wx: Update examples so they work with both wxWidgets 2.8 and 2.9

6 files changed, 51 insertions, 56 deletions

diff --git a/lib/wx/examples/demo/demo.erl b/lib/wx/examples/demo/demo.erl
index 61e71af021..b0802a5c32 100644
--- a/lib/wx/examples/demo/demo.erl
+++ b/lib/wx/examples/demo/demo.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2009-2011. All Rights Reserved.
+%% Copyright Ericsson AB 2009-2012. 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
@@ -78,6 +78,7 @@ init(Options) ->
     wxFrame:setMenuBar(Frame,MB),
 
     wxFrame:connect(Frame, command_menu_selected),
+    wxFrame:connect(Frame, close_window),
 
     _SB = wxFrame:createStatusBar(Frame,[]),
     
@@ -179,6 +180,8 @@ create_subwindow(Parent, BoxLabel, Funs) ->
 %% Handled as in normal gen_server callbacks
 handle_info({'EXIT',_, wx_deleted}, State) ->
     {noreply,State};
+handle_info({'EXIT',_, shutdown}, State) ->
+    {noreply,State};
 handle_info({'EXIT',_, normal}, State) ->
     {noreply,State};
 handle_info(Msg, State) ->
@@ -197,13 +200,13 @@ handle_cast(Msg, State) ->
 handle_event(#wx{event=#wxCommand{type=command_listbox_selected, cmdString=Ex}}, 
 	     State = #state{demo={_,DemoSz}, example=Example, code=Code}) ->
     case Ex of
-	[] -> 
+	[] ->
 	    {noreply, State};
 	_  ->
 	    wxSizer:detach(DemoSz, Example),
-	    wxWindow:destroy(Example),
+	    exit(wx_object:get_pid(Example), shutdown),
 	    unload_code(Code),
-	    NewExample = load_example(Ex, State), 
+	    NewExample = load_example(Ex, State),
 	    wxSizer:add(DemoSz, NewExample, [{proportion,1}, {flag, ?wxEXPAND}]),
 	    wxSizer:layout(DemoSz),
 	    {noreply, State#state{example=NewExample}}
@@ -247,9 +250,10 @@ handle_event(#wx{id = Id,
 							    ?wxICON_INFORMATION bor
 							    ?wxSTAY_ON_TOP},
 							   {caption, "About"}])),
-	    {noreply, State};		    
+	    {noreply, State};
 	?wxID_EXIT ->
-	    wx_object:get_pid(State#state.example) ! stop,
+	    exit(wx_object:get_pid(State#state.example), shutdown),
+	    timer:sleep(100), %% Give the example process some time to cleanup.
 	    {stop, normal, State};
 	_ ->
 	    {noreply, State}
@@ -266,8 +270,8 @@ code_change(_, _, State) ->
     {stop, not_yet_implemented, State}.
 
 terminate(_Reason, State) ->
-    wx_object:get_pid(State#state.example) ! stop,
-    timer:sleep(200), %% Give the example process some time to cleanup.
+    exit(wx_object:get_pid(State#state.example), shutdown),
+    timer:sleep(100), %% Give the example process some time to cleanup.
     wx:destroy().
 
 %%%%%%%%%%%%%%%%% Internals %%%%%%%%%%
diff --git a/lib/wx/examples/demo/ex_aui.erl b/lib/wx/examples/demo/ex_aui.erl
index 50f077638d..dc7416a116 100644
--- a/lib/wx/examples/demo/ex_aui.erl
+++ b/lib/wx/examples/demo/ex_aui.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2009-2011. All Rights Reserved.
+%% Copyright Ericsson AB 2009-2012. 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
@@ -32,7 +32,8 @@
 -record(state, 
 	{
 	  parent,
-	  config
+	  config,
+	  aui
 	}).
 
 start(Config) ->
@@ -47,12 +48,10 @@ init(Config) ->
 do_init(Config) ->
     Parent = proplists:get_value(parent, Config),  
     Panel = wxPanel:new(Parent, []),
-
     %% Setup sizers
     MainSizer = wxBoxSizer:new(?wxVERTICAL),
 
-    Manager = wxAuiManager:new([{managed_wnd, Panel}
-				]),
+    Manager = wxAuiManager:new([{managed_wnd, Panel}]),
 
     Pane = ?pi:new(),
     ?pi:closeButton(Pane),
@@ -79,8 +78,8 @@ do_init(Config) ->
     wxAuiManager:connect(Manager, aui_pane_button, [{skip,true}]),
     wxAuiManager:connect(Manager, aui_pane_maximize, [{skip,true}]),
     wxAuiManager:update(Manager),
-
-    {Panel, #state{parent=Panel, config=Config}}.
+    process_flag(trap_exit, true),
+    {Panel, #state{parent=Panel, config=Config, aui=Manager}}.
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %% Callbacks handled as normal gen_server callbacks
@@ -134,11 +133,13 @@ handle_event(Ev = #wx{}, State) ->
     io:format("~p\n", [Ev]),
     {noreply, State}.
 
