Review Request: Fix scrolling with mouse (without wheel) in krunner

[Jacopo De Simoi]

On Wednesday 08 July 2009 23:49:43 Aaron J. Seigo wrote:
> On Wednesday 08 July 2009, Jacopo De Simoi wrote:
> > On Wednesday 08 July 2009 19:41:30 Aaron J. Seigo wrote:
> > > On Wednesday 08 July 2009, you wrote:
> > > > QPainter from paintEvent.. here is the result:
> > > > http://imagebin.ca/view/TFWmBq.html
> > >
> > > to be clear, the problem we're seeing in that screenshot is what exactly?
> > > the colouring of the fade out or the positioning of it?
> >
> > The problem is that the dialog itself becomes transparent, and fades into
> > the desktop; it's like there's a hole in the dialog, whereas we would like
> > that just  the items become transparent and fade into the background of the
> > dialog, as we manage to have if we let QGV::render paint items on a pixmap
> > and then put a gradient on it before drawing it using the painter...
> 
> perhaps you are using the wrong compositing setting when painting? it sounds 
> like you aren't blending it with the contents but rather doing sth like 
> QPainter::CompositionMode_Source?
I'm using  destinationIn, basically I copied from your piece of code for the items, 
however I'll check with other CompositionModes

> 
>