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You'll need a drawable, clients will require XInitThreads if that is accessed from a different than the GUI thread, but it might be possible to use an internal Window and move the QObject to the GUI thread on construction. src/kwindowsystem_x11.cpp <https://git.reviewboard.kde.org/r/116787/#comment37245> QWidget::winId() src/kwindowsystem_x11.cpp <https://git.reviewboard.kde.org/r/116787/#comment37246> QWidget::winId() - Thomas Lübking On March 13, 2014, 6:44 p.m., Aaron J. Seigo wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://git.reviewboard.kde.org/r/116787/ > ----------------------------------------------------------- > > (Updated March 13, 2014, 6:44 p.m.) > > > Review request for KDE Frameworks, kwin and Martin Gräßlin. > > > Repository: kwindowsystem > > > Description > ------- > > When using KWindowInfo from a thread other than the main application thread, > the application fails on an assert triggered by creating a QWidget in another > thread. This is due to NETEventFilter being a QWidget. This patch addresses > the issue by using a QObject to create the NETEventFilter, which is itself > first moved to the main application thread. > > > Diffs > ----- > > src/kwindowsystem_p_x11.h 75f3028 > src/kwindowsystem_x11.cpp 95c396b > > Diff: https://git.reviewboard.kde.org/r/116787/diff/ > > > Testing > ------- > > Used in the Sprinter Windows plugin and works lovely to find desktops, > windows, etc. > > > Thanks, > > Aaron J. Seigo > >
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