumCols, Options)
  when is_integer(NumRows),is_integer(NumCols),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -451,9 +451,9 @@ deleteCols(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgriddeletecols">external documentation</a>.
 -spec deleteCols(This, [Option]) -> boolean() when
 	This::wxGrid(),
-	Option :: {pos, integer()}
-		 | {numCols, integer()}
-		 | {updateLabels, boolean()}.
+	Option :: {'pos', integer()}
+		 | {'numCols', integer()}
+		 | {'updateLabels', boolean()}.
 deleteCols(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -476,9 +476,9 @@ deleteRows(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgriddeleterows">external documentation</a>.
 -spec deleteRows(This, [Option]) -> boolean() when
 	This::wxGrid(),
-	Option :: {pos, integer()}
-		 | {numRows, integer()}
-		 | {updateLabels, boolean()}.
+	Option :: {'pos', integer()}
+		 | {'numRows', integer()}
+		 | {'updateLabels', boolean()}.
 deleteRows(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -491,7 +491,7 @@ deleteRows(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgriddisablecelleditcontrol">external documentation</a>.
--spec disableCellEditControl(This) -> ok when
+-spec disableCellEditControl(This) -> 'ok' when
 	This::wxGrid().
 disableCellEditControl(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -499,7 +499,7 @@ disableCellEditControl(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgriddisabledragcolsize">external documentation</a>.
--spec disableDragColSize(This) -> ok when
+-spec disableDragColSize(This) -> 'ok' when
 	This::wxGrid().
 disableDragColSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -507,7 +507,7 @@ disableDragColSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgriddisabledraggridsize">external documentation</a>.
--spec disableDragGridSize(This) -> ok when
+-spec disableDragGridSize(This) -> 'ok' when
 	This::wxGrid().
 disableDragGridSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -515,7 +515,7 @@ disableDragGridSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgriddisabledragrowsize">external documentation</a>.
--spec disableDragRowSize(This) -> ok when
+-spec disableDragRowSize(This) -> 'ok' when
 	This::wxGrid().
 disableDragRowSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -523,7 +523,7 @@ disableDragRowSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv enableCellEditControl(This, [])
--spec enableCellEditControl(This) -> ok when
+-spec enableCellEditControl(This) -> 'ok' when
 	This::wxGrid().
 
 enableCellEditControl(This)
@@ -531,9 +531,9 @@ enableCellEditControl(This)
   enableCellEditControl(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridenablecelleditcontrol">external documentation</a>.
--spec enableCellEditControl(This, [Option]) -> ok when
+-spec enableCellEditControl(This, [Option]) -> 'ok' when
 	This::wxGrid(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 enableCellEditControl(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -544,7 +544,7 @@ enableCellEditControl(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv enableDragColSize(This, [])
--spec enableDragColSize(This) -> ok when
+-spec enableDragColSize(This) -> 'ok' when
 	This::wxGrid().
 
 enableDragColSize(This)
@@ -552,9 +552,9 @@ enableDragColSize(This)
   enableDragColSize(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridenabledragcolsize">external documentation</a>.
--spec enableDragColSize(This, [Option]) -> ok when
+-spec enableDragColSize(This, [Option]) -> 'ok' when
 	This::wxGrid(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 enableDragColSize(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -565,7 +565,7 @@ enableDragColSize(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv enableDragGridSize(This, [])
--spec enableDragGridSize(This) -> ok when
+-spec enableDragGridSize(This) -> 'ok' when
 	This::wxGrid().
 
 enableDragGridSize(This)
@@ -573,9 +573,9 @@ enableDragGridSize(This)
   enableDragGridSize(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridenabledraggridsize">external documentation</a>.
--spec enableDragGridSize(This, [Option]) -> ok when
+-spec enableDragGridSize(This, [Option]) -> 'ok' when
 	This::wxGrid(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 enableDragGridSize(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -586,7 +586,7 @@ enableDragGridSize(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv enableDragRowSize(This, [])
--spec enableDragRowSize(This) -> ok when
+-spec enableDragRowSize(This) -> 'ok' when
 	This::wxGrid().
 
 enableDragRowSize(This)
@@ -594,9 +594,9 @@ enableDragRowSize(This)
   enableDragRowSize(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridenabledragrowsize">external documentation</a>.
--spec enableDragRowSize(This, [Option]) -> ok when
+-spec enableDragRowSize(This, [Option]) -> 'ok' when
 	This::wxGrid(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 enableDragRowSize(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -607,7 +607,7 @@ enableDragRowSize(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridenableediting">external documentation</a>.
--spec enableEditing(This, Edit) -> ok when
+-spec enableEditing(This, Edit) -> 'ok' when
 	This::wxGrid(), Edit::boolean().
 enableEditing(#wx_ref{type=ThisT,ref=ThisRef},Edit)
  when is_boolean(Edit) ->
@@ -616,7 +616,7 @@ enableEditing(#wx_ref{type=ThisT,ref=ThisRef},Edit)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Edit)):32/?UI>>).
 
 %% @equiv enableGridLines(This, [])
--spec enableGridLines(This) -> ok when
+-spec enableGridLines(This) -> 'ok' when
 	This::wxGrid().
 
 enableGridLines(This)
@@ -624,9 +624,9 @@ enableGridLines(This)
   enableGridLines(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridenablegridlines">external documentation</a>.
--spec enableGridLines(This, [Option]) -> ok when
+-spec enableGridLines(This, [Option]) -> 'ok' when
 	This::wxGrid(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 enableGridLines(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -637,7 +637,7 @@ enableGridLines(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridendbatch">external documentation</a>.
--spec endBatch(This) -> ok when
+-spec endBatch(This) -> 'ok' when
 	This::wxGrid().
 endBatch(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -645,7 +645,7 @@ endBatch(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridfit">external documentation</a>.
--spec fit(This) -> ok when
+-spec fit(This) -> 'ok' when
 	This::wxGrid().
 fit(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -653,7 +653,7 @@ fit(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridforcerefresh">external documentation</a>.
--spec forceRefresh(This) -> ok when
+-spec forceRefresh(This) -> 'ok' when
 	This::wxGrid().
 forceRefresh(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -1136,7 +1136,7 @@ getGridCornerLabelWindow(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridhidecelleditcontrol">external documentation</a>.
--spec hideCellEditControl(This) -> ok when
+-spec hideCellEditControl(This) -> 'ok' when
 	This::wxGrid().
 hideCellEditControl(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -1154,9 +1154,9 @@ insertCols(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridinsertcols">external documentation</a>.
 -spec insertCols(This, [Option]) -> boolean() when
 	This::wxGrid(),
-	Option :: {pos, integer()}
-		 | {numCols, integer()}
-		 | {updateLabels, boolean()}.
+	Option :: {'pos', integer()}
+		 | {'numCols', integer()}
+		 | {'updateLabels', boolean()}.
 insertCols(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -1179,9 +1179,9 @@ insertRows(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridinsertrows">external documentation</a>.
 -spec insertRows(This, [Option]) -> boolean() when
 	This::wxGrid(),
-	Option :: {pos, integer()}
-		 | {numRows, integer()}
-		 | {updateLabels, boolean()}.
+	Option :: {'pos', integer()}
+		 | {'numRows', integer()}
+		 | {'updateLabels', boolean()}.
 insertRows(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -1264,13 +1264,13 @@ isVisible(This,Coords={CoordsR,CoordsC})
 %% <br /> Also:<br />
 %% isVisible(This, Coords, [Option]) -> boolean() when<br />
 %% 	This::wxGrid(), Coords::{R::integer(), C::integer()},<br />
-%% 	Option :: {wholeCellVisible, boolean()}.<br />
+%% 	Option :: {'wholeCellVisible', boolean()}.<br />
 %% 
 -spec isVisible(This, Row, Col) -> boolean() when
 	This::wxGrid(), Row::integer(), Col::integer();
       (This, Coords, [Option]) -> boolean() when
 	This::wxGrid(), Coords::{R::integer(), C::integer()},
-	Option :: {wholeCellVisible, boolean()}.
+	Option :: {'wholeCellVisible', boolean()}.
 
 isVisible(This,Row,Col)
  when is_record(This, wx_ref),is_integer(Row),is_integer(Col) ->
@@ -1287,7 +1287,7 @@ isVisible(#wx_ref{type=ThisT,ref=ThisRef},{CoordsR,CoordsC}, Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridisvisible">external documentation</a>.
 -spec isVisible(This, Row, Col, [Option]) -> boolean() when
 	This::wxGrid(), Row::integer(), Col::integer(),
-	Option :: {wholeCellVisible, boolean()}.
+	Option :: {'wholeCellVisible', boolean()}.
 isVisible(#wx_ref{type=ThisT,ref=ThisRef},Row,Col, Options)
  when is_integer(Row),is_integer(Col),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -1298,7 +1298,7 @@ isVisible(#wx_ref{type=ThisT,ref=ThisRef},Row,Col, Options)
   <<ThisRef:32/?UI,Row:32/?UI,Col:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridmakecellvisible">external documentation</a>.
--spec makeCellVisible(This, Coords) -> ok when
+-spec makeCellVisible(This, Coords) -> 'ok' when
 	This::wxGrid(), Coords::{R::integer(), C::integer()}.
 makeCellVisible(#wx_ref{type=ThisT,ref=ThisRef},{CoordsR,CoordsC})
  when is_integer(CoordsR),is_integer(CoordsC) ->
@@ -1307,7 +1307,7 @@ makeCellVisible(#wx_ref{type=ThisT,ref=ThisRef},{CoordsR,CoordsC})
   <<ThisRef:32/?UI,CoordsR:32/?UI,CoordsC:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridmakecellvisible">external documentation</a>.
--spec makeCellVisible(This, Row, Col) -> ok when
+-spec makeCellVisible(This, Row, Col) -> 'ok' when
 	This::wxGrid(), Row::integer(), Col::integer().
 makeCellVisible(#wx_ref{type=ThisT,ref=ThisRef},Row,Col)
  when is_integer(Row),is_integer(Col) ->
@@ -1404,7 +1404,7 @@ movePageUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridregisterdatatype">external documentation</a>.
--spec registerDataType(This, TypeName, Renderer, Editor) -> ok when
+-spec registerDataType(This, TypeName, Renderer, Editor) -> 'ok' when
 	This::wxGrid(), TypeName::unicode:chardata(), Renderer::wxGridCellRenderer:wxGridCellRenderer(), Editor::wxGridCellEditor:wxGridCellEditor().
 registerDataType(#wx_ref{type=ThisT,ref=ThisRef},TypeName,#wx_ref{type=RendererT,ref=RendererRef},#wx_ref{type=EditorT,ref=EditorRef})
  when is_list(TypeName) ->
@@ -1416,7 +1416,7 @@ registerDataType(#wx_ref{type=ThisT,ref=ThisRef},TypeName,#wx_ref{type=RendererT
   <<ThisRef:32/?UI,(byte_size(TypeName_UC)):32/?UI,(TypeName_UC)/binary, 0:(((8- ((0+byte_size(TypeName_UC)) band 16#7)) band 16#7))/unit:8,RendererRef:32/?UI,EditorRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsaveeditcontrolvalue">external documentation</a>.
--spec saveEditControlValue(This) -> ok when
+-spec saveEditControlValue(This) -> 'ok' when
 	This::wxGrid().
 saveEditControlValue(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -1424,7 +1424,7 @@ saveEditControlValue(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridselectall">external documentation</a>.
--spec selectAll(This) -> ok when
+-spec selectAll(This) -> 'ok' when
 	This::wxGrid().
 selectAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -1432,7 +1432,7 @@ selectAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv selectBlock(This,TopLeft,BottomRight, [])
--spec selectBlock(This, TopLeft, BottomRight) -> ok when
+-spec selectBlock(This, TopLeft, BottomRight) -> 'ok' when
 	This::wxGrid(), TopLeft::{R::integer(), C::integer()}, BottomRight::{R::integer(), C::integer()}.
 
 selectBlock(This,TopLeft={TopLeftR,TopLeftC},BottomRight={BottomRightR,BottomRightC})
@@ -1440,9 +1440,9 @@ selectBlock(This,TopLeft={TopLeftR,TopLeftC},BottomRight={BottomRightR,BottomRig
   selectBlock(This,TopLeft,BottomRight, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridselectblock">external documentation</a>.
--spec selectBlock(This, TopLeft, BottomRight, [Option]) -> ok when
+-spec selectBlock(This, TopLeft, BottomRight, [Option]) -> 'ok' when
 	This::wxGrid(), TopLeft::{R::integer(), C::integer()}, BottomRight::{R::integer(), C::integer()},
-	Option :: {addToSelected, boolean()}.
+	Option :: {'addToSelected', boolean()}.
 selectBlock(#wx_ref{type=ThisT,ref=ThisRef},{TopLeftR,TopLeftC},{BottomRightR,BottomRightC}, Options)
  when is_integer(TopLeftR),is_integer(TopLeftC),is_integer(BottomRightR),is_integer(BottomRightC),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -1453,7 +1453,7 @@ selectBlock(#wx_ref{type=ThisT,ref=ThisRef},{TopLeftR,TopLeftC},{BottomRightR,Bo
   <<ThisRef:32/?UI,TopLeftR:32/?UI,TopLeftC:32/?UI,BottomRightR:32/?UI,BottomRightC:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv selectBlock(This,TopRow,LeftCol,BottomRow,RightCol, [])
--spec selectBlock(This, TopRow, LeftCol, BottomRow, RightCol) -> ok when
+-spec selectBlock(This, TopRow, LeftCol, BottomRow, RightCol) -> 'ok' when
 	This::wxGrid(), TopRow::integer(), LeftCol::integer(), BottomRow::integer(), RightCol::integer().
 
 selectBlock(This,TopRow,LeftCol,BottomRow,RightCol)
@@ -1461,9 +1461,9 @@ selectBlock(This,TopRow,LeftCol,BottomRow,RightCol)
   selectBlock(This,TopRow,LeftCol,BottomRow,RightCol, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridselectblock">external documentation</a>.
--spec selectBlock(This, TopRow, LeftCol, BottomRow, RightCol, [Option]) -> ok when
+-spec selectBlock(This, TopRow, LeftCol, BottomRow, RightCol, [Option]) -> 'ok' when
 	This::wxGrid(), TopRow::integer(), LeftCol::integer(), BottomRow::integer(), RightCol::integer(),
-	Option :: {addToSelected, boolean()}.
+	Option :: {'addToSelected', boolean()}.
 selectBlock(#wx_ref{type=ThisT,ref=ThisRef},TopRow,LeftCol,BottomRow,RightCol, Options)
  when is_integer(TopRow),is_integer(LeftCol),is_integer(BottomRow),is_integer(RightCol),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -1474,7 +1474,7 @@ selectBlock(#wx_ref{type=ThisT,ref=ThisRef},TopRow,LeftCol,BottomRow,RightCol, O
   <<ThisRef:32/?UI,TopRow:32/?UI,LeftCol:32/?UI,BottomRow:32/?UI,RightCol:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv selectCol(This,Col, [])
--spec selectCol(This, Col) -> ok when
+-spec selectCol(This, Col) -> 'ok' when
 	This::wxGrid(), Col::integer().
 
 selectCol(This,Col)
@@ -1482,9 +1482,9 @@ selectCol(This,Col)
   selectCol(This,Col, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridselectcol">external documentation</a>.
--spec selectCol(This, Col, [Option]) -> ok when
+-spec selectCol(This, Col, [Option]) -> 'ok' when
 	This::wxGrid(), Col::integer(),
-	Option :: {addToSelected, boolean()}.
+	Option :: {'addToSelected', boolean()}.
 selectCol(#wx_ref{type=ThisT,ref=ThisRef},Col, Options)
  when is_integer(Col),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -1495,7 +1495,7 @@ selectCol(#wx_ref{type=ThisT,ref=ThisRef},Col, Options)
   <<ThisRef:32/?UI,Col:32/?UI, BinOpt/binary>>).
 
 %% @equiv selectRow(This,Row, [])
--spec selectRow(This, Row) -> ok when
+-spec selectRow(This, Row) -> 'ok' when
 	This::wxGrid(), Row::integer().
 
 selectRow(This,Row)
@@ -1503,9 +1503,9 @@ selectRow(This,Row)
   selectRow(This,Row, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridselectrow">external documentation</a>.
--spec selectRow(This, Row, [Option]) -> ok when
+-spec selectRow(This, Row, [Option]) -> 'ok' when
 	This::wxGrid(), Row::integer(),
-	Option :: {addToSelected, boolean()}.
+	Option :: {'addToSelected', boolean()}.
 selectRow(#wx_ref{type=ThisT,ref=ThisRef},Row, Options)
  when is_integer(Row),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -1516,7 +1516,7 @@ selectRow(#wx_ref{type=ThisT,ref=ThisRef},Row, Options)
   <<ThisRef:32/?UI,Row:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcellalignment">external documentation</a>.
--spec setCellAlignment(This, Align) -> ok when
+-spec setCellAlignment(This, Align) -> 'ok' when
 	This::wxGrid(), Align::integer().
 setCellAlignment(#wx_ref{type=ThisT,ref=ThisRef},Align)
  when is_integer(Align) ->
@@ -1525,7 +1525,7 @@ setCellAlignment(#wx_ref{type=ThisT,ref=ThisRef},Align)
   <<ThisRef:32/?UI,Align:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcellalignment">external documentation</a>.
--spec setCellAlignment(This, Align, Row, Col) -> ok when
+-spec setCellAlignment(This, Align, Row, Col) -> 'ok' when
 	This::wxGrid(), Align::integer(), Row::integer(), Col::integer().
 setCellAlignment(#wx_ref{type=ThisT,ref=ThisRef},Align,Row,Col)
  when is_integer(Align),is_integer(Row),is_integer(Col) ->
@@ -1534,7 +1534,7 @@ setCellAlignment(#wx_ref{type=ThisT,ref=ThisRef},Align,Row,Col)
   <<ThisRef:32/?UI,Align:32/?UI,Row:32/?UI,Col:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcellalignment">external documentation</a>.
--spec setCellAlignment(This, Row, Col, Horiz, Vert) -> ok when
+-spec setCellAlignment(This, Row, Col, Horiz, Vert) -> 'ok' when
 	This::wxGrid(), Row::integer(), Col::integer(), Horiz::integer(), Vert::integer().
 setCellAlignment(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,Horiz,Vert)
  when is_integer(Row),is_integer(Col),is_integer(Horiz),is_integer(Vert) ->
@@ -1543,7 +1543,7 @@ setCellAlignment(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,Horiz,Vert)
   <<ThisRef:32/?UI,Row:32/?UI,Col:32/?UI,Horiz:32/?UI,Vert:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcellbackgroundcolour">external documentation</a>.
--spec setCellBackgroundColour(This, Col) -> ok when
+-spec setCellBackgroundColour(This, Col) -> 'ok' when
 	This::wxGrid(), Col::wx:wx_colour().
 setCellBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Col)
  when tuple_size(Col) =:= 3; tuple_size(Col) =:= 4 ->
@@ -1553,12 +1553,12 @@ setCellBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Col)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcellbackgroundcolour">external documentation</a>.
 %% <br /> Also:<br />
-%% setCellBackgroundColour(This, Colour, Row, Col) -> ok when<br />
+%% setCellBackgroundColour(This, Colour, Row, Col) -> 'ok' when<br />
 %% 	This::wxGrid(), Colour::wx:wx_colour(), Row::integer(), Col::integer().<br />
 %% 
--spec setCellBackgroundColour(This, Row, Col, Val) -> ok when
+-spec setCellBackgroundColour(This, Row, Col, Val) -> 'ok' when
 	This::wxGrid(), Row::integer(), Col::integer(), Val::wx:wx_colour();
-      (This, Colour, Row, Col) -> ok when
+      (This, Colour, Row, Col) -> 'ok' when
 	This::wxGrid(), Colour::wx:wx_colour(), Row::integer(), Col::integer().
 setCellBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,Val)
  when is_integer(Row),is_integer(Col),tuple_size(Val) =:= 3; tuple_size(Val) =:= 4 ->
@@ -1572,7 +1572,7 @@ setCellBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Colour,Row,Col)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary,Row:32/?UI,Col:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcelleditor">external documentation</a>.
--spec setCellEditor(This, Row, Col, Editor) -> ok when
+-spec setCellEditor(This, Row, Col, Editor) -> 'ok' when
 	This::wxGrid(), Row::integer(), Col::integer(), Editor::wxGridCellEditor:wxGridCellEditor().
 setCellEditor(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,#wx_ref{type=EditorT,ref=EditorRef})
  when is_integer(Row),is_integer(Col) ->
@@ -1582,7 +1582,7 @@ setCellEditor(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,#wx_ref{type=EditorT,ref=E
   <<ThisRef:32/?UI,Row:32/?UI,Col:32/?UI,EditorRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcellfont">external documentation</a>.
--spec setCellFont(This, Row, Col, Val) -> ok when
+-spec setCellFont(This, Row, Col, Val) -> 'ok' when
 	This::wxGrid(), Row::integer(), Col::integer(), Val::wxFont:wxFont().
 setCellFont(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,#wx_ref{type=ValT,ref=ValRef})
  when is_integer(Row),is_integer(Col) ->
@@ -1592,7 +1592,7 @@ setCellFont(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,#wx_ref{type=ValT,ref=ValRef
   <<ThisRef:32/?UI,Row:32/?UI,Col:32/?UI,ValRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcellrenderer">external documentation</a>.
--spec setCellRenderer(This, Row, Col, Renderer) -> ok when
+-spec setCellRenderer(This, Row, Col, Renderer) -> 'ok' when
 	This::wxGrid(), Row::integer(), Col::integer(), Renderer::wxGridCellRenderer:wxGridCellRenderer().
 setCellRenderer(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,#wx_ref{type=RendererT,ref=RendererRef})
  when is_integer(Row),is_integer(Col) ->
@@ -1602,7 +1602,7 @@ setCellRenderer(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,#wx_ref{type=RendererT,r
   <<ThisRef:32/?UI,Row:32/?UI,Col:32/?UI,RendererRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcelltextcolour">external documentation</a>.
--spec setCellTextColour(This, Col) -> ok when
+-spec setCellTextColour(This, Col) -> 'ok' when
 	This::wxGrid(), Col::wx:wx_colour().
 setCellTextColour(#wx_ref{type=ThisT,ref=ThisRef},Col)
  when tuple_size(Col) =:= 3; tuple_size(Col) =:= 4 ->
@@ -1612,12 +1612,12 @@ setCellTextColour(#wx_ref{type=ThisT,ref=ThisRef},Col)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcelltextcolour">external documentation</a>.
 %% <br /> Also:<br />
-%% setCellTextColour(This, Val, Row, Col) -> ok when<br />
+%% setCellTextColour(This, Val, Row, Col) -> 'ok' when<br />
 %% 	This::wxGrid(), Val::wx:wx_colour(), Row::integer(), Col::integer().<br />
 %% 
--spec setCellTextColour(This, Row, Col, Val) -> ok when
+-spec setCellTextColour(This, Row, Col, Val) -> 'ok' when
 	This::wxGrid(), Row::integer(), Col::integer(), Val::wx:wx_colour();
-      (This, Val, Row, Col) -> ok when
+      (This, Val, Row, Col) -> 'ok' when
 	This::wxGrid(), Val::wx:wx_colour(), Row::integer(), Col::integer().
 setCellTextColour(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,Val)
  when is_integer(Row),is_integer(Col),tuple_size(Val) =:= 3; tuple_size(Val) =:= 4 ->
@@ -1631,7 +1631,7 @@ setCellTextColour(#wx_ref{type=ThisT,ref=ThisRef},Val,Row,Col)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Val)):16/binary,Row:32/?UI,Col:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcellvalue">external documentation</a>.
--spec setCellValue(This, Coords, S) -> ok when
+-spec setCellValue(This, Coords, S) -> 'ok' when
 	This::wxGrid(), Coords::{R::integer(), C::integer()}, S::unicode:chardata().
 setCellValue(#wx_ref{type=ThisT,ref=ThisRef},{CoordsR,CoordsC},S)
  when is_integer(CoordsR),is_integer(CoordsC),is_list(S) ->
@@ -1642,12 +1642,12 @@ setCellValue(#wx_ref{type=ThisT,ref=ThisRef},{CoordsR,CoordsC},S)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcellvalue">external documentation</a>.
 %% <br /> Also:<br />
-%% setCellValue(This, Val, Row, Col) -> ok when<br />
+%% setCellValue(This, Val, Row, Col) -> 'ok' when<br />
 %% 	This::wxGrid(), Val::unicode:chardata(), Row::integer(), Col::integer().<br />
 %% 
--spec setCellValue(This, Row, Col, S) -> ok when
+-spec setCellValue(This, Row, Col, S) -> 'ok' when
 	This::wxGrid(), Row::integer(), Col::integer(), S::unicode:chardata();
-      (This, Val, Row, Col) -> ok when
+      (This, Val, Row, Col) -> 'ok' when
 	This::wxGrid(), Val::unicode:chardata(), Row::integer(), Col::integer().
 setCellValue(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,S)
  when is_integer(Row),is_integer(Col),is_list(S) ->
@@ -1663,7 +1663,7 @@ setCellValue(#wx_ref{type=ThisT,ref=ThisRef},Val,Row,Col)
   <<ThisRef:32/?UI,(byte_size(Val_UC)):32/?UI,(Val_UC)/binary, 0:(((8- ((0+byte_size(Val_UC)) band 16#7)) band 16#7))/unit:8,Row:32/?UI,Col:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcolattr">external documentation</a>.
--spec setColAttr(This, Col, Attr) -> ok when
+-spec setColAttr(This, Col, Attr) -> 'ok' when
 	This::wxGrid(), Col::integer(), Attr::wxGridCellAttr:wxGridCellAttr().
 setColAttr(#wx_ref{type=ThisT,ref=ThisRef},Col,#wx_ref{type=AttrT,ref=AttrRef})
  when is_integer(Col) ->
@@ -1673,7 +1673,7 @@ setColAttr(#wx_ref{type=ThisT,ref=ThisRef},Col,#wx_ref{type=AttrT,ref=AttrRef})
   <<ThisRef:32/?UI,Col:32/?UI,AttrRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcolformatbool">external documentation</a>.
--spec setColFormatBool(This, Col) -> ok when
+-spec setColFormatBool(This, Col) -> 'ok' when
 	This::wxGrid(), Col::integer().
 setColFormatBool(#wx_ref{type=ThisT,ref=ThisRef},Col)
  when is_integer(Col) ->
@@ -1682,7 +1682,7 @@ setColFormatBool(#wx_ref{type=ThisT,ref=ThisRef},Col)
   <<ThisRef:32/?UI,Col:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcolformatnumber">external documentation</a>.
--spec setColFormatNumber(This, Col) -> ok when
+-spec setColFormatNumber(This, Col) -> 'ok' when
 	This::wxGrid(), Col::integer().
 setColFormatNumber(#wx_ref{type=ThisT,ref=ThisRef},Col)
  when is_integer(Col) ->
@@ -1691,7 +1691,7 @@ setColFormatNumber(#wx_ref{type=ThisT,ref=ThisRef},Col)
   <<ThisRef:32/?UI,Col:32/?UI>>).
 
 %% @equiv setColFormatFloat(This,Col, [])
--spec setColFormatFloat(This, Col) -> ok when
+-spec setColFormatFloat(This, Col) -> 'ok' when
 	This::wxGrid(), Col::integer().
 
 setColFormatFloat(This,Col)
@@ -1699,10 +1699,10 @@ setColFormatFloat(This,Col)
   setColFormatFloat(This,Col, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcolformatfloat">external documentation</a>.
--spec setColFormatFloat(This, Col, [Option]) -> ok when
+-spec setColFormatFloat(This, Col, [Option]) -> 'ok' when
 	This::wxGrid(), Col::integer(),
-	Option :: {width, integer()}
-		 | {precision, integer()}.
+	Option :: {'width', integer()}
+		 | {'precision', integer()}.
 setColFormatFloat(#wx_ref{type=ThisT,ref=ThisRef},Col, Options)
  when is_integer(Col),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -1714,7 +1714,7 @@ setColFormatFloat(#wx_ref{type=ThisT,ref=ThisRef},Col, Options)
   <<ThisRef:32/?UI,Col:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcolformatcustom">external documentation</a>.
--spec setColFormatCustom(This, Col, TypeName) -> ok when
+-spec setColFormatCustom(This, Col, TypeName) -> 'ok' when
 	This::wxGrid(), Col::integer(), TypeName::unicode:chardata().
 setColFormatCustom(#wx_ref{type=ThisT,ref=ThisRef},Col,TypeName)
  when is_integer(Col),is_list(TypeName) ->
@@ -1724,7 +1724,7 @@ setColFormatCustom(#wx_ref{type=ThisT,ref=ThisRef},Col,TypeName)
   <<ThisRef:32/?UI,Col:32/?UI,(byte_size(TypeName_UC)):32/?UI,(TypeName_UC)/binary, 0:(((8- ((4+byte_size(TypeName_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcollabelalignment">external documentation</a>.
--spec setColLabelAlignment(This, Horiz, Vert) -> ok when
+-spec setColLabelAlignment(This, Horiz, Vert) -> 'ok' when
 	This::wxGrid(), Horiz::integer(), Vert::integer().
 setColLabelAlignment(#wx_ref{type=ThisT,ref=ThisRef},Horiz,Vert)
  when is_integer(Horiz),is_integer(Vert) ->
@@ -1733,7 +1733,7 @@ setColLabelAlignment(#wx_ref{type=ThisT,ref=ThisRef},Horiz,Vert)
   <<ThisRef:32/?UI,Horiz:32/?UI,Vert:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcollabelsize">external documentation</a>.
--spec setColLabelSize(This, Height) -> ok when
+-spec setColLabelSize(This, Height) -> 'ok' when
 	This::wxGrid(), Height::integer().
 setColLabelSize(#wx_ref{type=ThisT,ref=ThisRef},Height)
  when is_integer(Height) ->
@@ -1742,7 +1742,7 @@ setColLabelSize(#wx_ref{type=ThisT,ref=ThisRef},Height)
   <<ThisRef:32/?UI,Height:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcollabelvalue">external documentation</a>.
--spec setColLabelValue(This, Col, Val) -> ok when
+-spec setColLabelValue(This, Col, Val) -> 'ok' when
 	This::wxGrid(), Col::integer(), Val::unicode:chardata().
 setColLabelValue(#wx_ref{type=ThisT,ref=ThisRef},Col,Val)
  when is_integer(Col),is_list(Val) ->
@@ -1752,7 +1752,7 @@ setColLabelValue(#wx_ref{type=ThisT,ref=ThisRef},Col,Val)
   <<ThisRef:32/?UI,Col:32/?UI,(byte_size(Val_UC)):32/?UI,(Val_UC)/binary, 0:(((8- ((4+byte_size(Val_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcolminimalwidth">external documentation</a>.
--spec setColMinimalWidth(This, Col, Width) -> ok when
+-spec setColMinimalWidth(This, Col, Width) -> 'ok' when
 	This::wxGrid(), Col::integer(), Width::integer().
 setColMinimalWidth(#wx_ref{type=ThisT,ref=ThisRef},Col,Width)
  when is_integer(Col),is_integer(Width) ->
@@ -1761,7 +1761,7 @@ setColMinimalWidth(#wx_ref{type=ThisT,ref=ThisRef},Col,Width)
   <<ThisRef:32/?UI,Col:32/?UI,Width:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcolminimalacceptablewidth">external documentation</a>.
--spec setColMinimalAcceptableWidth(This, Width) -> ok when
+-spec setColMinimalAcceptableWidth(This, Width) -> 'ok' when
 	This::wxGrid(), Width::integer().
 setColMinimalAcceptableWidth(#wx_ref{type=ThisT,ref=ThisRef},Width)
  when is_integer(Width) ->
@@ -1770,7 +1770,7 @@ setColMinimalAcceptableWidth(#wx_ref{type=ThisT,ref=ThisRef},Width)
   <<ThisRef:32/?UI,Width:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetcolsize">external documentation</a>.
--spec setColSize(This, Col, Width) -> ok when
+-spec setColSize(This, Col, Width) -> 'ok' when
 	This::wxGrid(), Col::integer(), Width::integer().
 setColSize(#wx_ref{type=ThisT,ref=ThisRef},Col,Width)
  when is_integer(Col),is_integer(Width) ->
@@ -1779,7 +1779,7 @@ setColSize(#wx_ref{type=ThisT,ref=ThisRef},Col,Width)
   <<ThisRef:32/?UI,Col:32/?UI,Width:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetdefaultcellalignment">external documentation</a>.
--spec setDefaultCellAlignment(This, Horiz, Vert) -> ok when
+-spec setDefaultCellAlignment(This, Horiz, Vert) -> 'ok' when
 	This::wxGrid(), Horiz::integer(), Vert::integer().
 setDefaultCellAlignment(#wx_ref{type=ThisT,ref=ThisRef},Horiz,Vert)
  when is_integer(Horiz),is_integer(Vert) ->
@@ -1788,7 +1788,7 @@ setDefaultCellAlignment(#wx_ref{type=ThisT,ref=ThisRef},Horiz,Vert)
   <<ThisRef:32/?UI,Horiz:32/?UI,Vert:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetdefaultcellbackgroundcolour">external documentation</a>.
--spec setDefaultCellBackgroundColour(This, Val) -> ok when
+-spec setDefaultCellBackgroundColour(This, Val) -> 'ok' when
 	This::wxGrid(), Val::wx:wx_colour().
 setDefaultCellBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Val)
  when tuple_size(Val) =:= 3; tuple_size(Val) =:= 4 ->
@@ -1797,7 +1797,7 @@ setDefaultCellBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Val)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Val)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetdefaultcellfont">external documentation</a>.
--spec setDefaultCellFont(This, Val) -> ok when
+-spec setDefaultCellFont(This, Val) -> 'ok' when
 	This::wxGrid(), Val::wxFont:wxFont().
 setDefaultCellFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ValT,ref=ValRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -1806,7 +1806,7 @@ setDefaultCellFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ValT,ref=ValRef}
   <<ThisRef:32/?UI,ValRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetdefaultcelltextcolour">external documentation</a>.
--spec setDefaultCellTextColour(This, Val) -> ok when
+-spec setDefaultCellTextColour(This, Val) -> 'ok' when
 	This::wxGrid(), Val::wx:wx_colour().
 setDefaultCellTextColour(#wx_ref{type=ThisT,ref=ThisRef},Val)
  when tuple_size(Val) =:= 3; tuple_size(Val) =:= 4 ->
@@ -1815,7 +1815,7 @@ setDefaultCellTextColour(#wx_ref{type=ThisT,ref=ThisRef},Val)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Val)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetdefaulteditor">external documentation</a>.
--spec setDefaultEditor(This, Editor) -> ok when
+-spec setDefaultEditor(This, Editor) -> 'ok' when
 	This::wxGrid(), Editor::wxGridCellEditor:wxGridCellEditor().
 setDefaultEditor(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=EditorT,ref=EditorRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -1824,7 +1824,7 @@ setDefaultEditor(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=EditorT,ref=Editor
   <<ThisRef:32/?UI,EditorRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetdefaultrenderer">external documentation</a>.
--spec setDefaultRenderer(This, Renderer) -> ok when
+-spec setDefaultRenderer(This, Renderer) -> 'ok' when
 	This::wxGrid(), Renderer::wxGridCellRenderer:wxGridCellRenderer().
 setDefaultRenderer(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=RendererT,ref=RendererRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -1833,7 +1833,7 @@ setDefaultRenderer(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=RendererT,ref=Re
   <<ThisRef:32/?UI,RendererRef:32/?UI>>).
 
 %% @equiv setDefaultColSize(This,Width, [])
--spec setDefaultColSize(This, Width) -> ok when
+-spec setDefaultColSize(This, Width) -> 'ok' when
 	This::wxGrid(), Width::integer().
 
 setDefaultColSize(This,Width)
@@ -1841,9 +1841,9 @@ setDefaultColSize(This,Width)
   setDefaultColSize(This,Width, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetdefaultcolsize">external documentation</a>.
--spec setDefaultColSize(This, Width, [Option]) -> ok when
+-spec setDefaultColSize(This, Width, [Option]) -> 'ok' when
 	This::wxGrid(), Width::integer(),
-	Option :: {resizeExistingCols, boolean()}.
+	Option :: {'resizeExistingCols', boolean()}.
 setDefaultColSize(#wx_ref{type=ThisT,ref=ThisRef},Width, Options)
  when is_integer(Width),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -1854,7 +1854,7 @@ setDefaultColSize(#wx_ref{type=ThisT,ref=ThisRef},Width, Options)
   <<ThisRef:32/?UI,Width:32/?UI, BinOpt/binary>>).
 
 %% @equiv setDefaultRowSize(This,Height, [])
--spec setDefaultRowSize(This, Height) -> ok when
+-spec setDefaultRowSize(This, Height) -> 'ok' when
 	This::wxGrid(), Height::integer().
 
 setDefaultRowSize(This,Height)
@@ -1862,9 +1862,9 @@ setDefaultRowSize(This,Height)
   setDefaultRowSize(This,Height, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetdefaultrowsize">external documentation</a>.
--spec setDefaultRowSize(This, Height, [Option]) -> ok when
+-spec setDefaultRowSize(This, Height, [Option]) -> 'ok' when
 	This::wxGrid(), Height::integer(),
-	Option :: {resizeExistingRows, boolean()}.
+	Option :: {'resizeExistingRows', boolean()}.
 setDefaultRowSize(#wx_ref{type=ThisT,ref=ThisRef},Height, Options)
  when is_integer(Height),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -1875,7 +1875,7 @@ setDefaultRowSize(#wx_ref{type=ThisT,ref=ThisRef},Height, Options)
   <<ThisRef:32/?UI,Height:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetgridcursor">external documentation</a>.
--spec setGridCursor(This, Row, Col) -> ok when
+-spec setGridCursor(This, Row, Col) -> 'ok' when
 	This::wxGrid(), Row::integer(), Col::integer().
 setGridCursor(#wx_ref{type=ThisT,ref=ThisRef},Row,Col)
  when is_integer(Row),is_integer(Col) ->
@@ -1884,7 +1884,7 @@ setGridCursor(#wx_ref{type=ThisT,ref=ThisRef},Row,Col)
   <<ThisRef:32/?UI,Row:32/?UI,Col:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetgridlinecolour">external documentation</a>.
--spec setGridLineColour(This, Val) -> ok when
+-spec setGridLineColour(This, Val) -> 'ok' when
 	This::wxGrid(), Val::wx:wx_colour().
 setGridLineColour(#wx_ref{type=ThisT,ref=ThisRef},Val)
  when tuple_size(Val) =:= 3; tuple_size(Val) =:= 4 ->
@@ -1893,7 +1893,7 @@ setGridLineColour(#wx_ref{type=ThisT,ref=ThisRef},Val)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Val)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetlabelbackgroundcolour">external documentation</a>.
--spec setLabelBackgroundColour(This, Val) -> ok when
+-spec setLabelBackgroundColour(This, Val) -> 'ok' when
 	This::wxGrid(), Val::wx:wx_colour().
 setLabelBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Val)
  when tuple_size(Val) =:= 3; tuple_size(Val) =:= 4 ->
@@ -1902,7 +1902,7 @@ setLabelBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Val)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Val)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetlabelfont">external documentation</a>.
--spec setLabelFont(This, Val) -> ok when
+-spec setLabelFont(This, Val) -> 'ok' when
 	This::wxGrid(), Val::wxFont:wxFont().
 setLabelFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ValT,ref=ValRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -1911,7 +1911,7 @@ setLabelFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ValT,ref=ValRef}) ->
   <<ThisRef:32/?UI,ValRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetlabeltextcolour">external documentation</a>.
--spec setLabelTextColour(This, Val) -> ok when
+-spec setLabelTextColour(This, Val) -> 'ok' when
 	This::wxGrid(), Val::wx:wx_colour().
 setLabelTextColour(#wx_ref{type=ThisT,ref=ThisRef},Val)
  when tuple_size(Val) =:= 3; tuple_size(Val) =:= 4 ->
@@ -1920,7 +1920,7 @@ setLabelTextColour(#wx_ref{type=ThisT,ref=ThisRef},Val)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Val)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetmargins">external documentation</a>.
--spec setMargins(This, ExtraWidth, ExtraHeight) -> ok when
+-spec setMargins(This, ExtraWidth, ExtraHeight) -> 'ok' when
 	This::wxGrid(), ExtraWidth::integer(), ExtraHeight::integer().
 setMargins(#wx_ref{type=ThisT,ref=ThisRef},ExtraWidth,ExtraHeight)
  when is_integer(ExtraWidth),is_integer(ExtraHeight) ->
@@ -1929,7 +1929,7 @@ setMargins(#wx_ref{type=ThisT,ref=ThisRef},ExtraWidth,ExtraHeight)
   <<ThisRef:32/?UI,ExtraWidth:32/?UI,ExtraHeight:32/?UI>>).
 
 %% @equiv setReadOnly(This,Row,Col, [])
--spec setReadOnly(This, Row, Col) -> ok when
+-spec setReadOnly(This, Row, Col) -> 'ok' when
 	This::wxGrid(), Row::integer(), Col::integer().
 
 setReadOnly(This,Row,Col)
@@ -1937,9 +1937,9 @@ setReadOnly(This,Row,Col)
   setReadOnly(This,Row,Col, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetreadonly">external documentation</a>.
--spec setReadOnly(This, Row, Col, [Option]) -> ok when
+-spec setReadOnly(This, Row, Col, [Option]) -> 'ok' when
 	This::wxGrid(), Row::integer(), Col::integer(),
-	Option :: {isReadOnly, boolean()}.
+	Option :: {'isReadOnly', boolean()}.
 setReadOnly(#wx_ref{type=ThisT,ref=ThisRef},Row,Col, Options)
  when is_integer(Row),is_integer(Col),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -1950,7 +1950,7 @@ setReadOnly(#wx_ref{type=ThisT,ref=ThisRef},Row,Col, Options)
   <<ThisRef:32/?UI,Row:32/?UI,Col:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetrowattr">external documentation</a>.
--spec setRowAttr(This, Row, Attr) -> ok when
+-spec setRowAttr(This, Row, Attr) -> 'ok' when
 	This::wxGrid(), Row::integer(), Attr::wxGridCellAttr:wxGridCellAttr().
 setRowAttr(#wx_ref{type=ThisT,ref=ThisRef},Row,#wx_ref{type=AttrT,ref=AttrRef})
  when is_integer(Row) ->
@@ -1960,7 +1960,7 @@ setRowAttr(#wx_ref{type=ThisT,ref=ThisRef},Row,#wx_ref{type=AttrT,ref=AttrRef})
   <<ThisRef:32/?UI,Row:32/?UI,AttrRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetrowlabelalignment">external documentation</a>.
--spec setRowLabelAlignment(This, Horiz, Vert) -> ok when
+-spec setRowLabelAlignment(This, Horiz, Vert) -> 'ok' when
 	This::wxGrid(), Horiz::integer(), Vert::integer().
 setRowLabelAlignment(#wx_ref{type=ThisT,ref=ThisRef},Horiz,Vert)
  when is_integer(Horiz),is_integer(Vert) ->
@@ -1969,7 +1969,7 @@ setRowLabelAlignment(#wx_ref{type=ThisT,ref=ThisRef},Horiz,Vert)
   <<ThisRef:32/?UI,Horiz:32/?UI,Vert:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetrowlabelsize">external documentation</a>.
--spec setRowLabelSize(This, Width) -> ok when
+-spec setRowLabelSize(This, Width) -> 'ok' when
 	This::wxGrid(), Width::integer().
 setRowLabelSize(#wx_ref{type=ThisT,ref=ThisRef},Width)
  when is_integer(Width) ->
@@ -1978,7 +1978,7 @@ setRowLabelSize(#wx_ref{type=ThisT,ref=ThisRef},Width)
   <<ThisRef:32/?UI,Width:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetrowlabelvalue">external documentation</a>.
--spec setRowLabelValue(This, Row, Val) -> ok when
+-spec setRowLabelValue(This, Row, Val) -> 'ok' when
 	This::wxGrid(), Row::integer(), Val::unicode:chardata().
 setRowLabelValue(#wx_ref{type=ThisT,ref=ThisRef},Row,Val)
  when is_integer(Row),is_list(Val) ->
@@ -1988,7 +1988,7 @@ setRowLabelValue(#wx_ref{type=ThisT,ref=ThisRef},Row,Val)
   <<ThisRef:32/?UI,Row:32/?UI,(byte_size(Val_UC)):32/?UI,(Val_UC)/binary, 0:(((8- ((4+byte_size(Val_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetrowminimalheight">external documentation</a>.
--spec setRowMinimalHeight(This, Row, Width) -> ok when
+-spec setRowMinimalHeight(This, Row, Width) -> 'ok' when
 	This::wxGrid(), Row::integer(), Width::integer().
 setRowMinimalHeight(#wx_ref{type=ThisT,ref=ThisRef},Row,Width)
  when is_integer(Row),is_integer(Width) ->
@@ -1997,7 +1997,7 @@ setRowMinimalHeight(#wx_ref{type=ThisT,ref=ThisRef},Row,Width)
   <<ThisRef:32/?UI,Row:32/?UI,Width:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetrowminimalacceptableheight">external documentation</a>.
--spec setRowMinimalAcceptableHeight(This, Width) -> ok when
+-spec setRowMinimalAcceptableHeight(This, Width) -> 'ok' when
 	This::wxGrid(), Width::integer().
 setRowMinimalAcceptableHeight(#wx_ref{type=ThisT,ref=ThisRef},Width)
  when is_integer(Width) ->
@@ -2006,7 +2006,7 @@ setRowMinimalAcceptableHeight(#wx_ref{type=ThisT,ref=ThisRef},Width)
   <<ThisRef:32/?UI,Width:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetrowsize">external documentation</a>.
--spec setRowSize(This, Row, Height) -> ok when
+-spec setRowSize(This, Row, Height) -> 'ok' when
 	This::wxGrid(), Row::integer(), Height::integer().
 setRowSize(#wx_ref{type=ThisT,ref=ThisRef},Row,Height)
  when is_integer(Row),is_integer(Height) ->
@@ -2015,7 +2015,7 @@ setRowSize(#wx_ref{type=ThisT,ref=ThisRef},Row,Height)
   <<ThisRef:32/?UI,Row:32/?UI,Height:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetscrolllinex">external documentation</a>.
--spec setScrollLineX(This, X) -> ok when
+-spec setScrollLineX(This, X) -> 'ok' when
 	This::wxGrid(), X::integer().
 setScrollLineX(#wx_ref{type=ThisT,ref=ThisRef},X)
  when is_integer(X) ->
@@ -2024,7 +2024,7 @@ setScrollLineX(#wx_ref{type=ThisT,ref=ThisRef},X)
   <<ThisRef:32/?UI,X:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetscrollliney">external documentation</a>.
--spec setScrollLineY(This, Y) -> ok when
+-spec setScrollLineY(This, Y) -> 'ok' when
 	This::wxGrid(), Y::integer().
 setScrollLineY(#wx_ref{type=ThisT,ref=ThisRef},Y)
  when is_integer(Y) ->
@@ -2033,7 +2033,7 @@ setScrollLineY(#wx_ref{type=ThisT,ref=ThisRef},Y)
   <<ThisRef:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetselectionbackground">external documentation</a>.
--spec setSelectionBackground(This, C) -> ok when
+-spec setSelectionBackground(This, C) -> 'ok' when
 	This::wxGrid(), C::wx:wx_colour().
 setSelectionBackground(#wx_ref{type=ThisT,ref=ThisRef},C)
  when tuple_size(C) =:= 3; tuple_size(C) =:= 4 ->
@@ -2042,7 +2042,7 @@ setSelectionBackground(#wx_ref{type=ThisT,ref=ThisRef},C)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(C)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetselectionforeground">external documentation</a>.
--spec setSelectionForeground(This, C) -> ok when
+-spec setSelectionForeground(This, C) -> 'ok' when
 	This::wxGrid(), C::wx:wx_colour().
 setSelectionForeground(#wx_ref{type=ThisT,ref=ThisRef},C)
  when tuple_size(C) =:= 3; tuple_size(C) =:= 4 ->
@@ -2052,7 +2052,7 @@ setSelectionForeground(#wx_ref{type=ThisT,ref=ThisRef},C)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridsetselectionmode">external documentation</a>.
 %%<br /> Selmode = ?wxGrid_wxGridSelectCells | ?wxGrid_wxGridSelectRows | ?wxGrid_wxGridSelectColumns
--spec setSelectionMode(This, Selmode) -> ok when
+-spec setSelectionMode(This, Selmode) -> 'ok' when
 	This::wxGrid(), Selmode::wx:wx_enum().
 setSelectionMode(#wx_ref{type=ThisT,ref=ThisRef},Selmode)
  when is_integer(Selmode) ->
@@ -2061,7 +2061,7 @@ setSelectionMode(#wx_ref{type=ThisT,ref=ThisRef},Selmode)
   <<ThisRef:32/?UI,Selmode:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridshowcelleditcontrol">external documentation</a>.
--spec showCellEditControl(This) -> ok when
+-spec showCellEditControl(This) -> 'ok' when
 	This::wxGrid().
 showCellEditControl(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGrid),
@@ -2079,7 +2079,7 @@ xToCol(This,X)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgrid.html#wxgridxtocol">external documentation</a>.
 -spec xToCol(This, X, [Option]) -> integer() when
 	This::wxGrid(), X::integer(),
-	Option :: {clipToMinMax, boolean()}.
+	Option :: {'clipToMinMax', boolean()}.
 xToCol(#wx_ref{type=ThisT,ref=ThisRef},X, Options)
  when is_integer(X),is_list(Options) ->
   ?CLASS(ThisT,wxGrid),
@@ -2117,7 +2117,7 @@ yToRow(#wx_ref{type=ThisT,ref=ThisRef},Y)
   <<ThisRef:32/?UI,Y:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGrid()) -> ok.
+-spec destroy(This::wxGrid()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGrid),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxGridBagSizer.erl b/lib/wx/src/gen/wxGridBagSizer.erl
index 521bf7d5de..93ed002d6c 100644
--- a/lib/wx/src/gen/wxGridBagSizer.erl
+++ b/lib/wx/src/gen/wxGridBagSizer.erl
@@ -65,8 +65,8 @@ new() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridbagsizer.html#wxgridbagsizerwxgridbagsizer">external documentation</a>.
 -spec new([Option]) -> wxGridBagSizer() when
-	Option :: {vgap, integer()}
-		 | {hgap, integer()}.
+	Option :: {'vgap', integer()}
+		 | {'hgap', integer()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({vgap, Vgap}, Acc) -> [<<1:32/?UI,Vgap:32/?UI>>|Acc];
@@ -96,10 +96,10 @@ add(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ItemT,ref=ItemRef}) ->
 %% 	This::wxGridBagSizer(), Window::wxWindow:wxWindow() | wxSizer:wxSizer(), Pos::{R::integer(), C::integer()};<br />
 %%       (This, Window, [Option]) -> wxSizerItem:wxSizerItem() when<br />
 %% 	This::wxGridBagSizer(), Window::wxWindow:wxWindow() | wxSizer:wxSizer(),<br />
-%% 	Option :: {proportion, integer()}<br />
-%% 		 | {flag, integer()}<br />
-%% 		 | {border, integer()}<br />
-%% 		 | {userData, wx:wx_object()}.<br />
+%% 	Option :: {'proportion', integer()}<br />
+%% 		 | {'flag', integer()}<br />
+%% 		 | {'border', integer()}<br />
+%% 		 | {'userData', wx:wx_object()}.<br />
 %% 
 -spec add(This, Width, Height) -> wxSizerItem:wxSizerItem() when
 	This::wxGridBagSizer(), Width::integer(), Height::integer();
@@ -107,10 +107,10 @@ add(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ItemT,ref=ItemRef}) ->
 	This::wxGridBagSizer(), Window::wxWindow:wxWindow() | wxSizer:wxSizer(), Pos::{R::integer(), C::integer()};
       (This, Window, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxGridBagSizer(), Window::wxWindow:wxWindow() | wxSizer:wxSizer(),
-	Option :: {proportion, integer()}
-		 | {flag, integer()}
-		 | {border, integer()}
-		 | {userData, wx:wx_object()}.
+	Option :: {'proportion', integer()}
+		 | {'flag', integer()}
+		 | {'border', integer()}
+		 | {'userData', wx:wx_object()}.
 
 add(This,Width,Height)
  when is_record(This, wx_ref),is_integer(Width),is_integer(Height) ->
@@ -141,31 +141,31 @@ add(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}, Options
 %% <br /> Also:<br />
 %% add(This, Width, Height, [Option]) -> wxSizerItem:wxSizerItem() when<br />
 %% 	This::wxGridBagSizer(), Width::integer(), Height::integer(),<br />
-%% 	Option :: {proportion, integer()}<br />
-%% 		 | {flag, integer()}<br />
-%% 		 | {border, integer()}<br />
-%% 		 | {userData, wx:wx_object()};<br />
+%% 	Option :: {'proportion', integer()}<br />
+%% 		 | {'flag', integer()}<br />
+%% 		 | {'border', integer()}<br />
+%% 		 | {'userData', wx:wx_object()};<br />
 %%       (This, Window, Pos, [Option]) -> wxSizerItem:wxSizerItem() when<br />
 %% 	This::wxGridBagSizer(), Window::wxWindow:wxWindow() | wxSizer:wxSizer(), Pos::{R::integer(), C::integer()},<br />
-%% 	Option :: {span, {RS::integer(), CS::integer()}}<br />
-%% 		 | {flag, integer()}<br />
-%% 		 | {border, integer()}<br />
-%% 		 | {userData, wx:wx_object()}.<br />
+%% 	Option :: {'span', {RS::integer(), CS::integer()}}<br />
+%% 		 | {'flag', integer()}<br />
+%% 		 | {'border', integer()}<br />
+%% 		 | {'userData', wx:wx_object()}.<br />
 %% 
 -spec add(This, Width, Height, Pos) -> wxSizerItem:wxSizerItem() when
 	This::wxGridBagSizer(), Width::integer(), Height::integer(), Pos::{R::integer(), C::integer()};
       (This, Width, Height, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxGridBagSizer(), Width::integer(), Height::integer(),
-	Option :: {proportion, integer()}
-		 | {flag, integer()}
-		 | {border, integer()}
-		 | {userData, wx:wx_object()};
+	Option :: {'proportion', integer()}
+		 | {'flag', integer()}
+		 | {'border', integer()}
+		 | {'userData', wx:wx_object()};
       (This, Window, Pos, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxGridBagSizer(), Window::wxWindow:wxWindow() | wxSizer:wxSizer(), Pos::{R::integer(), C::integer()},
-	Option :: {span, {RS::integer(), CS::integer()}}
-		 | {flag, integer()}
-		 | {border, integer()}
-		 | {userData, wx:wx_object()}.
+	Option :: {'span', {RS::integer(), CS::integer()}}
+		 | {'flag', integer()}
+		 | {'border', integer()}
+		 | {'userData', wx:wx_object()}.
 
 add(This,Width,Height,Pos={PosR,PosC})
  when is_record(This, wx_ref),is_integer(Width),is_integer(Height),is_integer(PosR),is_integer(PosC) ->
@@ -202,10 +202,10 @@ add(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef},{PosR,Po
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridbagsizer.html#wxgridbagsizeradd">external documentation</a>.
 -spec add(This, Width, Height, Pos, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxGridBagSizer(), Width::integer(), Height::integer(), Pos::{R::integer(), C::integer()},
-	Option :: {span, {RS::integer(), CS::integer()}}
-		 | {flag, integer()}
-		 | {border, integer()}
-		 | {userData, wx:wx_object()}.
+	Option :: {'span', {RS::integer(), CS::integer()}}
+		 | {'flag', integer()}
+		 | {'border', integer()}
+		 | {'userData', wx:wx_object()}.
 add(#wx_ref{type=ThisT,ref=ThisRef},Width,Height,{PosR,PosC}, Options)
  when is_integer(Width),is_integer(Height),is_integer(PosR),is_integer(PosC),is_list(Options) ->
   ?CLASS(ThisT,wxGridBagSizer),
@@ -238,13 +238,13 @@ checkForIntersection(This,Item)
 %% <br /> Also:<br />
 %% checkForIntersection(This, Item, [Option]) -> boolean() when<br />
 %% 	This::wxGridBagSizer(), Item::wxGBSizerItem:wxGBSizerItem(),<br />
-%% 	Option :: {excludeItem, wxGBSizerItem:wxGBSizerItem()}.<br />
+%% 	Option :: {'excludeItem', wxGBSizerItem:wxGBSizerItem()}.<br />
 %% 
 -spec checkForIntersection(This, Pos, Span) -> boolean() when
 	This::wxGridBagSizer(), Pos::{R::integer(), C::integer()}, Span::{RS::integer(), CS::integer()};
       (This, Item, [Option]) -> boolean() when
 	This::wxGridBagSizer(), Item::wxGBSizerItem:wxGBSizerItem(),
-	Option :: {excludeItem, wxGBSizerItem:wxGBSizerItem()}.
+	Option :: {'excludeItem', wxGBSizerItem:wxGBSizerItem()}.
 
 checkForIntersection(This,Pos={PosR,PosC},Span={SpanRS,SpanCS})
  when is_record(This, wx_ref),is_integer(PosR),is_integer(PosC),is_integer(SpanRS),is_integer(SpanCS) ->
@@ -262,7 +262,7 @@ checkForIntersection(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ItemT,ref=Item
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridbagsizer.html#wxgridbagsizercheckforintersection">external documentation</a>.
 -spec checkForIntersection(This, Pos, Span, [Option]) -> boolean() when
 	This::wxGridBagSizer(), Pos::{R::integer(), C::integer()}, Span::{RS::integer(), CS::integer()},
-	Option :: {excludeItem, wxGBSizerItem:wxGBSizerItem()}.
+	Option :: {'excludeItem', wxGBSizerItem:wxGBSizerItem()}.
 checkForIntersection(#wx_ref{type=ThisT,ref=ThisRef},{PosR,PosC},{SpanRS,SpanCS}, Options)
  when is_integer(PosR),is_integer(PosC),is_integer(SpanRS),is_integer(SpanCS),is_list(Options) ->
   ?CLASS(ThisT,wxGridBagSizer),
@@ -381,7 +381,7 @@ getItemSpan(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef})
   <<ThisRef:32/?UI,WindowRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridbagsizer.html#wxgridbagsizersetemptycellsize">external documentation</a>.
--spec setEmptyCellSize(This, Sz) -> ok when
+-spec setEmptyCellSize(This, Sz) -> 'ok' when
 	This::wxGridBagSizer(), Sz::{W::integer(), H::integer()}.
 setEmptyCellSize(#wx_ref{type=ThisT,ref=ThisRef},{SzW,SzH})
  when is_integer(SzW),is_integer(SzH) ->
@@ -442,7 +442,7 @@ setItemSpan(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef},
   <<ThisRef:32/?UI,WindowRef:32/?UI,SpanRS:32/?UI,SpanCS:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGridBagSizer()) -> ok.
+-spec destroy(This::wxGridBagSizer()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGridBagSizer),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxGridCellAttr.erl b/lib/wx/src/gen/wxGridCellAttr.erl
index 8d55155c5c..b279be25d8 100644
--- a/lib/wx/src/gen/wxGridCellAttr.erl
+++ b/lib/wx/src/gen/wxGridCellAttr.erl
@@ -40,7 +40,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxGridCellAttr() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellattr.html#wxgridcellattrsettextcolour">external documentation</a>.
--spec setTextColour(This, ColText) -> ok when
+-spec setTextColour(This, ColText) -> 'ok' when
 	This::wxGridCellAttr(), ColText::wx:wx_colour().
 setTextColour(#wx_ref{type=ThisT,ref=ThisRef},ColText)
  when tuple_size(ColText) =:= 3; tuple_size(ColText) =:= 4 ->
@@ -49,7 +49,7 @@ setTextColour(#wx_ref{type=ThisT,ref=ThisRef},ColText)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(ColText)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellattr.html#wxgridcellattrsetbackgroundcolour">external documentation</a>.
--spec setBackgroundColour(This, ColBack) -> ok when
+-spec setBackgroundColour(This, ColBack) -> 'ok' when
 	This::wxGridCellAttr(), ColBack::wx:wx_colour().
 setBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},ColBack)
  when tuple_size(ColBack) =:= 3; tuple_size(ColBack) =:= 4 ->
@@ -58,7 +58,7 @@ setBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},ColBack)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(ColBack)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellattr.html#wxgridcellattrsetfont">external documentation</a>.
--spec setFont(This, Font) -> ok when
+-spec setFont(This, Font) -> 'ok' when
 	This::wxGridCellAttr(), Font::wxFont:wxFont().
 setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxGridCellAttr),
@@ -67,7 +67,7 @@ setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   <<ThisRef:32/?UI,FontRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellattr.html#wxgridcellattrsetalignment">external documentation</a>.
--spec setAlignment(This, HAlign, VAlign) -> ok when
+-spec setAlignment(This, HAlign, VAlign) -> 'ok' when
 	This::wxGridCellAttr(), HAlign::integer(), VAlign::integer().
 setAlignment(#wx_ref{type=ThisT,ref=ThisRef},HAlign,VAlign)
  when is_integer(HAlign),is_integer(VAlign) ->
@@ -76,7 +76,7 @@ setAlignment(#wx_ref{type=ThisT,ref=ThisRef},HAlign,VAlign)
   <<ThisRef:32/?UI,HAlign:32/?UI,VAlign:32/?UI>>).
 
 %% @equiv setReadOnly(This, [])
--spec setReadOnly(This) -> ok when
+-spec setReadOnly(This) -> 'ok' when
 	This::wxGridCellAttr().
 
 setReadOnly(This)
@@ -84,9 +84,9 @@ setReadOnly(This)
   setReadOnly(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellattr.html#wxgridcellattrsetreadonly">external documentation</a>.
--spec setReadOnly(This, [Option]) -> ok when
+-spec setReadOnly(This, [Option]) -> 'ok' when
 	This::wxGridCellAttr(),
-	Option :: {isReadOnly, boolean()}.
+	Option :: {'isReadOnly', boolean()}.
 setReadOnly(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxGridCellAttr),
@@ -97,7 +97,7 @@ setReadOnly(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellattr.html#wxgridcellattrsetrenderer">external documentation</a>.
--spec setRenderer(This, Renderer) -> ok when
+-spec setRenderer(This, Renderer) -> 'ok' when
 	This::wxGridCellAttr(), Renderer::wxGridCellRenderer:wxGridCellRenderer().
 setRenderer(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=RendererT,ref=RendererRef}) ->
   ?CLASS(ThisT,wxGridCellAttr),
@@ -106,7 +106,7 @@ setRenderer(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=RendererT,ref=RendererR
   <<ThisRef:32/?UI,RendererRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellattr.html#wxgridcellattrseteditor">external documentation</a>.
--spec setEditor(This, Editor) -> ok when
+-spec setEditor(This, Editor) -> 'ok' when
 	This::wxGridCellAttr(), Editor::wxGridCellEditor:wxGridCellEditor().
 setEditor(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=EditorT,ref=EditorRef}) ->
   ?CLASS(ThisT,wxGridCellAttr),
@@ -223,7 +223,7 @@ isReadOnly(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellattr.html#wxgridcellattrsetdefattr">external documentation</a>.
--spec setDefAttr(This, DefAttr) -> ok when
+-spec setDefAttr(This, DefAttr) -> 'ok' when
 	This::wxGridCellAttr(), DefAttr::wxGridCellAttr().
 setDefAttr(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DefAttrT,ref=DefAttrRef}) ->
   ?CLASS(ThisT,wxGridCellAttr),
diff --git a/lib/wx/src/gen/wxGridCellBoolEditor.erl b/lib/wx/src/gen/wxGridCellBoolEditor.erl
index 93a05e2959..1d949d54ff 100644
--- a/lib/wx/src/gen/wxGridCellBoolEditor.erl
+++ b/lib/wx/src/gen/wxGridCellBoolEditor.erl
@@ -58,15 +58,15 @@ isTrueValue(Value)
   <<(byte_size(Value_UC)):32/?UI,(Value_UC)/binary, 0:(((8- ((4+byte_size(Value_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @equiv useStringValues([])
--spec useStringValues() -> ok.
+-spec useStringValues() -> 'ok'.
 
 useStringValues() ->
   useStringValues([]).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellbooleditor.html#wxgridcellbooleditorusestringvalues">external documentation</a>.
--spec useStringValues([Option]) -> ok when
-	Option :: {valueTrue, unicode:chardata()}
-		 | {valueFalse, unicode:chardata()}.
+-spec useStringValues([Option]) -> 'ok' when
+	Option :: {'valueTrue', unicode:chardata()}
+		 | {'valueFalse', unicode:chardata()}.
 useStringValues(Options)
  when is_list(Options) ->
   MOpts = fun({valueTrue, ValueTrue}, Acc) ->   ValueTrue_UC = unicode:characters_to_binary([ValueTrue,0]),[<<1:32/?UI,(byte_size(ValueTrue_UC)):32/?UI,(ValueTrue_UC)/binary, 0:(((8- ((0+byte_size(ValueTrue_UC)) band 16#7)) band 16#7))/unit:8>>|Acc];
@@ -77,7 +77,7 @@ useStringValues(Options)
   <<BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGridCellBoolEditor()) -> ok.
+-spec destroy(This::wxGridCellBoolEditor()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGridCellBoolEditor),
   wxe_util:destroy(?wxGridCellBoolEditor_destroy,Obj),
diff --git a/lib/wx/src/gen/wxGridCellBoolRenderer.erl b/lib/wx/src/gen/wxGridCellBoolRenderer.erl
index ce576a3c1d..acdb9cb18f 100644
--- a/lib/wx/src/gen/wxGridCellBoolRenderer.erl
+++ b/lib/wx/src/gen/wxGridCellBoolRenderer.erl
@@ -46,7 +46,7 @@ new() ->
   <<>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGridCellBoolRenderer()) -> ok.
+-spec destroy(This::wxGridCellBoolRenderer()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGridCellBoolRenderer),
   wxe_util:destroy(?wxGridCellBoolRenderer_destroy,Obj),
diff --git a/lib/wx/src/gen/wxGridCellChoiceEditor.erl b/lib/wx/src/gen/wxGridCellChoiceEditor.erl
index 3e24ea21a0..d5487c3618 100644
--- a/lib/wx/src/gen/wxGridCellChoiceEditor.erl
+++ b/lib/wx/src/gen/wxGridCellChoiceEditor.erl
@@ -53,7 +53,7 @@ new(Choices)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellchoiceeditor.html#wxgridcellchoiceeditorwxgridcellchoiceeditor">external documentation</a>.
 -spec new(Choices, [Option]) -> wxGridCellChoiceEditor() when
 	Choices::[unicode:chardata()],
-	Option :: {allowOthers, boolean()}.
+	Option :: {'allowOthers', boolean()}.
 new(Choices, Options)
  when is_list(Choices),is_list(Options) ->
   Choices_UCA = [unicode:characters_to_binary([ChoicesTemp,0]) || 
@@ -65,7 +65,7 @@ new(Choices, Options)
   <<(length(Choices_UCA)):32/?UI, (<< <<(byte_size(UC_Str)):32/?UI, UC_Str/binary>>|| UC_Str <- Choices_UCA>>)/binary, 0:(((8- ((4 + lists:sum([byte_size(S)+4||S<-Choices_UCA])) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellchoiceeditor.html#wxgridcellchoiceeditorsetparameters">external documentation</a>.
--spec setParameters(This, Params) -> ok when
+-spec setParameters(This, Params) -> 'ok' when
 	This::wxGridCellChoiceEditor(), Params::unicode:chardata().
 setParameters(#wx_ref{type=ThisT,ref=ThisRef},Params)
  when is_list(Params) ->
@@ -75,7 +75,7 @@ setParameters(#wx_ref{type=ThisT,ref=ThisRef},Params)
   <<ThisRef:32/?UI,(byte_size(Params_UC)):32/?UI,(Params_UC)/binary, 0:(((8- ((0+byte_size(Params_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGridCellChoiceEditor()) -> ok.
+-spec destroy(This::wxGridCellChoiceEditor()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGridCellChoiceEditor),
   wxe_util:destroy(?wxGridCellChoiceEditor_destroy,Obj),
diff --git a/lib/wx/src/gen/wxGridCellEditor.erl b/lib/wx/src/gen/wxGridCellEditor.erl
index 03b196e5a2..d14b1c994c 100644
--- a/lib/wx/src/gen/wxGridCellEditor.erl
+++ b/lib/wx/src/gen/wxGridCellEditor.erl
@@ -39,7 +39,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxGridCellEditor() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcelleditor.html#wxgridcelleditorcreate">external documentation</a>.
--spec create(This, Parent, Id, EvtHandler) -> ok when
+-spec create(This, Parent, Id, EvtHandler) -> 'ok' when
 	This::wxGridCellEditor(), Parent::wxWindow:wxWindow(), Id::integer(), EvtHandler::wxEvtHandler:wxEvtHandler().
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,#wx_ref{type=EvtHandlerT,ref=EvtHandlerRef})
  when is_integer(Id) ->
@@ -58,7 +58,7 @@ isCreated(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcelleditor.html#wxgridcelleditorsetsize">external documentation</a>.
--spec setSize(This, Rect) -> ok when
+-spec setSize(This, Rect) -> 'ok' when
 	This::wxGridCellEditor(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}.
 setSize(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
  when is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH) ->
@@ -67,7 +67,7 @@ setSize(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI>>).
 
