[observer] Implemented basic tracing functionality

Use ttb which does most of the work already.

1 files changed, 17 insertions, 641 deletions

diff --git a/lib/observer/src/observer_traceoptions_wx.erl b/lib/observer/src/observer_traceoptions_wx.erl
index 043126d85f..bad05ec016 100644
--- a/lib/observer/src/observer_traceoptions_wx.erl
+++ b/lib/observer/src/observer_traceoptions_wx.erl
@@ -145,14 +145,22 @@ module_selector(Parent, Node) ->
     wxListBox:connect(ListBox, command_listbox_doubleclicked,
 		      [{callback, fun(_, _) -> wxDialog:endModal(Dialog, ?wxID_OK) end}]),
     wxListBox:connect(ListBox, command_listbox_selected,
-		      [{callback, fun(_, _) -> wxWindow:enable(OkButt) end}]),
+		      [{callback, fun(#wx{event=#wxCommand{commandInt=Id}}, _) ->
+					  Id >= 0 andalso wxWindow:enable(OkButt)
+				  end}]),
 
     case wxDialog:showModal(Dialog) of
 	?wxID_OK ->
 	    SelId  = wxListBox:getSelection(ListBox),
-	    Module = wxListBox:getClientData(ListBox, SelId),
-	    wxDialog:destroy(Dialog),
-	    Module;
+	    case SelId >= 0 of
+		true ->
+		    Module = wxListBox:getClientData(ListBox, SelId),
+		    wxDialog:destroy(Dialog),
+		    Module;
+		false ->
+		    wxDialog:destroy(Dialog),
+		    throw(cancel)
+	    end;
 	?wxID_CANCEL ->
 	    wxDialog:destroy(Dialog),
 	    throw(cancel)
@@ -194,7 +202,7 @@ function_selector(Parent, Node, Module) ->
     filter_listbox_data("", ParsedChoices, ListBox, false),
     %% Setup Event handling
     wxTextCtrl:connect(TxtCtrl, command_text_updated,
-    		       [{callback, 
+		       [{callback,
 			 fun(#wx{event=#wxCommand{cmdString=Input}}, _) ->
 				 filter_listbox_data(Input, ParsedChoices, ListBox, false)
 			 end}]),
@@ -208,7 +216,7 @@ function_selector(Parent, Node, Module) ->
 			    Data
 		    end,
     wxCheckListBox:connect(ListBox, command_checklistbox_toggled,
-    			   [{callback, 
+			   [{callback,
 			     fun(#wx{event=#wxCommand{commandInt=N}}, _) ->
 				     Self ! {ListBox, wxCheckListBox:isChecked(ListBox, N),
 					     GetClientData(ListBox, N)}
@@ -443,11 +451,11 @@ filter_listbox_data(Input, Data, ListBox, AddClientData) ->
     FilteredData = [X || X = {Str, _} <- Data, re:run(Str, Input) =/= nomatch],
     wxListBox:clear(ListBox),
     wxListBox:appendStrings(ListBox, [Str || {Str,_} <- FilteredData]),
-    AddClientData andalso 
+    AddClientData andalso
 	wx:foldl(fun({_, Term}, N) ->
 			 wxListBox:setClientData(ListBox, N, Term),
 			 N+1
-		 end, 0, FilteredData),    
+		 end, 0, FilteredData),
     FilteredData.
 
 get_modules(Node) ->
@@ -468,7 +476,7 @@ optionpage_top_right(Panel, TopRightSz, Options, Text) ->
 
 
 create_styled_txtctrl(Parent) ->
-    FixedFont = observer_wx:get_attrib({font, modern}),
+    FixedFont = observer_wx:get_attrib({font, fixed}),
     Ed = wxStyledTextCtrl:new(Parent),
     wxStyledTextCtrl:styleClearAll(Ed),
     wxStyledTextCtrl:styleSetFont(Ed, ?wxSTC_STYLE_DEFAULT, FixedFont),
@@ -553,194 +561,6 @@ ms_names(MatchSpecList) ->
 		end,
     [{MsOrAlias(X), X} || X <- MatchSpecList].
 
-
-%% find_and_format_ms(Selection, [ #match_spec{str_ms = Spec, alias = Alias, fun2ms = Fun} | T ]) ->
-%%     case ((Selection =:= Spec) or (Selection =:= Alias)) or (Selection =:= Fun) of
-%% 	true ->
-%% 	    if Selection =:= Alias ->
-%% 		    Spec;
-%% 	       true ->
-%% 		    Selection
-%% 	    end;
-%% 	false ->
-%% 	    find_and_format_ms(Selection, T)
-%%     end.
-
-%% find_ms(_, []) ->
-%%     {nomatch, #match_spec{}};
-%% find_ms(Str, [ #match_spec{str_ms = Spec, alias = Alias, fun2ms = Fun} = MS | T ]) ->
-%%     case ((Str =:= Spec) or (Str =:= Alias)) or (Str =:= Fun) of
-%% 	true ->
-%% 	    {match, MS};
-%% 	false ->
-%% 	    find_ms(Str, T)
-%%     end.
