[wx-dev] SetShape from trunk crashes under Leopard, was Re: [wx-dev] wxMac: URefCon not defined

Tue Feb 12 02:39:44 PST 2008

Hi Steven 

with you patch I crash as well, so everything is fine, reproducible, I'm out
hunting ...

Best,

stefan

On 2/12/08 10:47 AM, "Steven Van Ingelgem" <steven at vaningelgem.be> wrote:

> I installed the newest update (10.5.2) from the Software Update menu,
> but that didn't seem to help (at least not for my program). The shaped
> sample compiles & runs fine now (I can start it and it doesn't crash,
> but I'm working via SSH, so I can't see if it runs ok of course :) -
> I'll see tonight when I get home).
> 
> $ xcodeindex -version
> Component versions: DevToolsCore-921.0; DevToolsSupport-893.0
> 
> $ xcode-select -version
> xcode-select version 895.
> 
> $ xcodebuild -version
> Component versions: DevToolsCore-921.0; DevToolsSupport-893.0
> 
> 
> 
> As for the crash: please check the backtrace. There you see it still
> crashes in the SetShape() call.
> 
> 
> Index: shaped.cpp
> ===================================================================
> --- shaped.cpp (revision 51732)
> +++ shaped.cpp (working copy)
> @@ -256,6 +256,8 @@
>      SetMenuBar(mbar);
> 
>      Show();
> +    ShapedFrame *shapedFrame = new ShapedFrame(this);
> +    shapedFrame->Show(true);
>  }
> 
>  void MainFrame::OnShowShaped(wxCommandEvent& WXUNUSED(event))
> 
> 
> This should immediately show the shaped window, but it also crashes:
> 
> (gdb) bt
> #0  0x93f5d9d3 in OffsetRgn ()
> #1  0x0007fa7b in wxShapedMacWindowStructureRegion (window=0x84a370,
> rgn=0x758490) at
> /Users/steven/wxWidgets/src/mac/carbon/toplevel.cpp:1872
> #2  0x0007fadb in wxShapedMacWindowGetRegion (window=0x84a370,
> param=-1073746262) at
> /Users/steven/wxWidgets/src/mac/carbon/toplevel.cpp:1887
> #3  0x0007fbf0 in wxShapedMacWindowDef (window=0x84a370, message=8,
> param=-1073746262) at
> /Users/steven/wxWidgets/src/mac/carbon/toplevel.cpp:1936
> #4  0x91faee10 in DispatchToWDEF ()
> #5  0x91faecbb in ClassicWDEFAdapter::EventHandler ()
> #6  0x91e2bfc3 in DispatchEventToHandlers ()
> #7  0x91e2b3fd in SendEventToEventTargetInternal ()
> #8  0x91e2b262 in SendEventToEventTargetWithOptions ()
> #9  0x91e4336b in CopyWindowDefinitionShapeMutable ()
> #10 0x91e43058 in FetchRegions ()
> #11 0x91e428cd in CalculateWindowRegions ()
> #12 0x920f26c7 in WindowData::ReshapeAndPaint ()
> #13 0x91fb49b4 in ReshapeCustomWindow ()
> #14 0x0007f8ee in wxTopLevelWindowMac::SetShape (this=0x1038e00,
> region=@0xbffff5a0) at
> /Users/steven/wxWidgets/src/mac/carbon/toplevel.cpp:1803
> #15 0x000828b0 in wxTopLevelWindowMac::DoMacCreateRealWindow
> (this=0x1038e00, parent=0x101ee00, title=@0xbffff730, pos=@0x440688,
> size=@0xbffff728, style=33587218, name=@0xbffff718) at
> /Users/steven/wxWidgets/src/mac/carbon/toplevel.cpp:1260
> #16 0x00082a4d in wxTopLevelWindowMac::Create (this=0x1038e00,
> parent=0x101ee00, id=-1, title=@0xbffff730, pos=@0x440688,
> size=@0xbffff728, style=33587218, name=@0xbffff718) at
> /Users/steven/wxWidgets/src/mac/carbon/toplevel.cpp:889
> #17 0x0003b309 in wxFrame::Create (this=0x1038e00, parent=0x101ee00,
> id=-1, title=@0xbffff730, pos=@0x440688, size=@0xbffff728,
> style=33587218, name=@0xbffff718) at
> /Users/steven/wxWidgets/src/mac/carbon/frame.cpp:61
> #18 0x00005fb2 in wxFrame::wxFrame (this=0x1038e00, parent=0x101ee00,
> id=-1, title=@0xbffff730, pos=@0x440688, size=@0xbffff728,
> style=33587218, name=@0xbffff718) at frame.h:41
> #19 0x00003975 in ShapedFrame::ShapedFrame (this=0x1038e00,
> parent=0x101ee00) at
> /Users/steven/wxWidgets/samples/shaped/shaped.cpp:315
> #20 0x00003b8a in ShapedFrame::ShapedFrame (this=0x1038e00,
> parent=0x101ee00) at
> /Users/steven/wxWidgets/samples/shaped/shaped.cpp:329
> #21 0x000043fa in MainFrame::MainFrame (this=0x101ee00) at
> /Users/steven/wxWidgets/samples/shaped/shaped.cpp:260
> #22 0x0000448b in MainFrame::MainFrame (this=0x101ee00) at
> /Users/steven/wxWidgets/samples/shaped/shaped.cpp:263
> #23 0x000044cf in MyApp::OnInit (this=0x816e20) at
> /Users/steven/wxWidgets/samples/shaped/shaped.cpp:221
> #24 0x000051de in wxAppConsoleBase::CallOnInit (this=0x816e20) at app.h:77
> #25 0x001c27e2 in wxEntry (argc=@0x44b638, argv=0x816d80) at
> /Users/steven/wxWidgets/src/common/init.cpp:444
> #26 0x001c2ab8 in wxEntry (argc=@0xbffffa10, argv=0xbffffa6c) at
> /Users/steven/wxWidgets/src/common/init.cpp:472
> #27 0x0000326c in main (argc=1, argv=0xbffffa6c) at
> /Users/steven/wxWidgets/samples/shaped/shaped.cpp:211
> 
> 
> 
> 
> 
> On 12/02/2008, Stefan Csomor <csomor at advancedconcepts.ch> wrote:
>> Hi Steven
>> 
>> because 2.8 still has a lot of old quickdraw code that is used, at many
>> places, even if you set the core_graphics to 1. And in trunk I've almost
>> completely removed all that code, tried to bring as much of the code as
>> possible to the latest APIs.
>> 
>> btw the shape in my builds does show an draw-offset problem, but it doesn't
>> crash.
>> 
>> There were also other redraw artifacts in drag&drop where the 'window
>> highlight frame' was drawn at completely wrong places on the desktop. And I
>> couldn't reproduce these anymore on 10.5.2.
>> 
>> Thanks,
>> 
>> Stefan
>> 
>> 
>> On 2/12/08 7:51 AM, "Steven Van Ingelgem" <steven at vaningelgem.be> wrote:
>> 
>>> Sure, but I was wondering why WX_2_8_BRANCH works fine, and trunk
>>> crashes (with the same Xcode version)?
>>> 
>>> On 12/02/2008, Stefan Csomor <csomor at advancedconcepts.ch> wrote:
>>>> Hi Steven
>>>> 
>>>> C31 has become the official release for 10.5.2
>>>> 
>>>> could you please retest after upgrading
>>>> 
>>>> Thanks,
>>>> 
>>>> Stefan
>>> 
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>> 
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>> 
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>> 
>> 
>> 
>> 
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