 %% @equiv show(This,Show, [])
--spec show(This, Show) -> ok when
+-spec show(This, Show) -> 'ok' when
 	This::wxGridCellEditor(), Show::boolean().
 
 show(This,Show)
@@ -75,9 +75,9 @@ show(This,Show)
   show(This,Show, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcelleditor.html#wxgridcelleditorshow">external documentation</a>.
--spec show(This, Show, [Option]) -> ok when
+-spec show(This, Show, [Option]) -> 'ok' when
 	This::wxGridCellEditor(), Show::boolean(),
-	Option :: {attr, wxGridCellAttr:wxGridCellAttr()}.
+	Option :: {'attr', wxGridCellAttr:wxGridCellAttr()}.
 show(#wx_ref{type=ThisT,ref=ThisRef},Show, Options)
  when is_boolean(Show),is_list(Options) ->
   ?CLASS(ThisT,wxGridCellEditor),
@@ -88,7 +88,7 @@ show(#wx_ref{type=ThisT,ref=ThisRef},Show, Options)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Show)):32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcelleditor.html#wxgridcelleditorpaintbackground">external documentation</a>.
--spec paintBackground(This, RectCell, Attr) -> ok when
+-spec paintBackground(This, RectCell, Attr) -> 'ok' when
 	This::wxGridCellEditor(), RectCell::{X::integer(), Y::integer(), W::integer(), H::integer()}, Attr::wxGridCellAttr:wxGridCellAttr().
 paintBackground(#wx_ref{type=ThisT,ref=ThisRef},{RectCellX,RectCellY,RectCellW,RectCellH},#wx_ref{type=AttrT,ref=AttrRef})
  when is_integer(RectCellX),is_integer(RectCellY),is_integer(RectCellW),is_integer(RectCellH) ->
@@ -98,7 +98,7 @@ paintBackground(#wx_ref{type=ThisT,ref=ThisRef},{RectCellX,RectCellY,RectCellW,R
   <<ThisRef:32/?UI,RectCellX:32/?UI,RectCellY:32/?UI,RectCellW:32/?UI,RectCellH:32/?UI,AttrRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcelleditor.html#wxgridcelleditorbeginedit">external documentation</a>.
--spec beginEdit(This, Row, Col, Grid) -> ok when
+-spec beginEdit(This, Row, Col, Grid) -> 'ok' when
 	This::wxGridCellEditor(), Row::integer(), Col::integer(), Grid::wxGrid:wxGrid().
 beginEdit(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,#wx_ref{type=GridT,ref=GridRef})
  when is_integer(Row),is_integer(Col) ->
@@ -118,7 +118,7 @@ endEdit(#wx_ref{type=ThisT,ref=ThisRef},Row,Col,#wx_ref{type=GridT,ref=GridRef})
   <<ThisRef:32/?UI,Row:32/?UI,Col:32/?UI,GridRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcelleditor.html#wxgridcelleditorreset">external documentation</a>.
--spec reset(This) -> ok when
+-spec reset(This) -> 'ok' when
 	This::wxGridCellEditor().
 reset(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGridCellEditor),
@@ -126,7 +126,7 @@ reset(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcelleditor.html#wxgridcelleditorstartingkey">external documentation</a>.
--spec startingKey(This, Event) -> ok when
+-spec startingKey(This, Event) -> 'ok' when
 	This::wxGridCellEditor(), Event::wxKeyEvent:wxKeyEvent().
 startingKey(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=EventT,ref=EventRef}) ->
   ?CLASS(ThisT,wxGridCellEditor),
@@ -135,7 +135,7 @@ startingKey(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=EventT,ref=EventRef}) -
   <<ThisRef:32/?UI,EventRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcelleditor.html#wxgridcelleditorstartingclick">external documentation</a>.
--spec startingClick(This) -> ok when
+-spec startingClick(This) -> 'ok' when
 	This::wxGridCellEditor().
 startingClick(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxGridCellEditor),
@@ -143,7 +143,7 @@ startingClick(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcelleditor.html#wxgridcelleditorhandlereturn">external documentation</a>.
--spec handleReturn(This, Event) -> ok when
+-spec handleReturn(This, Event) -> 'ok' when
 	This::wxGridCellEditor(), Event::wxKeyEvent:wxKeyEvent().
 handleReturn(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=EventT,ref=EventRef}) ->
   ?CLASS(ThisT,wxGridCellEditor),
diff --git a/lib/wx/src/gen/wxGridCellFloatEditor.erl b/lib/wx/src/gen/wxGridCellFloatEditor.erl
index e4f8b81fef..6e85469ecf 100644
--- a/lib/wx/src/gen/wxGridCellFloatEditor.erl
+++ b/lib/wx/src/gen/wxGridCellFloatEditor.erl
@@ -50,8 +50,8 @@ new() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellfloateditor.html#wxgridcellfloateditorwxgridcellfloateditor">external documentation</a>.
 -spec new([Option]) -> wxGridCellFloatEditor() when
-	Option :: {width, integer()}
-		 | {precision, integer()}.
+	Option :: {'width', integer()}
+		 | {'precision', integer()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({width, Width}, Acc) -> [<<1:32/?UI,Width:32/?UI>>|Acc];
@@ -62,7 +62,7 @@ new(Options)
   <<BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellfloateditor.html#wxgridcellfloateditorsetparameters">external documentation</a>.
--spec setParameters(This, Params) -> ok when
+-spec setParameters(This, Params) -> 'ok' when
 	This::wxGridCellFloatEditor(), Params::unicode:chardata().
 setParameters(#wx_ref{type=ThisT,ref=ThisRef},Params)
  when is_list(Params) ->
@@ -72,7 +72,7 @@ setParameters(#wx_ref{type=ThisT,ref=ThisRef},Params)
   <<ThisRef:32/?UI,(byte_size(Params_UC)):32/?UI,(Params_UC)/binary, 0:(((8- ((0+byte_size(Params_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGridCellFloatEditor()) -> ok.
+-spec destroy(This::wxGridCellFloatEditor()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGridCellFloatEditor),
   wxe_util:destroy(?wxGridCellFloatEditor_destroy,Obj),
diff --git a/lib/wx/src/gen/wxGridCellFloatRenderer.erl b/lib/wx/src/gen/wxGridCellFloatRenderer.erl
index c5ddf78c44..ccb29902b3 100644
--- a/lib/wx/src/gen/wxGridCellFloatRenderer.erl
+++ b/lib/wx/src/gen/wxGridCellFloatRenderer.erl
@@ -50,8 +50,8 @@ new() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellfloatrenderer.html#wxgridcellfloatrendererwxgridcellfloatrenderer">external documentation</a>.
 -spec new([Option]) -> wxGridCellFloatRenderer() when
-	Option :: {width, integer()}
-		 | {precision, integer()}.
+	Option :: {'width', integer()}
+		 | {'precision', integer()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({width, Width}, Acc) -> [<<1:32/?UI,Width:32/?UI>>|Acc];
@@ -78,7 +78,7 @@ getWidth(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellfloatrenderer.html#wxgridcellfloatrenderersetparameters">external documentation</a>.
--spec setParameters(This, Params) -> ok when
+-spec setParameters(This, Params) -> 'ok' when
 	This::wxGridCellFloatRenderer(), Params::unicode:chardata().
 setParameters(#wx_ref{type=ThisT,ref=ThisRef},Params)
  when is_list(Params) ->
@@ -88,7 +88,7 @@ setParameters(#wx_ref{type=ThisT,ref=ThisRef},Params)
   <<ThisRef:32/?UI,(byte_size(Params_UC)):32/?UI,(Params_UC)/binary, 0:(((8- ((0+byte_size(Params_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellfloatrenderer.html#wxgridcellfloatrenderersetprecision">external documentation</a>.
--spec setPrecision(This, Precision) -> ok when
+-spec setPrecision(This, Precision) -> 'ok' when
 	This::wxGridCellFloatRenderer(), Precision::integer().
 setPrecision(#wx_ref{type=ThisT,ref=ThisRef},Precision)
  when is_integer(Precision) ->
@@ -97,7 +97,7 @@ setPrecision(#wx_ref{type=ThisT,ref=ThisRef},Precision)
   <<ThisRef:32/?UI,Precision:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellfloatrenderer.html#wxgridcellfloatrenderersetwidth">external documentation</a>.
--spec setWidth(This, Width) -> ok when
+-spec setWidth(This, Width) -> 'ok' when
 	This::wxGridCellFloatRenderer(), Width::integer().
 setWidth(#wx_ref{type=ThisT,ref=ThisRef},Width)
  when is_integer(Width) ->
@@ -106,7 +106,7 @@ setWidth(#wx_ref{type=ThisT,ref=ThisRef},Width)
   <<ThisRef:32/?UI,Width:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGridCellFloatRenderer()) -> ok.
+-spec destroy(This::wxGridCellFloatRenderer()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGridCellFloatRenderer),
   wxe_util:destroy(?wxGridCellFloatRenderer_destroy,Obj),
diff --git a/lib/wx/src/gen/wxGridCellNumberEditor.erl b/lib/wx/src/gen/wxGridCellNumberEditor.erl
index fb42faaf24..7a47024b2f 100644
--- a/lib/wx/src/gen/wxGridCellNumberEditor.erl
+++ b/lib/wx/src/gen/wxGridCellNumberEditor.erl
@@ -52,8 +52,8 @@ new() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellnumbereditor.html#wxgridcellnumbereditorwxgridcellnumbereditor">external documentation</a>.
 -spec new([Option]) -> wxGridCellNumberEditor() when
-	Option :: {min, integer()}
-		 | {max, integer()}.
+	Option :: {'min', integer()}
+		 | {'max', integer()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({min, Min}, Acc) -> [<<1:32/?UI,Min:32/?UI>>|Acc];
@@ -72,7 +72,7 @@ getValue(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellnumbereditor.html#wxgridcellnumbereditorsetparameters">external documentation</a>.
--spec setParameters(This, Params) -> ok when
+-spec setParameters(This, Params) -> 'ok' when
 	This::wxGridCellNumberEditor(), Params::unicode:chardata().
 setParameters(#wx_ref{type=ThisT,ref=ThisRef},Params)
  when is_list(Params) ->
@@ -82,7 +82,7 @@ setParameters(#wx_ref{type=ThisT,ref=ThisRef},Params)
   <<ThisRef:32/?UI,(byte_size(Params_UC)):32/?UI,(Params_UC)/binary, 0:(((8- ((0+byte_size(Params_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGridCellNumberEditor()) -> ok.
+-spec destroy(This::wxGridCellNumberEditor()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGridCellNumberEditor),
   wxe_util:destroy(?wxGridCellNumberEditor_destroy,Obj),
diff --git a/lib/wx/src/gen/wxGridCellNumberRenderer.erl b/lib/wx/src/gen/wxGridCellNumberRenderer.erl
index 815640f6da..1267bb4167 100644
--- a/lib/wx/src/gen/wxGridCellNumberRenderer.erl
+++ b/lib/wx/src/gen/wxGridCellNumberRenderer.erl
@@ -48,7 +48,7 @@ new() ->
   <<>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGridCellNumberRenderer()) -> ok.
+-spec destroy(This::wxGridCellNumberRenderer()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGridCellNumberRenderer),
   wxe_util:destroy(?wxGridCellNumberRenderer_destroy,Obj),
diff --git a/lib/wx/src/gen/wxGridCellRenderer.erl b/lib/wx/src/gen/wxGridCellRenderer.erl
index 00f553b71a..53d43f12a4 100644
--- a/lib/wx/src/gen/wxGridCellRenderer.erl
+++ b/lib/wx/src/gen/wxGridCellRenderer.erl
@@ -36,7 +36,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxGridCellRenderer() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcellrenderer.html#wxgridcellrendererdraw">external documentation</a>.
--spec draw(This, Grid, Attr, Dc, Rect, Row, Col, IsSelected) -> ok when
+-spec draw(This, Grid, Attr, Dc, Rect, Row, Col, IsSelected) -> 'ok' when
 	This::wxGridCellRenderer(), Grid::wxGrid:wxGrid(), Attr::wxGridCellAttr:wxGridCellAttr(), Dc::wxDC:wxDC(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}, Row::integer(), Col::integer(), IsSelected::boolean().
 draw(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=GridT,ref=GridRef},#wx_ref{type=AttrT,ref=AttrRef},#wx_ref{type=DcT,ref=DcRef},{RectX,RectY,RectW,RectH},Row,Col,IsSelected)
  when is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH),is_integer(Row),is_integer(Col),is_boolean(IsSelected) ->
diff --git a/lib/wx/src/gen/wxGridCellStringRenderer.erl b/lib/wx/src/gen/wxGridCellStringRenderer.erl
index fce72cf02b..7602187a7a 100644
--- a/lib/wx/src/gen/wxGridCellStringRenderer.erl
+++ b/lib/wx/src/gen/wxGridCellStringRenderer.erl
@@ -46,7 +46,7 @@ new() ->
   <<>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGridCellStringRenderer()) -> ok.
+-spec destroy(This::wxGridCellStringRenderer()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGridCellStringRenderer),
   wxe_util:destroy(?wxGridCellStringRenderer_destroy,Obj),
diff --git a/lib/wx/src/gen/wxGridCellTextEditor.erl b/lib/wx/src/gen/wxGridCellTextEditor.erl
index e6d3f508b7..4ddb4a7028 100644
--- a/lib/wx/src/gen/wxGridCellTextEditor.erl
+++ b/lib/wx/src/gen/wxGridCellTextEditor.erl
@@ -49,7 +49,7 @@ new() ->
   <<>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridcelltexteditor.html#wxgridcelltexteditorsetparameters">external documentation</a>.
--spec setParameters(This, Params) -> ok when
+-spec setParameters(This, Params) -> 'ok' when
 	This::wxGridCellTextEditor(), Params::unicode:chardata().
 setParameters(#wx_ref{type=ThisT,ref=ThisRef},Params)
  when is_list(Params) ->
@@ -59,7 +59,7 @@ setParameters(#wx_ref{type=ThisT,ref=ThisRef},Params)
   <<ThisRef:32/?UI,(byte_size(Params_UC)):32/?UI,(Params_UC)/binary, 0:(((8- ((0+byte_size(Params_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGridCellTextEditor()) -> ok.
+-spec destroy(This::wxGridCellTextEditor()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGridCellTextEditor),
   wxe_util:destroy(?wxGridCellTextEditor_destroy,Obj),
diff --git a/lib/wx/src/gen/wxGridSizer.erl b/lib/wx/src/gen/wxGridSizer.erl
index 5cfede3e9c..bb2127f92a 100644
--- a/lib/wx/src/gen/wxGridSizer.erl
+++ b/lib/wx/src/gen/wxGridSizer.erl
@@ -59,8 +59,8 @@ new(Cols)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridsizer.html#wxgridsizerwxgridsizer">external documentation</a>.
 -spec new(Cols, [Option]) -> wxGridSizer() when
 	Cols::integer(),
-	Option :: {vgap, integer()}
-		 | {hgap, integer()}.
+	Option :: {'vgap', integer()}
+		 | {'hgap', integer()}.
 new(Cols, Options)
  when is_integer(Cols),is_list(Options) ->
   MOpts = fun({vgap, Vgap}, Acc) -> [<<1:32/?UI,Vgap:32/?UI>>|Acc];
@@ -111,7 +111,7 @@ getVGap(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridsizer.html#wxgridsizersetcols">external documentation</a>.
--spec setCols(This, Cols) -> ok when
+-spec setCols(This, Cols) -> 'ok' when
 	This::wxGridSizer(), Cols::integer().
 setCols(#wx_ref{type=ThisT,ref=ThisRef},Cols)
  when is_integer(Cols) ->
@@ -120,7 +120,7 @@ setCols(#wx_ref{type=ThisT,ref=ThisRef},Cols)
   <<ThisRef:32/?UI,Cols:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridsizer.html#wxgridsizersethgap">external documentation</a>.
--spec setHGap(This, Gap) -> ok when
+-spec setHGap(This, Gap) -> 'ok' when
 	This::wxGridSizer(), Gap::integer().
 setHGap(#wx_ref{type=ThisT,ref=ThisRef},Gap)
  when is_integer(Gap) ->
@@ -129,7 +129,7 @@ setHGap(#wx_ref{type=ThisT,ref=ThisRef},Gap)
   <<ThisRef:32/?UI,Gap:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridsizer.html#wxgridsizersetrows">external documentation</a>.
--spec setRows(This, Rows) -> ok when
+-spec setRows(This, Rows) -> 'ok' when
 	This::wxGridSizer(), Rows::integer().
 setRows(#wx_ref{type=ThisT,ref=ThisRef},Rows)
  when is_integer(Rows) ->
@@ -138,7 +138,7 @@ setRows(#wx_ref{type=ThisT,ref=ThisRef},Rows)
   <<ThisRef:32/?UI,Rows:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxgridsizer.html#wxgridsizersetvgap">external documentation</a>.
--spec setVGap(This, Gap) -> ok when
+-spec setVGap(This, Gap) -> 'ok' when
 	This::wxGridSizer(), Gap::integer().
 setVGap(#wx_ref{type=ThisT,ref=ThisRef},Gap)
  when is_integer(Gap) ->
@@ -147,7 +147,7 @@ setVGap(#wx_ref{type=ThisT,ref=ThisRef},Gap)
   <<ThisRef:32/?UI,Gap:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxGridSizer()) -> ok.
+-spec destroy(This::wxGridSizer()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxGridSizer),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxHelpEvent.erl b/lib/wx/src/gen/wxHelpEvent.erl
index ec5107a3dc..251167d41e 100644
--- a/lib/wx/src/gen/wxHelpEvent.erl
+++ b/lib/wx/src/gen/wxHelpEvent.erl
@@ -63,7 +63,7 @@ getPosition(#wx_ref{type=ThisT,ref=ThisRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhelpevent.html#wxhelpeventsetorigin">external documentation</a>.
 %%<br /> Origin = ?wxHelpEvent_Origin_Unknown | ?wxHelpEvent_Origin_Keyboard | ?wxHelpEvent_Origin_HelpButton
--spec setOrigin(This, Origin) -> ok when
+-spec setOrigin(This, Origin) -> 'ok' when
 	This::wxHelpEvent(), Origin::wx:wx_enum().
 setOrigin(#wx_ref{type=ThisT,ref=ThisRef},Origin)
  when is_integer(Origin) ->
@@ -72,7 +72,7 @@ setOrigin(#wx_ref{type=ThisT,ref=ThisRef},Origin)
   <<ThisRef:32/?UI,Origin:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhelpevent.html#wxhelpeventsetposition">external documentation</a>.
--spec setPosition(This, Pos) -> ok when
+-spec setPosition(This, Pos) -> 'ok' when
 	This::wxHelpEvent(), Pos::{X::integer(), Y::integer()}.
 setPosition(#wx_ref{type=ThisT,ref=ThisRef},{PosX,PosY})
  when is_integer(PosX),is_integer(PosY) ->
diff --git a/lib/wx/src/gen/wxHtmlEasyPrinting.erl b/lib/wx/src/gen/wxHtmlEasyPrinting.erl
index b445fc01ab..a2cf46ed8d 100644
--- a/lib/wx/src/gen/wxHtmlEasyPrinting.erl
+++ b/lib/wx/src/gen/wxHtmlEasyPrinting.erl
@@ -46,8 +46,8 @@ new() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmleasyprinting.html#wxhtmleasyprintingwxhtmleasyprinting">external documentation</a>.
 -spec new([Option]) -> wxHtmlEasyPrinting() when
-	Option :: {name, unicode:chardata()}
-		 | {parentWindow, wxWindow:wxWindow()}.
+	Option :: {'name', unicode:chardata()}
+		 | {'parentWindow', wxWindow:wxWindow()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({name, Name}, Acc) ->   Name_UC = unicode:characters_to_binary([Name,0]),[<<1:32/?UI,(byte_size(Name_UC)):32/?UI,(Name_UC)/binary, 0:(((8- ((0+byte_size(Name_UC)) band 16#7)) band 16#7))/unit:8>>|Acc];
@@ -94,7 +94,7 @@ previewText(This,Htmltext)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmleasyprinting.html#wxhtmleasyprintingpreviewtext">external documentation</a>.
 -spec previewText(This, Htmltext, [Option]) -> boolean() when
 	This::wxHtmlEasyPrinting(), Htmltext::unicode:chardata(),
-	Option :: {basepath, unicode:chardata()}.
+	Option :: {'basepath', unicode:chardata()}.
 previewText(#wx_ref{type=ThisT,ref=ThisRef},Htmltext, Options)
  when is_list(Htmltext),is_list(Options) ->
   ?CLASS(ThisT,wxHtmlEasyPrinting),
@@ -126,7 +126,7 @@ printText(This,Htmltext)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmleasyprinting.html#wxhtmleasyprintingprinttext">external documentation</a>.
 -spec printText(This, Htmltext, [Option]) -> boolean() when
 	This::wxHtmlEasyPrinting(), Htmltext::unicode:chardata(),
-	Option :: {basepath, unicode:chardata()}.
+	Option :: {'basepath', unicode:chardata()}.
 printText(#wx_ref{type=ThisT,ref=ThisRef},Htmltext, Options)
  when is_list(Htmltext),is_list(Options) ->
   ?CLASS(ThisT,wxHtmlEasyPrinting),
@@ -138,7 +138,7 @@ printText(#wx_ref{type=ThisT,ref=ThisRef},Htmltext, Options)
   <<ThisRef:32/?UI,(byte_size(Htmltext_UC)):32/?UI,(Htmltext_UC)/binary, 0:(((8- ((0+byte_size(Htmltext_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmleasyprinting.html#wxhtmleasyprintingpagesetup">external documentation</a>.
--spec pageSetup(This) -> ok when
+-spec pageSetup(This) -> 'ok' when
 	This::wxHtmlEasyPrinting().
 pageSetup(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxHtmlEasyPrinting),
@@ -146,7 +146,7 @@ pageSetup(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv setFonts(This,Normal_face,Fixed_face, [])
--spec setFonts(This, Normal_face, Fixed_face) -> ok when
+-spec setFonts(This, Normal_face, Fixed_face) -> 'ok' when
 	This::wxHtmlEasyPrinting(), Normal_face::unicode:chardata(), Fixed_face::unicode:chardata().
 
 setFonts(This,Normal_face,Fixed_face)
@@ -154,9 +154,9 @@ setFonts(This,Normal_face,Fixed_face)
   setFonts(This,Normal_face,Fixed_face, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmleasyprinting.html#wxhtmleasyprintingsetfonts">external documentation</a>.
--spec setFonts(This, Normal_face, Fixed_face, [Option]) -> ok when
+-spec setFonts(This, Normal_face, Fixed_face, [Option]) -> 'ok' when
 	This::wxHtmlEasyPrinting(), Normal_face::unicode:chardata(), Fixed_face::unicode:chardata(),
-	Option :: {sizes, [integer()]}.
+	Option :: {'sizes', [integer()]}.
 setFonts(#wx_ref{type=ThisT,ref=ThisRef},Normal_face,Fixed_face, Options)
  when is_list(Normal_face),is_list(Fixed_face),is_list(Options) ->
   ?CLASS(ThisT,wxHtmlEasyPrinting),
@@ -170,7 +170,7 @@ setFonts(#wx_ref{type=ThisT,ref=ThisRef},Normal_face,Fixed_face, Options)
   <<ThisRef:32/?UI,(byte_size(Normal_face_UC)):32/?UI,(Normal_face_UC)/binary, 0:(((8- ((0+byte_size(Normal_face_UC)) band 16#7)) band 16#7))/unit:8,(byte_size(Fixed_face_UC)):32/?UI,(Fixed_face_UC)/binary, 0:(((8- ((4+byte_size(Fixed_face_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @equiv setHeader(This,Header, [])
--spec setHeader(This, Header) -> ok when
+-spec setHeader(This, Header) -> 'ok' when
 	This::wxHtmlEasyPrinting(), Header::unicode:chardata().
 
 setHeader(This,Header)
@@ -178,9 +178,9 @@ setHeader(This,Header)
   setHeader(This,Header, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmleasyprinting.html#wxhtmleasyprintingsetheader">external documentation</a>.
--spec setHeader(This, Header, [Option]) -> ok when
+-spec setHeader(This, Header, [Option]) -> 'ok' when
 	This::wxHtmlEasyPrinting(), Header::unicode:chardata(),
-	Option :: {pg, integer()}.
+	Option :: {'pg', integer()}.
 setHeader(#wx_ref{type=ThisT,ref=ThisRef},Header, Options)
  when is_list(Header),is_list(Options) ->
   ?CLASS(ThisT,wxHtmlEasyPrinting),
@@ -192,7 +192,7 @@ setHeader(#wx_ref{type=ThisT,ref=ThisRef},Header, Options)
   <<ThisRef:32/?UI,(byte_size(Header_UC)):32/?UI,(Header_UC)/binary, 0:(((8- ((0+byte_size(Header_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @equiv setFooter(This,Footer, [])
--spec setFooter(This, Footer) -> ok when
+-spec setFooter(This, Footer) -> 'ok' when
 	This::wxHtmlEasyPrinting(), Footer::unicode:chardata().
 
 setFooter(This,Footer)
@@ -200,9 +200,9 @@ setFooter(This,Footer)
   setFooter(This,Footer, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmleasyprinting.html#wxhtmleasyprintingsetfooter">external documentation</a>.
--spec setFooter(This, Footer, [Option]) -> ok when
+-spec setFooter(This, Footer, [Option]) -> 'ok' when
 	This::wxHtmlEasyPrinting(), Footer::unicode:chardata(),
-	Option :: {pg, integer()}.
+	Option :: {'pg', integer()}.
 setFooter(#wx_ref{type=ThisT,ref=ThisRef},Footer, Options)
  when is_list(Footer),is_list(Options) ->
   ?CLASS(ThisT,wxHtmlEasyPrinting),
@@ -214,7 +214,7 @@ setFooter(#wx_ref{type=ThisT,ref=ThisRef},Footer, Options)
   <<ThisRef:32/?UI,(byte_size(Footer_UC)):32/?UI,(Footer_UC)/binary, 0:(((8- ((0+byte_size(Footer_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxHtmlEasyPrinting()) -> ok.
+-spec destroy(This::wxHtmlEasyPrinting()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxHtmlEasyPrinting),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxHtmlWindow.erl b/lib/wx/src/gen/wxHtmlWindow.erl
index 759b8ba0fd..f9bb135fcf 100644
--- a/lib/wx/src/gen/wxHtmlWindow.erl
+++ b/lib/wx/src/gen/wxHtmlWindow.erl
@@ -107,10 +107,10 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmlwindow.html#wxhtmlwindowwxhtmlwindow">external documentation</a>.
 -spec new(Parent, [Option]) -> wxHtmlWindow() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -190,7 +190,7 @@ historyCanForward(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmlwindow.html#wxhtmlwindowhistoryclear">external documentation</a>.
--spec historyClear(This) -> ok when
+-spec historyClear(This) -> 'ok' when
 	This::wxHtmlWindow().
 historyClear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxHtmlWindow),
@@ -226,7 +226,7 @@ loadPage(#wx_ref{type=ThisT,ref=ThisRef},Location)
   <<ThisRef:32/?UI,(byte_size(Location_UC)):32/?UI,(Location_UC)/binary, 0:(((8- ((0+byte_size(Location_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmlwindow.html#wxhtmlwindowselectall">external documentation</a>.
--spec selectAll(This) -> ok when
+-spec selectAll(This) -> 'ok' when
 	This::wxHtmlWindow().
 selectAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxHtmlWindow),
@@ -242,7 +242,7 @@ selectionToText(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmlwindow.html#wxhtmlwindowselectline">external documentation</a>.
--spec selectLine(This, Pos) -> ok when
+-spec selectLine(This, Pos) -> 'ok' when
 	This::wxHtmlWindow(), Pos::{X::integer(), Y::integer()}.
 selectLine(#wx_ref{type=ThisT,ref=ThisRef},{PosX,PosY})
  when is_integer(PosX),is_integer(PosY) ->
@@ -251,7 +251,7 @@ selectLine(#wx_ref{type=ThisT,ref=ThisRef},{PosX,PosY})
   <<ThisRef:32/?UI,PosX:32/?UI,PosY:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmlwindow.html#wxhtmlwindowselectword">external documentation</a>.
--spec selectWord(This, Pos) -> ok when
+-spec selectWord(This, Pos) -> 'ok' when
 	This::wxHtmlWindow(), Pos::{X::integer(), Y::integer()}.
 selectWord(#wx_ref{type=ThisT,ref=ThisRef},{PosX,PosY})
  when is_integer(PosX),is_integer(PosY) ->
@@ -260,7 +260,7 @@ selectWord(#wx_ref{type=ThisT,ref=ThisRef},{PosX,PosY})
   <<ThisRef:32/?UI,PosX:32/?UI,PosY:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmlwindow.html#wxhtmlwindowsetborders">external documentation</a>.
--spec setBorders(This, B) -> ok when
+-spec setBorders(This, B) -> 'ok' when
 	This::wxHtmlWindow(), B::integer().
 setBorders(#wx_ref{type=ThisT,ref=ThisRef},B)
  when is_integer(B) ->
@@ -269,7 +269,7 @@ setBorders(#wx_ref{type=ThisT,ref=ThisRef},B)
   <<ThisRef:32/?UI,B:32/?UI>>).
 
 %% @equiv setFonts(This,Normal_face,Fixed_face, [])
--spec setFonts(This, Normal_face, Fixed_face) -> ok when
+-spec setFonts(This, Normal_face, Fixed_face) -> 'ok' when
 	This::wxHtmlWindow(), Normal_face::unicode:chardata(), Fixed_face::unicode:chardata().
 
 setFonts(This,Normal_face,Fixed_face)
@@ -277,9 +277,9 @@ setFonts(This,Normal_face,Fixed_face)
   setFonts(This,Normal_face,Fixed_face, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmlwindow.html#wxhtmlwindowsetfonts">external documentation</a>.
--spec setFonts(This, Normal_face, Fixed_face, [Option]) -> ok when
+-spec setFonts(This, Normal_face, Fixed_face, [Option]) -> 'ok' when
 	This::wxHtmlWindow(), Normal_face::unicode:chardata(), Fixed_face::unicode:chardata(),
-	Option :: {sizes, integer()}.
+	Option :: {'sizes', integer()}.
 setFonts(#wx_ref{type=ThisT,ref=ThisRef},Normal_face,Fixed_face, Options)
  when is_list(Normal_face),is_list(Fixed_face),is_list(Options) ->
   ?CLASS(ThisT,wxHtmlWindow),
@@ -302,7 +302,7 @@ setPage(#wx_ref{type=ThisT,ref=ThisRef},Source)
   <<ThisRef:32/?UI,(byte_size(Source_UC)):32/?UI,(Source_UC)/binary, 0:(((8- ((0+byte_size(Source_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmlwindow.html#wxhtmlwindowsetrelatedframe">external documentation</a>.
--spec setRelatedFrame(This, Frame, Format) -> ok when
+-spec setRelatedFrame(This, Frame, Format) -> 'ok' when
 	This::wxHtmlWindow(), Frame::wxFrame:wxFrame(), Format::unicode:chardata().
 setRelatedFrame(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FrameT,ref=FrameRef},Format)
  when is_list(Format) ->
@@ -313,7 +313,7 @@ setRelatedFrame(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FrameT,ref=FrameRef
   <<ThisRef:32/?UI,FrameRef:32/?UI,(byte_size(Format_UC)):32/?UI,(Format_UC)/binary, 0:(((8- ((4+byte_size(Format_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxhtmlwindow.html#wxhtmlwindowsetrelatedstatusbar">external documentation</a>.
--spec setRelatedStatusBar(This, Bar) -> ok when
+-spec setRelatedStatusBar(This, Bar) -> 'ok' when
 	This::wxHtmlWindow(), Bar::integer().
 setRelatedStatusBar(#wx_ref{type=ThisT,ref=ThisRef},Bar)
  when is_integer(Bar) ->
@@ -330,7 +330,7 @@ toText(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxHtmlWindow()) -> ok.
+-spec destroy(This::wxHtmlWindow()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxHtmlWindow),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxIcon.erl b/lib/wx/src/gen/wxIcon.erl
index a14d76e270..c9ec32dffc 100644
--- a/lib/wx/src/gen/wxIcon.erl
+++ b/lib/wx/src/gen/wxIcon.erl
@@ -71,9 +71,9 @@ new(#wx_ref{type=LocT,ref=LocRef}) ->
 %%<br /> Type = ?wxBITMAP_TYPE_INVALID | ?wxBITMAP_TYPE_BMP | ?wxBITMAP_TYPE_BMP_RESOURCE | ?wxBITMAP_TYPE_RESOURCE | ?wxBITMAP_TYPE_ICO | ?wxBITMAP_TYPE_ICO_RESOURCE | ?wxBITMAP_TYPE_CUR | ?wxBITMAP_TYPE_CUR_RESOURCE | ?wxBITMAP_TYPE_XBM | ?wxBITMAP_TYPE_XBM_DATA | ?wxBITMAP_TYPE_XPM | ?wxBITMAP_TYPE_XPM_DATA | ?wxBITMAP_TYPE_TIF | ?wxBITMAP_TYPE_TIF_RESOURCE | ?wxBITMAP_TYPE_GIF | ?wxBITMAP_TYPE_GIF_RESOURCE | ?wxBITMAP_TYPE_PNG | ?wxBITMAP_TYPE_PNG_RESOURCE | ?wxBITMAP_TYPE_JPEG | ?wxBITMAP_TYPE_JPEG_RESOURCE | ?wxBITMAP_TYPE_PNM | ?wxBITMAP_TYPE_PNM_RESOURCE | ?wxBITMAP_TYPE_PCX | ?wxBITMAP_TYPE_PCX_RESOURCE | ?wxBITMAP_TYPE_PICT | ?wxBITMAP_TYPE_PICT_RESOURCE | ?wxBITMAP_TYPE_ICON | ?wxBITMAP_TYPE_ICON_RESOURCE | ?wxBITMAP_TYPE_ANI | ?wxBITMAP_TYPE_IFF | ?wxBITMAP_TYPE_TGA | ?wxBITMAP_TYPE_MACCURSOR | ?wxBITMAP_TYPE_MACCURSOR_RESOURCE | ?wxBITMAP_TYPE_ANY
 -spec new(Filename, [Option]) -> wxIcon() when
 	Filename::unicode:chardata(),
-	Option :: {type, wx:wx_enum()}
-		 | {desiredWidth, integer()}
-		 | {desiredHeight, integer()}.
+	Option :: {'type', wx:wx_enum()}
+		 | {'desiredWidth', integer()}
+		 | {'desiredHeight', integer()}.
 new(Filename, Options)
  when is_list(Filename),is_list(Options) ->
   Filename_UC = unicode:characters_to_binary([Filename,0]),
@@ -86,7 +86,7 @@ new(Filename, Options)
   <<(byte_size(Filename_UC)):32/?UI,(Filename_UC)/binary, 0:(((8- ((4+byte_size(Filename_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxicon.html#wxiconcopyfrombitmap">external documentation</a>.
--spec copyFromBitmap(This, Bmp) -> ok when
+-spec copyFromBitmap(This, Bmp) -> 'ok' when
 	This::wxIcon(), Bmp::wxBitmap:wxBitmap().
 copyFromBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BmpT,ref=BmpRef}) ->
   ?CLASS(ThisT,wxIcon),
@@ -95,7 +95,7 @@ copyFromBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BmpT,ref=BmpRef}) ->
   <<ThisRef:32/?UI,BmpRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxIcon()) -> ok.
+-spec destroy(This::wxIcon()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxIcon),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxIconBundle.erl b/lib/wx/src/gen/wxIconBundle.erl
index 8edfdc48b8..47785963e3 100644
--- a/lib/wx/src/gen/wxIconBundle.erl
+++ b/lib/wx/src/gen/wxIconBundle.erl
@@ -64,7 +64,7 @@ new(File,Type)
   <<(byte_size(File_UC)):32/?UI,(File_UC)/binary, 0:(((8- ((4+byte_size(File_UC)) band 16#7)) band 16#7))/unit:8,Type:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxiconbundle.html#wxiconbundleaddicon">external documentation</a>.
--spec addIcon(This, Icon) -> ok when
+-spec addIcon(This, Icon) -> 'ok' when
 	This::wxIconBundle(), Icon::wxIcon:wxIcon().
 addIcon(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconT,ref=IconRef}) ->
   ?CLASS(ThisT,wxIconBundle),
@@ -73,7 +73,7 @@ addIcon(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconT,ref=IconRef}) ->
   <<ThisRef:32/?UI,IconRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxiconbundle.html#wxiconbundleaddicon">external documentation</a>.
--spec addIcon(This, File, Type) -> ok when
+-spec addIcon(This, File, Type) -> 'ok' when
 	This::wxIconBundle(), File::unicode:chardata(), Type::integer().
 addIcon(#wx_ref{type=ThisT,ref=ThisRef},File,Type)
  when is_list(File),is_integer(Type) ->
@@ -97,7 +97,7 @@ getIcon(This)
 %% 
 -spec getIcon(This, [Option]) -> wxIcon:wxIcon() when
 	This::wxIconBundle(),
-	Option :: {size, integer()};
+	Option :: {'size', integer()};
       (This, Size) -> wxIcon:wxIcon() when
 	This::wxIconBundle(), Size::{W::integer(), H::integer()}.
 getIcon(#wx_ref{type=ThisT,ref=ThisRef}, Options)
@@ -115,7 +115,7 @@ getIcon(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
   <<ThisRef:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxIconBundle()) -> ok.
+-spec destroy(This::wxIconBundle()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxIconBundle),
   wxe_util:destroy(?wxIconBundle_destruct,Obj),
diff --git a/lib/wx/src/gen/wxIdleEvent.erl b/lib/wx/src/gen/wxIdleEvent.erl
index bcccf713f3..1cb3e34ef6 100644
--- a/lib/wx/src/gen/wxIdleEvent.erl
+++ b/lib/wx/src/gen/wxIdleEvent.erl
@@ -62,7 +62,7 @@ getMode() ->
   <<>>).
 
 %% @equiv requestMore(This, [])
--spec requestMore(This) -> ok when
+-spec requestMore(This) -> 'ok' when
 	This::wxIdleEvent().
 
 requestMore(This)
@@ -70,9 +70,9 @@ requestMore(This)
   requestMore(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxidleevent.html#wxidleeventrequestmore">external documentation</a>.
--spec requestMore(This, [Option]) -> ok when
+-spec requestMore(This, [Option]) -> 'ok' when
 	This::wxIdleEvent(),
-	Option :: {needMore, boolean()}.
+	Option :: {'needMore', boolean()}.
 requestMore(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxIdleEvent),
@@ -92,7 +92,7 @@ moreRequested(#wx_ref{type=ThisT,ref=ThisRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxidleevent.html#wxidleeventsetmode">external documentation</a>.
 %%<br /> Mode = ?wxIDLE_PROCESS_ALL | ?wxIDLE_PROCESS_SPECIFIED
--spec setMode(Mode) -> ok when
+-spec setMode(Mode) -> 'ok' when
 	Mode::wx:wx_enum().
 setMode(Mode)
  when is_integer(Mode) ->
diff --git a/lib/wx/src/gen/wxImage.erl b/lib/wx/src/gen/wxImage.erl
index 884e49eabf..e82f3d609e 100644
--- a/lib/wx/src/gen/wxImage.erl
+++ b/lib/wx/src/gen/wxImage.erl
@@ -71,15 +71,15 @@ new(Name)
 %% <br /> Also:<br />
 %% new(Name, [Option]) -> wxImage() when<br />
 %% 	Name::unicode:chardata(),<br />
-%% 	Option :: {type, integer()}<br />
-%% 		 | {index, integer()}.<br />
+%% 	Option :: {'type', integer()}<br />
+%% 		 | {'index', integer()}.<br />
 %% 
 -spec new(Width, Height) -> wxImage() when
 	Width::integer(), Height::integer();
       (Name, [Option]) -> wxImage() when
 	Name::unicode:chardata(),
-	Option :: {type, integer()}
-		 | {index, integer()}.
+	Option :: {'type', integer()}
+		 | {'index', integer()}.
 
 new(Width,Height)
  when is_integer(Width),is_integer(Height) ->
@@ -98,19 +98,19 @@ new(Name, Options)
 %% <br /> Also:<br />
 %% new(Width, Height, [Option]) -> wxImage() when<br />
 %% 	Width::integer(), Height::integer(),<br />
-%% 	Option :: {clear, boolean()};<br />
+%% 	Option :: {'clear', boolean()};<br />
 %%       (Name, Mimetype, [Option]) -> wxImage() when<br />
 %% 	Name::unicode:chardata(), Mimetype::unicode:chardata(),<br />
-%% 	Option :: {index, integer()}.<br />
+%% 	Option :: {'index', integer()}.<br />
 %% 
 -spec new(Width, Height, Data) -> wxImage() when
 	Width::integer(), Height::integer(), Data::binary();
       (Width, Height, [Option]) -> wxImage() when
 	Width::integer(), Height::integer(),
-	Option :: {clear, boolean()};
+	Option :: {'clear', boolean()};
       (Name, Mimetype, [Option]) -> wxImage() when
 	Name::unicode:chardata(), Mimetype::unicode:chardata(),
-	Option :: {index, integer()}.
+	Option :: {'index', integer()}.
 
 new(Width,Height,Data)
  when is_integer(Width),is_integer(Height),is_binary(Data) ->
@@ -136,13 +136,13 @@ new(Name,Mimetype, Options)
 %% <br /> Also:<br />
 %% new(Width, Height, Data, [Option]) -> wxImage() when<br />
 %% 	Width::integer(), Height::integer(), Data::binary(),<br />
-%% 	Option :: {static_data, boolean()}.<br />
+%% 	Option :: {'static_data', boolean()}.<br />
 %% 
 -spec new(Width, Height, Data, Alpha) -> wxImage() when
 	Width::integer(), Height::integer(), Data::binary(), Alpha::binary();
       (Width, Height, Data, [Option]) -> wxImage() when
 	Width::integer(), Height::integer(), Data::binary(),
-	Option :: {static_data, boolean()}.
+	Option :: {'static_data', boolean()}.
 
 new(Width,Height,Data,Alpha)
  when is_integer(Width),is_integer(Height),is_binary(Data),is_binary(Alpha) ->
@@ -159,7 +159,7 @@ new(Width,Height,Data, Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagewximage">external documentation</a>.
 -spec new(Width, Height, Data, Alpha, [Option]) -> wxImage() when
 	Width::integer(), Height::integer(), Data::binary(), Alpha::binary(),
-	Option :: {static_data, boolean()}.
+	Option :: {'static_data', boolean()}.
 new(Width,Height,Data,Alpha, Options)
  when is_integer(Width),is_integer(Height),is_binary(Data),is_binary(Alpha),is_list(Options) ->
   wxe_util:send_bin(Data),
@@ -208,7 +208,7 @@ convertAlphaToMask(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximageconvertalphatomask">external documentation</a>.
 -spec convertAlphaToMask(This, [Option]) -> boolean() when
 	This::wxImage(),
-	Option :: {threshold, integer()}.
+	Option :: {'threshold', integer()}.
 convertAlphaToMask(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -229,9 +229,9 @@ convertToGreyscale(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximageconverttogreyscale">external documentation</a>.
 -spec convertToGreyscale(This, [Option]) -> wxImage() when
 	This::wxImage(),
-	Option :: {lr, number()}
-		 | {lg, number()}
-		 | {lb, number()}.
+	Option :: {'lr', number()}
+		 | {'lg', number()}
+		 | {'lb', number()}.
 convertToGreyscale(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -272,13 +272,13 @@ create(This,Width,Height)
 %% <br /> Also:<br />
 %% create(This, Width, Height, [Option]) -> boolean() when<br />
 %% 	This::wxImage(), Width::integer(), Height::integer(),<br />
-%% 	Option :: {clear, boolean()}.<br />
+%% 	Option :: {'clear', boolean()}.<br />
 %% 
 -spec create(This, Width, Height, Data) -> boolean() when
 	This::wxImage(), Width::integer(), Height::integer(), Data::binary();
       (This, Width, Height, [Option]) -> boolean() when
 	This::wxImage(), Width::integer(), Height::integer(),
-	Option :: {clear, boolean()}.
+	Option :: {'clear', boolean()}.
 
 create(This,Width,Height,Data)
  when is_record(This, wx_ref),is_integer(Width),is_integer(Height),is_binary(Data) ->
@@ -296,13 +296,13 @@ create(#wx_ref{type=ThisT,ref=ThisRef},Width,Height, Options)
 %% <br /> Also:<br />
 %% create(This, Width, Height, Data, [Option]) -> boolean() when<br />
 %% 	This::wxImage(), Width::integer(), Height::integer(), Data::binary(),<br />
-%% 	Option :: {static_data, boolean()}.<br />
+%% 	Option :: {'static_data', boolean()}.<br />
 %% 
 -spec create(This, Width, Height, Data, Alpha) -> boolean() when
 	This::wxImage(), Width::integer(), Height::integer(), Data::binary(), Alpha::binary();
       (This, Width, Height, Data, [Option]) -> boolean() when
 	This::wxImage(), Width::integer(), Height::integer(), Data::binary(),
-	Option :: {static_data, boolean()}.
+	Option :: {'static_data', boolean()}.
 
 create(This,Width,Height,Data,Alpha)
  when is_record(This, wx_ref),is_integer(Width),is_integer(Height),is_binary(Data),is_binary(Alpha) ->
@@ -320,7 +320,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},Width,Height,Data, Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagecreate">external documentation</a>.
 -spec create(This, Width, Height, Data, Alpha, [Option]) -> boolean() when
 	This::wxImage(), Width::integer(), Height::integer(), Data::binary(), Alpha::binary(),
-	Option :: {static_data, boolean()}.
+	Option :: {'static_data', boolean()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},Width,Height,Data,Alpha, Options)
  when is_integer(Width),is_integer(Height),is_binary(Data),is_binary(Alpha),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -333,7 +333,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},Width,Height,Data,Alpha, Options)
   <<ThisRef:32/?UI,Width:32/?UI,Height:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagedestroy">external documentation</a>.
--spec 'Destroy'(This) -> ok when
+-spec 'Destroy'(This) -> 'ok' when
 	This::wxImage().
 'Destroy'(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxImage),
@@ -353,9 +353,9 @@ findFirstUnusedColour(This)
 -spec findFirstUnusedColour(This, [Option]) -> Result when
 	Result :: {Res ::boolean(), R::integer(), G::integer(), B::integer()},
 	This::wxImage(),
-	Option :: {startR, integer()}
-		 | {startG, integer()}
-		 | {startB, integer()}.
+	Option :: {'startR', integer()}
+		 | {'startG', integer()}
+		 | {'startB', integer()}.
 findFirstUnusedColour(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -428,7 +428,7 @@ getImageCount(Name)
 %%<br /> Type = ?wxBITMAP_TYPE_INVALID | ?wxBITMAP_TYPE_BMP | ?wxBITMAP_TYPE_BMP_RESOURCE | ?wxBITMAP_TYPE_RESOURCE | ?wxBITMAP_TYPE_ICO | ?wxBITMAP_TYPE_ICO_RESOURCE | ?wxBITMAP_TYPE_CUR | ?wxBITMAP_TYPE_CUR_RESOURCE | ?wxBITMAP_TYPE_XBM | ?wxBITMAP_TYPE_XBM_DATA | ?wxBITMAP_TYPE_XPM | ?wxBITMAP_TYPE_XPM_DATA | ?wxBITMAP_TYPE_TIF | ?wxBITMAP_TYPE_TIF_RESOURCE | ?wxBITMAP_TYPE_GIF | ?wxBITMAP_TYPE_GIF_RESOURCE | ?wxBITMAP_TYPE_PNG | ?wxBITMAP_TYPE_PNG_RESOURCE | ?wxBITMAP_TYPE_JPEG | ?wxBITMAP_TYPE_JPEG_RESOURCE | ?wxBITMAP_TYPE_PNM | ?wxBITMAP_TYPE_PNM_RESOURCE | ?wxBITMAP_TYPE_PCX | ?wxBITMAP_TYPE_PCX_RESOURCE | ?wxBITMAP_TYPE_PICT | ?wxBITMAP_TYPE_PICT_RESOURCE | ?wxBITMAP_TYPE_ICON | ?wxBITMAP_TYPE_ICON_RESOURCE | ?wxBITMAP_TYPE_ANI | ?wxBITMAP_TYPE_IFF | ?wxBITMAP_TYPE_TGA | ?wxBITMAP_TYPE_MACCURSOR | ?wxBITMAP_TYPE_MACCURSOR_RESOURCE | ?wxBITMAP_TYPE_ANY
 -spec getImageCount(Name, [Option]) -> integer() when
 	Name::unicode:chardata(),
-	Option :: {type, wx:wx_enum()}.
+	Option :: {'type', wx:wx_enum()}.
 getImageCount(Name, Options)
  when is_list(Name),is_list(Options) ->
   Name_UC = unicode:characters_to_binary([Name,0]),
@@ -560,7 +560,7 @@ hasOption(#wx_ref{type=ThisT,ref=ThisRef},Name)
   <<ThisRef:32/?UI,(byte_size(Name_UC)):32/?UI,(Name_UC)/binary, 0:(((8- ((0+byte_size(Name_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximageinitalpha">external documentation</a>.
--spec initAlpha(This) -> ok when
+-spec initAlpha(This) -> 'ok' when
 	This::wxImage().
 initAlpha(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxImage),
@@ -568,7 +568,7 @@ initAlpha(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximageinitstandardhandlers">external documentation</a>.
--spec initStandardHandlers() -> ok.
+-spec initStandardHandlers() -> 'ok'.
 initStandardHandlers() ->
   wxe_util:cast(?wxImage_InitStandardHandlers,
   <<>>).
@@ -584,7 +584,7 @@ isTransparent(This,X,Y)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximageistransparent">external documentation</a>.
 -spec isTransparent(This, X, Y, [Option]) -> boolean() when
 	This::wxImage(), X::integer(), Y::integer(),
-	Option :: {threshold, integer()}.
+	Option :: {'threshold', integer()}.
 isTransparent(#wx_ref{type=ThisT,ref=ThisRef},X,Y, Options)
  when is_integer(X),is_integer(Y),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -605,8 +605,8 @@ loadFile(This,Name)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximageloadfile">external documentation</a>.
 -spec loadFile(This, Name, [Option]) -> boolean() when
 	This::wxImage(), Name::unicode:chardata(),
-	Option :: {type, integer()}
-		 | {index, integer()}.
+	Option :: {'type', integer()}
+		 | {'index', integer()}.
 loadFile(#wx_ref{type=ThisT,ref=ThisRef},Name, Options)
  when is_list(Name),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -621,7 +621,7 @@ loadFile(#wx_ref{type=ThisT,ref=ThisRef},Name, Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximageloadfile">external documentation</a>.
 -spec loadFile(This, Name, Mimetype, [Option]) -> boolean() when
 	This::wxImage(), Name::unicode:chardata(), Mimetype::unicode:chardata(),
-	Option :: {index, integer()}.
+	Option :: {'index', integer()}.
 loadFile(#wx_ref{type=ThisT,ref=ThisRef},Name,Mimetype, Options)
  when is_list(Name),is_list(Mimetype),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -661,7 +661,7 @@ mirror(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagemirror">external documentation</a>.
 -spec mirror(This, [Option]) -> wxImage() when
 	This::wxImage(),
-	Option :: {horizontally, boolean()}.
+	Option :: {'horizontally', boolean()}.
 mirror(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -672,7 +672,7 @@ mirror(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagereplace">external documentation</a>.
--spec replace(This, R1, G1, B1, R2, G2, B2) -> ok when
+-spec replace(This, R1, G1, B1, R2, G2, B2) -> 'ok' when
 	This::wxImage(), R1::integer(), G1::integer(), B1::integer(), R2::integer(), G2::integer(), B2::integer().
 replace(#wx_ref{type=ThisT,ref=ThisRef},R1,G1,B1,R2,G2,B2)
  when is_integer(R1),is_integer(G1),is_integer(B1),is_integer(R2),is_integer(G2),is_integer(B2) ->
@@ -692,7 +692,7 @@ rescale(This,Width,Height)
 %%<br /> Quality = integer
 -spec rescale(This, Width, Height, [Option]) -> wxImage() when
 	This::wxImage(), Width::integer(), Height::integer(),
-	Option :: {quality, wx:wx_enum()}.
+	Option :: {'quality', wx:wx_enum()}.
 rescale(#wx_ref{type=ThisT,ref=ThisRef},Width,Height, Options)
  when is_integer(Width),is_integer(Height),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -713,9 +713,9 @@ resize(This,Size={SizeW,SizeH},Pos={PosX,PosY})
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximageresize">external documentation</a>.
 -spec resize(This, Size, Pos, [Option]) -> wxImage() when
 	This::wxImage(), Size::{W::integer(), H::integer()}, Pos::{X::integer(), Y::integer()},
-	Option :: {r, integer()}
-		 | {g, integer()}
-		 | {b, integer()}.
+	Option :: {'r', integer()}
+		 | {'g', integer()}
+		 | {'b', integer()}.
 resize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH},{PosX,PosY}, Options)
  when is_integer(SizeW),is_integer(SizeH),is_integer(PosX),is_integer(PosY),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -738,8 +738,8 @@ rotate(This,Angle,Centre_of_rotation={Centre_of_rotationX,Centre_of_rotationY})
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagerotate">external documentation</a>.
 -spec rotate(This, Angle, Centre_of_rotation, [Option]) -> wxImage() when
 	This::wxImage(), Angle::number(), Centre_of_rotation::{X::integer(), Y::integer()},
-	Option :: {interpolating, boolean()}
-		 | {offset_after_rotation, {X::integer(), Y::integer()}}.
+	Option :: {'interpolating', boolean()}
+		 | {'offset_after_rotation', {X::integer(), Y::integer()}}.
 rotate(#wx_ref{type=ThisT,ref=ThisRef},Angle,{Centre_of_rotationX,Centre_of_rotationY}, Options)
  when is_number(Angle),is_integer(Centre_of_rotationX),is_integer(Centre_of_rotationY),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -751,7 +751,7 @@ rotate(#wx_ref{type=ThisT,ref=ThisRef},Angle,{Centre_of_rotationX,Centre_of_rota
   <<ThisRef:32/?UI,0:32,Angle:64/?F,Centre_of_rotationX:32/?UI,Centre_of_rotationY:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagerotatehue">external documentation</a>.
--spec rotateHue(This, Angle) -> ok when
+-spec rotateHue(This, Angle) -> 'ok' when
 	This::wxImage(), Angle::number().
 rotateHue(#wx_ref{type=ThisT,ref=ThisRef},Angle)
  when is_number(Angle) ->
@@ -770,7 +770,7 @@ rotate90(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagerotate90">external documentation</a>.
 -spec rotate90(This, [Option]) -> wxImage() when
 	This::wxImage(),
-	Option :: {clockwise, boolean()}.
+	Option :: {'clockwise', boolean()}.
 rotate90(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -825,7 +825,7 @@ scale(This,Width,Height)
 %%<br /> Quality = integer
 -spec scale(This, Width, Height, [Option]) -> wxImage() when
 	This::wxImage(), Width::integer(), Height::integer(),
-	Option :: {quality, wx:wx_enum()}.
+	Option :: {'quality', wx:wx_enum()}.
 scale(#wx_ref{type=ThisT,ref=ThisRef},Width,Height, Options)
  when is_integer(Width),is_integer(Height),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -846,9 +846,9 @@ size(This,Size={SizeW,SizeH},Pos={PosX,PosY})
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagesize">external documentation</a>.
 -spec size(This, Size, Pos, [Option]) -> wxImage() when
 	This::wxImage(), Size::{W::integer(), H::integer()}, Pos::{X::integer(), Y::integer()},
-	Option :: {r, integer()}
-		 | {g, integer()}
-		 | {b, integer()}.
+	Option :: {'r', integer()}
+		 | {'g', integer()}
+		 | {'b', integer()}.
 size(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH},{PosX,PosY}, Options)
  when is_integer(SizeW),is_integer(SizeH),is_integer(PosX),is_integer(PosY),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -861,7 +861,7 @@ size(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH},{PosX,PosY}, Options)
   <<ThisRef:32/?UI,SizeW:32/?UI,SizeH:32/?UI,PosX:32/?UI,PosY:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv setAlpha(This,Alpha, [])
--spec setAlpha(This, Alpha) -> ok when
+-spec setAlpha(This, Alpha) -> 'ok' when
 	This::wxImage(), Alpha::binary().
 
 setAlpha(This,Alpha)
@@ -869,9 +869,9 @@ setAlpha(This,Alpha)
   setAlpha(This,Alpha, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagesetalpha">external documentation</a>.
--spec setAlpha(This, Alpha, [Option]) -> ok when
+-spec setAlpha(This, Alpha, [Option]) -> 'ok' when
 	This::wxImage(), Alpha::binary(),
-	Option :: {static_data, boolean()}.
+	Option :: {'static_data', boolean()}.
 setAlpha(#wx_ref{type=ThisT,ref=ThisRef},Alpha, Options)
  when is_binary(Alpha),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -883,7 +883,7 @@ setAlpha(#wx_ref{type=ThisT,ref=ThisRef},Alpha, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagesetalpha">external documentation</a>.
--spec setAlpha(This, X, Y, Alpha) -> ok when
+-spec setAlpha(This, X, Y, Alpha) -> 'ok' when
 	This::wxImage(), X::integer(), Y::integer(), Alpha::integer().
 setAlpha(#wx_ref{type=ThisT,ref=ThisRef},X,Y,Alpha)
  when is_integer(X),is_integer(Y),is_integer(Alpha) ->
@@ -892,7 +892,7 @@ setAlpha(#wx_ref{type=ThisT,ref=ThisRef},X,Y,Alpha)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI,Alpha:32/?UI>>).
 
 %% @equiv setData(This,Data, [])
--spec setData(This, Data) -> ok when
+-spec setData(This, Data) -> 'ok' when
 	This::wxImage(), Data::binary().
 
 setData(This,Data)
@@ -900,9 +900,9 @@ setData(This,Data)
   setData(This,Data, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagesetdata">external documentation</a>.
--spec setData(This, Data, [Option]) -> ok when
+-spec setData(This, Data, [Option]) -> 'ok' when
 	This::wxImage(), Data::binary(),
-	Option :: {static_data, boolean()}.
+	Option :: {'static_data', boolean()}.
 setData(#wx_ref{type=ThisT,ref=ThisRef},Data, Options)
  when is_binary(Data),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -914,7 +914,7 @@ setData(#wx_ref{type=ThisT,ref=ThisRef},Data, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv setData(This,Data,New_width,New_height, [])
--spec setData(This, Data, New_width, New_height) -> ok when
+-spec setData(This, Data, New_width, New_height) -> 'ok' when
 	This::wxImage(), Data::binary(), New_width::integer(), New_height::integer().
 
 setData(This,Data,New_width,New_height)
@@ -922,9 +922,9 @@ setData(This,Data,New_width,New_height)
   setData(This,Data,New_width,New_height, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagesetdata">external documentation</a>.
--spec setData(This, Data, New_width, New_height, [Option]) -> ok when
+-spec setData(This, Data, New_width, New_height, [Option]) -> 'ok' when
 	This::wxImage(), Data::binary(), New_width::integer(), New_height::integer(),
-	Option :: {static_data, boolean()}.
+	Option :: {'static_data', boolean()}.
 setData(#wx_ref{type=ThisT,ref=ThisRef},Data,New_width,New_height, Options)
  when is_binary(Data),is_integer(New_width),is_integer(New_height),is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -936,7 +936,7 @@ setData(#wx_ref{type=ThisT,ref=ThisRef},Data,New_width,New_height, Options)
   <<ThisRef:32/?UI,New_width:32/?UI,New_height:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv setMask(This, [])
--spec setMask(This) -> ok when
+-spec setMask(This) -> 'ok' when
 	This::wxImage().
 
 setMask(This)
@@ -944,9 +944,9 @@ setMask(This)
   setMask(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagesetmask">external documentation</a>.
--spec setMask(This, [Option]) -> ok when
+-spec setMask(This, [Option]) -> 'ok' when
 	This::wxImage(),
-	Option :: {mask, boolean()}.
+	Option :: {'mask', boolean()}.
 setMask(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxImage),
@@ -957,7 +957,7 @@ setMask(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagesetmaskcolour">external documentation</a>.
--spec setMaskColour(This, R, G, B) -> ok when
+-spec setMaskColour(This, R, G, B) -> 'ok' when
 	This::wxImage(), R::integer(), G::integer(), B::integer().
 setMaskColour(#wx_ref{type=ThisT,ref=ThisRef},R,G,B)
  when is_integer(R),is_integer(G),is_integer(B) ->
@@ -977,12 +977,12 @@ setMaskFromImage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MaskT,ref=MaskRef}
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagesetoption">external documentation</a>.
 %% <br /> Also:<br />
-%% setOption(This, Name, Value) -> ok when<br />
+%% setOption(This, Name, Value) -> 'ok' when<br />
 %% 	This::wxImage(), Name::unicode:chardata(), Value::unicode:chardata().<br />
 %% 
--spec setOption(This, Name, Value) -> ok when
+-spec setOption(This, Name, Value) -> 'ok' when
 	This::wxImage(), Name::unicode:chardata(), Value::integer();
-      (This, Name, Value) -> ok when
+      (This, Name, Value) -> 'ok' when
 	This::wxImage(), Name::unicode:chardata(), Value::unicode:chardata().
 setOption(#wx_ref{type=ThisT,ref=ThisRef},Name,Value)
  when is_list(Name),is_integer(Value) ->
@@ -999,7 +999,7 @@ setOption(#wx_ref{type=ThisT,ref=ThisRef},Name,Value)
   <<ThisRef:32/?UI,(byte_size(Name_UC)):32/?UI,(Name_UC)/binary, 0:(((8- ((0+byte_size(Name_UC)) band 16#7)) band 16#7))/unit:8,(byte_size(Value_UC)):32/?UI,(Value_UC)/binary, 0:(((8- ((4+byte_size(Value_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagesetpalette">external documentation</a>.
--spec setPalette(This, Palette) -> ok when
+-spec setPalette(This, Palette) -> 'ok' when
 	This::wxImage(), Palette::wxPalette:wxPalette().
 setPalette(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PaletteT,ref=PaletteRef}) ->
   ?CLASS(ThisT,wxImage),
@@ -1008,7 +1008,7 @@ setPalette(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PaletteT,ref=PaletteRef}
   <<ThisRef:32/?UI,PaletteRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagesetrgb">external documentation</a>.
--spec setRGB(This, Rect, R, G, B) -> ok when
+-spec setRGB(This, Rect, R, G, B) -> 'ok' when
 	This::wxImage(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}, R::integer(), G::integer(), B::integer().
 setRGB(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH},R,G,B)
  when is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH),is_integer(R),is_integer(G),is_integer(B) ->
@@ -1017,7 +1017,7 @@ setRGB(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH},R,G,B)
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI,R:32/?UI,G:32/?UI,B:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximage.html#wximagesetrgb">external documentation</a>.
--spec setRGB(This, X, Y, R, G, B) -> ok when
+-spec setRGB(This, X, Y, R, G, B) -> 'ok' when
 	This::wxImage(), X::integer(), Y::integer(), R::integer(), G::integer(), B::integer().
 setRGB(#wx_ref{type=ThisT,ref=ThisRef},X,Y,R,G,B)
  when is_integer(X),is_integer(Y),is_integer(R),is_integer(G),is_integer(B) ->
@@ -1026,7 +1026,7 @@ setRGB(#wx_ref{type=ThisT,ref=ThisRef},X,Y,R,G,B)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI,R:32/?UI,G:32/?UI,B:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxImage()) -> ok.
+-spec destroy(This::wxImage()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxImage),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxImageList.erl b/lib/wx/src/gen/wxImageList.erl
index dcd508d05b..39a44c0afe 100644
--- a/lib/wx/src/gen/wxImageList.erl
+++ b/lib/wx/src/gen/wxImageList.erl
@@ -54,8 +54,8 @@ new(Width,Height)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximagelist.html#wximagelistwximagelist">external documentation</a>.
 -spec new(Width, Height, [Option]) -> wxImageList() when
 	Width::integer(), Height::integer(),
-	Option :: {mask, boolean()}
-		 | {initialCount, integer()}.
+	Option :: {'mask', boolean()}
+		 | {'initialCount', integer()}.
 new(Width,Height, Options)
  when is_integer(Width),is_integer(Height),is_list(Options) ->
   MOpts = fun({mask, Mask}, Acc) -> [<<1:32/?UI,(wxe_util:from_bool(Mask)):32/?UI>>|Acc];
@@ -107,8 +107,8 @@ create(This,Width,Height)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximagelist.html#wximagelistcreate">external documentation</a>.
 -spec create(This, Width, Height, [Option]) -> boolean() when
 	This::wxImageList(), Width::integer(), Height::integer(),
-	Option :: {mask, boolean()}
-		 | {initialCount, integer()}.
+	Option :: {'mask', boolean()}
+		 | {'initialCount', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},Width,Height, Options)
  when is_integer(Width),is_integer(Height),is_list(Options) ->
   ?CLASS(ThisT,wxImageList),
@@ -130,8 +130,8 @@ draw(This,Index,Dc,X,Y)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wximagelist.html#wximagelistdraw">external documentation</a>.
 -spec draw(This, Index, Dc, X, Y, [Option]) -> boolean() when
 	This::wxImageList(), Index::integer(), Dc::wxDC:wxDC(), X::integer(), Y::integer(),
-	Option :: {flags, integer()}
-		 | {solidBackground, boolean()}.
+	Option :: {'flags', integer()}
+		 | {'solidBackground', boolean()}.
 draw(#wx_ref{type=ThisT,ref=ThisRef},Index,#wx_ref{type=DcT,ref=DcRef},X,Y, Options)
  when is_integer(Index),is_integer(X),is_integer(Y),is_list(Options) ->
   ?CLASS(ThisT,wxImageList),
@@ -218,7 +218,7 @@ replace(#wx_ref{type=ThisT,ref=ThisRef},Index,#wx_ref{type=BitmapT,ref=BitmapRef
   <<ThisRef:32/?UI,Index:32/?UI,BitmapRef:32/?UI,MaskRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxImageList()) -> ok.
+-spec destroy(This::wxImageList()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxImageList),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxJoystickEvent.erl b/lib/wx/src/gen/wxJoystickEvent.erl
index d26eb42fe8..6bad079953 100644
--- a/lib/wx/src/gen/wxJoystickEvent.erl
+++ b/lib/wx/src/gen/wxJoystickEvent.erl
@@ -57,7 +57,7 @@ buttonDown(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxjoystickevent.html#wxjoystickeventbuttondown">external documentation</a>.
 -spec buttonDown(This, [Option]) -> boolean() when
 	This::wxJoystickEvent(),
-	Option :: {but, integer()}.
+	Option :: {'but', integer()}.
 buttonDown(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxJoystickEvent),
@@ -78,7 +78,7 @@ buttonIsDown(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxjoystickevent.html#wxjoystickeventbuttonisdown">external documentation</a>.
 -spec buttonIsDown(This, [Option]) -> boolean() when
 	This::wxJoystickEvent(),
-	Option :: {but, integer()}.
+	Option :: {'but', integer()}.
 buttonIsDown(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxJoystickEvent),
@@ -99,7 +99,7 @@ buttonUp(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxjoystickevent.html#wxjoystickeventbuttonup">external documentation</a>.
 -spec buttonUp(This, [Option]) -> boolean() when
 	This::wxJoystickEvent(),
-	Option :: {but, integer()}.
+	Option :: {'but', integer()}.
 buttonUp(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxJoystickEvent),
diff --git a/lib/wx/src/gen/wxLayoutAlgorithm.erl b/lib/wx/src/gen/wxLayoutAlgorithm.erl
index 344af3dc0d..f389b83281 100644
--- a/lib/wx/src/gen/wxLayoutAlgorithm.erl
+++ b/lib/wx/src/gen/wxLayoutAlgorithm.erl
@@ -53,7 +53,7 @@ layoutFrame(This,Frame)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlayoutalgorithm.html#wxlayoutalgorithmlayoutframe">external documentation</a>.
 -spec layoutFrame(This, Frame, [Option]) -> boolean() when
 	This::wxLayoutAlgorithm(), Frame::wxFrame:wxFrame(),
-	Option :: {mainWindow, wxWindow:wxWindow()}.
+	Option :: {'mainWindow', wxWindow:wxWindow()}.
 layoutFrame(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FrameT,ref=FrameRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxLayoutAlgorithm),
@@ -75,7 +75,7 @@ layoutMDIFrame(This,Frame)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlayoutalgorithm.html#wxlayoutalgorithmlayoutmdiframe">external documentation</a>.
 -spec layoutMDIFrame(This, Frame, [Option]) -> boolean() when
 	This::wxLayoutAlgorithm(), Frame::wxMDIParentFrame:wxMDIParentFrame(),
-	Option :: {rect, {X::integer(), Y::integer(), W::integer(), H::integer()}}.
+	Option :: {'rect', {X::integer(), Y::integer(), W::integer(), H::integer()}}.
 layoutMDIFrame(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FrameT,ref=FrameRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxLayoutAlgorithm),
@@ -97,7 +97,7 @@ layoutWindow(This,Frame)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlayoutalgorithm.html#wxlayoutalgorithmlayoutwindow">external documentation</a>.
 -spec layoutWindow(This, Frame, [Option]) -> boolean() when
 	This::wxLayoutAlgorithm(), Frame::wxWindow:wxWindow(),
-	Option :: {mainWindow, wxWindow:wxWindow()}.
+	Option :: {'mainWindow', wxWindow:wxWindow()}.
 layoutWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FrameT,ref=FrameRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxLayoutAlgorithm),
@@ -109,7 +109,7 @@ layoutWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FrameT,ref=FrameRef},
   <<ThisRef:32/?UI,FrameRef:32/?UI, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxLayoutAlgorithm()) -> ok.
+-spec destroy(This::wxLayoutAlgorithm()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxLayoutAlgorithm),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxListBox.erl b/lib/wx/src/gen/wxListBox.erl
index eaa026839e..9ab3616e9b 100644
--- a/lib/wx/src/gen/wxListBox.erl
+++ b/lib/wx/src/gen/wxListBox.erl
@@ -103,11 +103,11 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbox.html#wxlistboxwxlistbox">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxListBox() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {choices, [unicode:chardata()]}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'choices', [unicode:chardata()]}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -132,8 +132,8 @@ create(This,Parent,Id,Pos={PosX,PosY},Size={SizeW,SizeH},Choices)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbox.html#wxlistboxcreate">external documentation</a>.
 -spec create(This, Parent, Id, Pos, Size, Choices, [Option]) -> boolean() when
 	This::wxListBox(), Parent::wxWindow:wxWindow(), Id::integer(), Pos::{X::integer(), Y::integer()}, Size::{W::integer(), H::integer()}, Choices::[unicode:chardata()],
-	Option :: {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,{PosX,PosY},{SizeW,SizeH},Choices, Options)
  when is_integer(Id),is_integer(PosX),is_integer(PosY),is_integer(SizeW),is_integer(SizeH),is_list(Choices),is_list(Options) ->
   ?CLASS(ThisT,wxListBox),
@@ -148,7 +148,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,{P
   <<ThisRef:32/?UI,ParentRef:32/?UI,Id:32/?UI,PosX:32/?UI,PosY:32/?UI,SizeW:32/?UI,SizeH:32/?UI,(length(Choices_UCA)):32/?UI, (<< <<(byte_size(UC_Str)):32/?UI, UC_Str/binary>>|| UC_Str <- Choices_UCA>>)/binary, 0:(((8- ((0 + lists:sum([byte_size(S)+4||S<-Choices_UCA])) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbox.html#wxlistboxdeselect">external documentation</a>.
--spec deselect(This, N) -> ok when
+-spec deselect(This, N) -> 'ok' when
 	This::wxListBox(), N::integer().
 deselect(#wx_ref{type=ThisT,ref=ThisRef},N)
  when is_integer(N) ->
@@ -166,7 +166,7 @@ getSelections(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbox.html#wxlistboxinsertitems">external documentation</a>.
--spec insertItems(This, Items, Pos) -> ok when
+-spec insertItems(This, Items, Pos) -> 'ok' when
 	This::wxListBox(), Items::[unicode:chardata()], Pos::integer().
 insertItems(#wx_ref{type=ThisT,ref=ThisRef},Items,Pos)
  when is_list(Items),is_integer(Pos) ->
@@ -186,7 +186,7 @@ isSelected(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbox.html#wxlistboxset">external documentation</a>.
--spec set(This, Items) -> ok when
+-spec set(This, Items) -> 'ok' when
 	This::wxListBox(), Items::[unicode:chardata()].
 set(#wx_ref{type=ThisT,ref=ThisRef},Items)
  when is_list(Items) ->
@@ -207,12 +207,12 @@ hitTest(#wx_ref{type=ThisT,ref=ThisRef},{PointX,PointY})
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbox.html#wxlistboxsetfirstitem">external documentation</a>.
 %% <br /> Also:<br />
-%% setFirstItem(This, S) -> ok when<br />
+%% setFirstItem(This, S) -> 'ok' when<br />
 %% 	This::wxListBox(), S::unicode:chardata().<br />
 %% 
--spec setFirstItem(This, N) -> ok when
+-spec setFirstItem(This, N) -> 'ok' when
 	This::wxListBox(), N::integer();
-      (This, S) -> ok when
+      (This, S) -> 'ok' when
 	This::wxListBox(), S::unicode:chardata().
 setFirstItem(#wx_ref{type=ThisT,ref=ThisRef},N)
  when is_integer(N) ->
@@ -227,7 +227,7 @@ setFirstItem(#wx_ref{type=ThisT,ref=ThisRef},S)
   <<ThisRef:32/?UI,(byte_size(S_UC)):32/?UI,(S_UC)/binary, 0:(((8- ((0+byte_size(S_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxListBox()) -> ok.
+-spec destroy(This::wxListBox()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxListBox),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxListCtrl.erl b/lib/wx/src/gen/wxListCtrl.erl
index ed997710c8..d1a063d900 100644
--- a/lib/wx/src/gen/wxListCtrl.erl
+++ b/lib/wx/src/gen/wxListCtrl.erl
@@ -156,7 +156,7 @@ arrange(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlarrange">external documentation</a>.
 -spec arrange(This, [Option]) -> boolean() when
 	This::wxListCtrl(),
-	Option :: {flag, integer()}.
+	Option :: {'flag', integer()}.
 arrange(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxListCtrl),
@@ -167,7 +167,7 @@ arrange(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlassignimagelist">external documentation</a>.
--spec assignImageList(This, ImageList, Which) -> ok when
+-spec assignImageList(This, ImageList, Which) -> 'ok' when
 	This::wxListCtrl(), ImageList::wxImageList:wxImageList(), Which::integer().
 assignImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef},Which)
  when is_integer(Which) ->
@@ -177,7 +177,7 @@ assignImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=Imag
   <<ThisRef:32/?UI,ImageListRef:32/?UI,Which:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlclearall">external documentation</a>.
--spec clearAll(This) -> ok when
+-spec clearAll(This) -> 'ok' when
 	This::wxListCtrl().
 clearAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxListCtrl),
@@ -278,7 +278,7 @@ findItem(This,Start,Str)
 %% 
 -spec findItem(This, Start, Str, [Option]) -> integer() when
 	This::wxListCtrl(), Start::integer(), Str::unicode:chardata(),
-	Option :: {partial, boolean()};
+	Option :: {'partial', boolean()};
       (This, Start, Pt, Direction) -> integer() when
 	This::wxListCtrl(), Start::integer(), Pt::{X::integer(), Y::integer()}, Direction::integer().
 findItem(#wx_ref{type=ThisT,ref=ThisRef},Start,Str, Options)
@@ -415,7 +415,7 @@ getItemRect(This,Item)
 -spec getItemRect(This, Item, [Option]) -> Result when
 	Result :: {Res ::boolean(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}},
 	This::wxListCtrl(), Item::integer(),
-	Option :: {code, integer()}.
+	Option :: {'code', integer()}.
 getItemRect(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
  when is_integer(Item),is_list(Options) ->
   ?CLASS(ThisT,wxListCtrl),
@@ -471,8 +471,8 @@ getNextItem(This,Item)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlgetnextitem">external documentation</a>.
 -spec getNextItem(This, Item, [Option]) -> integer() when
 	This::wxListCtrl(), Item::integer(),
-	Option :: {geometry, integer()}
-		 | {state, integer()}.
+	Option :: {'geometry', integer()}
+		 | {'state', integer()}.
 getNextItem(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
  when is_integer(Item),is_list(Options) ->
   ?CLASS(ThisT,wxListCtrl),
@@ -548,8 +548,8 @@ insertColumn(#wx_ref{type=ThisT,ref=ThisRef},Col,#wx_ref{type=InfoT,ref=InfoRef}
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlinsertcolumn">external documentation</a>.
 -spec insertColumn(This, Col, Heading, [Option]) -> integer() when
 	This::wxListCtrl(), Col::integer(), Heading::unicode:chardata(),
-	Option :: {format, integer()}
-		 | {width, integer()}.
+	Option :: {'format', integer()}
+		 | {'width', integer()}.
 insertColumn(#wx_ref{type=ThisT,ref=ThisRef},Col,Heading, Options)
  when is_integer(Col),is_list(Heading),is_list(Options) ->
   ?CLASS(ThisT,wxListCtrl),
@@ -602,7 +602,7 @@ insertItem(#wx_ref{type=ThisT,ref=ThisRef},Index,Label,ImageIndex)
   <<ThisRef:32/?UI,Index:32/?UI,(byte_size(Label_UC)):32/?UI,(Label_UC)/binary, 0:(((8- ((4+byte_size(Label_UC)) band 16#7)) band 16#7))/unit:8,ImageIndex:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlrefreshitem">external documentation</a>.
--spec refreshItem(This, Item) -> ok when
+-spec refreshItem(This, Item) -> 'ok' when
 	This::wxListCtrl(), Item::integer().
 refreshItem(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -611,7 +611,7 @@ refreshItem(#wx_ref{type=ThisT,ref=ThisRef},Item)
   <<ThisRef:32/?UI,Item:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlrefreshitems">external documentation</a>.
--spec refreshItems(This, ItemFrom, ItemTo) -> ok when
+-spec refreshItems(This, ItemFrom, ItemTo) -> 'ok' when
 	This::wxListCtrl(), ItemFrom::integer(), ItemTo::integer().
 refreshItems(#wx_ref{type=ThisT,ref=ThisRef},ItemFrom,ItemTo)
  when is_integer(ItemFrom),is_integer(ItemTo) ->
@@ -657,7 +657,7 @@ setColumnWidth(#wx_ref{type=ThisT,ref=ThisRef},Col,Width)
   <<ThisRef:32/?UI,Col:32/?UI,Width:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlsetimagelist">external documentation</a>.
--spec setImageList(This, ImageList, Which) -> ok when
+-spec setImageList(This, ImageList, Which) -> 'ok' when
 	This::wxListCtrl(), ImageList::wxImageList:wxImageList(), Which::integer().
 setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef},Which)
  when is_integer(Which) ->
@@ -686,7 +686,7 @@ setItem(This,Index,Col,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlsetitem">external documentation</a>.
 -spec setItem(This, Index, Col, Label, [Option]) -> integer() when
 	This::wxListCtrl(), Index::integer(), Col::integer(), Label::unicode:chardata(),
-	Option :: {imageId, integer()}.
+	Option :: {'imageId', integer()}.
 setItem(#wx_ref{type=ThisT,ref=ThisRef},Index,Col,Label, Options)
  when is_integer(Index),is_integer(Col),is_list(Label),is_list(Options) ->
   ?CLASS(ThisT,wxListCtrl),
@@ -698,7 +698,7 @@ setItem(#wx_ref{type=ThisT,ref=ThisRef},Index,Col,Label, Options)
   <<ThisRef:32/?UI,Index:32/?UI,Col:32/?UI,(byte_size(Label_UC)):32/?UI,(Label_UC)/binary, 0:(((8- ((0+byte_size(Label_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlsetitembackgroundcolour">external documentation</a>.
--spec setItemBackgroundColour(This, Item, Col) -> ok when
+-spec setItemBackgroundColour(This, Item, Col) -> 'ok' when
 	This::wxListCtrl(), Item::integer(), Col::wx:wx_colour().
 setItemBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Item,Col)
  when is_integer(Item),tuple_size(Col) =:= 3; tuple_size(Col) =:= 4 ->
@@ -707,7 +707,7 @@ setItemBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Item,Col)
   <<ThisRef:32/?UI,Item:32/?UI,(wxe_util:colour_bin(Col)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlsetitemcount">external documentation</a>.
--spec setItemCount(This, Count) -> ok when
+-spec setItemCount(This, Count) -> 'ok' when
 	This::wxListCtrl(), Count::integer().
 setItemCount(#wx_ref{type=ThisT,ref=ThisRef},Count)
  when is_integer(Count) ->
@@ -725,7 +725,7 @@ setItemData(#wx_ref{type=ThisT,ref=ThisRef},Item,Data)
   <<ThisRef:32/?UI,Item:32/?UI,Data:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlsetitemfont">external documentation</a>.
--spec setItemFont(This, Item, F) -> ok when
+-spec setItemFont(This, Item, F) -> 'ok' when
 	This::wxListCtrl(), Item::integer(), F::wxFont:wxFont().
 setItemFont(#wx_ref{type=ThisT,ref=ThisRef},Item,#wx_ref{type=FT,ref=FRef})
  when is_integer(Item) ->
@@ -745,7 +745,7 @@ setItemImage(This,Item,Image)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlsetitemimage">external documentation</a>.
 -spec setItemImage(This, Item, Image, [Option]) -> boolean() when
 	This::wxListCtrl(), Item::integer(), Image::integer(),
-	Option :: {selImage, integer()}.
+	Option :: {'selImage', integer()}.
 setItemImage(#wx_ref{type=ThisT,ref=ThisRef},Item,Image, Options)
  when is_integer(Item),is_integer(Image),is_list(Options) ->
   ?CLASS(ThisT,wxListCtrl),
@@ -783,7 +783,7 @@ setItemState(#wx_ref{type=ThisT,ref=ThisRef},Item,State,StateMask)
   <<ThisRef:32/?UI,Item:32/?UI,State:32/?UI,StateMask:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlsetitemtext">external documentation</a>.
--spec setItemText(This, Item, Str) -> ok when
+-spec setItemText(This, Item, Str) -> 'ok' when
 	This::wxListCtrl(), Item::integer(), Str::unicode:chardata().
 setItemText(#wx_ref{type=ThisT,ref=ThisRef},Item,Str)
  when is_integer(Item),is_list(Str) ->
@@ -793,7 +793,7 @@ setItemText(#wx_ref{type=ThisT,ref=ThisRef},Item,Str)
   <<ThisRef:32/?UI,Item:32/?UI,(byte_size(Str_UC)):32/?UI,(Str_UC)/binary, 0:(((8- ((4+byte_size(Str_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlsetitemtextcolour">external documentation</a>.
--spec setItemTextColour(This, Item, Col) -> ok when
+-spec setItemTextColour(This, Item, Col) -> 'ok' when
 	This::wxListCtrl(), Item::integer(), Col::wx:wx_colour().
 setItemTextColour(#wx_ref{type=ThisT,ref=ThisRef},Item,Col)
  when is_integer(Item),tuple_size(Col) =:= 3; tuple_size(Col) =:= 4 ->
@@ -802,7 +802,7 @@ setItemTextColour(#wx_ref{type=ThisT,ref=ThisRef},Item,Col)
   <<ThisRef:32/?UI,Item:32/?UI,(wxe_util:colour_bin(Col)):16/binary>>).
 
 %% @equiv setSingleStyle(This,Style, [])
--spec setSingleStyle(This, Style) -> ok when
+-spec setSingleStyle(This, Style) -> 'ok' when
 	This::wxListCtrl(), Style::integer().
 
 setSingleStyle(This,Style)
@@ -810,9 +810,9 @@ setSingleStyle(This,Style)
   setSingleStyle(This,Style, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlsetsinglestyle">external documentation</a>.
--spec setSingleStyle(This, Style, [Option]) -> ok when
+-spec setSingleStyle(This, Style, [Option]) -> 'ok' when
 	This::wxListCtrl(), Style::integer(),
-	Option :: {add, boolean()}.
+	Option :: {'add', boolean()}.
 setSingleStyle(#wx_ref{type=ThisT,ref=ThisRef},Style, Options)
  when is_integer(Style),is_list(Options) ->
   ?CLASS(ThisT,wxListCtrl),
@@ -823,7 +823,7 @@ setSingleStyle(#wx_ref{type=ThisT,ref=ThisRef},Style, Options)
   <<ThisRef:32/?UI,Style:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlsettextcolour">external documentation</a>.
--spec setTextColour(This, Col) -> ok when
+-spec setTextColour(This, Col) -> 'ok' when
 	This::wxListCtrl(), Col::wx:wx_colour().
 setTextColour(#wx_ref{type=ThisT,ref=ThisRef},Col)
  when tuple_size(Col) =:= 3; tuple_size(Col) =:= 4 ->
@@ -832,7 +832,7 @@ setTextColour(#wx_ref{type=ThisT,ref=ThisRef},Col)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Col)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistctrl.html#wxlistctrlsetwindowstyleflag">external documentation</a>.
--spec setWindowStyleFlag(This, Style) -> ok when
+-spec setWindowStyleFlag(This, Style) -> 'ok' when
 	This::wxListCtrl(), Style::integer().
 setWindowStyleFlag(#wx_ref{type=ThisT,ref=ThisRef},Style)
  when is_integer(Style) ->
@@ -859,7 +859,7 @@ sortItems(#wx_ref{type=ThisT,ref=ThisRef}, SortCallBack)
 	SortId = wxe_util:get_cbId(Sort),
 	wxe_util:call(?wxListCtrl_SortItems, <<ThisRef:32/?UI,SortId:32/?UI>>).
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxListCtrl()) -> ok.
+-spec destroy(This::wxListCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxListCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxListItem.erl b/lib/wx/src/gen/wxListItem.erl
index 0dcad246d0..1530a8c514 100644
--- a/lib/wx/src/gen/wxListItem.erl
+++ b/lib/wx/src/gen/wxListItem.erl
@@ -54,7 +54,7 @@ new(#wx_ref{type=ItemT,ref=ItemRef}) ->
   <<ItemRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemclear">external documentation</a>.
--spec clear(This) -> ok when
+-spec clear(This) -> 'ok' when
 	This::wxListItem().
 clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxListItem),
@@ -152,7 +152,7 @@ getWidth(#wx_ref{type=ThisT,ref=ThisRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsetalign">external documentation</a>.
 %%<br /> Align = ?wxLIST_FORMAT_LEFT | ?wxLIST_FORMAT_RIGHT | ?wxLIST_FORMAT_CENTRE | ?wxLIST_FORMAT_CENTER
--spec setAlign(This, Align) -> ok when
+-spec setAlign(This, Align) -> 'ok' when
 	This::wxListItem(), Align::wx:wx_enum().
 setAlign(#wx_ref{type=ThisT,ref=ThisRef},Align)
  when is_integer(Align) ->
@@ -161,7 +161,7 @@ setAlign(#wx_ref{type=ThisT,ref=ThisRef},Align)
   <<ThisRef:32/?UI,Align:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsetbackgroundcolour">external documentation</a>.
--spec setBackgroundColour(This, ColBack) -> ok when
+-spec setBackgroundColour(This, ColBack) -> 'ok' when
 	This::wxListItem(), ColBack::wx:wx_colour().
 setBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},ColBack)
  when tuple_size(ColBack) =:= 3; tuple_size(ColBack) =:= 4 ->
@@ -170,7 +170,7 @@ setBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},ColBack)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(ColBack)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsetcolumn">external documentation</a>.
--spec setColumn(This, Col) -> ok when
+-spec setColumn(This, Col) -> 'ok' when
 	This::wxListItem(), Col::integer().
 setColumn(#wx_ref{type=ThisT,ref=ThisRef},Col)
  when is_integer(Col) ->
@@ -179,7 +179,7 @@ setColumn(#wx_ref{type=ThisT,ref=ThisRef},Col)
   <<ThisRef:32/?UI,Col:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsetfont">external documentation</a>.
--spec setFont(This, Font) -> ok when
+-spec setFont(This, Font) -> 'ok' when
 	This::wxListItem(), Font::wxFont:wxFont().
 setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxListItem),
@@ -188,7 +188,7 @@ setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   <<ThisRef:32/?UI,FontRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsetid">external documentation</a>.
--spec setId(This, Id) -> ok when
+-spec setId(This, Id) -> 'ok' when
 	This::wxListItem(), Id::integer().
 setId(#wx_ref{type=ThisT,ref=ThisRef},Id)
  when is_integer(Id) ->
@@ -197,7 +197,7 @@ setId(#wx_ref{type=ThisT,ref=ThisRef},Id)
   <<ThisRef:32/?UI,Id:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsetimage">external documentation</a>.
--spec setImage(This, Image) -> ok when
+-spec setImage(This, Image) -> 'ok' when
 	This::wxListItem(), Image::integer().
 setImage(#wx_ref{type=ThisT,ref=ThisRef},Image)
  when is_integer(Image) ->
@@ -206,7 +206,7 @@ setImage(#wx_ref{type=ThisT,ref=ThisRef},Image)
   <<ThisRef:32/?UI,Image:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsetmask">external documentation</a>.
--spec setMask(This, Mask) -> ok when
+-spec setMask(This, Mask) -> 'ok' when
 	This::wxListItem(), Mask::integer().
 setMask(#wx_ref{type=ThisT,ref=ThisRef},Mask)
  when is_integer(Mask) ->
@@ -215,7 +215,7 @@ setMask(#wx_ref{type=ThisT,ref=ThisRef},Mask)
   <<ThisRef:32/?UI,Mask:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsetstate">external documentation</a>.
--spec setState(This, State) -> ok when
+-spec setState(This, State) -> 'ok' when
 	This::wxListItem(), State::integer().
 setState(#wx_ref{type=ThisT,ref=ThisRef},State)
  when is_integer(State) ->
@@ -224,7 +224,7 @@ setState(#wx_ref{type=ThisT,ref=ThisRef},State)
   <<ThisRef:32/?UI,State:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsetstatemask">external documentation</a>.
--spec setStateMask(This, StateMask) -> ok when
+-spec setStateMask(This, StateMask) -> 'ok' when
 	This::wxListItem(), StateMask::integer().
 setStateMask(#wx_ref{type=ThisT,ref=ThisRef},StateMask)
  when is_integer(StateMask) ->
@@ -233,7 +233,7 @@ setStateMask(#wx_ref{type=ThisT,ref=ThisRef},StateMask)
   <<ThisRef:32/?UI,StateMask:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsettext">external documentation</a>.
--spec setText(This, Text) -> ok when
+-spec setText(This, Text) -> 'ok' when
 	This::wxListItem(), Text::unicode:chardata().
 setText(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -243,7 +243,7 @@ setText(#wx_ref{type=ThisT,ref=ThisRef},Text)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsettextcolour">external documentation</a>.
--spec setTextColour(This, ColText) -> ok when
+-spec setTextColour(This, ColText) -> 'ok' when
 	This::wxListItem(), ColText::wx:wx_colour().
 setTextColour(#wx_ref{type=ThisT,ref=ThisRef},ColText)
  when tuple_size(ColText) =:= 3; tuple_size(ColText) =:= 4 ->
@@ -252,7 +252,7 @@ setTextColour(#wx_ref{type=ThisT,ref=ThisRef},ColText)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(ColText)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitem.html#wxlistitemsetwidth">external documentation</a>.
--spec setWidth(This, Width) -> ok when
+-spec setWidth(This, Width) -> 'ok' when
 	This::wxListItem(), Width::integer().
 setWidth(#wx_ref{type=ThisT,ref=ThisRef},Width)
  when is_integer(Width) ->
@@ -261,7 +261,7 @@ setWidth(#wx_ref{type=ThisT,ref=ThisRef},Width)
   <<ThisRef:32/?UI,Width:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxListItem()) -> ok.
+-spec destroy(This::wxListItem()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxListItem),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxListItemAttr.erl b/lib/wx/src/gen/wxListItemAttr.erl
index c581292358..360366c1be 100644
--- a/lib/wx/src/gen/wxListItemAttr.erl
+++ b/lib/wx/src/gen/wxListItemAttr.erl
@@ -101,7 +101,7 @@ hasTextColour(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitemattr.html#wxlistitemattrsetbackgroundcolour">external documentation</a>.
--spec setBackgroundColour(This, ColBack) -> ok when
+-spec setBackgroundColour(This, ColBack) -> 'ok' when
 	This::wxListItemAttr(), ColBack::wx:wx_colour().
 setBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},ColBack)
  when tuple_size(ColBack) =:= 3; tuple_size(ColBack) =:= 4 ->
@@ -110,7 +110,7 @@ setBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},ColBack)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(ColBack)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitemattr.html#wxlistitemattrsetfont">external documentation</a>.
--spec setFont(This, Font) -> ok when
+-spec setFont(This, Font) -> 'ok' when
 	This::wxListItemAttr(), Font::wxFont:wxFont().
 setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxListItemAttr),
@@ -119,7 +119,7 @@ setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   <<ThisRef:32/?UI,FontRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistitemattr.html#wxlistitemattrsettextcolour">external documentation</a>.
--spec setTextColour(This, ColText) -> ok when
+-spec setTextColour(This, ColText) -> 'ok' when
 	This::wxListItemAttr(), ColText::wx:wx_colour().
 setTextColour(#wx_ref{type=ThisT,ref=ThisRef},ColText)
  when tuple_size(ColText) =:= 3; tuple_size(ColText) =:= 4 ->
@@ -128,7 +128,7 @@ setTextColour(#wx_ref{type=ThisT,ref=ThisRef},ColText)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(ColText)):16/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxListItemAttr()) -> ok.
+-spec destroy(This::wxListItemAttr()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxListItemAttr),
   wxe_util:destroy(?wxListItemAttr_destroy,Obj),
diff --git a/lib/wx/src/gen/wxListView.erl b/lib/wx/src/gen/wxListView.erl
index 288afcee82..908bf4c1c9 100644
--- a/lib/wx/src/gen/wxListView.erl
+++ b/lib/wx/src/gen/wxListView.erl
@@ -81,7 +81,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxListView() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistview.html#wxlistviewclearcolumnimage">external documentation</a>.
--spec clearColumnImage(This, Col) -> ok when
+-spec clearColumnImage(This, Col) -> 'ok' when
 	This::wxListView(), Col::integer().
 clearColumnImage(#wx_ref{type=ThisT,ref=ThisRef},Col)
  when is_integer(Col) ->
@@ -90,7 +90,7 @@ clearColumnImage(#wx_ref{type=ThisT,ref=ThisRef},Col)
   <<ThisRef:32/?UI,Col:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistview.html#wxlistviewfocus">external documentation</a>.
--spec focus(This, Index) -> ok when
+-spec focus(This, Index) -> 'ok' when
 	This::wxListView(), Index::integer().
 focus(#wx_ref{type=ThisT,ref=ThisRef},Index)
  when is_integer(Index) ->
@@ -133,7 +133,7 @@ isSelected(#wx_ref{type=ThisT,ref=ThisRef},Index)
   <<ThisRef:32/?UI,Index:32/?UI>>).
 