-
-%% apply_matchspec(MatchSpec, TracedDict, root) ->
-%%     UpdateMS = fun(_Key, RecordList) ->
-%% 		       [X#traced_func{match_spec = MatchSpec} || X <- RecordList]
-%% 	       end,
-%%     {ok, dict:map(UpdateMS, TracedDict)};
-%% apply_matchspec(MatchSpec, TracedDict, {module, Module}) ->
-%%     RecordList = dict:fetch(Module, TracedDict),
-%%     RecordList2 = [X#traced_func{match_spec = MatchSpec} || X <- RecordList],
-%%     {ok, dict:store(Module, RecordList2, TracedDict)};
-%% apply_matchspec(MatchSpec, TracedDict, {function, Module, TracedFuncRec}) ->
-%%     RecordList = dict:fetch(Module, TracedDict),
-%%     NewFunc = TracedFuncRec#traced_func{match_spec = MatchSpec},
-%%     RecordList2 = [NewFunc | [X || X <- RecordList, X =/= TracedFuncRec]],
-%%     {NewFunc, dict:store(Module, RecordList2, TracedDict)}.
-
-%% create_matchspec_page(Parent, MatchSpecs, UserData) ->
-%%     Panel = wxPanel:new(Parent),
-%%     MainSz = wxBoxSizer:new(?wxVERTICAL),
-%%     TxtSz = wxStaticBoxSizer:new(?wxVERTICAL, Panel, [{label, "Match specification:"}]),
-%%     BtnSz = wxBoxSizer:new(?wxHORIZONTAL),
-%%     SavedSz = wxStaticBoxSizer:new(?wxVERTICAL, Panel, [{label, "Saved match specifications:"}]),
-
-%%     TxtCtrl = create_styled_txtctrl(Panel),
-%%     wxSizer:add(TxtSz, TxtCtrl, [{flag, ?wxEXPAND}, {proportion, 1}]),
-
-%%     AddMsBtn = wxButton:new(Panel, ?MATCHPAGE_ADDMS, [{label, "Add"}]),
-%%     AddMsAliasBtn = wxButton:new(Panel, ?MATCHPAGE_ADDMS_ALIAS, [{label, "Add with alias"}]),
-%%     Fun2MSBtn = wxButton:new(Panel, ?MATCHPAGE_ADDFUN, [{label, "Add fun"}]),
-%%     wxSizer:add(BtnSz, AddMsBtn),
-%%     wxSizer:add(BtnSz, AddMsAliasBtn),
-%%     wxSizer:add(BtnSz, Fun2MSBtn),
-
-%%     Choices = show_ms_in_savedlistbox(MatchSpecs),
-%%     SavedMSListBox = wxListBox:new(Panel, ?MATCHPAGE_LISTBOX, [{choices, Choices}]),
-%%     wxSizer:add(SavedSz, SavedMSListBox, [{flag, ?wxEXPAND}, {proportion, 1}]),
-
-%%     wxButton:connect(AddMsBtn, command_button_clicked, [{userData, UserData}]),
-%%     wxButton:connect(AddMsAliasBtn, command_button_clicked, [{userData, UserData}] ),
-%%     wxButton:connect(Fun2MSBtn, command_button_clicked, [{userData, UserData}] ),
-%%     wxListBox:connect(SavedMSListBox, command_listbox_selected, [{userData, UserData}] ),
-%%     wxSizer:add(MainSz, TxtSz, [{flag, ?wxEXPAND}, {proportion, 1}]),
-%%     wxSizer:add(MainSz, BtnSz),
-%%     wxSizer:add(MainSz, SavedSz, [{flag, ?wxEXPAND}, {proportion, 1}]),
-
-%%     wxWindow:setSizer(Panel, MainSz),
-%%     {Panel, MainSz, TxtCtrl, SavedMSListBox}.
-
-
-
-%% update_tree(Tree, Dict) ->
-%%     RootId = wxTreeCtrl:getRootItem(Tree),
-%%     wxTreeCtrl:deleteChildren(Tree, RootId),
-
-%%     FillTree = fun(KeyAtom, RecordList, acc_in) ->
-%% 		       ParsedList = parse_record_function_names(RecordList),
-%% 		       Module = wxTreeCtrl:appendItem(Tree, RootId, atom_to_list(KeyAtom)),
-%% 		       lists:foldl(fun(TracedFuncRecord, N) ->
-%% 					   FNameStr = lists:nth(N, ParsedList),
-%% 					   wxTreeCtrl:appendItem(Tree, Module, FNameStr,
-%% 								 [{data, TracedFuncRecord}]),
-%% 					   N+1
-%% 				   end,
-%% 				   1, RecordList),
-%% 		       wxTreeCtrl:sortChildren(Tree, Module),
-%% 		       acc_in
-%% 	       end,
-%%     dict:fold(FillTree, acc_in, Dict),
-%%     wxTreeCtrl:sortChildren(Tree, RootId),
-%%     wxTreeCtrl:expand(Tree, RootId).
