[PATCH] BUG: 182325 Crash in KDatePicker selectYearClicked()

Albert Astals Cid aacid at kde.org
Fri Apr 10 16:14:29 BST 2009

A Friday, 10 of April de 2009, Christoph Feck va escriure:
> Hello,
> Commit r834444 tried to fix the outside click issue using WA_DeleteOnClose.
> The problem is that clicking outside of the year popup causes the widget to
> be deleted without leaving the event loop. Then later when the application
> exits, the KPopupFrame::exec() calls hide() on the already deleted widget.
> (To reproduce the crash, open systemsettings -> Date&Time, click on the
> year, click outside the year field that pops up, then close
> systemsettings.)
> This patch reverts r834444 and tries to fix it the right way.
> I am posting this for review because of two reasons:
> 1) Not sure if adding the hideEvent() handler to KPopupFrame is binary
> compatible. AFAICT only recompiled subclasses benefit from the fix.

It is _not_ binary compatible, you can try using a private event filter in 

> 2) The source somehow mentions[1] that KPopupFrame is used in multiple code
> places, but I was not able to find any other location that would need a
> similar fix. Anyone in the know? (note [1]: kdatetable.cpp, line 832)



> Thanks,
> Christoph Feck (kdepepo)

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