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authorDan Gudmundsson <[email protected]>2013-11-07 15:42:36 +0100
committerDan Gudmundsson <[email protected]>2013-11-07 15:42:36 +0100
commitd45950d46037d169d5efd969ac2e3b7477481f9c (patch)
tree0e3916a1cf5f2a44eab36f491485505dd199f641 /lib/pman/src/pman_win.erl
parentebd380903569c2ae254849128542297629946feb (diff)
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Remove pman
Diffstat (limited to 'lib/pman/src/pman_win.erl')
-rw-r--r--lib/pman/src/pman_win.erl677
1 files changed, 0 insertions, 677 deletions
diff --git a/lib/pman/src/pman_win.erl b/lib/pman/src/pman_win.erl
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--- a/lib/pman/src/pman_win.erl
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@@ -1,677 +0,0 @@
-%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1996-2013. All Rights Reserved.
-%%
-%% The contents of this file are subject to the Erlang Public License,
-%% Version 1.1, (the "License"); you may not use this file except in
-%% compliance with the License. You should have received a copy of the
-%% Erlang Public License along with this software. If not, it can be
-%% retrieved online at http://www.erlang.org/.
-%%
-%% Software distributed under the License is distributed on an "AS IS"
-%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-%% the License for the specific language governing rights and limitations
-%% under the License.
-%%
-%% %CopyrightEnd%
-%%
-%% ------------------------------------------------------------
-%% Purpose: window management and the gs interface
-%% ------------------------------------------------------------
-
--module(pman_win).
--compile([{nowarn_deprecated_function,{gs,button,2}},
- {nowarn_deprecated_function,{gs,canvas,2}},
- {nowarn_deprecated_function,{gs,config,2}},
- {nowarn_deprecated_function,{gs,create,3}},
- {nowarn_deprecated_function,{gs,create,4}},
- {nowarn_deprecated_function,{gs,destroy,1}},
- {nowarn_deprecated_function,{gs,read,2}},
- {nowarn_deprecated_function,{gs,start,1}},
- {nowarn_deprecated_function,{gs,text,2}},
- {nowarn_deprecated_function,{gs,window,2}}]).
-
-%% ---------------------------------------------------------------
-%% The user interface exports
-%% ---------------------------------------------------------------
-
--export([pman_window/3, window/1, module_data/1, display/1, format/2,
- dialog_window/2, configeditor/2, configwin/3,
- update/1, update/3,
- msg_win/1, title/1,
- remove_menu/1, add_menu/3,
- change_colour/3, links_menus/1, calc_columnwidths/1]).
--export([font/0, font/1]).
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%% Constants
-%%
--include("pman_win.hrl").
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%% pman_window/3 - Create a GS window and components for the
-%% Pman overview window, the main window.
-%%
-%% Arguments:
-%% Size number of processes
-%% HiddenModules list of modules
-%% Nodes list of supervised nodes
-%%
-%% Return:
-%% {Win, Grid, Frame, Procnum, W, H} where
-%% Win The GS top window
-%% Grid The GS grid
-%% Procnum Number of displayed processes
-%%
-
-pman_window(Size, _HiddenModules, Nodes) ->
- GS = gs:start([{kernel,true}]),
- Font = font(GS),
- Win_Options = [{title, lists:concat(["Pman: Overview on ",node()])},
- {width, ?WIN_WIDTH}, {height, ?WIN_HEIGHT},
- {destroy, true},
- {keypress,true}],
- Win = gs:create(window, GS, Win_Options),
-
- %% Menu bar
- MenuBar = gs:create(menubar, Win, []),