-
-
-
-
-%% create_module_popup(Parent, ModuleName, TracedDict) ->
-%%     Module = list_to_atom(ModuleName),
-%%     Value = dict:find(Module, TracedDict),
-%%     TracedModRecs =
-%% 	case Value of
-%% 	    {ok, V} ->
-%% 		V;
-%% 	    error ->
-%% 		[]
-%% 	end,
-%%     Functions = Module:module_info(functions),
-%%     Choices = lists:sort([{Name, Arity} || {Name, Arity} <- Functions, not(erl_internal:guard_bif(Name, Arity))]),
-%%     ParsedChoices = parse_function_names(Choices),
-
-%%     Dialog = wxDialog:new(Parent, ?MODULEPOPUP_DIALOG, ModuleName,
-%% 			  [{style, ?wxDEFAULT_FRAME_STYLE}]),
-%%     Panel = wxPanel:new(Dialog),
-%%     MainSz = wxBoxSizer:new(?wxVERTICAL),
-
-%%     SelBtnSz = wxBoxSizer:new(?wxHORIZONTAL),
-%%     TxtCtrl = wxTextCtrl:new(Panel, ?MODULEPOPUP_TXTCTRL),
-%%     SelBtn = wxButton:new(Panel, ?MODULEPOPUP_SELECT, [{label, "Select"}]),
-%%     DeSelBtn = wxButton:new(Panel, ?MODULEPOPUP_SELECT, [{label, "Deselect"}]),
-%%     SelAllBtn = wxButton:new(Panel, ?MODULEPOPUP_SELALL, [{label, "Select all"}]),
-%%     DeSelAllBtn = wxButton:new(Panel, ?MODULEPOPUP_SELALL, [{label, "Deselect all"}]),
-%%     CheckListBox = wxCheckListBox:new(Panel, ?MODULEPOPUP_CHECKLISTBOX, [{choices, ParsedChoices}, {style, ?wxLB_EXTENDED}]),
-%%     Indices = find_index(TracedModRecs, Choices),
-%%     lists:foreach(fun(X) ->  wxCheckListBox:check(CheckListBox, X) end, Indices),
-%%     Selections = [wxControlWithItems:getString(CheckListBox, I) || I <- Indices],
-
-%%     OKBtn = wxButton:new(Panel, ?wxID_OK, []),
-%%     CancelBtn = wxButton:new(Panel, ?wxID_CANCEL, []),
-%%     DialogBtnSz = wxStdDialogButtonSizer:new(),
-%%     wxStdDialogButtonSizer:addButton(DialogBtnSz, OKBtn),
-%%     wxStdDialogButtonSizer:addButton(DialogBtnSz, CancelBtn),
-%%     wxStdDialogButtonSizer:realize(DialogBtnSz),
-
-%%     wxSizer:add(SelBtnSz, SelBtn),
-%%     wxSizer:add(SelBtnSz, DeSelBtn),
-%%     wxSizer:add(SelBtnSz, SelAllBtn),
-%%     wxSizer:add(SelBtnSz, DeSelAllBtn),
-%%     wxSizer:add(MainSz, TxtCtrl, [{flag, ?wxEXPAND}]),
-%%     wxSizer:add(MainSz, CheckListBox, [{flag, ?wxEXPAND}, {proportion, 1}]),
-%%     wxSizer:add(MainSz, SelBtnSz, [{flag, ?wxEXPAND}]),
-%%     wxSizer:add(MainSz, DialogBtnSz),
-%%     wxWindow:setSizer(Panel, MainSz),
-
-%%     wxButton:connect(SelBtn, command_button_clicked, [{userData, true}]),
-%%     wxButton:connect(DeSelBtn, command_button_clicked, [{userData, false}]),
-%%     wxButton:connect(SelAllBtn, command_button_clicked, [{userData, true}]),
-%%     wxButton:connect(DeSelAllBtn, command_button_clicked, [{userData, false}]),
-%%     wxButton:connect(OKBtn, command_button_clicked, [{userData, {module_popup, Module, ParsedChoices, Choices}}]),
-%%     wxButton:connect(CancelBtn, command_button_clicked, [{userData, module_popup}]),
-%%     wxTextCtrl:connect(TxtCtrl, command_text_updated, [{userData, ParsedChoices}]),
-%%     wxCheckListBox:connect(CheckListBox, command_checklistbox_toggled),
-%%     wxDialog:connect(Dialog, close_window),
-%%     wxDialog:show(Dialog),
-%%     {Dialog, CheckListBox, Selections}.
-
-%% get_selections(Selections, FunctionList) ->
-%%     get_selections(Selections, FunctionList, []).
