[Qt-interest] transparent mainwindow and non transparent widget

[Ramesh]

Override the paint event of the window to which you want to make transparent
and perform the draw operation (i.e draw the transparent rect by setting the
opacity)..

-----Original Message-----
From: qt-interest-bounces at trolltech.com
[mailto:qt-interest-bounces at trolltech.com] On Behalf Of Bart Swinnen
Sent: Friday, July 09, 2010 11:59 AM
To: qt-interest at trolltech.com
Subject: Re: [Qt-interest] transparent mainwindow and non transparent widget

On 9/07/2010 7:49, Pritam Ghanghas wrote:
>
> By default most of the widgets are transparent. I mean their
> autoFillBackground property is false except for QMainWindows (native
> widgets I guess). if you want them non transparent you can set it to
> true with setAutoFillBackground().
>
> For making QMainWindow, I have always used
> setStyleSheet("background: transparent");
>
>

When using setStyleSheet("background: transparent");
It sets the background of the mainwindow to black on my WinXP.
Is there something else to set to have it transparent?
BTW: I'm using 4.7 beta2
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