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List:       kde-devel
Subject:    RE: Newbie question
From:       "Martin Welch" <martin () welch ! eclipse ! co ! uk>
Date:       2004-04-19 21:23:47
Message-ID: GIEKKMAAMELBNKEJJKHGGEOPCMAA.martin () welch ! eclipse ! co ! uk
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>> No, it creates the window, widget are created hidden but fully
functional.

I stand corrected. Thanks.

Martin

-----Original Message-----
From: Kevin Krammer [mailto:kevin.krammer@gmx.at]
Sent: 16 April 2004 18:12
To: kde-devel@mail.kde.org
Subject: Re: Newbie question


On Friday 16 April 2004 18:54, Martin Welch wrote:
> >>Yes.  It's sounding like you need to subclass KMainWindow.  Your
>
> subclass's constructor
>
> >>corresponds to WM_CREATE, as will the constructor of any QWidget
>
> subclasses you make.
>
> No. The c-tor constructs the object, not the underlying window:

No, it creates the window, widget are created hidden but fully functional.


> >>along with other things.  If you need to process something just before
> >> the window is shown, override polish().
>
> Ahhh. That's what I was after. Thanks.

You could also look at showEvent()

> >>As far as destruction goes, there are several ways of doing it.
> >>Overriding the destructor, handling closeEvent(), connecting
> >>lastWindowClosed() (from KApplication, IIRC), etc.
>
> The d-tor is too late. closeEvent is too early and can be used to cancel
> the close. I need an event or method where the window is about to be
> unconditionally destroyed, not the object. In fact, the opposite of
polish.

The window is destroyed when the object is. i.e. the window exists until its
destructor is invoked

Cheers,
Kevin

--
Kevin Krammer <kevin.krammer@gmx.at>
Qt/KDE Developer, Debian User
www.mrunix.de - Unix/Linux programming forum
www.qtforum.org - Qt programming forum

 
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