-%% get_selections([], _, Acc) ->
-%%     Acc;
-%% get_selections([Int|T], FuncList, Acc) ->
-%%     get_selections(T, FuncList, [lists:nth(Int, FuncList) | Acc]).
-
-%% find_index(Selections, FunctionList) ->
-%%     find_index(Selections, FunctionList, 1, []).
-%% find_index(Selections, FunctionList, N, Acc) when N > length(FunctionList); Selections =:= [] ->
-%%     Acc;
-
-%% find_index([#traced_func{func_name = Name, arity = Arity} |STail] = Selections,
-%% 	   FunctionList, N, Acc) ->
-%%     {Fname, A} = lists:nth(N, FunctionList),
-%%     case (Fname =:= Name) and (A =:= Arity) of
-%% 	true ->
-%% 	    find_index(STail, FunctionList, 1, [N-1|Acc]);
-%% 	false ->
-%% 	    find_index(Selections, FunctionList, N+1, Acc)
-%%     end;
-
-%% find_index([Sel|STail] = Selections, FunctionList, N, Acc) when is_list(Sel) ->
-%%     case lists:nth(N, FunctionList) =:= Sel of
-%% 	true ->
-%% 	    find_index(STail, FunctionList, 1, [N-1|Acc]);
-%% 	false ->
-%% 	    find_index(Selections, FunctionList, N+1, Acc)
-%%     end.
-
-%% atomlist_to_stringlist(Modules) ->
-%%     [atom_to_list(X) || X <- Modules].
-
 ensure_last_is_dot([]) ->
     ".";
 ensure_last_is_dot(String) ->
@@ -750,447 +570,3 @@ ensure_last_is_dot(String) ->
 	false ->
 	    String ++ "."
     end.
-
-
-%% dbg_from_string(Str0) ->
-%%     Str = unicode:characters_to_list(Str0),
-%%     case erl_scan:string(Str) of
-%% 	{ok, Tokens,_} ->
-%% 	    case erl_parse:parse_exprs(Tokens) of
-%% 		{ok,[{'fun',_,{clauses, Cl}}]} ->
-%% 		    case ms_transform:
-%% 			transform_from_shell(dbg,Cl,orddict:new()) of
-%% 			{error, [{_,[{Line,ms_transform,Info}]}],_} ->
-%% 			    {error,{Line,ms_transform,Info}};
-%% 			{error, _} = ET1 ->
-%% 			    ET1;
-%% 			Else ->
-%% 			    {ok, Else, "[" ++ lists:flatten(io_lib:format("~p", Else)) ++ "]"}
-%% 		    end;
-%% 		{ok,_} ->
-%% 		    {error, {1,ms_transform,1}};
-%% 		{error,Reason} ->
-%% 		    {error,Reason}
-%% 	    end;
-%% 	{error,Reason2,_} ->
-%% 	    {error,Reason2}
-%%     end.
-
-%% get_correct_matchspec_components(From, State) ->
-%%     case From of
-%% 	matchpage ->
-%% 	    {State#traceopts_state.matchpage_styled_txtctrl,
-%% 	     State#traceopts_state.frame};
-%% 	matchpopup ->
-%% 	    {State#traceopts_state.matchspec_popup_styled_txtctrl,
-%% 	     State#traceopts_state.matchspec_popup_dialog}
-%%     end.
-
-
-
-%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%% 						%Trace option window
-
-%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% All pages
-
-%% handle_event(#wx{id = ?wxID_OK,
-%% 		 event = #wxCommand{type = command_button_clicked},
-%% 		 userData = trace_options},
-%% 	     #traceopts_state{boxes = Boxes,
-%% 			      trace_options = TraceOpts,
-%% 			      match_specs = MatchSpecs,
-%% 			      traced_funcs = TracedFuncs,
-%% 			      parent = Parent} = State) ->
-%%     UpdTraceOpts = wx:batch(fun() ->
-%% 				    read_trace_boxes(Boxes, TraceOpts)
-%% 			    end),
-%%     Parent ! {updated_traceopts,
-%% 	      UpdTraceOpts,
-%% 	      MatchSpecs,
-%% 	      TracedFuncs},
-%%     {stop, shutdown, State};
-
-%% handle_event(#wx{id = ?wxID_CANCEL,
-%% 		 event = #wxCommand{type = command_button_clicked},
-%% 		 userData = trace_options},
-%% 	     #traceopts_state{parent = Parent} = State) ->
-%%     Parent ! traceopts_closed,
-%%     {stop, shutdown, State};
-
-%% handle_event(#wx{id = ?TRACEOPTS_FRAME,
-%% 		 event = #wxClose{type = close_window}},
-%% 	     #traceopts_state{parent = Parent} = State) ->
-%%     Parent ! traceopts_closed,
-%%     {stop, shutdown, State};
-
-
-%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Page - Tracing
-