 %% @equiv select(This,N, [])
--spec select(This, N) -> ok when
+-spec select(This, N) -> 'ok' when
 	This::wxListView(), N::integer().
 
 select(This,N)
@@ -141,9 +141,9 @@ select(This,N)
   select(This,N, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistview.html#wxlistviewselect">external documentation</a>.
--spec select(This, N, [Option]) -> ok when
+-spec select(This, N, [Option]) -> 'ok' when
 	This::wxListView(), N::integer(),
-	Option :: {on, boolean()}.
+	Option :: {'on', boolean()}.
 select(#wx_ref{type=ThisT,ref=ThisRef},N, Options)
  when is_integer(N),is_list(Options) ->
   ?CLASS(ThisT,wxListView),
@@ -154,7 +154,7 @@ select(#wx_ref{type=ThisT,ref=ThisRef},N, Options)
   <<ThisRef:32/?UI,N:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistview.html#wxlistviewsetcolumnimage">external documentation</a>.
--spec setColumnImage(This, Col, Image) -> ok when
+-spec setColumnImage(This, Col, Image) -> 'ok' when
 	This::wxListView(), Col::integer(), Image::integer().
 setColumnImage(#wx_ref{type=ThisT,ref=ThisRef},Col,Image)
  when is_integer(Col),is_integer(Image) ->
diff --git a/lib/wx/src/gen/wxListbook.erl b/lib/wx/src/gen/wxListbook.erl
index 6ea34e8eb1..a7050e1db9 100644
--- a/lib/wx/src/gen/wxListbook.erl
+++ b/lib/wx/src/gen/wxListbook.erl
@@ -101,9 +101,9 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbook.html#wxlistbookwxlistbook">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxListbook() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -126,8 +126,8 @@ addPage(This,Page,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbook.html#wxlistbookaddpage">external documentation</a>.
 -spec addPage(This, Page, Text, [Option]) -> boolean() when
 	This::wxListbook(), Page::wxWindow:wxWindow(), Text::unicode:chardata(),
-	Option :: {bSelect, boolean()}
-		 | {imageId, integer()}.
+	Option :: {'bSelect', boolean()}
+		 | {'imageId', integer()}.
 addPage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageT,ref=PageRef},Text, Options)
  when is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxListbook),
@@ -141,7 +141,7 @@ addPage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageT,ref=PageRef},Text, Op
   <<ThisRef:32/?UI,PageRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((4+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @equiv advanceSelection(This, [])
--spec advanceSelection(This) -> ok when
+-spec advanceSelection(This) -> 'ok' when
 	This::wxListbook().
 
 advanceSelection(This)
@@ -149,9 +149,9 @@ advanceSelection(This)
   advanceSelection(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbook.html#wxlistbookadvanceselection">external documentation</a>.
--spec advanceSelection(This, [Option]) -> ok when
+-spec advanceSelection(This, [Option]) -> 'ok' when
 	This::wxListbook(),
-	Option :: {forward, boolean()}.
+	Option :: {'forward', boolean()}.
 advanceSelection(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxListbook),
@@ -162,7 +162,7 @@ advanceSelection(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbook.html#wxlistbookassignimagelist">external documentation</a>.
--spec assignImageList(This, ImageList) -> ok when
+-spec assignImageList(This, ImageList) -> 'ok' when
 	This::wxListbook(), ImageList::wxImageList:wxImageList().
 assignImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxListbook),
@@ -181,9 +181,9 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbook.html#wxlistbookcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxListbook(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxListbook),
@@ -302,8 +302,8 @@ insertPage(This,N,Page,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbook.html#wxlistbookinsertpage">external documentation</a>.
 -spec insertPage(This, N, Page, Text, [Option]) -> boolean() when
 	This::wxListbook(), N::integer(), Page::wxWindow:wxWindow(), Text::unicode:chardata(),
-	Option :: {bSelect, boolean()}
-		 | {imageId, integer()}.
+	Option :: {'bSelect', boolean()}
+		 | {'imageId', integer()}.
 insertPage(#wx_ref{type=ThisT,ref=ThisRef},N,#wx_ref{type=PageT,ref=PageRef},Text, Options)
  when is_integer(N),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxListbook),
@@ -317,7 +317,7 @@ insertPage(#wx_ref{type=ThisT,ref=ThisRef},N,#wx_ref{type=PageT,ref=PageRef},Tex
   <<ThisRef:32/?UI,N:32/?UI,PageRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbook.html#wxlistbooksetimagelist">external documentation</a>.
--spec setImageList(This, ImageList) -> ok when
+-spec setImageList(This, ImageList) -> 'ok' when
 	This::wxListbook(), ImageList::wxImageList:wxImageList().
 setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxListbook),
@@ -326,7 +326,7 @@ setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageLi
   <<ThisRef:32/?UI,ImageListRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlistbook.html#wxlistbooksetpagesize">external documentation</a>.
--spec setPageSize(This, Size) -> ok when
+-spec setPageSize(This, Size) -> 'ok' when
 	This::wxListbook(), Size::{W::integer(), H::integer()}.
 setPageSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -372,7 +372,7 @@ changeSelection(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxListbook()) -> ok.
+-spec destroy(This::wxListbook()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxListbook),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxLocale.erl b/lib/wx/src/gen/wxLocale.erl
index 7d208b9823..d473731bf8 100644
--- a/lib/wx/src/gen/wxLocale.erl
+++ b/lib/wx/src/gen/wxLocale.erl
@@ -56,7 +56,7 @@ new(Language)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlocale.html#wxlocalewxlocale">external documentation</a>.
 -spec new(Language, [Option]) -> wxLocale() when
 	Language::integer(),
-	Option :: {flags, integer()}.
+	Option :: {'flags', integer()}.
 new(Language, Options)
  when is_integer(Language),is_list(Options) ->
   MOpts = fun({flags, Flags}, Acc) -> [<<1:32/?UI,Flags:32/?UI>>|Acc];
@@ -76,8 +76,8 @@ init(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlocale.html#wxlocaleinit">external documentation</a>.
 -spec init(This, [Option]) -> boolean() when
 	This::wxLocale(),
-	Option :: {language, integer()}
-		 | {flags, integer()}.
+	Option :: {'language', integer()}
+		 | {'flags', integer()}.
 init(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxLocale),
@@ -111,7 +111,7 @@ addCatalog(#wx_ref{type=ThisT,ref=ThisRef},SzDomain,MsgIdLanguage,MsgIdCharset)
   <<ThisRef:32/?UI,(byte_size(SzDomain_UC)):32/?UI,(SzDomain_UC)/binary, 0:(((8- ((0+byte_size(SzDomain_UC)) band 16#7)) band 16#7))/unit:8,MsgIdLanguage:32/?UI,(byte_size(MsgIdCharset_UC)):32/?UI,(MsgIdCharset_UC)/binary, 0:(((8- ((0+byte_size(MsgIdCharset_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlocale.html#wxlocaleaddcataloglookuppathprefix">external documentation</a>.
--spec addCatalogLookupPathPrefix(Prefix) -> ok when
+-spec addCatalogLookupPathPrefix(Prefix) -> 'ok' when
 	Prefix::unicode:chardata().
 addCatalogLookupPathPrefix(Prefix)
  when is_list(Prefix) ->
@@ -170,7 +170,7 @@ getString(This,SzOrigString)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlocale.html#wxlocalegetstring">external documentation</a>.
 -spec getString(This, SzOrigString, [Option]) -> unicode:charlist() when
 	This::wxLocale(), SzOrigString::unicode:chardata(),
-	Option :: {szDomain, unicode:chardata()}.
+	Option :: {'szDomain', unicode:chardata()}.
 getString(#wx_ref{type=ThisT,ref=ThisRef},SzOrigString, Options)
  when is_list(SzOrigString),is_list(Options) ->
   ?CLASS(ThisT,wxLocale),
@@ -192,7 +192,7 @@ getString(This,SzOrigString,SzOrigString2,N)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlocale.html#wxlocalegetstring">external documentation</a>.
 -spec getString(This, SzOrigString, SzOrigString2, N, [Option]) -> unicode:charlist() when
 	This::wxLocale(), SzOrigString::unicode:chardata(), SzOrigString2::unicode:chardata(), N::integer(),
-	Option :: {szDomain, unicode:chardata()}.
+	Option :: {'szDomain', unicode:chardata()}.
 getString(#wx_ref{type=ThisT,ref=ThisRef},SzOrigString,SzOrigString2,N, Options)
  when is_list(SzOrigString),is_list(SzOrigString2),is_integer(N),is_list(Options) ->
   ?CLASS(ThisT,wxLocale),
@@ -215,7 +215,7 @@ getHeaderValue(This,SzHeader)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxlocale.html#wxlocalegetheadervalue">external documentation</a>.
 -spec getHeaderValue(This, SzHeader, [Option]) -> unicode:charlist() when
 	This::wxLocale(), SzHeader::unicode:chardata(),
-	Option :: {szDomain, unicode:chardata()}.
+	Option :: {'szDomain', unicode:chardata()}.
 getHeaderValue(#wx_ref{type=ThisT,ref=ThisRef},SzHeader, Options)
  when is_list(SzHeader),is_list(Options) ->
   ?CLASS(ThisT,wxLocale),
@@ -272,7 +272,7 @@ isOk(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxLocale()) -> ok.
+-spec destroy(This::wxLocale()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxLocale),
   wxe_util:destroy(?wxLocale_destruct,Obj),
diff --git a/lib/wx/src/gen/wxLogNull.erl b/lib/wx/src/gen/wxLogNull.erl
index a071dffb95..e82601a350 100644
--- a/lib/wx/src/gen/wxLogNull.erl
+++ b/lib/wx/src/gen/wxLogNull.erl
@@ -42,7 +42,7 @@ new() ->
   <<>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxLogNull()) -> ok.
+-spec destroy(This::wxLogNull()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxLogNull),
   wxe_util:destroy(?wxLogNull_destroy,Obj),
diff --git a/lib/wx/src/gen/wxMDIChildFrame.erl b/lib/wx/src/gen/wxMDIChildFrame.erl
index ed29e5431f..b294e4898d 100644
--- a/lib/wx/src/gen/wxMDIChildFrame.erl
+++ b/lib/wx/src/gen/wxMDIChildFrame.erl
@@ -108,9 +108,9 @@ new(Parent,Id,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdichildframe.html#wxmdichildframewxmdichildframe">external documentation</a>.
 -spec new(Parent, Id, Title, [Option]) -> wxMDIChildFrame() when
 	Parent::wxMDIParentFrame:wxMDIParentFrame(), Id::integer(), Title::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
  when is_integer(Id),is_list(Title),is_list(Options) ->
   ?CLASS(ParentT,wxMDIParentFrame),
@@ -124,7 +124,7 @@ new(#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
   <<ParentRef:32/?UI,Id:32/?UI,(byte_size(Title_UC)):32/?UI,(Title_UC)/binary, 0:(((8- ((4+byte_size(Title_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdichildframe.html#wxmdichildframeactivate">external documentation</a>.
--spec activate(This) -> ok when
+-spec activate(This) -> 'ok' when
 	This::wxMDIChildFrame().
 activate(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxMDIChildFrame),
@@ -142,9 +142,9 @@ create(This,Parent,Id,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdichildframe.html#wxmdichildframecreate">external documentation</a>.
 -spec create(This, Parent, Id, Title, [Option]) -> boolean() when
 	This::wxMDIChildFrame(), Parent::wxMDIParentFrame:wxMDIParentFrame(), Id::integer(), Title::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
  when is_integer(Id),is_list(Title),is_list(Options) ->
   ?CLASS(ThisT,wxMDIChildFrame),
@@ -159,7 +159,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Ti
   <<ThisRef:32/?UI,ParentRef:32/?UI,Id:32/?UI,(byte_size(Title_UC)):32/?UI,(Title_UC)/binary, 0:(((8- ((0+byte_size(Title_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @equiv maximize(This, [])
--spec maximize(This) -> ok when
+-spec maximize(This) -> 'ok' when
 	This::wxMDIChildFrame().
 
 maximize(This)
@@ -167,9 +167,9 @@ maximize(This)
   maximize(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdichildframe.html#wxmdichildframemaximize">external documentation</a>.
--spec maximize(This, [Option]) -> ok when
+-spec maximize(This, [Option]) -> 'ok' when
 	This::wxMDIChildFrame(),
-	Option :: {maximize, boolean()}.
+	Option :: {'maximize', boolean()}.
 maximize(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxMDIChildFrame),
@@ -180,7 +180,7 @@ maximize(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdichildframe.html#wxmdichildframerestore">external documentation</a>.
--spec restore(This) -> ok when
+-spec restore(This) -> 'ok' when
 	This::wxMDIChildFrame().
 restore(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxMDIChildFrame),
@@ -188,7 +188,7 @@ restore(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMDIChildFrame()) -> ok.
+-spec destroy(This::wxMDIChildFrame()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMDIChildFrame),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxMDIClientWindow.erl b/lib/wx/src/gen/wxMDIClientWindow.erl
index 6f10627086..ddc31760f4 100644
--- a/lib/wx/src/gen/wxMDIClientWindow.erl
+++ b/lib/wx/src/gen/wxMDIClientWindow.erl
@@ -96,7 +96,7 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdiclientwindow.html#wxmdiclientwindowwxmdiclientwindow">external documentation</a>.
 -spec new(Parent, [Option]) -> wxMDIClientWindow() when
 	Parent::wxMDIParentFrame:wxMDIParentFrame(),
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxMDIParentFrame),
@@ -117,7 +117,7 @@ createClient(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdiclientwindow.html#wxmdiclientwindowcreateclient">external documentation</a>.
 -spec createClient(This, Parent, [Option]) -> boolean() when
 	This::wxMDIClientWindow(), Parent::wxMDIParentFrame:wxMDIParentFrame(),
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 createClient(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxMDIClientWindow),
@@ -129,7 +129,7 @@ createClient(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}
   <<ThisRef:32/?UI,ParentRef:32/?UI, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMDIClientWindow()) -> ok.
+-spec destroy(This::wxMDIClientWindow()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMDIClientWindow),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxMDIParentFrame.erl b/lib/wx/src/gen/wxMDIParentFrame.erl
index 47d9182d60..63b4ec8e23 100644
--- a/lib/wx/src/gen/wxMDIParentFrame.erl
+++ b/lib/wx/src/gen/wxMDIParentFrame.erl
@@ -109,9 +109,9 @@ new(Parent,Id,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdiparentframe.html#wxmdiparentframewxmdiparentframe">external documentation</a>.
 -spec new(Parent, Id, Title, [Option]) -> wxMDIParentFrame() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Title::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
  when is_integer(Id),is_list(Title),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -125,7 +125,7 @@ new(#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
   <<ParentRef:32/?UI,Id:32/?UI,(byte_size(Title_UC)):32/?UI,(Title_UC)/binary, 0:(((8- ((4+byte_size(Title_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdiparentframe.html#wxmdiparentframeactivatenext">external documentation</a>.
--spec activateNext(This) -> ok when
+-spec activateNext(This) -> 'ok' when
 	This::wxMDIParentFrame().
 activateNext(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxMDIParentFrame),
@@ -133,7 +133,7 @@ activateNext(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdiparentframe.html#wxmdiparentframeactivateprevious">external documentation</a>.
--spec activatePrevious(This) -> ok when
+-spec activatePrevious(This) -> 'ok' when
 	This::wxMDIParentFrame().
 activatePrevious(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxMDIParentFrame),
@@ -141,7 +141,7 @@ activatePrevious(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdiparentframe.html#wxmdiparentframearrangeicons">external documentation</a>.
--spec arrangeIcons(This) -> ok when
+-spec arrangeIcons(This) -> 'ok' when
 	This::wxMDIParentFrame().
 arrangeIcons(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxMDIParentFrame),
@@ -149,7 +149,7 @@ arrangeIcons(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdiparentframe.html#wxmdiparentframecascade">external documentation</a>.
--spec cascade(This) -> ok when
+-spec cascade(This) -> 'ok' when
 	This::wxMDIParentFrame().
 cascade(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxMDIParentFrame),
@@ -167,9 +167,9 @@ create(This,Parent,Id,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdiparentframe.html#wxmdiparentframecreate">external documentation</a>.
 -spec create(This, Parent, Id, Title, [Option]) -> boolean() when
 	This::wxMDIParentFrame(), Parent::wxWindow:wxWindow(), Id::integer(), Title::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
  when is_integer(Id),is_list(Title),is_list(Options) ->
   ?CLASS(ThisT,wxMDIParentFrame),
@@ -200,7 +200,7 @@ getClientWindow(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv tile(This, [])
--spec tile(This) -> ok when
+-spec tile(This) -> 'ok' when
 	This::wxMDIParentFrame().
 
 tile(This)
@@ -209,9 +209,9 @@ tile(This)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmdiparentframe.html#wxmdiparentframetile">external documentation</a>.
 %%<br /> Orient = ?wxHORIZONTAL | ?wxVERTICAL | ?wxBOTH
--spec tile(This, [Option]) -> ok when
+-spec tile(This, [Option]) -> 'ok' when
 	This::wxMDIParentFrame(),
-	Option :: {orient, wx:wx_enum()}.
+	Option :: {'orient', wx:wx_enum()}.
 tile(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxMDIParentFrame),
@@ -222,7 +222,7 @@ tile(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMDIParentFrame()) -> ok.
+-spec destroy(This::wxMDIParentFrame()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMDIParentFrame),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxMask.erl b/lib/wx/src/gen/wxMask.erl
index 98c96277dd..f50392eb34 100644
--- a/lib/wx/src/gen/wxMask.erl
+++ b/lib/wx/src/gen/wxMask.erl
@@ -101,7 +101,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BitmapT,ref=BitmapRef},Colou
   <<ThisRef:32/?UI,BitmapRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMask()) -> ok.
+-spec destroy(This::wxMask()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMask),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxMemoryDC.erl b/lib/wx/src/gen/wxMemoryDC.erl
index 8a59be7ad2..f1a5669e17 100644
--- a/lib/wx/src/gen/wxMemoryDC.erl
+++ b/lib/wx/src/gen/wxMemoryDC.erl
@@ -81,7 +81,7 @@ new(#wx_ref{type=DcT,ref=DcRef}) ->
   <<DcRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmemorydc.html#wxmemorydcselectobject">external documentation</a>.
--spec selectObject(This, Bmp) -> ok when
+-spec selectObject(This, Bmp) -> 'ok' when
 	This::wxMemoryDC(), Bmp::wxBitmap:wxBitmap().
 selectObject(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BmpT,ref=BmpRef}) ->
   ?CLASS(ThisT,wxMemoryDC),
@@ -90,7 +90,7 @@ selectObject(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BmpT,ref=BmpRef}) ->
   <<ThisRef:32/?UI,BmpRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmemorydc.html#wxmemorydcselectobjectassource">external documentation</a>.
--spec selectObjectAsSource(This, Bmp) -> ok when
+-spec selectObjectAsSource(This, Bmp) -> 'ok' when
 	This::wxMemoryDC(), Bmp::wxBitmap:wxBitmap().
 selectObjectAsSource(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BmpT,ref=BmpRef}) ->
   ?CLASS(ThisT,wxMemoryDC),
@@ -99,7 +99,7 @@ selectObjectAsSource(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BmpT,ref=BmpRe
   <<ThisRef:32/?UI,BmpRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMemoryDC()) -> ok.
+-spec destroy(This::wxMemoryDC()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMemoryDC),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxMenu.erl b/lib/wx/src/gen/wxMenu.erl
index 59feef7b19..317ea38685 100644
--- a/lib/wx/src/gen/wxMenu.erl
+++ b/lib/wx/src/gen/wxMenu.erl
@@ -55,7 +55,7 @@ new() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenuwxmenu">external documentation</a>.
 -spec new([Option]) -> wxMenu() when
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({style, Style}, Acc) -> [<<1:32/?UI,Style:32/?UI>>|Acc];
@@ -67,7 +67,7 @@ new(Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenuwxmenu">external documentation</a>.
 -spec new(Title, [Option]) -> wxMenu() when
 	Title::unicode:chardata(),
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 new(Title, Options)
  when is_list(Title),is_list(Options) ->
   Title_UC = unicode:characters_to_binary([Title,0]),
@@ -98,16 +98,16 @@ append(This,Itemid,Text)
 %% <br /> Also:<br />
 %% append(This, Itemid, Text, [Option]) -> wxMenuItem:wxMenuItem() when<br />
 %% 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(),<br />
-%% 	Option :: {help, unicode:chardata()}<br />
-%% 		 | {kind, wx:wx_enum()}.<br />
+%% 	Option :: {'help', unicode:chardata()}<br />
+%% 		 | {'kind', wx:wx_enum()}.<br />
 %% 
 %%<br /> Kind = ?wxITEM_SEPARATOR | ?wxITEM_NORMAL | ?wxITEM_CHECK | ?wxITEM_RADIO | ?wxITEM_MAX
 -spec append(This, Itemid, Text, Submenu) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(), Submenu::wxMenu();
       (This, Itemid, Text, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(),
-	Option :: {help, unicode:chardata()}
-		 | {kind, wx:wx_enum()}.
+	Option :: {'help', unicode:chardata()}
+		 | {'kind', wx:wx_enum()}.
 
 append(This,Itemid,Text,Submenu)
  when is_record(This, wx_ref),is_integer(Itemid),is_list(Text),is_record(Submenu, wx_ref) ->
@@ -127,13 +127,13 @@ append(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Text, Options)
 %% <br /> Also:<br />
 %% append(This, Itemid, Text, Submenu, [Option]) -> wxMenuItem:wxMenuItem() when<br />
 %% 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(), Submenu::wxMenu(),<br />
-%% 	Option :: {help, unicode:chardata()}.<br />
+%% 	Option :: {'help', unicode:chardata()}.<br />
 %% 
--spec append(This, Itemid, Text, Help, IsCheckable) -> ok when
+-spec append(This, Itemid, Text, Help, IsCheckable) -> 'ok' when
 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(), Help::unicode:chardata(), IsCheckable::boolean();
       (This, Itemid, Text, Submenu, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(), Submenu::wxMenu(),
-	Option :: {help, unicode:chardata()}.
+	Option :: {'help', unicode:chardata()}.
 append(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Text,Help,IsCheckable)
  when is_integer(Itemid),is_list(Text),is_list(Help),is_boolean(IsCheckable) ->
   ?CLASS(ThisT,wxMenu),
@@ -163,7 +163,7 @@ appendCheckItem(This,Itemid,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenuappendcheckitem">external documentation</a>.
 -spec appendCheckItem(This, Itemid, Text, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(),
-	Option :: {help, unicode:chardata()}.
+	Option :: {'help', unicode:chardata()}.
 appendCheckItem(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Text, Options)
  when is_integer(Itemid),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxMenu),
@@ -185,7 +185,7 @@ appendRadioItem(This,Itemid,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenuappendradioitem">external documentation</a>.
 -spec appendRadioItem(This, Itemid, Text, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(),
-	Option :: {help, unicode:chardata()}.
+	Option :: {'help', unicode:chardata()}.
 appendRadioItem(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Text, Options)
  when is_integer(Itemid),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxMenu),
@@ -205,7 +205,7 @@ appendSeparator(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenubreak">external documentation</a>.
--spec break(This) -> ok when
+-spec break(This) -> 'ok' when
 	This::wxMenu().
 break(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxMenu),
@@ -213,7 +213,7 @@ break(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenucheck">external documentation</a>.
--spec check(This, Itemid, Check) -> ok when
+-spec check(This, Itemid, Check) -> 'ok' when
 	This::wxMenu(), Itemid::integer(), Check::boolean().
 check(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Check)
  when is_integer(Itemid),is_boolean(Check) ->
@@ -262,7 +262,7 @@ delete(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ItemT,ref=ItemRef}) ->
   <<ThisRef:32/?UI,ItemRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenuenable">external documentation</a>.
--spec enable(This, Itemid, Enable) -> ok when
+-spec enable(This, Itemid, Enable) -> 'ok' when
 	This::wxMenu(), Itemid::integer(), Enable::boolean().
 enable(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Enable)
  when is_integer(Itemid),is_boolean(Enable) ->
@@ -367,9 +367,9 @@ insert(#wx_ref{type=ThisT,ref=ThisRef},Pos,#wx_ref{type=ItemT,ref=ItemRef})
 %%<br /> Kind = ?wxITEM_SEPARATOR | ?wxITEM_NORMAL | ?wxITEM_CHECK | ?wxITEM_RADIO | ?wxITEM_MAX
 -spec insert(This, Pos, Itemid, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Pos::integer(), Itemid::integer(),
-	Option :: {text, unicode:chardata()}
-		 | {help, unicode:chardata()}
-		 | {kind, wx:wx_enum()}.
+	Option :: {'text', unicode:chardata()}
+		 | {'help', unicode:chardata()}
+		 | {'kind', wx:wx_enum()}.
 insert(#wx_ref{type=ThisT,ref=ThisRef},Pos,Itemid, Options)
  when is_integer(Pos),is_integer(Itemid),is_list(Options) ->
   ?CLASS(ThisT,wxMenu),
@@ -393,13 +393,13 @@ insert(This,Pos,Itemid,Text,Submenu)
 %% <br /> Also:<br />
 %% insert(This, Pos, Itemid, Text, Submenu, [Option]) -> wxMenuItem:wxMenuItem() when<br />
 %% 	This::wxMenu(), Pos::integer(), Itemid::integer(), Text::unicode:chardata(), Submenu::wxMenu(),<br />
-%% 	Option :: {help, unicode:chardata()}.<br />
+%% 	Option :: {'help', unicode:chardata()}.<br />
 %% 
--spec insert(This, Pos, Itemid, Text, Help, IsCheckable) -> ok when
+-spec insert(This, Pos, Itemid, Text, Help, IsCheckable) -> 'ok' when
 	This::wxMenu(), Pos::integer(), Itemid::integer(), Text::unicode:chardata(), Help::unicode:chardata(), IsCheckable::boolean();
       (This, Pos, Itemid, Text, Submenu, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Pos::integer(), Itemid::integer(), Text::unicode:chardata(), Submenu::wxMenu(),
-	Option :: {help, unicode:chardata()}.
+	Option :: {'help', unicode:chardata()}.
 insert(#wx_ref{type=ThisT,ref=ThisRef},Pos,Itemid,Text,Help,IsCheckable)
  when is_integer(Pos),is_integer(Itemid),is_list(Text),is_list(Help),is_boolean(IsCheckable) ->
   ?CLASS(ThisT,wxMenu),
@@ -429,7 +429,7 @@ insertCheckItem(This,Pos,Itemid,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenuinsertcheckitem">external documentation</a>.
 -spec insertCheckItem(This, Pos, Itemid, Text, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Pos::integer(), Itemid::integer(), Text::unicode:chardata(),
-	Option :: {help, unicode:chardata()}.
+	Option :: {'help', unicode:chardata()}.
 insertCheckItem(#wx_ref{type=ThisT,ref=ThisRef},Pos,Itemid,Text, Options)
  when is_integer(Pos),is_integer(Itemid),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxMenu),
@@ -451,7 +451,7 @@ insertRadioItem(This,Pos,Itemid,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenuinsertradioitem">external documentation</a>.
 -spec insertRadioItem(This, Pos, Itemid, Text, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Pos::integer(), Itemid::integer(), Text::unicode:chardata(),
-	Option :: {help, unicode:chardata()}.
+	Option :: {'help', unicode:chardata()}.
 insertRadioItem(#wx_ref{type=ThisT,ref=ThisRef},Pos,Itemid,Text, Options)
  when is_integer(Pos),is_integer(Itemid),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxMenu),
@@ -513,9 +513,9 @@ prepend(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ItemT,ref=ItemRef}) ->
 %%<br /> Kind = ?wxITEM_SEPARATOR | ?wxITEM_NORMAL | ?wxITEM_CHECK | ?wxITEM_RADIO | ?wxITEM_MAX
 -spec prepend(This, Itemid, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Itemid::integer(),
-	Option :: {text, unicode:chardata()}
-		 | {help, unicode:chardata()}
-		 | {kind, wx:wx_enum()}.
+	Option :: {'text', unicode:chardata()}
+		 | {'help', unicode:chardata()}
+		 | {'kind', wx:wx_enum()}.
 prepend(#wx_ref{type=ThisT,ref=ThisRef},Itemid, Options)
  when is_integer(Itemid),is_list(Options) ->
   ?CLASS(ThisT,wxMenu),
@@ -539,13 +539,13 @@ prepend(This,Itemid,Text,Submenu)
 %% <br /> Also:<br />
 %% prepend(This, Itemid, Text, Submenu, [Option]) -> wxMenuItem:wxMenuItem() when<br />
 %% 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(), Submenu::wxMenu(),<br />
-%% 	Option :: {help, unicode:chardata()}.<br />
+%% 	Option :: {'help', unicode:chardata()}.<br />
 %% 
--spec prepend(This, Itemid, Text, Help, IsCheckable) -> ok when
+-spec prepend(This, Itemid, Text, Help, IsCheckable) -> 'ok' when
 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(), Help::unicode:chardata(), IsCheckable::boolean();
       (This, Itemid, Text, Submenu, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(), Submenu::wxMenu(),
-	Option :: {help, unicode:chardata()}.
+	Option :: {'help', unicode:chardata()}.
 prepend(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Text,Help,IsCheckable)
  when is_integer(Itemid),is_list(Text),is_list(Help),is_boolean(IsCheckable) ->
   ?CLASS(ThisT,wxMenu),
@@ -575,7 +575,7 @@ prependCheckItem(This,Itemid,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenuprependcheckitem">external documentation</a>.
 -spec prependCheckItem(This, Itemid, Text, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(),
-	Option :: {help, unicode:chardata()}.
+	Option :: {'help', unicode:chardata()}.
 prependCheckItem(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Text, Options)
  when is_integer(Itemid),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxMenu),
@@ -597,7 +597,7 @@ prependRadioItem(This,Itemid,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenuprependradioitem">external documentation</a>.
 -spec prependRadioItem(This, Itemid, Text, [Option]) -> wxMenuItem:wxMenuItem() when
 	This::wxMenu(), Itemid::integer(), Text::unicode:chardata(),
-	Option :: {help, unicode:chardata()}.
+	Option :: {'help', unicode:chardata()}.
 prependRadioItem(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Text, Options)
  when is_integer(Itemid),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxMenu),
@@ -637,7 +637,7 @@ remove(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ItemT,ref=ItemRef}) ->
   <<ThisRef:32/?UI,ItemRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenusethelpstring">external documentation</a>.
--spec setHelpString(This, Itemid, HelpString) -> ok when
+-spec setHelpString(This, Itemid, HelpString) -> 'ok' when
 	This::wxMenu(), Itemid::integer(), HelpString::unicode:chardata().
 setHelpString(#wx_ref{type=ThisT,ref=ThisRef},Itemid,HelpString)
  when is_integer(Itemid),is_list(HelpString) ->
@@ -647,7 +647,7 @@ setHelpString(#wx_ref{type=ThisT,ref=ThisRef},Itemid,HelpString)
   <<ThisRef:32/?UI,Itemid:32/?UI,(byte_size(HelpString_UC)):32/?UI,(HelpString_UC)/binary, 0:(((8- ((4+byte_size(HelpString_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenusetlabel">external documentation</a>.
--spec setLabel(This, Itemid, Label) -> ok when
+-spec setLabel(This, Itemid, Label) -> 'ok' when
 	This::wxMenu(), Itemid::integer(), Label::unicode:chardata().
 setLabel(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Label)
  when is_integer(Itemid),is_list(Label) ->
@@ -657,7 +657,7 @@ setLabel(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Label)
   <<ThisRef:32/?UI,Itemid:32/?UI,(byte_size(Label_UC)):32/?UI,(Label_UC)/binary, 0:(((8- ((4+byte_size(Label_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenu.html#wxmenusettitle">external documentation</a>.
--spec setTitle(This, Title) -> ok when
+-spec setTitle(This, Title) -> 'ok' when
 	This::wxMenu(), Title::unicode:chardata().
 setTitle(#wx_ref{type=ThisT,ref=ThisRef},Title)
  when is_list(Title) ->
@@ -667,7 +667,7 @@ setTitle(#wx_ref{type=ThisT,ref=ThisRef},Title)
   <<ThisRef:32/?UI,(byte_size(Title_UC)):32/?UI,(Title_UC)/binary, 0:(((8- ((0+byte_size(Title_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMenu()) -> ok.
+-spec destroy(This::wxMenu()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMenu),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxMenuBar.erl b/lib/wx/src/gen/wxMenuBar.erl
index 5e879da5ed..05f7a423d5 100644
--- a/lib/wx/src/gen/wxMenuBar.erl
+++ b/lib/wx/src/gen/wxMenuBar.erl
@@ -106,7 +106,7 @@ append(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MenuT,ref=MenuRef},Title)
   <<ThisRef:32/?UI,MenuRef:32/?UI,(byte_size(Title_UC)):32/?UI,(Title_UC)/binary, 0:(((8- ((4+byte_size(Title_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenubar.html#wxmenubarcheck">external documentation</a>.
--spec check(This, Itemid, Check) -> ok when
+-spec check(This, Itemid, Check) -> 'ok' when
 	This::wxMenuBar(), Itemid::integer(), Check::boolean().
 check(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Check)
  when is_integer(Itemid),is_boolean(Check) ->
@@ -125,7 +125,7 @@ enable(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenubar.html#wxmenubarenable">external documentation</a>.
 -spec enable(This, [Option]) -> boolean() when
 	This::wxMenuBar(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 enable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxMenuBar),
@@ -136,7 +136,7 @@ enable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenubar.html#wxmenubarenable">external documentation</a>.
--spec enable(This, Itemid, Enable) -> ok when
+-spec enable(This, Itemid, Enable) -> 'ok' when
 	This::wxMenuBar(), Itemid::integer(), Enable::boolean().
 enable(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Enable)
  when is_integer(Itemid),is_boolean(Enable) ->
@@ -145,7 +145,7 @@ enable(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Enable)
   <<ThisRef:32/?UI,Itemid:32/?UI,(wxe_util:from_bool(Enable)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenubar.html#wxmenubarenabletop">external documentation</a>.
--spec enableTop(This, Pos, Flag) -> ok when
+-spec enableTop(This, Pos, Flag) -> 'ok' when
 	This::wxMenuBar(), Pos::integer(), Flag::boolean().
 enableTop(#wx_ref{type=ThisT,ref=ThisRef},Pos,Flag)
  when is_integer(Pos),is_boolean(Flag) ->
@@ -293,7 +293,7 @@ replace(#wx_ref{type=ThisT,ref=ThisRef},Pos,#wx_ref{type=MenuT,ref=MenuRef},Titl
   <<ThisRef:32/?UI,Pos:32/?UI,MenuRef:32/?UI,(byte_size(Title_UC)):32/?UI,(Title_UC)/binary, 0:(((8- ((0+byte_size(Title_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenubar.html#wxmenubarsethelpstring">external documentation</a>.
--spec setHelpString(This, Itemid, HelpString) -> ok when
+-spec setHelpString(This, Itemid, HelpString) -> 'ok' when
 	This::wxMenuBar(), Itemid::integer(), HelpString::unicode:chardata().
 setHelpString(#wx_ref{type=ThisT,ref=ThisRef},Itemid,HelpString)
  when is_integer(Itemid),is_list(HelpString) ->
@@ -303,7 +303,7 @@ setHelpString(#wx_ref{type=ThisT,ref=ThisRef},Itemid,HelpString)
   <<ThisRef:32/?UI,Itemid:32/?UI,(byte_size(HelpString_UC)):32/?UI,(HelpString_UC)/binary, 0:(((8- ((4+byte_size(HelpString_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenubar.html#wxmenubarsetlabel">external documentation</a>.
--spec setLabel(This, S) -> ok when
+-spec setLabel(This, S) -> 'ok' when
 	This::wxMenuBar(), S::unicode:chardata().
 setLabel(#wx_ref{type=ThisT,ref=ThisRef},S)
  when is_list(S) ->
@@ -313,7 +313,7 @@ setLabel(#wx_ref{type=ThisT,ref=ThisRef},S)
   <<ThisRef:32/?UI,(byte_size(S_UC)):32/?UI,(S_UC)/binary, 0:(((8- ((0+byte_size(S_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenubar.html#wxmenubarsetlabel">external documentation</a>.
--spec setLabel(This, Itemid, Label) -> ok when
+-spec setLabel(This, Itemid, Label) -> 'ok' when
 	This::wxMenuBar(), Itemid::integer(), Label::unicode:chardata().
 setLabel(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Label)
  when is_integer(Itemid),is_list(Label) ->
@@ -323,7 +323,7 @@ setLabel(#wx_ref{type=ThisT,ref=ThisRef},Itemid,Label)
   <<ThisRef:32/?UI,Itemid:32/?UI,(byte_size(Label_UC)):32/?UI,(Label_UC)/binary, 0:(((8- ((4+byte_size(Label_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenubar.html#wxmenubarsetlabeltop">external documentation</a>.
--spec setLabelTop(This, Pos, Label) -> ok when
+-spec setLabelTop(This, Pos, Label) -> 'ok' when
 	This::wxMenuBar(), Pos::integer(), Label::unicode:chardata().
 setLabelTop(#wx_ref{type=ThisT,ref=ThisRef},Pos,Label)
  when is_integer(Pos),is_list(Label) ->
@@ -333,7 +333,7 @@ setLabelTop(#wx_ref{type=ThisT,ref=ThisRef},Pos,Label)
   <<ThisRef:32/?UI,Pos:32/?UI,(byte_size(Label_UC)):32/?UI,(Label_UC)/binary, 0:(((8- ((4+byte_size(Label_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMenuBar()) -> ok.
+-spec destroy(This::wxMenuBar()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMenuBar),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxMenuItem.erl b/lib/wx/src/gen/wxMenuItem.erl
index 9325f47d90..324910d15d 100644
--- a/lib/wx/src/gen/wxMenuItem.erl
+++ b/lib/wx/src/gen/wxMenuItem.erl
@@ -47,12 +47,12 @@ new() ->
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenuitem.html#wxmenuitemwxmenuitem">external documentation</a>.
 %%<br /> Kind = ?wxITEM_SEPARATOR | ?wxITEM_NORMAL | ?wxITEM_CHECK | ?wxITEM_RADIO | ?wxITEM_MAX
 -spec new([Option]) -> wxMenuItem() when
-	Option :: {parentMenu, wxMenu:wxMenu()}
-		 | {id, integer()}
-		 | {text, unicode:chardata()}
-		 | {help, unicode:chardata()}
-		 | {kind, wx:wx_enum()}
-		 | {subMenu, wxMenu:wxMenu()}.
+	Option :: {'parentMenu', wxMenu:wxMenu()}
+		 | {'id', integer()}
+		 | {'text', unicode:chardata()}
+		 | {'help', unicode:chardata()}
+		 | {'kind', wx:wx_enum()}
+		 | {'subMenu', wxMenu:wxMenu()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({parentMenu, #wx_ref{type=ParentMenuT,ref=ParentMenuRef}}, Acc) ->   ?CLASS(ParentMenuT,wxMenu),[<<1:32/?UI,ParentMenuRef:32/?UI>>|Acc];
@@ -67,7 +67,7 @@ new(Options)
   <<BinOpt/binary>>).
 
 %% @equiv check(This, [])
--spec check(This) -> ok when
+-spec check(This) -> 'ok' when
 	This::wxMenuItem().
 
 check(This)
@@ -75,9 +75,9 @@ check(This)
   check(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenuitem.html#wxmenuitemcheck">external documentation</a>.
--spec check(This, [Option]) -> ok when
+-spec check(This, [Option]) -> 'ok' when
 	This::wxMenuItem(),
-	Option :: {check, boolean()}.
+	Option :: {'check', boolean()}.
 check(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxMenuItem),
@@ -88,7 +88,7 @@ check(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv enable(This, [])
--spec enable(This) -> ok when
+-spec enable(This) -> 'ok' when
 	This::wxMenuItem().
 
 enable(This)
@@ -96,9 +96,9 @@ enable(This)
   enable(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenuitem.html#wxmenuitemenable">external documentation</a>.
--spec enable(This, [Option]) -> ok when
+-spec enable(This, [Option]) -> 'ok' when
 	This::wxMenuItem(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 enable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxMenuItem),
@@ -223,7 +223,7 @@ isSubMenu(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenuitem.html#wxmenuitemsetbitmap">external documentation</a>.
--spec setBitmap(This, Bitmap) -> ok when
+-spec setBitmap(This, Bitmap) -> 'ok' when
 	This::wxMenuItem(), Bitmap::wxBitmap:wxBitmap().
 setBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BitmapT,ref=BitmapRef}) ->
   ?CLASS(ThisT,wxMenuItem),
@@ -232,7 +232,7 @@ setBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BitmapT,ref=BitmapRef}) -
   <<ThisRef:32/?UI,BitmapRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenuitem.html#wxmenuitemsethelp">external documentation</a>.
--spec setHelp(This, Str) -> ok when
+-spec setHelp(This, Str) -> 'ok' when
 	This::wxMenuItem(), Str::unicode:chardata().
 setHelp(#wx_ref{type=ThisT,ref=ThisRef},Str)
  when is_list(Str) ->
@@ -242,7 +242,7 @@ setHelp(#wx_ref{type=ThisT,ref=ThisRef},Str)
   <<ThisRef:32/?UI,(byte_size(Str_UC)):32/?UI,(Str_UC)/binary, 0:(((8- ((0+byte_size(Str_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenuitem.html#wxmenuitemsetmenu">external documentation</a>.
--spec setMenu(This, Menu) -> ok when
+-spec setMenu(This, Menu) -> 'ok' when
 	This::wxMenuItem(), Menu::wxMenu:wxMenu().
 setMenu(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MenuT,ref=MenuRef}) ->
   ?CLASS(ThisT,wxMenuItem),
@@ -251,7 +251,7 @@ setMenu(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MenuT,ref=MenuRef}) ->
   <<ThisRef:32/?UI,MenuRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenuitem.html#wxmenuitemsetsubmenu">external documentation</a>.
--spec setSubMenu(This, Menu) -> ok when
+-spec setSubMenu(This, Menu) -> 'ok' when
 	This::wxMenuItem(), Menu::wxMenu:wxMenu().
 setSubMenu(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MenuT,ref=MenuRef}) ->
   ?CLASS(ThisT,wxMenuItem),
@@ -260,7 +260,7 @@ setSubMenu(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MenuT,ref=MenuRef}) ->
   <<ThisRef:32/?UI,MenuRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmenuitem.html#wxmenuitemsettext">external documentation</a>.
--spec setText(This, Str) -> ok when
+-spec setText(This, Str) -> 'ok' when
 	This::wxMenuItem(), Str::unicode:chardata().
 setText(#wx_ref{type=ThisT,ref=ThisRef},Str)
  when is_list(Str) ->
@@ -270,7 +270,7 @@ setText(#wx_ref{type=ThisT,ref=ThisRef},Str)
   <<ThisRef:32/?UI,(byte_size(Str_UC)):32/?UI,(Str_UC)/binary, 0:(((8- ((0+byte_size(Str_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMenuItem()) -> ok.
+-spec destroy(This::wxMenuItem()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMenuItem),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxMessageDialog.erl b/lib/wx/src/gen/wxMessageDialog.erl
index 1fe99b2b88..30e47529cc 100644
--- a/lib/wx/src/gen/wxMessageDialog.erl
+++ b/lib/wx/src/gen/wxMessageDialog.erl
@@ -99,9 +99,9 @@ new(Parent,Message)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmessagedialog.html#wxmessagedialogwxmessagedialog">external documentation</a>.
 -spec new(Parent, Message, [Option]) -> wxMessageDialog() when
 	Parent::wxWindow:wxWindow(), Message::unicode:chardata(),
-	Option :: {caption, unicode:chardata()}
-		 | {style, integer()}
-		 | {pos, {X::integer(), Y::integer()}}.
+	Option :: {'caption', unicode:chardata()}
+		 | {'style', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Message, Options)
  when is_list(Message),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -115,7 +115,7 @@ new(#wx_ref{type=ParentT,ref=ParentRef},Message, Options)
   <<ParentRef:32/?UI,(byte_size(Message_UC)):32/?UI,(Message_UC)/binary, 0:(((8- ((0+byte_size(Message_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMessageDialog()) -> ok.
+-spec destroy(This::wxMessageDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMessageDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxMiniFrame.erl b/lib/wx/src/gen/wxMiniFrame.erl
index f731cc5416..4ae9764819 100644
--- a/lib/wx/src/gen/wxMiniFrame.erl
+++ b/lib/wx/src/gen/wxMiniFrame.erl
@@ -107,9 +107,9 @@ new(Parent,Id,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxminiframe.html#wxminiframewxminiframe">external documentation</a>.
 -spec new(Parent, Id, Title, [Option]) -> wxMiniFrame() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Title::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
  when is_integer(Id),is_list(Title),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -133,9 +133,9 @@ create(This,Parent,Id,Title)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxminiframe.html#wxminiframecreate">external documentation</a>.
 -spec create(This, Parent, Id, Title, [Option]) -> boolean() when
 	This::wxMiniFrame(), Parent::wxWindow:wxWindow(), Id::integer(), Title::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Title, Options)
  when is_integer(Id),is_list(Title),is_list(Options) ->
   ?CLASS(ThisT,wxMiniFrame),
@@ -150,7 +150,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Ti
   <<ThisRef:32/?UI,ParentRef:32/?UI,Id:32/?UI,(byte_size(Title_UC)):32/?UI,(Title_UC)/binary, 0:(((8- ((0+byte_size(Title_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMiniFrame()) -> ok.
+-spec destroy(This::wxMiniFrame()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMiniFrame),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxMirrorDC.erl b/lib/wx/src/gen/wxMirrorDC.erl
index 20d51a2374..df2d133cab 100644
--- a/lib/wx/src/gen/wxMirrorDC.erl
+++ b/lib/wx/src/gen/wxMirrorDC.erl
@@ -71,7 +71,7 @@ new(#wx_ref{type=DcT,ref=DcRef},Mirror)
   <<DcRef:32/?UI,(wxe_util:from_bool(Mirror)):32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMirrorDC()) -> ok.
+-spec destroy(This::wxMirrorDC()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMirrorDC),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxMouseEvent.erl b/lib/wx/src/gen/wxMouseEvent.erl
index 8728770693..a6aba1470e 100644
--- a/lib/wx/src/gen/wxMouseEvent.erl
+++ b/lib/wx/src/gen/wxMouseEvent.erl
@@ -78,7 +78,7 @@ buttonDClick(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmouseevent.html#wxmouseeventbuttondclick">external documentation</a>.
 -spec buttonDClick(This, [Option]) -> boolean() when
 	This::wxMouseEvent(),
-	Option :: {but, integer()}.
+	Option :: {'but', integer()}.
 buttonDClick(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxMouseEvent),
@@ -99,7 +99,7 @@ buttonDown(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmouseevent.html#wxmouseeventbuttondown">external documentation</a>.
 -spec buttonDown(This, [Option]) -> boolean() when
 	This::wxMouseEvent(),
-	Option :: {but, integer()}.
+	Option :: {'but', integer()}.
 buttonDown(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxMouseEvent),
@@ -120,7 +120,7 @@ buttonUp(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmouseevent.html#wxmouseeventbuttonup">external documentation</a>.
 -spec buttonUp(This, [Option]) -> boolean() when
 	This::wxMouseEvent(),
-	Option :: {but, integer()}.
+	Option :: {'but', integer()}.
 buttonUp(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxMouseEvent),
diff --git a/lib/wx/src/gen/wxMultiChoiceDialog.erl b/lib/wx/src/gen/wxMultiChoiceDialog.erl
index 96e9c070a3..0436515256 100644
--- a/lib/wx/src/gen/wxMultiChoiceDialog.erl
+++ b/lib/wx/src/gen/wxMultiChoiceDialog.erl
@@ -105,8 +105,8 @@ new(Parent,Message,Caption,Choices)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmultichoicedialog.html#wxmultichoicedialogwxmultichoicedialog">external documentation</a>.
 -spec new(Parent, Message, Caption, Choices, [Option]) -> wxMultiChoiceDialog() when
 	Parent::wxWindow:wxWindow(), Message::unicode:chardata(), Caption::unicode:chardata(), Choices::[unicode:chardata()],
-	Option :: {style, integer()}
-		 | {pos, {X::integer(), Y::integer()}}.
+	Option :: {'style', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Message,Caption,Choices, Options)
  when is_list(Message),is_list(Caption),is_list(Choices),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -130,7 +130,7 @@ getSelections(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxmultichoicedialog.html#wxmultichoicedialogsetselections">external documentation</a>.
--spec setSelections(This, Selections) -> ok when
+-spec setSelections(This, Selections) -> 'ok' when
 	This::wxMultiChoiceDialog(), Selections::[integer()].
 setSelections(#wx_ref{type=ThisT,ref=ThisRef},Selections)
  when is_list(Selections) ->
@@ -140,7 +140,7 @@ setSelections(#wx_ref{type=ThisT,ref=ThisRef},Selections)
         (<< <<C:32/?I>> || C <- Selections>>)/binary, 0:(((0+length(Selections)) rem 2)*32)>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxMultiChoiceDialog()) -> ok.
+-spec destroy(This::wxMultiChoiceDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxMultiChoiceDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxNavigationKeyEvent.erl b/lib/wx/src/gen/wxNavigationKeyEvent.erl
index 8a483f2ccf..c75d317723 100644
--- a/lib/wx/src/gen/wxNavigationKeyEvent.erl
+++ b/lib/wx/src/gen/wxNavigationKeyEvent.erl
@@ -54,7 +54,7 @@ getDirection(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnavigationkeyevent.html#wxnavigationkeyeventsetdirection">external documentation</a>.
--spec setDirection(This, BForward) -> ok when
+-spec setDirection(This, BForward) -> 'ok' when
 	This::wxNavigationKeyEvent(), BForward::boolean().
 setDirection(#wx_ref{type=ThisT,ref=ThisRef},BForward)
  when is_boolean(BForward) ->
@@ -71,7 +71,7 @@ isWindowChange(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnavigationkeyevent.html#wxnavigationkeyeventsetwindowchange">external documentation</a>.
--spec setWindowChange(This, BIs) -> ok when
+-spec setWindowChange(This, BIs) -> 'ok' when
 	This::wxNavigationKeyEvent(), BIs::boolean().
 setWindowChange(#wx_ref{type=ThisT,ref=ThisRef},BIs)
  when is_boolean(BIs) ->
@@ -88,7 +88,7 @@ isFromTab(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnavigationkeyevent.html#wxnavigationkeyeventsetfromtab">external documentation</a>.
--spec setFromTab(This, BIs) -> ok when
+-spec setFromTab(This, BIs) -> 'ok' when
 	This::wxNavigationKeyEvent(), BIs::boolean().
 setFromTab(#wx_ref{type=ThisT,ref=ThisRef},BIs)
  when is_boolean(BIs) ->
@@ -105,7 +105,7 @@ getCurrentFocus(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnavigationkeyevent.html#wxnavigationkeyeventsetcurrentfocus">external documentation</a>.
--spec setCurrentFocus(This, Win) -> ok when
+-spec setCurrentFocus(This, Win) -> 'ok' when
 	This::wxNavigationKeyEvent(), Win::wxWindow:wxWindow().
 setCurrentFocus(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WinT,ref=WinRef}) ->
   ?CLASS(ThisT,wxNavigationKeyEvent),
diff --git a/lib/wx/src/gen/wxNotebook.erl b/lib/wx/src/gen/wxNotebook.erl
index 5011375aad..24f96ac88c 100644
--- a/lib/wx/src/gen/wxNotebook.erl
+++ b/lib/wx/src/gen/wxNotebook.erl
@@ -101,9 +101,9 @@ new(Parent,Winid)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotebook.html#wxnotebookwxnotebook">external documentation</a>.
 -spec new(Parent, Winid, [Option]) -> wxNotebook() when
 	Parent::wxWindow:wxWindow(), Winid::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Winid, Options)
  when is_integer(Winid),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -126,8 +126,8 @@ addPage(This,Page,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotebook.html#wxnotebookaddpage">external documentation</a>.
 -spec addPage(This, Page, Text, [Option]) -> boolean() when
 	This::wxNotebook(), Page::wxWindow:wxWindow(), Text::unicode:chardata(),
-	Option :: {bSelect, boolean()}
-		 | {imageId, integer()}.
+	Option :: {'bSelect', boolean()}
+		 | {'imageId', integer()}.
 addPage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageT,ref=PageRef},Text, Options)
  when is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxNotebook),
@@ -141,7 +141,7 @@ addPage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageT,ref=PageRef},Text, Op
   <<ThisRef:32/?UI,PageRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((4+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @equiv advanceSelection(This, [])
--spec advanceSelection(This) -> ok when
+-spec advanceSelection(This) -> 'ok' when
 	This::wxNotebook().
 
 advanceSelection(This)
@@ -149,9 +149,9 @@ advanceSelection(This)
   advanceSelection(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotebook.html#wxnotebookadvanceselection">external documentation</a>.
--spec advanceSelection(This, [Option]) -> ok when
+-spec advanceSelection(This, [Option]) -> 'ok' when
 	This::wxNotebook(),
-	Option :: {forward, boolean()}.
+	Option :: {'forward', boolean()}.
 advanceSelection(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxNotebook),
@@ -162,7 +162,7 @@ advanceSelection(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotebook.html#wxnotebookassignimagelist">external documentation</a>.
--spec assignImageList(This, ImageList) -> ok when
+-spec assignImageList(This, ImageList) -> 'ok' when
 	This::wxNotebook(), ImageList::wxImageList:wxImageList().
 assignImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxNotebook),
@@ -181,9 +181,9 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotebook.html#wxnotebookcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxNotebook(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxNotebook),
@@ -318,8 +318,8 @@ insertPage(This,Position,Win,StrText)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotebook.html#wxnotebookinsertpage">external documentation</a>.
 -spec insertPage(This, Position, Win, StrText, [Option]) -> boolean() when
 	This::wxNotebook(), Position::integer(), Win::wxWindow:wxWindow(), StrText::unicode:chardata(),
-	Option :: {bSelect, boolean()}
-		 | {imageId, integer()}.
+	Option :: {'bSelect', boolean()}
+		 | {'imageId', integer()}.
 insertPage(#wx_ref{type=ThisT,ref=ThisRef},Position,#wx_ref{type=WinT,ref=WinRef},StrText, Options)
  when is_integer(Position),is_list(StrText),is_list(Options) ->
   ?CLASS(ThisT,wxNotebook),
@@ -333,7 +333,7 @@ insertPage(#wx_ref{type=ThisT,ref=ThisRef},Position,#wx_ref{type=WinT,ref=WinRef
   <<ThisRef:32/?UI,Position:32/?UI,WinRef:32/?UI,(byte_size(StrText_UC)):32/?UI,(StrText_UC)/binary, 0:(((8- ((0+byte_size(StrText_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotebook.html#wxnotebooksetimagelist">external documentation</a>.
--spec setImageList(This, ImageList) -> ok when
+-spec setImageList(This, ImageList) -> 'ok' when
 	This::wxNotebook(), ImageList::wxImageList:wxImageList().
 setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxNotebook),
@@ -342,7 +342,7 @@ setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageLi
   <<ThisRef:32/?UI,ImageListRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotebook.html#wxnotebooksetpadding">external documentation</a>.
--spec setPadding(This, Padding) -> ok when
+-spec setPadding(This, Padding) -> 'ok' when
 	This::wxNotebook(), Padding::{W::integer(), H::integer()}.
 setPadding(#wx_ref{type=ThisT,ref=ThisRef},{PaddingW,PaddingH})
  when is_integer(PaddingW),is_integer(PaddingH) ->
@@ -351,7 +351,7 @@ setPadding(#wx_ref{type=ThisT,ref=ThisRef},{PaddingW,PaddingH})
   <<ThisRef:32/?UI,PaddingW:32/?UI,PaddingH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotebook.html#wxnotebooksetpagesize">external documentation</a>.
--spec setPageSize(This, Size) -> ok when
+-spec setPageSize(This, Size) -> 'ok' when
 	This::wxNotebook(), Size::{W::integer(), H::integer()}.
 setPageSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -397,7 +397,7 @@ changeSelection(#wx_ref{type=ThisT,ref=ThisRef},NPage)
   <<ThisRef:32/?UI,NPage:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxNotebook()) -> ok.
+-spec destroy(This::wxNotebook()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxNotebook),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxNotebookEvent.erl b/lib/wx/src/gen/wxNotebookEvent.erl
index 063cab68ea..899c5b14ca 100644
--- a/lib/wx/src/gen/wxNotebookEvent.erl
+++ b/lib/wx/src/gen/wxNotebookEvent.erl
@@ -67,7 +67,7 @@ getSelection(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotebookevent.html#wxnotebookeventsetoldselection">external documentation</a>.
--spec setOldSelection(This, NOldSel) -> ok when
+-spec setOldSelection(This, NOldSel) -> 'ok' when
 	This::wxNotebookEvent(), NOldSel::integer().
 setOldSelection(#wx_ref{type=ThisT,ref=ThisRef},NOldSel)
  when is_integer(NOldSel) ->
@@ -76,7 +76,7 @@ setOldSelection(#wx_ref{type=ThisT,ref=ThisRef},NOldSel)
   <<ThisRef:32/?UI,NOldSel:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotebookevent.html#wxnotebookeventsetselection">external documentation</a>.
--spec setSelection(This, NSel) -> ok when
+-spec setSelection(This, NSel) -> 'ok' when
 	This::wxNotebookEvent(), NSel::integer().
 setSelection(#wx_ref{type=ThisT,ref=ThisRef},NSel)
  when is_integer(NSel) ->
diff --git a/lib/wx/src/gen/wxNotifyEvent.erl b/lib/wx/src/gen/wxNotifyEvent.erl
index 0befce0e77..5f53b3af55 100644
--- a/lib/wx/src/gen/wxNotifyEvent.erl
+++ b/lib/wx/src/gen/wxNotifyEvent.erl
@@ -45,7 +45,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxNotifyEvent() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotifyevent.html#wxnotifyeventallow">external documentation</a>.
--spec allow(This) -> ok when
+-spec allow(This) -> 'ok' when
 	This::wxNotifyEvent().
 allow(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxNotifyEvent),
@@ -61,7 +61,7 @@ isAllowed(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxnotifyevent.html#wxnotifyeventveto">external documentation</a>.
--spec veto(This) -> ok when
+-spec veto(This) -> 'ok' when
 	This::wxNotifyEvent().
 veto(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxNotifyEvent),
diff --git a/lib/wx/src/gen/wxOverlay.erl b/lib/wx/src/gen/wxOverlay.erl
index 7da3ece657..efe6e69589 100644
--- a/lib/wx/src/gen/wxOverlay.erl
+++ b/lib/wx/src/gen/wxOverlay.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2008-2015. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2016. All Rights Reserved.
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -42,7 +42,7 @@ new() ->
   <<>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxoverlay.html#wxoverlayreset">external documentation</a>.
--spec reset(This) -> ok when
+-spec reset(This) -> 'ok' when
 	This::wxOverlay().
 reset(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxOverlay),
@@ -50,7 +50,7 @@ reset(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxOverlay()) -> ok.
+-spec destroy(This::wxOverlay()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxOverlay),
   wxe_util:destroy(?wxOverlay_destruct,Obj),
diff --git a/lib/wx/src/gen/wxPageSetupDialog.erl b/lib/wx/src/gen/wxPageSetupDialog.erl
index 41897064b5..091ba4628e 100644
--- a/lib/wx/src/gen/wxPageSetupDialog.erl
+++ b/lib/wx/src/gen/wxPageSetupDialog.erl
@@ -46,7 +46,7 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialog.html#wxpagesetupdialogwxpagesetupdialog">external documentation</a>.
 -spec new(Parent, [Option]) -> wxPageSetupDialog() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {data, wxPageSetupDialogData:wxPageSetupDialogData()}.
+	Option :: {'data', wxPageSetupDialogData:wxPageSetupDialogData()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -73,7 +73,7 @@ showModal(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPageSetupDialog()) -> ok.
+-spec destroy(This::wxPageSetupDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPageSetupDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPageSetupDialogData.erl b/lib/wx/src/gen/wxPageSetupDialogData.erl
index 6aa8865e32..56c059c232 100644
--- a/lib/wx/src/gen/wxPageSetupDialogData.erl
+++ b/lib/wx/src/gen/wxPageSetupDialogData.erl
@@ -62,7 +62,7 @@ new(#wx_ref{type=PrintDataT,ref=PrintDataRef}) ->
   <<PrintDataRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdataenablehelp">external documentation</a>.
--spec enableHelp(This, Flag) -> ok when
+-spec enableHelp(This, Flag) -> 'ok' when
 	This::wxPageSetupDialogData(), Flag::boolean().
 enableHelp(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -71,7 +71,7 @@ enableHelp(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdataenablemargins">external documentation</a>.
--spec enableMargins(This, Flag) -> ok when
+-spec enableMargins(This, Flag) -> 'ok' when
 	This::wxPageSetupDialogData(), Flag::boolean().
 enableMargins(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -80,7 +80,7 @@ enableMargins(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdataenableorientation">external documentation</a>.
--spec enableOrientation(This, Flag) -> ok when
+-spec enableOrientation(This, Flag) -> 'ok' when
 	This::wxPageSetupDialogData(), Flag::boolean().
 enableOrientation(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -89,7 +89,7 @@ enableOrientation(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdataenablepaper">external documentation</a>.
--spec enablePaper(This, Flag) -> ok when
+-spec enablePaper(This, Flag) -> 'ok' when
 	This::wxPageSetupDialogData(), Flag::boolean().
 enablePaper(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -98,7 +98,7 @@ enablePaper(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdataenableprinter">external documentation</a>.
--spec enablePrinter(This, Flag) -> ok when
+-spec enablePrinter(This, Flag) -> 'ok' when
 	This::wxPageSetupDialogData(), Flag::boolean().
 enablePrinter(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -228,7 +228,7 @@ isOk(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdatasetdefaultinfo">external documentation</a>.
--spec setDefaultInfo(This, Flag) -> ok when
+-spec setDefaultInfo(This, Flag) -> 'ok' when
 	This::wxPageSetupDialogData(), Flag::boolean().
 setDefaultInfo(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -237,7 +237,7 @@ setDefaultInfo(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdatasetdefaultminmargins">external documentation</a>.
--spec setDefaultMinMargins(This, Flag) -> ok when
+-spec setDefaultMinMargins(This, Flag) -> 'ok' when
 	This::wxPageSetupDialogData(), Flag::boolean().
 setDefaultMinMargins(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -246,7 +246,7 @@ setDefaultMinMargins(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdatasetmargintopleft">external documentation</a>.
--spec setMarginTopLeft(This, Pt) -> ok when
+-spec setMarginTopLeft(This, Pt) -> 'ok' when
 	This::wxPageSetupDialogData(), Pt::{X::integer(), Y::integer()}.
 setMarginTopLeft(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
  when is_integer(PtX),is_integer(PtY) ->
@@ -255,7 +255,7 @@ setMarginTopLeft(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdatasetmarginbottomright">external documentation</a>.
--spec setMarginBottomRight(This, Pt) -> ok when
+-spec setMarginBottomRight(This, Pt) -> 'ok' when
 	This::wxPageSetupDialogData(), Pt::{X::integer(), Y::integer()}.
 setMarginBottomRight(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
  when is_integer(PtX),is_integer(PtY) ->
@@ -264,7 +264,7 @@ setMarginBottomRight(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdatasetminmargintopleft">external documentation</a>.
--spec setMinMarginTopLeft(This, Pt) -> ok when
+-spec setMinMarginTopLeft(This, Pt) -> 'ok' when
 	This::wxPageSetupDialogData(), Pt::{X::integer(), Y::integer()}.
 setMinMarginTopLeft(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
  when is_integer(PtX),is_integer(PtY) ->
@@ -273,7 +273,7 @@ setMinMarginTopLeft(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdatasetminmarginbottomright">external documentation</a>.
--spec setMinMarginBottomRight(This, Pt) -> ok when
+-spec setMinMarginBottomRight(This, Pt) -> 'ok' when
 	This::wxPageSetupDialogData(), Pt::{X::integer(), Y::integer()}.
 setMinMarginBottomRight(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
  when is_integer(PtX),is_integer(PtY) ->
@@ -283,7 +283,7 @@ setMinMarginBottomRight(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY})
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdatasetpaperid">external documentation</a>.
 %%<br /> Id = ?wxPAPER_NONE | ?wxPAPER_LETTER | ?wxPAPER_LEGAL | ?wxPAPER_A4 | ?wxPAPER_CSHEET | ?wxPAPER_DSHEET | ?wxPAPER_ESHEET | ?wxPAPER_LETTERSMALL | ?wxPAPER_TABLOID | ?wxPAPER_LEDGER | ?wxPAPER_STATEMENT | ?wxPAPER_EXECUTIVE | ?wxPAPER_A3 | ?wxPAPER_A4SMALL | ?wxPAPER_A5 | ?wxPAPER_B4 | ?wxPAPER_B5 | ?wxPAPER_FOLIO | ?wxPAPER_QUARTO | ?wxPAPER_10X14 | ?wxPAPER_11X17 | ?wxPAPER_NOTE | ?wxPAPER_ENV_9 | ?wxPAPER_ENV_10 | ?wxPAPER_ENV_11 | ?wxPAPER_ENV_12 | ?wxPAPER_ENV_14 | ?wxPAPER_ENV_DL | ?wxPAPER_ENV_C5 | ?wxPAPER_ENV_C3 | ?wxPAPER_ENV_C4 | ?wxPAPER_ENV_C6 | ?wxPAPER_ENV_C65 | ?wxPAPER_ENV_B4 | ?wxPAPER_ENV_B5 | ?wxPAPER_ENV_B6 | ?wxPAPER_ENV_ITALY | ?wxPAPER_ENV_MONARCH | ?wxPAPER_ENV_PERSONAL | ?wxPAPER_FANFOLD_US | ?wxPAPER_FANFOLD_STD_GERMAN | ?wxPAPER_FANFOLD_LGL_GERMAN | ?wxPAPER_ISO_B4 | ?wxPAPER_JAPANESE_POSTCARD | ?wxPAPER_9X11 | ?wxPAPER_10X11 | ?wxPAPER_15X11 | ?wxPAPER_ENV_INVITE | ?wxPAPER_LETTER_EXTRA | ?wxPAPER_LEGAL_EXTRA | ?wxPAPER_TABLOID_EXTRA | ?wxPAPER_A4_EXTRA | ?wxPAPER_LETTER_TRANSVERSE | ?wxPAPER_A4_TRANSVERSE | ?wxPAPER_LETTER_EXTRA_TRANSVERSE | ?wxPAPER_A_PLUS | ?wxPAPER_B_PLUS | ?wxPAPER_LETTER_PLUS | ?wxPAPER_A4_PLUS | ?wxPAPER_A5_TRANSVERSE | ?wxPAPER_B5_TRANSVERSE | ?wxPAPER_A3_EXTRA | ?wxPAPER_A5_EXTRA | ?wxPAPER_B5_EXTRA | ?wxPAPER_A2 | ?wxPAPER_A3_TRANSVERSE | ?wxPAPER_A3_EXTRA_TRANSVERSE | ?wxPAPER_DBL_JAPANESE_POSTCARD | ?wxPAPER_A6 | ?wxPAPER_JENV_KAKU2 | ?wxPAPER_JENV_KAKU3 | ?wxPAPER_JENV_CHOU3 | ?wxPAPER_JENV_CHOU4 | ?wxPAPER_LETTER_ROTATED | ?wxPAPER_A3_ROTATED | ?wxPAPER_A4_ROTATED | ?wxPAPER_A5_ROTATED | ?wxPAPER_B4_JIS_ROTATED | ?wxPAPER_B5_JIS_ROTATED | ?wxPAPER_JAPANESE_POSTCARD_ROTATED | ?wxPAPER_DBL_JAPANESE_POSTCARD_ROTATED | ?wxPAPER_A6_ROTATED | ?wxPAPER_JENV_KAKU2_ROTATED | ?wxPAPER_JENV_KAKU3_ROTATED | ?wxPAPER_JENV_CHOU3_ROTATED | ?wxPAPER_JENV_CHOU4_ROTATED | ?wxPAPER_B6_JIS | ?wxPAPER_B6_JIS_ROTATED | ?wxPAPER_12X11 | ?wxPAPER_JENV_YOU4 | ?wxPAPER_JENV_YOU4_ROTATED | ?wxPAPER_P16K | ?wxPAPER_P32K | ?wxPAPER_P32KBIG | ?wxPAPER_PENV_1 | ?wxPAPER_PENV_2 | ?wxPAPER_PENV_3 | ?wxPAPER_PENV_4 | ?wxPAPER_PENV_5 | ?wxPAPER_PENV_6 | ?wxPAPER_PENV_7 | ?wxPAPER_PENV_8 | ?wxPAPER_PENV_9 | ?wxPAPER_PENV_10 | ?wxPAPER_P16K_ROTATED | ?wxPAPER_P32K_ROTATED | ?wxPAPER_P32KBIG_ROTATED | ?wxPAPER_PENV_1_ROTATED | ?wxPAPER_PENV_2_ROTATED | ?wxPAPER_PENV_3_ROTATED | ?wxPAPER_PENV_4_ROTATED | ?wxPAPER_PENV_5_ROTATED | ?wxPAPER_PENV_6_ROTATED | ?wxPAPER_PENV_7_ROTATED | ?wxPAPER_PENV_8_ROTATED | ?wxPAPER_PENV_9_ROTATED | ?wxPAPER_PENV_10_ROTATED
--spec setPaperId(This, Id) -> ok when
+-spec setPaperId(This, Id) -> 'ok' when
 	This::wxPageSetupDialogData(), Id::wx:wx_enum().
 setPaperId(#wx_ref{type=ThisT,ref=ThisRef},Id)
  when is_integer(Id) ->
@@ -293,13 +293,13 @@ setPaperId(#wx_ref{type=ThisT,ref=ThisRef},Id)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdatasetpapersize">external documentation</a>.
 %% <br /> Also:<br />
-%% setPaperSize(This, Sz) -> ok when<br />
+%% setPaperSize(This, Sz) -> 'ok' when<br />
 %% 	This::wxPageSetupDialogData(), Sz::{W::integer(), H::integer()}.<br />
 %% 
 %%<br /> Id = ?wxPAPER_NONE | ?wxPAPER_LETTER | ?wxPAPER_LEGAL | ?wxPAPER_A4 | ?wxPAPER_CSHEET | ?wxPAPER_DSHEET | ?wxPAPER_ESHEET | ?wxPAPER_LETTERSMALL | ?wxPAPER_TABLOID | ?wxPAPER_LEDGER | ?wxPAPER_STATEMENT | ?wxPAPER_EXECUTIVE | ?wxPAPER_A3 | ?wxPAPER_A4SMALL | ?wxPAPER_A5 | ?wxPAPER_B4 | ?wxPAPER_B5 | ?wxPAPER_FOLIO | ?wxPAPER_QUARTO | ?wxPAPER_10X14 | ?wxPAPER_11X17 | ?wxPAPER_NOTE | ?wxPAPER_ENV_9 | ?wxPAPER_ENV_10 | ?wxPAPER_ENV_11 | ?wxPAPER_ENV_12 | ?wxPAPER_ENV_14 | ?wxPAPER_ENV_DL | ?wxPAPER_ENV_C5 | ?wxPAPER_ENV_C3 | ?wxPAPER_ENV_C4 | ?wxPAPER_ENV_C6 | ?wxPAPER_ENV_C65 | ?wxPAPER_ENV_B4 | ?wxPAPER_ENV_B5 | ?wxPAPER_ENV_B6 | ?wxPAPER_ENV_ITALY | ?wxPAPER_ENV_MONARCH | ?wxPAPER_ENV_PERSONAL | ?wxPAPER_FANFOLD_US | ?wxPAPER_FANFOLD_STD_GERMAN | ?wxPAPER_FANFOLD_LGL_GERMAN | ?wxPAPER_ISO_B4 | ?wxPAPER_JAPANESE_POSTCARD | ?wxPAPER_9X11 | ?wxPAPER_10X11 | ?wxPAPER_15X11 | ?wxPAPER_ENV_INVITE | ?wxPAPER_LETTER_EXTRA | ?wxPAPER_LEGAL_EXTRA | ?wxPAPER_TABLOID_EXTRA | ?wxPAPER_A4_EXTRA | ?wxPAPER_LETTER_TRANSVERSE | ?wxPAPER_A4_TRANSVERSE | ?wxPAPER_LETTER_EXTRA_TRANSVERSE | ?wxPAPER_A_PLUS | ?wxPAPER_B_PLUS | ?wxPAPER_LETTER_PLUS | ?wxPAPER_A4_PLUS | ?wxPAPER_A5_TRANSVERSE | ?wxPAPER_B5_TRANSVERSE | ?wxPAPER_A3_EXTRA | ?wxPAPER_A5_EXTRA | ?wxPAPER_B5_EXTRA | ?wxPAPER_A2 | ?wxPAPER_A3_TRANSVERSE | ?wxPAPER_A3_EXTRA_TRANSVERSE | ?wxPAPER_DBL_JAPANESE_POSTCARD | ?wxPAPER_A6 | ?wxPAPER_JENV_KAKU2 | ?wxPAPER_JENV_KAKU3 | ?wxPAPER_JENV_CHOU3 | ?wxPAPER_JENV_CHOU4 | ?wxPAPER_LETTER_ROTATED | ?wxPAPER_A3_ROTATED | ?wxPAPER_A4_ROTATED | ?wxPAPER_A5_ROTATED | ?wxPAPER_B4_JIS_ROTATED | ?wxPAPER_B5_JIS_ROTATED | ?wxPAPER_JAPANESE_POSTCARD_ROTATED | ?wxPAPER_DBL_JAPANESE_POSTCARD_ROTATED | ?wxPAPER_A6_ROTATED | ?wxPAPER_JENV_KAKU2_ROTATED | ?wxPAPER_JENV_KAKU3_ROTATED | ?wxPAPER_JENV_CHOU3_ROTATED | ?wxPAPER_JENV_CHOU4_ROTATED | ?wxPAPER_B6_JIS | ?wxPAPER_B6_JIS_ROTATED | ?wxPAPER_12X11 | ?wxPAPER_JENV_YOU4 | ?wxPAPER_JENV_YOU4_ROTATED | ?wxPAPER_P16K | ?wxPAPER_P32K | ?wxPAPER_P32KBIG | ?wxPAPER_PENV_1 | ?wxPAPER_PENV_2 | ?wxPAPER_PENV_3 | ?wxPAPER_PENV_4 | ?wxPAPER_PENV_5 | ?wxPAPER_PENV_6 | ?wxPAPER_PENV_7 | ?wxPAPER_PENV_8 | ?wxPAPER_PENV_9 | ?wxPAPER_PENV_10 | ?wxPAPER_P16K_ROTATED | ?wxPAPER_P32K_ROTATED | ?wxPAPER_P32KBIG_ROTATED | ?wxPAPER_PENV_1_ROTATED | ?wxPAPER_PENV_2_ROTATED | ?wxPAPER_PENV_3_ROTATED | ?wxPAPER_PENV_4_ROTATED | ?wxPAPER_PENV_5_ROTATED | ?wxPAPER_PENV_6_ROTATED | ?wxPAPER_PENV_7_ROTATED | ?wxPAPER_PENV_8_ROTATED | ?wxPAPER_PENV_9_ROTATED | ?wxPAPER_PENV_10_ROTATED
--spec setPaperSize(This, Id) -> ok when
+-spec setPaperSize(This, Id) -> 'ok' when
 	This::wxPageSetupDialogData(), Id::wx:wx_enum();
-      (This, Sz) -> ok when
+      (This, Sz) -> 'ok' when
 	This::wxPageSetupDialogData(), Sz::{W::integer(), H::integer()}.
 setPaperSize(#wx_ref{type=ThisT,ref=ThisRef},Id)
  when is_integer(Id) ->
@@ -313,7 +313,7 @@ setPaperSize(#wx_ref{type=ThisT,ref=ThisRef},{SzW,SzH})
   <<ThisRef:32/?UI,SzW:32/?UI,SzH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpagesetupdialogdata.html#wxpagesetupdialogdatasetprintdata">external documentation</a>.
--spec setPrintData(This, PrintData) -> ok when
+-spec setPrintData(This, PrintData) -> 'ok' when
 	This::wxPageSetupDialogData(), PrintData::wxPrintData:wxPrintData().
 setPrintData(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PrintDataT,ref=PrintDataRef}) ->
   ?CLASS(ThisT,wxPageSetupDialogData),
@@ -322,7 +322,7 @@ setPrintData(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PrintDataT,ref=PrintDa
   <<ThisRef:32/?UI,PrintDataRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPageSetupDialogData()) -> ok.
+-spec destroy(This::wxPageSetupDialogData()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPageSetupDialogData),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPaintDC.erl b/lib/wx/src/gen/wxPaintDC.erl
index 77efd2c4ba..b571219020 100644
--- a/lib/wx/src/gen/wxPaintDC.erl
+++ b/lib/wx/src/gen/wxPaintDC.erl
@@ -80,7 +80,7 @@ new(#wx_ref{type=WinT,ref=WinRef}) ->
   <<WinRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPaintDC()) -> ok.
+-spec destroy(This::wxPaintDC()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPaintDC),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPalette.erl b/lib/wx/src/gen/wxPalette.erl
index 8ac0833e01..799ce2b90d 100644
--- a/lib/wx/src/gen/wxPalette.erl
+++ b/lib/wx/src/gen/wxPalette.erl
@@ -101,7 +101,7 @@ isOk(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPalette()) -> ok.
+-spec destroy(This::wxPalette()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPalette),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPaletteChangedEvent.erl b/lib/wx/src/gen/wxPaletteChangedEvent.erl
index ab49719f6e..bc054fa285 100644
--- a/lib/wx/src/gen/wxPaletteChangedEvent.erl
+++ b/lib/wx/src/gen/wxPaletteChangedEvent.erl
@@ -45,7 +45,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxPaletteChangedEvent() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpalettechangedevent.html#wxpalettechangedeventsetchangedwindow">external documentation</a>.
--spec setChangedWindow(This, Win) -> ok when
+-spec setChangedWindow(This, Win) -> 'ok' when
 	This::wxPaletteChangedEvent(), Win::wxWindow:wxWindow().
 setChangedWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WinT,ref=WinRef}) ->
   ?CLASS(ThisT,wxPaletteChangedEvent),
diff --git a/lib/wx/src/gen/wxPanel.erl b/lib/wx/src/gen/wxPanel.erl
index ceb894fe31..07898cf19e 100644
--- a/lib/wx/src/gen/wxPanel.erl
+++ b/lib/wx/src/gen/wxPanel.erl
@@ -94,10 +94,10 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpanel.html#wxpanelwxpanel">external documentation</a>.
 -spec new(Parent, [Option]) -> wxPanel() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {winid, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'winid', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -121,7 +121,7 @@ new(Parent,X,Y,Width,Height)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpanel.html#wxpanelwxpanel">external documentation</a>.
 -spec new(Parent, X, Y, Width, Height, [Option]) -> wxPanel() when
 	Parent::wxWindow:wxWindow(), X::integer(), Y::integer(), Width::integer(), Height::integer(),
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},X,Y,Width,Height, Options)
  when is_integer(X),is_integer(Y),is_integer(Width),is_integer(Height),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -132,7 +132,7 @@ new(#wx_ref{type=ParentT,ref=ParentRef},X,Y,Width,Height, Options)
   <<ParentRef:32/?UI,X:32/?UI,Y:32/?UI,Width:32/?UI,Height:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpanel.html#wxpanelinitdialog">external documentation</a>.
--spec initDialog(This) -> ok when
+-spec initDialog(This) -> 'ok' when
 	This::wxPanel().
 initDialog(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxPanel),
@@ -140,7 +140,7 @@ initDialog(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpanel.html#wxpanelsetfocusignoringchildren">external documentation</a>.
--spec setFocusIgnoringChildren(This) -> ok when
+-spec setFocusIgnoringChildren(This) -> 'ok' when
 	This::wxPanel().
 setFocusIgnoringChildren(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxPanel),
@@ -148,7 +148,7 @@ setFocusIgnoringChildren(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPanel()) -> ok.
+-spec destroy(This::wxPanel()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPanel),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPasswordEntryDialog.erl b/lib/wx/src/gen/wxPasswordEntryDialog.erl
index ac3f1c9d8c..e8ee8c8f37 100644
--- a/lib/wx/src/gen/wxPasswordEntryDialog.erl
+++ b/lib/wx/src/gen/wxPasswordEntryDialog.erl
@@ -101,10 +101,10 @@ new(Parent,Message)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpasswordentrydialog.html#wxpasswordentrydialogwxpasswordentrydialog">external documentation</a>.
 -spec new(Parent, Message, [Option]) -> wxPasswordEntryDialog() when
 	Parent::wxWindow:wxWindow(), Message::unicode:chardata(),
-	Option :: {caption, unicode:chardata()}
-		 | {value, unicode:chardata()}
-		 | {style, integer()}
-		 | {pos, {X::integer(), Y::integer()}}.
+	Option :: {'caption', unicode:chardata()}
+		 | {'value', unicode:chardata()}
+		 | {'style', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Message, Options)
  when is_list(Message),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -119,7 +119,7 @@ new(#wx_ref{type=ParentT,ref=ParentRef},Message, Options)
   <<ParentRef:32/?UI,(byte_size(Message_UC)):32/?UI,(Message_UC)/binary, 0:(((8- ((0+byte_size(Message_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPasswordEntryDialog()) -> ok.
+-spec destroy(This::wxPasswordEntryDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPasswordEntryDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPen.erl b/lib/wx/src/gen/wxPen.erl
index 761b885006..7a2bbb827e 100644
--- a/lib/wx/src/gen/wxPen.erl
+++ b/lib/wx/src/gen/wxPen.erl
@@ -54,8 +54,8 @@ new(Colour)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpen.html#wxpenwxpen">external documentation</a>.
 -spec new(Colour, [Option]) -> wxPen() when
 	Colour::wx:wx_colour(),
-	Option :: {width, integer()}
-		 | {style, integer()}.
+	Option :: {'width', integer()}
+		 | {'style', integer()}.
 new(Colour, Options)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4,is_list(Options) ->
   MOpts = fun({width, Width}, Acc) -> [<<1:32/?UI,Width:32/?UI>>|Acc];
@@ -115,7 +115,7 @@ isOk(#wx_ref{type=ThisT,ref=ThisRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpen.html#wxpensetcap">external documentation</a>.
 %%<br /> CapStyle = integer
--spec setCap(This, CapStyle) -> ok when
+-spec setCap(This, CapStyle) -> 'ok' when
 	This::wxPen(), CapStyle::wx:wx_enum().
 setCap(#wx_ref{type=ThisT,ref=ThisRef},CapStyle)
  when is_integer(CapStyle) ->
@@ -124,7 +124,7 @@ setCap(#wx_ref{type=ThisT,ref=ThisRef},CapStyle)
   <<ThisRef:32/?UI,CapStyle:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpen.html#wxpensetcolour">external documentation</a>.
--spec setColour(This, Colour) -> ok when
+-spec setColour(This, Colour) -> 'ok' when
 	This::wxPen(), Colour::wx:wx_colour().
 setColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
@@ -133,7 +133,7 @@ setColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpen.html#wxpensetcolour">external documentation</a>.
--spec setColour(This, Red, Green, Blue) -> ok when
+-spec setColour(This, Red, Green, Blue) -> 'ok' when
 	This::wxPen(), Red::integer(), Green::integer(), Blue::integer().
 setColour(#wx_ref{type=ThisT,ref=ThisRef},Red,Green,Blue)
  when is_integer(Red),is_integer(Green),is_integer(Blue) ->
@@ -143,7 +143,7 @@ setColour(#wx_ref{type=ThisT,ref=ThisRef},Red,Green,Blue)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpen.html#wxpensetjoin">external documentation</a>.
 %%<br /> JoinStyle = integer
--spec setJoin(This, JoinStyle) -> ok when
+-spec setJoin(This, JoinStyle) -> 'ok' when
 	This::wxPen(), JoinStyle::wx:wx_enum().
 setJoin(#wx_ref{type=ThisT,ref=ThisRef},JoinStyle)
  when is_integer(JoinStyle) ->
@@ -152,7 +152,7 @@ setJoin(#wx_ref{type=ThisT,ref=ThisRef},JoinStyle)
   <<ThisRef:32/?UI,JoinStyle:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpen.html#wxpensetstyle">external documentation</a>.
--spec setStyle(This, Style) -> ok when
+-spec setStyle(This, Style) -> 'ok' when
 	This::wxPen(), Style::integer().
 setStyle(#wx_ref{type=ThisT,ref=ThisRef},Style)
  when is_integer(Style) ->
@@ -161,7 +161,7 @@ setStyle(#wx_ref{type=ThisT,ref=ThisRef},Style)
   <<ThisRef:32/?UI,Style:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpen.html#wxpensetwidth">external documentation</a>.
--spec setWidth(This, Width) -> ok when
+-spec setWidth(This, Width) -> 'ok' when
 	This::wxPen(), Width::integer().
 setWidth(#wx_ref{type=ThisT,ref=ThisRef},Width)
  when is_integer(Width) ->
@@ -170,7 +170,7 @@ setWidth(#wx_ref{type=ThisT,ref=ThisRef},Width)
   <<ThisRef:32/?UI,Width:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPen()) -> ok.
+-spec destroy(This::wxPen()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPen),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPickerBase.erl b/lib/wx/src/gen/wxPickerBase.erl
index bbdeaf6af8..33931f9119 100644
--- a/lib/wx/src/gen/wxPickerBase.erl
+++ b/lib/wx/src/gen/wxPickerBase.erl
@@ -83,7 +83,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxPickerBase() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpickerbase.html#wxpickerbasesetinternalmargin">external documentation</a>.
--spec setInternalMargin(This, Newmargin) -> ok when
+-spec setInternalMargin(This, Newmargin) -> 'ok' when
 	This::wxPickerBase(), Newmargin::integer().
 setInternalMargin(#wx_ref{type=ThisT,ref=ThisRef},Newmargin)
  when is_integer(Newmargin) ->
@@ -100,7 +100,7 @@ getInternalMargin(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpickerbase.html#wxpickerbasesettextctrlproportion">external documentation</a>.
--spec setTextCtrlProportion(This, Prop) -> ok when
+-spec setTextCtrlProportion(This, Prop) -> 'ok' when
 	This::wxPickerBase(), Prop::integer().
 setTextCtrlProportion(#wx_ref{type=ThisT,ref=ThisRef},Prop)
  when is_integer(Prop) ->
@@ -109,7 +109,7 @@ setTextCtrlProportion(#wx_ref{type=ThisT,ref=ThisRef},Prop)
   <<ThisRef:32/?UI,Prop:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpickerbase.html#wxpickerbasesetpickerctrlproportion">external documentation</a>.
--spec setPickerCtrlProportion(This, Prop) -> ok when
+-spec setPickerCtrlProportion(This, Prop) -> 'ok' when
 	This::wxPickerBase(), Prop::integer().
 setPickerCtrlProportion(#wx_ref{type=ThisT,ref=ThisRef},Prop)
  when is_integer(Prop) ->
@@ -158,7 +158,7 @@ isTextCtrlGrowable(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv setPickerCtrlGrowable(This, [])
--spec setPickerCtrlGrowable(This) -> ok when
+-spec setPickerCtrlGrowable(This) -> 'ok' when
 	This::wxPickerBase().
 