-
 code_change(_, _, State) ->
     {stop, ignore, State}.
 
-terminate(_Reason, _State) ->
+terminate(_Reason, #state{aui=Manager, parent=Panel}) ->
+    wxAuiManager:unInit(Manager),
+    wxAuiManager:destroy(Manager),
+    wxPanel:destroy(Panel),
     ok.
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
diff --git a/lib/wx/examples/demo/ex_canvas_paint.erl b/lib/wx/examples/demo/ex_canvas_paint.erl
index 9bc083766a..17c7ad9cac 100644
--- a/lib/wx/examples/demo/ex_canvas_paint.erl
+++ b/lib/wx/examples/demo/ex_canvas_paint.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2009-2011. All Rights Reserved.
+%% Copyright Ericsson AB 2009-2012. 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
@@ -239,14 +239,17 @@ draw(Canvas, Bitmap, Fun) ->
     wxMemoryDC:destroy(MemoryDC).
 
 redraw(DC, Bitmap) ->
-    MemoryDC = wxMemoryDC:new(Bitmap),
-
-    wxDC:blit(DC, {0,0},
-	      {wxBitmap:getWidth(Bitmap), wxBitmap:getHeight(Bitmap)},
-	      MemoryDC, {0,0}),
+    try
+	MemoryDC = wxMemoryDC:new(Bitmap),
 
-    wxMemoryDC:destroy(MemoryDC).
+	wxDC:blit(DC, {0,0},
+		  {wxBitmap:getWidth(Bitmap), wxBitmap:getHeight(Bitmap)},
+		  MemoryDC, {0,0}),
 
+	wxMemoryDC:destroy(MemoryDC)
+    catch error:{{badarg,_},_} -> %% Bitmap have been deleted
+	    ok
+    end.
 
-getPageInfo(_This) -> 
+getPageInfo(_This) ->
     {1,1,1,1}.
diff --git a/lib/wx/examples/demo/ex_gl.erl b/lib/wx/examples/demo/ex_gl.erl
index 72dad2cf9d..501aed8feb 100644
--- a/lib/wx/examples/demo/ex_gl.erl
+++ b/lib/wx/examples/demo/ex_gl.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2009-2011. All Rights Reserved.
+%% Copyright Ericsson AB 2009-2012. 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
@@ -67,7 +67,7 @@ do_init(Config) ->
 			      ?WX_GL_DEPTH_SIZE,24,0]}],
     Canvas = wxGLCanvas:new(Panel,Opts ++ GLAttrib),
     wxGLCanvas:connect(Canvas, size),
-
+    %% Demo window is already shown so we can setCurrent directly
     wxGLCanvas:setCurrent(Canvas),
     Image   = wxImage:scale(wxImage:new("image.jpg"), 128,128),
     GL = setup_gl(Canvas,Image),
diff --git a/lib/wx/examples/demo/ex_graphicsContext.erl b/lib/wx/examples/demo/ex_graphicsContext.erl
index c356500d99..15492ecc66 100644
--- a/lib/wx/examples/demo/ex_graphicsContext.erl
+++ b/lib/wx/examples/demo/ex_graphicsContext.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2009-2011. All Rights Reserved.
+%% Copyright Ericsson AB 2009-2012. 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
@@ -58,7 +58,7 @@ do_init(Config) ->
 
     Win = wxPanel:new(Panel, []),
     Pen = wxPen:new(),
-    Brush = wxBrush:new(?wxBLACK),
+    Brush = wxBrush:new({30, 175, 23, 127}),
     Font = wxFont:new(),
     wxFont:setWeight(Font, ?wxBOLD),
 
@@ -112,36 +112,27 @@ terminate(_Reason, _State) ->
 %% Local functions
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
-draw(Win, Pen0, _Brush0, Font0) ->
+draw(Win, Pen, Brush, Font0) ->
     try
 	Canvas = wxGraphicsContext:create(Win),
-	Pen    = wxGraphicsContext:createPen(Canvas, Pen0),
 	wxGraphicsContext:setPen(Canvas, Pen),
-	Brush = wxGraphicsContext:createLinearGradientBrush(Canvas, 0.0,0.0, 30.0,30.0,
-							    {200,50,50,50},
-							    {200,50,50,200}),
 	wxGraphicsContext:setBrush(Canvas, Brush),
 	Font  = wxGraphicsContext:createFont(Canvas, Font0),
 	wxGraphicsContext:setFont(Canvas, Font),
 	