-%% handle_event(#wx{event = #wxCommand{type = command_checkbox_clicked}, userData = Boxgroup},
-%% 	     State) ->
-%%     enable(Boxgroup),
-%%     {noreply, State};
-
-
-%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Page - Functions
-
-%% handle_event(#wx{id = ?FUNCTIONPAGE_LISTBOX,
-%% 		 event = #wxCommand{type = command_listbox_doubleclicked,
-%% 				    cmdString = ChosenModule}},
-%% 	     #traceopts_state{frame = Frame,
-%% 			      traced_funcs = TracedDict,
-%% 			      popup_open = false} = State) ->
-%%     {Dialog, CheckListBox, CheckedFuncs} = create_module_popup(Frame, ChosenModule, TracedDict),
-%%     {noreply, State#traceopts_state{popup_open = true,
-%% 				    module_popup_dialog = Dialog,
-%% 				    module_popup_checklistbox = CheckListBox,
-%% 				    checked_funcs = CheckedFuncs}};
-
-%% handle_event(#wx{id = ?FUNCTIONPAGE_TXTCTRL,
-%% 		 event = #wxCommand{type = command_text_updated,
-%% 				    cmdString = Input},
-%% 		 userData = Data},
-%% 	     #traceopts_state{functionpage_listbox = ListBox} = State) ->
-%%     filter_listbox_data(Input, Data, ListBox),
-%%     {noreply, State};
-
-%% handle_event(#wx{event = #wxTree{type = command_tree_item_activated,
-%% 				 item = Item}},
-%% 	     #traceopts_state{frame = Frame,
-%% 			      match_specs = MatchSpecs,
-%% 			      popup_open = false} = State) ->
-
-%%     Dialog = wxDialog:new(Frame, ?MATCH_POPUP_DIALOG, "Match specification",
-%% 			  [{style, ?wxDEFAULT_FRAME_STYLE}]),
-%%     {MatchPanel, MatchSz, StyledTxtCtrl, ListBox} = create_matchspec_page(Dialog, MatchSpecs, matchpopup),
-%%     ApplyBtn = wxButton:new(MatchPanel, ?wxID_APPLY),
-%%     CancelBtn = wxButton:new(MatchPanel, ?wxID_CANCEL, []),
-%%     wxButton:connect(ApplyBtn, command_button_clicked, [{userData, Item}]),
-%%     wxButton:connect(CancelBtn, command_button_clicked, [{userData, matchspec_popup}]),
-%%     DialogBtnSz = wxStdDialogButtonSizer:new(),
-%%     wxStdDialogButtonSizer:addButton(DialogBtnSz, ApplyBtn),
-%%     wxStdDialogButtonSizer:addButton(DialogBtnSz, CancelBtn),
-%%     wxStdDialogButtonSizer:realize(DialogBtnSz),
-%%     wxSizer:add(MatchSz, DialogBtnSz),
-
-%%     wxDialog:connect(Dialog, close_window),
-%%     wxDialog:show(Dialog),
-%%     {noreply, State#traceopts_state{matchspec_popup_dialog = Dialog,
-%% 				    matchspec_popup_listbox = ListBox,
-%% 				    matchspec_popup_styled_txtctrl = StyledTxtCtrl,
-%% 				    popup_open = true}};
-
-%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Page - Match specs
-
-%% handle_event(#wx{event = #wxCommand{type = command_listbox_selected,
-%% 				    cmdString = Txt}},
-%% 	     State) when Txt =:= [] ->
-%%     {noreply, State};
-
-%% handle_event(#wx{id = ?MATCHPAGE_LISTBOX,
-%% 		 event = #wxCommand{type = command_listbox_selected,
-%% 				    cmdString = SavedTxt},
-%% 		 userData = From},
-%% 	     #traceopts_state{match_specs = MatchSpecs} = State) ->
-%%     {StyledTxtCtrl, _} = get_correct_matchspec_components(From, State),
-%%     MsOrFun = find_and_format_ms(SavedTxt, MatchSpecs),
-%%     wxStyledTextCtrl:setText(StyledTxtCtrl, MsOrFun),
-%%     {noreply, State};
-
-%% handle_event(#wx{id = ?MATCHPAGE_ADDFUN,
-%% 		 event = #wxCommand{type = command_button_clicked},
-%% 		 userData = From},
-%% 	     #traceopts_state{match_specs = MatchSpecs,
-%% 			      matchpage_listbox = PageListBox,
-%% 			      matchspec_popup_listbox = PopupListBox} = State) ->
-
-%%     {StyledTxtCtrl, Frame} = get_correct_matchspec_components(From, State),
-%%     StrFun = ensure_last_is_dot(wxStyledTextCtrl:getText(StyledTxtCtrl)),
-
-%%     MatchSpecs2 = case dbg_from_string(StrFun) of
-%% 		      {ok, TermMS, StrMS} ->