 setPickerCtrlGrowable(This)
@@ -166,9 +166,9 @@ setPickerCtrlGrowable(This)
   setPickerCtrlGrowable(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpickerbase.html#wxpickerbasesetpickerctrlgrowable">external documentation</a>.
--spec setPickerCtrlGrowable(This, [Option]) -> ok when
+-spec setPickerCtrlGrowable(This, [Option]) -> 'ok' when
 	This::wxPickerBase(),
-	Option :: {grow, boolean()}.
+	Option :: {'grow', boolean()}.
 setPickerCtrlGrowable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxPickerBase),
@@ -179,7 +179,7 @@ setPickerCtrlGrowable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv setTextCtrlGrowable(This, [])
--spec setTextCtrlGrowable(This) -> ok when
+-spec setTextCtrlGrowable(This) -> 'ok' when
 	This::wxPickerBase().
 
 setTextCtrlGrowable(This)
@@ -187,9 +187,9 @@ setTextCtrlGrowable(This)
   setTextCtrlGrowable(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpickerbase.html#wxpickerbasesettextctrlgrowable">external documentation</a>.
--spec setTextCtrlGrowable(This, [Option]) -> ok when
+-spec setTextCtrlGrowable(This, [Option]) -> 'ok' when
 	This::wxPickerBase(),
-	Option :: {grow, boolean()}.
+	Option :: {'grow', boolean()}.
 setTextCtrlGrowable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxPickerBase),
diff --git a/lib/wx/src/gen/wxPopupTransientWindow.erl b/lib/wx/src/gen/wxPopupTransientWindow.erl
index c07c6e239e..b1feef6dcb 100644
--- a/lib/wx/src/gen/wxPopupTransientWindow.erl
+++ b/lib/wx/src/gen/wxPopupTransientWindow.erl
@@ -96,7 +96,7 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpopuptransientwindow.html#wxpopuptransientwindowwxpopuptransientwindow">external documentation</a>.
 -spec new(Parent, [Option]) -> wxPopupTransientWindow() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -107,7 +107,7 @@ new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
   <<ParentRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv popup(This, [])
--spec popup(This) -> ok when
+-spec popup(This) -> 'ok' when
 	This::wxPopupTransientWindow().
 
 popup(This)
@@ -115,9 +115,9 @@ popup(This)
   popup(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpopuptransientwindow.html#wxpopuptransientwindowpopup">external documentation</a>.
--spec popup(This, [Option]) -> ok when
+-spec popup(This, [Option]) -> 'ok' when
 	This::wxPopupTransientWindow(),
-	Option :: {focus, wxWindow:wxWindow()}.
+	Option :: {'focus', wxWindow:wxWindow()}.
 popup(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxPopupTransientWindow),
@@ -128,7 +128,7 @@ popup(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpopuptransientwindow.html#wxpopuptransientwindowdismiss">external documentation</a>.
--spec dismiss(This) -> ok when
+-spec dismiss(This) -> 'ok' when
 	This::wxPopupTransientWindow().
 dismiss(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxPopupTransientWindow),
@@ -136,7 +136,7 @@ dismiss(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPopupTransientWindow()) -> ok.
+-spec destroy(This::wxPopupTransientWindow()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPopupTransientWindow),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPopupWindow.erl b/lib/wx/src/gen/wxPopupWindow.erl
index 439f5fac54..962fd9903b 100644
--- a/lib/wx/src/gen/wxPopupWindow.erl
+++ b/lib/wx/src/gen/wxPopupWindow.erl
@@ -94,7 +94,7 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpopupwindow.html#wxpopupwindowwxpopupwindow">external documentation</a>.
 -spec new(Parent, [Option]) -> wxPopupWindow() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {flags, integer()}.
+	Option :: {'flags', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -115,7 +115,7 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpopupwindow.html#wxpopupwindowcreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxPopupWindow(), Parent::wxWindow:wxWindow(),
-	Option :: {flags, integer()}.
+	Option :: {'flags', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxPopupWindow),
@@ -127,7 +127,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Opti
   <<ThisRef:32/?UI,ParentRef:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpopupwindow.html#wxpopupwindowposition">external documentation</a>.
--spec position(This, PtOrigin, Size) -> ok when
+-spec position(This, PtOrigin, Size) -> 'ok' when
 	This::wxPopupWindow(), PtOrigin::{X::integer(), Y::integer()}, Size::{W::integer(), H::integer()}.
 position(#wx_ref{type=ThisT,ref=ThisRef},{PtOriginX,PtOriginY},{SizeW,SizeH})
  when is_integer(PtOriginX),is_integer(PtOriginY),is_integer(SizeW),is_integer(SizeH) ->
@@ -136,7 +136,7 @@ position(#wx_ref{type=ThisT,ref=ThisRef},{PtOriginX,PtOriginY},{SizeW,SizeH})
   <<ThisRef:32/?UI,PtOriginX:32/?UI,PtOriginY:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPopupWindow()) -> ok.
+-spec destroy(This::wxPopupWindow()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPopupWindow),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPostScriptDC.erl b/lib/wx/src/gen/wxPostScriptDC.erl
index 28f8a757ed..07764bca74 100644
--- a/lib/wx/src/gen/wxPostScriptDC.erl
+++ b/lib/wx/src/gen/wxPostScriptDC.erl
@@ -78,7 +78,7 @@ new(#wx_ref{type=PrintDataT,ref=PrintDataRef}) ->
   <<PrintDataRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpostscriptdc.html#wxpostscriptdcsetresolution">external documentation</a>.
--spec setResolution(Ppi) -> ok when
+-spec setResolution(Ppi) -> 'ok' when
 	Ppi::integer().
 setResolution(Ppi)
  when is_integer(Ppi) ->
@@ -92,7 +92,7 @@ getResolution() ->
   <<>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPostScriptDC()) -> ok.
+-spec destroy(This::wxPostScriptDC()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPostScriptDC),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPreviewControlBar.erl b/lib/wx/src/gen/wxPreviewControlBar.erl
index 0e1828e87b..4dd224b26b 100644
--- a/lib/wx/src/gen/wxPreviewControlBar.erl
+++ b/lib/wx/src/gen/wxPreviewControlBar.erl
@@ -91,9 +91,9 @@ new(Preview,Buttons,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpreviewcontrolbar.html#wxpreviewcontrolbarwxpreviewcontrolbar">external documentation</a>.
 -spec new(Preview, Buttons, Parent, [Option]) -> wxPreviewControlBar() when
 	Preview::wxPrintPreview:wxPrintPreview(), Buttons::integer(), Parent::wxWindow:wxWindow(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=PreviewT,ref=PreviewRef},Buttons,#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_integer(Buttons),is_list(Options) ->
   ?CLASS(PreviewT,wxPrintPreview),
@@ -107,7 +107,7 @@ new(#wx_ref{type=PreviewT,ref=PreviewRef},Buttons,#wx_ref{type=ParentT,ref=Paren
   <<PreviewRef:32/?UI,Buttons:32/?UI,ParentRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpreviewcontrolbar.html#wxpreviewcontrolbarcreatebuttons">external documentation</a>.
--spec createButtons(This) -> ok when
+-spec createButtons(This) -> 'ok' when
 	This::wxPreviewControlBar().
 createButtons(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxPreviewControlBar),
@@ -131,7 +131,7 @@ getZoomControl(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpreviewcontrolbar.html#wxpreviewcontrolbarsetzoomcontrol">external documentation</a>.
--spec setZoomControl(This, Zoom) -> ok when
+-spec setZoomControl(This, Zoom) -> 'ok' when
 	This::wxPreviewControlBar(), Zoom::integer().
 setZoomControl(#wx_ref{type=ThisT,ref=ThisRef},Zoom)
  when is_integer(Zoom) ->
@@ -140,7 +140,7 @@ setZoomControl(#wx_ref{type=ThisT,ref=ThisRef},Zoom)
   <<ThisRef:32/?UI,Zoom:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPreviewControlBar()) -> ok.
+-spec destroy(This::wxPreviewControlBar()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPreviewControlBar),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPreviewFrame.erl b/lib/wx/src/gen/wxPreviewFrame.erl
index fe684478a5..2f530b49ea 100644
--- a/lib/wx/src/gen/wxPreviewFrame.erl
+++ b/lib/wx/src/gen/wxPreviewFrame.erl
@@ -102,10 +102,10 @@ new(Preview,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpreviewframe.html#wxpreviewframewxpreviewframe">external documentation</a>.
 -spec new(Preview, Parent, [Option]) -> wxPreviewFrame() when
 	Preview::wxPrintPreview:wxPrintPreview(), Parent::wxWindow:wxWindow(),
-	Option :: {title, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'title', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=PreviewT,ref=PreviewRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(PreviewT,wxPrintPreview),
@@ -120,7 +120,7 @@ new(#wx_ref{type=PreviewT,ref=PreviewRef},#wx_ref{type=ParentT,ref=ParentRef}, O
   <<PreviewRef:32/?UI,ParentRef:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpreviewframe.html#wxpreviewframecreatecontrolbar">external documentation</a>.
--spec createControlBar(This) -> ok when
+-spec createControlBar(This) -> 'ok' when
 	This::wxPreviewFrame().
 createControlBar(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxPreviewFrame),
@@ -128,7 +128,7 @@ createControlBar(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpreviewframe.html#wxpreviewframecreatecanvas">external documentation</a>.
--spec createCanvas(This) -> ok when
+-spec createCanvas(This) -> 'ok' when
 	This::wxPreviewFrame().
 createCanvas(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxPreviewFrame),
@@ -136,7 +136,7 @@ createCanvas(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpreviewframe.html#wxpreviewframeinitialize">external documentation</a>.
--spec initialize(This) -> ok when
+-spec initialize(This) -> 'ok' when
 	This::wxPreviewFrame().
 initialize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxPreviewFrame),
@@ -144,7 +144,7 @@ initialize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxpreviewframe.html#wxpreviewframeonclosewindow">external documentation</a>.
--spec onCloseWindow(This, Event) -> ok when
+-spec onCloseWindow(This, Event) -> 'ok' when
 	This::wxPreviewFrame(), Event::wxCloseEvent:wxCloseEvent().
 onCloseWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=EventT,ref=EventRef}) ->
   ?CLASS(ThisT,wxPreviewFrame),
@@ -153,7 +153,7 @@ onCloseWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=EventT,ref=EventRef})
   <<ThisRef:32/?UI,EventRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPreviewFrame()) -> ok.
+-spec destroy(This::wxPreviewFrame()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPreviewFrame),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPrintData.erl b/lib/wx/src/gen/wxPrintData.erl
index a8a72c52f4..6b6b678adf 100644
--- a/lib/wx/src/gen/wxPrintData.erl
+++ b/lib/wx/src/gen/wxPrintData.erl
@@ -137,7 +137,7 @@ isOk(#wx_ref{type=ThisT,ref=ThisRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdata.html#wxprintdatasetbin">external documentation</a>.
 %%<br /> Bin = ?wxPRINTBIN_DEFAULT | ?wxPRINTBIN_ONLYONE | ?wxPRINTBIN_LOWER | ?wxPRINTBIN_MIDDLE | ?wxPRINTBIN_MANUAL | ?wxPRINTBIN_ENVELOPE | ?wxPRINTBIN_ENVMANUAL | ?wxPRINTBIN_AUTO | ?wxPRINTBIN_TRACTOR | ?wxPRINTBIN_SMALLFMT | ?wxPRINTBIN_LARGEFMT | ?wxPRINTBIN_LARGECAPACITY | ?wxPRINTBIN_CASSETTE | ?wxPRINTBIN_FORMSOURCE | ?wxPRINTBIN_USER
--spec setBin(This, Bin) -> ok when
+-spec setBin(This, Bin) -> 'ok' when
 	This::wxPrintData(), Bin::wx:wx_enum().
 setBin(#wx_ref{type=ThisT,ref=ThisRef},Bin)
  when is_integer(Bin) ->
@@ -146,7 +146,7 @@ setBin(#wx_ref{type=ThisT,ref=ThisRef},Bin)
   <<ThisRef:32/?UI,Bin:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdata.html#wxprintdatasetcollate">external documentation</a>.
--spec setCollate(This, Flag) -> ok when
+-spec setCollate(This, Flag) -> 'ok' when
 	This::wxPrintData(), Flag::boolean().
 setCollate(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -155,7 +155,7 @@ setCollate(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdata.html#wxprintdatasetcolour">external documentation</a>.
--spec setColour(This, Colour) -> ok when
+-spec setColour(This, Colour) -> 'ok' when
 	This::wxPrintData(), Colour::boolean().
 setColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
  when is_boolean(Colour) ->
@@ -165,7 +165,7 @@ setColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdata.html#wxprintdatasetduplex">external documentation</a>.
 %%<br /> Duplex = ?wxDUPLEX_SIMPLEX | ?wxDUPLEX_HORIZONTAL | ?wxDUPLEX_VERTICAL
--spec setDuplex(This, Duplex) -> ok when
+-spec setDuplex(This, Duplex) -> 'ok' when
 	This::wxPrintData(), Duplex::wx:wx_enum().
 setDuplex(#wx_ref{type=ThisT,ref=ThisRef},Duplex)
  when is_integer(Duplex) ->
@@ -174,7 +174,7 @@ setDuplex(#wx_ref{type=ThisT,ref=ThisRef},Duplex)
   <<ThisRef:32/?UI,Duplex:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdata.html#wxprintdatasetnocopies">external documentation</a>.
--spec setNoCopies(This, V) -> ok when
+-spec setNoCopies(This, V) -> 'ok' when
 	This::wxPrintData(), V::integer().
 setNoCopies(#wx_ref{type=ThisT,ref=ThisRef},V)
  when is_integer(V) ->
@@ -183,7 +183,7 @@ setNoCopies(#wx_ref{type=ThisT,ref=ThisRef},V)
   <<ThisRef:32/?UI,V:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdata.html#wxprintdatasetorientation">external documentation</a>.
--spec setOrientation(This, Orient) -> ok when
+-spec setOrientation(This, Orient) -> 'ok' when
 	This::wxPrintData(), Orient::integer().
 setOrientation(#wx_ref{type=ThisT,ref=ThisRef},Orient)
  when is_integer(Orient) ->
@@ -193,7 +193,7 @@ setOrientation(#wx_ref{type=ThisT,ref=ThisRef},Orient)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdata.html#wxprintdatasetpaperid">external documentation</a>.
 %%<br /> SizeId = ?wxPAPER_NONE | ?wxPAPER_LETTER | ?wxPAPER_LEGAL | ?wxPAPER_A4 | ?wxPAPER_CSHEET | ?wxPAPER_DSHEET | ?wxPAPER_ESHEET | ?wxPAPER_LETTERSMALL | ?wxPAPER_TABLOID | ?wxPAPER_LEDGER | ?wxPAPER_STATEMENT | ?wxPAPER_EXECUTIVE | ?wxPAPER_A3 | ?wxPAPER_A4SMALL | ?wxPAPER_A5 | ?wxPAPER_B4 | ?wxPAPER_B5 | ?wxPAPER_FOLIO | ?wxPAPER_QUARTO | ?wxPAPER_10X14 | ?wxPAPER_11X17 | ?wxPAPER_NOTE | ?wxPAPER_ENV_9 | ?wxPAPER_ENV_10 | ?wxPAPER_ENV_11 | ?wxPAPER_ENV_12 | ?wxPAPER_ENV_14 | ?wxPAPER_ENV_DL | ?wxPAPER_ENV_C5 | ?wxPAPER_ENV_C3 | ?wxPAPER_ENV_C4 | ?wxPAPER_ENV_C6 | ?wxPAPER_ENV_C65 | ?wxPAPER_ENV_B4 | ?wxPAPER_ENV_B5 | ?wxPAPER_ENV_B6 | ?wxPAPER_ENV_ITALY | ?wxPAPER_ENV_MONARCH | ?wxPAPER_ENV_PERSONAL | ?wxPAPER_FANFOLD_US | ?wxPAPER_FANFOLD_STD_GERMAN | ?wxPAPER_FANFOLD_LGL_GERMAN | ?wxPAPER_ISO_B4 | ?wxPAPER_JAPANESE_POSTCARD | ?wxPAPER_9X11 | ?wxPAPER_10X11 | ?wxPAPER_15X11 | ?wxPAPER_ENV_INVITE | ?wxPAPER_LETTER_EXTRA | ?wxPAPER_LEGAL_EXTRA | ?wxPAPER_TABLOID_EXTRA | ?wxPAPER_A4_EXTRA | ?wxPAPER_LETTER_TRANSVERSE | ?wxPAPER_A4_TRANSVERSE | ?wxPAPER_LETTER_EXTRA_TRANSVERSE | ?wxPAPER_A_PLUS | ?wxPAPER_B_PLUS | ?wxPAPER_LETTER_PLUS | ?wxPAPER_A4_PLUS | ?wxPAPER_A5_TRANSVERSE | ?wxPAPER_B5_TRANSVERSE | ?wxPAPER_A3_EXTRA | ?wxPAPER_A5_EXTRA | ?wxPAPER_B5_EXTRA | ?wxPAPER_A2 | ?wxPAPER_A3_TRANSVERSE | ?wxPAPER_A3_EXTRA_TRANSVERSE | ?wxPAPER_DBL_JAPANESE_POSTCARD | ?wxPAPER_A6 | ?wxPAPER_JENV_KAKU2 | ?wxPAPER_JENV_KAKU3 | ?wxPAPER_JENV_CHOU3 | ?wxPAPER_JENV_CHOU4 | ?wxPAPER_LETTER_ROTATED | ?wxPAPER_A3_ROTATED | ?wxPAPER_A4_ROTATED | ?wxPAPER_A5_ROTATED | ?wxPAPER_B4_JIS_ROTATED | ?wxPAPER_B5_JIS_ROTATED | ?wxPAPER_JAPANESE_POSTCARD_ROTATED | ?wxPAPER_DBL_JAPANESE_POSTCARD_ROTATED | ?wxPAPER_A6_ROTATED | ?wxPAPER_JENV_KAKU2_ROTATED | ?wxPAPER_JENV_KAKU3_ROTATED | ?wxPAPER_JENV_CHOU3_ROTATED | ?wxPAPER_JENV_CHOU4_ROTATED | ?wxPAPER_B6_JIS | ?wxPAPER_B6_JIS_ROTATED | ?wxPAPER_12X11 | ?wxPAPER_JENV_YOU4 | ?wxPAPER_JENV_YOU4_ROTATED | ?wxPAPER_P16K | ?wxPAPER_P32K | ?wxPAPER_P32KBIG | ?wxPAPER_PENV_1 | ?wxPAPER_PENV_2 | ?wxPAPER_PENV_3 | ?wxPAPER_PENV_4 | ?wxPAPER_PENV_5 | ?wxPAPER_PENV_6 | ?wxPAPER_PENV_7 | ?wxPAPER_PENV_8 | ?wxPAPER_PENV_9 | ?wxPAPER_PENV_10 | ?wxPAPER_P16K_ROTATED | ?wxPAPER_P32K_ROTATED | ?wxPAPER_P32KBIG_ROTATED | ?wxPAPER_PENV_1_ROTATED | ?wxPAPER_PENV_2_ROTATED | ?wxPAPER_PENV_3_ROTATED | ?wxPAPER_PENV_4_ROTATED | ?wxPAPER_PENV_5_ROTATED | ?wxPAPER_PENV_6_ROTATED | ?wxPAPER_PENV_7_ROTATED | ?wxPAPER_PENV_8_ROTATED | ?wxPAPER_PENV_9_ROTATED | ?wxPAPER_PENV_10_ROTATED
--spec setPaperId(This, SizeId) -> ok when
+-spec setPaperId(This, SizeId) -> 'ok' when
 	This::wxPrintData(), SizeId::wx:wx_enum().
 setPaperId(#wx_ref{type=ThisT,ref=ThisRef},SizeId)
  when is_integer(SizeId) ->
@@ -202,7 +202,7 @@ setPaperId(#wx_ref{type=ThisT,ref=ThisRef},SizeId)
   <<ThisRef:32/?UI,SizeId:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdata.html#wxprintdatasetprintername">external documentation</a>.
--spec setPrinterName(This, Name) -> ok when
+-spec setPrinterName(This, Name) -> 'ok' when
 	This::wxPrintData(), Name::unicode:chardata().
 setPrinterName(#wx_ref{type=ThisT,ref=ThisRef},Name)
  when is_list(Name) ->
@@ -212,7 +212,7 @@ setPrinterName(#wx_ref{type=ThisT,ref=ThisRef},Name)
   <<ThisRef:32/?UI,(byte_size(Name_UC)):32/?UI,(Name_UC)/binary, 0:(((8- ((0+byte_size(Name_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdata.html#wxprintdatasetquality">external documentation</a>.
--spec setQuality(This, Quality) -> ok when
+-spec setQuality(This, Quality) -> 'ok' when
 	This::wxPrintData(), Quality::integer().
 setQuality(#wx_ref{type=ThisT,ref=ThisRef},Quality)
  when is_integer(Quality) ->
@@ -221,7 +221,7 @@ setQuality(#wx_ref{type=ThisT,ref=ThisRef},Quality)
   <<ThisRef:32/?UI,Quality:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPrintData()) -> ok.
+-spec destroy(This::wxPrintData()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPrintData),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPrintDialog.erl b/lib/wx/src/gen/wxPrintDialog.erl
index a337089d5a..d4188e79c4 100644
--- a/lib/wx/src/gen/wxPrintDialog.erl
+++ b/lib/wx/src/gen/wxPrintDialog.erl
@@ -103,7 +103,7 @@ new(Parent)
 %% 
 -spec new(Parent, [Option]) -> wxPrintDialog() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {data, wxPrintDialogData:wxPrintDialogData()};
+	Option :: {'data', wxPrintDialogData:wxPrintDialogData()};
       (Parent, Data) -> wxPrintDialog() when
 	Parent::wxWindow:wxWindow(), Data::wxPrintData:wxPrintData().
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
@@ -137,7 +137,7 @@ getPrintDC(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPrintDialog()) -> ok.
+-spec destroy(This::wxPrintDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPrintDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPrintDialogData.erl b/lib/wx/src/gen/wxPrintDialogData.erl
index b93af1151b..5d39008a64 100644
--- a/lib/wx/src/gen/wxPrintDialogData.erl
+++ b/lib/wx/src/gen/wxPrintDialogData.erl
@@ -59,7 +59,7 @@ new(#wx_ref{type=DialogDataT,ref=DialogDataRef}) ->
   <<DialogDataRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdataenablehelp">external documentation</a>.
--spec enableHelp(This, Flag) -> ok when
+-spec enableHelp(This, Flag) -> 'ok' when
 	This::wxPrintDialogData(), Flag::boolean().
 enableHelp(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -68,7 +68,7 @@ enableHelp(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdataenablepagenumbers">external documentation</a>.
--spec enablePageNumbers(This, Flag) -> ok when
+-spec enablePageNumbers(This, Flag) -> 'ok' when
 	This::wxPrintDialogData(), Flag::boolean().
 enablePageNumbers(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -77,7 +77,7 @@ enablePageNumbers(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdataenableprinttofile">external documentation</a>.
--spec enablePrintToFile(This, Flag) -> ok when
+-spec enablePrintToFile(This, Flag) -> 'ok' when
 	This::wxPrintDialogData(), Flag::boolean().
 enablePrintToFile(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -86,7 +86,7 @@ enablePrintToFile(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdataenableselection">external documentation</a>.
--spec enableSelection(This, Flag) -> ok when
+-spec enableSelection(This, Flag) -> 'ok' when
 	This::wxPrintDialogData(), Flag::boolean().
 enableSelection(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -183,7 +183,7 @@ isOk(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdatasetcollate">external documentation</a>.
--spec setCollate(This, Flag) -> ok when
+-spec setCollate(This, Flag) -> 'ok' when
 	This::wxPrintDialogData(), Flag::boolean().
 setCollate(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -192,7 +192,7 @@ setCollate(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdatasetfrompage">external documentation</a>.
--spec setFromPage(This, V) -> ok when
+-spec setFromPage(This, V) -> 'ok' when
 	This::wxPrintDialogData(), V::integer().
 setFromPage(#wx_ref{type=ThisT,ref=ThisRef},V)
  when is_integer(V) ->
@@ -201,7 +201,7 @@ setFromPage(#wx_ref{type=ThisT,ref=ThisRef},V)
   <<ThisRef:32/?UI,V:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdatasetmaxpage">external documentation</a>.
--spec setMaxPage(This, V) -> ok when
+-spec setMaxPage(This, V) -> 'ok' when
 	This::wxPrintDialogData(), V::integer().
 setMaxPage(#wx_ref{type=ThisT,ref=ThisRef},V)
  when is_integer(V) ->
@@ -210,7 +210,7 @@ setMaxPage(#wx_ref{type=ThisT,ref=ThisRef},V)
   <<ThisRef:32/?UI,V:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdatasetminpage">external documentation</a>.
--spec setMinPage(This, V) -> ok when
+-spec setMinPage(This, V) -> 'ok' when
 	This::wxPrintDialogData(), V::integer().
 setMinPage(#wx_ref{type=ThisT,ref=ThisRef},V)
  when is_integer(V) ->
@@ -219,7 +219,7 @@ setMinPage(#wx_ref{type=ThisT,ref=ThisRef},V)
   <<ThisRef:32/?UI,V:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdatasetnocopies">external documentation</a>.
--spec setNoCopies(This, V) -> ok when
+-spec setNoCopies(This, V) -> 'ok' when
 	This::wxPrintDialogData(), V::integer().
 setNoCopies(#wx_ref{type=ThisT,ref=ThisRef},V)
  when is_integer(V) ->
@@ -228,7 +228,7 @@ setNoCopies(#wx_ref{type=ThisT,ref=ThisRef},V)
   <<ThisRef:32/?UI,V:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdatasetprintdata">external documentation</a>.
--spec setPrintData(This, PrintData) -> ok when
+-spec setPrintData(This, PrintData) -> 'ok' when
 	This::wxPrintDialogData(), PrintData::wxPrintData:wxPrintData().
 setPrintData(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PrintDataT,ref=PrintDataRef}) ->
   ?CLASS(ThisT,wxPrintDialogData),
@@ -237,7 +237,7 @@ setPrintData(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PrintDataT,ref=PrintDa
   <<ThisRef:32/?UI,PrintDataRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdatasetprinttofile">external documentation</a>.
--spec setPrintToFile(This, Flag) -> ok when
+-spec setPrintToFile(This, Flag) -> 'ok' when
 	This::wxPrintDialogData(), Flag::boolean().
 setPrintToFile(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -246,7 +246,7 @@ setPrintToFile(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdatasetselection">external documentation</a>.
--spec setSelection(This, Flag) -> ok when
+-spec setSelection(This, Flag) -> 'ok' when
 	This::wxPrintDialogData(), Flag::boolean().
 setSelection(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_boolean(Flag) ->
@@ -255,7 +255,7 @@ setSelection(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintdialogdata.html#wxprintdialogdatasettopage">external documentation</a>.
--spec setToPage(This, V) -> ok when
+-spec setToPage(This, V) -> 'ok' when
 	This::wxPrintDialogData(), V::integer().
 setToPage(#wx_ref{type=ThisT,ref=ThisRef},V)
  when is_integer(V) ->
@@ -264,7 +264,7 @@ setToPage(#wx_ref{type=ThisT,ref=ThisRef},V)
   <<ThisRef:32/?UI,V:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPrintDialogData()) -> ok.
+-spec destroy(This::wxPrintDialogData()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPrintDialogData),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPrintPreview.erl b/lib/wx/src/gen/wxPrintPreview.erl
index 162d259530..a0034a5e5c 100644
--- a/lib/wx/src/gen/wxPrintPreview.erl
+++ b/lib/wx/src/gen/wxPrintPreview.erl
@@ -49,8 +49,8 @@ new(Printout)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintpreview.html#wxprintpreviewwxprintpreview">external documentation</a>.
 -spec new(Printout, [Option]) -> wxPrintPreview() when
 	Printout::wxPrintout:wxPrintout(),
-	Option :: {printoutForPrinting, wxPrintout:wxPrintout()}
-		 | {data, wxPrintDialogData:wxPrintDialogData()}.
+	Option :: {'printoutForPrinting', wxPrintout:wxPrintout()}
+		 | {'data', wxPrintDialogData:wxPrintDialogData()}.
 new(#wx_ref{type=PrintoutT,ref=PrintoutRef}, Options)
  when is_list(Options) ->
   ?CLASS(PrintoutT,wxPrintout),
@@ -164,7 +164,7 @@ renderPage(#wx_ref{type=ThisT,ref=ThisRef},PageNum)
   <<ThisRef:32/?UI,PageNum:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintpreview.html#wxprintpreviewsetcanvas">external documentation</a>.
--spec setCanvas(This, Canvas) -> ok when
+-spec setCanvas(This, Canvas) -> 'ok' when
 	This::wxPrintPreview(), Canvas::wxPreviewCanvas:wxPreviewCanvas().
 setCanvas(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=CanvasT,ref=CanvasRef}) ->
   ?CLASS(ThisT,wxPrintPreview),
@@ -182,7 +182,7 @@ setCurrentPage(#wx_ref{type=ThisT,ref=ThisRef},PageNum)
   <<ThisRef:32/?UI,PageNum:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintpreview.html#wxprintpreviewsetframe">external documentation</a>.
--spec setFrame(This, Frame) -> ok when
+-spec setFrame(This, Frame) -> 'ok' when
 	This::wxPrintPreview(), Frame::wxFrame:wxFrame().
 setFrame(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FrameT,ref=FrameRef}) ->
   ?CLASS(ThisT,wxPrintPreview),
@@ -191,7 +191,7 @@ setFrame(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FrameT,ref=FrameRef}) ->
   <<ThisRef:32/?UI,FrameRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintpreview.html#wxprintpreviewsetprintout">external documentation</a>.
--spec setPrintout(This, Printout) -> ok when
+-spec setPrintout(This, Printout) -> 'ok' when
 	This::wxPrintPreview(), Printout::wxPrintout:wxPrintout().
 setPrintout(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PrintoutT,ref=PrintoutRef}) ->
   ?CLASS(ThisT,wxPrintPreview),
@@ -200,7 +200,7 @@ setPrintout(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PrintoutT,ref=PrintoutR
   <<ThisRef:32/?UI,PrintoutRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintpreview.html#wxprintpreviewsetzoom">external documentation</a>.
--spec setZoom(This, Percent) -> ok when
+-spec setZoom(This, Percent) -> 'ok' when
 	This::wxPrintPreview(), Percent::integer().
 setZoom(#wx_ref{type=ThisT,ref=ThisRef},Percent)
  when is_integer(Percent) ->
@@ -209,7 +209,7 @@ setZoom(#wx_ref{type=ThisT,ref=ThisRef},Percent)
   <<ThisRef:32/?UI,Percent:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPrintPreview()) -> ok.
+-spec destroy(This::wxPrintPreview()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPrintPreview),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPrinter.erl b/lib/wx/src/gen/wxPrinter.erl
index 5f3122d32c..b9fb1c07bd 100644
--- a/lib/wx/src/gen/wxPrinter.erl
+++ b/lib/wx/src/gen/wxPrinter.erl
@@ -44,7 +44,7 @@ new() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprinter.html#wxprinterwxprinter">external documentation</a>.
 -spec new([Option]) -> wxPrinter() when
-	Option :: {data, wxPrintDialogData:wxPrintDialogData()}.
+	Option :: {'data', wxPrintDialogData:wxPrintDialogData()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({data, #wx_ref{type=DataT,ref=DataRef}}, Acc) ->   ?CLASS(DataT,wxPrintDialogData),[<<1:32/?UI,DataRef:32/?UI>>|Acc];
@@ -97,7 +97,7 @@ print(This,Parent,Printout)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprinter.html#wxprinterprint">external documentation</a>.
 -spec print(This, Parent, Printout, [Option]) -> boolean() when
 	This::wxPrinter(), Parent::wxWindow:wxWindow(), Printout::wxPrintout:wxPrintout(),
-	Option :: {prompt, boolean()}.
+	Option :: {'prompt', boolean()}.
 print(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},#wx_ref{type=PrintoutT,ref=PrintoutRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxPrinter),
@@ -119,7 +119,7 @@ printDialog(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef})
   <<ThisRef:32/?UI,ParentRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprinter.html#wxprinterreporterror">external documentation</a>.
--spec reportError(This, Parent, Printout, Message) -> ok when
+-spec reportError(This, Parent, Printout, Message) -> 'ok' when
 	This::wxPrinter(), Parent::wxWindow:wxWindow(), Printout::wxPrintout:wxPrintout(), Message::unicode:chardata().
 reportError(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},#wx_ref{type=PrintoutT,ref=PrintoutRef},Message)
  when is_list(Message) ->
@@ -140,7 +140,7 @@ setup(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}) ->
   <<ThisRef:32/?UI,ParentRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPrinter()) -> ok.
+-spec destroy(This::wxPrinter()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPrinter),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxPrintout.erl b/lib/wx/src/gen/wxPrintout.erl
index 7f2b59bbe7..7b28d0947d 100644
--- a/lib/wx/src/gen/wxPrintout.erl
+++ b/lib/wx/src/gen/wxPrintout.erl
@@ -187,7 +187,7 @@ isPreview(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintout.html#wxprintoutfitthissizetopaper">external documentation</a>.
--spec fitThisSizeToPaper(This, ImageSize) -> ok when
+-spec fitThisSizeToPaper(This, ImageSize) -> 'ok' when
 	This::wxPrintout(), ImageSize::{W::integer(), H::integer()}.
 fitThisSizeToPaper(#wx_ref{type=ThisT,ref=ThisRef},{ImageSizeW,ImageSizeH})
  when is_integer(ImageSizeW),is_integer(ImageSizeH) ->
@@ -196,7 +196,7 @@ fitThisSizeToPaper(#wx_ref{type=ThisT,ref=ThisRef},{ImageSizeW,ImageSizeH})
   <<ThisRef:32/?UI,ImageSizeW:32/?UI,ImageSizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintout.html#wxprintoutfitthissizetopage">external documentation</a>.
--spec fitThisSizeToPage(This, ImageSize) -> ok when
+-spec fitThisSizeToPage(This, ImageSize) -> 'ok' when
 	This::wxPrintout(), ImageSize::{W::integer(), H::integer()}.
 fitThisSizeToPage(#wx_ref{type=ThisT,ref=ThisRef},{ImageSizeW,ImageSizeH})
  when is_integer(ImageSizeW),is_integer(ImageSizeH) ->
@@ -205,7 +205,7 @@ fitThisSizeToPage(#wx_ref{type=ThisT,ref=ThisRef},{ImageSizeW,ImageSizeH})
   <<ThisRef:32/?UI,ImageSizeW:32/?UI,ImageSizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintout.html#wxprintoutfitthissizetopagemargins">external documentation</a>.
--spec fitThisSizeToPageMargins(This, ImageSize, PageSetupData) -> ok when
+-spec fitThisSizeToPageMargins(This, ImageSize, PageSetupData) -> 'ok' when
 	This::wxPrintout(), ImageSize::{W::integer(), H::integer()}, PageSetupData::wxPageSetupDialogData:wxPageSetupDialogData().
 fitThisSizeToPageMargins(#wx_ref{type=ThisT,ref=ThisRef},{ImageSizeW,ImageSizeH},#wx_ref{type=PageSetupDataT,ref=PageSetupDataRef})
  when is_integer(ImageSizeW),is_integer(ImageSizeH) ->
@@ -215,7 +215,7 @@ fitThisSizeToPageMargins(#wx_ref{type=ThisT,ref=ThisRef},{ImageSizeW,ImageSizeH}
   <<ThisRef:32/?UI,ImageSizeW:32/?UI,ImageSizeH:32/?UI,PageSetupDataRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintout.html#wxprintoutmapscreensizetopaper">external documentation</a>.
--spec mapScreenSizeToPaper(This) -> ok when
+-spec mapScreenSizeToPaper(This) -> 'ok' when
 	This::wxPrintout().
 mapScreenSizeToPaper(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxPrintout),
@@ -223,7 +223,7 @@ mapScreenSizeToPaper(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintout.html#wxprintoutmapscreensizetopage">external documentation</a>.
--spec mapScreenSizeToPage(This) -> ok when
+-spec mapScreenSizeToPage(This) -> 'ok' when
 	This::wxPrintout().
 mapScreenSizeToPage(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxPrintout),
@@ -231,7 +231,7 @@ mapScreenSizeToPage(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintout.html#wxprintoutmapscreensizetopagemargins">external documentation</a>.
--spec mapScreenSizeToPageMargins(This, PageSetupData) -> ok when
+-spec mapScreenSizeToPageMargins(This, PageSetupData) -> 'ok' when
 	This::wxPrintout(), PageSetupData::wxPageSetupDialogData:wxPageSetupDialogData().
 mapScreenSizeToPageMargins(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageSetupDataT,ref=PageSetupDataRef}) ->
   ?CLASS(ThisT,wxPrintout),
@@ -240,7 +240,7 @@ mapScreenSizeToPageMargins(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageSetu
   <<ThisRef:32/?UI,PageSetupDataRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintout.html#wxprintoutmapscreensizetodevice">external documentation</a>.
--spec mapScreenSizeToDevice(This) -> ok when
+-spec mapScreenSizeToDevice(This) -> 'ok' when
 	This::wxPrintout().
 mapScreenSizeToDevice(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxPrintout),
@@ -273,7 +273,7 @@ getLogicalPageMarginsRect(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageSetup
   <<ThisRef:32/?UI,PageSetupDataRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintout.html#wxprintoutsetlogicalorigin">external documentation</a>.
--spec setLogicalOrigin(This, X, Y) -> ok when
+-spec setLogicalOrigin(This, X, Y) -> 'ok' when
 	This::wxPrintout(), X::integer(), Y::integer().
 setLogicalOrigin(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_integer(X),is_integer(Y) ->
@@ -282,7 +282,7 @@ setLogicalOrigin(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprintout.html#wxprintoutoffsetlogicalorigin">external documentation</a>.
--spec offsetLogicalOrigin(This, Xoff, Yoff) -> ok when
+-spec offsetLogicalOrigin(This, Xoff, Yoff) -> 'ok' when
 	This::wxPrintout(), Xoff::integer(), Yoff::integer().
 offsetLogicalOrigin(#wx_ref{type=ThisT,ref=ThisRef},Xoff,Yoff)
  when is_integer(Xoff),is_integer(Yoff) ->
@@ -291,7 +291,7 @@ offsetLogicalOrigin(#wx_ref{type=ThisT,ref=ThisRef},Xoff,Yoff)
   <<ThisRef:32/?UI,Xoff:32/?UI,Yoff:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxPrintout()) -> ok.
+-spec destroy(This::wxPrintout()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxPrintout),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxProgressDialog.erl b/lib/wx/src/gen/wxProgressDialog.erl
index 665b900729..8e275f9dc8 100644
--- a/lib/wx/src/gen/wxProgressDialog.erl
+++ b/lib/wx/src/gen/wxProgressDialog.erl
@@ -99,9 +99,9 @@ new(Title,Message)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprogressdialog.html#wxprogressdialogwxprogressdialog">external documentation</a>.
 -spec new(Title, Message, [Option]) -> wxProgressDialog() when
 	Title::unicode:chardata(), Message::unicode:chardata(),
-	Option :: {maximum, integer()}
-		 | {parent, wxWindow:wxWindow()}
-		 | {style, integer()}.
+	Option :: {'maximum', integer()}
+		 | {'parent', wxWindow:wxWindow()}
+		 | {'style', integer()}.
 new(Title,Message, Options)
  when is_list(Title),is_list(Message),is_list(Options) ->
   Title_UC = unicode:characters_to_binary([Title,0]),
@@ -115,7 +115,7 @@ new(Title,Message, Options)
   <<(byte_size(Title_UC)):32/?UI,(Title_UC)/binary, 0:(((8- ((4+byte_size(Title_UC)) band 16#7)) band 16#7))/unit:8,(byte_size(Message_UC)):32/?UI,(Message_UC)/binary, 0:(((8- ((4+byte_size(Message_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprogressdialog.html#wxprogressdialogresume">external documentation</a>.
--spec resume(This) -> ok when
+-spec resume(This) -> 'ok' when
 	This::wxProgressDialog().
 resume(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxProgressDialog),
@@ -123,7 +123,7 @@ resume(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprogressdialog.html#wxprogressdialogupdate">external documentation</a>.
--spec update(This) -> ok when
+-spec update(This) -> 'ok' when
 	This::wxProgressDialog().
 update(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxProgressDialog),
@@ -141,7 +141,7 @@ update(This,Value)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxprogressdialog.html#wxprogressdialogupdate">external documentation</a>.
 -spec update(This, Value, [Option]) -> boolean() when
 	This::wxProgressDialog(), Value::integer(),
-	Option :: {newmsg, unicode:chardata()}.
+	Option :: {'newmsg', unicode:chardata()}.
 update(#wx_ref{type=ThisT,ref=ThisRef},Value, Options)
  when is_integer(Value),is_list(Options) ->
   ?CLASS(ThisT,wxProgressDialog),
@@ -152,7 +152,7 @@ update(#wx_ref{type=ThisT,ref=ThisRef},Value, Options)
   <<ThisRef:32/?UI,Value:32/?UI, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxProgressDialog()) -> ok.
+-spec destroy(This::wxProgressDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxProgressDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxQueryNewPaletteEvent.erl b/lib/wx/src/gen/wxQueryNewPaletteEvent.erl
index 2473fe5f61..d32f893212 100644
--- a/lib/wx/src/gen/wxQueryNewPaletteEvent.erl
+++ b/lib/wx/src/gen/wxQueryNewPaletteEvent.erl
@@ -45,7 +45,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxQueryNewPaletteEvent() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxquerynewpaletteevent.html#wxquerynewpaletteeventsetpaletterealized">external documentation</a>.
--spec setPaletteRealized(This, Realized) -> ok when
+-spec setPaletteRealized(This, Realized) -> 'ok' when
 	This::wxQueryNewPaletteEvent(), Realized::boolean().
 setPaletteRealized(#wx_ref{type=ThisT,ref=ThisRef},Realized)
  when is_boolean(Realized) ->
diff --git a/lib/wx/src/gen/wxRadioBox.erl b/lib/wx/src/gen/wxRadioBox.erl
index 5ef1deff66..348d75db2a 100644
--- a/lib/wx/src/gen/wxRadioBox.erl
+++ b/lib/wx/src/gen/wxRadioBox.erl
@@ -92,9 +92,9 @@ new(Parent,Id,Title,Pos={PosX,PosY},Size={SizeW,SizeH},Choices)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxradiobox.html#wxradioboxwxradiobox">external documentation</a>.
 -spec new(Parent, Id, Title, Pos, Size, Choices, [Option]) -> wxRadioBox() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Title::unicode:chardata(), Pos::{X::integer(), Y::integer()}, Size::{W::integer(), H::integer()}, Choices::[unicode:chardata()],
-	Option :: {majorDim, integer()}
-		 | {style, integer()}
-		 | {val, wx:wx_object()}.
+	Option :: {'majorDim', integer()}
+		 | {'style', integer()}
+		 | {'val', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Title,{PosX,PosY},{SizeW,SizeH},Choices, Options)
  when is_integer(Id),is_list(Title),is_integer(PosX),is_integer(PosY),is_integer(SizeW),is_integer(SizeH),is_list(Choices),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -120,9 +120,9 @@ create(This,Parent,Id,Title,Pos={PosX,PosY},Size={SizeW,SizeH},Choices)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxradiobox.html#wxradioboxcreate">external documentation</a>.
 -spec create(This, Parent, Id, Title, Pos, Size, Choices, [Option]) -> boolean() when
 	This::wxRadioBox(), Parent::wxWindow:wxWindow(), Id::integer(), Title::unicode:chardata(), Pos::{X::integer(), Y::integer()}, Size::{W::integer(), H::integer()}, Choices::[unicode:chardata()],
-	Option :: {majorDim, integer()}
-		 | {style, integer()}
-		 | {val, wx:wx_object()}.
+	Option :: {'majorDim', integer()}
+		 | {'style', integer()}
+		 | {'val', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Title,{PosX,PosY},{SizeW,SizeH},Choices, Options)
  when is_integer(Id),is_list(Title),is_integer(PosX),is_integer(PosY),is_integer(SizeW),is_integer(SizeH),is_list(Choices),is_list(Options) ->
   ?CLASS(ThisT,wxRadioBox),
@@ -150,13 +150,13 @@ enable(This)
 %% <br /> Also:<br />
 %% enable(This, [Option]) -> boolean() when<br />
 %% 	This::wxRadioBox(),<br />
-%% 	Option :: {enable, boolean()}.<br />
+%% 	Option :: {'enable', boolean()}.<br />
 %% 
 -spec enable(This, N) -> boolean() when
 	This::wxRadioBox(), N::integer();
       (This, [Option]) -> boolean() when
 	This::wxRadioBox(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 
 enable(This,N)
  when is_record(This, wx_ref),is_integer(N) ->
@@ -173,7 +173,7 @@ enable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxradiobox.html#wxradioboxenable">external documentation</a>.
 -spec enable(This, N, [Option]) -> boolean() when
 	This::wxRadioBox(), N::integer(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 enable(#wx_ref{type=ThisT,ref=ThisRef},N, Options)
  when is_integer(N),is_list(Options) ->
   ?CLASS(ThisT,wxRadioBox),
@@ -201,7 +201,7 @@ getString(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxradiobox.html#wxradioboxsetselection">external documentation</a>.
--spec setSelection(This, N) -> ok when
+-spec setSelection(This, N) -> 'ok' when
 	This::wxRadioBox(), N::integer().
 setSelection(#wx_ref{type=ThisT,ref=ThisRef},N)
  when is_integer(N) ->
@@ -221,13 +221,13 @@ show(This)
 %% <br /> Also:<br />
 %% show(This, [Option]) -> boolean() when<br />
 %% 	This::wxRadioBox(),<br />
-%% 	Option :: {show, boolean()}.<br />
+%% 	Option :: {'show', boolean()}.<br />
 %% 
 -spec show(This, N) -> boolean() when
 	This::wxRadioBox(), N::integer();
       (This, [Option]) -> boolean() when
 	This::wxRadioBox(),
-	Option :: {show, boolean()}.
+	Option :: {'show', boolean()}.
 
 show(This,N)
  when is_record(This, wx_ref),is_integer(N) ->
@@ -244,7 +244,7 @@ show(#wx_ref{type=ThisT,ref=ThisRef}, Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxradiobox.html#wxradioboxshow">external documentation</a>.
 -spec show(This, N, [Option]) -> boolean() when
 	This::wxRadioBox(), N::integer(),
-	Option :: {show, boolean()}.
+	Option :: {'show', boolean()}.
 show(#wx_ref{type=ThisT,ref=ThisRef},N, Options)
  when is_integer(N),is_list(Options) ->
   ?CLASS(ThisT,wxRadioBox),
@@ -316,7 +316,7 @@ isItemShown(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxradiobox.html#wxradioboxsetitemhelptext">external documentation</a>.
--spec setItemHelpText(This, N, HelpText) -> ok when
+-spec setItemHelpText(This, N, HelpText) -> 'ok' when
 	This::wxRadioBox(), N::integer(), HelpText::unicode:chardata().
 setItemHelpText(#wx_ref{type=ThisT,ref=ThisRef},N,HelpText)
  when is_integer(N),is_list(HelpText) ->
@@ -326,7 +326,7 @@ setItemHelpText(#wx_ref{type=ThisT,ref=ThisRef},N,HelpText)
   <<ThisRef:32/?UI,N:32/?UI,(byte_size(HelpText_UC)):32/?UI,(HelpText_UC)/binary, 0:(((8- ((4+byte_size(HelpText_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxradiobox.html#wxradioboxsetitemtooltip">external documentation</a>.
--spec setItemToolTip(This, Item, Text) -> ok when
+-spec setItemToolTip(This, Item, Text) -> 'ok' when
 	This::wxRadioBox(), Item::integer(), Text::unicode:chardata().
 setItemToolTip(#wx_ref{type=ThisT,ref=ThisRef},Item,Text)
  when is_integer(Item),is_list(Text) ->
@@ -336,7 +336,7 @@ setItemToolTip(#wx_ref{type=ThisT,ref=ThisRef},Item,Text)
   <<ThisRef:32/?UI,Item:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((4+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxRadioBox()) -> ok.
+-spec destroy(This::wxRadioBox()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxRadioBox),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxRadioButton.erl b/lib/wx/src/gen/wxRadioButton.erl
index 3b4689a27b..4487724be6 100644
--- a/lib/wx/src/gen/wxRadioButton.erl
+++ b/lib/wx/src/gen/wxRadioButton.erl
@@ -96,10 +96,10 @@ new(Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxradiobutton.html#wxradiobuttonwxradiobutton">external documentation</a>.
 -spec new(Parent, Id, Label, [Option]) -> wxRadioButton() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Label::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Label, Options)
  when is_integer(Id),is_list(Label),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -124,10 +124,10 @@ create(This,Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxradiobutton.html#wxradiobuttoncreate">external documentation</a>.
 -spec create(This, Parent, Id, Label, [Option]) -> boolean() when
 	This::wxRadioButton(), Parent::wxWindow:wxWindow(), Id::integer(), Label::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Label, Options)
  when is_integer(Id),is_list(Label),is_list(Options) ->
   ?CLASS(ThisT,wxRadioButton),
@@ -151,7 +151,7 @@ getValue(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxradiobutton.html#wxradiobuttonsetvalue">external documentation</a>.
--spec setValue(This, Val) -> ok when
+-spec setValue(This, Val) -> 'ok' when
 	This::wxRadioButton(), Val::boolean().
 setValue(#wx_ref{type=ThisT,ref=ThisRef},Val)
  when is_boolean(Val) ->
@@ -160,7 +160,7 @@ setValue(#wx_ref{type=ThisT,ref=ThisRef},Val)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Val)):32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxRadioButton()) -> ok.
+-spec destroy(This::wxRadioButton()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxRadioButton),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxRegion.erl b/lib/wx/src/gen/wxRegion.erl
index 7a21baee92..2e8c1af10e 100644
--- a/lib/wx/src/gen/wxRegion.erl
+++ b/lib/wx/src/gen/wxRegion.erl
@@ -79,7 +79,7 @@ new(X,Y,W,H)
   <<X:32/?UI,Y:32/?UI,W:32/?UI,H:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxregion.html#wxregionclear">external documentation</a>.
--spec clear(This) -> ok when
+-spec clear(This) -> 'ok' when
 	This::wxRegion().
 clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxRegion),
@@ -263,7 +263,7 @@ union(This,Bmp,Transp)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxregion.html#wxregionunion">external documentation</a>.
 -spec union(This, Bmp, Transp, [Option]) -> boolean() when
 	This::wxRegion(), Bmp::wxBitmap:wxBitmap(), Transp::wx:wx_colour(),
-	Option :: {tolerance, integer()}.
+	Option :: {'tolerance', integer()}.
 union(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BmpT,ref=BmpRef},Transp, Options)
  when tuple_size(Transp) =:= 3; tuple_size(Transp) =:= 4,is_list(Options) ->
   ?CLASS(ThisT,wxRegion),
@@ -313,7 +313,7 @@ union(#wx_ref{type=ThisT,ref=ThisRef},X,Y,W,H)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI,W:32/?UI,H:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxRegion()) -> ok.
+-spec destroy(This::wxRegion()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxRegion),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxSashLayoutWindow.erl b/lib/wx/src/gen/wxSashLayoutWindow.erl
index 223c07419d..ae081ae800 100644
--- a/lib/wx/src/gen/wxSashLayoutWindow.erl
+++ b/lib/wx/src/gen/wxSashLayoutWindow.erl
@@ -100,10 +100,10 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsashlayoutwindow.html#wxsashlayoutwindowwxsashlayoutwindow">external documentation</a>.
 -spec new(Parent, [Option]) -> wxSashLayoutWindow() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -127,10 +127,10 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsashlayoutwindow.html#wxsashlayoutwindowcreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxSashLayoutWindow(), Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSashLayoutWindow),
@@ -164,7 +164,7 @@ getOrientation(#wx_ref{type=ThisT,ref=ThisRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsashlayoutwindow.html#wxsashlayoutwindowsetalignment">external documentation</a>.
 %%<br /> Align = ?wxLAYOUT_NONE | ?wxLAYOUT_TOP | ?wxLAYOUT_LEFT | ?wxLAYOUT_RIGHT | ?wxLAYOUT_BOTTOM
--spec setAlignment(This, Align) -> ok when
+-spec setAlignment(This, Align) -> 'ok' when
 	This::wxSashLayoutWindow(), Align::wx:wx_enum().
 setAlignment(#wx_ref{type=ThisT,ref=ThisRef},Align)
  when is_integer(Align) ->
@@ -173,7 +173,7 @@ setAlignment(#wx_ref{type=ThisT,ref=ThisRef},Align)
   <<ThisRef:32/?UI,Align:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsashlayoutwindow.html#wxsashlayoutwindowsetdefaultsize">external documentation</a>.
--spec setDefaultSize(This, Size) -> ok when
+-spec setDefaultSize(This, Size) -> 'ok' when
 	This::wxSashLayoutWindow(), Size::{W::integer(), H::integer()}.
 setDefaultSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -183,7 +183,7 @@ setDefaultSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsashlayoutwindow.html#wxsashlayoutwindowsetorientation">external documentation</a>.
 %%<br /> Orient = ?wxLAYOUT_HORIZONTAL | ?wxLAYOUT_VERTICAL
--spec setOrientation(This, Orient) -> ok when
+-spec setOrientation(This, Orient) -> 'ok' when
 	This::wxSashLayoutWindow(), Orient::wx:wx_enum().
 setOrientation(#wx_ref{type=ThisT,ref=ThisRef},Orient)
  when is_integer(Orient) ->
@@ -192,7 +192,7 @@ setOrientation(#wx_ref{type=ThisT,ref=ThisRef},Orient)
   <<ThisRef:32/?UI,Orient:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxSashLayoutWindow()) -> ok.
+-spec destroy(This::wxSashLayoutWindow()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxSashLayoutWindow),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxSashWindow.erl b/lib/wx/src/gen/wxSashWindow.erl
index 4a39726ffd..773e0f1ab0 100644
--- a/lib/wx/src/gen/wxSashWindow.erl
+++ b/lib/wx/src/gen/wxSashWindow.erl
@@ -96,10 +96,10 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsashwindow.html#wxsashwindowwxsashwindow">external documentation</a>.
 -spec new(Parent, [Option]) -> wxSashWindow() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -155,7 +155,7 @@ getMinimumSizeY(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsashwindow.html#wxsashwindowsetmaximumsizex">external documentation</a>.
--spec setMaximumSizeX(This, Max) -> ok when
+-spec setMaximumSizeX(This, Max) -> 'ok' when
 	This::wxSashWindow(), Max::integer().
 setMaximumSizeX(#wx_ref{type=ThisT,ref=ThisRef},Max)
  when is_integer(Max) ->
@@ -164,7 +164,7 @@ setMaximumSizeX(#wx_ref{type=ThisT,ref=ThisRef},Max)
   <<ThisRef:32/?UI,Max:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsashwindow.html#wxsashwindowsetmaximumsizey">external documentation</a>.
--spec setMaximumSizeY(This, Max) -> ok when
+-spec setMaximumSizeY(This, Max) -> 'ok' when
 	This::wxSashWindow(), Max::integer().
 setMaximumSizeY(#wx_ref{type=ThisT,ref=ThisRef},Max)
  when is_integer(Max) ->
@@ -173,7 +173,7 @@ setMaximumSizeY(#wx_ref{type=ThisT,ref=ThisRef},Max)
   <<ThisRef:32/?UI,Max:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsashwindow.html#wxsashwindowsetminimumsizex">external documentation</a>.
--spec setMinimumSizeX(This, Min) -> ok when
+-spec setMinimumSizeX(This, Min) -> 'ok' when
 	This::wxSashWindow(), Min::integer().
 setMinimumSizeX(#wx_ref{type=ThisT,ref=ThisRef},Min)
  when is_integer(Min) ->
@@ -182,7 +182,7 @@ setMinimumSizeX(#wx_ref{type=ThisT,ref=ThisRef},Min)
   <<ThisRef:32/?UI,Min:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsashwindow.html#wxsashwindowsetminimumsizey">external documentation</a>.
--spec setMinimumSizeY(This, Min) -> ok when
+-spec setMinimumSizeY(This, Min) -> 'ok' when
 	This::wxSashWindow(), Min::integer().
 setMinimumSizeY(#wx_ref{type=ThisT,ref=ThisRef},Min)
  when is_integer(Min) ->
@@ -192,7 +192,7 @@ setMinimumSizeY(#wx_ref{type=ThisT,ref=ThisRef},Min)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsashwindow.html#wxsashwindowsetsashvisible">external documentation</a>.
 %%<br /> Edge = ?wxSASH_TOP | ?wxSASH_RIGHT | ?wxSASH_BOTTOM | ?wxSASH_LEFT | ?wxSASH_NONE
--spec setSashVisible(This, Edge, Sash) -> ok when
+-spec setSashVisible(This, Edge, Sash) -> 'ok' when
 	This::wxSashWindow(), Edge::wx:wx_enum(), Sash::boolean().
 setSashVisible(#wx_ref{type=ThisT,ref=ThisRef},Edge,Sash)
  when is_integer(Edge),is_boolean(Sash) ->
@@ -201,7 +201,7 @@ setSashVisible(#wx_ref{type=ThisT,ref=ThisRef},Edge,Sash)
   <<ThisRef:32/?UI,Edge:32/?UI,(wxe_util:from_bool(Sash)):32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxSashWindow()) -> ok.
+-spec destroy(This::wxSashWindow()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxSashWindow),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxScreenDC.erl b/lib/wx/src/gen/wxScreenDC.erl
index 24028a000f..a36c25025c 100644
--- a/lib/wx/src/gen/wxScreenDC.erl
+++ b/lib/wx/src/gen/wxScreenDC.erl
@@ -68,7 +68,7 @@ new() ->
   <<>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxScreenDC()) -> ok.
+-spec destroy(This::wxScreenDC()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxScreenDC),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxScrollBar.erl b/lib/wx/src/gen/wxScrollBar.erl
index ccddf84835..7f70d9d97b 100644
--- a/lib/wx/src/gen/wxScrollBar.erl
+++ b/lib/wx/src/gen/wxScrollBar.erl
@@ -97,10 +97,10 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrollbar.html#wxscrollbarwxscrollbar">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxScrollBar() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -124,10 +124,10 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrollbar.html#wxscrollbarcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxScrollBar(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxScrollBar),
@@ -174,7 +174,7 @@ getThumbSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrollbar.html#wxscrollbarsetthumbposition">external documentation</a>.
--spec setThumbPosition(This, ViewStart) -> ok when
+-spec setThumbPosition(This, ViewStart) -> 'ok' when
 	This::wxScrollBar(), ViewStart::integer().
 setThumbPosition(#wx_ref{type=ThisT,ref=ThisRef},ViewStart)
  when is_integer(ViewStart) ->
@@ -183,7 +183,7 @@ setThumbPosition(#wx_ref{type=ThisT,ref=ThisRef},ViewStart)
   <<ThisRef:32/?UI,ViewStart:32/?UI>>).
 
 %% @equiv setScrollbar(This,Position,ThumbSize,Range,PageSize, [])
--spec setScrollbar(This, Position, ThumbSize, Range, PageSize) -> ok when
+-spec setScrollbar(This, Position, ThumbSize, Range, PageSize) -> 'ok' when
 	This::wxScrollBar(), Position::integer(), ThumbSize::integer(), Range::integer(), PageSize::integer().
 
 setScrollbar(This,Position,ThumbSize,Range,PageSize)
@@ -191,9 +191,9 @@ setScrollbar(This,Position,ThumbSize,Range,PageSize)
   setScrollbar(This,Position,ThumbSize,Range,PageSize, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrollbar.html#wxscrollbarsetscrollbar">external documentation</a>.
--spec setScrollbar(This, Position, ThumbSize, Range, PageSize, [Option]) -> ok when
+-spec setScrollbar(This, Position, ThumbSize, Range, PageSize, [Option]) -> 'ok' when
 	This::wxScrollBar(), Position::integer(), ThumbSize::integer(), Range::integer(), PageSize::integer(),
-	Option :: {refresh, boolean()}.
+	Option :: {'refresh', boolean()}.
 setScrollbar(#wx_ref{type=ThisT,ref=ThisRef},Position,ThumbSize,Range,PageSize, Options)
  when is_integer(Position),is_integer(ThumbSize),is_integer(Range),is_integer(PageSize),is_list(Options) ->
   ?CLASS(ThisT,wxScrollBar),
@@ -204,7 +204,7 @@ setScrollbar(#wx_ref{type=ThisT,ref=ThisRef},Position,ThumbSize,Range,PageSize,
   <<ThisRef:32/?UI,Position:32/?UI,ThumbSize:32/?UI,Range:32/?UI,PageSize:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxScrollBar()) -> ok.
+-spec destroy(This::wxScrollBar()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxScrollBar),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxScrolledWindow.erl b/lib/wx/src/gen/wxScrolledWindow.erl
index 7c807980b4..70bc5adbd9 100644
--- a/lib/wx/src/gen/wxScrolledWindow.erl
+++ b/lib/wx/src/gen/wxScrolledWindow.erl
@@ -99,10 +99,10 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrolledwindow.html#wxscrolledwindowwxscrolledwindow">external documentation</a>.
 -spec new(Parent, [Option]) -> wxScrolledWindow() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {winid, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'winid', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -152,7 +152,7 @@ calcUnscrolledPosition(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrolledwindow.html#wxscrolledwindowenablescrolling">external documentation</a>.
--spec enableScrolling(This, X_scrolling, Y_scrolling) -> ok when
+-spec enableScrolling(This, X_scrolling, Y_scrolling) -> 'ok' when
 	This::wxScrolledWindow(), X_scrolling::boolean(), Y_scrolling::boolean().
 enableScrolling(#wx_ref{type=ThisT,ref=ThisRef},X_scrolling,Y_scrolling)
  when is_boolean(X_scrolling),is_boolean(Y_scrolling) ->
@@ -177,7 +177,7 @@ getViewStart(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrolledwindow.html#wxscrolledwindowdopreparedc">external documentation</a>.
--spec doPrepareDC(This, Dc) -> ok when
+-spec doPrepareDC(This, Dc) -> 'ok' when
 	This::wxScrolledWindow(), Dc::wxDC:wxDC().
 doPrepareDC(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DcT,ref=DcRef}) ->
   ?CLASS(ThisT,wxScrolledWindow),
@@ -186,7 +186,7 @@ doPrepareDC(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DcT,ref=DcRef}) ->
   <<ThisRef:32/?UI,DcRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrolledwindow.html#wxscrolledwindowpreparedc">external documentation</a>.
--spec prepareDC(This, Dc) -> ok when
+-spec prepareDC(This, Dc) -> 'ok' when
 	This::wxScrolledWindow(), Dc::wxDC:wxDC().
 prepareDC(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DcT,ref=DcRef}) ->
   ?CLASS(ThisT,wxScrolledWindow),
@@ -195,7 +195,7 @@ prepareDC(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DcT,ref=DcRef}) ->
   <<ThisRef:32/?UI,DcRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrolledwindow.html#wxscrolledwindowscroll">external documentation</a>.
--spec scroll(This, X, Y) -> ok when
+-spec scroll(This, X, Y) -> 'ok' when
 	This::wxScrolledWindow(), X::integer(), Y::integer().
 scroll(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_integer(X),is_integer(Y) ->
@@ -204,7 +204,7 @@ scroll(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @equiv setScrollbars(This,PixelsPerUnitX,PixelsPerUnitY,NoUnitsX,NoUnitsY, [])
--spec setScrollbars(This, PixelsPerUnitX, PixelsPerUnitY, NoUnitsX, NoUnitsY) -> ok when
+-spec setScrollbars(This, PixelsPerUnitX, PixelsPerUnitY, NoUnitsX, NoUnitsY) -> 'ok' when
 	This::wxScrolledWindow(), PixelsPerUnitX::integer(), PixelsPerUnitY::integer(), NoUnitsX::integer(), NoUnitsY::integer().
 
 setScrollbars(This,PixelsPerUnitX,PixelsPerUnitY,NoUnitsX,NoUnitsY)
@@ -212,11 +212,11 @@ setScrollbars(This,PixelsPerUnitX,PixelsPerUnitY,NoUnitsX,NoUnitsY)
   setScrollbars(This,PixelsPerUnitX,PixelsPerUnitY,NoUnitsX,NoUnitsY, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrolledwindow.html#wxscrolledwindowsetscrollbars">external documentation</a>.
--spec setScrollbars(This, PixelsPerUnitX, PixelsPerUnitY, NoUnitsX, NoUnitsY, [Option]) -> ok when
+-spec setScrollbars(This, PixelsPerUnitX, PixelsPerUnitY, NoUnitsX, NoUnitsY, [Option]) -> 'ok' when
 	This::wxScrolledWindow(), PixelsPerUnitX::integer(), PixelsPerUnitY::integer(), NoUnitsX::integer(), NoUnitsY::integer(),
-	Option :: {xPos, integer()}
-		 | {yPos, integer()}
-		 | {noRefresh, boolean()}.
+	Option :: {'xPos', integer()}
+		 | {'yPos', integer()}
+		 | {'noRefresh', boolean()}.
 setScrollbars(#wx_ref{type=ThisT,ref=ThisRef},PixelsPerUnitX,PixelsPerUnitY,NoUnitsX,NoUnitsY, Options)
  when is_integer(PixelsPerUnitX),is_integer(PixelsPerUnitY),is_integer(NoUnitsX),is_integer(NoUnitsY),is_list(Options) ->
   ?CLASS(ThisT,wxScrolledWindow),
@@ -229,7 +229,7 @@ setScrollbars(#wx_ref{type=ThisT,ref=ThisRef},PixelsPerUnitX,PixelsPerUnitY,NoUn
   <<ThisRef:32/?UI,PixelsPerUnitX:32/?UI,PixelsPerUnitY:32/?UI,NoUnitsX:32/?UI,NoUnitsY:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrolledwindow.html#wxscrolledwindowsetscrollrate">external documentation</a>.
--spec setScrollRate(This, Xstep, Ystep) -> ok when
+-spec setScrollRate(This, Xstep, Ystep) -> 'ok' when
 	This::wxScrolledWindow(), Xstep::integer(), Ystep::integer().
 setScrollRate(#wx_ref{type=ThisT,ref=ThisRef},Xstep,Ystep)
  when is_integer(Xstep),is_integer(Ystep) ->
@@ -238,7 +238,7 @@ setScrollRate(#wx_ref{type=ThisT,ref=ThisRef},Xstep,Ystep)
   <<ThisRef:32/?UI,Xstep:32/?UI,Ystep:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxscrolledwindow.html#wxscrolledwindowsettargetwindow">external documentation</a>.
--spec setTargetWindow(This, Target) -> ok when
+-spec setTargetWindow(This, Target) -> 'ok' when
 	This::wxScrolledWindow(), Target::wxWindow:wxWindow().
 setTargetWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=TargetT,ref=TargetRef}) ->
   ?CLASS(ThisT,wxScrolledWindow),
@@ -247,7 +247,7 @@ setTargetWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=TargetT,ref=TargetR
   <<ThisRef:32/?UI,TargetRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxScrolledWindow()) -> ok.
+-spec destroy(This::wxScrolledWindow()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxScrolledWindow),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxSetCursorEvent.erl b/lib/wx/src/gen/wxSetCursorEvent.erl
index b7473d4d17..a97cbfb5ae 100644
--- a/lib/wx/src/gen/wxSetCursorEvent.erl
+++ b/lib/wx/src/gen/wxSetCursorEvent.erl
@@ -77,7 +77,7 @@ hasCursor(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsetcursorevent.html#wxsetcursoreventsetcursor">external documentation</a>.
--spec setCursor(This, Cursor) -> ok when
+-spec setCursor(This, Cursor) -> 'ok' when
 	This::wxSetCursorEvent(), Cursor::wxCursor:wxCursor().
 setCursor(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=CursorT,ref=CursorRef}) ->
   ?CLASS(ThisT,wxSetCursorEvent),
diff --git a/lib/wx/src/gen/wxShowEvent.erl b/lib/wx/src/gen/wxShowEvent.erl
index 962a880f61..c4f37afe7b 100644
--- a/lib/wx/src/gen/wxShowEvent.erl
+++ b/lib/wx/src/gen/wxShowEvent.erl
@@ -45,7 +45,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxShowEvent() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxshowevent.html#wxshoweventsetshow">external documentation</a>.
--spec setShow(This, Show) -> ok when
+-spec setShow(This, Show) -> 'ok' when
 	This::wxShowEvent(), Show::boolean().
 setShow(#wx_ref{type=ThisT,ref=ThisRef},Show)
  when is_boolean(Show) ->
diff --git a/lib/wx/src/gen/wxSingleChoiceDialog.erl b/lib/wx/src/gen/wxSingleChoiceDialog.erl
index 641cb2836f..baff296d11 100644
--- a/lib/wx/src/gen/wxSingleChoiceDialog.erl
+++ b/lib/wx/src/gen/wxSingleChoiceDialog.erl
@@ -105,8 +105,8 @@ new(Parent,Message,Caption,Choices)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsinglechoicedialog.html#wxsinglechoicedialogwxsinglechoicedialog">external documentation</a>.
 -spec new(Parent, Message, Caption, Choices, [Option]) -> wxSingleChoiceDialog() when
 	Parent::wxWindow:wxWindow(), Message::unicode:chardata(), Caption::unicode:chardata(), Choices::[unicode:chardata()],
-	Option :: {style, integer()}
-		 | {pos, {X::integer(), Y::integer()}}.
+	Option :: {'style', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Message,Caption,Choices, Options)
  when is_list(Message),is_list(Caption),is_list(Choices),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -138,7 +138,7 @@ getStringSelection(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsinglechoicedialog.html#wxsinglechoicedialogsetselection">external documentation</a>.
--spec setSelection(This, Sel) -> ok when
+-spec setSelection(This, Sel) -> 'ok' when
 	This::wxSingleChoiceDialog(), Sel::integer().
 setSelection(#wx_ref{type=ThisT,ref=ThisRef},Sel)
  when is_integer(Sel) ->
@@ -147,7 +147,7 @@ setSelection(#wx_ref{type=ThisT,ref=ThisRef},Sel)
   <<ThisRef:32/?UI,Sel:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxSingleChoiceDialog()) -> ok.
+-spec destroy(This::wxSingleChoiceDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxSingleChoiceDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxSizer.erl b/lib/wx/src/gen/wxSizer.erl
index 723625f85e..ab357c0846 100644
--- a/lib/wx/src/gen/wxSizer.erl
+++ b/lib/wx/src/gen/wxSizer.erl
@@ -54,10 +54,10 @@ add(This,Window)
 %% <br /> Also:<br />
 %% add(This, Window, [Option]) -> wxSizerItem:wxSizerItem() when<br />
 %% 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(),<br />
-%% 	Option :: {proportion, integer()}<br />
-%% 		 | {flag, integer()}<br />
-%% 		 | {border, integer()}<br />
-%% 		 | {userData, wx:wx_object()};<br />
+%% 	Option :: {'proportion', integer()}<br />
+%% 		 | {'flag', integer()}<br />
+%% 		 | {'border', integer()}<br />
+%% 		 | {'userData', wx:wx_object()};<br />
 %%       (This, Window, Flags) -> wxSizerItem:wxSizerItem() when<br />
 %% 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(), Flags::wxSizerFlags:wxSizerFlags().<br />
 %% 
@@ -65,10 +65,10 @@ add(This,Window)
 	This::wxSizer(), Width::integer(), Height::integer();
       (This, Window, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(),
-	Option :: {proportion, integer()}
-		 | {flag, integer()}
-		 | {border, integer()}
-		 | {userData, wx:wx_object()};
+	Option :: {'proportion', integer()}
+		 | {'flag', integer()}
+		 | {'border', integer()}
+		 | {'userData', wx:wx_object()};
       (This, Window, Flags) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(), Flags::wxSizerFlags:wxSizerFlags().
 
