Re: Strange artefacts around some objects in GTK application - is it the Intel driver to be blamed?

Thomas Lübking thomas.luebking at
Thu Nov 8 07:02:26 PST 2012

On Donnerstag, 8. November 2012 12:02:52 CEST, Łukasz Maśko wrote:
> But some time ago I've noticed some 
> strange artefacts around menus or hint boxes (the ones that 
> appear after you stop a mouse pointer on a button, for 
> instance). I've made a screenshot, so you can observe it 
> yourself:
> It happens in applications which use GTK (here it is Iceweasel, 
> but it's the same for instance in Chromium or Gimp). KDE 
> applications are free of this error. 

> I wonder, who is to be blamed here:

There's been a bug report against kwin where it turned out to be the QtCurve gtk+ style causes this (unlike the oxygen one), see


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