-%% 			  FunMS = #match_spec{str_ms = StrMS, term_ms = TermMS, fun2ms = StrFun},
-%% 			  case lists:member(FunMS, MatchSpecs) of
-%% 			      true ->
-%% 				  observer_wx:create_txt_dialog(Frame, StrFun ++ "\nalready exists",
-%% 								"Error", ?wxICON_ERROR),
-%% 				  MatchSpecs;
-%% 			      false ->
-%% 				  wxStyledTextCtrl:setText(StyledTxtCtrl, StrMS),
-%% 				  update_matchspec_listbox(StrFun, {PopupListBox, PageListBox}, From),
-%% 				  lists:reverse([FunMS | MatchSpecs])
-%% 			  end;
-%% 		      {error, {_, Module, What}} ->
-%% 			  FailMsg = Module:format_error(What),
-%% 			  observer_wx:create_txt_dialog(Frame, FailMsg, "Error", ?wxICON_ERROR),
-%% 			  MatchSpecs
-%% 		  end,
-%%     {noreply, State#traceopts_state{match_specs = MatchSpecs2}};
-
-%% handle_event(#wx{id = ?MATCHPAGE_ADDMS,
-%% 		 event = #wxCommand{type = command_button_clicked},
-%% 		 userData = From},
-%% 	     #traceopts_state{match_specs = MatchSpecs,
-%% 			      matchpage_listbox = PageListBox,
-%% 			      matchspec_popup_listbox = PopupListBox} = State) ->
-
-%%     {StyledTxtCtrl, Frame} = get_correct_matchspec_components(From, State),
-%%     StrMS = ensure_last_is_dot(wxStyledTextCtrl:getText(StyledTxtCtrl)),
-%%     MatchSpecs2 = case check_correct_MS(StrMS) of
-%% 		      {true, TermMS} ->
-%% 			  MS = #match_spec{str_ms = StrMS, term_ms = TermMS},
-%% 			  case lists:member(MS, MatchSpecs) of
-%% 			      true ->
-%% 				  observer_wx:create_txt_dialog(Frame, StrMS ++ "\nalready exists",
-%% 								"Error", ?wxICON_ERROR),
-%% 				  MatchSpecs;
-%% 			      false ->
-%% 				  update_matchspec_listbox(StrMS, {PopupListBox, PageListBox}, From),
-%% 				  lists:reverse([MS | MatchSpecs])
-%% 			  end;
-%% 		      {false, Reason} ->
-%% 			  observer_wx:create_txt_dialog(Frame, Reason, "Error", ?wxICON_ERROR),
-%% 			  MatchSpecs
-%% 		  end,
-%%     {noreply, State#traceopts_state{match_specs = MatchSpecs2}};
-
-
-%% handle_event(#wx{id = ?MATCHPAGE_ADDMS_ALIAS,
-%% 		 event = #wxCommand{type = command_button_clicked},
-%% 		 userData = From},
-%% 	     #traceopts_state{match_specs = MatchSpecs,
-%% 			      matchpage_listbox = PageListBox,
-%% 			      matchspec_popup_listbox = PopupListBox} = State) ->
-
-%%     {StyledTxtCtrl, Frame} = get_correct_matchspec_components(From, State),
-%%     StrMS = ensure_last_is_dot(wxStyledTextCtrl:getText(StyledTxtCtrl)),
-
-%%     MatchSpecs2 = case check_correct_MS(StrMS) of
-%% 		      {true, TermMS} ->
-%% 			  Dialog = wxTextEntryDialog:new(Frame, "Enter ms alias: "),
-%% 			  Alias = case wxDialog:showModal(Dialog) of
-%% 				      ?wxID_OK ->
-%% 					  wxTextEntryDialog:getValue(Dialog);
-%% 				      ?wxID_CANCEL ->
-%% 					  ""
-%% 				  end,
-%% 			  wxDialog:destroy(Dialog),
-
-%% 			  case Alias of
-%% 			      "" ->
-%% 				  observer_wx:create_txt_dialog(Frame, "Bad alias", "Syntax error",
-%% 								?wxICON_ERROR),
-%% 				  MatchSpecs;
-
-%% 			      _ ->
-%% 				  MS = #match_spec{alias = Alias, str_ms = StrMS,
-%% 						   term_ms = TermMS},
-%% 				  {OccupiedAlias, _} = find_ms(Alias, MatchSpecs),
-
-%% 				  if
-%% 				      OccupiedAlias =:= match ->
-%% 					  observer_wx:create_txt_dialog(Frame, "Alias " ++ Alias ++ " already exists",
-%% 									"Error", ?wxICON_ERROR),
-%% 					  MatchSpecs;
-%% 				      true ->
-%% 					  update_matchspec_listbox(Alias, {PopupListBox, PageListBox}, From),
-%% 					  lists:reverse([MS | MatchSpecs])
-%% 				  end
-%% 			  end;
-%% 		      {false, Reason} ->
-%% 			  observer_wx:create_txt_dialog(Frame, Reason, "Error", ?wxICON_ERROR),
-%% 			  MatchSpecs
-%% 		  end,
-%%     {noreply, State#traceopts_state{match_specs = MatchSpecs2}};
-
-
-%% handle_event(#wx{id = ?wxID_APPLY,