@@ -108,10 +108,10 @@ add(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef},#wx_ref{
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizeradd">external documentation</a>.
 -spec add(This, Width, Height, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(), Width::integer(), Height::integer(),
-	Option :: {proportion, integer()}
-		 | {flag, integer()}
-		 | {border, integer()}
-		 | {userData, wx:wx_object()}.
+	Option :: {'proportion', integer()}
+		 | {'flag', integer()}
+		 | {'border', integer()}
+		 | {'userData', wx:wx_object()}.
 add(#wx_ref{type=ThisT,ref=ThisRef},Width,Height, Options)
  when is_integer(Width),is_integer(Height),is_list(Options) ->
   ?CLASS(ThisT,wxSizer),
@@ -144,7 +144,7 @@ addStretchSpacer(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizeraddstretchspacer">external documentation</a>.
 -spec addStretchSpacer(This, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(),
-	Option :: {prop, integer()}.
+	Option :: {'prop', integer()}.
 addStretchSpacer(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSizer),
@@ -163,7 +163,7 @@ calcMin(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv clear(This, [])
--spec clear(This) -> ok when
+-spec clear(This) -> 'ok' when
 	This::wxSizer().
 
 clear(This)
@@ -171,9 +171,9 @@ clear(This)
   clear(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizerclear">external documentation</a>.
--spec clear(This, [Option]) -> ok when
+-spec clear(This, [Option]) -> 'ok' when
 	This::wxSizer(),
-	Option :: {delete_windows, boolean()}.
+	Option :: {'delete_windows', boolean()}.
 clear(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSizer),
@@ -218,7 +218,7 @@ fit(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}) ->
   <<ThisRef:32/?UI,WindowRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizerfitinside">external documentation</a>.
--spec fitInside(This, Window) -> ok when
+-spec fitInside(This, Window) -> 'ok' when
 	This::wxSizer(), Window::wxWindow:wxWindow().
 fitInside(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}) ->
   ?CLASS(ThisT,wxSizer),
@@ -256,7 +256,7 @@ getItem(#wx_ref{type=ThisT,ref=ThisRef},Index)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizergetitem">external documentation</a>.
 -spec getItem(This, Window, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(),
-	Option :: {recursive, boolean()}.
+	Option :: {'recursive', boolean()}.
 getItem(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSizer),
@@ -318,7 +318,7 @@ hide(#wx_ref{type=ThisT,ref=ThisRef},Index)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizerhide">external documentation</a>.
 -spec hide(This, Window, [Option]) -> boolean() when
 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(),
-	Option :: {recursive, boolean()}.
+	Option :: {'recursive', boolean()}.
 hide(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSizer),
@@ -348,10 +348,10 @@ insert(#wx_ref{type=ThisT,ref=ThisRef},Index,#wx_ref{type=ItemT,ref=ItemRef})
 %% <br /> Also:<br />
 %% insert(This, Index, Window, [Option]) -> wxSizerItem:wxSizerItem() when<br />
 %% 	This::wxSizer(), Index::integer(), Window::wxWindow:wxWindow() | wxSizer(),<br />
-%% 	Option :: {proportion, integer()}<br />
-%% 		 | {flag, integer()}<br />
-%% 		 | {border, integer()}<br />
-%% 		 | {userData, wx:wx_object()};<br />
+%% 	Option :: {'proportion', integer()}<br />
+%% 		 | {'flag', integer()}<br />
+%% 		 | {'border', integer()}<br />
+%% 		 | {'userData', wx:wx_object()};<br />
 %%       (This, Index, Window, Flags) -> wxSizerItem:wxSizerItem() when<br />
 %% 	This::wxSizer(), Index::integer(), Window::wxWindow:wxWindow() | wxSizer(), Flags::wxSizerFlags:wxSizerFlags().<br />
 %% 
@@ -359,10 +359,10 @@ insert(#wx_ref{type=ThisT,ref=ThisRef},Index,#wx_ref{type=ItemT,ref=ItemRef})
 	This::wxSizer(), Index::integer(), Width::integer(), Height::integer();
       (This, Index, Window, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(), Index::integer(), Window::wxWindow:wxWindow() | wxSizer(),
-	Option :: {proportion, integer()}
-		 | {flag, integer()}
-		 | {border, integer()}
-		 | {userData, wx:wx_object()};
+	Option :: {'proportion', integer()}
+		 | {'flag', integer()}
+		 | {'border', integer()}
+		 | {'userData', wx:wx_object()};
       (This, Index, Window, Flags) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(), Index::integer(), Window::wxWindow:wxWindow() | wxSizer(), Flags::wxSizerFlags:wxSizerFlags().
 
@@ -403,10 +403,10 @@ insert(#wx_ref{type=ThisT,ref=ThisRef},Index,#wx_ref{type=WindowT,ref=WindowRef}
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizerinsert">external documentation</a>.
 -spec insert(This, Index, Width, Height, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(), Index::integer(), Width::integer(), Height::integer(),
-	Option :: {proportion, integer()}
-		 | {flag, integer()}
-		 | {border, integer()}
-		 | {userData, wx:wx_object()}.
+	Option :: {'proportion', integer()}
+		 | {'flag', integer()}
+		 | {'border', integer()}
+		 | {'userData', wx:wx_object()}.
 insert(#wx_ref{type=ThisT,ref=ThisRef},Index,Width,Height, Options)
  when is_integer(Index),is_integer(Width),is_integer(Height),is_list(Options) ->
   ?CLASS(ThisT,wxSizer),
@@ -439,7 +439,7 @@ insertStretchSpacer(This,Index)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizerinsertstretchspacer">external documentation</a>.
 -spec insertStretchSpacer(This, Index, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(), Index::integer(),
-	Option :: {prop, integer()}.
+	Option :: {'prop', integer()}.
 insertStretchSpacer(#wx_ref{type=ThisT,ref=ThisRef},Index, Options)
  when is_integer(Index),is_list(Options) ->
   ?CLASS(ThisT,wxSizer),
@@ -475,7 +475,7 @@ isShown(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}) ->
   <<ThisRef:32/?UI,WindowRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizerlayout">external documentation</a>.
--spec layout(This) -> ok when
+-spec layout(This) -> 'ok' when
 	This::wxSizer().
 layout(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxSizer),
@@ -495,10 +495,10 @@ prepend(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ItemT,ref=ItemRef}) ->
 %% <br /> Also:<br />
 %% prepend(This, Window, [Option]) -> wxSizerItem:wxSizerItem() when<br />
 %% 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(),<br />
-%% 	Option :: {proportion, integer()}<br />
-%% 		 | {flag, integer()}<br />
-%% 		 | {border, integer()}<br />
-%% 		 | {userData, wx:wx_object()};<br />
+%% 	Option :: {'proportion', integer()}<br />
+%% 		 | {'flag', integer()}<br />
+%% 		 | {'border', integer()}<br />
+%% 		 | {'userData', wx:wx_object()};<br />
 %%       (This, Window, Flags) -> wxSizerItem:wxSizerItem() when<br />
 %% 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(), Flags::wxSizerFlags:wxSizerFlags().<br />
 %% 
@@ -506,10 +506,10 @@ prepend(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ItemT,ref=ItemRef}) ->
 	This::wxSizer(), Width::integer(), Height::integer();
       (This, Window, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(),
-	Option :: {proportion, integer()}
-		 | {flag, integer()}
-		 | {border, integer()}
-		 | {userData, wx:wx_object()};
+	Option :: {'proportion', integer()}
+		 | {'flag', integer()}
+		 | {'border', integer()}
+		 | {'userData', wx:wx_object()};
       (This, Window, Flags) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(), Flags::wxSizerFlags:wxSizerFlags().
 
@@ -549,10 +549,10 @@ prepend(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef},#wx_
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizerprepend">external documentation</a>.
 -spec prepend(This, Width, Height, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(), Width::integer(), Height::integer(),
-	Option :: {proportion, integer()}
-		 | {flag, integer()}
-		 | {border, integer()}
-		 | {userData, wx:wx_object()}.
+	Option :: {'proportion', integer()}
+		 | {'flag', integer()}
+		 | {'border', integer()}
+		 | {'userData', wx:wx_object()}.
 prepend(#wx_ref{type=ThisT,ref=ThisRef},Width,Height, Options)
  when is_integer(Width),is_integer(Height),is_list(Options) ->
   ?CLASS(ThisT,wxSizer),
@@ -585,7 +585,7 @@ prependStretchSpacer(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizerprependstretchspacer">external documentation</a>.
 -spec prependStretchSpacer(This, [Option]) -> wxSizerItem:wxSizerItem() when
 	This::wxSizer(),
-	Option :: {prop, integer()}.
+	Option :: {'prop', integer()}.
 prependStretchSpacer(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSizer),
@@ -596,7 +596,7 @@ prependStretchSpacer(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizerrecalcsizes">external documentation</a>.
--spec recalcSizes(This) -> ok when
+-spec recalcSizes(This) -> 'ok' when
 	This::wxSizer().
 recalcSizes(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxSizer),
@@ -646,7 +646,7 @@ replace(#wx_ref{type=ThisT,ref=ThisRef},Index,#wx_ref{type=NewitemT,ref=NewitemR
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizerreplace">external documentation</a>.
 -spec replace(This, Oldwin, Newwin, [Option]) -> boolean() when
 	This::wxSizer(), Oldwin::wxWindow:wxWindow() | wxSizer(), Newwin::wxWindow:wxWindow() | wxSizer(),
-	Option :: {recursive, boolean()}.
+	Option :: {'recursive', boolean()}.
 replace(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=OldwinT,ref=OldwinRef},#wx_ref{type=NewwinT,ref=NewwinRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSizer),
@@ -665,7 +665,7 @@ replace(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=OldwinT,ref=OldwinRef},#wx_
   <<ThisRef:32/?UI,OldwinRef:32/?UI,NewwinRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizersetdimension">external documentation</a>.
--spec setDimension(This, X, Y, Width, Height) -> ok when
+-spec setDimension(This, X, Y, Width, Height) -> 'ok' when
 	This::wxSizer(), X::integer(), Y::integer(), Width::integer(), Height::integer().
 setDimension(#wx_ref{type=ThisT,ref=ThisRef},X,Y,Width,Height)
  when is_integer(X),is_integer(Y),is_integer(Width),is_integer(Height) ->
@@ -674,7 +674,7 @@ setDimension(#wx_ref{type=ThisT,ref=ThisRef},X,Y,Width,Height)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI,Width:32/?UI,Height:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizersetminsize">external documentation</a>.
--spec setMinSize(This, Size) -> ok when
+-spec setMinSize(This, Size) -> 'ok' when
 	This::wxSizer(), Size::{W::integer(), H::integer()}.
 setMinSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -683,7 +683,7 @@ setMinSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
   <<ThisRef:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizersetminsize">external documentation</a>.
--spec setMinSize(This, Width, Height) -> ok when
+-spec setMinSize(This, Width, Height) -> 'ok' when
 	This::wxSizer(), Width::integer(), Height::integer().
 setMinSize(#wx_ref{type=ThisT,ref=ThisRef},Width,Height)
  when is_integer(Width),is_integer(Height) ->
@@ -744,7 +744,7 @@ setItemMinSize(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRe
   <<ThisRef:32/?UI,WindowRef:32/?UI,Width:32/?UI,Height:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizersetsizehints">external documentation</a>.
--spec setSizeHints(This, Window) -> ok when
+-spec setSizeHints(This, Window) -> 'ok' when
 	This::wxSizer(), Window::wxWindow:wxWindow().
 setSizeHints(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}) ->
   ?CLASS(ThisT,wxSizer),
@@ -753,7 +753,7 @@ setSizeHints(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}
   <<ThisRef:32/?UI,WindowRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizer.html#wxsizersetvirtualsizehints">external documentation</a>.
--spec setVirtualSizeHints(This, Window) -> ok when
+-spec setVirtualSizeHints(This, Window) -> 'ok' when
 	This::wxSizer(), Window::wxWindow:wxWindow().
 setVirtualSizeHints(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}) ->
   ?CLASS(ThisT,wxSizer),
@@ -765,14 +765,14 @@ setVirtualSizeHints(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=Win
 %% <br /> Also:<br />
 %% show(This, Window) -> boolean() when<br />
 %% 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer();<br />
-%%       (This, Show) -> ok when<br />
+%%       (This, Show) -> 'ok' when<br />
 %% 	This::wxSizer(), Show::boolean().<br />
 %% 
 -spec show(This, Index) -> boolean() when
 	This::wxSizer(), Index::integer();
       (This, Window) -> boolean() when
 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer();
-      (This, Show) -> ok when
+      (This, Show) -> 'ok' when
 	This::wxSizer(), Show::boolean().
 
 show(This,Index)
@@ -792,16 +792,16 @@ show(#wx_ref{type=ThisT,ref=ThisRef},Show)
 %% <br /> Also:<br />
 %% show(This, Window, [Option]) -> boolean() when<br />
 %% 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(),<br />
-%% 	Option :: {show, boolean()}<br />
-%% 		 | {recursive, boolean()}.<br />
+%% 	Option :: {'show', boolean()}<br />
+%% 		 | {'recursive', boolean()}.<br />
 %% 
 -spec show(This, Index, [Option]) -> boolean() when
 	This::wxSizer(), Index::integer(),
-	Option :: {show, boolean()};
+	Option :: {'show', boolean()};
       (This, Window, [Option]) -> boolean() when
 	This::wxSizer(), Window::wxWindow:wxWindow() | wxSizer(),
-	Option :: {show, boolean()}
-		 | {recursive, boolean()}.
+	Option :: {'show', boolean()}
+		 | {'recursive', boolean()}.
 show(#wx_ref{type=ThisT,ref=ThisRef},Index, Options)
  when is_integer(Index),is_list(Options) ->
   ?CLASS(ThisT,wxSizer),
diff --git a/lib/wx/src/gen/wxSizerFlags.erl b/lib/wx/src/gen/wxSizerFlags.erl
index 08fbaca3af..45573446e5 100644
--- a/lib/wx/src/gen/wxSizerFlags.erl
+++ b/lib/wx/src/gen/wxSizerFlags.erl
@@ -44,7 +44,7 @@ new() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizerflags.html#wxsizerflagswxsizerflags">external documentation</a>.
 -spec new([Option]) -> wxSizerFlags() when
-	Option :: {proportion, integer()}.
+	Option :: {'proportion', integer()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({proportion, Proportion}, Acc) -> [<<1:32/?UI,Proportion:32/?UI>>|Acc];
@@ -73,7 +73,7 @@ border(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizerflags.html#wxsizerflagsborder">external documentation</a>.
 -spec border(This, [Option]) -> wxSizerFlags() when
 	This::wxSizerFlags(),
-	Option :: {direction, integer()}.
+	Option :: {'direction', integer()}.
 border(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSizerFlags),
@@ -142,7 +142,7 @@ right(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxSizerFlags()) -> ok.
+-spec destroy(This::wxSizerFlags()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxSizerFlags),
   wxe_util:destroy(?wxSizerFlags_destroy,Obj),
diff --git a/lib/wx/src/gen/wxSizerItem.erl b/lib/wx/src/gen/wxSizerItem.erl
index 9eebe15cd0..ec21ee85b6 100644
--- a/lib/wx/src/gen/wxSizerItem.erl
+++ b/lib/wx/src/gen/wxSizerItem.erl
@@ -105,7 +105,7 @@ calcMin(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemdeletewindows">external documentation</a>.
--spec deleteWindows(This) -> ok when
+-spec deleteWindows(This) -> 'ok' when
 	This::wxSizerItem().
 deleteWindows(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxSizerItem),
@@ -113,7 +113,7 @@ deleteWindows(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemdetachsizer">external documentation</a>.
--spec detachSizer(This) -> ok when
+-spec detachSizer(This) -> 'ok' when
 	This::wxSizerItem().
 detachSizer(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxSizerItem),
@@ -249,7 +249,7 @@ isWindow(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetborder">external documentation</a>.
--spec setBorder(This, Border) -> ok when
+-spec setBorder(This, Border) -> 'ok' when
 	This::wxSizerItem(), Border::integer().
 setBorder(#wx_ref{type=ThisT,ref=ThisRef},Border)
  when is_integer(Border) ->
@@ -258,7 +258,7 @@ setBorder(#wx_ref{type=ThisT,ref=ThisRef},Border)
   <<ThisRef:32/?UI,Border:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetdimension">external documentation</a>.
--spec setDimension(This, Pos, Size) -> ok when
+-spec setDimension(This, Pos, Size) -> 'ok' when
 	This::wxSizerItem(), Pos::{X::integer(), Y::integer()}, Size::{W::integer(), H::integer()}.
 setDimension(#wx_ref{type=ThisT,ref=ThisRef},{PosX,PosY},{SizeW,SizeH})
  when is_integer(PosX),is_integer(PosY),is_integer(SizeW),is_integer(SizeH) ->
@@ -267,7 +267,7 @@ setDimension(#wx_ref{type=ThisT,ref=ThisRef},{PosX,PosY},{SizeW,SizeH})
   <<ThisRef:32/?UI,PosX:32/?UI,PosY:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetflag">external documentation</a>.
--spec setFlag(This, Flag) -> ok when
+-spec setFlag(This, Flag) -> 'ok' when
 	This::wxSizerItem(), Flag::integer().
 setFlag(#wx_ref{type=ThisT,ref=ThisRef},Flag)
  when is_integer(Flag) ->
@@ -276,7 +276,7 @@ setFlag(#wx_ref{type=ThisT,ref=ThisRef},Flag)
   <<ThisRef:32/?UI,Flag:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetinitsize">external documentation</a>.
--spec setInitSize(This, X, Y) -> ok when
+-spec setInitSize(This, X, Y) -> 'ok' when
 	This::wxSizerItem(), X::integer(), Y::integer().
 setInitSize(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_integer(X),is_integer(Y) ->
@@ -285,7 +285,7 @@ setInitSize(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetminsize">external documentation</a>.
--spec setMinSize(This, Size) -> ok when
+-spec setMinSize(This, Size) -> 'ok' when
 	This::wxSizerItem(), Size::{W::integer(), H::integer()}.
 setMinSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -294,7 +294,7 @@ setMinSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
   <<ThisRef:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetminsize">external documentation</a>.
--spec setMinSize(This, X, Y) -> ok when
+-spec setMinSize(This, X, Y) -> 'ok' when
 	This::wxSizerItem(), X::integer(), Y::integer().
 setMinSize(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_integer(X),is_integer(Y) ->
@@ -303,7 +303,7 @@ setMinSize(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetproportion">external documentation</a>.
--spec setProportion(This, Proportion) -> ok when
+-spec setProportion(This, Proportion) -> 'ok' when
 	This::wxSizerItem(), Proportion::integer().
 setProportion(#wx_ref{type=ThisT,ref=ThisRef},Proportion)
  when is_integer(Proportion) ->
@@ -313,12 +313,12 @@ setProportion(#wx_ref{type=ThisT,ref=ThisRef},Proportion)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetratio">external documentation</a>.
 %% <br /> Also:<br />
-%% setRatio(This, Size) -> ok when<br />
+%% setRatio(This, Size) -> 'ok' when<br />
 %% 	This::wxSizerItem(), Size::{W::integer(), H::integer()}.<br />
 %% 
--spec setRatio(This, Ratio) -> ok when
+-spec setRatio(This, Ratio) -> 'ok' when
 	This::wxSizerItem(), Ratio::number();
-      (This, Size) -> ok when
+      (This, Size) -> 'ok' when
 	This::wxSizerItem(), Size::{W::integer(), H::integer()}.
 setRatio(#wx_ref{type=ThisT,ref=ThisRef},Ratio)
  when is_number(Ratio) ->
@@ -332,7 +332,7 @@ setRatio(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
   <<ThisRef:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetratio">external documentation</a>.
--spec setRatio(This, Width, Height) -> ok when
+-spec setRatio(This, Width, Height) -> 'ok' when
 	This::wxSizerItem(), Width::integer(), Height::integer().
 setRatio(#wx_ref{type=ThisT,ref=ThisRef},Width,Height)
  when is_integer(Width),is_integer(Height) ->
@@ -341,7 +341,7 @@ setRatio(#wx_ref{type=ThisT,ref=ThisRef},Width,Height)
   <<ThisRef:32/?UI,Width:32/?UI,Height:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetsizer">external documentation</a>.
--spec setSizer(This, Sizer) -> ok when
+-spec setSizer(This, Sizer) -> 'ok' when
 	This::wxSizerItem(), Sizer::wxSizer:wxSizer().
 setSizer(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=SizerT,ref=SizerRef}) ->
   ?CLASS(ThisT,wxSizerItem),
@@ -350,7 +350,7 @@ setSizer(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=SizerT,ref=SizerRef}) ->
   <<ThisRef:32/?UI,SizerRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetspacer">external documentation</a>.
--spec setSpacer(This, Size) -> ok when
+-spec setSpacer(This, Size) -> 'ok' when
 	This::wxSizerItem(), Size::{W::integer(), H::integer()}.
 setSpacer(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -359,7 +359,7 @@ setSpacer(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
   <<ThisRef:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetspacer">external documentation</a>.
--spec setSpacer(This, Width, Height) -> ok when
+-spec setSpacer(This, Width, Height) -> 'ok' when
 	This::wxSizerItem(), Width::integer(), Height::integer().
 setSpacer(#wx_ref{type=ThisT,ref=ThisRef},Width,Height)
  when is_integer(Width),is_integer(Height) ->
@@ -368,7 +368,7 @@ setSpacer(#wx_ref{type=ThisT,ref=ThisRef},Width,Height)
   <<ThisRef:32/?UI,Width:32/?UI,Height:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemsetwindow">external documentation</a>.
--spec setWindow(This, Window) -> ok when
+-spec setWindow(This, Window) -> 'ok' when
 	This::wxSizerItem(), Window::wxWindow:wxWindow().
 setWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}) ->
   ?CLASS(ThisT,wxSizerItem),
@@ -377,7 +377,7 @@ setWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}) -
   <<ThisRef:32/?UI,WindowRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsizeritem.html#wxsizeritemshow">external documentation</a>.
--spec show(This, Show) -> ok when
+-spec show(This, Show) -> 'ok' when
 	This::wxSizerItem(), Show::boolean().
 show(#wx_ref{type=ThisT,ref=ThisRef},Show)
  when is_boolean(Show) ->
@@ -386,7 +386,7 @@ show(#wx_ref{type=ThisT,ref=ThisRef},Show)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Show)):32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxSizerItem()) -> ok.
+-spec destroy(This::wxSizerItem()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxSizerItem),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxSlider.erl b/lib/wx/src/gen/wxSlider.erl
index 02103aed01..a215b3c1d5 100644
--- a/lib/wx/src/gen/wxSlider.erl
+++ b/lib/wx/src/gen/wxSlider.erl
@@ -98,10 +98,10 @@ new(Parent,Id,Value,MinValue,MaxValue)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxslider.html#wxsliderwxslider">external documentation</a>.
 -spec new(Parent, Id, Value, MinValue, MaxValue, [Option]) -> wxSlider() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Value::integer(), MinValue::integer(), MaxValue::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Value,MinValue,MaxValue, Options)
  when is_integer(Id),is_integer(Value),is_integer(MinValue),is_integer(MaxValue),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -125,10 +125,10 @@ create(This,Parent,Id,Value,MinValue,MaxValue)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxslider.html#wxslidercreate">external documentation</a>.
 -spec create(This, Parent, Id, Value, MinValue, MaxValue, [Option]) -> boolean() when
 	This::wxSlider(), Parent::wxWindow:wxWindow(), Id::integer(), Value::integer(), MinValue::integer(), MaxValue::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Value,MinValue,MaxValue, Options)
  when is_integer(Id),is_integer(Value),is_integer(MinValue),is_integer(MaxValue),is_list(Options) ->
   ?CLASS(ThisT,wxSlider),
@@ -191,7 +191,7 @@ getValue(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxslider.html#wxslidersetlinesize">external documentation</a>.
--spec setLineSize(This, LineSize) -> ok when
+-spec setLineSize(This, LineSize) -> 'ok' when
 	This::wxSlider(), LineSize::integer().
 setLineSize(#wx_ref{type=ThisT,ref=ThisRef},LineSize)
  when is_integer(LineSize) ->
@@ -200,7 +200,7 @@ setLineSize(#wx_ref{type=ThisT,ref=ThisRef},LineSize)
   <<ThisRef:32/?UI,LineSize:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxslider.html#wxslidersetpagesize">external documentation</a>.
--spec setPageSize(This, PageSize) -> ok when
+-spec setPageSize(This, PageSize) -> 'ok' when
 	This::wxSlider(), PageSize::integer().
 setPageSize(#wx_ref{type=ThisT,ref=ThisRef},PageSize)
  when is_integer(PageSize) ->
@@ -209,7 +209,7 @@ setPageSize(#wx_ref{type=ThisT,ref=ThisRef},PageSize)
   <<ThisRef:32/?UI,PageSize:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxslider.html#wxslidersetrange">external documentation</a>.
--spec setRange(This, MinValue, MaxValue) -> ok when
+-spec setRange(This, MinValue, MaxValue) -> 'ok' when
 	This::wxSlider(), MinValue::integer(), MaxValue::integer().
 setRange(#wx_ref{type=ThisT,ref=ThisRef},MinValue,MaxValue)
  when is_integer(MinValue),is_integer(MaxValue) ->
@@ -218,7 +218,7 @@ setRange(#wx_ref{type=ThisT,ref=ThisRef},MinValue,MaxValue)
   <<ThisRef:32/?UI,MinValue:32/?UI,MaxValue:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxslider.html#wxslidersetthumblength">external documentation</a>.
--spec setThumbLength(This, LenPixels) -> ok when
+-spec setThumbLength(This, LenPixels) -> 'ok' when
 	This::wxSlider(), LenPixels::integer().
 setThumbLength(#wx_ref{type=ThisT,ref=ThisRef},LenPixels)
  when is_integer(LenPixels) ->
@@ -227,7 +227,7 @@ setThumbLength(#wx_ref{type=ThisT,ref=ThisRef},LenPixels)
   <<ThisRef:32/?UI,LenPixels:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxslider.html#wxslidersetvalue">external documentation</a>.
--spec setValue(This, Value) -> ok when
+-spec setValue(This, Value) -> 'ok' when
 	This::wxSlider(), Value::integer().
 setValue(#wx_ref{type=ThisT,ref=ThisRef},Value)
  when is_integer(Value) ->
@@ -236,7 +236,7 @@ setValue(#wx_ref{type=ThisT,ref=ThisRef},Value)
   <<ThisRef:32/?UI,Value:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxSlider()) -> ok.
+-spec destroy(This::wxSlider()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxSlider),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxSpinButton.erl b/lib/wx/src/gen/wxSpinButton.erl
index 82b48f87da..1c8d674d05 100644
--- a/lib/wx/src/gen/wxSpinButton.erl
+++ b/lib/wx/src/gen/wxSpinButton.erl
@@ -97,10 +97,10 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxspinbutton.html#wxspinbuttonwxspinbutton">external documentation</a>.
 -spec new(Parent, [Option]) -> wxSpinButton() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -124,10 +124,10 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxspinbutton.html#wxspinbuttoncreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxSpinButton(), Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSpinButton),
@@ -166,7 +166,7 @@ getValue(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxspinbutton.html#wxspinbuttonsetrange">external documentation</a>.
--spec setRange(This, MinVal, MaxVal) -> ok when
+-spec setRange(This, MinVal, MaxVal) -> 'ok' when
 	This::wxSpinButton(), MinVal::integer(), MaxVal::integer().
 setRange(#wx_ref{type=ThisT,ref=ThisRef},MinVal,MaxVal)
  when is_integer(MinVal),is_integer(MaxVal) ->
@@ -175,7 +175,7 @@ setRange(#wx_ref{type=ThisT,ref=ThisRef},MinVal,MaxVal)
   <<ThisRef:32/?UI,MinVal:32/?UI,MaxVal:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxspinbutton.html#wxspinbuttonsetvalue">external documentation</a>.
--spec setValue(This, Value) -> ok when
+-spec setValue(This, Value) -> 'ok' when
 	This::wxSpinButton(), Value::integer().
 setValue(#wx_ref{type=ThisT,ref=ThisRef},Value)
  when is_integer(Value) ->
@@ -184,7 +184,7 @@ setValue(#wx_ref{type=ThisT,ref=ThisRef},Value)
   <<ThisRef:32/?UI,Value:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxSpinButton()) -> ok.
+-spec destroy(This::wxSpinButton()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxSpinButton),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxSpinCtrl.erl b/lib/wx/src/gen/wxSpinCtrl.erl
index 89fa971543..f8a46dd146 100644
--- a/lib/wx/src/gen/wxSpinCtrl.erl
+++ b/lib/wx/src/gen/wxSpinCtrl.erl
@@ -97,14 +97,14 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxspinctrl.html#wxspinctrlwxspinctrl">external documentation</a>.
 -spec new(Parent, [Option]) -> wxSpinCtrl() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {value, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {min, integer()}
-		 | {max, integer()}
-		 | {initial, integer()}.
+	Option :: {'id', integer()}
+		 | {'value', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'min', integer()}
+		 | {'max', integer()}
+		 | {'initial', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -132,14 +132,14 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxspinctrl.html#wxspinctrlcreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxSpinCtrl(), Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {value, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {min, integer()}
-		 | {max, integer()}
-		 | {initial, integer()}.
+	Option :: {'id', integer()}
+		 | {'value', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'min', integer()}
+		 | {'max', integer()}
+		 | {'initial', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSpinCtrl),
@@ -159,12 +159,12 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Opti
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxspinctrl.html#wxspinctrlsetvalue">external documentation</a>.
 %% <br /> Also:<br />
-%% setValue(This, Text) -> ok when<br />
+%% setValue(This, Text) -> 'ok' when<br />
 %% 	This::wxSpinCtrl(), Text::unicode:chardata().<br />
 %% 
--spec setValue(This, Value) -> ok when
+-spec setValue(This, Value) -> 'ok' when
 	This::wxSpinCtrl(), Value::integer();
-      (This, Text) -> ok when
+      (This, Text) -> 'ok' when
 	This::wxSpinCtrl(), Text::unicode:chardata().
 setValue(#wx_ref{type=ThisT,ref=ThisRef},Value)
  when is_integer(Value) ->
@@ -187,7 +187,7 @@ getValue(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxspinctrl.html#wxspinctrlsetrange">external documentation</a>.
--spec setRange(This, MinVal, MaxVal) -> ok when
+-spec setRange(This, MinVal, MaxVal) -> 'ok' when
 	This::wxSpinCtrl(), MinVal::integer(), MaxVal::integer().
 setRange(#wx_ref{type=ThisT,ref=ThisRef},MinVal,MaxVal)
  when is_integer(MinVal),is_integer(MaxVal) ->
@@ -196,7 +196,7 @@ setRange(#wx_ref{type=ThisT,ref=ThisRef},MinVal,MaxVal)
   <<ThisRef:32/?UI,MinVal:32/?UI,MaxVal:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxspinctrl.html#wxspinctrlsetselection">external documentation</a>.
--spec setSelection(This, From, To) -> ok when
+-spec setSelection(This, From, To) -> 'ok' when
 	This::wxSpinCtrl(), From::integer(), To::integer().
 setSelection(#wx_ref{type=ThisT,ref=ThisRef},From,To)
  when is_integer(From),is_integer(To) ->
@@ -221,7 +221,7 @@ getMax(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxSpinCtrl()) -> ok.
+-spec destroy(This::wxSpinCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxSpinCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxSpinEvent.erl b/lib/wx/src/gen/wxSpinEvent.erl
index da3111e5f5..1c99927de7 100644
--- a/lib/wx/src/gen/wxSpinEvent.erl
+++ b/lib/wx/src/gen/wxSpinEvent.erl
@@ -59,7 +59,7 @@ getPosition(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxspinevent.html#wxspineventsetposition">external documentation</a>.
--spec setPosition(This, Pos) -> ok when
+-spec setPosition(This, Pos) -> 'ok' when
 	This::wxSpinEvent(), Pos::integer().
 setPosition(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
diff --git a/lib/wx/src/gen/wxSplashScreen.erl b/lib/wx/src/gen/wxSplashScreen.erl
index fad8cfcd8e..3b53e670c1 100644
--- a/lib/wx/src/gen/wxSplashScreen.erl
+++ b/lib/wx/src/gen/wxSplashScreen.erl
@@ -107,9 +107,9 @@ new(Bitmap,SplashStyle,Milliseconds,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplashscreen.html#wxsplashscreenwxsplashscreen">external documentation</a>.
 -spec new(Bitmap, SplashStyle, Milliseconds, Parent, Id, [Option]) -> wxSplashScreen() when
 	Bitmap::wxBitmap:wxBitmap(), SplashStyle::integer(), Milliseconds::integer(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=BitmapT,ref=BitmapRef},SplashStyle,Milliseconds,#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(SplashStyle),is_integer(Milliseconds),is_integer(Id),is_list(Options) ->
   ?CLASS(BitmapT,wxBitmap),
@@ -139,7 +139,7 @@ getTimeout(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxSplashScreen()) -> ok.
+-spec destroy(This::wxSplashScreen()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxSplashScreen),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxSplitterEvent.erl b/lib/wx/src/gen/wxSplitterEvent.erl
index 3daef5cdc1..87b70b5955 100644
--- a/lib/wx/src/gen/wxSplitterEvent.erl
+++ b/lib/wx/src/gen/wxSplitterEvent.erl
@@ -83,7 +83,7 @@ getWindowBeingRemoved(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterevent.html#wxsplittereventsetsashposition">external documentation</a>.
--spec setSashPosition(This, Pos) -> ok when
+-spec setSashPosition(This, Pos) -> 'ok' when
 	This::wxSplitterEvent(), Pos::integer().
 setSashPosition(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
diff --git a/lib/wx/src/gen/wxSplitterWindow.erl b/lib/wx/src/gen/wxSplitterWindow.erl
index 7db8dc60c4..f311d5011f 100644
--- a/lib/wx/src/gen/wxSplitterWindow.erl
+++ b/lib/wx/src/gen/wxSplitterWindow.erl
@@ -99,10 +99,10 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowwxsplitterwindow">external documentation</a>.
 -spec new(Parent, [Option]) -> wxSplitterWindow() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -126,10 +126,10 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowcreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxSplitterWindow(), Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSplitterWindow),
@@ -193,7 +193,7 @@ getWindow2(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowinitialize">external documentation</a>.
--spec initialize(This, Window) -> ok when
+-spec initialize(This, Window) -> 'ok' when
 	This::wxSplitterWindow(), Window::wxWindow:wxWindow().
 initialize(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WindowT,ref=WindowRef}) ->
   ?CLASS(ThisT,wxSplitterWindow),
@@ -220,7 +220,7 @@ replaceWindow(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WinOldT,ref=WinOldRef
   <<ThisRef:32/?UI,WinOldRef:32/?UI,WinNewRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowsetsashgravity">external documentation</a>.
--spec setSashGravity(This, Gravity) -> ok when
+-spec setSashGravity(This, Gravity) -> 'ok' when
 	This::wxSplitterWindow(), Gravity::number().
 setSashGravity(#wx_ref{type=ThisT,ref=ThisRef},Gravity)
  when is_number(Gravity) ->
@@ -229,7 +229,7 @@ setSashGravity(#wx_ref{type=ThisT,ref=ThisRef},Gravity)
   <<ThisRef:32/?UI,0:32,Gravity:64/?F>>).
 
 %% @equiv setSashPosition(This,Position, [])
--spec setSashPosition(This, Position) -> ok when
+-spec setSashPosition(This, Position) -> 'ok' when
 	This::wxSplitterWindow(), Position::integer().
 
 setSashPosition(This,Position)
@@ -237,9 +237,9 @@ setSashPosition(This,Position)
   setSashPosition(This,Position, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowsetsashposition">external documentation</a>.
--spec setSashPosition(This, Position, [Option]) -> ok when
+-spec setSashPosition(This, Position, [Option]) -> 'ok' when
 	This::wxSplitterWindow(), Position::integer(),
-	Option :: {redraw, boolean()}.
+	Option :: {'redraw', boolean()}.
 setSashPosition(#wx_ref{type=ThisT,ref=ThisRef},Position, Options)
  when is_integer(Position),is_list(Options) ->
   ?CLASS(ThisT,wxSplitterWindow),
@@ -250,7 +250,7 @@ setSashPosition(#wx_ref{type=ThisT,ref=ThisRef},Position, Options)
   <<ThisRef:32/?UI,Position:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowsetsashsize">external documentation</a>.
--spec setSashSize(This, Width) -> ok when
+-spec setSashSize(This, Width) -> 'ok' when
 	This::wxSplitterWindow(), Width::integer().
 setSashSize(#wx_ref{type=ThisT,ref=ThisRef},Width)
  when is_integer(Width) ->
@@ -259,7 +259,7 @@ setSashSize(#wx_ref{type=ThisT,ref=ThisRef},Width)
   <<ThisRef:32/?UI,Width:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowsetminimumpanesize">external documentation</a>.
--spec setMinimumPaneSize(This, Min) -> ok when
+-spec setMinimumPaneSize(This, Min) -> 'ok' when
 	This::wxSplitterWindow(), Min::integer().
 setMinimumPaneSize(#wx_ref{type=ThisT,ref=ThisRef},Min)
  when is_integer(Min) ->
@@ -268,7 +268,7 @@ setMinimumPaneSize(#wx_ref{type=ThisT,ref=ThisRef},Min)
   <<ThisRef:32/?UI,Min:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowsetsplitmode">external documentation</a>.
--spec setSplitMode(This, Mode) -> ok when
+-spec setSplitMode(This, Mode) -> 'ok' when
 	This::wxSplitterWindow(), Mode::integer().
 setSplitMode(#wx_ref{type=ThisT,ref=ThisRef},Mode)
  when is_integer(Mode) ->
@@ -287,7 +287,7 @@ splitHorizontally(This,Window1,Window2)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowsplithorizontally">external documentation</a>.
 -spec splitHorizontally(This, Window1, Window2, [Option]) -> boolean() when
 	This::wxSplitterWindow(), Window1::wxWindow:wxWindow(), Window2::wxWindow:wxWindow(),
-	Option :: {sashPosition, integer()}.
+	Option :: {'sashPosition', integer()}.
 splitHorizontally(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=Window1T,ref=Window1Ref},#wx_ref{type=Window2T,ref=Window2Ref}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSplitterWindow),
@@ -310,7 +310,7 @@ splitVertically(This,Window1,Window2)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowsplitvertically">external documentation</a>.
 -spec splitVertically(This, Window1, Window2, [Option]) -> boolean() when
 	This::wxSplitterWindow(), Window1::wxWindow:wxWindow(), Window2::wxWindow:wxWindow(),
-	Option :: {sashPosition, integer()}.
+	Option :: {'sashPosition', integer()}.
 splitVertically(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=Window1T,ref=Window1Ref},#wx_ref{type=Window2T,ref=Window2Ref}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSplitterWindow),
@@ -333,7 +333,7 @@ unsplit(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowunsplit">external documentation</a>.
 -spec unsplit(This, [Option]) -> boolean() when
 	This::wxSplitterWindow(),
-	Option :: {toRemove, wxWindow:wxWindow()}.
+	Option :: {'toRemove', wxWindow:wxWindow()}.
 unsplit(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxSplitterWindow),
@@ -344,7 +344,7 @@ unsplit(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsplitterwindow.html#wxsplitterwindowupdatesize">external documentation</a>.
--spec updateSize(This) -> ok when
+-spec updateSize(This) -> 'ok' when
 	This::wxSplitterWindow().
 updateSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxSplitterWindow),
@@ -352,7 +352,7 @@ updateSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxSplitterWindow()) -> ok.
+-spec destroy(This::wxSplitterWindow()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxSplitterWindow),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxStaticBitmap.erl b/lib/wx/src/gen/wxStaticBitmap.erl
index 4da50262b9..3ef1499a28 100644
--- a/lib/wx/src/gen/wxStaticBitmap.erl
+++ b/lib/wx/src/gen/wxStaticBitmap.erl
@@ -96,9 +96,9 @@ new(Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstaticbitmap.html#wxstaticbitmapwxstaticbitmap">external documentation</a>.
 -spec new(Parent, Id, Label, [Option]) -> wxStaticBitmap() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Label::wxBitmap:wxBitmap(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,#wx_ref{type=LabelT,ref=LabelRef}, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -122,9 +122,9 @@ create(This,Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstaticbitmap.html#wxstaticbitmapcreate">external documentation</a>.
 -spec create(This, Parent, Id, Label, [Option]) -> boolean() when
 	This::wxStaticBitmap(), Parent::wxWindow:wxWindow(), Id::integer(), Label::wxBitmap:wxBitmap(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,#wx_ref{type=LabelT,ref=LabelRef}, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxStaticBitmap),
@@ -147,7 +147,7 @@ getBitmap(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstaticbitmap.html#wxstaticbitmapsetbitmap">external documentation</a>.
--spec setBitmap(This, Bitmap) -> ok when
+-spec setBitmap(This, Bitmap) -> 'ok' when
 	This::wxStaticBitmap(), Bitmap::wxBitmap:wxBitmap().
 setBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BitmapT,ref=BitmapRef}) ->
   ?CLASS(ThisT,wxStaticBitmap),
@@ -156,7 +156,7 @@ setBitmap(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BitmapT,ref=BitmapRef}) -
   <<ThisRef:32/?UI,BitmapRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxStaticBitmap()) -> ok.
+-spec destroy(This::wxStaticBitmap()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxStaticBitmap),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxStaticBox.erl b/lib/wx/src/gen/wxStaticBox.erl
index 04584f23b2..46cca3b6f3 100644
--- a/lib/wx/src/gen/wxStaticBox.erl
+++ b/lib/wx/src/gen/wxStaticBox.erl
@@ -96,9 +96,9 @@ new(Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstaticbox.html#wxstaticboxwxstaticbox">external documentation</a>.
 -spec new(Parent, Id, Label, [Option]) -> wxStaticBox() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Label::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Label, Options)
  when is_integer(Id),is_list(Label),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -122,9 +122,9 @@ create(This,Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstaticbox.html#wxstaticboxcreate">external documentation</a>.
 -spec create(This, Parent, Id, Label, [Option]) -> boolean() when
 	This::wxStaticBox(), Parent::wxWindow:wxWindow(), Id::integer(), Label::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Label, Options)
  when is_integer(Id),is_list(Label),is_list(Options) ->
   ?CLASS(ThisT,wxStaticBox),
@@ -139,7 +139,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,La
   <<ThisRef:32/?UI,ParentRef:32/?UI,Id:32/?UI,(byte_size(Label_UC)):32/?UI,(Label_UC)/binary, 0:(((8- ((0+byte_size(Label_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxStaticBox()) -> ok.
+-spec destroy(This::wxStaticBox()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxStaticBox),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxStaticBoxSizer.erl b/lib/wx/src/gen/wxStaticBoxSizer.erl
index 76dde099b6..2c69cb86b0 100644
--- a/lib/wx/src/gen/wxStaticBoxSizer.erl
+++ b/lib/wx/src/gen/wxStaticBoxSizer.erl
@@ -71,7 +71,7 @@ new(#wx_ref{type=BoxT,ref=BoxRef},Orient)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstaticboxsizer.html#wxstaticboxsizerwxstaticboxsizer">external documentation</a>.
 -spec new(Orient, Win, [Option]) -> wxStaticBoxSizer() when
 	Orient::integer(), Win::wxWindow:wxWindow(),
-	Option :: {label, unicode:chardata()}.
+	Option :: {'label', unicode:chardata()}.
 new(Orient,#wx_ref{type=WinT,ref=WinRef}, Options)
  when is_integer(Orient),is_list(Options) ->
   ?CLASS(WinT,wxWindow),
@@ -90,7 +90,7 @@ getStaticBox(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxStaticBoxSizer()) -> ok.
+-spec destroy(This::wxStaticBoxSizer()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxStaticBoxSizer),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxStaticLine.erl b/lib/wx/src/gen/wxStaticLine.erl
index 6d23c5ac3d..94dd339cfc 100644
--- a/lib/wx/src/gen/wxStaticLine.erl
+++ b/lib/wx/src/gen/wxStaticLine.erl
@@ -97,10 +97,10 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstaticline.html#wxstaticlinewxstaticline">external documentation</a>.
 -spec new(Parent, [Option]) -> wxStaticLine() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -124,10 +124,10 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstaticline.html#wxstaticlinecreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxStaticLine(), Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxStaticLine),
@@ -156,7 +156,7 @@ getDefaultSize() ->
   <<>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxStaticLine()) -> ok.
+-spec destroy(This::wxStaticLine()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxStaticLine),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxStaticText.erl b/lib/wx/src/gen/wxStaticText.erl
index 635f29a1e8..37d0219bc6 100644
--- a/lib/wx/src/gen/wxStaticText.erl
+++ b/lib/wx/src/gen/wxStaticText.erl
@@ -96,9 +96,9 @@ new(Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatictext.html#wxstatictextwxstatictext">external documentation</a>.
 -spec new(Parent, Id, Label, [Option]) -> wxStaticText() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Label::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Label, Options)
  when is_integer(Id),is_list(Label),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -122,9 +122,9 @@ create(This,Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatictext.html#wxstatictextcreate">external documentation</a>.
 -spec create(This, Parent, Id, Label, [Option]) -> boolean() when
 	This::wxStaticText(), Parent::wxWindow:wxWindow(), Id::integer(), Label::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Label, Options)
  when is_integer(Id),is_list(Label),is_list(Options) ->
   ?CLASS(ThisT,wxStaticText),
@@ -147,7 +147,7 @@ getLabel(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatictext.html#wxstatictextsetlabel">external documentation</a>.
--spec setLabel(This, Label) -> ok when
+-spec setLabel(This, Label) -> 'ok' when
 	This::wxStaticText(), Label::unicode:chardata().
 setLabel(#wx_ref{type=ThisT,ref=ThisRef},Label)
  when is_list(Label) ->
@@ -157,7 +157,7 @@ setLabel(#wx_ref{type=ThisT,ref=ThisRef},Label)
   <<ThisRef:32/?UI,(byte_size(Label_UC)):32/?UI,(Label_UC)/binary, 0:(((8- ((0+byte_size(Label_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatictext.html#wxstatictextwrap">external documentation</a>.
--spec wrap(This, Width) -> ok when
+-spec wrap(This, Width) -> 'ok' when
 	This::wxStaticText(), Width::integer().
 wrap(#wx_ref{type=ThisT,ref=ThisRef},Width)
  when is_integer(Width) ->
@@ -166,7 +166,7 @@ wrap(#wx_ref{type=ThisT,ref=ThisRef},Width)
   <<ThisRef:32/?UI,Width:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxStaticText()) -> ok.
+-spec destroy(This::wxStaticText()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxStaticText),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxStatusBar.erl b/lib/wx/src/gen/wxStatusBar.erl
index 2cd0d4a43e..d0ce65273b 100644
--- a/lib/wx/src/gen/wxStatusBar.erl
+++ b/lib/wx/src/gen/wxStatusBar.erl
@@ -97,8 +97,8 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatusbar.html#wxstatusbarwxstatusbar">external documentation</a>.
 -spec new(Parent, [Option]) -> wxStatusBar() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {winid, integer()}
-		 | {style, integer()}.
+	Option :: {'winid', integer()}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -120,8 +120,8 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatusbar.html#wxstatusbarcreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxStatusBar(), Parent::wxWindow:wxWindow(),
-	Option :: {winid, integer()}
-		 | {style, integer()}.
+	Option :: {'winid', integer()}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxStatusBar),
@@ -162,7 +162,7 @@ getStatusText(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatusbar.html#wxstatusbargetstatustext">external documentation</a>.
 -spec getStatusText(This, [Option]) -> unicode:charlist() when
 	This::wxStatusBar(),
-	Option :: {number, integer()}.
+	Option :: {'number', integer()}.
 getStatusText(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxStatusBar),
@@ -173,7 +173,7 @@ getStatusText(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv popStatusText(This, [])
--spec popStatusText(This) -> ok when
+-spec popStatusText(This) -> 'ok' when
 	This::wxStatusBar().
 
 popStatusText(This)
@@ -181,9 +181,9 @@ popStatusText(This)
   popStatusText(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatusbar.html#wxstatusbarpopstatustext">external documentation</a>.
--spec popStatusText(This, [Option]) -> ok when
+-spec popStatusText(This, [Option]) -> 'ok' when
 	This::wxStatusBar(),
-	Option :: {number, integer()}.
+	Option :: {'number', integer()}.
 popStatusText(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxStatusBar),
@@ -194,7 +194,7 @@ popStatusText(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv pushStatusText(This,Text, [])
--spec pushStatusText(This, Text) -> ok when
+-spec pushStatusText(This, Text) -> 'ok' when
 	This::wxStatusBar(), Text::unicode:chardata().
 
 pushStatusText(This,Text)
@@ -202,9 +202,9 @@ pushStatusText(This,Text)
   pushStatusText(This,Text, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatusbar.html#wxstatusbarpushstatustext">external documentation</a>.
--spec pushStatusText(This, Text, [Option]) -> ok when
+-spec pushStatusText(This, Text, [Option]) -> 'ok' when
 	This::wxStatusBar(), Text::unicode:chardata(),
-	Option :: {number, integer()}.
+	Option :: {'number', integer()}.
 pushStatusText(#wx_ref{type=ThisT,ref=ThisRef},Text, Options)
  when is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxStatusBar),
@@ -216,7 +216,7 @@ pushStatusText(#wx_ref{type=ThisT,ref=ThisRef},Text, Options)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @equiv setFieldsCount(This,Number, [])
--spec setFieldsCount(This, Number) -> ok when
+-spec setFieldsCount(This, Number) -> 'ok' when
 	This::wxStatusBar(), Number::integer().
 
 setFieldsCount(This,Number)
@@ -224,9 +224,9 @@ setFieldsCount(This,Number)
   setFieldsCount(This,Number, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatusbar.html#wxstatusbarsetfieldscount">external documentation</a>.
--spec setFieldsCount(This, Number, [Option]) -> ok when
+-spec setFieldsCount(This, Number, [Option]) -> 'ok' when
 	This::wxStatusBar(), Number::integer(),
-	Option :: {widths, [integer()]}.
+	Option :: {'widths', [integer()]}.
 setFieldsCount(#wx_ref{type=ThisT,ref=ThisRef},Number, Options)
  when is_integer(Number),is_list(Options) ->
   ?CLASS(ThisT,wxStatusBar),
@@ -238,7 +238,7 @@ setFieldsCount(#wx_ref{type=ThisT,ref=ThisRef},Number, Options)
   <<ThisRef:32/?UI,Number:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatusbar.html#wxstatusbarsetminheight">external documentation</a>.
--spec setMinHeight(This, Height) -> ok when
+-spec setMinHeight(This, Height) -> 'ok' when
 	This::wxStatusBar(), Height::integer().
 setMinHeight(#wx_ref{type=ThisT,ref=ThisRef},Height)
  when is_integer(Height) ->
@@ -247,7 +247,7 @@ setMinHeight(#wx_ref{type=ThisT,ref=ThisRef},Height)
   <<ThisRef:32/?UI,Height:32/?UI>>).
 
 %% @equiv setStatusText(This,Text, [])
--spec setStatusText(This, Text) -> ok when
+-spec setStatusText(This, Text) -> 'ok' when
 	This::wxStatusBar(), Text::unicode:chardata().
 
 setStatusText(This,Text)
@@ -255,9 +255,9 @@ setStatusText(This,Text)
   setStatusText(This,Text, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatusbar.html#wxstatusbarsetstatustext">external documentation</a>.
--spec setStatusText(This, Text, [Option]) -> ok when
+-spec setStatusText(This, Text, [Option]) -> 'ok' when
 	This::wxStatusBar(), Text::unicode:chardata(),
-	Option :: {number, integer()}.
+	Option :: {'number', integer()}.
 setStatusText(#wx_ref{type=ThisT,ref=ThisRef},Text, Options)
  when is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxStatusBar),
@@ -269,7 +269,7 @@ setStatusText(#wx_ref{type=ThisT,ref=ThisRef},Text, Options)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatusbar.html#wxstatusbarsetstatuswidths">external documentation</a>.
--spec setStatusWidths(This, Widths_field) -> ok when
+-spec setStatusWidths(This, Widths_field) -> 'ok' when
 	This::wxStatusBar(), Widths_field::[integer()].
 setStatusWidths(#wx_ref{type=ThisT,ref=ThisRef},Widths_field)
  when is_list(Widths_field) ->
@@ -279,7 +279,7 @@ setStatusWidths(#wx_ref{type=ThisT,ref=ThisRef},Widths_field)
         (<< <<C:32/?I>> || C <- Widths_field>>)/binary, 0:(((0+length(Widths_field)) rem 2)*32)>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstatusbar.html#wxstatusbarsetstatusstyles">external documentation</a>.
--spec setStatusStyles(This, Styles) -> ok when
+-spec setStatusStyles(This, Styles) -> 'ok' when
 	This::wxStatusBar(), Styles::[integer()].
 setStatusStyles(#wx_ref{type=ThisT,ref=ThisRef},Styles)
  when is_list(Styles) ->
@@ -289,7 +289,7 @@ setStatusStyles(#wx_ref{type=ThisT,ref=ThisRef},Styles)
         (<< <<C:32/?I>> || C <- Styles>>)/binary, 0:(((0+length(Styles)) rem 2)*32)>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxStatusBar()) -> ok.
+-spec destroy(This::wxStatusBar()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxStatusBar),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxStdDialogButtonSizer.erl b/lib/wx/src/gen/wxStdDialogButtonSizer.erl
index 97beee6f14..70e8981def 100644
--- a/lib/wx/src/gen/wxStdDialogButtonSizer.erl
+++ b/lib/wx/src/gen/wxStdDialogButtonSizer.erl
@@ -57,7 +57,7 @@ new() ->
   <<>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstddialogbuttonsizer.html#wxstddialogbuttonsizeraddbutton">external documentation</a>.
--spec addButton(This, Button) -> ok when
+-spec addButton(This, Button) -> 'ok' when
 	This::wxStdDialogButtonSizer(), Button::wxButton:wxButton().
 addButton(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ButtonT,ref=ButtonRef}) ->
   ?CLASS(ThisT,wxStdDialogButtonSizer),
@@ -66,7 +66,7 @@ addButton(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ButtonT,ref=ButtonRef}) -
   <<ThisRef:32/?UI,ButtonRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstddialogbuttonsizer.html#wxstddialogbuttonsizerrealize">external documentation</a>.
--spec realize(This) -> ok when
+-spec realize(This) -> 'ok' when
 	This::wxStdDialogButtonSizer().
 realize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStdDialogButtonSizer),
@@ -74,7 +74,7 @@ realize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstddialogbuttonsizer.html#wxstddialogbuttonsizersetaffirmativebutton">external documentation</a>.
--spec setAffirmativeButton(This, Button) -> ok when
+-spec setAffirmativeButton(This, Button) -> 'ok' when
 	This::wxStdDialogButtonSizer(), Button::wxButton:wxButton().
 setAffirmativeButton(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ButtonT,ref=ButtonRef}) ->
   ?CLASS(ThisT,wxStdDialogButtonSizer),
@@ -83,7 +83,7 @@ setAffirmativeButton(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ButtonT,ref=Bu
   <<ThisRef:32/?UI,ButtonRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstddialogbuttonsizer.html#wxstddialogbuttonsizersetcancelbutton">external documentation</a>.
--spec setCancelButton(This, Button) -> ok when
+-spec setCancelButton(This, Button) -> 'ok' when
 	This::wxStdDialogButtonSizer(), Button::wxButton:wxButton().
 setCancelButton(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ButtonT,ref=ButtonRef}) ->
   ?CLASS(ThisT,wxStdDialogButtonSizer),
@@ -92,7 +92,7 @@ setCancelButton(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ButtonT,ref=ButtonR
   <<ThisRef:32/?UI,ButtonRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstddialogbuttonsizer.html#wxstddialogbuttonsizersetnegativebutton">external documentation</a>.
--spec setNegativeButton(This, Button) -> ok when
+-spec setNegativeButton(This, Button) -> 'ok' when
 	This::wxStdDialogButtonSizer(), Button::wxButton:wxButton().
 setNegativeButton(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ButtonT,ref=ButtonRef}) ->
   ?CLASS(ThisT,wxStdDialogButtonSizer),
@@ -101,7 +101,7 @@ setNegativeButton(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ButtonT,ref=Butto
   <<ThisRef:32/?UI,ButtonRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxStdDialogButtonSizer()) -> ok.
+-spec destroy(This::wxStdDialogButtonSizer()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxStdDialogButtonSizer),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxStyledTextCtrl.erl b/lib/wx/src/gen/wxStyledTextCtrl.erl
index 8e629db9ff..15ef728659 100644
--- a/lib/wx/src/gen/wxStyledTextCtrl.erl
+++ b/lib/wx/src/gen/wxStyledTextCtrl.erl
@@ -197,10 +197,10 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwxstyledtextctrl">external documentation</a>.
 -spec new(Parent, [Option]) -> wxStyledTextCtrl() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -224,10 +224,10 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxStyledTextCtrl(), Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -242,7 +242,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Opti
   <<ThisRef:32/?UI,ParentRef:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrladdtext">external documentation</a>.
--spec addText(This, Text) -> ok when
+-spec addText(This, Text) -> 'ok' when
 	This::wxStyledTextCtrl(), Text::unicode:chardata().
 addText(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -252,7 +252,7 @@ addText(#wx_ref{type=ThisT,ref=ThisRef},Text)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrladdstyledtext">external documentation</a>.
--spec addStyledText(This, Data) -> ok when
+-spec addStyledText(This, Data) -> 'ok' when
 	This::wxStyledTextCtrl(), Data::wx:wx_object().
 addStyledText(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DataT,ref=DataRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -261,7 +261,7 @@ addStyledText(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DataT,ref=DataRef}) -
   <<ThisRef:32/?UI,DataRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlinserttext">external documentation</a>.
--spec insertText(This, Pos, Text) -> ok when
+-spec insertText(This, Pos, Text) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos::integer(), Text::unicode:chardata().
 insertText(#wx_ref{type=ThisT,ref=ThisRef},Pos,Text)
  when is_integer(Pos),is_list(Text) ->
@@ -271,7 +271,7 @@ insertText(#wx_ref{type=ThisT,ref=ThisRef},Pos,Text)
   <<ThisRef:32/?UI,Pos:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((4+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlclearall">external documentation</a>.
--spec clearAll(This) -> ok when
+-spec clearAll(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 clearAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -279,7 +279,7 @@ clearAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcleardocumentstyle">external documentation</a>.
--spec clearDocumentStyle(This) -> ok when
+-spec clearDocumentStyle(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 clearDocumentStyle(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -329,7 +329,7 @@ getStyleAt(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlredo">external documentation</a>.
--spec redo(This) -> ok when
+-spec redo(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 redo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -337,7 +337,7 @@ redo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetundocollection">external documentation</a>.
--spec setUndoCollection(This, CollectUndo) -> ok when
+-spec setUndoCollection(This, CollectUndo) -> 'ok' when
 	This::wxStyledTextCtrl(), CollectUndo::boolean().
 setUndoCollection(#wx_ref{type=ThisT,ref=ThisRef},CollectUndo)
  when is_boolean(CollectUndo) ->
@@ -346,7 +346,7 @@ setUndoCollection(#wx_ref{type=ThisT,ref=ThisRef},CollectUndo)
   <<ThisRef:32/?UI,(wxe_util:from_bool(CollectUndo)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlselectall">external documentation</a>.
--spec selectAll(This) -> ok when
+-spec selectAll(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 selectAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -354,7 +354,7 @@ selectAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetsavepoint">external documentation</a>.
--spec setSavePoint(This) -> ok when
+-spec setSavePoint(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 setSavePoint(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -388,7 +388,7 @@ markerLineFromHandle(#wx_ref{type=ThisT,ref=ThisRef},Handle)
   <<ThisRef:32/?UI,Handle:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlmarkerdeletehandle">external documentation</a>.
--spec markerDeleteHandle(This, Handle) -> ok when
+-spec markerDeleteHandle(This, Handle) -> 'ok' when
 	This::wxStyledTextCtrl(), Handle::integer().
 markerDeleteHandle(#wx_ref{type=ThisT,ref=ThisRef},Handle)
  when is_integer(Handle) ->
@@ -413,7 +413,7 @@ getViewWhiteSpace(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetviewwhitespace">external documentation</a>.
--spec setViewWhiteSpace(This, ViewWS) -> ok when
+-spec setViewWhiteSpace(This, ViewWS) -> 'ok' when
 	This::wxStyledTextCtrl(), ViewWS::integer().
 setViewWhiteSpace(#wx_ref{type=ThisT,ref=ThisRef},ViewWS)
  when is_integer(ViewWS) ->
@@ -440,7 +440,7 @@ positionFromPointClose(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlgotoline">external documentation</a>.
--spec gotoLine(This, Line) -> ok when
+-spec gotoLine(This, Line) -> 'ok' when
 	This::wxStyledTextCtrl(), Line::integer().
 gotoLine(#wx_ref{type=ThisT,ref=ThisRef},Line)
  when is_integer(Line) ->
@@ -449,7 +449,7 @@ gotoLine(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlgotopos">external documentation</a>.
--spec gotoPos(This, Pos) -> ok when
+-spec gotoPos(This, Pos) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos::integer().
 gotoPos(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
@@ -458,7 +458,7 @@ gotoPos(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetanchor">external documentation</a>.
--spec setAnchor(This, PosAnchor) -> ok when
+-spec setAnchor(This, PosAnchor) -> 'ok' when
 	This::wxStyledTextCtrl(), PosAnchor::integer().
 setAnchor(#wx_ref{type=ThisT,ref=ThisRef},PosAnchor)
  when is_integer(PosAnchor) ->
@@ -484,7 +484,7 @@ getEndStyled(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlconverteols">external documentation</a>.
--spec convertEOLs(This, EolMode) -> ok when
+-spec convertEOLs(This, EolMode) -> 'ok' when
 	This::wxStyledTextCtrl(), EolMode::integer().
 convertEOLs(#wx_ref{type=ThisT,ref=ThisRef},EolMode)
  when is_integer(EolMode) ->
@@ -501,7 +501,7 @@ getEOLMode(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlseteolmode">external documentation</a>.
--spec setEOLMode(This, EolMode) -> ok when
+-spec setEOLMode(This, EolMode) -> 'ok' when
 	This::wxStyledTextCtrl(), EolMode::integer().
 setEOLMode(#wx_ref{type=ThisT,ref=ThisRef},EolMode)
  when is_integer(EolMode) ->
@@ -510,7 +510,7 @@ setEOLMode(#wx_ref{type=ThisT,ref=ThisRef},EolMode)
   <<ThisRef:32/?UI,EolMode:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstartstyling">external documentation</a>.
--spec startStyling(This, Pos, Mask) -> ok when
+-spec startStyling(This, Pos, Mask) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos::integer(), Mask::integer().
 startStyling(#wx_ref{type=ThisT,ref=ThisRef},Pos,Mask)
  when is_integer(Pos),is_integer(Mask) ->
@@ -519,7 +519,7 @@ startStyling(#wx_ref{type=ThisT,ref=ThisRef},Pos,Mask)
   <<ThisRef:32/?UI,Pos:32/?UI,Mask:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetstyling">external documentation</a>.
--spec setStyling(This, Length, Style) -> ok when
+-spec setStyling(This, Length, Style) -> 'ok' when
 	This::wxStyledTextCtrl(), Length::integer(), Style::integer().
 setStyling(#wx_ref{type=ThisT,ref=ThisRef},Length,Style)
  when is_integer(Length),is_integer(Style) ->
@@ -536,7 +536,7 @@ getBufferedDraw(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetbuffereddraw">external documentation</a>.
--spec setBufferedDraw(This, Buffered) -> ok when
+-spec setBufferedDraw(This, Buffered) -> 'ok' when
 	This::wxStyledTextCtrl(), Buffered::boolean().
 setBufferedDraw(#wx_ref{type=ThisT,ref=ThisRef},Buffered)
  when is_boolean(Buffered) ->
@@ -545,7 +545,7 @@ setBufferedDraw(#wx_ref{type=ThisT,ref=ThisRef},Buffered)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Buffered)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsettabwidth">external documentation</a>.
--spec setTabWidth(This, TabWidth) -> ok when
+-spec setTabWidth(This, TabWidth) -> 'ok' when
 	This::wxStyledTextCtrl(), TabWidth::integer().
 setTabWidth(#wx_ref{type=ThisT,ref=ThisRef},TabWidth)
  when is_integer(TabWidth) ->
@@ -562,7 +562,7 @@ getTabWidth(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetcodepage">external documentation</a>.
--spec setCodePage(This, CodePage) -> ok when
+-spec setCodePage(This, CodePage) -> 'ok' when
 	This::wxStyledTextCtrl(), CodePage::integer().
 setCodePage(#wx_ref{type=ThisT,ref=ThisRef},CodePage)
  when is_integer(CodePage) ->
@@ -571,7 +571,7 @@ setCodePage(#wx_ref{type=ThisT,ref=ThisRef},CodePage)
   <<ThisRef:32/?UI,CodePage:32/?UI>>).
 
 %% @equiv markerDefine(This,MarkerNumber,MarkerSymbol, [])
--spec markerDefine(This, MarkerNumber, MarkerSymbol) -> ok when
+-spec markerDefine(This, MarkerNumber, MarkerSymbol) -> 'ok' when
 	This::wxStyledTextCtrl(), MarkerNumber::integer(), MarkerSymbol::integer().
 