 	wxGraphicsContext:drawRoundedRectangle(Canvas, 35.0,35.0, 100.0, 50.0, 10.0),
-	wxGraphicsContext:drawText(Canvas, "Welcome", 60.0, 55.0),
+	wxGraphicsContext:drawText(Canvas, "This text should be antialised", 60.0, 55.0),
 	Path = wxGraphicsContext:createPath(Canvas),
 	wxGraphicsPath:addCircle(Path, 0.0, 0.0, 40.0),
 	wxGraphicsPath:closeSubpath(Path),
-	wxGraphicsContext:translate(Canvas, 100.0, 100.0),
-
-	Brush2 = wxGraphicsContext:createLinearGradientBrush(Canvas, 0.0,0.0, 30.0,30.0,
-							     {50,200,50,50},
-							     {50,50,200,50}),
-	wxGraphicsContext:setBrush(Canvas, Brush2),
+	wxGraphicsContext:translate(Canvas, 100.0, 250.0),
 	
-	F = fun(_) ->
+	F = fun(N) ->
 		    wxGraphicsContext:scale(Canvas, 1.1, 1.1),
-		    wxGraphicsContext:translate(Canvas, 3.0,3.0),
+		    wxGraphicsContext:translate(Canvas, 15.0,-1.0*N),
 		    wxGraphicsContext:drawPath(Canvas, Path)
 	    end,
-	wx:foreach(F, lists:seq(1,5)),
+	wx:foreach(F, lists:seq(1,10)),
 	ok
     catch _:{not_supported, _} ->
 	    Err = "wxGraphicsContext not available in this build of wxwidgets",
diff --git a/lib/wx/examples/demo/ex_textCtrl.erl b/lib/wx/examples/demo/ex_textCtrl.erl
index d82884f30b..3eadb2bd8f 100644
--- a/lib/wx/examples/demo/ex_textCtrl.erl
+++ b/lib/wx/examples/demo/ex_textCtrl.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2009-2011. All Rights Reserved.
+%% Copyright Ericsson AB 2009-2012. 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
@@ -51,27 +51,23 @@ do_init(Config) ->
     Sizer3 = wxStaticBoxSizer:new(?wxVERTICAL, Panel, 
 				  [{label, "wxTextCtrl multiline"}]),
 
-    TextCtrl = wxTextCtrl:new(Panel, 1, [{value, "This is a single line wxTextCtrl"},
+    TextCtrl  = wxTextCtrl:new(Panel, 1, [{value, "This is a single line wxTextCtrl"},
 					 {style, ?wxDEFAULT}]),
     TextCtrl2 = wxTextCtrl:new(Panel, 2, [{value, "password"},
-					 {style, ?wxDEFAULT bor
-					   	  ?wxTE_PASSWORD}]),
-    TextCtrl3 = wxTextCtrl:new(Panel, 3, [{value, "This is a\n"
-					   	  "multiline\n"
-					   	  "wxTextCtrl"},
-					 {style, ?wxDEFAULT bor
-					   	  ?wxTE_MULTILINE}]),
+					  {style, ?wxDEFAULT bor ?wxTE_PASSWORD}]),
+    TextCtrl3 = wxTextCtrl:new(Panel, 3, [{value, "This is a\nmultiline\nwxTextCtrl"},
+					  {style, ?wxDEFAULT bor ?wxTE_MULTILINE}]),
 
     %% Add to sizers
-    wxSizer:add(Sizer, TextCtrl, [{flag, ?wxEXPAND}]),
+    wxSizer:add(Sizer, TextCtrl,  [{flag, ?wxEXPAND}]),
     wxSizer:add(Sizer2, TextCtrl2, []),
-    wxSizer:add(Sizer3, TextCtrl3, [{flag, ?wxEXPAND}]),
+    wxSizer:add(Sizer3, TextCtrl3, [{flag, ?wxEXPAND}, {proportion, 1}]),
 
     wxSizer:add(MainSizer, Sizer,  [{flag, ?wxEXPAND}]),
     wxSizer:addSpacer(MainSizer, 10),
     wxSizer:add(MainSizer, Sizer2, [{flag, ?wxEXPAND}]),
     wxSizer:addSpacer(MainSizer, 10),
-    wxSizer:add(MainSizer, Sizer3, [{flag, ?wxEXPAND}]),
+    wxSizer:add(MainSizer, Sizer3, [{flag, ?wxEXPAND}, {proportion, 1}]),
 
     wxPanel:setSizer(Panel, MainSizer),
     {Panel, #state{parent=Panel, config=Config}}.