-%% 		 event = #wxCommand{type = command_button_clicked},
-%% 		 userData = Item},
-%% 	     #traceopts_state{matchspec_popup_dialog = Dialog,
-%% 			      matchspec_popup_listbox = ListBox,
-%% 			      tree = Tree,
-%% 			      match_specs = MatchSpecs,
-%% 			      traced_funcs = TracedDict} = State) ->
-%%     IntSelection = wxListBox:getSelection(ListBox),
-%%     StrSelection =
-%% 	case IntSelection >= 0 of
-%% 	    true ->
-%% 		wxControlWithItems:getString(ListBox, IntSelection);
-%% 	    false ->
-%% 		[]
-%% 	end,
-%%     {_, MS} = find_ms(StrSelection, MatchSpecs),
-%%     RootId = wxTreeCtrl:getRootItem(Tree),
-%%     ItemParent = wxTreeCtrl:getItemParent(Tree, Item),
-
-%%     TracedDict2 =
-%% 	if (Item =:= RootId) ->
-%% 		{ok, NewDict} = apply_matchspec(MS, TracedDict, root),
-%% 		NewDict;
-%% 	   (ItemParent =:= RootId) ->
-%% 		Module = list_to_atom(wxTreeCtrl:getItemText(Tree, Item)),
-%% 		{ok, NewDict} = apply_matchspec(MS, TracedDict, {module, Module}),
-%% 		NewDict;
-%% 	   true ->
-%% 		TracedFuncRec = wxTreeCtrl:getItemData(Tree, Item),
-%% 		Module = list_to_atom(wxTreeCtrl:getItemText(Tree, ItemParent)),
-%% 		{NewTracedFuncRecord, NewDict} =
-%% 		    apply_matchspec(MS,
-%% 				    TracedDict,
-%% 				    {function,
-%% 				     Module,
-%% 				     TracedFuncRec}),
-%% 		wxTreeCtrl:setItemData(Tree, Item, NewTracedFuncRecord),
-%% 		NewDict
-%% 	end,
-%%     wxDialog:destroy(Dialog),
-%%     {noreply, State#traceopts_state{traced_funcs = TracedDict2,
-%% 				    popup_open = false}};
-
-%% handle_event(#wx{id = ?wxID_CANCEL,
-%% 		 event = #wxCommand{type = command_button_clicked},
-%% 		 userData = matchspec_popup},
-%% 	     #traceopts_state{matchspec_popup_dialog = Dialog} = State) ->
-%%     wxDialog:destroy(Dialog),
-%%     {noreply, State#traceopts_state{popup_open = false}};
-
-%% handle_event(#wx{id = ?MATCH_POPUP_DIALOG,
-%% 		 event = #wxClose{type = close_window}},
-%% 	     #traceopts_state{matchspec_popup_dialog = Dialog} = State) ->
-%%     wxDialog:destroy(Dialog),
-%%     {noreply, State#traceopts_state{popup_open = false}};
-
-%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%% 						%Module Popup
-
-%% handle_event(#wx{id = ?wxID_OK,
-%% 		 event = #wxCommand{type = command_button_clicked},
-%% 		 userData = {module_popup, Module,
-%% 			     ParsedChoices, Choices}},
-%% 	     #traceopts_state{
-%% 		  module_popup_dialog = Dialog,
-%% 		  traced_funcs = TracedDict,
-%% 		  tree = Tree,
-%% 		  checked_funcs = CheckedFuncs} = State) ->
-
-%%     Indices = [I+1 || I <- find_index(CheckedFuncs, ParsedChoices)],
-%%     Selections = get_selections(Indices, Choices),
-%%     TracedDict2 = case Selections of
-%% 		      [] ->
-%% 			  dict:erase(Module, TracedDict);
-%% 		      _ ->
-%% 			  Traced = [#traced_func{arity = Arity,
-%% 						 func_name = Function}
-%% 				    || {Function, Arity} <- Selections],
-%% 			  dict:store(Module, Traced, TracedDict)
-%% 		  end,
-
-%%     update_tree(Tree, TracedDict2),
-%%     wxDialog:destroy(Dialog),
-%%     {noreply, State#traceopts_state{traced_funcs = TracedDict2,
-%% 				    checked_funcs = [],
-%% 				    popup_open = false}};
-
-%% handle_event(#wx{id = ?wxID_CANCEL,
-%% 		 event = #wxCommand{type = command_button_clicked},
-%% 		 userData = module_popup},
-%% 	     #traceopts_state{module_popup_dialog = Dialog} = State) ->
-%%     wxDialog:destroy(Dialog),
-%%     {noreply, State#traceopts_state{popup_open = false,
-%% 				    checked_funcs = []}};
-
-%% handle_event(#wx{id = ?MODULEPOPUP_SELECT,
-%% 		 event = #wxCommand{type = command_button_clicked},
-%% 		 userData = Bool},
-%% 	     #traceopts_state{module_popup_checklistbox = CheckListBox,