 markerDefine(This,MarkerNumber,MarkerSymbol)
@@ -579,10 +579,10 @@ markerDefine(This,MarkerNumber,MarkerSymbol)
   markerDefine(This,MarkerNumber,MarkerSymbol, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlmarkerdefine">external documentation</a>.
--spec markerDefine(This, MarkerNumber, MarkerSymbol, [Option]) -> ok when
+-spec markerDefine(This, MarkerNumber, MarkerSymbol, [Option]) -> 'ok' when
 	This::wxStyledTextCtrl(), MarkerNumber::integer(), MarkerSymbol::integer(),
-	Option :: {foreground, wx:wx_colour()}
-		 | {background, wx:wx_colour()}.
+	Option :: {'foreground', wx:wx_colour()}
+		 | {'background', wx:wx_colour()}.
 markerDefine(#wx_ref{type=ThisT,ref=ThisRef},MarkerNumber,MarkerSymbol, Options)
  when is_integer(MarkerNumber),is_integer(MarkerSymbol),is_list(Options) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -594,7 +594,7 @@ markerDefine(#wx_ref{type=ThisT,ref=ThisRef},MarkerNumber,MarkerSymbol, Options)
   <<ThisRef:32/?UI,MarkerNumber:32/?UI,MarkerSymbol:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlmarkersetforeground">external documentation</a>.
--spec markerSetForeground(This, MarkerNumber, Fore) -> ok when
+-spec markerSetForeground(This, MarkerNumber, Fore) -> 'ok' when
 	This::wxStyledTextCtrl(), MarkerNumber::integer(), Fore::wx:wx_colour().
 markerSetForeground(#wx_ref{type=ThisT,ref=ThisRef},MarkerNumber,Fore)
  when is_integer(MarkerNumber),tuple_size(Fore) =:= 3; tuple_size(Fore) =:= 4 ->
@@ -603,7 +603,7 @@ markerSetForeground(#wx_ref{type=ThisT,ref=ThisRef},MarkerNumber,Fore)
   <<ThisRef:32/?UI,MarkerNumber:32/?UI,(wxe_util:colour_bin(Fore)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlmarkersetbackground">external documentation</a>.
--spec markerSetBackground(This, MarkerNumber, Back) -> ok when
+-spec markerSetBackground(This, MarkerNumber, Back) -> 'ok' when
 	This::wxStyledTextCtrl(), MarkerNumber::integer(), Back::wx:wx_colour().
 markerSetBackground(#wx_ref{type=ThisT,ref=ThisRef},MarkerNumber,Back)
  when is_integer(MarkerNumber),tuple_size(Back) =:= 3; tuple_size(Back) =:= 4 ->
@@ -621,7 +621,7 @@ markerAdd(#wx_ref{type=ThisT,ref=ThisRef},Line,MarkerNumber)
   <<ThisRef:32/?UI,Line:32/?UI,MarkerNumber:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlmarkerdelete">external documentation</a>.
--spec markerDelete(This, Line, MarkerNumber) -> ok when
+-spec markerDelete(This, Line, MarkerNumber) -> 'ok' when
 	This::wxStyledTextCtrl(), Line::integer(), MarkerNumber::integer().
 markerDelete(#wx_ref{type=ThisT,ref=ThisRef},Line,MarkerNumber)
  when is_integer(Line),is_integer(MarkerNumber) ->
@@ -630,7 +630,7 @@ markerDelete(#wx_ref{type=ThisT,ref=ThisRef},Line,MarkerNumber)
   <<ThisRef:32/?UI,Line:32/?UI,MarkerNumber:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlmarkerdeleteall">external documentation</a>.
--spec markerDeleteAll(This, MarkerNumber) -> ok when
+-spec markerDeleteAll(This, MarkerNumber) -> 'ok' when
 	This::wxStyledTextCtrl(), MarkerNumber::integer().
 markerDeleteAll(#wx_ref{type=ThisT,ref=ThisRef},MarkerNumber)
  when is_integer(MarkerNumber) ->
@@ -666,7 +666,7 @@ markerPrevious(#wx_ref{type=ThisT,ref=ThisRef},LineStart,MarkerMask)
   <<ThisRef:32/?UI,LineStart:32/?UI,MarkerMask:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlmarkerdefinebitmap">external documentation</a>.
--spec markerDefineBitmap(This, MarkerNumber, Bmp) -> ok when
+-spec markerDefineBitmap(This, MarkerNumber, Bmp) -> 'ok' when
 	This::wxStyledTextCtrl(), MarkerNumber::integer(), Bmp::wxBitmap:wxBitmap().
 markerDefineBitmap(#wx_ref{type=ThisT,ref=ThisRef},MarkerNumber,#wx_ref{type=BmpT,ref=BmpRef})
  when is_integer(MarkerNumber) ->
@@ -676,7 +676,7 @@ markerDefineBitmap(#wx_ref{type=ThisT,ref=ThisRef},MarkerNumber,#wx_ref{type=Bmp
   <<ThisRef:32/?UI,MarkerNumber:32/?UI,BmpRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlmarkeraddset">external documentation</a>.
--spec markerAddSet(This, Line, Set) -> ok when
+-spec markerAddSet(This, Line, Set) -> 'ok' when
 	This::wxStyledTextCtrl(), Line::integer(), Set::integer().
 markerAddSet(#wx_ref{type=ThisT,ref=ThisRef},Line,Set)
  when is_integer(Line),is_integer(Set) ->
@@ -685,7 +685,7 @@ markerAddSet(#wx_ref{type=ThisT,ref=ThisRef},Line,Set)
   <<ThisRef:32/?UI,Line:32/?UI,Set:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlmarkersetalpha">external documentation</a>.
--spec markerSetAlpha(This, MarkerNumber, Alpha) -> ok when
+-spec markerSetAlpha(This, MarkerNumber, Alpha) -> 'ok' when
 	This::wxStyledTextCtrl(), MarkerNumber::integer(), Alpha::integer().
 markerSetAlpha(#wx_ref{type=ThisT,ref=ThisRef},MarkerNumber,Alpha)
  when is_integer(MarkerNumber),is_integer(Alpha) ->
@@ -694,7 +694,7 @@ markerSetAlpha(#wx_ref{type=ThisT,ref=ThisRef},MarkerNumber,Alpha)
   <<ThisRef:32/?UI,MarkerNumber:32/?UI,Alpha:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetmargintype">external documentation</a>.
--spec setMarginType(This, Margin, MarginType) -> ok when
+-spec setMarginType(This, Margin, MarginType) -> 'ok' when
 	This::wxStyledTextCtrl(), Margin::integer(), MarginType::integer().
 setMarginType(#wx_ref{type=ThisT,ref=ThisRef},Margin,MarginType)
  when is_integer(Margin),is_integer(MarginType) ->
@@ -712,7 +712,7 @@ getMarginType(#wx_ref{type=ThisT,ref=ThisRef},Margin)
   <<ThisRef:32/?UI,Margin:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetmarginwidth">external documentation</a>.
--spec setMarginWidth(This, Margin, PixelWidth) -> ok when
+-spec setMarginWidth(This, Margin, PixelWidth) -> 'ok' when
 	This::wxStyledTextCtrl(), Margin::integer(), PixelWidth::integer().
 setMarginWidth(#wx_ref{type=ThisT,ref=ThisRef},Margin,PixelWidth)
  when is_integer(Margin),is_integer(PixelWidth) ->
@@ -730,7 +730,7 @@ getMarginWidth(#wx_ref{type=ThisT,ref=ThisRef},Margin)
   <<ThisRef:32/?UI,Margin:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetmarginmask">external documentation</a>.
--spec setMarginMask(This, Margin, Mask) -> ok when
+-spec setMarginMask(This, Margin, Mask) -> 'ok' when
 	This::wxStyledTextCtrl(), Margin::integer(), Mask::integer().
 setMarginMask(#wx_ref{type=ThisT,ref=ThisRef},Margin,Mask)
  when is_integer(Margin),is_integer(Mask) ->
@@ -748,7 +748,7 @@ getMarginMask(#wx_ref{type=ThisT,ref=ThisRef},Margin)
   <<ThisRef:32/?UI,Margin:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetmarginsensitive">external documentation</a>.
--spec setMarginSensitive(This, Margin, Sensitive) -> ok when
+-spec setMarginSensitive(This, Margin, Sensitive) -> 'ok' when
 	This::wxStyledTextCtrl(), Margin::integer(), Sensitive::boolean().
 setMarginSensitive(#wx_ref{type=ThisT,ref=ThisRef},Margin,Sensitive)
  when is_integer(Margin),is_boolean(Sensitive) ->
@@ -766,7 +766,7 @@ getMarginSensitive(#wx_ref{type=ThisT,ref=ThisRef},Margin)
   <<ThisRef:32/?UI,Margin:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstyleclearall">external documentation</a>.
--spec styleClearAll(This) -> ok when
+-spec styleClearAll(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 styleClearAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -774,7 +774,7 @@ styleClearAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetforeground">external documentation</a>.
--spec styleSetForeground(This, Style, Fore) -> ok when
+-spec styleSetForeground(This, Style, Fore) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), Fore::wx:wx_colour().
 styleSetForeground(#wx_ref{type=ThisT,ref=ThisRef},Style,Fore)
  when is_integer(Style),tuple_size(Fore) =:= 3; tuple_size(Fore) =:= 4 ->
@@ -783,7 +783,7 @@ styleSetForeground(#wx_ref{type=ThisT,ref=ThisRef},Style,Fore)
   <<ThisRef:32/?UI,Style:32/?UI,(wxe_util:colour_bin(Fore)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetbackground">external documentation</a>.
--spec styleSetBackground(This, Style, Back) -> ok when
+-spec styleSetBackground(This, Style, Back) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), Back::wx:wx_colour().
 styleSetBackground(#wx_ref{type=ThisT,ref=ThisRef},Style,Back)
  when is_integer(Style),tuple_size(Back) =:= 3; tuple_size(Back) =:= 4 ->
@@ -792,7 +792,7 @@ styleSetBackground(#wx_ref{type=ThisT,ref=ThisRef},Style,Back)
   <<ThisRef:32/?UI,Style:32/?UI,(wxe_util:colour_bin(Back)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetbold">external documentation</a>.
--spec styleSetBold(This, Style, Bold) -> ok when
+-spec styleSetBold(This, Style, Bold) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), Bold::boolean().
 styleSetBold(#wx_ref{type=ThisT,ref=ThisRef},Style,Bold)
  when is_integer(Style),is_boolean(Bold) ->
@@ -801,7 +801,7 @@ styleSetBold(#wx_ref{type=ThisT,ref=ThisRef},Style,Bold)
   <<ThisRef:32/?UI,Style:32/?UI,(wxe_util:from_bool(Bold)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetitalic">external documentation</a>.
--spec styleSetItalic(This, Style, Italic) -> ok when
+-spec styleSetItalic(This, Style, Italic) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), Italic::boolean().
 styleSetItalic(#wx_ref{type=ThisT,ref=ThisRef},Style,Italic)
  when is_integer(Style),is_boolean(Italic) ->
@@ -810,7 +810,7 @@ styleSetItalic(#wx_ref{type=ThisT,ref=ThisRef},Style,Italic)
   <<ThisRef:32/?UI,Style:32/?UI,(wxe_util:from_bool(Italic)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetsize">external documentation</a>.
--spec styleSetSize(This, Style, SizePoints) -> ok when
+-spec styleSetSize(This, Style, SizePoints) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), SizePoints::integer().
 styleSetSize(#wx_ref{type=ThisT,ref=ThisRef},Style,SizePoints)
  when is_integer(Style),is_integer(SizePoints) ->
@@ -819,7 +819,7 @@ styleSetSize(#wx_ref{type=ThisT,ref=ThisRef},Style,SizePoints)
   <<ThisRef:32/?UI,Style:32/?UI,SizePoints:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetfacename">external documentation</a>.
--spec styleSetFaceName(This, Style, FontName) -> ok when
+-spec styleSetFaceName(This, Style, FontName) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), FontName::unicode:chardata().
 styleSetFaceName(#wx_ref{type=ThisT,ref=ThisRef},Style,FontName)
  when is_integer(Style),is_list(FontName) ->
@@ -829,7 +829,7 @@ styleSetFaceName(#wx_ref{type=ThisT,ref=ThisRef},Style,FontName)
   <<ThisRef:32/?UI,Style:32/?UI,(byte_size(FontName_UC)):32/?UI,(FontName_UC)/binary, 0:(((8- ((4+byte_size(FontName_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstyleseteolfilled">external documentation</a>.
--spec styleSetEOLFilled(This, Style, Filled) -> ok when
+-spec styleSetEOLFilled(This, Style, Filled) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), Filled::boolean().
 styleSetEOLFilled(#wx_ref{type=ThisT,ref=ThisRef},Style,Filled)
  when is_integer(Style),is_boolean(Filled) ->
@@ -838,7 +838,7 @@ styleSetEOLFilled(#wx_ref{type=ThisT,ref=ThisRef},Style,Filled)
   <<ThisRef:32/?UI,Style:32/?UI,(wxe_util:from_bool(Filled)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstyleresetdefault">external documentation</a>.
--spec styleResetDefault(This) -> ok when
+-spec styleResetDefault(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 styleResetDefault(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -846,7 +846,7 @@ styleResetDefault(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetunderline">external documentation</a>.
--spec styleSetUnderline(This, Style, Underline) -> ok when
+-spec styleSetUnderline(This, Style, Underline) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), Underline::boolean().
 styleSetUnderline(#wx_ref{type=ThisT,ref=ThisRef},Style,Underline)
  when is_integer(Style),is_boolean(Underline) ->
@@ -855,7 +855,7 @@ styleSetUnderline(#wx_ref{type=ThisT,ref=ThisRef},Style,Underline)
   <<ThisRef:32/?UI,Style:32/?UI,(wxe_util:from_bool(Underline)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetcase">external documentation</a>.
--spec styleSetCase(This, Style, CaseForce) -> ok when
+-spec styleSetCase(This, Style, CaseForce) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), CaseForce::integer().
 styleSetCase(#wx_ref{type=ThisT,ref=ThisRef},Style,CaseForce)
  when is_integer(Style),is_integer(CaseForce) ->
@@ -864,7 +864,7 @@ styleSetCase(#wx_ref{type=ThisT,ref=ThisRef},Style,CaseForce)
   <<ThisRef:32/?UI,Style:32/?UI,CaseForce:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesethotspot">external documentation</a>.
--spec styleSetHotSpot(This, Style, Hotspot) -> ok when
+-spec styleSetHotSpot(This, Style, Hotspot) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), Hotspot::boolean().
 styleSetHotSpot(#wx_ref{type=ThisT,ref=ThisRef},Style,Hotspot)
  when is_integer(Style),is_boolean(Hotspot) ->
@@ -873,7 +873,7 @@ styleSetHotSpot(#wx_ref{type=ThisT,ref=ThisRef},Style,Hotspot)
   <<ThisRef:32/?UI,Style:32/?UI,(wxe_util:from_bool(Hotspot)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetselforeground">external documentation</a>.
--spec setSelForeground(This, UseSetting, Fore) -> ok when
+-spec setSelForeground(This, UseSetting, Fore) -> 'ok' when
 	This::wxStyledTextCtrl(), UseSetting::boolean(), Fore::wx:wx_colour().
 setSelForeground(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Fore)
  when is_boolean(UseSetting),tuple_size(Fore) =:= 3; tuple_size(Fore) =:= 4 ->
@@ -882,7 +882,7 @@ setSelForeground(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Fore)
   <<ThisRef:32/?UI,(wxe_util:from_bool(UseSetting)):32/?UI,(wxe_util:colour_bin(Fore)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetselbackground">external documentation</a>.
--spec setSelBackground(This, UseSetting, Back) -> ok when
+-spec setSelBackground(This, UseSetting, Back) -> 'ok' when
 	This::wxStyledTextCtrl(), UseSetting::boolean(), Back::wx:wx_colour().
 setSelBackground(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Back)
  when is_boolean(UseSetting),tuple_size(Back) =:= 3; tuple_size(Back) =:= 4 ->
@@ -899,7 +899,7 @@ getSelAlpha(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetselalpha">external documentation</a>.
--spec setSelAlpha(This, Alpha) -> ok when
+-spec setSelAlpha(This, Alpha) -> 'ok' when
 	This::wxStyledTextCtrl(), Alpha::integer().
 setSelAlpha(#wx_ref{type=ThisT,ref=ThisRef},Alpha)
  when is_integer(Alpha) ->
@@ -908,7 +908,7 @@ setSelAlpha(#wx_ref{type=ThisT,ref=ThisRef},Alpha)
   <<ThisRef:32/?UI,Alpha:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetcaretforeground">external documentation</a>.
--spec setCaretForeground(This, Fore) -> ok when
+-spec setCaretForeground(This, Fore) -> 'ok' when
 	This::wxStyledTextCtrl(), Fore::wx:wx_colour().
 setCaretForeground(#wx_ref{type=ThisT,ref=ThisRef},Fore)
  when tuple_size(Fore) =:= 3; tuple_size(Fore) =:= 4 ->
@@ -917,7 +917,7 @@ setCaretForeground(#wx_ref{type=ThisT,ref=ThisRef},Fore)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Fore)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcmdkeyassign">external documentation</a>.
--spec cmdKeyAssign(This, Key, Modifiers, Cmd) -> ok when
+-spec cmdKeyAssign(This, Key, Modifiers, Cmd) -> 'ok' when
 	This::wxStyledTextCtrl(), Key::integer(), Modifiers::integer(), Cmd::integer().
 cmdKeyAssign(#wx_ref{type=ThisT,ref=ThisRef},Key,Modifiers,Cmd)
  when is_integer(Key),is_integer(Modifiers),is_integer(Cmd) ->
@@ -926,7 +926,7 @@ cmdKeyAssign(#wx_ref{type=ThisT,ref=ThisRef},Key,Modifiers,Cmd)
   <<ThisRef:32/?UI,Key:32/?UI,Modifiers:32/?UI,Cmd:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcmdkeyclear">external documentation</a>.
--spec cmdKeyClear(This, Key, Modifiers) -> ok when
+-spec cmdKeyClear(This, Key, Modifiers) -> 'ok' when
 	This::wxStyledTextCtrl(), Key::integer(), Modifiers::integer().
 cmdKeyClear(#wx_ref{type=ThisT,ref=ThisRef},Key,Modifiers)
  when is_integer(Key),is_integer(Modifiers) ->
@@ -935,7 +935,7 @@ cmdKeyClear(#wx_ref{type=ThisT,ref=ThisRef},Key,Modifiers)
   <<ThisRef:32/?UI,Key:32/?UI,Modifiers:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcmdkeyclearall">external documentation</a>.
--spec cmdKeyClearAll(This) -> ok when
+-spec cmdKeyClearAll(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 cmdKeyClearAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -952,7 +952,7 @@ setStyleBytes(#wx_ref{type=ThisT,ref=ThisRef},Length)
   <<ThisRef:32/?UI,Length:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetvisible">external documentation</a>.
--spec styleSetVisible(This, Style, Visible) -> ok when
+-spec styleSetVisible(This, Style, Visible) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), Visible::boolean().
 styleSetVisible(#wx_ref{type=ThisT,ref=ThisRef},Style,Visible)
  when is_integer(Style),is_boolean(Visible) ->
@@ -969,7 +969,7 @@ getCaretPeriod(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetcaretperiod">external documentation</a>.
--spec setCaretPeriod(This, PeriodMilliseconds) -> ok when
+-spec setCaretPeriod(This, PeriodMilliseconds) -> 'ok' when
 	This::wxStyledTextCtrl(), PeriodMilliseconds::integer().
 setCaretPeriod(#wx_ref{type=ThisT,ref=ThisRef},PeriodMilliseconds)
  when is_integer(PeriodMilliseconds) ->
@@ -978,7 +978,7 @@ setCaretPeriod(#wx_ref{type=ThisT,ref=ThisRef},PeriodMilliseconds)
   <<ThisRef:32/?UI,PeriodMilliseconds:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetwordchars">external documentation</a>.
--spec setWordChars(This, Characters) -> ok when
+-spec setWordChars(This, Characters) -> 'ok' when
 	This::wxStyledTextCtrl(), Characters::unicode:chardata().
 setWordChars(#wx_ref{type=ThisT,ref=ThisRef},Characters)
  when is_list(Characters) ->
@@ -988,7 +988,7 @@ setWordChars(#wx_ref{type=ThisT,ref=ThisRef},Characters)
   <<ThisRef:32/?UI,(byte_size(Characters_UC)):32/?UI,(Characters_UC)/binary, 0:(((8- ((0+byte_size(Characters_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlbeginundoaction">external documentation</a>.
--spec beginUndoAction(This) -> ok when
+-spec beginUndoAction(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 beginUndoAction(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -996,7 +996,7 @@ beginUndoAction(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlendundoaction">external documentation</a>.
--spec endUndoAction(This) -> ok when
+-spec endUndoAction(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 endUndoAction(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1004,7 +1004,7 @@ endUndoAction(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlindicatorsetstyle">external documentation</a>.
--spec indicatorSetStyle(This, Indic, Style) -> ok when
+-spec indicatorSetStyle(This, Indic, Style) -> 'ok' when
 	This::wxStyledTextCtrl(), Indic::integer(), Style::integer().
 indicatorSetStyle(#wx_ref{type=ThisT,ref=ThisRef},Indic,Style)
  when is_integer(Indic),is_integer(Style) ->
@@ -1022,7 +1022,7 @@ indicatorGetStyle(#wx_ref{type=ThisT,ref=ThisRef},Indic)
   <<ThisRef:32/?UI,Indic:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlindicatorsetforeground">external documentation</a>.
--spec indicatorSetForeground(This, Indic, Fore) -> ok when
+-spec indicatorSetForeground(This, Indic, Fore) -> 'ok' when
 	This::wxStyledTextCtrl(), Indic::integer(), Fore::wx:wx_colour().
 indicatorSetForeground(#wx_ref{type=ThisT,ref=ThisRef},Indic,Fore)
  when is_integer(Indic),tuple_size(Fore) =:= 3; tuple_size(Fore) =:= 4 ->
@@ -1040,7 +1040,7 @@ indicatorGetForeground(#wx_ref{type=ThisT,ref=ThisRef},Indic)
   <<ThisRef:32/?UI,Indic:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetwhitespaceforeground">external documentation</a>.
--spec setWhitespaceForeground(This, UseSetting, Fore) -> ok when
+-spec setWhitespaceForeground(This, UseSetting, Fore) -> 'ok' when
 	This::wxStyledTextCtrl(), UseSetting::boolean(), Fore::wx:wx_colour().
 setWhitespaceForeground(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Fore)
  when is_boolean(UseSetting),tuple_size(Fore) =:= 3; tuple_size(Fore) =:= 4 ->
@@ -1049,7 +1049,7 @@ setWhitespaceForeground(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Fore)
   <<ThisRef:32/?UI,(wxe_util:from_bool(UseSetting)):32/?UI,(wxe_util:colour_bin(Fore)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetwhitespacebackground">external documentation</a>.
--spec setWhitespaceBackground(This, UseSetting, Back) -> ok when
+-spec setWhitespaceBackground(This, UseSetting, Back) -> 'ok' when
 	This::wxStyledTextCtrl(), UseSetting::boolean(), Back::wx:wx_colour().
 setWhitespaceBackground(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Back)
  when is_boolean(UseSetting),tuple_size(Back) =:= 3; tuple_size(Back) =:= 4 ->
@@ -1066,7 +1066,7 @@ getStyleBits(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetlinestate">external documentation</a>.
--spec setLineState(This, Line, State) -> ok when
+-spec setLineState(This, Line, State) -> 'ok' when
 	This::wxStyledTextCtrl(), Line::integer(), State::integer().
 setLineState(#wx_ref{type=ThisT,ref=ThisRef},Line,State)
  when is_integer(Line),is_integer(State) ->
@@ -1100,7 +1100,7 @@ getCaretLineVisible(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetcaretlinevisible">external documentation</a>.
--spec setCaretLineVisible(This, Show) -> ok when
+-spec setCaretLineVisible(This, Show) -> 'ok' when
 	This::wxStyledTextCtrl(), Show::boolean().
 setCaretLineVisible(#wx_ref{type=ThisT,ref=ThisRef},Show)
  when is_boolean(Show) ->
@@ -1117,7 +1117,7 @@ getCaretLineBackground(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetcaretlinebackground">external documentation</a>.
--spec setCaretLineBackground(This, Back) -> ok when
+-spec setCaretLineBackground(This, Back) -> 'ok' when
 	This::wxStyledTextCtrl(), Back::wx:wx_colour().
 setCaretLineBackground(#wx_ref{type=ThisT,ref=ThisRef},Back)
  when tuple_size(Back) =:= 3; tuple_size(Back) =:= 4 ->
@@ -1126,7 +1126,7 @@ setCaretLineBackground(#wx_ref{type=ThisT,ref=ThisRef},Back)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Back)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompshow">external documentation</a>.
--spec autoCompShow(This, LenEntered, ItemList) -> ok when
+-spec autoCompShow(This, LenEntered, ItemList) -> 'ok' when
 	This::wxStyledTextCtrl(), LenEntered::integer(), ItemList::unicode:chardata().
 autoCompShow(#wx_ref{type=ThisT,ref=ThisRef},LenEntered,ItemList)
  when is_integer(LenEntered),is_list(ItemList) ->
@@ -1136,7 +1136,7 @@ autoCompShow(#wx_ref{type=ThisT,ref=ThisRef},LenEntered,ItemList)
   <<ThisRef:32/?UI,LenEntered:32/?UI,(byte_size(ItemList_UC)):32/?UI,(ItemList_UC)/binary, 0:(((8- ((4+byte_size(ItemList_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompcancel">external documentation</a>.
--spec autoCompCancel(This) -> ok when
+-spec autoCompCancel(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 autoCompCancel(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1160,7 +1160,7 @@ autoCompPosStart(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompcomplete">external documentation</a>.
--spec autoCompComplete(This) -> ok when
+-spec autoCompComplete(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 autoCompComplete(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1168,7 +1168,7 @@ autoCompComplete(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompstops">external documentation</a>.
--spec autoCompStops(This, CharacterSet) -> ok when
+-spec autoCompStops(This, CharacterSet) -> 'ok' when
 	This::wxStyledTextCtrl(), CharacterSet::unicode:chardata().
 autoCompStops(#wx_ref{type=ThisT,ref=ThisRef},CharacterSet)
  when is_list(CharacterSet) ->
@@ -1178,7 +1178,7 @@ autoCompStops(#wx_ref{type=ThisT,ref=ThisRef},CharacterSet)
   <<ThisRef:32/?UI,(byte_size(CharacterSet_UC)):32/?UI,(CharacterSet_UC)/binary, 0:(((8- ((0+byte_size(CharacterSet_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompsetseparator">external documentation</a>.
--spec autoCompSetSeparator(This, SeparatorCharacter) -> ok when
+-spec autoCompSetSeparator(This, SeparatorCharacter) -> 'ok' when
 	This::wxStyledTextCtrl(), SeparatorCharacter::integer().
 autoCompSetSeparator(#wx_ref{type=ThisT,ref=ThisRef},SeparatorCharacter)
  when is_integer(SeparatorCharacter) ->
@@ -1195,7 +1195,7 @@ autoCompGetSeparator(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompselect">external documentation</a>.
--spec autoCompSelect(This, Text) -> ok when
+-spec autoCompSelect(This, Text) -> 'ok' when
 	This::wxStyledTextCtrl(), Text::unicode:chardata().
 autoCompSelect(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -1205,7 +1205,7 @@ autoCompSelect(#wx_ref{type=ThisT,ref=ThisRef},Text)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompsetcancelatstart">external documentation</a>.
--spec autoCompSetCancelAtStart(This, Cancel) -> ok when
+-spec autoCompSetCancelAtStart(This, Cancel) -> 'ok' when
 	This::wxStyledTextCtrl(), Cancel::boolean().
 autoCompSetCancelAtStart(#wx_ref{type=ThisT,ref=ThisRef},Cancel)
  when is_boolean(Cancel) ->
@@ -1222,7 +1222,7 @@ autoCompGetCancelAtStart(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompsetfillups">external documentation</a>.
--spec autoCompSetFillUps(This, CharacterSet) -> ok when
+-spec autoCompSetFillUps(This, CharacterSet) -> 'ok' when
 	This::wxStyledTextCtrl(), CharacterSet::unicode:chardata().
 autoCompSetFillUps(#wx_ref{type=ThisT,ref=ThisRef},CharacterSet)
  when is_list(CharacterSet) ->
@@ -1232,7 +1232,7 @@ autoCompSetFillUps(#wx_ref{type=ThisT,ref=ThisRef},CharacterSet)
   <<ThisRef:32/?UI,(byte_size(CharacterSet_UC)):32/?UI,(CharacterSet_UC)/binary, 0:(((8- ((0+byte_size(CharacterSet_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompsetchoosesingle">external documentation</a>.
--spec autoCompSetChooseSingle(This, ChooseSingle) -> ok when
+-spec autoCompSetChooseSingle(This, ChooseSingle) -> 'ok' when
 	This::wxStyledTextCtrl(), ChooseSingle::boolean().
 autoCompSetChooseSingle(#wx_ref{type=ThisT,ref=ThisRef},ChooseSingle)
  when is_boolean(ChooseSingle) ->
@@ -1249,7 +1249,7 @@ autoCompGetChooseSingle(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompsetignorecase">external documentation</a>.
--spec autoCompSetIgnoreCase(This, IgnoreCase) -> ok when
+-spec autoCompSetIgnoreCase(This, IgnoreCase) -> 'ok' when
 	This::wxStyledTextCtrl(), IgnoreCase::boolean().
 autoCompSetIgnoreCase(#wx_ref{type=ThisT,ref=ThisRef},IgnoreCase)
  when is_boolean(IgnoreCase) ->
@@ -1266,7 +1266,7 @@ autoCompGetIgnoreCase(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrluserlistshow">external documentation</a>.
--spec userListShow(This, ListType, ItemList) -> ok when
+-spec userListShow(This, ListType, ItemList) -> 'ok' when
 	This::wxStyledTextCtrl(), ListType::integer(), ItemList::unicode:chardata().
 userListShow(#wx_ref{type=ThisT,ref=ThisRef},ListType,ItemList)
  when is_integer(ListType),is_list(ItemList) ->
@@ -1276,7 +1276,7 @@ userListShow(#wx_ref{type=ThisT,ref=ThisRef},ListType,ItemList)
   <<ThisRef:32/?UI,ListType:32/?UI,(byte_size(ItemList_UC)):32/?UI,(ItemList_UC)/binary, 0:(((8- ((4+byte_size(ItemList_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompsetautohide">external documentation</a>.
--spec autoCompSetAutoHide(This, AutoHide) -> ok when
+-spec autoCompSetAutoHide(This, AutoHide) -> 'ok' when
 	This::wxStyledTextCtrl(), AutoHide::boolean().
 autoCompSetAutoHide(#wx_ref{type=ThisT,ref=ThisRef},AutoHide)
  when is_boolean(AutoHide) ->
@@ -1293,7 +1293,7 @@ autoCompGetAutoHide(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompsetdroprestofword">external documentation</a>.
--spec autoCompSetDropRestOfWord(This, DropRestOfWord) -> ok when
+-spec autoCompSetDropRestOfWord(This, DropRestOfWord) -> 'ok' when
 	This::wxStyledTextCtrl(), DropRestOfWord::boolean().
 autoCompSetDropRestOfWord(#wx_ref{type=ThisT,ref=ThisRef},DropRestOfWord)
  when is_boolean(DropRestOfWord) ->
@@ -1310,7 +1310,7 @@ autoCompGetDropRestOfWord(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlregisterimage">external documentation</a>.
--spec registerImage(This, Type, Bmp) -> ok when
+-spec registerImage(This, Type, Bmp) -> 'ok' when
 	This::wxStyledTextCtrl(), Type::integer(), Bmp::wxBitmap:wxBitmap().
 registerImage(#wx_ref{type=ThisT,ref=ThisRef},Type,#wx_ref{type=BmpT,ref=BmpRef})
  when is_integer(Type) ->
@@ -1320,7 +1320,7 @@ registerImage(#wx_ref{type=ThisT,ref=ThisRef},Type,#wx_ref{type=BmpT,ref=BmpRef}
   <<ThisRef:32/?UI,Type:32/?UI,BmpRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlclearregisteredimages">external documentation</a>.
--spec clearRegisteredImages(This) -> ok when
+-spec clearRegisteredImages(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 clearRegisteredImages(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1336,7 +1336,7 @@ autoCompGetTypeSeparator(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompsettypeseparator">external documentation</a>.
--spec autoCompSetTypeSeparator(This, SeparatorCharacter) -> ok when
+-spec autoCompSetTypeSeparator(This, SeparatorCharacter) -> 'ok' when
 	This::wxStyledTextCtrl(), SeparatorCharacter::integer().
 autoCompSetTypeSeparator(#wx_ref{type=ThisT,ref=ThisRef},SeparatorCharacter)
  when is_integer(SeparatorCharacter) ->
@@ -1345,7 +1345,7 @@ autoCompSetTypeSeparator(#wx_ref{type=ThisT,ref=ThisRef},SeparatorCharacter)
   <<ThisRef:32/?UI,SeparatorCharacter:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompsetmaxwidth">external documentation</a>.
--spec autoCompSetMaxWidth(This, CharacterCount) -> ok when
+-spec autoCompSetMaxWidth(This, CharacterCount) -> 'ok' when
 	This::wxStyledTextCtrl(), CharacterCount::integer().
 autoCompSetMaxWidth(#wx_ref{type=ThisT,ref=ThisRef},CharacterCount)
  when is_integer(CharacterCount) ->
@@ -1362,7 +1362,7 @@ autoCompGetMaxWidth(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlautocompsetmaxheight">external documentation</a>.
--spec autoCompSetMaxHeight(This, RowCount) -> ok when
+-spec autoCompSetMaxHeight(This, RowCount) -> 'ok' when
 	This::wxStyledTextCtrl(), RowCount::integer().
 autoCompSetMaxHeight(#wx_ref{type=ThisT,ref=ThisRef},RowCount)
  when is_integer(RowCount) ->
@@ -1379,7 +1379,7 @@ autoCompGetMaxHeight(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetindent">external documentation</a>.
--spec setIndent(This, IndentSize) -> ok when
+-spec setIndent(This, IndentSize) -> 'ok' when
 	This::wxStyledTextCtrl(), IndentSize::integer().
 setIndent(#wx_ref{type=ThisT,ref=ThisRef},IndentSize)
  when is_integer(IndentSize) ->
@@ -1396,7 +1396,7 @@ getIndent(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetusetabs">external documentation</a>.
--spec setUseTabs(This, UseTabs) -> ok when
+-spec setUseTabs(This, UseTabs) -> 'ok' when
 	This::wxStyledTextCtrl(), UseTabs::boolean().
 setUseTabs(#wx_ref{type=ThisT,ref=ThisRef},UseTabs)
  when is_boolean(UseTabs) ->
@@ -1413,7 +1413,7 @@ getUseTabs(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetlineindentation">external documentation</a>.
--spec setLineIndentation(This, Line, IndentSize) -> ok when
+-spec setLineIndentation(This, Line, IndentSize) -> 'ok' when
 	This::wxStyledTextCtrl(), Line::integer(), IndentSize::integer().
 setLineIndentation(#wx_ref{type=ThisT,ref=ThisRef},Line,IndentSize)
  when is_integer(Line),is_integer(IndentSize) ->
@@ -1449,7 +1449,7 @@ getColumn(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetusehorizontalscrollbar">external documentation</a>.
--spec setUseHorizontalScrollBar(This, Show) -> ok when
+-spec setUseHorizontalScrollBar(This, Show) -> 'ok' when
 	This::wxStyledTextCtrl(), Show::boolean().
 setUseHorizontalScrollBar(#wx_ref{type=ThisT,ref=ThisRef},Show)
  when is_boolean(Show) ->
@@ -1466,7 +1466,7 @@ getUseHorizontalScrollBar(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetindentationguides">external documentation</a>.
--spec setIndentationGuides(This, Show) -> ok when
+-spec setIndentationGuides(This, Show) -> 'ok' when
 	This::wxStyledTextCtrl(), Show::boolean().
 setIndentationGuides(#wx_ref{type=ThisT,ref=ThisRef},Show)
  when is_boolean(Show) ->
@@ -1483,7 +1483,7 @@ getIndentationGuides(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsethighlightguide">external documentation</a>.
--spec setHighlightGuide(This, Column) -> ok when
+-spec setHighlightGuide(This, Column) -> 'ok' when
 	This::wxStyledTextCtrl(), Column::integer().
 setHighlightGuide(#wx_ref{type=ThisT,ref=ThisRef},Column)
  when is_integer(Column) ->
@@ -1533,7 +1533,7 @@ getReadOnly(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetcurrentpos">external documentation</a>.
--spec setCurrentPos(This, Pos) -> ok when
+-spec setCurrentPos(This, Pos) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos::integer().
 setCurrentPos(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
@@ -1542,7 +1542,7 @@ setCurrentPos(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetselectionstart">external documentation</a>.
--spec setSelectionStart(This, Pos) -> ok when
+-spec setSelectionStart(This, Pos) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos::integer().
 setSelectionStart(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
@@ -1559,7 +1559,7 @@ getSelectionStart(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetselectionend">external documentation</a>.
--spec setSelectionEnd(This, Pos) -> ok when
+-spec setSelectionEnd(This, Pos) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos::integer().
 setSelectionEnd(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
@@ -1576,7 +1576,7 @@ getSelectionEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetprintmagnification">external documentation</a>.
--spec setPrintMagnification(This, Magnification) -> ok when
+-spec setPrintMagnification(This, Magnification) -> 'ok' when
 	This::wxStyledTextCtrl(), Magnification::integer().
 setPrintMagnification(#wx_ref{type=ThisT,ref=ThisRef},Magnification)
  when is_integer(Magnification) ->
@@ -1593,7 +1593,7 @@ getPrintMagnification(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetprintcolourmode">external documentation</a>.
--spec setPrintColourMode(This, Mode) -> ok when
+-spec setPrintColourMode(This, Mode) -> 'ok' when
 	This::wxStyledTextCtrl(), Mode::integer().
 setPrintColourMode(#wx_ref{type=ThisT,ref=ThisRef},Mode)
  when is_integer(Mode) ->
@@ -1620,7 +1620,7 @@ findText(This,MinPos,MaxPos,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlfindtext">external documentation</a>.
 -spec findText(This, MinPos, MaxPos, Text, [Option]) -> integer() when
 	This::wxStyledTextCtrl(), MinPos::integer(), MaxPos::integer(), Text::unicode:chardata(),
-	Option :: {flags, integer()}.
+	Option :: {'flags', integer()}.
 findText(#wx_ref{type=ThisT,ref=ThisRef},MinPos,MaxPos,Text, Options)
  when is_integer(MinPos),is_integer(MaxPos),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1668,7 +1668,7 @@ getLineCount(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetmarginleft">external documentation</a>.
--spec setMarginLeft(This, PixelWidth) -> ok when
+-spec setMarginLeft(This, PixelWidth) -> 'ok' when
 	This::wxStyledTextCtrl(), PixelWidth::integer().
 setMarginLeft(#wx_ref{type=ThisT,ref=ThisRef},PixelWidth)
  when is_integer(PixelWidth) ->
@@ -1685,7 +1685,7 @@ getMarginLeft(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetmarginright">external documentation</a>.
--spec setMarginRight(This, PixelWidth) -> ok when
+-spec setMarginRight(This, PixelWidth) -> 'ok' when
 	This::wxStyledTextCtrl(), PixelWidth::integer().
 setMarginRight(#wx_ref{type=ThisT,ref=ThisRef},PixelWidth)
  when is_integer(PixelWidth) ->
@@ -1710,7 +1710,7 @@ getModify(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetselection">external documentation</a>.
--spec setSelection(This, Start, End) -> ok when
+-spec setSelection(This, Start, End) -> 'ok' when
 	This::wxStyledTextCtrl(), Start::integer(), End::integer().
 setSelection(#wx_ref{type=ThisT,ref=ThisRef},Start,End)
  when is_integer(Start),is_integer(End) ->
@@ -1736,7 +1736,7 @@ getTextRange(#wx_ref{type=ThisT,ref=ThisRef},StartPos,EndPos)
   <<ThisRef:32/?UI,StartPos:32/?UI,EndPos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlhideselection">external documentation</a>.
--spec hideSelection(This, Normal) -> ok when
+-spec hideSelection(This, Normal) -> 'ok' when
 	This::wxStyledTextCtrl(), Normal::boolean().
 hideSelection(#wx_ref{type=ThisT,ref=ThisRef},Normal)
  when is_boolean(Normal) ->
@@ -1763,7 +1763,7 @@ positionFromLine(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinescroll">external documentation</a>.
--spec lineScroll(This, Columns, Lines) -> ok when
+-spec lineScroll(This, Columns, Lines) -> 'ok' when
 	This::wxStyledTextCtrl(), Columns::integer(), Lines::integer().
 lineScroll(#wx_ref{type=ThisT,ref=ThisRef},Columns,Lines)
  when is_integer(Columns),is_integer(Lines) ->
@@ -1772,7 +1772,7 @@ lineScroll(#wx_ref{type=ThisT,ref=ThisRef},Columns,Lines)
   <<ThisRef:32/?UI,Columns:32/?UI,Lines:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlensurecaretvisible">external documentation</a>.
--spec ensureCaretVisible(This) -> ok when
+-spec ensureCaretVisible(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 ensureCaretVisible(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1780,7 +1780,7 @@ ensureCaretVisible(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlreplaceselection">external documentation</a>.
--spec replaceSelection(This, Text) -> ok when
+-spec replaceSelection(This, Text) -> 'ok' when
 	This::wxStyledTextCtrl(), Text::unicode:chardata().
 replaceSelection(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -1790,7 +1790,7 @@ replaceSelection(#wx_ref{type=ThisT,ref=ThisRef},Text)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetreadonly">external documentation</a>.
--spec setReadOnly(This, ReadOnly) -> ok when
+-spec setReadOnly(This, ReadOnly) -> 'ok' when
 	This::wxStyledTextCtrl(), ReadOnly::boolean().
 setReadOnly(#wx_ref{type=ThisT,ref=ThisRef},ReadOnly)
  when is_boolean(ReadOnly) ->
@@ -1815,7 +1815,7 @@ canUndo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlemptyundobuffer">external documentation</a>.
--spec emptyUndoBuffer(This) -> ok when
+-spec emptyUndoBuffer(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 emptyUndoBuffer(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1823,7 +1823,7 @@ emptyUndoBuffer(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlundo">external documentation</a>.
--spec undo(This) -> ok when
+-spec undo(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 undo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1831,7 +1831,7 @@ undo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcut">external documentation</a>.
--spec cut(This) -> ok when
+-spec cut(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 cut(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1839,7 +1839,7 @@ cut(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcopy">external documentation</a>.
--spec copy(This) -> ok when
+-spec copy(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 copy(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1847,7 +1847,7 @@ copy(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlpaste">external documentation</a>.
--spec paste(This) -> ok when
+-spec paste(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 paste(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1855,7 +1855,7 @@ paste(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlclear">external documentation</a>.
--spec clear(This) -> ok when
+-spec clear(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -1863,7 +1863,7 @@ clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsettext">external documentation</a>.
--spec setText(This, Text) -> ok when
+-spec setText(This, Text) -> 'ok' when
 	This::wxStyledTextCtrl(), Text::unicode:chardata().
 setText(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -1897,7 +1897,7 @@ getOvertype(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetcaretwidth">external documentation</a>.
--spec setCaretWidth(This, PixelWidth) -> ok when
+-spec setCaretWidth(This, PixelWidth) -> 'ok' when
 	This::wxStyledTextCtrl(), PixelWidth::integer().
 setCaretWidth(#wx_ref{type=ThisT,ref=ThisRef},PixelWidth)
  when is_integer(PixelWidth) ->
@@ -1914,7 +1914,7 @@ getCaretWidth(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsettargetstart">external documentation</a>.
--spec setTargetStart(This, Pos) -> ok when
+-spec setTargetStart(This, Pos) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos::integer().
 setTargetStart(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
@@ -1931,7 +1931,7 @@ getTargetStart(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsettargetend">external documentation</a>.
--spec setTargetEnd(This, Pos) -> ok when
+-spec setTargetEnd(This, Pos) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos::integer().
 setTargetEnd(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
@@ -1968,7 +1968,7 @@ searchInTarget(#wx_ref{type=ThisT,ref=ThisRef},Text)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetsearchflags">external documentation</a>.
--spec setSearchFlags(This, Flags) -> ok when
+-spec setSearchFlags(This, Flags) -> 'ok' when
 	This::wxStyledTextCtrl(), Flags::integer().
 setSearchFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
  when is_integer(Flags) ->
@@ -1985,7 +1985,7 @@ getSearchFlags(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcalltipshow">external documentation</a>.
--spec callTipShow(This, Pos, Definition) -> ok when
+-spec callTipShow(This, Pos, Definition) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos::integer(), Definition::unicode:chardata().
 callTipShow(#wx_ref{type=ThisT,ref=ThisRef},Pos,Definition)
  when is_integer(Pos),is_list(Definition) ->
@@ -1995,7 +1995,7 @@ callTipShow(#wx_ref{type=ThisT,ref=ThisRef},Pos,Definition)
   <<ThisRef:32/?UI,Pos:32/?UI,(byte_size(Definition_UC)):32/?UI,(Definition_UC)/binary, 0:(((8- ((4+byte_size(Definition_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcalltipcancel">external documentation</a>.
--spec callTipCancel(This) -> ok when
+-spec callTipCancel(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 callTipCancel(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2019,7 +2019,7 @@ callTipPosAtStart(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcalltipsethighlight">external documentation</a>.
--spec callTipSetHighlight(This, Start, End) -> ok when
+-spec callTipSetHighlight(This, Start, End) -> 'ok' when
 	This::wxStyledTextCtrl(), Start::integer(), End::integer().
 callTipSetHighlight(#wx_ref{type=ThisT,ref=ThisRef},Start,End)
  when is_integer(Start),is_integer(End) ->
@@ -2028,7 +2028,7 @@ callTipSetHighlight(#wx_ref{type=ThisT,ref=ThisRef},Start,End)
   <<ThisRef:32/?UI,Start:32/?UI,End:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcalltipsetbackground">external documentation</a>.
--spec callTipSetBackground(This, Back) -> ok when
+-spec callTipSetBackground(This, Back) -> 'ok' when
 	This::wxStyledTextCtrl(), Back::wx:wx_colour().
 callTipSetBackground(#wx_ref{type=ThisT,ref=ThisRef},Back)
  when tuple_size(Back) =:= 3; tuple_size(Back) =:= 4 ->
@@ -2037,7 +2037,7 @@ callTipSetBackground(#wx_ref{type=ThisT,ref=ThisRef},Back)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Back)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcalltipsetforeground">external documentation</a>.
--spec callTipSetForeground(This, Fore) -> ok when
+-spec callTipSetForeground(This, Fore) -> 'ok' when
 	This::wxStyledTextCtrl(), Fore::wx:wx_colour().
 callTipSetForeground(#wx_ref{type=ThisT,ref=ThisRef},Fore)
  when tuple_size(Fore) =:= 3; tuple_size(Fore) =:= 4 ->
@@ -2046,7 +2046,7 @@ callTipSetForeground(#wx_ref{type=ThisT,ref=ThisRef},Fore)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Fore)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcalltipsetforegroundhighlight">external documentation</a>.
--spec callTipSetForegroundHighlight(This, Fore) -> ok when
+-spec callTipSetForegroundHighlight(This, Fore) -> 'ok' when
 	This::wxStyledTextCtrl(), Fore::wx:wx_colour().
 callTipSetForegroundHighlight(#wx_ref{type=ThisT,ref=ThisRef},Fore)
  when tuple_size(Fore) =:= 3; tuple_size(Fore) =:= 4 ->
@@ -2055,7 +2055,7 @@ callTipSetForegroundHighlight(#wx_ref{type=ThisT,ref=ThisRef},Fore)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Fore)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcalltipusestyle">external documentation</a>.
--spec callTipUseStyle(This, TabSize) -> ok when
+-spec callTipUseStyle(This, TabSize) -> 'ok' when
 	This::wxStyledTextCtrl(), TabSize::integer().
 callTipUseStyle(#wx_ref{type=ThisT,ref=ThisRef},TabSize)
  when is_integer(TabSize) ->
@@ -2091,7 +2091,7 @@ wrapCount(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetfoldlevel">external documentation</a>.
--spec setFoldLevel(This, Line, Level) -> ok when
+-spec setFoldLevel(This, Line, Level) -> 'ok' when
 	This::wxStyledTextCtrl(), Line::integer(), Level::integer().
 setFoldLevel(#wx_ref{type=ThisT,ref=ThisRef},Line,Level)
  when is_integer(Line),is_integer(Level) ->
@@ -2127,7 +2127,7 @@ getFoldParent(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlshowlines">external documentation</a>.
--spec showLines(This, LineStart, LineEnd) -> ok when
+-spec showLines(This, LineStart, LineEnd) -> 'ok' when
 	This::wxStyledTextCtrl(), LineStart::integer(), LineEnd::integer().
 showLines(#wx_ref{type=ThisT,ref=ThisRef},LineStart,LineEnd)
  when is_integer(LineStart),is_integer(LineEnd) ->
@@ -2136,7 +2136,7 @@ showLines(#wx_ref{type=ThisT,ref=ThisRef},LineStart,LineEnd)
   <<ThisRef:32/?UI,LineStart:32/?UI,LineEnd:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlhidelines">external documentation</a>.
--spec hideLines(This, LineStart, LineEnd) -> ok when
+-spec hideLines(This, LineStart, LineEnd) -> 'ok' when
 	This::wxStyledTextCtrl(), LineStart::integer(), LineEnd::integer().
 hideLines(#wx_ref{type=ThisT,ref=ThisRef},LineStart,LineEnd)
  when is_integer(LineStart),is_integer(LineEnd) ->
@@ -2154,7 +2154,7 @@ getLineVisible(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetfoldexpanded">external documentation</a>.
--spec setFoldExpanded(This, Line, Expanded) -> ok when
+-spec setFoldExpanded(This, Line, Expanded) -> 'ok' when
 	This::wxStyledTextCtrl(), Line::integer(), Expanded::boolean().
 setFoldExpanded(#wx_ref{type=ThisT,ref=ThisRef},Line,Expanded)
  when is_integer(Line),is_boolean(Expanded) ->
@@ -2172,7 +2172,7 @@ getFoldExpanded(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrltogglefold">external documentation</a>.
--spec toggleFold(This, Line) -> ok when
+-spec toggleFold(This, Line) -> 'ok' when
 	This::wxStyledTextCtrl(), Line::integer().
 toggleFold(#wx_ref{type=ThisT,ref=ThisRef},Line)
  when is_integer(Line) ->
@@ -2181,7 +2181,7 @@ toggleFold(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlensurevisible">external documentation</a>.
--spec ensureVisible(This, Line) -> ok when
+-spec ensureVisible(This, Line) -> 'ok' when
 	This::wxStyledTextCtrl(), Line::integer().
 ensureVisible(#wx_ref{type=ThisT,ref=ThisRef},Line)
  when is_integer(Line) ->
@@ -2190,7 +2190,7 @@ ensureVisible(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetfoldflags">external documentation</a>.
--spec setFoldFlags(This, Flags) -> ok when
+-spec setFoldFlags(This, Flags) -> 'ok' when
 	This::wxStyledTextCtrl(), Flags::integer().
 setFoldFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
  when is_integer(Flags) ->
@@ -2199,7 +2199,7 @@ setFoldFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
   <<ThisRef:32/?UI,Flags:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlensurevisibleenforcepolicy">external documentation</a>.
--spec ensureVisibleEnforcePolicy(This, Line) -> ok when
+-spec ensureVisibleEnforcePolicy(This, Line) -> 'ok' when
 	This::wxStyledTextCtrl(), Line::integer().
 ensureVisibleEnforcePolicy(#wx_ref{type=ThisT,ref=ThisRef},Line)
  when is_integer(Line) ->
@@ -2208,7 +2208,7 @@ ensureVisibleEnforcePolicy(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsettabindents">external documentation</a>.
--spec setTabIndents(This, TabIndents) -> ok when
+-spec setTabIndents(This, TabIndents) -> 'ok' when
 	This::wxStyledTextCtrl(), TabIndents::boolean().
 setTabIndents(#wx_ref{type=ThisT,ref=ThisRef},TabIndents)
  when is_boolean(TabIndents) ->
@@ -2225,7 +2225,7 @@ getTabIndents(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetbackspaceunindents">external documentation</a>.
--spec setBackSpaceUnIndents(This, BsUnIndents) -> ok when
+-spec setBackSpaceUnIndents(This, BsUnIndents) -> 'ok' when
 	This::wxStyledTextCtrl(), BsUnIndents::boolean().
 setBackSpaceUnIndents(#wx_ref{type=ThisT,ref=ThisRef},BsUnIndents)
  when is_boolean(BsUnIndents) ->
@@ -2242,7 +2242,7 @@ getBackSpaceUnIndents(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetmousedwelltime">external documentation</a>.
--spec setMouseDwellTime(This, PeriodMilliseconds) -> ok when
+-spec setMouseDwellTime(This, PeriodMilliseconds) -> 'ok' when
 	This::wxStyledTextCtrl(), PeriodMilliseconds::integer().
 setMouseDwellTime(#wx_ref{type=ThisT,ref=ThisRef},PeriodMilliseconds)
  when is_integer(PeriodMilliseconds) ->
@@ -2277,7 +2277,7 @@ wordEndPosition(#wx_ref{type=ThisT,ref=ThisRef},Pos,OnlyWordCharacters)
   <<ThisRef:32/?UI,Pos:32/?UI,(wxe_util:from_bool(OnlyWordCharacters)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetwrapmode">external documentation</a>.
--spec setWrapMode(This, Mode) -> ok when
+-spec setWrapMode(This, Mode) -> 'ok' when
 	This::wxStyledTextCtrl(), Mode::integer().
 setWrapMode(#wx_ref{type=ThisT,ref=ThisRef},Mode)
  when is_integer(Mode) ->
@@ -2294,7 +2294,7 @@ getWrapMode(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetwrapvisualflags">external documentation</a>.
--spec setWrapVisualFlags(This, WrapVisualFlags) -> ok when
+-spec setWrapVisualFlags(This, WrapVisualFlags) -> 'ok' when
 	This::wxStyledTextCtrl(), WrapVisualFlags::integer().
 setWrapVisualFlags(#wx_ref{type=ThisT,ref=ThisRef},WrapVisualFlags)
  when is_integer(WrapVisualFlags) ->
@@ -2311,7 +2311,7 @@ getWrapVisualFlags(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetwrapvisualflagslocation">external documentation</a>.
--spec setWrapVisualFlagsLocation(This, WrapVisualFlagsLocation) -> ok when
+-spec setWrapVisualFlagsLocation(This, WrapVisualFlagsLocation) -> 'ok' when
 	This::wxStyledTextCtrl(), WrapVisualFlagsLocation::integer().
 setWrapVisualFlagsLocation(#wx_ref{type=ThisT,ref=ThisRef},WrapVisualFlagsLocation)
  when is_integer(WrapVisualFlagsLocation) ->
@@ -2328,7 +2328,7 @@ getWrapVisualFlagsLocation(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetwrapstartindent">external documentation</a>.
--spec setWrapStartIndent(This, Indent) -> ok when
+-spec setWrapStartIndent(This, Indent) -> 'ok' when
 	This::wxStyledTextCtrl(), Indent::integer().
 setWrapStartIndent(#wx_ref{type=ThisT,ref=ThisRef},Indent)
  when is_integer(Indent) ->
@@ -2345,7 +2345,7 @@ getWrapStartIndent(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetlayoutcache">external documentation</a>.
--spec setLayoutCache(This, Mode) -> ok when
+-spec setLayoutCache(This, Mode) -> 'ok' when
 	This::wxStyledTextCtrl(), Mode::integer().
 setLayoutCache(#wx_ref{type=ThisT,ref=ThisRef},Mode)
  when is_integer(Mode) ->
@@ -2362,7 +2362,7 @@ getLayoutCache(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetscrollwidth">external documentation</a>.
--spec setScrollWidth(This, PixelWidth) -> ok when
+-spec setScrollWidth(This, PixelWidth) -> 'ok' when
 	This::wxStyledTextCtrl(), PixelWidth::integer().
 setScrollWidth(#wx_ref{type=ThisT,ref=ThisRef},PixelWidth)
  when is_integer(PixelWidth) ->
@@ -2406,7 +2406,7 @@ textHeight(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetuseverticalscrollbar">external documentation</a>.
--spec setUseVerticalScrollBar(This, Show) -> ok when
+-spec setUseVerticalScrollBar(This, Show) -> 'ok' when
 	This::wxStyledTextCtrl(), Show::boolean().
 setUseVerticalScrollBar(#wx_ref{type=ThisT,ref=ThisRef},Show)
  when is_boolean(Show) ->
@@ -2423,7 +2423,7 @@ getUseVerticalScrollBar(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlappendtext">external documentation</a>.
--spec appendText(This, Text) -> ok when
+-spec appendText(This, Text) -> 'ok' when
 	This::wxStyledTextCtrl(), Text::unicode:chardata().
 appendText(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -2441,7 +2441,7 @@ getTwoPhaseDraw(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsettwophasedraw">external documentation</a>.
--spec setTwoPhaseDraw(This, TwoPhase) -> ok when
+-spec setTwoPhaseDraw(This, TwoPhase) -> 'ok' when
 	This::wxStyledTextCtrl(), TwoPhase::boolean().
 setTwoPhaseDraw(#wx_ref{type=ThisT,ref=ThisRef},TwoPhase)
  when is_boolean(TwoPhase) ->
@@ -2450,7 +2450,7 @@ setTwoPhaseDraw(#wx_ref{type=ThisT,ref=ThisRef},TwoPhase)
   <<ThisRef:32/?UI,(wxe_util:from_bool(TwoPhase)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrltargetfromselection">external documentation</a>.
--spec targetFromSelection(This) -> ok when
+-spec targetFromSelection(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 targetFromSelection(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2458,7 +2458,7 @@ targetFromSelection(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinesjoin">external documentation</a>.
--spec linesJoin(This) -> ok when
+-spec linesJoin(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 linesJoin(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2466,7 +2466,7 @@ linesJoin(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinessplit">external documentation</a>.
--spec linesSplit(This, PixelWidth) -> ok when
+-spec linesSplit(This, PixelWidth) -> 'ok' when
 	This::wxStyledTextCtrl(), PixelWidth::integer().
 linesSplit(#wx_ref{type=ThisT,ref=ThisRef},PixelWidth)
  when is_integer(PixelWidth) ->
@@ -2475,7 +2475,7 @@ linesSplit(#wx_ref{type=ThisT,ref=ThisRef},PixelWidth)
   <<ThisRef:32/?UI,PixelWidth:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetfoldmargincolour">external documentation</a>.
--spec setFoldMarginColour(This, UseSetting, Back) -> ok when
+-spec setFoldMarginColour(This, UseSetting, Back) -> 'ok' when
 	This::wxStyledTextCtrl(), UseSetting::boolean(), Back::wx:wx_colour().
 setFoldMarginColour(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Back)
  when is_boolean(UseSetting),tuple_size(Back) =:= 3; tuple_size(Back) =:= 4 ->
@@ -2484,7 +2484,7 @@ setFoldMarginColour(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Back)
   <<ThisRef:32/?UI,(wxe_util:from_bool(UseSetting)):32/?UI,(wxe_util:colour_bin(Back)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetfoldmarginhicolour">external documentation</a>.
--spec setFoldMarginHiColour(This, UseSetting, Fore) -> ok when
+-spec setFoldMarginHiColour(This, UseSetting, Fore) -> 'ok' when
 	This::wxStyledTextCtrl(), UseSetting::boolean(), Fore::wx:wx_colour().
 setFoldMarginHiColour(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Fore)
  when is_boolean(UseSetting),tuple_size(Fore) =:= 3; tuple_size(Fore) =:= 4 ->
@@ -2493,7 +2493,7 @@ setFoldMarginHiColour(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Fore)
   <<ThisRef:32/?UI,(wxe_util:from_bool(UseSetting)):32/?UI,(wxe_util:colour_bin(Fore)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinedown">external documentation</a>.
--spec lineDown(This) -> ok when
+-spec lineDown(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineDown(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2501,7 +2501,7 @@ lineDown(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinedownextend">external documentation</a>.
--spec lineDownExtend(This) -> ok when
+-spec lineDownExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineDownExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2509,7 +2509,7 @@ lineDownExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllineup">external documentation</a>.
--spec lineUp(This) -> ok when
+-spec lineUp(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2517,7 +2517,7 @@ lineUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllineupextend">external documentation</a>.
--spec lineUpExtend(This) -> ok when
+-spec lineUpExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineUpExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2525,7 +2525,7 @@ lineUpExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcharleft">external documentation</a>.
--spec charLeft(This) -> ok when
+-spec charLeft(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 charLeft(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2533,7 +2533,7 @@ charLeft(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcharleftextend">external documentation</a>.
--spec charLeftExtend(This) -> ok when
+-spec charLeftExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 charLeftExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2541,7 +2541,7 @@ charLeftExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcharright">external documentation</a>.
--spec charRight(This) -> ok when
+-spec charRight(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 charRight(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2549,7 +2549,7 @@ charRight(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcharrightextend">external documentation</a>.
--spec charRightExtend(This) -> ok when
+-spec charRightExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 charRightExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2557,7 +2557,7 @@ charRightExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordleft">external documentation</a>.
--spec wordLeft(This) -> ok when
+-spec wordLeft(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordLeft(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2565,7 +2565,7 @@ wordLeft(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordleftextend">external documentation</a>.
--spec wordLeftExtend(This) -> ok when
+-spec wordLeftExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordLeftExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2573,7 +2573,7 @@ wordLeftExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordright">external documentation</a>.
--spec wordRight(This) -> ok when
+-spec wordRight(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordRight(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2581,7 +2581,7 @@ wordRight(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordrightextend">external documentation</a>.
--spec wordRightExtend(This) -> ok when
+-spec wordRightExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordRightExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2589,7 +2589,7 @@ wordRightExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlhome">external documentation</a>.
--spec home(This) -> ok when
+-spec home(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 home(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2597,7 +2597,7 @@ home(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlhomeextend">external documentation</a>.
--spec homeExtend(This) -> ok when
+-spec homeExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 homeExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2605,7 +2605,7 @@ homeExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllineend">external documentation</a>.
--spec lineEnd(This) -> ok when
+-spec lineEnd(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2613,7 +2613,7 @@ lineEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllineendextend">external documentation</a>.
--spec lineEndExtend(This) -> ok when
+-spec lineEndExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineEndExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2621,7 +2621,7 @@ lineEndExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrldocumentstart">external documentation</a>.
--spec documentStart(This) -> ok when
+-spec documentStart(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 documentStart(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2629,7 +2629,7 @@ documentStart(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrldocumentstartextend">external documentation</a>.
--spec documentStartExtend(This) -> ok when
+-spec documentStartExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 documentStartExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2637,7 +2637,7 @@ documentStartExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrldocumentend">external documentation</a>.
--spec documentEnd(This) -> ok when
+-spec documentEnd(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 documentEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2645,7 +2645,7 @@ documentEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrldocumentendextend">external documentation</a>.
--spec documentEndExtend(This) -> ok when
+-spec documentEndExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 documentEndExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2653,7 +2653,7 @@ documentEndExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlpageup">external documentation</a>.
--spec pageUp(This) -> ok when
+-spec pageUp(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 pageUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2661,7 +2661,7 @@ pageUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlpageupextend">external documentation</a>.
--spec pageUpExtend(This) -> ok when
+-spec pageUpExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 pageUpExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2669,7 +2669,7 @@ pageUpExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlpagedown">external documentation</a>.
--spec pageDown(This) -> ok when
+-spec pageDown(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 pageDown(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2677,7 +2677,7 @@ pageDown(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlpagedownextend">external documentation</a>.
--spec pageDownExtend(This) -> ok when
+-spec pageDownExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 pageDownExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2685,7 +2685,7 @@ pageDownExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrledittoggleovertype">external documentation</a>.
--spec editToggleOvertype(This) -> ok when
+-spec editToggleOvertype(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 editToggleOvertype(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2693,7 +2693,7 @@ editToggleOvertype(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcancel">external documentation</a>.
--spec cancel(This) -> ok when
+-spec cancel(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 cancel(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2701,7 +2701,7 @@ cancel(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrldeleteback">external documentation</a>.
--spec deleteBack(This) -> ok when
+-spec deleteBack(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 deleteBack(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2709,7 +2709,7 @@ deleteBack(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrltab">external documentation</a>.
--spec tab(This) -> ok when
+-spec tab(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 tab(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2717,7 +2717,7 @@ tab(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlbacktab">external documentation</a>.
--spec backTab(This) -> ok when
+-spec backTab(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 backTab(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2725,7 +2725,7 @@ backTab(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlnewline">external documentation</a>.
--spec newLine(This) -> ok when
+-spec newLine(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 newLine(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2733,7 +2733,7 @@ newLine(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlformfeed">external documentation</a>.
--spec formFeed(This) -> ok when
+-spec formFeed(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 formFeed(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2741,7 +2741,7 @@ formFeed(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlvchome">external documentation</a>.
--spec vCHome(This) -> ok when
+-spec vCHome(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 vCHome(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2749,7 +2749,7 @@ vCHome(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlvchomeextend">external documentation</a>.
--spec vCHomeExtend(This) -> ok when
+-spec vCHomeExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 vCHomeExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2757,7 +2757,7 @@ vCHomeExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlzoomin">external documentation</a>.
--spec zoomIn(This) -> ok when
+-spec zoomIn(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 zoomIn(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2765,7 +2765,7 @@ zoomIn(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlzoomout">external documentation</a>.
--spec zoomOut(This) -> ok when
+-spec zoomOut(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 zoomOut(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2773,7 +2773,7 @@ zoomOut(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrldelwordleft">external documentation</a>.
--spec delWordLeft(This) -> ok when
+-spec delWordLeft(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 delWordLeft(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2781,7 +2781,7 @@ delWordLeft(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrldelwordright">external documentation</a>.
--spec delWordRight(This) -> ok when
+-spec delWordRight(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 delWordRight(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2789,7 +2789,7 @@ delWordRight(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinecut">external documentation</a>.
--spec lineCut(This) -> ok when
+-spec lineCut(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineCut(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2797,7 +2797,7 @@ lineCut(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinedelete">external documentation</a>.
--spec lineDelete(This) -> ok when
+-spec lineDelete(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineDelete(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2805,7 +2805,7 @@ lineDelete(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinetranspose">external documentation</a>.
--spec lineTranspose(This) -> ok when
+-spec lineTranspose(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineTranspose(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2813,7 +2813,7 @@ lineTranspose(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllineduplicate">external documentation</a>.
--spec lineDuplicate(This) -> ok when
+-spec lineDuplicate(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineDuplicate(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2821,7 +2821,7 @@ lineDuplicate(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllowercase">external documentation</a>.
--spec lowerCase(This) -> ok when
+-spec lowerCase(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lowerCase(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2829,7 +2829,7 @@ lowerCase(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrluppercase">external documentation</a>.
--spec upperCase(This) -> ok when
+-spec upperCase(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 upperCase(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2837,7 +2837,7 @@ upperCase(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinescrolldown">external documentation</a>.
--spec lineScrollDown(This) -> ok when
+-spec lineScrollDown(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineScrollDown(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2845,7 +2845,7 @@ lineScrollDown(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinescrollup">external documentation</a>.
--spec lineScrollUp(This) -> ok when
+-spec lineScrollUp(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineScrollUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2853,7 +2853,7 @@ lineScrollUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrldeletebacknotline">external documentation</a>.
--spec deleteBackNotLine(This) -> ok when
+-spec deleteBackNotLine(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 deleteBackNotLine(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2861,7 +2861,7 @@ deleteBackNotLine(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlhomedisplay">external documentation</a>.
--spec homeDisplay(This) -> ok when
+-spec homeDisplay(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 homeDisplay(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2869,7 +2869,7 @@ homeDisplay(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlhomedisplayextend">external documentation</a>.
--spec homeDisplayExtend(This) -> ok when
+-spec homeDisplayExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 homeDisplayExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2877,7 +2877,7 @@ homeDisplayExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllineenddisplay">external documentation</a>.
--spec lineEndDisplay(This) -> ok when
+-spec lineEndDisplay(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineEndDisplay(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2885,7 +2885,7 @@ lineEndDisplay(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllineenddisplayextend">external documentation</a>.
--spec lineEndDisplayExtend(This) -> ok when
+-spec lineEndDisplayExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineEndDisplayExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2893,7 +2893,7 @@ lineEndDisplayExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlhomewrapextend">external documentation</a>.
--spec homeWrapExtend(This) -> ok when
+-spec homeWrapExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 homeWrapExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2901,7 +2901,7 @@ homeWrapExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllineendwrap">external documentation</a>.
--spec lineEndWrap(This) -> ok when
+-spec lineEndWrap(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineEndWrap(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2909,7 +2909,7 @@ lineEndWrap(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllineendwrapextend">external documentation</a>.
--spec lineEndWrapExtend(This) -> ok when
+-spec lineEndWrapExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineEndWrapExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2917,7 +2917,7 @@ lineEndWrapExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlvchomewrap">external documentation</a>.
--spec vCHomeWrap(This) -> ok when
+-spec vCHomeWrap(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 vCHomeWrap(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2925,7 +2925,7 @@ vCHomeWrap(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlvchomewrapextend">external documentation</a>.
--spec vCHomeWrapExtend(This) -> ok when
+-spec vCHomeWrapExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 vCHomeWrapExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2933,7 +2933,7 @@ vCHomeWrapExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinecopy">external documentation</a>.
--spec lineCopy(This) -> ok when
+-spec lineCopy(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineCopy(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2941,7 +2941,7 @@ lineCopy(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlmovecaretinsideview">external documentation</a>.
--spec moveCaretInsideView(This) -> ok when
+-spec moveCaretInsideView(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 moveCaretInsideView(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -2958,7 +2958,7 @@ lineLength(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlbracehighlight">external documentation</a>.
--spec braceHighlight(This, Pos1, Pos2) -> ok when
+-spec braceHighlight(This, Pos1, Pos2) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos1::integer(), Pos2::integer().
 braceHighlight(#wx_ref{type=ThisT,ref=ThisRef},Pos1,Pos2)
  when is_integer(Pos1),is_integer(Pos2) ->
@@ -2967,7 +2967,7 @@ braceHighlight(#wx_ref{type=ThisT,ref=ThisRef},Pos1,Pos2)
   <<ThisRef:32/?UI,Pos1:32/?UI,Pos2:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlbracebadlight">external documentation</a>.
--spec braceBadLight(This, Pos) -> ok when
+-spec braceBadLight(This, Pos) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos::integer().
 braceBadLight(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
@@ -2993,7 +2993,7 @@ getViewEOL(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetvieweol">external documentation</a>.
--spec setViewEOL(This, Visible) -> ok when
+-spec setViewEOL(This, Visible) -> 'ok' when
 	This::wxStyledTextCtrl(), Visible::boolean().
 setViewEOL(#wx_ref{type=ThisT,ref=ThisRef},Visible)
  when is_boolean(Visible) ->
@@ -3002,7 +3002,7 @@ setViewEOL(#wx_ref{type=ThisT,ref=ThisRef},Visible)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Visible)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetmodeventmask">external documentation</a>.
--spec setModEventMask(This, Mask) -> ok when
+-spec setModEventMask(This, Mask) -> 'ok' when
 	This::wxStyledTextCtrl(), Mask::integer().
 setModEventMask(#wx_ref{type=ThisT,ref=ThisRef},Mask)
  when is_integer(Mask) ->
@@ -3019,7 +3019,7 @@ getEdgeColumn(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetedgecolumn">external documentation</a>.
--spec setEdgeColumn(This, Column) -> ok when
+-spec setEdgeColumn(This, Column) -> 'ok' when
 	This::wxStyledTextCtrl(), Column::integer().
 setEdgeColumn(#wx_ref{type=ThisT,ref=ThisRef},Column)
  when is_integer(Column) ->
@@ -3028,7 +3028,7 @@ setEdgeColumn(#wx_ref{type=ThisT,ref=ThisRef},Column)
   <<ThisRef:32/?UI,Column:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetedgemode">external documentation</a>.
--spec setEdgeMode(This, Mode) -> ok when
+-spec setEdgeMode(This, Mode) -> 'ok' when
 	This::wxStyledTextCtrl(), Mode::integer().
 setEdgeMode(#wx_ref{type=ThisT,ref=ThisRef},Mode)
  when is_integer(Mode) ->
@@ -3053,7 +3053,7 @@ getEdgeColour(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetedgecolour">external documentation</a>.
--spec setEdgeColour(This, EdgeColour) -> ok when
+-spec setEdgeColour(This, EdgeColour) -> 'ok' when
 	This::wxStyledTextCtrl(), EdgeColour::wx:wx_colour().
 setEdgeColour(#wx_ref{type=ThisT,ref=ThisRef},EdgeColour)
  when tuple_size(EdgeColour) =:= 3; tuple_size(EdgeColour) =:= 4 ->
@@ -3062,7 +3062,7 @@ setEdgeColour(#wx_ref{type=ThisT,ref=ThisRef},EdgeColour)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(EdgeColour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsearchanchor">external documentation</a>.
--spec searchAnchor(This) -> ok when
+-spec searchAnchor(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 searchAnchor(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3098,7 +3098,7 @@ linesOnScreen(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlusepopup">external documentation</a>.
--spec usePopUp(This, AllowPopUp) -> ok when
+-spec usePopUp(This, AllowPopUp) -> 'ok' when
 	This::wxStyledTextCtrl(), AllowPopUp::boolean().
 usePopUp(#wx_ref{type=ThisT,ref=ThisRef},AllowPopUp)
  when is_boolean(AllowPopUp) ->
@@ -3115,7 +3115,7 @@ selectionIsRectangle(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetzoom">external documentation</a>.
--spec setZoom(This, Zoom) -> ok when
+-spec setZoom(This, Zoom) -> 'ok' when
 	This::wxStyledTextCtrl(), Zoom::integer().
 setZoom(#wx_ref{type=ThisT,ref=ThisRef},Zoom)
  when is_integer(Zoom) ->
@@ -3140,7 +3140,7 @@ getModEventMask(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetstcfocus">external documentation</a>.
--spec setSTCFocus(This, Focus) -> ok when
+-spec setSTCFocus(This, Focus) -> 'ok' when
 	This::wxStyledTextCtrl(), Focus::boolean().
 setSTCFocus(#wx_ref{type=ThisT,ref=ThisRef},Focus)
  when is_boolean(Focus) ->
@@ -3157,7 +3157,7 @@ getSTCFocus(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetstatus">external documentation</a>.
--spec setStatus(This, StatusCode) -> ok when
+-spec setStatus(This, StatusCode) -> 'ok' when
 	This::wxStyledTextCtrl(), StatusCode::integer().
 setStatus(#wx_ref{type=ThisT,ref=ThisRef},StatusCode)
  when is_integer(StatusCode) ->
@@ -3174,7 +3174,7 @@ getStatus(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetmousedowncaptures">external documentation</a>.
--spec setMouseDownCaptures(This, Captures) -> ok when
+-spec setMouseDownCaptures(This, Captures) -> 'ok' when
 	This::wxStyledTextCtrl(), Captures::boolean().
 setMouseDownCaptures(#wx_ref{type=ThisT,ref=ThisRef},Captures)
  when is_boolean(Captures) ->
@@ -3191,7 +3191,7 @@ getMouseDownCaptures(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetstccursor">external documentation</a>.
--spec setSTCCursor(This, CursorType) -> ok when
+-spec setSTCCursor(This, CursorType) -> 'ok' when
 	This::wxStyledTextCtrl(), CursorType::integer().
 setSTCCursor(#wx_ref{type=ThisT,ref=ThisRef},CursorType)
  when is_integer(CursorType) ->
@@ -3208,7 +3208,7 @@ getSTCCursor(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetcontrolcharsymbol">external documentation</a>.
--spec setControlCharSymbol(This, Symbol) -> ok when
+-spec setControlCharSymbol(This, Symbol) -> 'ok' when
 	This::wxStyledTextCtrl(), Symbol::integer().
 setControlCharSymbol(#wx_ref{type=ThisT,ref=ThisRef},Symbol)
  when is_integer(Symbol) ->
@@ -3225,7 +3225,7 @@ getControlCharSymbol(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordpartleft">external documentation</a>.
--spec wordPartLeft(This) -> ok when
+-spec wordPartLeft(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordPartLeft(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3233,7 +3233,7 @@ wordPartLeft(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordpartleftextend">external documentation</a>.
--spec wordPartLeftExtend(This) -> ok when
+-spec wordPartLeftExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordPartLeftExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3241,7 +3241,7 @@ wordPartLeftExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordpartright">external documentation</a>.
--spec wordPartRight(This) -> ok when
+-spec wordPartRight(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordPartRight(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3249,7 +3249,7 @@ wordPartRight(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordpartrightextend">external documentation</a>.
--spec wordPartRightExtend(This) -> ok when
+-spec wordPartRightExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordPartRightExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3257,7 +3257,7 @@ wordPartRightExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetvisiblepolicy">external documentation</a>.
--spec setVisiblePolicy(This, VisiblePolicy, VisibleSlop) -> ok when
+-spec setVisiblePolicy(This, VisiblePolicy, VisibleSlop) -> 'ok' when
 	This::wxStyledTextCtrl(), VisiblePolicy::integer(), VisibleSlop::integer().
 setVisiblePolicy(#wx_ref{type=ThisT,ref=ThisRef},VisiblePolicy,VisibleSlop)
  when is_integer(VisiblePolicy),is_integer(VisibleSlop) ->
@@ -3266,7 +3266,7 @@ setVisiblePolicy(#wx_ref{type=ThisT,ref=ThisRef},VisiblePolicy,VisibleSlop)
   <<ThisRef:32/?UI,VisiblePolicy:32/?UI,VisibleSlop:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrldellineleft">external documentation</a>.
--spec delLineLeft(This) -> ok when
+-spec delLineLeft(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 delLineLeft(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3274,7 +3274,7 @@ delLineLeft(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrldellineright">external documentation</a>.
--spec delLineRight(This) -> ok when
+-spec delLineRight(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 delLineRight(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3290,7 +3290,7 @@ getXOffset(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlchoosecaretx">external documentation</a>.
--spec chooseCaretX(This) -> ok when
+-spec chooseCaretX(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 chooseCaretX(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3298,7 +3298,7 @@ chooseCaretX(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetxcaretpolicy">external documentation</a>.
--spec setXCaretPolicy(This, CaretPolicy, CaretSlop) -> ok when
+-spec setXCaretPolicy(This, CaretPolicy, CaretSlop) -> 'ok' when
 	This::wxStyledTextCtrl(), CaretPolicy::integer(), CaretSlop::integer().
 setXCaretPolicy(#wx_ref{type=ThisT,ref=ThisRef},CaretPolicy,CaretSlop)
  when is_integer(CaretPolicy),is_integer(CaretSlop) ->
@@ -3307,7 +3307,7 @@ setXCaretPolicy(#wx_ref{type=ThisT,ref=ThisRef},CaretPolicy,CaretSlop)
   <<ThisRef:32/?UI,CaretPolicy:32/?UI,CaretSlop:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetycaretpolicy">external documentation</a>.
--spec setYCaretPolicy(This, CaretPolicy, CaretSlop) -> ok when
+-spec setYCaretPolicy(This, CaretPolicy, CaretSlop) -> 'ok' when
 	This::wxStyledTextCtrl(), CaretPolicy::integer(), CaretSlop::integer().
 setYCaretPolicy(#wx_ref{type=ThisT,ref=ThisRef},CaretPolicy,CaretSlop)
  when is_integer(CaretPolicy),is_integer(CaretSlop) ->
@@ -3324,7 +3324,7 @@ getPrintWrapMode(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsethotspotactiveforeground">external documentation</a>.
--spec setHotspotActiveForeground(This, UseSetting, Fore) -> ok when
+-spec setHotspotActiveForeground(This, UseSetting, Fore) -> 'ok' when
 	This::wxStyledTextCtrl(), UseSetting::boolean(), Fore::wx:wx_colour().
 setHotspotActiveForeground(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Fore)
  when is_boolean(UseSetting),tuple_size(Fore) =:= 3; tuple_size(Fore) =:= 4 ->
@@ -3333,7 +3333,7 @@ setHotspotActiveForeground(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Fore)
   <<ThisRef:32/?UI,(wxe_util:from_bool(UseSetting)):32/?UI,(wxe_util:colour_bin(Fore)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsethotspotactivebackground">external documentation</a>.
--spec setHotspotActiveBackground(This, UseSetting, Back) -> ok when
+-spec setHotspotActiveBackground(This, UseSetting, Back) -> 'ok' when
 	This::wxStyledTextCtrl(), UseSetting::boolean(), Back::wx:wx_colour().
 setHotspotActiveBackground(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Back)
  when is_boolean(UseSetting),tuple_size(Back) =:= 3; tuple_size(Back) =:= 4 ->
@@ -3342,7 +3342,7 @@ setHotspotActiveBackground(#wx_ref{type=ThisT,ref=ThisRef},UseSetting,Back)
   <<ThisRef:32/?UI,(wxe_util:from_bool(UseSetting)):32/?UI,(wxe_util:colour_bin(Back)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsethotspotactiveunderline">external documentation</a>.
--spec setHotspotActiveUnderline(This, Underline) -> ok when
+-spec setHotspotActiveUnderline(This, Underline) -> 'ok' when
 	This::wxStyledTextCtrl(), Underline::boolean().
 setHotspotActiveUnderline(#wx_ref{type=ThisT,ref=ThisRef},Underline)
  when is_boolean(Underline) ->
@@ -3351,7 +3351,7 @@ setHotspotActiveUnderline(#wx_ref{type=ThisT,ref=ThisRef},Underline)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Underline)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsethotspotsingleline">external documentation</a>.
--spec setHotspotSingleLine(This, SingleLine) -> ok when
+-spec setHotspotSingleLine(This, SingleLine) -> 'ok' when
 	This::wxStyledTextCtrl(), SingleLine::boolean().
 setHotspotSingleLine(#wx_ref{type=ThisT,ref=ThisRef},SingleLine)
  when is_boolean(SingleLine) ->
@@ -3360,7 +3360,7 @@ setHotspotSingleLine(#wx_ref{type=ThisT,ref=ThisRef},SingleLine)
   <<ThisRef:32/?UI,(wxe_util:from_bool(SingleLine)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlparadownextend">external documentation</a>.
--spec paraDownExtend(This) -> ok when
+-spec paraDownExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 paraDownExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3368,7 +3368,7 @@ paraDownExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlparaup">external documentation</a>.
--spec paraUp(This) -> ok when
+-spec paraUp(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 paraUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3376,7 +3376,7 @@ paraUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlparaupextend">external documentation</a>.
--spec paraUpExtend(This) -> ok when
+-spec paraUpExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 paraUpExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3402,7 +3402,7 @@ positionAfter(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcopyrange">external documentation</a>.
--spec copyRange(This, Start, End) -> ok when
+-spec copyRange(This, Start, End) -> 'ok' when
 	This::wxStyledTextCtrl(), Start::integer(), End::integer().
 copyRange(#wx_ref{type=ThisT,ref=ThisRef},Start,End)
  when is_integer(Start),is_integer(End) ->
@@ -3411,7 +3411,7 @@ copyRange(#wx_ref{type=ThisT,ref=ThisRef},Start,End)
   <<ThisRef:32/?UI,Start:32/?UI,End:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcopytext">external documentation</a>.
--spec copyText(This, Length, Text) -> ok when
+-spec copyText(This, Length, Text) -> 'ok' when
 	This::wxStyledTextCtrl(), Length::integer(), Text::unicode:chardata().
 copyText(#wx_ref{type=ThisT,ref=ThisRef},Length,Text)
  when is_integer(Length),is_list(Text) ->
@@ -3421,7 +3421,7 @@ copyText(#wx_ref{type=ThisT,ref=ThisRef},Length,Text)
   <<ThisRef:32/?UI,Length:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((4+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetselectionmode">external documentation</a>.
--spec setSelectionMode(This, Mode) -> ok when
+-spec setSelectionMode(This, Mode) -> 'ok' when
 	This::wxStyledTextCtrl(), Mode::integer().
 setSelectionMode(#wx_ref{type=ThisT,ref=ThisRef},Mode)
  when is_integer(Mode) ->
@@ -3438,7 +3438,7 @@ getSelectionMode(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllinedownrectextend">external documentation</a>.
--spec lineDownRectExtend(This) -> ok when
+-spec lineDownRectExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineDownRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3446,7 +3446,7 @@ lineDownRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllineuprectextend">external documentation</a>.
--spec lineUpRectExtend(This) -> ok when
+-spec lineUpRectExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineUpRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3454,7 +3454,7 @@ lineUpRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcharleftrectextend">external documentation</a>.
--spec charLeftRectExtend(This) -> ok when
+-spec charLeftRectExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 charLeftRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3462,7 +3462,7 @@ charLeftRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcharrightrectextend">external documentation</a>.
--spec charRightRectExtend(This) -> ok when
+-spec charRightRectExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 charRightRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3470,7 +3470,7 @@ charRightRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlhomerectextend">external documentation</a>.
--spec homeRectExtend(This) -> ok when
+-spec homeRectExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 homeRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3478,7 +3478,7 @@ homeRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlvchomerectextend">external documentation</a>.
--spec vCHomeRectExtend(This) -> ok when
+-spec vCHomeRectExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 vCHomeRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3486,7 +3486,7 @@ vCHomeRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrllineendrectextend">external documentation</a>.
--spec lineEndRectExtend(This) -> ok when
+-spec lineEndRectExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 lineEndRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3494,7 +3494,7 @@ lineEndRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlpageuprectextend">external documentation</a>.
--spec pageUpRectExtend(This) -> ok when
+-spec pageUpRectExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 pageUpRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3502,7 +3502,7 @@ pageUpRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlpagedownrectextend">external documentation</a>.
--spec pageDownRectExtend(This) -> ok when
+-spec pageDownRectExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 pageDownRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3510,7 +3510,7 @@ pageDownRectExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstutteredpageup">external documentation</a>.
--spec stutteredPageUp(This) -> ok when
+-spec stutteredPageUp(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 stutteredPageUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3518,7 +3518,7 @@ stutteredPageUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstutteredpageupextend">external documentation</a>.
--spec stutteredPageUpExtend(This) -> ok when
+-spec stutteredPageUpExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 stutteredPageUpExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3526,7 +3526,7 @@ stutteredPageUpExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstutteredpagedown">external documentation</a>.
--spec stutteredPageDown(This) -> ok when
+-spec stutteredPageDown(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 stutteredPageDown(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3534,7 +3534,7 @@ stutteredPageDown(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstutteredpagedownextend">external documentation</a>.
--spec stutteredPageDownExtend(This) -> ok when
+-spec stutteredPageDownExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 stutteredPageDownExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3542,7 +3542,7 @@ stutteredPageDownExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordleftend">external documentation</a>.
--spec wordLeftEnd(This) -> ok when
+-spec wordLeftEnd(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordLeftEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3550,7 +3550,7 @@ wordLeftEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordleftendextend">external documentation</a>.
--spec wordLeftEndExtend(This) -> ok when
+-spec wordLeftEndExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordLeftEndExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3558,7 +3558,7 @@ wordLeftEndExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordrightend">external documentation</a>.
--spec wordRightEnd(This) -> ok when
+-spec wordRightEnd(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordRightEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3566,7 +3566,7 @@ wordRightEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlwordrightendextend">external documentation</a>.
--spec wordRightEndExtend(This) -> ok when
+-spec wordRightEndExtend(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 wordRightEndExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3574,7 +3574,7 @@ wordRightEndExtend(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetwhitespacechars">external documentation</a>.
--spec setWhitespaceChars(This, Characters) -> ok when
+-spec setWhitespaceChars(This, Characters) -> 'ok' when
 	This::wxStyledTextCtrl(), Characters::unicode:chardata().
 setWhitespaceChars(#wx_ref{type=ThisT,ref=ThisRef},Characters)
  when is_list(Characters) ->
@@ -3584,7 +3584,7 @@ setWhitespaceChars(#wx_ref{type=ThisT,ref=ThisRef},Characters)
   <<ThisRef:32/?UI,(byte_size(Characters_UC)):32/?UI,(Characters_UC)/binary, 0:(((8- ((0+byte_size(Characters_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetcharsdefault">external documentation</a>.
--spec setCharsDefault(This) -> ok when
+-spec setCharsDefault(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 setCharsDefault(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3600,7 +3600,7 @@ autoCompGetCurrent(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlallocate">external documentation</a>.
--spec allocate(This, Bytes) -> ok when
+-spec allocate(This, Bytes) -> 'ok' when
 	This::wxStyledTextCtrl(), Bytes::integer().
 allocate(#wx_ref{type=ThisT,ref=ThisRef},Bytes)
  when is_integer(Bytes) ->
@@ -3626,7 +3626,7 @@ getCaretSticky(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetcaretsticky">external documentation</a>.
--spec setCaretSticky(This, UseCaretStickyBehaviour) -> ok when
+-spec setCaretSticky(This, UseCaretStickyBehaviour) -> 'ok' when
 	This::wxStyledTextCtrl(), UseCaretStickyBehaviour::boolean().
 setCaretSticky(#wx_ref{type=ThisT,ref=ThisRef},UseCaretStickyBehaviour)
  when is_boolean(UseCaretStickyBehaviour) ->
@@ -3635,7 +3635,7 @@ setCaretSticky(#wx_ref{type=ThisT,ref=ThisRef},UseCaretStickyBehaviour)
   <<ThisRef:32/?UI,(wxe_util:from_bool(UseCaretStickyBehaviour)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrltogglecaretsticky">external documentation</a>.
--spec toggleCaretSticky(This) -> ok when
+-spec toggleCaretSticky(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 toggleCaretSticky(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3643,7 +3643,7 @@ toggleCaretSticky(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetpasteconvertendings">external documentation</a>.
--spec setPasteConvertEndings(This, Convert) -> ok when
+-spec setPasteConvertEndings(This, Convert) -> 'ok' when
 	This::wxStyledTextCtrl(), Convert::boolean().
 setPasteConvertEndings(#wx_ref{type=ThisT,ref=ThisRef},Convert)
  when is_boolean(Convert) ->
@@ -3660,7 +3660,7 @@ getPasteConvertEndings(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlselectionduplicate">external documentation</a>.
--spec selectionDuplicate(This) -> ok when
+-spec selectionDuplicate(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 selectionDuplicate(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3668,7 +3668,7 @@ selectionDuplicate(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetcaretlinebackalpha">external documentation</a>.
--spec setCaretLineBackAlpha(This, Alpha) -> ok when
+-spec setCaretLineBackAlpha(This, Alpha) -> 'ok' when
 	This::wxStyledTextCtrl(), Alpha::integer().
 setCaretLineBackAlpha(#wx_ref{type=ThisT,ref=ThisRef},Alpha)
  when is_integer(Alpha) ->
@@ -3685,7 +3685,7 @@ getCaretLineBackAlpha(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstartrecord">external documentation</a>.
--spec startRecord(This) -> ok when
+-spec startRecord(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 startRecord(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3693,7 +3693,7 @@ startRecord(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstoprecord">external documentation</a>.
--spec stopRecord(This) -> ok when
+-spec stopRecord(This) -> 'ok' when
 	This::wxStyledTextCtrl().
 stopRecord(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3701,7 +3701,7 @@ stopRecord(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetlexer">external documentation</a>.
--spec setLexer(This, Lexer) -> ok when
+-spec setLexer(This, Lexer) -> 'ok' when
 	This::wxStyledTextCtrl(), Lexer::integer().
 setLexer(#wx_ref{type=ThisT,ref=ThisRef},Lexer)
  when is_integer(Lexer) ->
@@ -3718,7 +3718,7 @@ getLexer(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcolourise">external documentation</a>.
--spec colourise(This, Start, End) -> ok when
+-spec colourise(This, Start, End) -> 'ok' when
 	This::wxStyledTextCtrl(), Start::integer(), End::integer().
 colourise(#wx_ref{type=ThisT,ref=ThisRef},Start,End)
  when is_integer(Start),is_integer(End) ->
@@ -3727,7 +3727,7 @@ colourise(#wx_ref{type=ThisT,ref=ThisRef},Start,End)
   <<ThisRef:32/?UI,Start:32/?UI,End:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetproperty">external documentation</a>.
--spec setProperty(This, Key, Value) -> ok when
+-spec setProperty(This, Key, Value) -> 'ok' when
 	This::wxStyledTextCtrl(), Key::unicode:chardata(), Value::unicode:chardata().
 setProperty(#wx_ref{type=ThisT,ref=ThisRef},Key,Value)
  when is_list(Key),is_list(Value) ->
@@ -3738,7 +3738,7 @@ setProperty(#wx_ref{type=ThisT,ref=ThisRef},Key,Value)
   <<ThisRef:32/?UI,(byte_size(Key_UC)):32/?UI,(Key_UC)/binary, 0:(((8- ((0+byte_size(Key_UC)) band 16#7)) band 16#7))/unit:8,(byte_size(Value_UC)):32/?UI,(Value_UC)/binary, 0:(((8- ((4+byte_size(Value_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetkeywords">external documentation</a>.
--spec setKeyWords(This, KeywordSet, KeyWords) -> ok when
+-spec setKeyWords(This, KeywordSet, KeyWords) -> 'ok' when
 	This::wxStyledTextCtrl(), KeywordSet::integer(), KeyWords::unicode:chardata().
 setKeyWords(#wx_ref{type=ThisT,ref=ThisRef},KeywordSet,KeyWords)
  when is_integer(KeywordSet),is_list(KeyWords) ->
@@ -3748,7 +3748,7 @@ setKeyWords(#wx_ref{type=ThisT,ref=ThisRef},KeywordSet,KeyWords)
   <<ThisRef:32/?UI,KeywordSet:32/?UI,(byte_size(KeyWords_UC)):32/?UI,(KeyWords_UC)/binary, 0:(((8- ((4+byte_size(KeyWords_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetlexerlanguage">external documentation</a>.
--spec setLexerLanguage(This, Language) -> ok when
+-spec setLexerLanguage(This, Language) -> 'ok' when
 	This::wxStyledTextCtrl(), Language::unicode:chardata().
 setLexerLanguage(#wx_ref{type=ThisT,ref=ThisRef},Language)
  when is_list(Language) ->
@@ -3784,7 +3784,7 @@ getCurrentLine(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetspec">external documentation</a>.
--spec styleSetSpec(This, StyleNum, Spec) -> ok when
+-spec styleSetSpec(This, StyleNum, Spec) -> 'ok' when
 	This::wxStyledTextCtrl(), StyleNum::integer(), Spec::unicode:chardata().
 styleSetSpec(#wx_ref{type=ThisT,ref=ThisRef},StyleNum,Spec)
  when is_integer(StyleNum),is_list(Spec) ->
@@ -3794,7 +3794,7 @@ styleSetSpec(#wx_ref{type=ThisT,ref=ThisRef},StyleNum,Spec)
   <<ThisRef:32/?UI,StyleNum:32/?UI,(byte_size(Spec_UC)):32/?UI,(Spec_UC)/binary, 0:(((8- ((4+byte_size(Spec_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetfont">external documentation</a>.
--spec styleSetFont(This, StyleNum, Font) -> ok when
+-spec styleSetFont(This, StyleNum, Font) -> 'ok' when
 	This::wxStyledTextCtrl(), StyleNum::integer(), Font::wxFont:wxFont().
 styleSetFont(#wx_ref{type=ThisT,ref=ThisRef},StyleNum,#wx_ref{type=FontT,ref=FontRef})
  when is_integer(StyleNum) ->
@@ -3804,7 +3804,7 @@ styleSetFont(#wx_ref{type=ThisT,ref=ThisRef},StyleNum,#wx_ref{type=FontT,ref=Fon
   <<ThisRef:32/?UI,StyleNum:32/?UI,FontRef:32/?UI>>).
 