- MBFile = gs:create(menubutton, MenuBar, [{label,{text," File "}},
- {font,Font},
- {underline,1}]),
- MBView = gs:create(menubutton, MenuBar, [{label,{text, " View "}},
- {font,Font},
- {underline,1}]),
- MBTrace = gs:create(menubutton, MenuBar, [{label,{text, " Trace "}},
- {font,Font},
- {underline,1}]),
- MBHelp = gs:create(menubutton, MenuBar, [{label, {text, " Help "}},
- {font,Font},
- {side,right},
- {underline,1}]),
-
- %% Addition of a menu for distribution
- add_node_menu(MenuBar, Nodes, Font),
-
- %% All menu buttons
- MenuFile = gs:create(menu, MBFile, []),
- MenuView = gs:create(menu, MBView, []),
- MenuTrace = gs:create(menu, MBTrace, []),
- MenuHelp = gs:create(menu, MBHelp, []),
-
- %% File menu
- gse:named_menuitem('Default Options', MenuFile,
- [{label,{text,"Options..."}}, {font,Font},
- {underline,0}]),
- gse:named_menuitem('Save Options',MenuFile,
- [{label,{text,"Save Options"}}, {font,Font}]),
- gse:named_menuitem('Exit', MenuFile,
- [{label,{text,"Exit"}}, {font,Font},
- {underline,0}]),
-
- %% View menu
- gse:named_menuitem('Hide All',MenuView,
- [{label, {text, "Hide All Processes"}},
- {font,Font},
- {underline,1}]),
-
- gse:named_menuitem('Hide Modules', MenuView,
- [{label, {text, "Hide Modules..."}},
- {font,Font},
- {underline,8}]),
-
- gse:named_menuitem('Hide Selected Process', MenuView,
- [{label, {text, "Hide Selected Process"}},
- {font,Font},
- {underline,2}]),
-
- gse:named_menuitem('Module',MenuView,
- [{label, {text, "Module Info..."}}, {font,Font},
- {underline,7}]),
-
- gse:named_menuitem('Refresh', MenuView,
- [{label, {text, "Refresh"}}, {font,Font},
- {underline,0}]),
-
- gse:named_menuitem('Show All',MenuView,
- [{label, {text, "Show All Processes"}},
- {font,Font}]),
-
- gse:named_menuitem('Show Selected',MenuView,
- [{label, {text, "Show Processes..."}},
- {font,Font}]),
-
- %% Trace menu
- gs:create(menuitem, 'Kill', MenuTrace, [{label,{text, "Kill"}},
- {font,Font},
- {underline,0}]),
-
- gs:create(menuitem, 'Trace Process', MenuTrace,
- [{label, {text, "Trace Selected Process"}}, {font,Font},
- {underline,0}]),
-
- gs:create(menuitem,'Trace Shell', MenuTrace,
- [{label, {text,"Shell Process"}}, {font,Font},
- {underline,0}]),
-
- %% Help menu
- gs:create(menuitem,'Help', MenuHelp, [{label, {text, "Help" }},
- {font,Font},
- {underline,0}]),
-
- %% Window contents
-
- %% Geometry managing frame
- Frame = gse:frame(Win, [{y,?MENU_HEIGHT},
- {packer_x,[{stretch, 1}]},
- {packer_y,[{stretch,10},
- {fixed,?CHECKBAR_HEIGHT}]}]),
-
-
-
- %% Grid
- Grid_Options = [
- {pack_x,1}, {pack_y,1},
- {fg,black},
- {vscroll,right},{hscroll,bottom},
- calc_columnwidths(739),
- {rows, {1,Size}}],
- Grid = gse:grid(Frame,Grid_Options),
-
-
- %% Checkbutton bar at the bottom of the window
-
- CheckBar = gse:frame(Frame, [{pack_x,1},
- {pack_y,2},
- {packer_x,[{stretch, 2, 100,300},
- {stretch, 2, 100,300},
- {stretch,1},
- {stretch, 2,100,300}]},
- {packer_y,[{stretch,1}]}]),
- gse:named_checkbutton('Hide System',CheckBar,
- [{pack_xy,{1,1}},
- {justify, left},
- {align,w},
- {width, 200},
- {font, Font},
- {label, {text, "Hide System Processes" }}]),
-
- gse:named_checkbutton('Auto Hide New',CheckBar,
- [{pack_xy,{2,1}},
- {width, 200},
- {justify, left},
- {align,w},
- {font, Font},
- {label, {text, "Auto-Hide New" }}]),
-
- gse:named_label('Number Hidden',CheckBar,
- [{pack_xy,{4,1}},
- {justify, left},
- {align,w},
- {width, 200},
- {font, Font},
- {label, {text, ?CPIDHIDDENTEXT }}]),
-
- %% Finalize it!
