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List:       kde-core-devel
Subject:    Re: Suspected KParts problem update
From:       Don Sanders <dsanders () cch ! com ! au>
Date:       2000-03-16 11:25:55
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On Thu, Mar 16, 2000 at 09:35:56PM +1100, Don Sanders wrote:
> > You guys awake yet? 
> Yes

Alas I've completely lost incoming email. Cutting and pasting this from 
kde-core-devel archives.

> > The suspected KParts bug (Konqueror and KMail crashing on 
> > exit) is still open right?
> No.

Aaah, you're too fast :-)

> Konqueror doesn't crash here - but I admit some workarounds for
> QLayout strange bugs (related to deletion) are in.

Yup a weird QLayout bug caused the status bar problem too. (removeWidget in 
qabstractlayout.cpp was behaving oddly)

> > Even without this delete statement m_widget is still deleted. 
> You mean, when the parent is deleted ?

Yes.

> The delete statement is very much needed here, in case the parent
> widget is NOT deleted (but just the part).
> It used to work fine... but relying on Qt accepting that
> we delete the object ourselves, even when the parent is deleted
> (first, probably)

Okay, so removing that delete statement isn't a viable workaround.


> > So this is very similar to the recent KStatusBar problem. I have reported 
> > that problem to Troll Tech so hopefully it will fix this KParts (or 
> > really  QT) bug too.

> So this _is_ a Qt bug, right ?

I believe so.

> It's still acceptable to delete a widget manually, even though the parent
> widget tries to delete it too ?

Yup.

> Thanks for having reported the bug to them.

Sure. The current snapshot of QT is something of a lemon in my opinion. (As 
well as this problem I'm experiencing the occasional spontaneous crash in 
KMail) I'm hoping a new snapshot comes out soonish.

Goodnight,
Don.

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