 %% @equiv styleSetFontAttr(This,StyleNum,Size,FaceName,Bold,Italic,Underline, [])
--spec styleSetFontAttr(This, StyleNum, Size, FaceName, Bold, Italic, Underline) -> ok when
+-spec styleSetFontAttr(This, StyleNum, Size, FaceName, Bold, Italic, Underline) -> 'ok' when
 	This::wxStyledTextCtrl(), StyleNum::integer(), Size::integer(), FaceName::unicode:chardata(), Bold::boolean(), Italic::boolean(), Underline::boolean().
 
 styleSetFontAttr(This,StyleNum,Size,FaceName,Bold,Italic,Underline)
@@ -3813,9 +3813,9 @@ styleSetFontAttr(This,StyleNum,Size,FaceName,Bold,Italic,Underline)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetfontattr">external documentation</a>.
 %%<br /> Encoding = ?wxFONTENCODING_SYSTEM | ?wxFONTENCODING_DEFAULT | ?wxFONTENCODING_ISO8859_1 | ?wxFONTENCODING_ISO8859_2 | ?wxFONTENCODING_ISO8859_3 | ?wxFONTENCODING_ISO8859_4 | ?wxFONTENCODING_ISO8859_5 | ?wxFONTENCODING_ISO8859_6 | ?wxFONTENCODING_ISO8859_7 | ?wxFONTENCODING_ISO8859_8 | ?wxFONTENCODING_ISO8859_9 | ?wxFONTENCODING_ISO8859_10 | ?wxFONTENCODING_ISO8859_11 | ?wxFONTENCODING_ISO8859_12 | ?wxFONTENCODING_ISO8859_13 | ?wxFONTENCODING_ISO8859_14 | ?wxFONTENCODING_ISO8859_15 | ?wxFONTENCODING_ISO8859_MAX | ?wxFONTENCODING_KOI8 | ?wxFONTENCODING_KOI8_U | ?wxFONTENCODING_ALTERNATIVE | ?wxFONTENCODING_BULGARIAN | ?wxFONTENCODING_CP437 | ?wxFONTENCODING_CP850 | ?wxFONTENCODING_CP852 | ?wxFONTENCODING_CP855 | ?wxFONTENCODING_CP866 | ?wxFONTENCODING_CP874 | ?wxFONTENCODING_CP932 | ?wxFONTENCODING_CP936 | ?wxFONTENCODING_CP949 | ?wxFONTENCODING_CP950 | ?wxFONTENCODING_CP1250 | ?wxFONTENCODING_CP1251 | ?wxFONTENCODING_CP1252 | ?wxFONTENCODING_CP1253 | ?wxFONTENCODING_CP1254 | ?wxFONTENCODING_CP1255 | ?wxFONTENCODING_CP1256 | ?wxFONTENCODING_CP1257 | ?wxFONTENCODING_CP12_MAX | ?wxFONTENCODING_UTF7 | ?wxFONTENCODING_UTF8 | ?wxFONTENCODING_EUC_JP | ?wxFONTENCODING_UTF16BE | ?wxFONTENCODING_UTF16LE | ?wxFONTENCODING_UTF32BE | ?wxFONTENCODING_UTF32LE | ?wxFONTENCODING_MACROMAN | ?wxFONTENCODING_MACJAPANESE | ?wxFONTENCODING_MACCHINESETRAD | ?wxFONTENCODING_MACKOREAN | ?wxFONTENCODING_MACARABIC | ?wxFONTENCODING_MACHEBREW | ?wxFONTENCODING_MACGREEK | ?wxFONTENCODING_MACCYRILLIC | ?wxFONTENCODING_MACDEVANAGARI | ?wxFONTENCODING_MACGURMUKHI | ?wxFONTENCODING_MACGUJARATI | ?wxFONTENCODING_MACORIYA | ?wxFONTENCODING_MACBENGALI | ?wxFONTENCODING_MACTAMIL | ?wxFONTENCODING_MACTELUGU | ?wxFONTENCODING_MACKANNADA | ?wxFONTENCODING_MACMALAJALAM | ?wxFONTENCODING_MACSINHALESE | ?wxFONTENCODING_MACBURMESE | ?wxFONTENCODING_MACKHMER | ?wxFONTENCODING_MACTHAI | ?wxFONTENCODING_MACLAOTIAN | ?wxFONTENCODING_MACGEORGIAN | ?wxFONTENCODING_MACARMENIAN | ?wxFONTENCODING_MACCHINESESIMP | ?wxFONTENCODING_MACTIBETAN | ?wxFONTENCODING_MACMONGOLIAN | ?wxFONTENCODING_MACETHIOPIC | ?wxFONTENCODING_MACCENTRALEUR | ?wxFONTENCODING_MACVIATNAMESE | ?wxFONTENCODING_MACARABICEXT | ?wxFONTENCODING_MACSYMBOL | ?wxFONTENCODING_MACDINGBATS | ?wxFONTENCODING_MACTURKISH | ?wxFONTENCODING_MACCROATIAN | ?wxFONTENCODING_MACICELANDIC | ?wxFONTENCODING_MACROMANIAN | ?wxFONTENCODING_MACCELTIC | ?wxFONTENCODING_MACGAELIC | ?wxFONTENCODING_MACKEYBOARD | ?wxFONTENCODING_MAX | ?wxFONTENCODING_MACMIN | ?wxFONTENCODING_MACMAX | ?wxFONTENCODING_UTF16 | ?wxFONTENCODING_UTF32 | ?wxFONTENCODING_UNICODE | ?wxFONTENCODING_GB2312 | ?wxFONTENCODING_BIG5 | ?wxFONTENCODING_SHIFT_JIS
--spec styleSetFontAttr(This, StyleNum, Size, FaceName, Bold, Italic, Underline, [Option]) -> ok when
+-spec styleSetFontAttr(This, StyleNum, Size, FaceName, Bold, Italic, Underline, [Option]) -> 'ok' when
 	This::wxStyledTextCtrl(), StyleNum::integer(), Size::integer(), FaceName::unicode:chardata(), Bold::boolean(), Italic::boolean(), Underline::boolean(),
-	Option :: {encoding, wx:wx_enum()}.
+	Option :: {'encoding', wx:wx_enum()}.
 styleSetFontAttr(#wx_ref{type=ThisT,ref=ThisRef},StyleNum,Size,FaceName,Bold,Italic,Underline, Options)
  when is_integer(StyleNum),is_integer(Size),is_list(FaceName),is_boolean(Bold),is_boolean(Italic),is_boolean(Underline),is_list(Options) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3827,7 +3827,7 @@ styleSetFontAttr(#wx_ref{type=ThisT,ref=ThisRef},StyleNum,Size,FaceName,Bold,Ita
   <<ThisRef:32/?UI,StyleNum:32/?UI,Size:32/?UI,(byte_size(FaceName_UC)):32/?UI,(FaceName_UC)/binary, 0:(((8- ((0+byte_size(FaceName_UC)) band 16#7)) band 16#7))/unit:8,(wxe_util:from_bool(Bold)):32/?UI,(wxe_util:from_bool(Italic)):32/?UI,(wxe_util:from_bool(Underline)):32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetcharacterset">external documentation</a>.
--spec styleSetCharacterSet(This, Style, CharacterSet) -> ok when
+-spec styleSetCharacterSet(This, Style, CharacterSet) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), CharacterSet::integer().
 styleSetCharacterSet(#wx_ref{type=ThisT,ref=ThisRef},Style,CharacterSet)
  when is_integer(Style),is_integer(CharacterSet) ->
@@ -3837,7 +3837,7 @@ styleSetCharacterSet(#wx_ref{type=ThisT,ref=ThisRef},Style,CharacterSet)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlstylesetfontencoding">external documentation</a>.
 %%<br /> Encoding = ?wxFONTENCODING_SYSTEM | ?wxFONTENCODING_DEFAULT | ?wxFONTENCODING_ISO8859_1 | ?wxFONTENCODING_ISO8859_2 | ?wxFONTENCODING_ISO8859_3 | ?wxFONTENCODING_ISO8859_4 | ?wxFONTENCODING_ISO8859_5 | ?wxFONTENCODING_ISO8859_6 | ?wxFONTENCODING_ISO8859_7 | ?wxFONTENCODING_ISO8859_8 | ?wxFONTENCODING_ISO8859_9 | ?wxFONTENCODING_ISO8859_10 | ?wxFONTENCODING_ISO8859_11 | ?wxFONTENCODING_ISO8859_12 | ?wxFONTENCODING_ISO8859_13 | ?wxFONTENCODING_ISO8859_14 | ?wxFONTENCODING_ISO8859_15 | ?wxFONTENCODING_ISO8859_MAX | ?wxFONTENCODING_KOI8 | ?wxFONTENCODING_KOI8_U | ?wxFONTENCODING_ALTERNATIVE | ?wxFONTENCODING_BULGARIAN | ?wxFONTENCODING_CP437 | ?wxFONTENCODING_CP850 | ?wxFONTENCODING_CP852 | ?wxFONTENCODING_CP855 | ?wxFONTENCODING_CP866 | ?wxFONTENCODING_CP874 | ?wxFONTENCODING_CP932 | ?wxFONTENCODING_CP936 | ?wxFONTENCODING_CP949 | ?wxFONTENCODING_CP950 | ?wxFONTENCODING_CP1250 | ?wxFONTENCODING_CP1251 | ?wxFONTENCODING_CP1252 | ?wxFONTENCODING_CP1253 | ?wxFONTENCODING_CP1254 | ?wxFONTENCODING_CP1255 | ?wxFONTENCODING_CP1256 | ?wxFONTENCODING_CP1257 | ?wxFONTENCODING_CP12_MAX | ?wxFONTENCODING_UTF7 | ?wxFONTENCODING_UTF8 | ?wxFONTENCODING_EUC_JP | ?wxFONTENCODING_UTF16BE | ?wxFONTENCODING_UTF16LE | ?wxFONTENCODING_UTF32BE | ?wxFONTENCODING_UTF32LE | ?wxFONTENCODING_MACROMAN | ?wxFONTENCODING_MACJAPANESE | ?wxFONTENCODING_MACCHINESETRAD | ?wxFONTENCODING_MACKOREAN | ?wxFONTENCODING_MACARABIC | ?wxFONTENCODING_MACHEBREW | ?wxFONTENCODING_MACGREEK | ?wxFONTENCODING_MACCYRILLIC | ?wxFONTENCODING_MACDEVANAGARI | ?wxFONTENCODING_MACGURMUKHI | ?wxFONTENCODING_MACGUJARATI | ?wxFONTENCODING_MACORIYA | ?wxFONTENCODING_MACBENGALI | ?wxFONTENCODING_MACTAMIL | ?wxFONTENCODING_MACTELUGU | ?wxFONTENCODING_MACKANNADA | ?wxFONTENCODING_MACMALAJALAM | ?wxFONTENCODING_MACSINHALESE | ?wxFONTENCODING_MACBURMESE | ?wxFONTENCODING_MACKHMER | ?wxFONTENCODING_MACTHAI | ?wxFONTENCODING_MACLAOTIAN | ?wxFONTENCODING_MACGEORGIAN | ?wxFONTENCODING_MACARMENIAN | ?wxFONTENCODING_MACCHINESESIMP | ?wxFONTENCODING_MACTIBETAN | ?wxFONTENCODING_MACMONGOLIAN | ?wxFONTENCODING_MACETHIOPIC | ?wxFONTENCODING_MACCENTRALEUR | ?wxFONTENCODING_MACVIATNAMESE | ?wxFONTENCODING_MACARABICEXT | ?wxFONTENCODING_MACSYMBOL | ?wxFONTENCODING_MACDINGBATS | ?wxFONTENCODING_MACTURKISH | ?wxFONTENCODING_MACCROATIAN | ?wxFONTENCODING_MACICELANDIC | ?wxFONTENCODING_MACROMANIAN | ?wxFONTENCODING_MACCELTIC | ?wxFONTENCODING_MACGAELIC | ?wxFONTENCODING_MACKEYBOARD | ?wxFONTENCODING_MAX | ?wxFONTENCODING_MACMIN | ?wxFONTENCODING_MACMAX | ?wxFONTENCODING_UTF16 | ?wxFONTENCODING_UTF32 | ?wxFONTENCODING_UNICODE | ?wxFONTENCODING_GB2312 | ?wxFONTENCODING_BIG5 | ?wxFONTENCODING_SHIFT_JIS
--spec styleSetFontEncoding(This, Style, Encoding) -> ok when
+-spec styleSetFontEncoding(This, Style, Encoding) -> 'ok' when
 	This::wxStyledTextCtrl(), Style::integer(), Encoding::wx:wx_enum().
 styleSetFontEncoding(#wx_ref{type=ThisT,ref=ThisRef},Style,Encoding)
  when is_integer(Style),is_integer(Encoding) ->
@@ -3846,7 +3846,7 @@ styleSetFontEncoding(#wx_ref{type=ThisT,ref=ThisRef},Style,Encoding)
   <<ThisRef:32/?UI,Style:32/?UI,Encoding:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlcmdkeyexecute">external documentation</a>.
--spec cmdKeyExecute(This, Cmd) -> ok when
+-spec cmdKeyExecute(This, Cmd) -> 'ok' when
 	This::wxStyledTextCtrl(), Cmd::integer().
 cmdKeyExecute(#wx_ref{type=ThisT,ref=ThisRef},Cmd)
  when is_integer(Cmd) ->
@@ -3855,7 +3855,7 @@ cmdKeyExecute(#wx_ref{type=ThisT,ref=ThisRef},Cmd)
   <<ThisRef:32/?UI,Cmd:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetmargins">external documentation</a>.
--spec setMargins(This, Left, Right) -> ok when
+-spec setMargins(This, Left, Right) -> 'ok' when
 	This::wxStyledTextCtrl(), Left::integer(), Right::integer().
 setMargins(#wx_ref{type=ThisT,ref=ThisRef},Left,Right)
  when is_integer(Left),is_integer(Right) ->
@@ -3881,7 +3881,7 @@ pointFromPosition(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlscrolltoline">external documentation</a>.
--spec scrollToLine(This, Line) -> ok when
+-spec scrollToLine(This, Line) -> 'ok' when
 	This::wxStyledTextCtrl(), Line::integer().
 scrollToLine(#wx_ref{type=ThisT,ref=ThisRef},Line)
  when is_integer(Line) ->
@@ -3890,7 +3890,7 @@ scrollToLine(#wx_ref{type=ThisT,ref=ThisRef},Line)
   <<ThisRef:32/?UI,Line:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlscrolltocolumn">external documentation</a>.
--spec scrollToColumn(This, Column) -> ok when
+-spec scrollToColumn(This, Column) -> 'ok' when
 	This::wxStyledTextCtrl(), Column::integer().
 scrollToColumn(#wx_ref{type=ThisT,ref=ThisRef},Column)
  when is_integer(Column) ->
@@ -3899,7 +3899,7 @@ scrollToColumn(#wx_ref{type=ThisT,ref=ThisRef},Column)
   <<ThisRef:32/?UI,Column:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetvscrollbar">external documentation</a>.
--spec setVScrollBar(This, Bar) -> ok when
+-spec setVScrollBar(This, Bar) -> 'ok' when
 	This::wxStyledTextCtrl(), Bar::wxScrollBar:wxScrollBar().
 setVScrollBar(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BarT,ref=BarRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3908,7 +3908,7 @@ setVScrollBar(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BarT,ref=BarRef}) ->
   <<ThisRef:32/?UI,BarRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsethscrollbar">external documentation</a>.
--spec setHScrollBar(This, Bar) -> ok when
+-spec setHScrollBar(This, Bar) -> 'ok' when
 	This::wxStyledTextCtrl(), Bar::wxScrollBar:wxScrollBar().
 setHScrollBar(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=BarT,ref=BarRef}) ->
   ?CLASS(ThisT,wxStyledTextCtrl),
@@ -3925,7 +3925,7 @@ getLastKeydownProcessed(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsetlastkeydownprocessed">external documentation</a>.
--spec setLastKeydownProcessed(This, Val) -> ok when
+-spec setLastKeydownProcessed(This, Val) -> 'ok' when
 	This::wxStyledTextCtrl(), Val::boolean().
 setLastKeydownProcessed(#wx_ref{type=ThisT,ref=ThisRef},Val)
  when is_boolean(Val) ->
@@ -3983,7 +3983,7 @@ getUseAntiAliasing(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrladdtextraw">external documentation</a>.
--spec addTextRaw(This, Text) -> ok when
+-spec addTextRaw(This, Text) -> 'ok' when
 	This::wxStyledTextCtrl(), Text::binary().
 addTextRaw(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_binary(Text) ->
@@ -3993,7 +3993,7 @@ addTextRaw(#wx_ref{type=ThisT,ref=ThisRef},Text)
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlinserttextraw">external documentation</a>.
--spec insertTextRaw(This, Pos, Text) -> ok when
+-spec insertTextRaw(This, Pos, Text) -> 'ok' when
 	This::wxStyledTextCtrl(), Pos::integer(), Text::binary().
 insertTextRaw(#wx_ref{type=ThisT,ref=ThisRef},Pos,Text)
  when is_integer(Pos),is_binary(Text) ->
@@ -4038,7 +4038,7 @@ getTextRangeRaw(#wx_ref{type=ThisT,ref=ThisRef},StartPos,EndPos)
   <<ThisRef:32/?UI,StartPos:32/?UI,EndPos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlsettextraw">external documentation</a>.
--spec setTextRaw(This, Text) -> ok when
+-spec setTextRaw(This, Text) -> 'ok' when
 	This::wxStyledTextCtrl(), Text::binary().
 setTextRaw(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_binary(Text) ->
@@ -4056,7 +4056,7 @@ getTextRaw(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxstyledtextctrl.html#wxstyledtextctrlappendtextraw">external documentation</a>.
--spec appendTextRaw(This, Text) -> ok when
+-spec appendTextRaw(This, Text) -> 'ok' when
 	This::wxStyledTextCtrl(), Text::binary().
 appendTextRaw(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_binary(Text) ->
@@ -4066,7 +4066,7 @@ appendTextRaw(#wx_ref{type=ThisT,ref=ThisRef},Text)
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxStyledTextCtrl()) -> ok.
+-spec destroy(This::wxStyledTextCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxStyledTextCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxSystemOptions.erl b/lib/wx/src/gen/wxSystemOptions.erl
index 9db137b6a1..28d77b1e26 100644
--- a/lib/wx/src/gen/wxSystemOptions.erl
+++ b/lib/wx/src/gen/wxSystemOptions.erl
@@ -73,12 +73,12 @@ isFalse(Name)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxsystemoptions.html#wxsystemoptionssetoption">external documentation</a>.
 %% <br /> Also:<br />
-%% setOption(Name, Value) -> ok when<br />
+%% setOption(Name, Value) -> 'ok' when<br />
 %% 	Name::unicode:chardata(), Value::unicode:chardata().<br />
 %% 
--spec setOption(Name, Value) -> ok when
+-spec setOption(Name, Value) -> 'ok' when
 	Name::unicode:chardata(), Value::integer();
-      (Name, Value) -> ok when
+      (Name, Value) -> 'ok' when
 	Name::unicode:chardata(), Value::unicode:chardata().
 setOption(Name,Value)
  when is_list(Name),is_integer(Value) ->
diff --git a/lib/wx/src/gen/wxSystemSettings.erl b/lib/wx/src/gen/wxSystemSettings.erl
index 234b2414c0..b48f783a45 100644
--- a/lib/wx/src/gen/wxSystemSettings.erl
+++ b/lib/wx/src/gen/wxSystemSettings.erl
@@ -65,7 +65,7 @@ getMetric(Index)
 %%<br /> Index = ?wxSYS_MOUSE_BUTTONS | ?wxSYS_BORDER_X | ?wxSYS_BORDER_Y | ?wxSYS_CURSOR_X | ?wxSYS_CURSOR_Y | ?wxSYS_DCLICK_X | ?wxSYS_DCLICK_Y | ?wxSYS_DRAG_X | ?wxSYS_DRAG_Y | ?wxSYS_EDGE_X | ?wxSYS_EDGE_Y | ?wxSYS_HSCROLL_ARROW_X | ?wxSYS_HSCROLL_ARROW_Y | ?wxSYS_HTHUMB_X | ?wxSYS_ICON_X | ?wxSYS_ICON_Y | ?wxSYS_ICONSPACING_X | ?wxSYS_ICONSPACING_Y | ?wxSYS_WINDOWMIN_X | ?wxSYS_WINDOWMIN_Y | ?wxSYS_SCREEN_X | ?wxSYS_SCREEN_Y | ?wxSYS_FRAMESIZE_X | ?wxSYS_FRAMESIZE_Y | ?wxSYS_SMALLICON_X | ?wxSYS_SMALLICON_Y | ?wxSYS_HSCROLL_Y | ?wxSYS_VSCROLL_X | ?wxSYS_VSCROLL_ARROW_X | ?wxSYS_VSCROLL_ARROW_Y | ?wxSYS_VTHUMB_Y | ?wxSYS_CAPTION_Y | ?wxSYS_MENU_Y | ?wxSYS_NETWORK_PRESENT | ?wxSYS_PENWINDOWS_PRESENT | ?wxSYS_SHOW_SOUNDS | ?wxSYS_SWAP_BUTTONS
 -spec getMetric(Index, [Option]) -> integer() when
 	Index::wx:wx_enum(),
-	Option :: {win, wxWindow:wxWindow()}.
+	Option :: {'win', wxWindow:wxWindow()}.
 getMetric(Index, Options)
  when is_integer(Index),is_list(Options) ->
   MOpts = fun({win, #wx_ref{type=WinT,ref=WinRef}}, Acc) ->   ?CLASS(WinT,wxWindow),[<<1:32/?UI,WinRef:32/?UI>>|Acc];
diff --git a/lib/wx/src/gen/wxTaskBarIcon.erl b/lib/wx/src/gen/wxTaskBarIcon.erl
index 0f336c6e4c..af4859fb88 100644
--- a/lib/wx/src/gen/wxTaskBarIcon.erl
+++ b/lib/wx/src/gen/wxTaskBarIcon.erl
@@ -73,7 +73,7 @@ setIcon(This,Icon)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtaskbaricon.html#wxtaskbariconseticon">external documentation</a>.
 -spec setIcon(This, Icon, [Option]) -> boolean() when
 	This::wxTaskBarIcon(), Icon::wxIcon:wxIcon(),
-	Option :: {tooltip, unicode:chardata()}.
+	Option :: {'tooltip', unicode:chardata()}.
 setIcon(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconT,ref=IconRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxTaskBarIcon),
@@ -85,7 +85,7 @@ setIcon(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconT,ref=IconRef}, Options
   <<ThisRef:32/?UI,IconRef:32/?UI, BinOpt/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxTaskBarIcon()) -> ok.
+-spec destroy(This::wxTaskBarIcon()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxTaskBarIcon),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxTextAttr.erl b/lib/wx/src/gen/wxTextAttr.erl
index bcc2abf73e..4f6031cc88 100644
--- a/lib/wx/src/gen/wxTextAttr.erl
+++ b/lib/wx/src/gen/wxTextAttr.erl
@@ -58,9 +58,9 @@ new(ColText)
 %%<br /> Alignment = ?wxTEXT_ALIGNMENT_DEFAULT | ?wxTEXT_ALIGNMENT_LEFT | ?wxTEXT_ALIGNMENT_CENTRE | ?wxTEXT_ALIGNMENT_CENTER | ?wxTEXT_ALIGNMENT_RIGHT | ?wxTEXT_ALIGNMENT_JUSTIFIED
 -spec new(ColText, [Option]) -> wxTextAttr() when
 	ColText::wx:wx_colour(),
-	Option :: {colBack, wx:wx_colour()}
-		 | {font, wxFont:wxFont()}
-		 | {alignment, wx:wx_enum()}.
+	Option :: {'colBack', wx:wx_colour()}
+		 | {'font', wxFont:wxFont()}
+		 | {'alignment', wx:wx_enum()}.
 new(ColText, Options)
  when tuple_size(ColText) =:= 3; tuple_size(ColText) =:= 4,is_list(Options) ->
   MOpts = fun({colBack, ColBack}, Acc) -> [<<1:32/?UI,(wxe_util:colour_bin(ColBack)):16/binary,0:32>>|Acc];
@@ -178,7 +178,7 @@ isDefault(#wx_ref{type=ThisT,ref=ThisRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextattr.html#wxtextattrsetalignment">external documentation</a>.
 %%<br /> Alignment = ?wxTEXT_ALIGNMENT_DEFAULT | ?wxTEXT_ALIGNMENT_LEFT | ?wxTEXT_ALIGNMENT_CENTRE | ?wxTEXT_ALIGNMENT_CENTER | ?wxTEXT_ALIGNMENT_RIGHT | ?wxTEXT_ALIGNMENT_JUSTIFIED
--spec setAlignment(This, Alignment) -> ok when
+-spec setAlignment(This, Alignment) -> 'ok' when
 	This::wxTextAttr(), Alignment::wx:wx_enum().
 setAlignment(#wx_ref{type=ThisT,ref=ThisRef},Alignment)
  when is_integer(Alignment) ->
@@ -187,7 +187,7 @@ setAlignment(#wx_ref{type=ThisT,ref=ThisRef},Alignment)
   <<ThisRef:32/?UI,Alignment:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextattr.html#wxtextattrsetbackgroundcolour">external documentation</a>.
--spec setBackgroundColour(This, ColBack) -> ok when
+-spec setBackgroundColour(This, ColBack) -> 'ok' when
 	This::wxTextAttr(), ColBack::wx:wx_colour().
 setBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},ColBack)
  when tuple_size(ColBack) =:= 3; tuple_size(ColBack) =:= 4 ->
@@ -196,7 +196,7 @@ setBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},ColBack)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(ColBack)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextattr.html#wxtextattrsetflags">external documentation</a>.
--spec setFlags(This, Flags) -> ok when
+-spec setFlags(This, Flags) -> 'ok' when
 	This::wxTextAttr(), Flags::integer().
 setFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
  when is_integer(Flags) ->
@@ -205,7 +205,7 @@ setFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
   <<ThisRef:32/?UI,Flags:32/?UI>>).
 
 %% @equiv setFont(This,Font, [])
--spec setFont(This, Font) -> ok when
+-spec setFont(This, Font) -> 'ok' when
 	This::wxTextAttr(), Font::wxFont:wxFont().
 
 setFont(This,Font)
@@ -213,9 +213,9 @@ setFont(This,Font)
   setFont(This,Font, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextattr.html#wxtextattrsetfont">external documentation</a>.
--spec setFont(This, Font, [Option]) -> ok when
+-spec setFont(This, Font, [Option]) -> 'ok' when
 	This::wxTextAttr(), Font::wxFont:wxFont(),
-	Option :: {flags, integer()}.
+	Option :: {'flags', integer()}.
 setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxTextAttr),
@@ -227,7 +227,7 @@ setFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}, Options
   <<ThisRef:32/?UI,FontRef:32/?UI, BinOpt/binary>>).
 
 %% @equiv setLeftIndent(This,Indent, [])
--spec setLeftIndent(This, Indent) -> ok when
+-spec setLeftIndent(This, Indent) -> 'ok' when
 	This::wxTextAttr(), Indent::integer().
 
 setLeftIndent(This,Indent)
@@ -235,9 +235,9 @@ setLeftIndent(This,Indent)
   setLeftIndent(This,Indent, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextattr.html#wxtextattrsetleftindent">external documentation</a>.
--spec setLeftIndent(This, Indent, [Option]) -> ok when
+-spec setLeftIndent(This, Indent, [Option]) -> 'ok' when
 	This::wxTextAttr(), Indent::integer(),
-	Option :: {subIndent, integer()}.
+	Option :: {'subIndent', integer()}.
 setLeftIndent(#wx_ref{type=ThisT,ref=ThisRef},Indent, Options)
  when is_integer(Indent),is_list(Options) ->
   ?CLASS(ThisT,wxTextAttr),
@@ -248,7 +248,7 @@ setLeftIndent(#wx_ref{type=ThisT,ref=ThisRef},Indent, Options)
   <<ThisRef:32/?UI,Indent:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextattr.html#wxtextattrsetrightindent">external documentation</a>.
--spec setRightIndent(This, Indent) -> ok when
+-spec setRightIndent(This, Indent) -> 'ok' when
 	This::wxTextAttr(), Indent::integer().
 setRightIndent(#wx_ref{type=ThisT,ref=ThisRef},Indent)
  when is_integer(Indent) ->
@@ -257,7 +257,7 @@ setRightIndent(#wx_ref{type=ThisT,ref=ThisRef},Indent)
   <<ThisRef:32/?UI,Indent:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextattr.html#wxtextattrsettabs">external documentation</a>.
--spec setTabs(This, Tabs) -> ok when
+-spec setTabs(This, Tabs) -> 'ok' when
 	This::wxTextAttr(), Tabs::[integer()].
 setTabs(#wx_ref{type=ThisT,ref=ThisRef},Tabs)
  when is_list(Tabs) ->
@@ -267,7 +267,7 @@ setTabs(#wx_ref{type=ThisT,ref=ThisRef},Tabs)
         (<< <<C:32/?I>> || C <- Tabs>>)/binary, 0:(((0+length(Tabs)) rem 2)*32)>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextattr.html#wxtextattrsettextcolour">external documentation</a>.
--spec setTextColour(This, ColText) -> ok when
+-spec setTextColour(This, ColText) -> 'ok' when
 	This::wxTextAttr(), ColText::wx:wx_colour().
 setTextColour(#wx_ref{type=ThisT,ref=ThisRef},ColText)
  when tuple_size(ColText) =:= 3; tuple_size(ColText) =:= 4 ->
@@ -276,7 +276,7 @@ setTextColour(#wx_ref{type=ThisT,ref=ThisRef},ColText)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(ColText)):16/binary>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxTextAttr()) -> ok.
+-spec destroy(This::wxTextAttr()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxTextAttr),
   wxe_util:destroy(?wxTextAttr_destroy,Obj),
diff --git a/lib/wx/src/gen/wxTextCtrl.erl b/lib/wx/src/gen/wxTextCtrl.erl
index 5840812579..5f03398959 100644
--- a/lib/wx/src/gen/wxTextCtrl.erl
+++ b/lib/wx/src/gen/wxTextCtrl.erl
@@ -104,11 +104,11 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlwxtextctrl">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxTextCtrl() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {value, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'value', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -123,7 +123,7 @@ new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
   <<ParentRef:32/?UI,Id:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlappendtext">external documentation</a>.
--spec appendText(This, Text) -> ok when
+-spec appendText(This, Text) -> 'ok' when
 	This::wxTextCtrl(), Text::unicode:chardata().
 appendText(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -173,7 +173,7 @@ canUndo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlclear">external documentation</a>.
--spec clear(This) -> ok when
+-spec clear(This) -> 'ok' when
 	This::wxTextCtrl().
 clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -181,7 +181,7 @@ clear(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlcopy">external documentation</a>.
--spec copy(This) -> ok when
+-spec copy(This) -> 'ok' when
 	This::wxTextCtrl().
 copy(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -199,11 +199,11 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxTextCtrl(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {value, unicode:chardata()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'value', unicode:chardata()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -219,7 +219,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, O
   <<ThisRef:32/?UI,ParentRef:32/?UI,Id:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlcut">external documentation</a>.
--spec cut(This) -> ok when
+-spec cut(This) -> 'ok' when
 	This::wxTextCtrl().
 cut(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -227,7 +227,7 @@ cut(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrldiscardedits">external documentation</a>.
--spec discardEdits(This) -> ok when
+-spec discardEdits(This) -> 'ok' when
 	This::wxTextCtrl().
 discardEdits(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -235,7 +235,7 @@ discardEdits(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlchangevalue">external documentation</a>.
--spec changeValue(This, Value) -> ok when
+-spec changeValue(This, Value) -> 'ok' when
 	This::wxTextCtrl(), Value::unicode:chardata().
 changeValue(#wx_ref{type=ThisT,ref=ThisRef},Value)
  when is_list(Value) ->
@@ -389,7 +389,7 @@ loadFile(This,File)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlloadfile">external documentation</a>.
 -spec loadFile(This, File, [Option]) -> boolean() when
 	This::wxTextCtrl(), File::unicode:chardata(),
-	Option :: {fileType, integer()}.
+	Option :: {'fileType', integer()}.
 loadFile(#wx_ref{type=ThisT,ref=ThisRef},File, Options)
  when is_list(File),is_list(Options) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -401,7 +401,7 @@ loadFile(#wx_ref{type=ThisT,ref=ThisRef},File, Options)
   <<ThisRef:32/?UI,(byte_size(File_UC)):32/?UI,(File_UC)/binary, 0:(((8- ((0+byte_size(File_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlmarkdirty">external documentation</a>.
--spec markDirty(This) -> ok when
+-spec markDirty(This) -> 'ok' when
 	This::wxTextCtrl().
 markDirty(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -409,7 +409,7 @@ markDirty(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlpaste">external documentation</a>.
--spec paste(This) -> ok when
+-spec paste(This) -> 'ok' when
 	This::wxTextCtrl().
 paste(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -427,7 +427,7 @@ positionToXY(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlredo">external documentation</a>.
--spec redo(This) -> ok when
+-spec redo(This) -> 'ok' when
 	This::wxTextCtrl().
 redo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -435,7 +435,7 @@ redo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlremove">external documentation</a>.
--spec remove(This, From, To) -> ok when
+-spec remove(This, From, To) -> 'ok' when
 	This::wxTextCtrl(), From::integer(), To::integer().
 remove(#wx_ref{type=ThisT,ref=ThisRef},From,To)
  when is_integer(From),is_integer(To) ->
@@ -444,7 +444,7 @@ remove(#wx_ref{type=ThisT,ref=ThisRef},From,To)
   <<ThisRef:32/?UI,From:32/?UI,To:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlreplace">external documentation</a>.
--spec replace(This, From, To, Value) -> ok when
+-spec replace(This, From, To, Value) -> 'ok' when
 	This::wxTextCtrl(), From::integer(), To::integer(), Value::unicode:chardata().
 replace(#wx_ref{type=ThisT,ref=ThisRef},From,To,Value)
  when is_integer(From),is_integer(To),is_list(Value) ->
@@ -464,8 +464,8 @@ saveFile(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlsavefile">external documentation</a>.
 -spec saveFile(This, [Option]) -> boolean() when
 	This::wxTextCtrl(),
-	Option :: {file, unicode:chardata()}
-		 | {fileType, integer()}.
+	Option :: {'file', unicode:chardata()}
+		 | {'fileType', integer()}.
 saveFile(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -486,7 +486,7 @@ setDefaultStyle(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=StyleT,ref=StyleRef
   <<ThisRef:32/?UI,StyleRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlseteditable">external documentation</a>.
--spec setEditable(This, Editable) -> ok when
+-spec setEditable(This, Editable) -> 'ok' when
 	This::wxTextCtrl(), Editable::boolean().
 setEditable(#wx_ref{type=ThisT,ref=ThisRef},Editable)
  when is_boolean(Editable) ->
@@ -495,7 +495,7 @@ setEditable(#wx_ref{type=ThisT,ref=ThisRef},Editable)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Editable)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlsetinsertionpoint">external documentation</a>.
--spec setInsertionPoint(This, Pos) -> ok when
+-spec setInsertionPoint(This, Pos) -> 'ok' when
 	This::wxTextCtrl(), Pos::integer().
 setInsertionPoint(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
@@ -504,7 +504,7 @@ setInsertionPoint(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlsetinsertionpointend">external documentation</a>.
--spec setInsertionPointEnd(This) -> ok when
+-spec setInsertionPointEnd(This) -> 'ok' when
 	This::wxTextCtrl().
 setInsertionPointEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -512,7 +512,7 @@ setInsertionPointEnd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlsetmaxlength">external documentation</a>.
--spec setMaxLength(This, Len) -> ok when
+-spec setMaxLength(This, Len) -> 'ok' when
 	This::wxTextCtrl(), Len::integer().
 setMaxLength(#wx_ref{type=ThisT,ref=ThisRef},Len)
  when is_integer(Len) ->
@@ -521,7 +521,7 @@ setMaxLength(#wx_ref{type=ThisT,ref=ThisRef},Len)
   <<ThisRef:32/?UI,Len:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlsetselection">external documentation</a>.
--spec setSelection(This, From, To) -> ok when
+-spec setSelection(This, From, To) -> 'ok' when
 	This::wxTextCtrl(), From::integer(), To::integer().
 setSelection(#wx_ref{type=ThisT,ref=ThisRef},From,To)
  when is_integer(From),is_integer(To) ->
@@ -540,7 +540,7 @@ setStyle(#wx_ref{type=ThisT,ref=ThisRef},Start,End,#wx_ref{type=StyleT,ref=Style
   <<ThisRef:32/?UI,Start:32/?UI,End:32/?UI,StyleRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlsetvalue">external documentation</a>.
--spec setValue(This, Value) -> ok when
+-spec setValue(This, Value) -> 'ok' when
 	This::wxTextCtrl(), Value::unicode:chardata().
 setValue(#wx_ref{type=ThisT,ref=ThisRef},Value)
  when is_list(Value) ->
@@ -550,7 +550,7 @@ setValue(#wx_ref{type=ThisT,ref=ThisRef},Value)
   <<ThisRef:32/?UI,(byte_size(Value_UC)):32/?UI,(Value_UC)/binary, 0:(((8- ((0+byte_size(Value_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlshowposition">external documentation</a>.
--spec showPosition(This, Pos) -> ok when
+-spec showPosition(This, Pos) -> 'ok' when
 	This::wxTextCtrl(), Pos::integer().
 showPosition(#wx_ref{type=ThisT,ref=ThisRef},Pos)
  when is_integer(Pos) ->
@@ -559,7 +559,7 @@ showPosition(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlundo">external documentation</a>.
--spec undo(This) -> ok when
+-spec undo(This) -> 'ok' when
 	This::wxTextCtrl().
 undo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTextCtrl),
@@ -567,7 +567,7 @@ undo(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextctrl.html#wxtextctrlwritetext">external documentation</a>.
--spec writeText(This, Text) -> ok when
+-spec writeText(This, Text) -> 'ok' when
 	This::wxTextCtrl(), Text::unicode:chardata().
 writeText(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -586,7 +586,7 @@ xYToPosition(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxTextCtrl()) -> ok.
+-spec destroy(This::wxTextCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxTextCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxTextDataObject.erl b/lib/wx/src/gen/wxTextDataObject.erl
index a1893eed1c..eb3e1f4bff 100644
--- a/lib/wx/src/gen/wxTextDataObject.erl
+++ b/lib/wx/src/gen/wxTextDataObject.erl
@@ -47,7 +47,7 @@ new() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextdataobject.html#wxtextdataobjectwxtextdataobject">external documentation</a>.
 -spec new([Option]) -> wxTextDataObject() when
-	Option :: {text, unicode:chardata()}.
+	Option :: {'text', unicode:chardata()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({text, Text}, Acc) ->   Text_UC = unicode:characters_to_binary([Text,0]),[<<1:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>|Acc];
@@ -73,7 +73,7 @@ getText(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextdataobject.html#wxtextdataobjectsettext">external documentation</a>.
--spec setText(This, Text) -> ok when
+-spec setText(This, Text) -> 'ok' when
 	This::wxTextDataObject(), Text::unicode:chardata().
 setText(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -83,7 +83,7 @@ setText(#wx_ref{type=ThisT,ref=ThisRef},Text)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxTextDataObject()) -> ok.
+-spec destroy(This::wxTextDataObject()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxTextDataObject),
   wxe_util:destroy(?wxTextDataObject_destroy,Obj),
diff --git a/lib/wx/src/gen/wxTextEntryDialog.erl b/lib/wx/src/gen/wxTextEntryDialog.erl
index a93c3857a8..eaf6dc3926 100644
--- a/lib/wx/src/gen/wxTextEntryDialog.erl
+++ b/lib/wx/src/gen/wxTextEntryDialog.erl
@@ -99,10 +99,10 @@ new(Parent,Message)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextentrydialog.html#wxtextentrydialogwxtextentrydialog">external documentation</a>.
 -spec new(Parent, Message, [Option]) -> wxTextEntryDialog() when
 	Parent::wxWindow:wxWindow(), Message::unicode:chardata(),
-	Option :: {caption, unicode:chardata()}
-		 | {value, unicode:chardata()}
-		 | {style, integer()}
-		 | {pos, {X::integer(), Y::integer()}}.
+	Option :: {'caption', unicode:chardata()}
+		 | {'value', unicode:chardata()}
+		 | {'style', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Message, Options)
  when is_list(Message),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -125,7 +125,7 @@ getValue(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtextentrydialog.html#wxtextentrydialogsetvalue">external documentation</a>.
--spec setValue(This, Val) -> ok when
+-spec setValue(This, Val) -> 'ok' when
 	This::wxTextEntryDialog(), Val::unicode:chardata().
 setValue(#wx_ref{type=ThisT,ref=ThisRef},Val)
  when is_list(Val) ->
@@ -135,7 +135,7 @@ setValue(#wx_ref{type=ThisT,ref=ThisRef},Val)
   <<ThisRef:32/?UI,(byte_size(Val_UC)):32/?UI,(Val_UC)/binary, 0:(((8- ((0+byte_size(Val_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxTextEntryDialog()) -> ok.
+-spec destroy(This::wxTextEntryDialog()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxTextEntryDialog),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxToggleButton.erl b/lib/wx/src/gen/wxToggleButton.erl
index dffb4b159d..9e8dab1c32 100644
--- a/lib/wx/src/gen/wxToggleButton.erl
+++ b/lib/wx/src/gen/wxToggleButton.erl
@@ -96,10 +96,10 @@ new(Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtogglebutton.html#wxtogglebuttonwxtogglebutton">external documentation</a>.
 -spec new(Parent, Id, Label, [Option]) -> wxToggleButton() when
 	Parent::wxWindow:wxWindow(), Id::integer(), Label::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id,Label, Options)
  when is_integer(Id),is_list(Label),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -124,10 +124,10 @@ create(This,Parent,Id,Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtogglebutton.html#wxtogglebuttoncreate">external documentation</a>.
 -spec create(This, Parent, Id, Label, [Option]) -> boolean() when
 	This::wxToggleButton(), Parent::wxWindow:wxWindow(), Id::integer(), Label::unicode:chardata(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id,Label, Options)
  when is_integer(Id),is_list(Label),is_list(Options) ->
   ?CLASS(ThisT,wxToggleButton),
@@ -151,7 +151,7 @@ getValue(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtogglebutton.html#wxtogglebuttonsetvalue">external documentation</a>.
--spec setValue(This, State) -> ok when
+-spec setValue(This, State) -> 'ok' when
 	This::wxToggleButton(), State::boolean().
 setValue(#wx_ref{type=ThisT,ref=ThisRef},State)
  when is_boolean(State) ->
@@ -160,7 +160,7 @@ setValue(#wx_ref{type=ThisT,ref=ThisRef},State)
   <<ThisRef:32/?UI,(wxe_util:from_bool(State)):32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxToggleButton()) -> ok.
+-spec destroy(This::wxToggleButton()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxToggleButton),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxToolBar.erl b/lib/wx/src/gen/wxToolBar.erl
index b3cce2b6e9..9be37f943c 100644
--- a/lib/wx/src/gen/wxToolBar.erl
+++ b/lib/wx/src/gen/wxToolBar.erl
@@ -128,8 +128,8 @@ addTool(This,Toolid,Bitmap)
 %% 	This::wxToolBar(), Toolid::integer(), Bitmap::wxBitmap:wxBitmap(), BmpDisabled::wxBitmap:wxBitmap();<br />
 %%       (This, Toolid, Bitmap, [Option]) -> wx:wx_object() when<br />
 %% 	This::wxToolBar(), Toolid::integer(), Bitmap::wxBitmap:wxBitmap(),<br />
-%% 	Option :: {shortHelpString, unicode:chardata()}<br />
-%% 		 | {longHelpString, unicode:chardata()}.<br />
+%% 	Option :: {'shortHelpString', unicode:chardata()}<br />
+%% 		 | {'longHelpString', unicode:chardata()}.<br />
 %% 
 %%<br /> Kind = ?wxITEM_SEPARATOR | ?wxITEM_NORMAL | ?wxITEM_CHECK | ?wxITEM_RADIO | ?wxITEM_MAX
 -spec addTool(This, Toolid, Label, Bitmap) -> wx:wx_object() when
@@ -138,8 +138,8 @@ addTool(This,Toolid,Bitmap)
 	This::wxToolBar(), Toolid::integer(), Bitmap::wxBitmap:wxBitmap(), BmpDisabled::wxBitmap:wxBitmap();
       (This, Toolid, Bitmap, [Option]) -> wx:wx_object() when
 	This::wxToolBar(), Toolid::integer(), Bitmap::wxBitmap:wxBitmap(),
-	Option :: {shortHelpString, unicode:chardata()}
-		 | {longHelpString, unicode:chardata()}.
+	Option :: {'shortHelpString', unicode:chardata()}
+		 | {'longHelpString', unicode:chardata()}.
 
 addTool(This,Toolid,Label,Bitmap)
  when is_record(This, wx_ref),is_integer(Toolid),is_list(Label),is_record(Bitmap, wx_ref) ->
@@ -163,28 +163,28 @@ addTool(#wx_ref{type=ThisT,ref=ThisRef},Toolid,#wx_ref{type=BitmapT,ref=BitmapRe
 %% <br /> Also:<br />
 %% addTool(This, Toolid, Label, Bitmap, [Option]) -> wx:wx_object() when<br />
 %% 	This::wxToolBar(), Toolid::integer(), Label::unicode:chardata(), Bitmap::wxBitmap:wxBitmap(),<br />
-%% 	Option :: {shortHelp, unicode:chardata()}<br />
-%% 		 | {kind, wx:wx_enum()};<br />
+%% 	Option :: {'shortHelp', unicode:chardata()}<br />
+%% 		 | {'kind', wx:wx_enum()};<br />
 %%       (This, Toolid, Bitmap, BmpDisabled, [Option]) -> wx:wx_object() when<br />
 %% 	This::wxToolBar(), Toolid::integer(), Bitmap::wxBitmap:wxBitmap(), BmpDisabled::wxBitmap:wxBitmap(),<br />
-%% 	Option :: {toggle, boolean()}<br />
-%% 		 | {clientData, wx:wx_object()}<br />
-%% 		 | {shortHelpString, unicode:chardata()}<br />
-%% 		 | {longHelpString, unicode:chardata()}.<br />
+%% 	Option :: {'toggle', boolean()}<br />
+%% 		 | {'clientData', wx:wx_object()}<br />
+%% 		 | {'shortHelpString', unicode:chardata()}<br />
+%% 		 | {'longHelpString', unicode:chardata()}.<br />
 %% 
 %%<br /> Kind = ?wxITEM_SEPARATOR | ?wxITEM_NORMAL | ?wxITEM_CHECK | ?wxITEM_RADIO | ?wxITEM_MAX
 -spec addTool(This, Toolid, Label, Bitmap, BmpDisabled) -> wx:wx_object() when
 	This::wxToolBar(), Toolid::integer(), Label::unicode:chardata(), Bitmap::wxBitmap:wxBitmap(), BmpDisabled::wxBitmap:wxBitmap();
       (This, Toolid, Label, Bitmap, [Option]) -> wx:wx_object() when
 	This::wxToolBar(), Toolid::integer(), Label::unicode:chardata(), Bitmap::wxBitmap:wxBitmap(),
-	Option :: {shortHelp, unicode:chardata()}
-		 | {kind, wx:wx_enum()};
+	Option :: {'shortHelp', unicode:chardata()}
+		 | {'kind', wx:wx_enum()};
       (This, Toolid, Bitmap, BmpDisabled, [Option]) -> wx:wx_object() when
 	This::wxToolBar(), Toolid::integer(), Bitmap::wxBitmap:wxBitmap(), BmpDisabled::wxBitmap:wxBitmap(),
-	Option :: {toggle, boolean()}
-		 | {clientData, wx:wx_object()}
-		 | {shortHelpString, unicode:chardata()}
-		 | {longHelpString, unicode:chardata()}.
+	Option :: {'toggle', boolean()}
+		 | {'clientData', wx:wx_object()}
+		 | {'shortHelpString', unicode:chardata()}
+		 | {'longHelpString', unicode:chardata()}.
 
 addTool(This,Toolid,Label,Bitmap,BmpDisabled)
  when is_record(This, wx_ref),is_integer(Toolid),is_list(Label),is_record(Bitmap, wx_ref),is_record(BmpDisabled, wx_ref) ->
@@ -218,20 +218,20 @@ addTool(#wx_ref{type=ThisT,ref=ThisRef},Toolid,#wx_ref{type=BitmapT,ref=BitmapRe
 %% <br /> Also:<br />
 %% addTool(This, Toolid, Label, Bitmap, BmpDisabled, [Option]) -> wx:wx_object() when<br />
 %% 	This::wxToolBar(), Toolid::integer(), Label::unicode:chardata(), Bitmap::wxBitmap:wxBitmap(), BmpDisabled::wxBitmap:wxBitmap(),<br />
-%% 	Option :: {kind, wx:wx_enum()}<br />
-%% 		 | {shortHelp, unicode:chardata()}<br />
-%% 		 | {longHelp, unicode:chardata()}<br />
-%% 		 | {data, wx:wx_object()}.<br />
+%% 	Option :: {'kind', wx:wx_enum()}<br />
+%% 		 | {'shortHelp', unicode:chardata()}<br />
+%% 		 | {'longHelp', unicode:chardata()}<br />
+%% 		 | {'data', wx:wx_object()}.<br />
 %% 
 %%<br /> Kind = ?wxITEM_SEPARATOR | ?wxITEM_NORMAL | ?wxITEM_CHECK | ?wxITEM_RADIO | ?wxITEM_MAX
 -spec addTool(This, Toolid, Bitmap, BmpDisabled, Toggle, XPos) -> wx:wx_object() when
 	This::wxToolBar(), Toolid::integer(), Bitmap::wxBitmap:wxBitmap(), BmpDisabled::wxBitmap:wxBitmap(), Toggle::boolean(), XPos::integer();
       (This, Toolid, Label, Bitmap, BmpDisabled, [Option]) -> wx:wx_object() when
 	This::wxToolBar(), Toolid::integer(), Label::unicode:chardata(), Bitmap::wxBitmap:wxBitmap(), BmpDisabled::wxBitmap:wxBitmap(),
-	Option :: {kind, wx:wx_enum()}
-		 | {shortHelp, unicode:chardata()}
-		 | {longHelp, unicode:chardata()}
-		 | {data, wx:wx_object()}.
+	Option :: {'kind', wx:wx_enum()}
+		 | {'shortHelp', unicode:chardata()}
+		 | {'longHelp', unicode:chardata()}
+		 | {'data', wx:wx_object()}.
 
 addTool(This,Toolid,Bitmap,BmpDisabled,Toggle,XPos)
  when is_record(This, wx_ref),is_integer(Toolid),is_record(Bitmap, wx_ref),is_record(BmpDisabled, wx_ref),is_boolean(Toggle),is_integer(XPos) ->
@@ -254,10 +254,10 @@ addTool(#wx_ref{type=ThisT,ref=ThisRef},Toolid,Label,#wx_ref{type=BitmapT,ref=Bi
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbar.html#wxtoolbaraddtool">external documentation</a>.
 -spec addTool(This, Toolid, Bitmap, BmpDisabled, Toggle, XPos, [Option]) -> wx:wx_object() when
 	This::wxToolBar(), Toolid::integer(), Bitmap::wxBitmap:wxBitmap(), BmpDisabled::wxBitmap:wxBitmap(), Toggle::boolean(), XPos::integer(),
-	Option :: {yPos, integer()}
-		 | {clientData, wx:wx_object()}
-		 | {shortHelp, unicode:chardata()}
-		 | {longHelp, unicode:chardata()}.
+	Option :: {'yPos', integer()}
+		 | {'clientData', wx:wx_object()}
+		 | {'shortHelp', unicode:chardata()}
+		 | {'longHelp', unicode:chardata()}.
 addTool(#wx_ref{type=ThisT,ref=ThisRef},Toolid,#wx_ref{type=BitmapT,ref=BitmapRef},#wx_ref{type=BmpDisabledT,ref=BmpDisabledRef},Toggle,XPos, Options)
  when is_integer(Toolid),is_boolean(Toggle),is_integer(XPos),is_list(Options) ->
   ?CLASS(ThisT,wxToolBar),
@@ -283,10 +283,10 @@ addCheckTool(This,Toolid,Label,Bitmap)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbar.html#wxtoolbaraddchecktool">external documentation</a>.
 -spec addCheckTool(This, Toolid, Label, Bitmap, [Option]) -> wx:wx_object() when
 	This::wxToolBar(), Toolid::integer(), Label::unicode:chardata(), Bitmap::wxBitmap:wxBitmap(),
-	Option :: {bmpDisabled, wxBitmap:wxBitmap()}
-		 | {shortHelp, unicode:chardata()}
-		 | {longHelp, unicode:chardata()}
-		 | {data, wx:wx_object()}.
+	Option :: {'bmpDisabled', wxBitmap:wxBitmap()}
+		 | {'shortHelp', unicode:chardata()}
+		 | {'longHelp', unicode:chardata()}
+		 | {'data', wx:wx_object()}.
 addCheckTool(#wx_ref{type=ThisT,ref=ThisRef},Toolid,Label,#wx_ref{type=BitmapT,ref=BitmapRef}, Options)
  when is_integer(Toolid),is_list(Label),is_list(Options) ->
   ?CLASS(ThisT,wxToolBar),
@@ -312,10 +312,10 @@ addRadioTool(This,Toolid,Label,Bitmap)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbar.html#wxtoolbaraddradiotool">external documentation</a>.
 -spec addRadioTool(This, Toolid, Label, Bitmap, [Option]) -> wx:wx_object() when
 	This::wxToolBar(), Toolid::integer(), Label::unicode:chardata(), Bitmap::wxBitmap:wxBitmap(),
-	Option :: {bmpDisabled, wxBitmap:wxBitmap()}
-		 | {shortHelp, unicode:chardata()}
-		 | {longHelp, unicode:chardata()}
-		 | {data, wx:wx_object()}.
+	Option :: {'bmpDisabled', wxBitmap:wxBitmap()}
+		 | {'shortHelp', unicode:chardata()}
+		 | {'longHelp', unicode:chardata()}
+		 | {'data', wx:wx_object()}.
 addRadioTool(#wx_ref{type=ThisT,ref=ThisRef},Toolid,Label,#wx_ref{type=BitmapT,ref=BitmapRef}, Options)
  when is_integer(Toolid),is_list(Label),is_list(Options) ->
   ?CLASS(ThisT,wxToolBar),
@@ -366,7 +366,7 @@ deleteToolByPos(#wx_ref{type=ThisT,ref=ThisRef},Pos)
   <<ThisRef:32/?UI,Pos:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbar.html#wxtoolbarenabletool">external documentation</a>.
--spec enableTool(This, Toolid, Enable) -> ok when
+-spec enableTool(This, Toolid, Enable) -> 'ok' when
 	This::wxToolBar(), Toolid::integer(), Enable::boolean().
 enableTool(#wx_ref{type=ThisT,ref=ThisRef},Toolid,Enable)
  when is_integer(Toolid),is_boolean(Enable) ->
@@ -527,22 +527,22 @@ insertTool(This,Pos,Toolid,Bitmap)
 %% <br /> Also:<br />
 %% insertTool(This, Pos, Toolid, Bitmap, [Option]) -> wx:wx_object() when<br />
 %% 	This::wxToolBar(), Pos::integer(), Toolid::integer(), Bitmap::wxBitmap:wxBitmap(),<br />
-%% 	Option :: {bmpDisabled, wxBitmap:wxBitmap()}<br />
-%% 		 | {toggle, boolean()}<br />
-%% 		 | {clientData, wx:wx_object()}<br />
-%% 		 | {shortHelp, unicode:chardata()}<br />
-%% 		 | {longHelp, unicode:chardata()}.<br />
+%% 	Option :: {'bmpDisabled', wxBitmap:wxBitmap()}<br />
+%% 		 | {'toggle', boolean()}<br />
+%% 		 | {'clientData', wx:wx_object()}<br />
+%% 		 | {'shortHelp', unicode:chardata()}<br />
+%% 		 | {'longHelp', unicode:chardata()}.<br />
 %% 
 %%<br /> Kind = ?wxITEM_SEPARATOR | ?wxITEM_NORMAL | ?wxITEM_CHECK | ?wxITEM_RADIO | ?wxITEM_MAX
 -spec insertTool(This, Pos, Toolid, Label, Bitmap) -> wx:wx_object() when
 	This::wxToolBar(), Pos::integer(), Toolid::integer(), Label::unicode:chardata(), Bitmap::wxBitmap:wxBitmap();
       (This, Pos, Toolid, Bitmap, [Option]) -> wx:wx_object() when
 	This::wxToolBar(), Pos::integer(), Toolid::integer(), Bitmap::wxBitmap:wxBitmap(),
-	Option :: {bmpDisabled, wxBitmap:wxBitmap()}
-		 | {toggle, boolean()}
-		 | {clientData, wx:wx_object()}
-		 | {shortHelp, unicode:chardata()}
-		 | {longHelp, unicode:chardata()}.
+	Option :: {'bmpDisabled', wxBitmap:wxBitmap()}
+		 | {'toggle', boolean()}
+		 | {'clientData', wx:wx_object()}
+		 | {'shortHelp', unicode:chardata()}
+		 | {'longHelp', unicode:chardata()}.
 
 insertTool(This,Pos,Toolid,Label,Bitmap)
  when is_record(This, wx_ref),is_integer(Pos),is_integer(Toolid),is_list(Label),is_record(Bitmap, wx_ref) ->
@@ -565,11 +565,11 @@ insertTool(#wx_ref{type=ThisT,ref=ThisRef},Pos,Toolid,#wx_ref{type=BitmapT,ref=B
 %%<br /> Kind = ?wxITEM_SEPARATOR | ?wxITEM_NORMAL | ?wxITEM_CHECK | ?wxITEM_RADIO | ?wxITEM_MAX
 -spec insertTool(This, Pos, Toolid, Label, Bitmap, [Option]) -> wx:wx_object() when
 	This::wxToolBar(), Pos::integer(), Toolid::integer(), Label::unicode:chardata(), Bitmap::wxBitmap:wxBitmap(),
-	Option :: {bmpDisabled, wxBitmap:wxBitmap()}
-		 | {kind, wx:wx_enum()}
-		 | {shortHelp, unicode:chardata()}
-		 | {longHelp, unicode:chardata()}
-		 | {clientData, wx:wx_object()}.
+	Option :: {'bmpDisabled', wxBitmap:wxBitmap()}
+		 | {'kind', wx:wx_enum()}
+		 | {'shortHelp', unicode:chardata()}
+		 | {'longHelp', unicode:chardata()}
+		 | {'clientData', wx:wx_object()}.
 insertTool(#wx_ref{type=ThisT,ref=ThisRef},Pos,Toolid,Label,#wx_ref{type=BitmapT,ref=BitmapRef}, Options)
  when is_integer(Pos),is_integer(Toolid),is_list(Label),is_list(Options) ->
   ?CLASS(ThisT,wxToolBar),
@@ -603,7 +603,7 @@ removeTool(#wx_ref{type=ThisT,ref=ThisRef},Toolid)
   <<ThisRef:32/?UI,Toolid:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbar.html#wxtoolbarsetmargins">external documentation</a>.
--spec setMargins(This, X, Y) -> ok when
+-spec setMargins(This, X, Y) -> 'ok' when
 	This::wxToolBar(), X::integer(), Y::integer().
 setMargins(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_integer(X),is_integer(Y) ->
@@ -612,7 +612,7 @@ setMargins(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbar.html#wxtoolbarsettoolbitmapsize">external documentation</a>.
--spec setToolBitmapSize(This, Size) -> ok when
+-spec setToolBitmapSize(This, Size) -> 'ok' when
 	This::wxToolBar(), Size::{W::integer(), H::integer()}.
 setToolBitmapSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -621,7 +621,7 @@ setToolBitmapSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
   <<ThisRef:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbar.html#wxtoolbarsettoollonghelp">external documentation</a>.
--spec setToolLongHelp(This, Toolid, HelpString) -> ok when
+-spec setToolLongHelp(This, Toolid, HelpString) -> 'ok' when
 	This::wxToolBar(), Toolid::integer(), HelpString::unicode:chardata().
 setToolLongHelp(#wx_ref{type=ThisT,ref=ThisRef},Toolid,HelpString)
  when is_integer(Toolid),is_list(HelpString) ->
@@ -631,7 +631,7 @@ setToolLongHelp(#wx_ref{type=ThisT,ref=ThisRef},Toolid,HelpString)
   <<ThisRef:32/?UI,Toolid:32/?UI,(byte_size(HelpString_UC)):32/?UI,(HelpString_UC)/binary, 0:(((8- ((4+byte_size(HelpString_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbar.html#wxtoolbarsettoolpacking">external documentation</a>.
--spec setToolPacking(This, Packing) -> ok when
+-spec setToolPacking(This, Packing) -> 'ok' when
 	This::wxToolBar(), Packing::integer().
 setToolPacking(#wx_ref{type=ThisT,ref=ThisRef},Packing)
  when is_integer(Packing) ->
@@ -640,7 +640,7 @@ setToolPacking(#wx_ref{type=ThisT,ref=ThisRef},Packing)
   <<ThisRef:32/?UI,Packing:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbar.html#wxtoolbarsettoolshorthelp">external documentation</a>.
--spec setToolShortHelp(This, Id, HelpString) -> ok when
+-spec setToolShortHelp(This, Id, HelpString) -> 'ok' when
 	This::wxToolBar(), Id::integer(), HelpString::unicode:chardata().
 setToolShortHelp(#wx_ref{type=ThisT,ref=ThisRef},Id,HelpString)
  when is_integer(Id),is_list(HelpString) ->
@@ -650,7 +650,7 @@ setToolShortHelp(#wx_ref{type=ThisT,ref=ThisRef},Id,HelpString)
   <<ThisRef:32/?UI,Id:32/?UI,(byte_size(HelpString_UC)):32/?UI,(HelpString_UC)/binary, 0:(((8- ((4+byte_size(HelpString_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbar.html#wxtoolbarsettoolseparation">external documentation</a>.
--spec setToolSeparation(This, Separation) -> ok when
+-spec setToolSeparation(This, Separation) -> 'ok' when
 	This::wxToolBar(), Separation::integer().
 setToolSeparation(#wx_ref{type=ThisT,ref=ThisRef},Separation)
  when is_integer(Separation) ->
@@ -659,7 +659,7 @@ setToolSeparation(#wx_ref{type=ThisT,ref=ThisRef},Separation)
   <<ThisRef:32/?UI,Separation:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbar.html#wxtoolbartoggletool">external documentation</a>.
--spec toggleTool(This, Toolid, Toggle) -> ok when
+-spec toggleTool(This, Toolid, Toggle) -> 'ok' when
 	This::wxToolBar(), Toolid::integer(), Toggle::boolean().
 toggleTool(#wx_ref{type=ThisT,ref=ThisRef},Toolid,Toggle)
  when is_integer(Toolid),is_boolean(Toggle) ->
diff --git a/lib/wx/src/gen/wxToolTip.erl b/lib/wx/src/gen/wxToolTip.erl
index 78831de8c5..163e764d8c 100644
--- a/lib/wx/src/gen/wxToolTip.erl
+++ b/lib/wx/src/gen/wxToolTip.erl
@@ -36,7 +36,7 @@ parent_class(_Class) -> erlang:error({badtype, ?MODULE}).
 
 -type wxToolTip() :: wx:wx_object().
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtooltip.html#wxtooltipenable">external documentation</a>.
--spec enable(Flag) -> ok when
+-spec enable(Flag) -> 'ok' when
 	Flag::boolean().
 enable(Flag)
  when is_boolean(Flag) ->
@@ -44,7 +44,7 @@ enable(Flag)
   <<(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtooltip.html#wxtooltipsetdelay">external documentation</a>.
--spec setDelay(Msecs) -> ok when
+-spec setDelay(Msecs) -> 'ok' when
 	Msecs::integer().
 setDelay(Msecs)
  when is_integer(Msecs) ->
@@ -61,7 +61,7 @@ new(Tip)
   <<(byte_size(Tip_UC)):32/?UI,(Tip_UC)/binary, 0:(((8- ((4+byte_size(Tip_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtooltip.html#wxtooltipsettip">external documentation</a>.
--spec setTip(This, Tip) -> ok when
+-spec setTip(This, Tip) -> 'ok' when
 	This::wxToolTip(), Tip::unicode:chardata().
 setTip(#wx_ref{type=ThisT,ref=ThisRef},Tip)
  when is_list(Tip) ->
@@ -87,7 +87,7 @@ getWindow(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxToolTip()) -> ok.
+-spec destroy(This::wxToolTip()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxToolTip),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxToolbook.erl b/lib/wx/src/gen/wxToolbook.erl
index cf77aefd8a..92dcbc726b 100644
--- a/lib/wx/src/gen/wxToolbook.erl
+++ b/lib/wx/src/gen/wxToolbook.erl
@@ -101,9 +101,9 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbook.html#wxtoolbookwxtoolbook">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxToolbook() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -126,8 +126,8 @@ addPage(This,Page,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbook.html#wxtoolbookaddpage">external documentation</a>.
 -spec addPage(This, Page, Text, [Option]) -> boolean() when
 	This::wxToolbook(), Page::wxWindow:wxWindow(), Text::unicode:chardata(),
-	Option :: {bSelect, boolean()}
-		 | {imageId, integer()}.
+	Option :: {'bSelect', boolean()}
+		 | {'imageId', integer()}.
 addPage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageT,ref=PageRef},Text, Options)
  when is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxToolbook),
@@ -141,7 +141,7 @@ addPage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageT,ref=PageRef},Text, Op
   <<ThisRef:32/?UI,PageRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((4+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @equiv advanceSelection(This, [])
--spec advanceSelection(This) -> ok when
+-spec advanceSelection(This) -> 'ok' when
 	This::wxToolbook().
 
 advanceSelection(This)
@@ -149,9 +149,9 @@ advanceSelection(This)
   advanceSelection(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbook.html#wxtoolbookadvanceselection">external documentation</a>.
--spec advanceSelection(This, [Option]) -> ok when
+-spec advanceSelection(This, [Option]) -> 'ok' when
 	This::wxToolbook(),
-	Option :: {forward, boolean()}.
+	Option :: {'forward', boolean()}.
 advanceSelection(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxToolbook),
@@ -162,7 +162,7 @@ advanceSelection(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbook.html#wxtoolbookassignimagelist">external documentation</a>.
--spec assignImageList(This, ImageList) -> ok when
+-spec assignImageList(This, ImageList) -> 'ok' when
 	This::wxToolbook(), ImageList::wxImageList:wxImageList().
 assignImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxToolbook),
@@ -181,9 +181,9 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbook.html#wxtoolbookcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxToolbook(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxToolbook),
@@ -302,8 +302,8 @@ insertPage(This,N,Page,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbook.html#wxtoolbookinsertpage">external documentation</a>.
 -spec insertPage(This, N, Page, Text, [Option]) -> boolean() when
 	This::wxToolbook(), N::integer(), Page::wxWindow:wxWindow(), Text::unicode:chardata(),
-	Option :: {bSelect, boolean()}
-		 | {imageId, integer()}.
+	Option :: {'bSelect', boolean()}
+		 | {'imageId', integer()}.
 insertPage(#wx_ref{type=ThisT,ref=ThisRef},N,#wx_ref{type=PageT,ref=PageRef},Text, Options)
  when is_integer(N),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxToolbook),
@@ -317,7 +317,7 @@ insertPage(#wx_ref{type=ThisT,ref=ThisRef},N,#wx_ref{type=PageT,ref=PageRef},Tex
   <<ThisRef:32/?UI,N:32/?UI,PageRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbook.html#wxtoolbooksetimagelist">external documentation</a>.
--spec setImageList(This, ImageList) -> ok when
+-spec setImageList(This, ImageList) -> 'ok' when
 	This::wxToolbook(), ImageList::wxImageList:wxImageList().
 setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxToolbook),
@@ -326,7 +326,7 @@ setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageLi
   <<ThisRef:32/?UI,ImageListRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoolbook.html#wxtoolbooksetpagesize">external documentation</a>.
--spec setPageSize(This, Size) -> ok when
+-spec setPageSize(This, Size) -> 'ok' when
 	This::wxToolbook(), Size::{W::integer(), H::integer()}.
 setPageSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -372,7 +372,7 @@ changeSelection(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxToolbook()) -> ok.
+-spec destroy(This::wxToolbook()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxToolbook),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxTopLevelWindow.erl b/lib/wx/src/gen/wxTopLevelWindow.erl
index 72813b0073..6ba81691c7 100644
--- a/lib/wx/src/gen/wxTopLevelWindow.erl
+++ b/lib/wx/src/gen/wxTopLevelWindow.erl
@@ -114,7 +114,7 @@ isActive(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv iconize(This, [])
--spec iconize(This) -> ok when
+-spec iconize(This) -> 'ok' when
 	This::wxTopLevelWindow().
 
 iconize(This)
@@ -122,9 +122,9 @@ iconize(This)
   iconize(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoplevelwindow.html#wxtoplevelwindowiconize">external documentation</a>.
--spec iconize(This, [Option]) -> ok when
+-spec iconize(This, [Option]) -> 'ok' when
 	This::wxTopLevelWindow(),
-	Option :: {iconize, boolean()}.
+	Option :: {'iconize', boolean()}.
 iconize(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxTopLevelWindow),
@@ -159,7 +159,7 @@ isMaximized(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv maximize(This, [])
--spec maximize(This) -> ok when
+-spec maximize(This) -> 'ok' when
 	This::wxTopLevelWindow().
 
 maximize(This)
@@ -167,9 +167,9 @@ maximize(This)
   maximize(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoplevelwindow.html#wxtoplevelwindowmaximize">external documentation</a>.
--spec maximize(This, [Option]) -> ok when
+-spec maximize(This, [Option]) -> 'ok' when
 	This::wxTopLevelWindow(),
-	Option :: {maximize, boolean()}.
+	Option :: {'maximize', boolean()}.
 maximize(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxTopLevelWindow),
@@ -180,7 +180,7 @@ maximize(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv requestUserAttention(This, [])
--spec requestUserAttention(This) -> ok when
+-spec requestUserAttention(This) -> 'ok' when
 	This::wxTopLevelWindow().
 
 requestUserAttention(This)
@@ -188,9 +188,9 @@ requestUserAttention(This)
   requestUserAttention(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoplevelwindow.html#wxtoplevelwindowrequestuserattention">external documentation</a>.
--spec requestUserAttention(This, [Option]) -> ok when
+-spec requestUserAttention(This, [Option]) -> 'ok' when
 	This::wxTopLevelWindow(),
-	Option :: {flags, integer()}.
+	Option :: {'flags', integer()}.
 requestUserAttention(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxTopLevelWindow),
@@ -201,7 +201,7 @@ requestUserAttention(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoplevelwindow.html#wxtoplevelwindowseticon">external documentation</a>.
--spec setIcon(This, Icon) -> ok when
+-spec setIcon(This, Icon) -> 'ok' when
 	This::wxTopLevelWindow(), Icon::wxIcon:wxIcon().
 setIcon(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconT,ref=IconRef}) ->
   ?CLASS(ThisT,wxTopLevelWindow),
@@ -210,7 +210,7 @@ setIcon(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconT,ref=IconRef}) ->
   <<ThisRef:32/?UI,IconRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoplevelwindow.html#wxtoplevelwindowseticons">external documentation</a>.
--spec setIcons(This, Icons) -> ok when
+-spec setIcons(This, Icons) -> 'ok' when
 	This::wxTopLevelWindow(), Icons::wxIconBundle:wxIconBundle().
 setIcons(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconsT,ref=IconsRef}) ->
   ?CLASS(ThisT,wxTopLevelWindow),
@@ -219,7 +219,7 @@ setIcons(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=IconsT,ref=IconsRef}) ->
   <<ThisRef:32/?UI,IconsRef:32/?UI>>).
 
 %% @equiv centerOnScreen(This, [])
--spec centerOnScreen(This) -> ok when
+-spec centerOnScreen(This) -> 'ok' when
 	This::wxTopLevelWindow().
 
 centerOnScreen(This)
@@ -227,9 +227,9 @@ centerOnScreen(This)
   centerOnScreen(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoplevelwindow.html#wxtoplevelwindowcenteronscreen">external documentation</a>.
--spec centerOnScreen(This, [Option]) -> ok when
+-spec centerOnScreen(This, [Option]) -> 'ok' when
 	This::wxTopLevelWindow(),
-	Option :: {dir, integer()}.
+	Option :: {'dir', integer()}.
 centerOnScreen(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxTopLevelWindow),
@@ -240,7 +240,7 @@ centerOnScreen(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv centreOnScreen(This, [])
--spec centreOnScreen(This) -> ok when
+-spec centreOnScreen(This) -> 'ok' when
 	This::wxTopLevelWindow().
 
 centreOnScreen(This)
@@ -248,9 +248,9 @@ centreOnScreen(This)
   centreOnScreen(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoplevelwindow.html#wxtoplevelwindowcentreonscreen">external documentation</a>.
--spec centreOnScreen(This, [Option]) -> ok when
+-spec centreOnScreen(This, [Option]) -> 'ok' when
 	This::wxTopLevelWindow(),
-	Option :: {dir, integer()}.
+	Option :: {'dir', integer()}.
 centreOnScreen(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxTopLevelWindow),
@@ -270,7 +270,7 @@ setShape(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=RegionT,ref=RegionRef}) ->
   <<ThisRef:32/?UI,RegionRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoplevelwindow.html#wxtoplevelwindowsettitle">external documentation</a>.
--spec setTitle(This, Title) -> ok when
+-spec setTitle(This, Title) -> 'ok' when
 	This::wxTopLevelWindow(), Title::unicode:chardata().
 setTitle(#wx_ref{type=ThisT,ref=ThisRef},Title)
  when is_list(Title) ->
@@ -290,7 +290,7 @@ showFullScreen(This,Show)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtoplevelwindow.html#wxtoplevelwindowshowfullscreen">external documentation</a>.
 -spec showFullScreen(This, Show, [Option]) -> boolean() when
 	This::wxTopLevelWindow(), Show::boolean(),
-	Option :: {style, integer()}.
+	Option :: {'style', integer()}.
 showFullScreen(#wx_ref{type=ThisT,ref=ThisRef},Show, Options)
  when is_boolean(Show),is_list(Options) ->
   ?CLASS(ThisT,wxTopLevelWindow),
diff --git a/lib/wx/src/gen/wxTreeCtrl.erl b/lib/wx/src/gen/wxTreeCtrl.erl
index 43dee9107d..97b43309ad 100644
--- a/lib/wx/src/gen/wxTreeCtrl.erl
+++ b/lib/wx/src/gen/wxTreeCtrl.erl
@@ -117,11 +117,11 @@ new(Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlwxtreectrl">external documentation</a>.
 -spec new(Parent, [Option]) -> wxTreeCtrl() when
 	Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 new(#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -146,9 +146,9 @@ addRoot(This,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrladdroot">external documentation</a>.
 -spec addRoot(This, Text, [Option]) -> integer() when
 	This::wxTreeCtrl(), Text::unicode:chardata(),
-	Option :: {image, integer()}
-		 | {selectedImage, integer()}
-		 | {data, term()}.
+	Option :: {'image', integer()}
+		 | {'selectedImage', integer()}
+		 | {'data', term()}.
 addRoot(#wx_ref{type=ThisT,ref=ThisRef},Text, Options)
  when is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -172,9 +172,9 @@ appendItem(This,Parent,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlappenditem">external documentation</a>.
 -spec appendItem(This, Parent, Text, [Option]) -> integer() when
 	This::wxTreeCtrl(), Parent::integer(), Text::unicode:chardata(),
-	Option :: {image, integer()}
-		 | {selectedImage, integer()}
-		 | {data, term()}.
+	Option :: {'image', integer()}
+		 | {'selectedImage', integer()}
+		 | {'data', term()}.
 appendItem(#wx_ref{type=ThisT,ref=ThisRef},Parent,Text, Options)
  when is_integer(Parent),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -188,7 +188,7 @@ appendItem(#wx_ref{type=ThisT,ref=ThisRef},Parent,Text, Options)
   <<ThisRef:32/?UI,0:32,Parent:64/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((4+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlassignimagelist">external documentation</a>.
--spec assignImageList(This, ImageList) -> ok when
+-spec assignImageList(This, ImageList) -> 'ok' when
 	This::wxTreeCtrl(), ImageList::wxImageList:wxImageList().
 assignImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -197,7 +197,7 @@ assignImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=Imag
   <<ThisRef:32/?UI,ImageListRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlassignstateimagelist">external documentation</a>.
--spec assignStateImageList(This, ImageList) -> ok when
+-spec assignStateImageList(This, ImageList) -> 'ok' when
 	This::wxTreeCtrl(), ImageList::wxImageList:wxImageList().
 assignStateImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -206,7 +206,7 @@ assignStateImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref
   <<ThisRef:32/?UI,ImageListRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlcollapse">external documentation</a>.
--spec collapse(This, Item) -> ok when
+-spec collapse(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 collapse(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -215,7 +215,7 @@ collapse(#wx_ref{type=ThisT,ref=ThisRef},Item)
   <<ThisRef:32/?UI,0:32,Item:64/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlcollapseandreset">external documentation</a>.
--spec collapseAndReset(This, Item) -> ok when
+-spec collapseAndReset(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 collapseAndReset(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -234,11 +234,11 @@ create(This,Parent)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlcreate">external documentation</a>.
 -spec create(This, Parent, [Option]) -> boolean() when
 	This::wxTreeCtrl(), Parent::wxWindow:wxWindow(),
-	Option :: {id, integer()}
-		 | {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}
-		 | {validator, wx:wx_object()}.
+	Option :: {'id', integer()}
+		 | {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}
+		 | {'validator', wx:wx_object()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -254,7 +254,7 @@ create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef}, Opti
   <<ThisRef:32/?UI,ParentRef:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrldelete">external documentation</a>.
--spec delete(This, Item) -> ok when
+-spec delete(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 delete(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -263,7 +263,7 @@ delete(#wx_ref{type=ThisT,ref=ThisRef},Item)
   <<ThisRef:32/?UI,0:32,Item:64/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrldeleteallitems">external documentation</a>.
--spec deleteAllItems(This) -> ok when
+-spec deleteAllItems(This) -> 'ok' when
 	This::wxTreeCtrl().
 deleteAllItems(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -271,7 +271,7 @@ deleteAllItems(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrldeletechildren">external documentation</a>.
--spec deleteChildren(This, Item) -> ok when
+-spec deleteChildren(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 deleteChildren(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -289,7 +289,7 @@ editLabel(#wx_ref{type=ThisT,ref=ThisRef},Item)
   <<ThisRef:32/?UI,0:32,Item:64/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlensurevisible">external documentation</a>.
--spec ensureVisible(This, Item) -> ok when
+-spec ensureVisible(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 ensureVisible(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -298,7 +298,7 @@ ensureVisible(#wx_ref{type=ThisT,ref=ThisRef},Item)
   <<ThisRef:32/?UI,0:32,Item:64/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlexpand">external documentation</a>.
--spec expand(This, Item) -> ok when
+-spec expand(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 expand(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -319,7 +319,7 @@ getBoundingRect(This,Item)
 -spec getBoundingRect(This, Item, [Option]) -> Result when
 	Result :: {Res ::boolean(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}},
 	This::wxTreeCtrl(), Item::integer(),
-	Option :: {textOnly, boolean()}.
+	Option :: {'textOnly', boolean()}.
 getBoundingRect(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
  when is_integer(Item),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -340,7 +340,7 @@ getChildrenCount(This,Item)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlgetchildrencount">external documentation</a>.
 -spec getChildrenCount(This, Item, [Option]) -> integer() when
 	This::wxTreeCtrl(), Item::integer(),
-	Option :: {recursively, boolean()}.
+	Option :: {'recursively', boolean()}.
 getChildrenCount(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
  when is_integer(Item),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -450,7 +450,7 @@ getItemImage(#wx_ref{type=ThisT,ref=ThisRef},Item)
 %%<br /> Which = ?wxTreeItemIcon_Normal | ?wxTreeItemIcon_Selected | ?wxTreeItemIcon_Expanded | ?wxTreeItemIcon_SelectedExpanded | ?wxTreeItemIcon_Max
 -spec getItemImage(This, Item, [Option]) -> integer() when
 	This::wxTreeCtrl(), Item::integer(),
-	Option :: {which, wx:wx_enum()}.
+	Option :: {'which', wx:wx_enum()}.
 getItemImage(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
  when is_integer(Item),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -586,9 +586,9 @@ insertItem(This,Parent,Pos,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlinsertitem">external documentation</a>.
 -spec insertItem(This, Parent, Pos, Text, [Option]) -> integer() when
 	This::wxTreeCtrl(), Parent::integer(), Pos::integer(), Text::unicode:chardata(),
-	Option :: {image, integer()}
-		 | {selImage, integer()}
-		 | {data, term()}.
+	Option :: {'image', integer()}
+		 | {'selImage', integer()}
+		 | {'data', term()}.
 insertItem(#wx_ref{type=ThisT,ref=ThisRef},Parent,Pos,Text, Options)
  when is_integer(Parent),is_integer(Pos),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -665,9 +665,9 @@ prependItem(This,Parent,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlprependitem">external documentation</a>.
 -spec prependItem(This, Parent, Text, [Option]) -> integer() when
 	This::wxTreeCtrl(), Parent::integer(), Text::unicode:chardata(),
-	Option :: {image, integer()}
-		 | {selectedImage, integer()}
-		 | {data, term()}.
+	Option :: {'image', integer()}
+		 | {'selectedImage', integer()}
+		 | {'data', term()}.
 prependItem(#wx_ref{type=ThisT,ref=ThisRef},Parent,Text, Options)
  when is_integer(Parent),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -681,7 +681,7 @@ prependItem(#wx_ref{type=ThisT,ref=ThisRef},Parent,Text, Options)
   <<ThisRef:32/?UI,0:32,Parent:64/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((4+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlscrollto">external documentation</a>.
--spec scrollTo(This, Item) -> ok when
+-spec scrollTo(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 scrollTo(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -690,7 +690,7 @@ scrollTo(#wx_ref{type=ThisT,ref=ThisRef},Item)
   <<ThisRef:32/?UI,0:32,Item:64/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlselectitem">external documentation</a>.
--spec selectItem(This, Item) -> ok when
+-spec selectItem(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 selectItem(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -699,9 +699,9 @@ selectItem(#wx_ref{type=ThisT,ref=ThisRef},Item)
   <<ThisRef:32/?UI,0:32,Item:64/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlselectitem">external documentation</a>.
--spec selectItem(This, Item, [Option]) -> ok when
+-spec selectItem(This, Item, [Option]) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer(),
-	Option :: {select, boolean()}.
+	Option :: {'select', boolean()}.
 selectItem(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
  when is_integer(Item),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -712,7 +712,7 @@ selectItem(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
   <<ThisRef:32/?UI,0:32,Item:64/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetindent">external documentation</a>.
--spec setIndent(This, Indent) -> ok when
+-spec setIndent(This, Indent) -> 'ok' when
 	This::wxTreeCtrl(), Indent::integer().
 setIndent(#wx_ref{type=ThisT,ref=ThisRef},Indent)
  when is_integer(Indent) ->
@@ -721,7 +721,7 @@ setIndent(#wx_ref{type=ThisT,ref=ThisRef},Indent)
   <<ThisRef:32/?UI,Indent:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetimagelist">external documentation</a>.
--spec setImageList(This, ImageList) -> ok when
+-spec setImageList(This, ImageList) -> 'ok' when
 	This::wxTreeCtrl(), ImageList::wxImageList:wxImageList().
 setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -730,7 +730,7 @@ setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageLi
   <<ThisRef:32/?UI,ImageListRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetitembackgroundcolour">external documentation</a>.
--spec setItemBackgroundColour(This, Item, Col) -> ok when
+-spec setItemBackgroundColour(This, Item, Col) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer(), Col::wx:wx_colour().
 setItemBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Item,Col)
  when is_integer(Item),tuple_size(Col) =:= 3; tuple_size(Col) =:= 4 ->
@@ -739,7 +739,7 @@ setItemBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Item,Col)
   <<ThisRef:32/?UI,0:32,Item:64/?UI,(wxe_util:colour_bin(Col)):16/binary>>).
 
