Review Request: make folderview icons translucent if composite is enabled

[Thomas Lübking]

> On May 29, 2011, 1:05 p.m., Thomas Lübking wrote:
> > Not sure wheher it's really worth it (though using ARGB over XShape might actually bring better performance) but I assume the style (oxygen) can deal this more efficiently (via polishment) and also globally (not only for the folderview plasmoid but _all_ Qt icon drags)
> > Gonna try and send Hugo a "patch" if it works.

Yes, is. As trivial as
if (widget->testAttribute(Qt::WA_X11NetWmWindowTypeDND) && FX::compositingActive()) // uses KWindowSystem, FX is bespin
{
   widget->setAttribute(Qt::WA_TranslucentBackground);
   widget->clearMask();
}


- Thomas


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On May 28, 2011, 8:57 p.m., Mathias Stephan Panzenböck wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> http://git.reviewboard.kde.org/r/101463/
> -----------------------------------------------------------
> 
> (Updated May 28, 2011, 8:57 p.m.)
> 
> 
> Review request for KDE Base Apps.
> 
> 
> Summary
> -------
> 
> This patch makes dragged folderview icons translucent if composite is enabled. It is a kinda hack that uses an event filter to find Qt's D'n'D window, clears any mask on it and sets the Qt::WA_TranslucentBackground attribute. I use it day to day and it works fine.
> 
> The proper place to fix this would be in Qt, but they wrongfully marked the bug report as invalid, because they think X11 does not support translucent windows:
> http://bugreports.qt.nokia.com/browse/QTBUG-8519
> 
> 
> This addresses bug 256475.
>     http://bugs.kde.org/show_bug.cgi?id=256475
> 
> 
> Diffs
> -----
> 
>   plasma/applets/folderview/iconview.h 4d736c5 
>   plasma/applets/folderview/iconview.cpp 206aff7 
> 
> Diff: http://git.reviewboard.kde.org/r/101463/diff
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Mathias Stephan
> 
>

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