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xcb: Fix setting the alert state for a window

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Send a _NET_WM_STATE client message to the root window
instead of changing the window property.

Task-number: QTBUG-41310
Change-Id: I864af0158ec55796bb3cbc123469709b2be54ec8
Reviewed-by: Martin Gräßlin <mgraesslin@kde.org>
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>
This commit is contained in:
Alexander Volkov 2014-10-28 16:10:57 +04:00 committed by Shawn Rutledge
parent 3203601315
commit ad1ec8b57d
1 changed files with 3 additions and 6 deletions
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9
src/plugins/platforms/xcb/qxcbwindow.cpp
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@ -2380,13 +2380,10 @@ void QXcbWindow::setAlertState(bool enabled)
{
if (m_alertState == enabled)
return;
const NetWmStates oldState = netWmStates();
m_alertState = enabled;
if (enabled) {
setNetWmStates(oldState | NetWmStateDemandsAttention);
} else {
setNetWmStates(oldState & ~NetWmStateDemandsAttention);
}
changeNetWmState(enabled, atom(QXcbAtom::_NET_WM_STATE_DEMANDS_ATTENTION));
}
bool QXcbWindow::needsSync() const