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preload only after the containment emitted uiReadyChanged

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this way we are sure not to delay the panel load
This commit is contained in:
Marco Martin 2018-03-20 12:43:45 +01:00
parent a525489d5d
commit e3c5417799
1 changed files with 21 additions and 16 deletions
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37
src/plasmaquick/appletquickitem.cpp
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@ -678,24 +678,29 @@ void AppletQuickItem::init()
return; return;
} }
if (d->s_preloadPolicy >= AppletQuickItemPrivate::Adaptive) { if (!d->applet->isContainment() && d->applet->containment()) {
const int preloadWeight = d->preloadWeight(); connect(d->applet->containment(), &Plasma::Containment::uiReadyChanged,
qCInfo(LOG_PLASMAQUICK) << "New Applet " << d->applet->title() << "with a weight of" << preloadWeight; this, [this](bool uiReady) {
if (uiReady && d->s_preloadPolicy >= AppletQuickItemPrivate::Adaptive) {
const int preloadWeight = d->preloadWeight();
qCInfo(LOG_PLASMAQUICK) << "New Applet " << d->applet->title() << "with a weight of" << preloadWeight;
//don't preload applets less then a certain weigth //don't preload applets less then a certain weigth
if (d->s_preloadPolicy >= AppletQuickItemPrivate::Aggressive || preloadWeight >= AppletQuickItemPrivate::DelayedPreloadWeight) { if (d->s_preloadPolicy >= AppletQuickItemPrivate::Aggressive || preloadWeight >= AppletQuickItemPrivate::DelayedPreloadWeight) {
//spread the creation over a random delay to make it look //spread the creation over a random delay to make it look
//plasma started already, and load the popup in the background //plasma started already, and load the popup in the background
//without big noticeable freezes, the bigger the weight the smaller is likely //without big noticeable freezes, the bigger the weight the smaller is likely
//to be the delay, smaller minimum walue, smaller spread //to be the delay, smaller minimum walue, smaller spread
const int min = (100 - preloadWeight) * 20; const int min = (100 - preloadWeight) * 20;
const int max = (100 - preloadWeight) * 100; const int max = (100 - preloadWeight) * 100;
const int delay = qrand() % ((max + 1) - min) + min; const int delay = qrand() % ((max + 1) - min) + min;
QTimer::singleShot(delay, this, [this, delay]() { QTimer::singleShot(delay, this, [this, delay]() {
qCInfo(LOG_PLASMAQUICK) << "Delayed preload of " << d->applet->title() << "after" << (qreal)delay/1000 << "seconds"; qCInfo(LOG_PLASMAQUICK) << "Delayed preload of " << d->applet->title() << "after" << (qreal)delay/1000 << "seconds";
d->preloadForExpansion(); d->preloadForExpansion();
});
}
}
}); });
}
} }
} }