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setup desktopgrid for screencount change

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prevents segfaults..

CCBUG: 326032

Forward port of 4fe7460e03f5cd4f64d85d20a6d85ce3a66f4ae8 from kde-workspace
This commit is contained in:
Thomas Lübking 2014-03-26 18:03:54 +01:00 committed by Martin Gräßlin
parent 00bb767291
commit 17ca566154
1 changed files with 8 additions and 3 deletions
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11
effects/desktopgrid/desktopgrid.cpp
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@ -79,6 +79,7 @@ DesktopGridEffect::DesktopGridEffect()
connect(effects, SIGNAL(windowDeleted(KWin::EffectWindow*)), this, SLOT(slotWindowDeleted(KWin::EffectWindow*)));
connect(effects, SIGNAL(numberDesktopsChanged(uint)), this, SLOT(slotNumberDesktopsChanged(uint)));
connect(effects, SIGNAL(windowGeometryShapeChanged(KWin::EffectWindow*,QRect)), this, SLOT(slotWindowGeometryShapeChanged(KWin::EffectWindow*,QRect)));
connect(effects, &EffectsHandler::numberScreensChanged, this, &DesktopGridEffect::setup);
// Load all other configuration details
reconfigure(ReconfigureAll);
@ -1060,9 +1061,13 @@ void DesktopGridEffect::setActive(bool active)
void DesktopGridEffect::setup()
{
keyboardGrab = effects->grabKeyboard(this);
effects->startMouseInterception(this, Qt::PointingHandCursor);
effects->setActiveFullScreenEffect(this);
if (!isActive())
return;
if (!keyboardGrab) {
keyboardGrab = effects->grabKeyboard(this);
effects->startMouseInterception(this, Qt::PointingHandCursor);
effects->setActiveFullScreenEffect(this);
}
setHighlightedDesktop(effects->currentDesktop());
// Soft highlighting