- gse:map(Win),
- gse:config(Win,[raise]),
- gse:config(Win,[{configure,true}]),
-
-
- {Win, Grid, Frame, length(processes())+1, ?WIN_WIDTH, ?WIN_HEIGHT}.
-
-
-%% Calculate columnwidths in respect to the size of the window.
-
-calc_columnwidths(Width) ->
- if
- Width =< 739 ->
- {columnwidths,[75,215,146,90,105,105]};
- true ->
- S = (Width - 75)/(215+146+90+105+105),
- {columnwidths,[75,round(215*S),round(146*S),round(90*S),
- round(105*S),round(105*S)]}
- end.
-
-%% ---------------------------------------------------------------
-%% Create a trace window
-%%
-%% Process, a process id or an atom
-%%
-%% Return: A window and a editor
-%% ---------------------------------------------------------------
-
-
-window(Process) ->
- GS = gs:start([{kernel,true}]),
- Font = font(GS),
- Win_Options = [{title,title(Process)}, {width,550}, {keypress,true},
- {configure,true},
- {destroy,true},{height, 400}],
- Win = gs:create(window,GS,Win_Options),
-
- MenuBar = gs:create(menubar, Win, []),
-
- %% File menu
- MBFile = gs:create(menubutton,MenuBar,[{label,{text," File "}},
- {font,Font},
- {underline, 1}]),
- MenuFile = gs:create(menu, MBFile, []),
- make_menus(pman_process:is_running(Process), MenuBar, MenuFile,
- Font),
-
- gse:named_menuitem('Save buffer',MenuFile,
- [{label,{text, "Save buffer..."}},
- {font,Font},
- {underline,0}]),
- gse:named_menuitem('Close',MenuFile,
- [{label, {text, "Close"}},
- {font,Font},
- {underline,0}]),
-
-
- Editor = gs:create(editor,Win,[{x,3}, {y,40},
- {width,546}, {height,348},
- {font,Font}]),
- gs:config(Editor, [{keypress, true},{insert, {'end', display(Process)}}]),
- gs:config(Editor, [{enable, false},{vscroll, right}, {hscroll, bottom},
- {wrap,none}]),
- gs:config(Win, [{map, true}]),
- {Win, Editor}.
-
-%% ---------------------------------------------------------------------
-%% Menu Help Fuctions
-%% ---------------------------------------------------------------------
-
-
-links_menus(Links) ->
- gs:destroy('Links'),
- gs:create(menu,'Links','LinksMenu',[]),
- Flag = case links_menus(Links,[]) of
- [] -> false;
- Pids ->
- add_menu('Links', Pids, "Trace"),
- true
- end,
- gse:config('LinksMenu',[{enable,Flag}]).
-
-links_menus([],Pids) -> Pids;
-links_menus([Pid|Links],Pids) when is_pid(Pid) ->
- links_menus(Links,[Pid|Pids]);
-links_menus([_Port|Links],Pids) ->
- links_menus(Links,Pids).
-
-
-%% Create the node menu.
-
-add_node_menu(MenuBar, Nodes, Font) ->
- MBNode = gs:create(menubutton, MenuBar, [{label,{text, " Nodes "}},
- {font,Font},
- {underline, 1}]),
- gs:create(menu, node, MBNode, []),
- add_menu(node, Nodes, "Show", Font),
- gse:disable(node()).
-
-
-%% ---------------------------------------------------------------------
-%% Add Menus in the list under Menu menuitem.
-
-add_menu(Menu, Names, Tag) ->
- add_menu(Menu, Names, Tag, font()).
-
-add_menu(_Menu, [], _Tag, _Font) -> ok;
-add_menu(Menu, [Name|Names], Tag, Font) ->
- Title = io_lib:format("~s ~p",[Tag, Name]),
- gs:create(menuitem,Name,Menu,[{label,{text,Title}},
- {font,Font},
- {data,{Menu,Name}}]),
- add_menu(Menu, Names, Tag, Font).
-
-%% ---------------------------------------------------------------------
-%% Remove a specific menu item, or a whole menu, or a list of both.
-%%
-
-remove_menu(List) when is_list(List)->
- lists:foreach(fun(X) -> gs:destroy(X) end, List);
-
-remove_menu(Object) ->
- gse:destroy(Object).