 %% @equiv setItemBold(This,Item, [])
--spec setItemBold(This, Item) -> ok when
+-spec setItemBold(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 
 setItemBold(This,Item)
@@ -747,9 +747,9 @@ setItemBold(This,Item)
   setItemBold(This,Item, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetitembold">external documentation</a>.
--spec setItemBold(This, Item, [Option]) -> ok when
+-spec setItemBold(This, Item, [Option]) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer(),
-	Option :: {bold, boolean()}.
+	Option :: {'bold', boolean()}.
 setItemBold(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
  when is_integer(Item),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -760,7 +760,7 @@ setItemBold(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
   <<ThisRef:32/?UI,0:32,Item:64/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetitemdata">external documentation</a>.
--spec setItemData(This, Item, Data) -> ok when
+-spec setItemData(This, Item, Data) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer(), Data::term().
 setItemData(#wx_ref{type=ThisT,ref=ThisRef},Item,Data)
  when is_integer(Item) ->
@@ -770,7 +770,7 @@ setItemData(#wx_ref{type=ThisT,ref=ThisRef},Item,Data)
   <<ThisRef:32/?UI,0:32,Item:64/?UI>>).
 
 %% @equiv setItemDropHighlight(This,Item, [])
--spec setItemDropHighlight(This, Item) -> ok when
+-spec setItemDropHighlight(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 
 setItemDropHighlight(This,Item)
@@ -778,9 +778,9 @@ setItemDropHighlight(This,Item)
   setItemDropHighlight(This,Item, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetitemdrophighlight">external documentation</a>.
--spec setItemDropHighlight(This, Item, [Option]) -> ok when
+-spec setItemDropHighlight(This, Item, [Option]) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer(),
-	Option :: {highlight, boolean()}.
+	Option :: {'highlight', boolean()}.
 setItemDropHighlight(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
  when is_integer(Item),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -791,7 +791,7 @@ setItemDropHighlight(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
   <<ThisRef:32/?UI,0:32,Item:64/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetitemfont">external documentation</a>.
--spec setItemFont(This, Item, Font) -> ok when
+-spec setItemFont(This, Item, Font) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer(), Font::wxFont:wxFont().
 setItemFont(#wx_ref{type=ThisT,ref=ThisRef},Item,#wx_ref{type=FontT,ref=FontRef})
  when is_integer(Item) ->
@@ -801,7 +801,7 @@ setItemFont(#wx_ref{type=ThisT,ref=ThisRef},Item,#wx_ref{type=FontT,ref=FontRef}
   <<ThisRef:32/?UI,0:32,Item:64/?UI,FontRef:32/?UI>>).
 
 %% @equiv setItemHasChildren(This,Item, [])
--spec setItemHasChildren(This, Item) -> ok when
+-spec setItemHasChildren(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 
 setItemHasChildren(This,Item)
@@ -809,9 +809,9 @@ setItemHasChildren(This,Item)
   setItemHasChildren(This,Item, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetitemhaschildren">external documentation</a>.
--spec setItemHasChildren(This, Item, [Option]) -> ok when
+-spec setItemHasChildren(This, Item, [Option]) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer(),
-	Option :: {has, boolean()}.
+	Option :: {'has', boolean()}.
 setItemHasChildren(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
  when is_integer(Item),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -822,7 +822,7 @@ setItemHasChildren(#wx_ref{type=ThisT,ref=ThisRef},Item, Options)
   <<ThisRef:32/?UI,0:32,Item:64/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetitemimage">external documentation</a>.
--spec setItemImage(This, Item, Image) -> ok when
+-spec setItemImage(This, Item, Image) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer(), Image::integer().
 setItemImage(#wx_ref{type=ThisT,ref=ThisRef},Item,Image)
  when is_integer(Item),is_integer(Image) ->
@@ -832,9 +832,9 @@ setItemImage(#wx_ref{type=ThisT,ref=ThisRef},Item,Image)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetitemimage">external documentation</a>.
 %%<br /> Which = ?wxTreeItemIcon_Normal | ?wxTreeItemIcon_Selected | ?wxTreeItemIcon_Expanded | ?wxTreeItemIcon_SelectedExpanded | ?wxTreeItemIcon_Max
--spec setItemImage(This, Item, Image, [Option]) -> ok when
+-spec setItemImage(This, Item, Image, [Option]) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer(), Image::integer(),
-	Option :: {which, wx:wx_enum()}.
+	Option :: {'which', wx:wx_enum()}.
 setItemImage(#wx_ref{type=ThisT,ref=ThisRef},Item,Image, Options)
  when is_integer(Item),is_integer(Image),is_list(Options) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -845,7 +845,7 @@ setItemImage(#wx_ref{type=ThisT,ref=ThisRef},Item,Image, Options)
   <<ThisRef:32/?UI,0:32,Item:64/?UI,Image:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetitemtext">external documentation</a>.
--spec setItemText(This, Item, Text) -> ok when
+-spec setItemText(This, Item, Text) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer(), Text::unicode:chardata().
 setItemText(#wx_ref{type=ThisT,ref=ThisRef},Item,Text)
  when is_integer(Item),is_list(Text) ->
@@ -855,7 +855,7 @@ setItemText(#wx_ref{type=ThisT,ref=ThisRef},Item,Text)
   <<ThisRef:32/?UI,0:32,Item:64/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((4+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetitemtextcolour">external documentation</a>.
--spec setItemTextColour(This, Item, Col) -> ok when
+-spec setItemTextColour(This, Item, Col) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer(), Col::wx:wx_colour().
 setItemTextColour(#wx_ref{type=ThisT,ref=ThisRef},Item,Col)
  when is_integer(Item),tuple_size(Col) =:= 3; tuple_size(Col) =:= 4 ->
@@ -864,7 +864,7 @@ setItemTextColour(#wx_ref{type=ThisT,ref=ThisRef},Item,Col)
   <<ThisRef:32/?UI,0:32,Item:64/?UI,(wxe_util:colour_bin(Col)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetstateimagelist">external documentation</a>.
--spec setStateImageList(This, ImageList) -> ok when
+-spec setStateImageList(This, ImageList) -> 'ok' when
 	This::wxTreeCtrl(), ImageList::wxImageList:wxImageList().
 setStateImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -873,7 +873,7 @@ setStateImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=Im
   <<ThisRef:32/?UI,ImageListRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsetwindowstyle">external documentation</a>.
--spec setWindowStyle(This, Styles) -> ok when
+-spec setWindowStyle(This, Styles) -> 'ok' when
 	This::wxTreeCtrl(), Styles::integer().
 setWindowStyle(#wx_ref{type=ThisT,ref=ThisRef},Styles)
  when is_integer(Styles) ->
@@ -882,7 +882,7 @@ setWindowStyle(#wx_ref{type=ThisT,ref=ThisRef},Styles)
   <<ThisRef:32/?UI,Styles:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlsortchildren">external documentation</a>.
--spec sortChildren(This, Item) -> ok when
+-spec sortChildren(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 sortChildren(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -891,7 +891,7 @@ sortChildren(#wx_ref{type=ThisT,ref=ThisRef},Item)
   <<ThisRef:32/?UI,0:32,Item:64/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrltoggle">external documentation</a>.
--spec toggle(This, Item) -> ok when
+-spec toggle(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 toggle(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -900,7 +900,7 @@ toggle(#wx_ref{type=ThisT,ref=ThisRef},Item)
   <<ThisRef:32/?UI,0:32,Item:64/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrltoggleitemselection">external documentation</a>.
--spec toggleItemSelection(This, Item) -> ok when
+-spec toggleItemSelection(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 toggleItemSelection(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -909,7 +909,7 @@ toggleItemSelection(#wx_ref{type=ThisT,ref=ThisRef},Item)
   <<ThisRef:32/?UI,0:32,Item:64/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlunselect">external documentation</a>.
--spec unselect(This) -> ok when
+-spec unselect(This) -> 'ok' when
 	This::wxTreeCtrl().
 unselect(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -917,7 +917,7 @@ unselect(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlunselectall">external documentation</a>.
--spec unselectAll(This) -> ok when
+-spec unselectAll(This) -> 'ok' when
 	This::wxTreeCtrl().
 unselectAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxTreeCtrl),
@@ -925,7 +925,7 @@ unselectAll(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreectrl.html#wxtreectrlunselectitem">external documentation</a>.
--spec unselectItem(This, Item) -> ok when
+-spec unselectItem(This, Item) -> 'ok' when
 	This::wxTreeCtrl(), Item::integer().
 unselectItem(#wx_ref{type=ThisT,ref=ThisRef},Item)
  when is_integer(Item) ->
@@ -934,7 +934,7 @@ unselectItem(#wx_ref{type=ThisT,ref=ThisRef},Item)
   <<ThisRef:32/?UI,0:32,Item:64/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxTreeCtrl()) -> ok.
+-spec destroy(This::wxTreeCtrl()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxTreeCtrl),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxTreeEvent.erl b/lib/wx/src/gen/wxTreeEvent.erl
index 5200a7a8e9..41e86fe41f 100644
--- a/lib/wx/src/gen/wxTreeEvent.erl
+++ b/lib/wx/src/gen/wxTreeEvent.erl
@@ -108,7 +108,7 @@ isEditCancelled(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreeevent.html#wxtreeeventsettooltip">external documentation</a>.
--spec setToolTip(This, ToolTip) -> ok when
+-spec setToolTip(This, ToolTip) -> 'ok' when
 	This::wxTreeEvent(), ToolTip::unicode:chardata().
 setToolTip(#wx_ref{type=ThisT,ref=ThisRef},ToolTip)
  when is_list(ToolTip) ->
diff --git a/lib/wx/src/gen/wxTreebook.erl b/lib/wx/src/gen/wxTreebook.erl
index 1900f47289..5d3c177f7e 100644
--- a/lib/wx/src/gen/wxTreebook.erl
+++ b/lib/wx/src/gen/wxTreebook.erl
@@ -102,9 +102,9 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreebook.html#wxtreebookwxtreebook">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxTreebook() when
 	Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -127,8 +127,8 @@ addPage(This,Page,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreebook.html#wxtreebookaddpage">external documentation</a>.
 -spec addPage(This, Page, Text, [Option]) -> boolean() when
 	This::wxTreebook(), Page::wxWindow:wxWindow(), Text::unicode:chardata(),
-	Option :: {bSelect, boolean()}
-		 | {imageId, integer()}.
+	Option :: {'bSelect', boolean()}
+		 | {'imageId', integer()}.
 addPage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageT,ref=PageRef},Text, Options)
  when is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxTreebook),
@@ -142,7 +142,7 @@ addPage(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PageT,ref=PageRef},Text, Op
   <<ThisRef:32/?UI,PageRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((4+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @equiv advanceSelection(This, [])
--spec advanceSelection(This) -> ok when
+-spec advanceSelection(This) -> 'ok' when
 	This::wxTreebook().
 
 advanceSelection(This)
@@ -150,9 +150,9 @@ advanceSelection(This)
   advanceSelection(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreebook.html#wxtreebookadvanceselection">external documentation</a>.
--spec advanceSelection(This, [Option]) -> ok when
+-spec advanceSelection(This, [Option]) -> 'ok' when
 	This::wxTreebook(),
-	Option :: {forward, boolean()}.
+	Option :: {'forward', boolean()}.
 advanceSelection(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxTreebook),
@@ -163,7 +163,7 @@ advanceSelection(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreebook.html#wxtreebookassignimagelist">external documentation</a>.
--spec assignImageList(This, ImageList) -> ok when
+-spec assignImageList(This, ImageList) -> 'ok' when
 	This::wxTreebook(), ImageList::wxImageList:wxImageList().
 assignImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxTreebook),
@@ -182,9 +182,9 @@ create(This,Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreebook.html#wxtreebookcreate">external documentation</a>.
 -spec create(This, Parent, Id, [Option]) -> boolean() when
 	This::wxTreebook(), Parent::wxWindow:wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 create(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ThisT,wxTreebook),
@@ -293,7 +293,7 @@ expandNode(This,Pos)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreebook.html#wxtreebookexpandnode">external documentation</a>.
 -spec expandNode(This, Pos, [Option]) -> boolean() when
 	This::wxTreebook(), Pos::integer(),
-	Option :: {expand, boolean()}.
+	Option :: {'expand', boolean()}.
 expandNode(#wx_ref{type=ThisT,ref=ThisRef},Pos, Options)
  when is_integer(Pos),is_list(Options) ->
   ?CLASS(ThisT,wxTreebook),
@@ -333,8 +333,8 @@ insertPage(This,Pos,Page,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreebook.html#wxtreebookinsertpage">external documentation</a>.
 -spec insertPage(This, Pos, Page, Text, [Option]) -> boolean() when
 	This::wxTreebook(), Pos::integer(), Page::wxWindow:wxWindow(), Text::unicode:chardata(),
-	Option :: {bSelect, boolean()}
-		 | {imageId, integer()}.
+	Option :: {'bSelect', boolean()}
+		 | {'imageId', integer()}.
 insertPage(#wx_ref{type=ThisT,ref=ThisRef},Pos,#wx_ref{type=PageT,ref=PageRef},Text, Options)
  when is_integer(Pos),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxTreebook),
@@ -358,8 +358,8 @@ insertSubPage(This,Pos,Page,Text)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreebook.html#wxtreebookinsertsubpage">external documentation</a>.
 -spec insertSubPage(This, Pos, Page, Text, [Option]) -> boolean() when
 	This::wxTreebook(), Pos::integer(), Page::wxWindow:wxWindow(), Text::unicode:chardata(),
-	Option :: {bSelect, boolean()}
-		 | {imageId, integer()}.
+	Option :: {'bSelect', boolean()}
+		 | {'imageId', integer()}.
 insertSubPage(#wx_ref{type=ThisT,ref=ThisRef},Pos,#wx_ref{type=PageT,ref=PageRef},Text, Options)
  when is_integer(Pos),is_list(Text),is_list(Options) ->
   ?CLASS(ThisT,wxTreebook),
@@ -373,7 +373,7 @@ insertSubPage(#wx_ref{type=ThisT,ref=ThisRef},Pos,#wx_ref{type=PageT,ref=PageRef
   <<ThisRef:32/?UI,Pos:32/?UI,PageRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreebook.html#wxtreebooksetimagelist">external documentation</a>.
--spec setImageList(This, ImageList) -> ok when
+-spec setImageList(This, ImageList) -> 'ok' when
 	This::wxTreebook(), ImageList::wxImageList:wxImageList().
 setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageListRef}) ->
   ?CLASS(ThisT,wxTreebook),
@@ -382,7 +382,7 @@ setImageList(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ImageListT,ref=ImageLi
   <<ThisRef:32/?UI,ImageListRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxtreebook.html#wxtreebooksetpagesize">external documentation</a>.
--spec setPageSize(This, Size) -> ok when
+-spec setPageSize(This, Size) -> 'ok' when
 	This::wxTreebook(), Size::{W::integer(), H::integer()}.
 setPageSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -428,7 +428,7 @@ changeSelection(#wx_ref{type=ThisT,ref=ThisRef},N)
   <<ThisRef:32/?UI,N:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxTreebook()) -> ok.
+-spec destroy(This::wxTreebook()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxTreebook),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxUpdateUIEvent.erl b/lib/wx/src/gen/wxUpdateUIEvent.erl
index db126eec40..fec42ed8eb 100644
--- a/lib/wx/src/gen/wxUpdateUIEvent.erl
+++ b/lib/wx/src/gen/wxUpdateUIEvent.erl
@@ -59,7 +59,7 @@ canUpdate(#wx_ref{type=WinT,ref=WinRef}) ->
   <<WinRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxupdateuievent.html#wxupdateuieventcheck">external documentation</a>.
--spec check(This, Check) -> ok when
+-spec check(This, Check) -> 'ok' when
 	This::wxUpdateUIEvent(), Check::boolean().
 check(#wx_ref{type=ThisT,ref=ThisRef},Check)
  when is_boolean(Check) ->
@@ -68,7 +68,7 @@ check(#wx_ref{type=ThisT,ref=ThisRef},Check)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Check)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxupdateuievent.html#wxupdateuieventenable">external documentation</a>.
--spec enable(This, Enable) -> ok when
+-spec enable(This, Enable) -> 'ok' when
 	This::wxUpdateUIEvent(), Enable::boolean().
 enable(#wx_ref{type=ThisT,ref=ThisRef},Enable)
  when is_boolean(Enable) ->
@@ -77,7 +77,7 @@ enable(#wx_ref{type=ThisT,ref=ThisRef},Enable)
   <<ThisRef:32/?UI,(wxe_util:from_bool(Enable)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxupdateuievent.html#wxupdateuieventshow">external documentation</a>.
--spec show(This, Show) -> ok when
+-spec show(This, Show) -> 'ok' when
 	This::wxUpdateUIEvent(), Show::boolean().
 show(#wx_ref{type=ThisT,ref=ThisRef},Show)
  when is_boolean(Show) ->
@@ -163,14 +163,14 @@ getUpdateInterval() ->
   <<>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxupdateuievent.html#wxupdateuieventresetupdatetime">external documentation</a>.
--spec resetUpdateTime() -> ok.
+-spec resetUpdateTime() -> 'ok'.
 resetUpdateTime() ->
   wxe_util:cast(?wxUpdateUIEvent_ResetUpdateTime,
   <<>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxupdateuievent.html#wxupdateuieventsetmode">external documentation</a>.
 %%<br /> Mode = ?wxUPDATE_UI_PROCESS_ALL | ?wxUPDATE_UI_PROCESS_SPECIFIED
--spec setMode(Mode) -> ok when
+-spec setMode(Mode) -> 'ok' when
 	Mode::wx:wx_enum().
 setMode(Mode)
  when is_integer(Mode) ->
@@ -178,7 +178,7 @@ setMode(Mode)
   <<Mode:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxupdateuievent.html#wxupdateuieventsettext">external documentation</a>.
--spec setText(This, Text) -> ok when
+-spec setText(This, Text) -> 'ok' when
 	This::wxUpdateUIEvent(), Text::unicode:chardata().
 setText(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -188,7 +188,7 @@ setText(#wx_ref{type=ThisT,ref=ThisRef},Text)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxupdateuievent.html#wxupdateuieventsetupdateinterval">external documentation</a>.
--spec setUpdateInterval(UpdateInterval) -> ok when
+-spec setUpdateInterval(UpdateInterval) -> 'ok' when
 	UpdateInterval::integer().
 setUpdateInterval(UpdateInterval)
  when is_integer(UpdateInterval) ->
diff --git a/lib/wx/src/gen/wxWindow.erl b/lib/wx/src/gen/wxWindow.erl
index a8a61d547b..4ac7cc5d75 100644
--- a/lib/wx/src/gen/wxWindow.erl
+++ b/lib/wx/src/gen/wxWindow.erl
@@ -93,9 +93,9 @@ new(Parent,Id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowwxwindow">external documentation</a>.
 -spec new(Parent, Id, [Option]) -> wxWindow() when
 	Parent::wxWindow(), Id::integer(),
-	Option :: {pos, {X::integer(), Y::integer()}}
-		 | {size, {W::integer(), H::integer()}}
-		 | {style, integer()}.
+	Option :: {'pos', {X::integer(), Y::integer()}}
+		 | {'size', {W::integer(), H::integer()}}
+		 | {'style', integer()}.
 new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
  when is_integer(Id),is_list(Options) ->
   ?CLASS(ParentT,wxWindow),
@@ -108,7 +108,7 @@ new(#wx_ref{type=ParentT,ref=ParentRef},Id, Options)
   <<ParentRef:32/?UI,Id:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowcachebestsize">external documentation</a>.
--spec cacheBestSize(This, Size) -> ok when
+-spec cacheBestSize(This, Size) -> 'ok' when
 	This::wxWindow(), Size::{W::integer(), H::integer()}.
 cacheBestSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -117,7 +117,7 @@ cacheBestSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
   <<ThisRef:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowcapturemouse">external documentation</a>.
--spec captureMouse(This) -> ok when
+-spec captureMouse(This) -> 'ok' when
 	This::wxWindow().
 captureMouse(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -125,7 +125,7 @@ captureMouse(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv center(This, [])
--spec center(This) -> ok when
+-spec center(This) -> 'ok' when
 	This::wxWindow().
 
 center(This)
@@ -133,9 +133,9 @@ center(This)
   center(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowcenter">external documentation</a>.
--spec center(This, [Option]) -> ok when
+-spec center(This, [Option]) -> 'ok' when
 	This::wxWindow(),
-	Option :: {dir, integer()}.
+	Option :: {'dir', integer()}.
 center(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -146,7 +146,7 @@ center(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv centerOnParent(This, [])
--spec centerOnParent(This) -> ok when
+-spec centerOnParent(This) -> 'ok' when
 	This::wxWindow().
 
 centerOnParent(This)
@@ -154,9 +154,9 @@ centerOnParent(This)
   centerOnParent(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowcenteronparent">external documentation</a>.
--spec centerOnParent(This, [Option]) -> ok when
+-spec centerOnParent(This, [Option]) -> 'ok' when
 	This::wxWindow(),
-	Option :: {dir, integer()}.
+	Option :: {'dir', integer()}.
 centerOnParent(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -167,7 +167,7 @@ centerOnParent(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv centre(This, [])
--spec centre(This) -> ok when
+-spec centre(This) -> 'ok' when
 	This::wxWindow().
 
 centre(This)
@@ -175,9 +175,9 @@ centre(This)
   centre(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowcentre">external documentation</a>.
--spec centre(This, [Option]) -> ok when
+-spec centre(This, [Option]) -> 'ok' when
 	This::wxWindow(),
-	Option :: {dir, integer()}.
+	Option :: {'dir', integer()}.
 centre(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -188,7 +188,7 @@ centre(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv centreOnParent(This, [])
--spec centreOnParent(This) -> ok when
+-spec centreOnParent(This) -> 'ok' when
 	This::wxWindow().
 
 centreOnParent(This)
@@ -196,9 +196,9 @@ centreOnParent(This)
   centreOnParent(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowcentreonparent">external documentation</a>.
--spec centreOnParent(This, [Option]) -> ok when
+-spec centreOnParent(This, [Option]) -> 'ok' when
 	This::wxWindow(),
-	Option :: {dir, integer()}.
+	Option :: {'dir', integer()}.
 centreOnParent(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -209,7 +209,7 @@ centreOnParent(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowclearbackground">external documentation</a>.
--spec clearBackground(This) -> ok when
+-spec clearBackground(This) -> 'ok' when
 	This::wxWindow().
 clearBackground(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -245,7 +245,7 @@ close(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowclose">external documentation</a>.
 -spec close(This, [Option]) -> boolean() when
 	This::wxWindow(),
-	Option :: {force, boolean()}.
+	Option :: {'force', boolean()}.
 close(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -308,7 +308,7 @@ enable(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowenable">external documentation</a>.
 -spec enable(This, [Option]) -> boolean() when
 	This::wxWindow(),
-	Option :: {enable, boolean()}.
+	Option :: {'enable', boolean()}.
 enable(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -356,7 +356,7 @@ findWindowById(Winid)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowfindwindowbyid">external documentation</a>.
 -spec findWindowById(Winid, [Option]) -> wxWindow() when
 	Winid::integer(),
-	Option :: {parent, wxWindow()}.
+	Option :: {'parent', wxWindow()}.
 findWindowById(Winid, Options)
  when is_integer(Winid),is_list(Options) ->
   MOpts = fun({parent, #wx_ref{type=ParentT,ref=ParentRef}}, Acc) ->   ?CLASS(ParentT,wxWindow),[<<1:32/?UI,ParentRef:32/?UI>>|Acc];
@@ -376,7 +376,7 @@ findWindowByName(Name)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowfindwindowbyname">external documentation</a>.
 -spec findWindowByName(Name, [Option]) -> wxWindow() when
 	Name::unicode:chardata(),
-	Option :: {parent, wxWindow()}.
+	Option :: {'parent', wxWindow()}.
 findWindowByName(Name, Options)
  when is_list(Name),is_list(Options) ->
   Name_UC = unicode:characters_to_binary([Name,0]),
@@ -397,7 +397,7 @@ findWindowByLabel(Label)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowfindwindowbylabel">external documentation</a>.
 -spec findWindowByLabel(Label, [Option]) -> wxWindow() when
 	Label::unicode:chardata(),
-	Option :: {parent, wxWindow()}.
+	Option :: {'parent', wxWindow()}.
 findWindowByLabel(Label, Options)
  when is_list(Label),is_list(Options) ->
   Label_UC = unicode:characters_to_binary([Label,0]),
@@ -408,7 +408,7 @@ findWindowByLabel(Label, Options)
   <<(byte_size(Label_UC)):32/?UI,(Label_UC)/binary, 0:(((8- ((4+byte_size(Label_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowfit">external documentation</a>.
--spec fit(This) -> ok when
+-spec fit(This) -> 'ok' when
 	This::wxWindow().
 fit(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -416,7 +416,7 @@ fit(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowfitinside">external documentation</a>.
--spec fitInside(This) -> ok when
+-spec fitInside(This) -> 'ok' when
 	This::wxWindow().
 fitInside(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -424,7 +424,7 @@ fitInside(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowfreeze">external documentation</a>.
--spec freeze(This) -> ok when
+-spec freeze(This) -> 'ok' when
 	This::wxWindow().
 freeze(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -726,7 +726,7 @@ getTextExtent(This,String)
 -spec getTextExtent(This, String, [Option]) -> Result when
 	Result :: {X::integer(), Y::integer(), Descent::integer(), ExternalLeading::integer()},
 	This::wxWindow(), String::unicode:chardata(),
-	Option :: {theFont, wxFont:wxFont()}.
+	Option :: {'theFont', wxFont:wxFont()}.
 getTextExtent(#wx_ref{type=ThisT,ref=ThisRef},String, Options)
  when is_list(String),is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -812,7 +812,7 @@ hide(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowinheritattributes">external documentation</a>.
--spec inheritAttributes(This) -> ok when
+-spec inheritAttributes(This) -> 'ok' when
 	This::wxWindow().
 inheritAttributes(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -820,7 +820,7 @@ inheritAttributes(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowinitdialog">external documentation</a>.
--spec initDialog(This) -> ok when
+-spec initDialog(This) -> 'ok' when
 	This::wxWindow().
 initDialog(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -828,7 +828,7 @@ initDialog(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowinvalidatebestsize">external documentation</a>.
--spec invalidateBestSize(This) -> ok when
+-spec invalidateBestSize(This) -> 'ok' when
 	This::wxWindow().
 invalidateBestSize(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -930,7 +930,7 @@ lineUp(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowlower">external documentation</a>.
--spec lower(This) -> ok when
+-spec lower(This) -> 'ok' when
 	This::wxWindow().
 lower(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -938,7 +938,7 @@ lower(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv makeModal(This, [])
--spec makeModal(This) -> ok when
+-spec makeModal(This) -> 'ok' when
 	This::wxWindow().
 
 makeModal(This)
@@ -946,9 +946,9 @@ makeModal(This)
   makeModal(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowmakemodal">external documentation</a>.
--spec makeModal(This, [Option]) -> ok when
+-spec makeModal(This, [Option]) -> 'ok' when
 	This::wxWindow(),
-	Option :: {modal, boolean()}.
+	Option :: {'modal', boolean()}.
 makeModal(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -959,7 +959,7 @@ makeModal(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv move(This,Pt, [])
--spec move(This, Pt) -> ok when
+-spec move(This, Pt) -> 'ok' when
 	This::wxWindow(), Pt::{X::integer(), Y::integer()}.
 
 move(This,Pt={PtX,PtY})
@@ -968,15 +968,15 @@ move(This,Pt={PtX,PtY})
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowmove">external documentation</a>.
 %% <br /> Also:<br />
-%% move(This, Pt, [Option]) -> ok when<br />
+%% move(This, Pt, [Option]) -> 'ok' when<br />
 %% 	This::wxWindow(), Pt::{X::integer(), Y::integer()},<br />
-%% 	Option :: {flags, integer()}.<br />
+%% 	Option :: {'flags', integer()}.<br />
 %% 
--spec move(This, X, Y) -> ok when
+-spec move(This, X, Y) -> 'ok' when
 	This::wxWindow(), X::integer(), Y::integer();
-      (This, Pt, [Option]) -> ok when
+      (This, Pt, [Option]) -> 'ok' when
 	This::wxWindow(), Pt::{X::integer(), Y::integer()},
-	Option :: {flags, integer()}.
+	Option :: {'flags', integer()}.
 
 move(This,X,Y)
  when is_record(This, wx_ref),is_integer(X),is_integer(Y) ->
@@ -991,9 +991,9 @@ move(#wx_ref{type=ThisT,ref=ThisRef},{PtX,PtY}, Options)
   <<ThisRef:32/?UI,PtX:32/?UI,PtY:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowmove">external documentation</a>.
--spec move(This, X, Y, [Option]) -> ok when
+-spec move(This, X, Y, [Option]) -> 'ok' when
 	This::wxWindow(), X::integer(), Y::integer(),
-	Option :: {flags, integer()}.
+	Option :: {'flags', integer()}.
 move(#wx_ref{type=ThisT,ref=ThisRef},X,Y, Options)
  when is_integer(X),is_integer(Y),is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1004,7 +1004,7 @@ move(#wx_ref{type=ThisT,ref=ThisRef},X,Y, Options)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowmoveafterintaborder">external documentation</a>.
--spec moveAfterInTabOrder(This, Win) -> ok when
+-spec moveAfterInTabOrder(This, Win) -> 'ok' when
 	This::wxWindow(), Win::wxWindow().
 moveAfterInTabOrder(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WinT,ref=WinRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1013,7 +1013,7 @@ moveAfterInTabOrder(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WinT,ref=WinRef
   <<ThisRef:32/?UI,WinRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowmovebeforeintaborder">external documentation</a>.
--spec moveBeforeInTabOrder(This, Win) -> ok when
+-spec moveBeforeInTabOrder(This, Win) -> 'ok' when
 	This::wxWindow(), Win::wxWindow().
 moveBeforeInTabOrder(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=WinT,ref=WinRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1032,7 +1032,7 @@ navigate(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindownavigate">external documentation</a>.
 -spec navigate(This, [Option]) -> boolean() when
 	This::wxWindow(),
-	Option :: {flags, integer()}.
+	Option :: {'flags', integer()}.
 navigate(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1069,7 +1069,7 @@ popEventHandler(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowpopeventhandler">external documentation</a>.
 -spec popEventHandler(This, [Option]) -> wxEvtHandler:wxEvtHandler() when
 	This::wxWindow(),
-	Option :: {deleteHandler, boolean()}.
+	Option :: {'deleteHandler', boolean()}.
 popEventHandler(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1090,7 +1090,7 @@ popupMenu(This,Menu)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowpopupmenu">external documentation</a>.
 -spec popupMenu(This, Menu, [Option]) -> boolean() when
 	This::wxWindow(), Menu::wxMenu:wxMenu(),
-	Option :: {pos, {X::integer(), Y::integer()}}.
+	Option :: {'pos', {X::integer(), Y::integer()}}.
 popupMenu(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MenuT,ref=MenuRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1112,7 +1112,7 @@ popupMenu(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=MenuT,ref=MenuRef},X,Y)
   <<ThisRef:32/?UI,MenuRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowraise">external documentation</a>.
--spec raise(This) -> ok when
+-spec raise(This) -> 'ok' when
 	This::wxWindow().
 raise(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1120,7 +1120,7 @@ raise(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv refresh(This, [])
--spec refresh(This) -> ok when
+-spec refresh(This) -> 'ok' when
 	This::wxWindow().
 
 refresh(This)
@@ -1128,10 +1128,10 @@ refresh(This)
   refresh(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowrefresh">external documentation</a>.
--spec refresh(This, [Option]) -> ok when
+-spec refresh(This, [Option]) -> 'ok' when
 	This::wxWindow(),
-	Option :: {eraseBackground, boolean()}
-		 | {rect, {X::integer(), Y::integer(), W::integer(), H::integer()}}.
+	Option :: {'eraseBackground', boolean()}
+		 | {'rect', {X::integer(), Y::integer(), W::integer(), H::integer()}}.
 refresh(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1143,7 +1143,7 @@ refresh(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv refreshRect(This,Rect, [])
--spec refreshRect(This, Rect) -> ok when
+-spec refreshRect(This, Rect) -> 'ok' when
 	This::wxWindow(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}.
 
 refreshRect(This,Rect={RectX,RectY,RectW,RectH})
@@ -1151,9 +1151,9 @@ refreshRect(This,Rect={RectX,RectY,RectW,RectH})
   refreshRect(This,Rect, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowrefreshrect">external documentation</a>.
--spec refreshRect(This, Rect, [Option]) -> ok when
+-spec refreshRect(This, Rect, [Option]) -> 'ok' when
 	This::wxWindow(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()},
-	Option :: {eraseBackground, boolean()}.
+	Option :: {'eraseBackground', boolean()}.
 refreshRect(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH}, Options)
  when is_integer(RectX),is_integer(RectY),is_integer(RectW),is_integer(RectH),is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1164,7 +1164,7 @@ refreshRect(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH}, Options)
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowreleasemouse">external documentation</a>.
--spec releaseMouse(This) -> ok when
+-spec releaseMouse(This) -> 'ok' when
 	This::wxWindow().
 releaseMouse(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1172,7 +1172,7 @@ releaseMouse(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowremovechild">external documentation</a>.
--spec removeChild(This, Child) -> ok when
+-spec removeChild(This, Child) -> 'ok' when
 	This::wxWindow(), Child::wxWindow().
 removeChild(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=ChildT,ref=ChildRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1225,7 +1225,7 @@ scrollPages(#wx_ref{type=ThisT,ref=ThisRef},Pages)
   <<ThisRef:32/?UI,Pages:32/?UI>>).
 
 %% @equiv scrollWindow(This,Dx,Dy, [])
--spec scrollWindow(This, Dx, Dy) -> ok when
+-spec scrollWindow(This, Dx, Dy) -> 'ok' when
 	This::wxWindow(), Dx::integer(), Dy::integer().
 
 scrollWindow(This,Dx,Dy)
@@ -1233,9 +1233,9 @@ scrollWindow(This,Dx,Dy)
   scrollWindow(This,Dx,Dy, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowscrollwindow">external documentation</a>.
--spec scrollWindow(This, Dx, Dy, [Option]) -> ok when
+-spec scrollWindow(This, Dx, Dy, [Option]) -> 'ok' when
 	This::wxWindow(), Dx::integer(), Dy::integer(),
-	Option :: {rect, {X::integer(), Y::integer(), W::integer(), H::integer()}}.
+	Option :: {'rect', {X::integer(), Y::integer(), W::integer(), H::integer()}}.
 scrollWindow(#wx_ref{type=ThisT,ref=ThisRef},Dx,Dy, Options)
  when is_integer(Dx),is_integer(Dy),is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1246,7 +1246,7 @@ scrollWindow(#wx_ref{type=ThisT,ref=ThisRef},Dx,Dy, Options)
   <<ThisRef:32/?UI,Dx:32/?UI,Dy:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetacceleratortable">external documentation</a>.
--spec setAcceleratorTable(This, Accel) -> ok when
+-spec setAcceleratorTable(This, Accel) -> 'ok' when
 	This::wxWindow(), Accel::wxAcceleratorTable:wxAcceleratorTable().
 setAcceleratorTable(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=AccelT,ref=AccelRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1255,7 +1255,7 @@ setAcceleratorTable(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=AccelT,ref=Acce
   <<ThisRef:32/?UI,AccelRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetautolayout">external documentation</a>.
--spec setAutoLayout(This, AutoLayout) -> ok when
+-spec setAutoLayout(This, AutoLayout) -> 'ok' when
 	This::wxWindow(), AutoLayout::boolean().
 setAutoLayout(#wx_ref{type=ThisT,ref=ThisRef},AutoLayout)
  when is_boolean(AutoLayout) ->
@@ -1283,7 +1283,7 @@ setBackgroundStyle(#wx_ref{type=ThisT,ref=ThisRef},Style)
   <<ThisRef:32/?UI,Style:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetcaret">external documentation</a>.
--spec setCaret(This, Caret) -> ok when
+-spec setCaret(This, Caret) -> 'ok' when
 	This::wxWindow(), Caret::wxCaret:wxCaret().
 setCaret(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=CaretT,ref=CaretRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1293,12 +1293,12 @@ setCaret(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=CaretT,ref=CaretRef}) ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetclientsize">external documentation</a>.
 %% <br /> Also:<br />
-%% setClientSize(This, Rect) -> ok when<br />
+%% setClientSize(This, Rect) -> 'ok' when<br />
 %% 	This::wxWindow(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}.<br />
 %% 
--spec setClientSize(This, Size) -> ok when
+-spec setClientSize(This, Size) -> 'ok' when
 	This::wxWindow(), Size::{W::integer(), H::integer()};
-      (This, Rect) -> ok when
+      (This, Rect) -> 'ok' when
 	This::wxWindow(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()}.
 setClientSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -1312,7 +1312,7 @@ setClientSize(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH})
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetclientsize">external documentation</a>.
--spec setClientSize(This, Width, Height) -> ok when
+-spec setClientSize(This, Width, Height) -> 'ok' when
 	This::wxWindow(), Width::integer(), Height::integer().
 setClientSize(#wx_ref{type=ThisT,ref=ThisRef},Width,Height)
  when is_integer(Width),is_integer(Height) ->
@@ -1321,7 +1321,7 @@ setClientSize(#wx_ref{type=ThisT,ref=ThisRef},Width,Height)
   <<ThisRef:32/?UI,Width:32/?UI,Height:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetcontainingsizer">external documentation</a>.
--spec setContainingSizer(This, Sizer) -> ok when
+-spec setContainingSizer(This, Sizer) -> 'ok' when
 	This::wxWindow(), Sizer::wxSizer:wxSizer().
 setContainingSizer(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=SizerT,ref=SizerRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1339,7 +1339,7 @@ setCursor(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=CursorT,ref=CursorRef}) -
   <<ThisRef:32/?UI,CursorRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetmaxsize">external documentation</a>.
--spec setMaxSize(This, MaxSize) -> ok when
+-spec setMaxSize(This, MaxSize) -> 'ok' when
 	This::wxWindow(), MaxSize::{W::integer(), H::integer()}.
 setMaxSize(#wx_ref{type=ThisT,ref=ThisRef},{MaxSizeW,MaxSizeH})
  when is_integer(MaxSizeW),is_integer(MaxSizeH) ->
@@ -1348,7 +1348,7 @@ setMaxSize(#wx_ref{type=ThisT,ref=ThisRef},{MaxSizeW,MaxSizeH})
   <<ThisRef:32/?UI,MaxSizeW:32/?UI,MaxSizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetminsize">external documentation</a>.
--spec setMinSize(This, MinSize) -> ok when
+-spec setMinSize(This, MinSize) -> 'ok' when
 	This::wxWindow(), MinSize::{W::integer(), H::integer()}.
 setMinSize(#wx_ref{type=ThisT,ref=ThisRef},{MinSizeW,MinSizeH})
  when is_integer(MinSizeW),is_integer(MinSizeH) ->
@@ -1357,7 +1357,7 @@ setMinSize(#wx_ref{type=ThisT,ref=ThisRef},{MinSizeW,MinSizeH})
   <<ThisRef:32/?UI,MinSizeW:32/?UI,MinSizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetownbackgroundcolour">external documentation</a>.
--spec setOwnBackgroundColour(This, Colour) -> ok when
+-spec setOwnBackgroundColour(This, Colour) -> 'ok' when
 	This::wxWindow(), Colour::wx:wx_colour().
 setOwnBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
@@ -1366,7 +1366,7 @@ setOwnBackgroundColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetownfont">external documentation</a>.
--spec setOwnFont(This, Font) -> ok when
+-spec setOwnFont(This, Font) -> 'ok' when
 	This::wxWindow(), Font::wxFont:wxFont().
 setOwnFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1375,7 +1375,7 @@ setOwnFont(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=FontT,ref=FontRef}) ->
   <<ThisRef:32/?UI,FontRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetownforegroundcolour">external documentation</a>.
--spec setOwnForegroundColour(This, Colour) -> ok when
+-spec setOwnForegroundColour(This, Colour) -> 'ok' when
 	This::wxWindow(), Colour::wx:wx_colour().
 setOwnForegroundColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
  when tuple_size(Colour) =:= 3; tuple_size(Colour) =:= 4 ->
@@ -1384,7 +1384,7 @@ setOwnForegroundColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetdroptarget">external documentation</a>.
--spec setDropTarget(This, DropTarget) -> ok when
+-spec setDropTarget(This, DropTarget) -> 'ok' when
 	This::wxWindow(), DropTarget::wx:wx_object().
 setDropTarget(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DropTargetT,ref=DropTargetRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1393,7 +1393,7 @@ setDropTarget(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=DropTargetT,ref=DropT
   <<ThisRef:32/?UI,DropTargetRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetextrastyle">external documentation</a>.
--spec setExtraStyle(This, ExStyle) -> ok when
+-spec setExtraStyle(This, ExStyle) -> 'ok' when
 	This::wxWindow(), ExStyle::integer().
 setExtraStyle(#wx_ref{type=ThisT,ref=ThisRef},ExStyle)
  when is_integer(ExStyle) ->
@@ -1402,7 +1402,7 @@ setExtraStyle(#wx_ref{type=ThisT,ref=ThisRef},ExStyle)
   <<ThisRef:32/?UI,ExStyle:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetfocus">external documentation</a>.
--spec setFocus(This) -> ok when
+-spec setFocus(This) -> 'ok' when
 	This::wxWindow().
 setFocus(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1410,7 +1410,7 @@ setFocus(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetfocusfromkbd">external documentation</a>.
--spec setFocusFromKbd(This) -> ok when
+-spec setFocusFromKbd(This) -> 'ok' when
 	This::wxWindow().
 setFocusFromKbd(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1436,7 +1436,7 @@ setForegroundColour(#wx_ref{type=ThisT,ref=ThisRef},Colour)
   <<ThisRef:32/?UI,(wxe_util:colour_bin(Colour)):16/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsethelptext">external documentation</a>.
--spec setHelpText(This, Text) -> ok when
+-spec setHelpText(This, Text) -> 'ok' when
 	This::wxWindow(), Text::unicode:chardata().
 setHelpText(#wx_ref{type=ThisT,ref=ThisRef},Text)
  when is_list(Text) ->
@@ -1446,7 +1446,7 @@ setHelpText(#wx_ref{type=ThisT,ref=ThisRef},Text)
   <<ThisRef:32/?UI,(byte_size(Text_UC)):32/?UI,(Text_UC)/binary, 0:(((8- ((0+byte_size(Text_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetid">external documentation</a>.
--spec setId(This, Winid) -> ok when
+-spec setId(This, Winid) -> 'ok' when
 	This::wxWindow(), Winid::integer().
 setId(#wx_ref{type=ThisT,ref=ThisRef},Winid)
  when is_integer(Winid) ->
@@ -1455,7 +1455,7 @@ setId(#wx_ref{type=ThisT,ref=ThisRef},Winid)
   <<ThisRef:32/?UI,Winid:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetlabel">external documentation</a>.
--spec setLabel(This, Label) -> ok when
+-spec setLabel(This, Label) -> 'ok' when
 	This::wxWindow(), Label::unicode:chardata().
 setLabel(#wx_ref{type=ThisT,ref=ThisRef},Label)
  when is_list(Label) ->
@@ -1465,7 +1465,7 @@ setLabel(#wx_ref{type=ThisT,ref=ThisRef},Label)
   <<ThisRef:32/?UI,(byte_size(Label_UC)):32/?UI,(Label_UC)/binary, 0:(((8- ((0+byte_size(Label_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetname">external documentation</a>.
--spec setName(This, Name) -> ok when
+-spec setName(This, Name) -> 'ok' when
 	This::wxWindow(), Name::unicode:chardata().
 setName(#wx_ref{type=ThisT,ref=ThisRef},Name)
  when is_list(Name) ->
@@ -1475,7 +1475,7 @@ setName(#wx_ref{type=ThisT,ref=ThisRef},Name)
   <<ThisRef:32/?UI,(byte_size(Name_UC)):32/?UI,(Name_UC)/binary, 0:(((8- ((0+byte_size(Name_UC)) band 16#7)) band 16#7))/unit:8>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetpalette">external documentation</a>.
--spec setPalette(This, Pal) -> ok when
+-spec setPalette(This, Pal) -> 'ok' when
 	This::wxWindow(), Pal::wxPalette:wxPalette().
 setPalette(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PalT,ref=PalRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1484,7 +1484,7 @@ setPalette(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=PalT,ref=PalRef}) ->
   <<ThisRef:32/?UI,PalRef:32/?UI>>).
 
 %% @equiv setScrollbar(This,Orient,Pos,ThumbVisible,Range, [])
--spec setScrollbar(This, Orient, Pos, ThumbVisible, Range) -> ok when
+-spec setScrollbar(This, Orient, Pos, ThumbVisible, Range) -> 'ok' when
 	This::wxWindow(), Orient::integer(), Pos::integer(), ThumbVisible::integer(), Range::integer().
 
 setScrollbar(This,Orient,Pos,ThumbVisible,Range)
@@ -1492,9 +1492,9 @@ setScrollbar(This,Orient,Pos,ThumbVisible,Range)
   setScrollbar(This,Orient,Pos,ThumbVisible,Range, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetscrollbar">external documentation</a>.
--spec setScrollbar(This, Orient, Pos, ThumbVisible, Range, [Option]) -> ok when
+-spec setScrollbar(This, Orient, Pos, ThumbVisible, Range, [Option]) -> 'ok' when
 	This::wxWindow(), Orient::integer(), Pos::integer(), ThumbVisible::integer(), Range::integer(),
-	Option :: {refresh, boolean()}.
+	Option :: {'refresh', boolean()}.
 setScrollbar(#wx_ref{type=ThisT,ref=ThisRef},Orient,Pos,ThumbVisible,Range, Options)
  when is_integer(Orient),is_integer(Pos),is_integer(ThumbVisible),is_integer(Range),is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1505,7 +1505,7 @@ setScrollbar(#wx_ref{type=ThisT,ref=ThisRef},Orient,Pos,ThumbVisible,Range, Opti
   <<ThisRef:32/?UI,Orient:32/?UI,Pos:32/?UI,ThumbVisible:32/?UI,Range:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv setScrollPos(This,Orient,Pos, [])
--spec setScrollPos(This, Orient, Pos) -> ok when
+-spec setScrollPos(This, Orient, Pos) -> 'ok' when
 	This::wxWindow(), Orient::integer(), Pos::integer().
 
 setScrollPos(This,Orient,Pos)
@@ -1513,9 +1513,9 @@ setScrollPos(This,Orient,Pos)
   setScrollPos(This,Orient,Pos, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetscrollpos">external documentation</a>.
--spec setScrollPos(This, Orient, Pos, [Option]) -> ok when
+-spec setScrollPos(This, Orient, Pos, [Option]) -> 'ok' when
 	This::wxWindow(), Orient::integer(), Pos::integer(),
-	Option :: {refresh, boolean()}.
+	Option :: {'refresh', boolean()}.
 setScrollPos(#wx_ref{type=ThisT,ref=ThisRef},Orient,Pos, Options)
  when is_integer(Orient),is_integer(Pos),is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1527,12 +1527,12 @@ setScrollPos(#wx_ref{type=ThisT,ref=ThisRef},Orient,Pos, Options)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetsize">external documentation</a>.
 %% <br /> Also:<br />
-%% setSize(This, Size) -> ok when<br />
+%% setSize(This, Size) -> 'ok' when<br />
 %% 	This::wxWindow(), Size::{W::integer(), H::integer()}.<br />
 %% 
--spec setSize(This, Rect) -> ok when
+-spec setSize(This, Rect) -> 'ok' when
 	This::wxWindow(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()};
-      (This, Size) -> ok when
+      (This, Size) -> 'ok' when
 	This::wxWindow(), Size::{W::integer(), H::integer()}.
 
 setSize(This,Rect={RectX,RectY,RectW,RectH})
@@ -1546,15 +1546,15 @@ setSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetsize">external documentation</a>.
 %% <br /> Also:<br />
-%% setSize(This, Rect, [Option]) -> ok when<br />
+%% setSize(This, Rect, [Option]) -> 'ok' when<br />
 %% 	This::wxWindow(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()},<br />
-%% 	Option :: {sizeFlags, integer()}.<br />
+%% 	Option :: {'sizeFlags', integer()}.<br />
 %% 
--spec setSize(This, Width, Height) -> ok when
+-spec setSize(This, Width, Height) -> 'ok' when
 	This::wxWindow(), Width::integer(), Height::integer();
-      (This, Rect, [Option]) -> ok when
+      (This, Rect, [Option]) -> 'ok' when
 	This::wxWindow(), Rect::{X::integer(), Y::integer(), W::integer(), H::integer()},
-	Option :: {sizeFlags, integer()}.
+	Option :: {'sizeFlags', integer()}.
 setSize(#wx_ref{type=ThisT,ref=ThisRef},Width,Height)
  when is_integer(Width),is_integer(Height) ->
   ?CLASS(ThisT,wxWindow),
@@ -1570,7 +1570,7 @@ setSize(#wx_ref{type=ThisT,ref=ThisRef},{RectX,RectY,RectW,RectH}, Options)
   <<ThisRef:32/?UI,RectX:32/?UI,RectY:32/?UI,RectW:32/?UI,RectH:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv setSize(This,X,Y,Width,Height, [])
--spec setSize(This, X, Y, Width, Height) -> ok when
+-spec setSize(This, X, Y, Width, Height) -> 'ok' when
 	This::wxWindow(), X::integer(), Y::integer(), Width::integer(), Height::integer().
 
 setSize(This,X,Y,Width,Height)
@@ -1578,9 +1578,9 @@ setSize(This,X,Y,Width,Height)
   setSize(This,X,Y,Width,Height, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetsize">external documentation</a>.
--spec setSize(This, X, Y, Width, Height, [Option]) -> ok when
+-spec setSize(This, X, Y, Width, Height, [Option]) -> 'ok' when
 	This::wxWindow(), X::integer(), Y::integer(), Width::integer(), Height::integer(),
-	Option :: {sizeFlags, integer()}.
+	Option :: {'sizeFlags', integer()}.
 setSize(#wx_ref{type=ThisT,ref=ThisRef},X,Y,Width,Height, Options)
  when is_integer(X),is_integer(Y),is_integer(Width),is_integer(Height),is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1591,7 +1591,7 @@ setSize(#wx_ref{type=ThisT,ref=ThisRef},X,Y,Width,Height, Options)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI,Width:32/?UI,Height:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv setSizeHints(This,MinSize, [])
--spec setSizeHints(This, MinSize) -> ok when
+-spec setSizeHints(This, MinSize) -> 'ok' when
 	This::wxWindow(), MinSize::{W::integer(), H::integer()}.
 
 setSizeHints(This,MinSize={MinSizeW,MinSizeH})
@@ -1600,17 +1600,17 @@ setSizeHints(This,MinSize={MinSizeW,MinSizeH})
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetsizehints">external documentation</a>.
 %% <br /> Also:<br />
-%% setSizeHints(This, MinSize, [Option]) -> ok when<br />
+%% setSizeHints(This, MinSize, [Option]) -> 'ok' when<br />
 %% 	This::wxWindow(), MinSize::{W::integer(), H::integer()},<br />
-%% 	Option :: {maxSize, {W::integer(), H::integer()}}<br />
-%% 		 | {incSize, {W::integer(), H::integer()}}.<br />
+%% 	Option :: {'maxSize', {W::integer(), H::integer()}}<br />
+%% 		 | {'incSize', {W::integer(), H::integer()}}.<br />
 %% 
--spec setSizeHints(This, MinW, MinH) -> ok when
+-spec setSizeHints(This, MinW, MinH) -> 'ok' when
 	This::wxWindow(), MinW::integer(), MinH::integer();
-      (This, MinSize, [Option]) -> ok when
+      (This, MinSize, [Option]) -> 'ok' when
 	This::wxWindow(), MinSize::{W::integer(), H::integer()},
-	Option :: {maxSize, {W::integer(), H::integer()}}
-		 | {incSize, {W::integer(), H::integer()}}.
+	Option :: {'maxSize', {W::integer(), H::integer()}}
+		 | {'incSize', {W::integer(), H::integer()}}.
 
 setSizeHints(This,MinW,MinH)
  when is_record(This, wx_ref),is_integer(MinW),is_integer(MinH) ->
@@ -1626,12 +1626,12 @@ setSizeHints(#wx_ref{type=ThisT,ref=ThisRef},{MinSizeW,MinSizeH}, Options)
   <<ThisRef:32/?UI,MinSizeW:32/?UI,MinSizeH:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetsizehints">external documentation</a>.
--spec setSizeHints(This, MinW, MinH, [Option]) -> ok when
+-spec setSizeHints(This, MinW, MinH, [Option]) -> 'ok' when
 	This::wxWindow(), MinW::integer(), MinH::integer(),
-	Option :: {maxW, integer()}
-		 | {maxH, integer()}
-		 | {incW, integer()}
-		 | {incH, integer()}.
+	Option :: {'maxW', integer()}
+		 | {'maxH', integer()}
+		 | {'incW', integer()}
+		 | {'incH', integer()}.
 setSizeHints(#wx_ref{type=ThisT,ref=ThisRef},MinW,MinH, Options)
  when is_integer(MinW),is_integer(MinH),is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1645,7 +1645,7 @@ setSizeHints(#wx_ref{type=ThisT,ref=ThisRef},MinW,MinH, Options)
   <<ThisRef:32/?UI,MinW:32/?UI,MinH:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @equiv setSizer(This,Sizer, [])
--spec setSizer(This, Sizer) -> ok when
+-spec setSizer(This, Sizer) -> 'ok' when
 	This::wxWindow(), Sizer::wxSizer:wxSizer().
 
 setSizer(This,Sizer)
@@ -1653,9 +1653,9 @@ setSizer(This,Sizer)
   setSizer(This,Sizer, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetsizer">external documentation</a>.
--spec setSizer(This, Sizer, [Option]) -> ok when
+-spec setSizer(This, Sizer, [Option]) -> 'ok' when
 	This::wxWindow(), Sizer::wxSizer:wxSizer(),
-	Option :: {deleteOld, boolean()}.
+	Option :: {'deleteOld', boolean()}.
 setSizer(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=SizerT,ref=SizerRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1667,7 +1667,7 @@ setSizer(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=SizerT,ref=SizerRef}, Opti
   <<ThisRef:32/?UI,SizerRef:32/?UI, BinOpt/binary>>).
 
 %% @equiv setSizerAndFit(This,Sizer, [])
--spec setSizerAndFit(This, Sizer) -> ok when
+-spec setSizerAndFit(This, Sizer) -> 'ok' when
 	This::wxWindow(), Sizer::wxSizer:wxSizer().
 
 setSizerAndFit(This,Sizer)
@@ -1675,9 +1675,9 @@ setSizerAndFit(This,Sizer)
   setSizerAndFit(This,Sizer, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetsizerandfit">external documentation</a>.
--spec setSizerAndFit(This, Sizer, [Option]) -> ok when
+-spec setSizerAndFit(This, Sizer, [Option]) -> 'ok' when
 	This::wxWindow(), Sizer::wxSizer:wxSizer(),
-	Option :: {deleteOld, boolean()}.
+	Option :: {'deleteOld', boolean()}.
 setSizerAndFit(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=SizerT,ref=SizerRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1689,7 +1689,7 @@ setSizerAndFit(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=SizerT,ref=SizerRef}
   <<ThisRef:32/?UI,SizerRef:32/?UI, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetthemeenabled">external documentation</a>.
--spec setThemeEnabled(This, EnableTheme) -> ok when
+-spec setThemeEnabled(This, EnableTheme) -> 'ok' when
 	This::wxWindow(), EnableTheme::boolean().
 setThemeEnabled(#wx_ref{type=ThisT,ref=ThisRef},EnableTheme)
  when is_boolean(EnableTheme) ->
@@ -1699,12 +1699,12 @@ setThemeEnabled(#wx_ref{type=ThisT,ref=ThisRef},EnableTheme)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsettooltip">external documentation</a>.
 %% <br /> Also:<br />
-%% setToolTip(This, Tip) -> ok when<br />
+%% setToolTip(This, Tip) -> 'ok' when<br />
 %% 	This::wxWindow(), Tip::wxToolTip:wxToolTip().<br />
 %% 
--spec setToolTip(This, Tip) -> ok when
+-spec setToolTip(This, Tip) -> 'ok' when
 	This::wxWindow(), Tip::unicode:chardata();
-      (This, Tip) -> ok when
+      (This, Tip) -> 'ok' when
 	This::wxWindow(), Tip::wxToolTip:wxToolTip().
 setToolTip(#wx_ref{type=ThisT,ref=ThisRef},Tip)
  when is_list(Tip) ->
@@ -1719,7 +1719,7 @@ setToolTip(#wx_ref{type=ThisT,ref=ThisRef},#wx_ref{type=TipT,ref=TipRef}) ->
   <<ThisRef:32/?UI,TipRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetvirtualsize">external documentation</a>.
--spec setVirtualSize(This, Size) -> ok when
+-spec setVirtualSize(This, Size) -> 'ok' when
 	This::wxWindow(), Size::{W::integer(), H::integer()}.
 setVirtualSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
  when is_integer(SizeW),is_integer(SizeH) ->
@@ -1728,7 +1728,7 @@ setVirtualSize(#wx_ref{type=ThisT,ref=ThisRef},{SizeW,SizeH})
   <<ThisRef:32/?UI,SizeW:32/?UI,SizeH:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetvirtualsize">external documentation</a>.
--spec setVirtualSize(This, X, Y) -> ok when
+-spec setVirtualSize(This, X, Y) -> 'ok' when
 	This::wxWindow(), X::integer(), Y::integer().
 setVirtualSize(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_integer(X),is_integer(Y) ->
@@ -1737,7 +1737,7 @@ setVirtualSize(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
   <<ThisRef:32/?UI,X:32/?UI,Y:32/?UI>>).
 
 %% @equiv setVirtualSizeHints(This,MinSize, [])
--spec setVirtualSizeHints(This, MinSize) -> ok when
+-spec setVirtualSizeHints(This, MinSize) -> 'ok' when
 	This::wxWindow(), MinSize::{W::integer(), H::integer()}.
 
 setVirtualSizeHints(This,MinSize={MinSizeW,MinSizeH})
@@ -1746,15 +1746,15 @@ setVirtualSizeHints(This,MinSize={MinSizeW,MinSizeH})
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetvirtualsizehints">external documentation</a>.
 %% <br /> Also:<br />
-%% setVirtualSizeHints(This, MinSize, [Option]) -> ok when<br />
+%% setVirtualSizeHints(This, MinSize, [Option]) -> 'ok' when<br />
 %% 	This::wxWindow(), MinSize::{W::integer(), H::integer()},<br />
-%% 	Option :: {maxSize, {W::integer(), H::integer()}}.<br />
+%% 	Option :: {'maxSize', {W::integer(), H::integer()}}.<br />
 %% 
--spec setVirtualSizeHints(This, MinW, MinH) -> ok when
+-spec setVirtualSizeHints(This, MinW, MinH) -> 'ok' when
 	This::wxWindow(), MinW::integer(), MinH::integer();
-      (This, MinSize, [Option]) -> ok when
+      (This, MinSize, [Option]) -> 'ok' when
 	This::wxWindow(), MinSize::{W::integer(), H::integer()},
-	Option :: {maxSize, {W::integer(), H::integer()}}.
+	Option :: {'maxSize', {W::integer(), H::integer()}}.
 
 setVirtualSizeHints(This,MinW,MinH)
  when is_record(This, wx_ref),is_integer(MinW),is_integer(MinH) ->
@@ -1769,10 +1769,10 @@ setVirtualSizeHints(#wx_ref{type=ThisT,ref=ThisRef},{MinSizeW,MinSizeH}, Options
   <<ThisRef:32/?UI,MinSizeW:32/?UI,MinSizeH:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetvirtualsizehints">external documentation</a>.
--spec setVirtualSizeHints(This, MinW, MinH, [Option]) -> ok when
+-spec setVirtualSizeHints(This, MinW, MinH, [Option]) -> 'ok' when
 	This::wxWindow(), MinW::integer(), MinH::integer(),
-	Option :: {maxW, integer()}
-		 | {maxH, integer()}.
+	Option :: {'maxW', integer()}
+		 | {'maxH', integer()}.
 setVirtualSizeHints(#wx_ref{type=ThisT,ref=ThisRef},MinW,MinH, Options)
  when is_integer(MinW),is_integer(MinH),is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1784,7 +1784,7 @@ setVirtualSizeHints(#wx_ref{type=ThisT,ref=ThisRef},MinW,MinH, Options)
   <<ThisRef:32/?UI,MinW:32/?UI,MinH:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetwindowstyle">external documentation</a>.
--spec setWindowStyle(This, Style) -> ok when
+-spec setWindowStyle(This, Style) -> 'ok' when
 	This::wxWindow(), Style::integer().
 setWindowStyle(#wx_ref{type=ThisT,ref=ThisRef},Style)
  when is_integer(Style) ->
@@ -1793,7 +1793,7 @@ setWindowStyle(#wx_ref{type=ThisT,ref=ThisRef},Style)
   <<ThisRef:32/?UI,Style:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetwindowstyleflag">external documentation</a>.
--spec setWindowStyleFlag(This, Style) -> ok when
+-spec setWindowStyleFlag(This, Style) -> 'ok' when
 	This::wxWindow(), Style::integer().
 setWindowStyleFlag(#wx_ref{type=ThisT,ref=ThisRef},Style)
  when is_integer(Style) ->
@@ -1803,7 +1803,7 @@ setWindowStyleFlag(#wx_ref{type=ThisT,ref=ThisRef},Style)
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetwindowvariant">external documentation</a>.
 %%<br /> Variant = ?wxWINDOW_VARIANT_NORMAL | ?wxWINDOW_VARIANT_SMALL | ?wxWINDOW_VARIANT_MINI | ?wxWINDOW_VARIANT_LARGE | ?wxWINDOW_VARIANT_MAX
--spec setWindowVariant(This, Variant) -> ok when
+-spec setWindowVariant(This, Variant) -> 'ok' when
 	This::wxWindow(), Variant::wx:wx_enum().
 setWindowVariant(#wx_ref{type=ThisT,ref=ThisRef},Variant)
  when is_integer(Variant) ->
@@ -1830,7 +1830,7 @@ show(This)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowshow">external documentation</a>.
 -spec show(This, [Option]) -> boolean() when
 	This::wxWindow(),
-	Option :: {show, boolean()}.
+	Option :: {'show', boolean()}.
 show(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1841,7 +1841,7 @@ show(#wx_ref{type=ThisT,ref=ThisRef}, Options)
   <<ThisRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowthaw">external documentation</a>.
--spec thaw(This) -> ok when
+-spec thaw(This) -> 'ok' when
 	This::wxWindow().
 thaw(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1865,7 +1865,7 @@ transferDataToWindow(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowupdate">external documentation</a>.
--spec update(This) -> ok when
+-spec update(This) -> 'ok' when
 	This::wxWindow().
 update(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxWindow),
@@ -1873,7 +1873,7 @@ update(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @equiv updateWindowUI(This, [])
--spec updateWindowUI(This) -> ok when
+-spec updateWindowUI(This) -> 'ok' when
 	This::wxWindow().
 
 updateWindowUI(This)
@@ -1881,9 +1881,9 @@ updateWindowUI(This)
   updateWindowUI(This, []).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowupdatewindowui">external documentation</a>.
--spec updateWindowUI(This, [Option]) -> ok when
+-spec updateWindowUI(This, [Option]) -> 'ok' when
 	This::wxWindow(),
-	Option :: {flags, integer()}.
+	Option :: {'flags', integer()}.
 updateWindowUI(#wx_ref{type=ThisT,ref=ThisRef}, Options)
  when is_list(Options) ->
   ?CLASS(ThisT,wxWindow),
@@ -1902,7 +1902,7 @@ validate(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowwarppointer">external documentation</a>.
--spec warpPointer(This, X, Y) -> ok when
+-spec warpPointer(This, X, Y) -> 'ok' when
 	This::wxWindow(), X::integer(), Y::integer().
 warpPointer(#wx_ref{type=ThisT,ref=ThisRef},X,Y)
  when is_integer(X),is_integer(Y) ->
@@ -1936,7 +1936,7 @@ isDoubleBuffered(#wx_ref{type=ThisT,ref=ThisRef}) ->
   <<ThisRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxwindow.html#wxwindowsetdoublebuffered">external documentation</a>.
--spec setDoubleBuffered(This, On) -> ok when
+-spec setDoubleBuffered(This, On) -> 'ok' when
 	This::wxWindow(), On::boolean().
 setDoubleBuffered(#wx_ref{type=ThisT,ref=ThisRef},On)
  when is_boolean(On) ->
@@ -1945,7 +1945,7 @@ setDoubleBuffered(#wx_ref{type=ThisT,ref=ThisRef},On)
   <<ThisRef:32/?UI,(wxe_util:from_bool(On)):32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxWindow()) -> ok.
+-spec destroy(This::wxWindow()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxWindow),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxWindowDC.erl b/lib/wx/src/gen/wxWindowDC.erl
index 176580a9bf..9b1045b84d 100644
--- a/lib/wx/src/gen/wxWindowDC.erl
+++ b/lib/wx/src/gen/wxWindowDC.erl
@@ -78,7 +78,7 @@ new(#wx_ref{type=WinT,ref=WinRef}) ->
   <<WinRef:32/?UI>>).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxWindowDC()) -> ok.
+-spec destroy(This::wxWindowDC()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxWindowDC),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wxXmlResource.erl b/lib/wx/src/gen/wxXmlResource.erl
index b4d08fbbd5..ae02c74751 100644
--- a/lib/wx/src/gen/wxXmlResource.erl
+++ b/lib/wx/src/gen/wxXmlResource.erl
@@ -48,8 +48,8 @@ new() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxxmlresource.html#wxxmlresourcewxxmlresource">external documentation</a>.
 -spec new([Option]) -> wxXmlResource() when
-	Option :: {flags, integer()}
-		 | {domain, unicode:chardata()}.
+	Option :: {'flags', integer()}
+		 | {'domain', unicode:chardata()}.
 new(Options)
  when is_list(Options) ->
   MOpts = fun({flags, Flags}, Acc) -> [<<1:32/?UI,Flags:32/?UI>>|Acc];
@@ -62,8 +62,8 @@ new(Options)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxxmlresource.html#wxxmlresourcewxxmlresource">external documentation</a>.
 -spec new(Filemask, [Option]) -> wxXmlResource() when
 	Filemask::unicode:chardata(),
-	Option :: {flags, integer()}
-		 | {domain, unicode:chardata()}.
+	Option :: {'flags', integer()}
+		 | {'domain', unicode:chardata()}.
 new(Filemask, Options)
  when is_list(Filemask),is_list(Options) ->
   Filemask_UC = unicode:characters_to_binary([Filemask,0]),
@@ -85,7 +85,7 @@ attachUnknownControl(This,Name,Control)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxxmlresource.html#wxxmlresourceattachunknowncontrol">external documentation</a>.
 -spec attachUnknownControl(This, Name, Control, [Option]) -> boolean() when
 	This::wxXmlResource(), Name::unicode:chardata(), Control::wxWindow:wxWindow(),
-	Option :: {parent, wxWindow:wxWindow()}.
+	Option :: {'parent', wxWindow:wxWindow()}.
 attachUnknownControl(#wx_ref{type=ThisT,ref=ThisRef},Name,#wx_ref{type=ControlT,ref=ControlRef}, Options)
  when is_list(Name),is_list(Options) ->
   ?CLASS(ThisT,wxXmlResource),
@@ -98,7 +98,7 @@ attachUnknownControl(#wx_ref{type=ThisT,ref=ThisRef},Name,#wx_ref{type=ControlT,
   <<ThisRef:32/?UI,(byte_size(Name_UC)):32/?UI,(Name_UC)/binary, 0:(((8- ((0+byte_size(Name_UC)) band 16#7)) band 16#7))/unit:8,ControlRef:32/?UI, 0:32,BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxxmlresource.html#wxxmlresourceclearhandlers">external documentation</a>.
--spec clearHandlers(This) -> ok when
+-spec clearHandlers(This) -> 'ok' when
 	This::wxXmlResource().
 clearHandlers(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxXmlResource),
@@ -147,7 +147,7 @@ getXRCID(Str_id)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxxmlresource.html#wxxmlresourcegetxrcid">external documentation</a>.
 -spec getXRCID(Str_id, [Option]) -> integer() when
 	Str_id::[unicode:chardata()],
-	Option :: {value_if_not_found, integer()}.
+	Option :: {'value_if_not_found', integer()}.
 getXRCID(Str_id, Options)
  when is_list(Str_id),is_list(Options) ->
   Str_id_UC = unicode:characters_to_binary([Str_id,0]),
@@ -158,7 +158,7 @@ getXRCID(Str_id, Options)
   <<(byte_size(Str_id_UC)):32/?UI,(Str_id_UC)/binary, 0:(((8- ((4+byte_size(Str_id_UC)) band 16#7)) band 16#7))/unit:8, BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxxmlresource.html#wxxmlresourceinitallhandlers">external documentation</a>.
--spec initAllHandlers(This) -> ok when
+-spec initAllHandlers(This) -> 'ok' when
 	This::wxXmlResource().
 initAllHandlers(#wx_ref{type=ThisT,ref=ThisRef}) ->
   ?CLASS(ThisT,wxXmlResource),
@@ -315,7 +315,7 @@ set(#wx_ref{type=ResT,ref=ResRef}) ->
   <<ResRef:32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_wxxmlresource.html#wxxmlresourcesetflags">external documentation</a>.
--spec setFlags(This, Flags) -> ok when
+-spec setFlags(This, Flags) -> 'ok' when
 	This::wxXmlResource(), Flags::integer().
 setFlags(#wx_ref{type=ThisT,ref=ThisRef},Flags)
  when is_integer(Flags) ->
@@ -353,7 +353,7 @@ xrcctrl(Window = #wx_ref{}, Name, Type) when is_list(Name), is_atom(Type) ->
     wx:typeCast(Res, Type).
 
 %% @doc Destroys this object, do not use object again
--spec destroy(This::wxXmlResource()) -> ok.
+-spec destroy(This::wxXmlResource()) -> 'ok'.
 destroy(Obj=#wx_ref{type=Type}) ->
   ?CLASS(Type,wxXmlResource),
   wxe_util:destroy(?DESTROY_OBJECT,Obj),
diff --git a/lib/wx/src/gen/wx_misc.erl b/lib/wx/src/gen/wx_misc.erl
index 5db6ceb036..ce5d917136 100644
--- a/lib/wx/src/gen/wx_misc.erl
+++ b/lib/wx/src/gen/wx_misc.erl
@@ -63,7 +63,7 @@ setDetectableAutoRepeat(Flag)
   <<(wxe_util:from_bool(Flag)):32/?UI>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_miscellany.html#wxbell">external documentation</a>.
--spec bell() -> ok.
+-spec bell() -> 'ok'.
 bell() ->
   wxe_util:cast(?utils_wxBell,
   <<>>).
@@ -96,14 +96,14 @@ findWindowAtPoint({PtX,PtY})
   <<PtX:32/?UI,PtY:32/?UI>>).
 
 %% @equiv beginBusyCursor([])
--spec beginBusyCursor() -> ok.
+-spec beginBusyCursor() -> 'ok'.
 
 beginBusyCursor() ->
   beginBusyCursor([]).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_miscellany.html#wxbeginbusycursor">external documentation</a>.
--spec beginBusyCursor([Option]) -> ok when
-	Option :: {cursor, wxCursor:wxCursor()}.
+-spec beginBusyCursor([Option]) -> 'ok' when
+	Option :: {'cursor', wxCursor:wxCursor()}.
 beginBusyCursor(Options)
  when is_list(Options) ->
   MOpts = fun({cursor, #wx_ref{type=CursorT,ref=CursorRef}}, Acc) ->   ?CLASS(CursorT,wxCursor),[<<1:32/?UI,CursorRef:32/?UI>>|Acc];
@@ -113,7 +113,7 @@ beginBusyCursor(Options)
   <<BinOpt/binary>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_miscellany.html#wxendbusycursor">external documentation</a>.
--spec endBusyCursor() -> ok.
+-spec endBusyCursor() -> 'ok'.
 endBusyCursor() ->
   wxe_util:cast(?utils_wxEndBusyCursor,
   <<>>).
@@ -141,7 +141,7 @@ shell() ->
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_miscellany.html#wxshell">external documentation</a>.
 -spec shell([Option]) -> boolean() when
-	Option :: {command, unicode:chardata()}.
+	Option :: {'command', unicode:chardata()}.
 shell(Options)
  when is_list(Options) ->
   MOpts = fun({command, Command}, Acc) ->   Command_UC = unicode:characters_to_binary([Command,0]),[<<1:32/?UI,(byte_size(Command_UC)):32/?UI,(Command_UC)/binary, 0:(((8- ((0+byte_size(Command_UC)) band 16#7)) band 16#7))/unit:8>>|Acc];
@@ -161,7 +161,7 @@ launchDefaultBrowser(Url)
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_miscellany.html#wxlaunchdefaultbrowser">external documentation</a>.
 -spec launchDefaultBrowser(Url, [Option]) -> boolean() when
 	Url::unicode:chardata(),
-	Option :: {flags, integer()}.
+	Option :: {'flags', integer()}.
 launchDefaultBrowser(Url, Options)
  when is_list(Url),is_list(Options) ->
   Url_UC = unicode:characters_to_binary([Url,0]),
@@ -196,7 +196,7 @@ newId() ->
   <<>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_miscellany.html#wxregisterid">external documentation</a>.
--spec registerId(Id) -> ok when
+-spec registerId(Id) -> 'ok' when
 	Id::integer().
 registerId(Id)
  when is_integer(Id) ->
@@ -234,7 +234,7 @@ displaySize() ->
   <<>>).
 
 %% @doc See <a href="http://www.wxwidgets.org/manuals/2.8.12/wx_gdicmn.html#gdicmnwxsetcursor">external documentation</a>.
--spec setCursor(Cursor) -> ok when
+-spec setCursor(Cursor) -> 'ok' when
 	Cursor::wxCursor:wxCursor().
 setCursor(#wx_ref{type=CursorT,ref=CursorRef}) ->
   ?CLASS(CursorT,wxCursor),
diff --git a/lib/wx/src/wx.erl b/lib/wx/src/wx.erl
index 6498b58cda..34bf06cf46 100644
--- a/lib/wx/src/wx.erl
+++ b/lib/wx/src/wx.erl
@@ -106,8 +106,8 @@ new() ->
 %% Or {silent_start, Bool}, which causes error messages at startup to
 %% be suppressed. The latter can be used as a silent test of whether
 %% wx is properly installed or not.
--spec new([Option]) -> wx_object() when Option :: {debug, list() | atom()} |
-                                                  {silent_start, boolean()}.
+-spec new([Option]) -> wx_object()
+         when Option :: {'debug', list() | atom()} | {'silent_start', boolean()}.
 new(Options) when is_list(Options) ->
     Debug = proplists:get_value(debug, Options, 0),
     SilentStart = proplists:get_value(silent_start, Options, false),
@@ -118,7 +118,7 @@ new(Options) when is_list(Options) ->
     null().
 
 %% @doc Stops a wx server.
--spec destroy() -> ok.
+-spec destroy() -> 'ok'.
 destroy() ->
     wxe_server:stop(),
     erase(?WXE_IDENTIFIER),
@@ -136,7 +136,7 @@ get_env() ->
 
 %% @doc Sets the process wx environment, allows this process to use
 %% another process wx environment.
--spec set_env(wx_env()) -> ok.
+-spec set_env(wx_env()) -> 'ok'.
 set_env(#wx_env{sv=Pid, port=Port} = Env) ->
     put(?WXE_IDENTIFIER, Env),
     put(opengl_port, Port),
@@ -191,7 +191,7 @@ batch(Fun) ->
     end.
 
 %% @doc Behaves like {@link //stdlib/lists:foreach/2} but batches wx commands. See {@link batch/1}.
--spec foreach(function(), list()) -> ok.
+-spec foreach(function(), list()) -> 'ok'.
 foreach(Fun, List) ->
     ok = wxe_util:cast(?BATCH_BEGIN, <<>>),
     try lists:foreach(Fun, List)
@@ -267,7 +267,7 @@ get_memory_bin(#wx_mem{bin=Bin, size=Size}) ->
 
 %% @doc Saves the memory from deletion until release_memory/1 is called.
 %% If release_memory/1 is not called the memory will not be garbage collected.
--spec retain_memory(wx_memory()) -> ok.
+-spec retain_memory(wx_memory()) -> 'ok'.
 retain_memory(#wx_mem{bin=Bin}) ->
     wxe_util:send_bin(Bin),
     ok = wxe_util:cast(?WXE_BIN_INCR, <<>>);
@@ -279,7 +279,7 @@ retain_memory(Bin) when is_binary(Bin) ->
     wxe_util:send_bin(Bin),
     ok = wxe_util:cast(?WXE_BIN_INCR, <<>>).
 
--spec release_memory(wx_memory()) -> ok.
+-spec release_memory(wx_memory()) -> 'ok'.
 release_memory(#wx_mem{bin=Bin}) ->
     wxe_util:send_bin(Bin),
     ok = wxe_util:cast(?WXE_BIN_DECR, <<>>);
@@ -290,8 +290,8 @@ release_memory(Bin) when is_binary(Bin) ->
 %% @doc Sets debug level. If debug level is 'verbose' or 'trace'
 %% each call is printed on console. If Level is 'driver' each allocated
 %% object and deletion is printed on the console.
--spec debug(Level | [Level]) -> ok
-     when Level :: none | verbose | trace | driver | integer().
+-spec debug(Level | [Level]) -> 'ok'
+     when Level :: 'none' | 'verbose' | 'trace' | 'driver' | integer().
 
 debug(Debug) ->
     Level = calc_level(Debug),
@@ -332,7 +332,7 @@ set_debug(Level) when is_integer(Level) ->
     end.
 
 %% @doc Starts a wxErlang demo if examples directory exists and is compiled
--spec demo() -> ok | {error, atom()}.
+-spec demo() -> 'ok' | {'error', atom()}.
 demo() ->
     Priv = code:priv_dir(wx),
     Demo = filename:join([filename:dirname(Priv),examples,demo]),
diff --git a/lib/wx/src/wx_object.erl b/lib/wx/src/wx_object.erl
index c22a083eb9..40ee308358 100644
--- a/lib/wx/src/wx_object.erl
+++ b/lib/wx/src/wx_object.erl
@@ -113,35 +113,35 @@
 
 %% -export([behaviour_info/1]).
 -callback init(Args :: term()) ->
-    {#wx_ref{}, State :: term()} | {#wx_ref{}, State :: term(), timeout() | hibernate} |
-    {stop, Reason :: term()} | ignore.
+    {#wx_ref{}, State :: term()} | {#wx_ref{}, State :: term(), timeout() | 'hibernate'} |
+    {'stop', Reason :: term()} | 'ignore'.
 -callback handle_event(Request :: #wx{}, State :: term()) ->
-    {noreply, NewState :: term()} |
-    {noreply, NewState :: term(), timeout() | hibernate} |
-    {stop, Reason :: term(), NewState :: term()}.
+    {'noreply', NewState :: term()} |
+    {'noreply', NewState :: term(), timeout() | 'hibernate'} |
+    {'stop', Reason :: term(), NewState :: term()}.
 -callback handle_call(Request :: term(), From :: {pid(), Tag :: term()},
                       State :: term()) ->
-    {reply, Reply :: term(), NewState :: term()} |
-    {reply, Reply :: term(), NewState :: term(), timeout() | hibernate} |
-    {noreply, NewState :: term()} |
-    {noreply, NewState :: term(), timeout() | hibernate} |
-    {stop, Reason :: term(), Reply :: term(), NewState :: term()} |
-    {stop, Reason :: term(), NewState :: term()}.
+    {'reply', Reply :: term(), NewState :: term()} |
+    {'reply', Reply :: term(), NewState :: term(), timeout() | 'hibernate'} |
+    {'noreply', NewState :: term()} |
+    {'noreply', NewState :: term(), timeout() | 'hibernate'} |
+    {'stop', Reason :: term(), Reply :: term(), NewState :: term()} |
+    {'stop', Reason :: term(), NewState :: term()}.
 -callback handle_cast(Request :: term(), State :: term()) ->
-    {noreply, NewState :: term()} |
-    {noreply, NewState :: term(), timeout() | hibernate} |
-    {stop, Reason :: term(), NewState :: term()}.
+    {'noreply', NewState :: term()} |
+    {'noreply', NewState :: term(), timeout() | 'hibernate'} |
+    {'stop', Reason :: term(), NewState :: term()}.
 -callback handle_info(Info :: timeout() | term(), State :: term()) ->
-    {noreply, NewState :: term()} |
-    {noreply, NewState :: term(), timeout() | hibernate} |
-    {stop, Reason :: term(), NewState :: term()}.
--callback terminate(Reason :: (normal | shutdown | {shutdown, term()} |
+    {'noreply', NewState :: term()} |
+    {'noreply', NewState :: term(), timeout() | 'hibernate'} |
+    {'stop', Reason :: term(), NewState :: term()}.
+-callback terminate(Reason :: ('normal' | 'shutdown' | {'shutdown', term()} |
                                term()),
                     State :: term()) ->
     term().
--callback code_change(OldVsn :: (term() | {down, term()}), State :: term(),
+-callback code_change(OldVsn :: (term() | {'down', term()}), State :: term(),
                       Extra :: term()) ->
-    {ok, NewState :: term()} | {error, Reason :: term()}.
+    {'ok', NewState :: term()} | {'error', Reason :: term()}.
 
 
 %% System exports