Albrecht Schlosser schrieb:
> FLTK 1.3 has a new feature to remove widgets that are deleted from their 
> parent groups. If this happens in your program, then you should see that 
> there are some widgets missing.

Using FLTK 1.1.9 it is recommended to use Fl::delete_widget() for 
deleting a widget, not the C++ delete, because this might crash. If OP 
deletes a widget somewhere, he should replace the delete by 
delete_widget(). I don't think, that it is necessary to use FLTK 1.3 for 
deleting a widget. ;o)
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