-
-
-%% ---------------------------------------------------------------------
-%% If the trace window opened is supposed to trace a real pid, let us
-%% add the trace menu, and other items specific to tracing. If not,
-%% the only menus available are the ones in the default defined in
-%% window(Pid).
-
-make_menus(false, _, _, _) -> ok;
-make_menus({true,Pid}, MenuBar, MenuFile, Font) ->
- MBView = gs:create(menubutton,'ViewMenu',MenuBar,
- [{underline,1},
- {label,{text," View "}}, {font,Font},
- {side,left}]),
- MenuView = gs:create(menu, MBView, []),
-
- MBTrace = gs:create(menubutton,'TraceMenu',MenuBar,
- [{underline,1},
- {label,{text," Trace "}}, {font,Font},
- {side,left}]),
- MenuTrace = gs:create(menu, MBTrace, []),
-
-
- MBHelp = gs:create(menubutton,'HelpMenu',MenuBar,
- [{underline,1},
- {label,{text," Help "}}, {font,Font},
- {side,right}]),
- MenuHelp = gs:create(menu, MBHelp, []),
-
- %% File menu
- gse:named_menuitem('Options', MenuFile,
- [{label, {text, "Options..."}}, {font,Font},
- {underline,0}]),
-
- %% Trace menu
- gse:named_menuitem('All Links', MenuTrace,
- [{label, {text, "All Linked Processes"}},
- {font,Font},
- {underline,0}]),
- gse:named_menuitem('LinksMenu', MenuTrace,
- [{underline,0},
- {label, {text, "Linked Process..."}},
- {font,Font},
- {itemtype, cascade},
- {enable,false}]),
- gs:create(menu,'Links','LinksMenu',[]),
- case pman_process:pinfo(Pid, links) of
- Links when is_list(Links) ->
- links_menus(Links);
- undefined ->
- lists:foreach(fun(X) -> gse:disable(X) end,['LinksMenu'])
- end,
- gse:named_menuitem('Kill', MenuTrace,
- [{label, {text, "Kill"}}, {font,Font},
- {underline,0}]),
-
- %% View menu
- gse:named_menuitem('Clear', MenuView,
- [{label, {text, "Clear buffer"}}, {font,Font},
- {underline,0}]),
-
- gse:named_menuitem('Module', MenuView,
- [{label, {text, "Module Info"}}, {font,Font},
- {underline,0}]),
-
- %% Help menu
- gse:named_menuitem('Help', MenuHelp,
- [{label, {text, "Help"}}, {font,Font},
- {underline,0}]).
-
-%% ---------------------------------------------------------------------
-%% Configurate the actual editor
-%%
-%% Editor, actual editor
-%% Options, actual options for the editor
-%%
-%% Return: A configurated editor with the actual options
-%% ---------------------------------------------------------------------
-
-configeditor(Editor, Options) ->
- gs:config(Editor, Options).
-
-%% ---------------------------------------------------------------------
-%% Configure the actual window after it has been resized.
-%% ---------------------------------------------------------------------
-
-configwin(Object, W, H) ->
- Dx = abs(W - gs:read(Object,width) - 4),
- Dy = abs(H - gs:read(Object,height) - 42),
- if
- Dx + Dy =/= 0 ->
- gs:config(Object,[{width,W - 4}]);
- true -> ok
- end.
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%% update/1, 3
-update(NoOfHidden) ->
- Str = lists:flatten(io_lib:format(?CPIDHIDDENTEXT++"~w",
- [NoOfHidden])),
- gse:config('Number Hidden', [{label, {text,Str}}]).
-
-update(Grid, ShowInfoR, NoOfHidden) ->
-
- %% We reverse the list because we want the processes to appear with
- %% the newest (=highest) pid first in the list.
- ShowInfo = lists:reverse(ShowInfoR),
-
- %% Set the length of the grid
- CGridline = length(ShowInfo) + 1,
- gs:config(Grid, [{rows, {1,CGridline}}]),
-
- %% Add the header line
- add_gridline(Grid,
- 1,
- {'Pid','Current Function','Name','Msgs','Reds','Size'},
- []),
-
- update(NoOfHidden),
-
- %% Recurse through the ordset of pids
- update_r(Grid, ShowInfo, 2).
