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sanitize closed screenshot windows, ignore deleted

Browse source 
CCBUG: 288271
REVIEW: 103350
This commit is contained in:
Thomas Lübking 2011-12-07 15:04:11 +01:00
parent 49b63d052f
commit 0cbe297d84
2 changed files with 21 additions and 4 deletions
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22
effects/screenshot/screenshot.cpp
View file

@ -43,6 +43,7 @@ bool ScreenShotEffect::supported()
ScreenShotEffect::ScreenShotEffect()
: m_scheduledScreenshot(0)
{
connect ( effects, SIGNAL(windowClosed(EffectWindow*)), SLOT(windowClosed(EffectWindow*)) );
QDBusConnection::sessionBus().registerObject("/Screenshot", this, QDBusConnection::ExportScriptableContents);
QDBusConnection::sessionBus().registerService("org.kde.kwin.Screenshot");
}
@ -137,10 +138,15 @@ void ScreenShotEffect::screenshotWindowUnderCursor(int mask)
{
m_type = (ScreenShotType)mask;
const QPoint cursor = effects->cursorPos();
foreach (EffectWindow * w, effects->stackingOrder()) {
if (w->geometry().contains(cursor) && w->isOnCurrentDesktop() && !w->isMinimized()) {
m_scheduledScreenshot = w;
}
EffectWindowList order = effects->stackingOrder();
EffectWindowList::const_iterator it = order.constEnd(), first = order.constBegin();
while( it != first ) {
m_scheduledScreenshot = *(--it);
if (m_scheduledScreenshot->isOnCurrentDesktop() &&
!m_scheduledScreenshot->isMinimized() && !m_scheduledScreenshot->isDeleted() &&
m_scheduledScreenshot->geometry().contains(cursor))
break;
m_scheduledScreenshot = 0;
}
if (m_scheduledScreenshot) {
m_scheduledScreenshot->addRepaintFull();
@ -263,4 +269,12 @@ bool ScreenShotEffect::isActive() const
return m_scheduledScreenshot != NULL;
}
void ScreenShotEffect::windowClosed( EffectWindow* w )
{
if (w == m_scheduledScreenshot) {
m_scheduledScreenshot = NULL;
screenshotWindowUnderCursor(m_type);
}
}
} // namespace

3
effects/screenshot/screenshot.h
View file

@ -73,6 +73,9 @@ public Q_SLOTS:
Q_SIGNALS:
Q_SCRIPTABLE void screenshotCreated(qulonglong handle);
private slots:
void windowClosed( EffectWindow* w );
private:
void grabPointerImage(QImage& snapshot, int offsetx, int offsety);
QString blitScreenshot(const QRect &geometry);