On 02/26/12 05:17, Albrecht Schlosser wrote:
> On 26.02.2012 04:21, Larry Finger wrote:
>> I am having a problem with my program on OS X 10.4 on a PowerBook G4
>> Titanium.
>>
>> A screenshot of the program is at http://lwfinger.com/screen1.jpg. When the
>> window is moved, most of the widgets on the left-hand side of the screen
>> disappear as shown in http://lwfinger.com/screen2.jpg. The problem seems to
>> be worse when top menus are implemented with Fl_Sys_Menu_Bar than when
>> Fl_Menu_Bar is used. Minimizing the window and restoring it or pressing the
>> Command key brings the missing material back. The program also runs on Linux
>> and Windows. This problem is not seen there.
>>
>> I suspect that I am missing a redraw() call somewhere, but I have not been
>> able to see the problem.
>
> If this is a bug in your program, then I could imagine that
> your groups are incorrectly nested. Check all coordinates and
> see whether the outer group(s) contain all their inner groups
> and/or widgets (check their widths and heights).
Yes, this behavior sounds very much like widgets being positioned
outside their parent's xywh bounds.
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