-
-update_r(Grid, [], Row) ->
- delete_gridlines(Grid, Row);
-update_r(Grid, [{Pid,Func,Name,Msgs,Reds,Psize}|ShowInfo], Row) ->
- {M, F, A} = Func,
- FuncText = lists:flatten(io_lib:format("~w:~w/~w", [M, F, A])),
- add_gridline(Grid,
- Row,
- {Pid, FuncText, Name, Msgs, Reds, Psize},
- [{data,{pidfunc,Pid,Func}}]),
- update_r(Grid, ShowInfo, Row+1).
-
-add_gridline(Grid, Row, Tuple, LIOptSpec) ->
- {Pid, FuncText, Name, Msgs, Reds, Psize} = Tuple,
- LIOpt = [{click,true},
- {doubleclick,true},
- {fg, colour(Row)},
- {text,{1,Pid}},
- {text,{2,FuncText}},
- {text,{3,Name}},
- {text,{4,Msgs}},
- {text,{5,Reds}},
- {text,{6,Psize}} |LIOptSpec],
- case gs:read(Grid, {obj_at_row, Row}) of
- undefined ->
- gse:gridline(Grid,[{row, Row}|LIOpt]);
- GridLine ->
- gs:config(GridLine,LIOpt)
- end.
-
-delete_gridlines(Grid, Row) ->
- case gs:read(Grid, {obj_at_row, Row}) of
- undefined ->
- ok;
- GridLine ->
- gs:destroy(GridLine),
- delete_gridlines(Grid, Row+1)
- end.
-
-colour(1) ->
- ?HEADER_COLOUR;
-colour(_Row) ->
- ?UNSELECTED_COLOUR.
-
-%% Interchange colours between two rows
-change_colour(Grid, Row, Row) ->
- Gitem = gs:read(Grid, {obj_at_row,Row}),
- gs:config(Gitem, {fg,?SELECTED_COLOUR});
-change_colour(Grid, From, To) ->
- Gitem_to = gs:read(Grid, {obj_at_row,To}),
- Gitem_fr = gs:read(Grid, {obj_at_row,From}),
- gs:config(Gitem_to, {fg,?SELECTED_COLOUR}),
- gs:config(Gitem_fr, {fg,colour(From)}).
-
-%% --------------------------------------------------------------
-%% Create a title for the window
-%% Return: the title
-%% --------------------------------------------------------------
-
-title({module, Mod}) ->
- lists:flatten([io_lib:format("Pman: Module info ~p", [Mod])]);
-
-title({shell, Sh} ) ->
- lists:flatten([io_lib:format("Pman: Shell process ~p on ~p",
- [Sh,node(Sh)])]);
-
-title(Sh) ->
- lists:flatten([io_lib:format("Pman: Process ~p on ~p",
- [Sh, node(Sh)]),name(Sh)]).
-name(Pid) ->
- case pman_process:pinfo(Pid, registered_name) of
- undefined -> "";
- Name ->
- lists:flatten([io_lib:format("[~p]", [Name])])
- end.
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%% module_data/1 - %% Returns the module information for a
-%% module, on a format suitable to insert into a GS editor.
-%%
-%% Arguments:
-%% ModuleName The module
-%%
-%% Returns:
-%% A string with module information.
-%%
-
-module_data(ModuleName) ->
- vformat("", catch apply(ModuleName, module_info, [])).
-
-
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%% display/1 -
-%%
-
-display({_,Pid,_}) -> display(Pid);
-display({_,Pid}) -> display(Pid);
-display(Pid) when is_pid(Pid) ->
- case pman_process:pinfo(Pid) of
- undefined ->
- format('Process is dead~n',[]);
- Other ->
- proc_format(Other)
- end.
-
-%% --------------------------------------------------------------
-%% Format functions for the shell and help window.
-%% --------------------------------------------------------------
-
-vformat(Pad, {M,F,A}) when is_atom(F) ->
- Pad2 = lists:append(Pad,mkpad(io_lib:format("~w:~w",[M,F]))),
- lists:flatten([format("~p:~p", [M,F]),argformat(Pad2, A)]);
-
-vformat(Pad, [H|T]) ->
- kvformat(Pad, [H|T],"[");
-
-vformat(_Pad, X) -> format("~p~n", [X]).