-%% 			      checked_funcs = CheckedFuncs} = State) ->
-%%     {_, Selections} = wxListBox:getSelections(CheckListBox),
-%%     lists:foreach(fun(Index) -> wxCheckListBox:check(CheckListBox, Index, [{check, Bool}]) end, Selections),
-%%     StrSelections = [wxControlWithItems:getString(CheckListBox, N) || N <- Selections],
-%%     CheckedFuncs2 = case Bool of
-%% 			true ->
-%% 			    [X || X <- StrSelections,
-%% 				  not(lists:member(X, CheckedFuncs))] ++ CheckedFuncs;
-%% 			false ->
-%% 			    CheckedFuncs -- StrSelections
-%% 		    end,
-%%     {noreply, State#traceopts_state{checked_funcs = CheckedFuncs2}};
-
-%% handle_event(#wx{id = ?MODULEPOPUP_SELALL,
-%% 		 event = #wxCommand{type = command_button_clicked},
-%% 		 userData = Bool},
-%% 	     #traceopts_state{module_popup_checklistbox = CheckListBox} = State) ->
-%%     lists:foreach(fun(Index) ->
-%% 			  wxCheckListBox:check(CheckListBox, Index, [{check, Bool}])
-%% 		  end,
-%% 		  lists:seq(0, wxControlWithItems:getCount(CheckListBox))),
-%%     CheckedFuncs = case Bool of
-%% 		       true ->
-%% 			   [wxControlWithItems:getString(CheckListBox, N)
-%% 			    || N <- lists:seq(0, wxControlWithItems:getCount(CheckListBox))];
-%% 		       false ->
-%% 			   []
-%% 		   end,
-%%     {noreply, State#traceopts_state{checked_funcs = CheckedFuncs}};
-
-%% handle_event(#wx{id = ?MODULEPOPUP_CHECKLISTBOX,
-%% 		 obj = CheckListBox,
-%% 		 event = #wxCommand{type = command_checklistbox_toggled,
-%% 				    commandInt = Index}},
-%% 	     #traceopts_state{checked_funcs = CheckedFuncs} = State) ->
-
-%%     UpdCheckedFuncs = case
-%% 			  wxCheckListBox:isChecked(CheckListBox, Index) of
-%% 			  true ->
-%% 			      [wxControlWithItems:getString(CheckListBox, Index) | CheckedFuncs];
-%% 			  false ->
-%% 			      lists:delete(wxControlWithItems:getString(CheckListBox, Index), CheckedFuncs)
-%% 		      end,
-%%     {noreply, State#traceopts_state{checked_funcs = UpdCheckedFuncs}};
-
-%% handle_event(#wx{id = ?MODULEPOPUP_TXTCTRL,
-%% 		 event = #wxCommand{type = command_text_updated,
-%% 				    cmdString = Input},
-%% 		 userData = Data},
-%% 	     #traceopts_state{module_popup_checklistbox = CListBox,
-%% 			      checked_funcs = CheckedFuncs} = State) ->
-%%     FilteredData = filter_listbox_data(Input, Data, CListBox),
-%%     lists:foreach(fun(Index) ->
-%% 			  wxCheckListBox:check(CListBox, Index, [{check, true}])
-%% 		  end,
-%% 		  [wxControlWithItems:findString(CListBox, X) || X <- CheckedFuncs, lists:member(X, FilteredData)]),
-%%     {noreply, State};
-
-%% handle_event(#wx{id = ?MODULEPOPUP_DIALOG,
-%% 		 event = #wxClose{type = close_window}},
-%% 	     #traceopts_state{module_popup_dialog = Dialog} = State) ->
-%%     wxDialog:destroy(Dialog),
-%%     {noreply, State#traceopts_state{popup_open = false,
-%% 				    checked_funcs = []}};
-
-%% handle_event(#wx{event = What}, State) ->
-%%     io:format("~p~p: Unhandled event: ~p ~n", [?MODULE, self(), What]),
-%%     {noreply, State}.
-
-
-
-%% terminate(Reason, #traceopts_state{frame = Frame}) ->
-%%     io:format("~p terminating traceopts. Reason: ~p~n", [?MODULE, Reason]),
-%%     wxFrame:destroy(Frame),
-%%     ok.
-
-%% code_change(_, _, State) ->
-%%     {stop, not_yet_implemented, State}.
-
-%% handle_info(Any, State) ->
-%%     io:format("~p~p: received unexpected message: ~p\n", [?MODULE, self(), Any]),
-%%     {noreply, State}.
-
-%% handle_call(Msg, _From, State) ->
-%%     io:format("~p~p: Got Call ~p~n",[?MODULE, ?LINE, Msg]),
-%%     {reply, ok, State}.
-
-%% handle_cast(Msg, State) ->
-%%     io:format("~p ~p: Unhandled cast ~p~n", [?MODULE, ?LINE, Msg]),
-%%     {noreply, State}.