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Windows QPA: Pass ExcludeUserInputEvents to QWSI::flushWindowSystemEvents()

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User Input events flushed out by those calls have been observed
to cause crashes.

Task-number: QTBUG-39842
Change-Id: I950b80f2863def5b28e9fe46ef2b73aa6db2592f
Reviewed-by: Morten Johan Sørvig <morten.sorvig@qt.io>
This commit is contained in:
Friedemann Kleint 2016-06-03 12:29:47 +02:00
parent 29c6e39086
commit d12a284bbb
1 changed files with 5 additions and 5 deletions
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10
src/plugins/platforms/windows/qwindowswindow.cpp
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@ -1480,7 +1480,7 @@ void QWindowsWindow::handleGeometryChange()
QWindowSystemInterface::handleWindowScreenChanged(window(), newScreen->screen());
}
if (testFlag(SynchronousGeometryChangeEvent))
QWindowSystemInterface::flushWindowSystemEvents();
QWindowSystemInterface::flushWindowSystemEvents(QEventLoop::ExcludeUserInputEvents);
qCDebug(lcQpaEvents) << __FUNCTION__ << this << window() << m_data.geometry;
}
@ -1580,7 +1580,7 @@ bool QWindowsWindow::handleWmPaint(HWND hwnd, UINT message,
// Our tests depend on it.
fireExpose(QRegion(qrectFromRECT(ps.rcPaint)), true);
if (!QWindowsContext::instance()->asyncExpose())
QWindowSystemInterface::flushWindowSystemEvents();
QWindowSystemInterface::flushWindowSystemEvents(QEventLoop::ExcludeUserInputEvents);
EndPaint(hwnd, &ps);
return true;
@ -1644,7 +1644,7 @@ void QWindowsWindow::handleWindowStateChange(Qt::WindowState state)
switch (state) {
case Qt::WindowMinimized:
handleHidden();
QWindowSystemInterface::flushWindowSystemEvents(); // Tell QQuickWindow to stop rendering now.
QWindowSystemInterface::flushWindowSystemEvents(QEventLoop::ExcludeUserInputEvents); // Tell QQuickWindow to stop rendering now.
break;
case Qt::WindowMaximized:
case Qt::WindowFullScreen:
@ -1667,7 +1667,7 @@ void QWindowsWindow::handleWindowStateChange(Qt::WindowState state)
}
}
if (exposeEventsSent && !QWindowsContext::instance()->asyncExpose())
QWindowSystemInterface::flushWindowSystemEvents();
QWindowSystemInterface::flushWindowSystemEvents(QEventLoop::ExcludeUserInputEvents);
}
break;
default:
@ -1773,7 +1773,7 @@ void QWindowsWindow::setWindowState_sys(Qt::WindowState newState)
if (!wasSync)
clearFlag(SynchronousGeometryChangeEvent);
QWindowSystemInterface::handleGeometryChange(window(), r);
QWindowSystemInterface::flushWindowSystemEvents();
QWindowSystemInterface::flushWindowSystemEvents(QEventLoop::ExcludeUserInputEvents);
} else if (newState != Qt::WindowMinimized) {
// Restore saved state.
unsigned newStyle = m_savedStyle ? m_savedStyle : style();