-
-format(Format) -> format(Format, []).
-
-format(Format, Args) ->
- io_lib:format(Format, Args).
-
-
-kvformat(S, [Item],Buff) ->
- lists:reverse([format("\n~s~p]\n",[S,Item])|Buff]);
-
-kvformat(S,[H|T],Buff) ->
- kvformat(S,T,[format("\n~s~p, ",[S,H])|Buff]);
-
-kvformat(_,[],Buff) ->
- lists:reverse(["]\n"|Buff]).
-
-argformat(_Pad,A) when is_integer(A) ->
- format("/~p\n", [A]);
-argformat(_,A) ->
- lists:flatten([format("/~p\n", [length(A)]),
- format("args: \n"),
- argformat2(" ", A)]).
-
-argformat2(Pad, Arglist) ->
- Chars = lists:flatten(io_lib:format("~p",[Arglist])),
- if
- length(Chars) < (70 - length(Pad)) ->
- format("~s~s\n", [Pad, Chars]);
- true ->
- argformat3(Pad, Arglist)
- end.
-
-argformat3(_,[]) -> format("\n");
-argformat3(Pad, [H|T]) ->
- Chars = truncate(65,io_lib:format("~s~p",[Pad, H])),
- format("~s,\n", [Chars]),
- argformat3(Pad, T).
-
-pformat(false) -> [];
-pformat({value,{_, 0}}) -> [];
-pformat({value,{_, []}}) -> [];
-pformat({value, {Key, Vals}}) ->
- Pad = mkpad(io_lib:format("~p ",[Key])),
- format(lists:flatten(["~p: " ,vformat(Pad, Vals), "~n"]), [Key]).
-
-truncate(0, _Chars) -> ".....";
-truncate(I, [H|T]) -> [H|truncate(I-1, T)];
-truncate(_I, []) -> [].
-
-mkpad([_|T]) -> [32|mkpad(T)];
-mkpad([]) -> [].
-
-proc_format(Pi) -> %% process_info struct
- X1 = pformat(lists:keysearch(initial_call, 1, Pi)),
- X2 = pformat(lists:keysearch(current_function, 1,Pi)),
- X3 = pformat(lists:keysearch(messages, 1,Pi)),
- X4 = pformat(lists:keysearch(dictionary,1, Pi)),
- X5 = pformat(lists:keysearch(heap_size, 1,Pi)),
- X6 = pformat(lists:keysearch(stack_size, 1,Pi)),
- X7 = pformat(lists:keysearch(reductions, 1,Pi)),
- X8 = pformat(lists:keysearch(links, 1,Pi)),
- X9 = pformat(lists:keysearch(trap_exit, 1,Pi)),
- lists:flatten([X1, X2, X3, X4, X5,X6,X7,X8,X9]).
-
-
-%% Using the tool_utils function for presenting messages.
-dialog_window(GSParent, Text) ->
- spawn_link(tool_utils, notify, [GSParent, Text]).
-
-%% Create a window with a dismiss button.
-msg_win(Text) ->
- spawn_link(fun() -> display_msg_win(Text) end).
-
-display_msg_win(Text) ->
- GS = gs:start([{kernel,true}]),
- Font = font(GS),
- Win = gs:window(GS, [{width,200}, {height,75}, {destroy,true},
- {title,"Pman Message"}]),
- Can = gs:canvas(Win, [{width,200}, {height, 75},{x,0},{y,0}]),
- gs:text(Can, [{text,Text}, {coords,[{10,0}]}, {justify,center}]),
- Btn = gs:button(Win, [{label,{text,"Dismiss"}}, {font,Font},
- {width,100}, {x,50}, {y,40}]),
- gs:config(Win, {map,true}),
- receive
- {gs, Btn, click, _, _} ->
- ok
- end.
-
-%% Choose default font
-font() ->
- font(gs:start([{kernel,true}])).
-
-font(GS) ->
- case gs:read(GS, {choose_font, {screen,[],12}}) of
- Font when element(1, Font)==screen ->
- Font;
- _ ->
- gs:read(GS, {choose_font, {courier,[],12}})
- end.