QQuickLoader::~QQuickLoader()
{
Q_D(QQuickLoader);
if (d->item) {
QQuickItemPrivate *p = QQuickItemPrivate::get(d->item);
p->removeItemChangeListener(d, watchedChanges);
}
}
void QQuickLoader::setActive(bool newVal)
{
Q_D(QQuickLoader);
if (d->active == newVal)
return;
d->active = newVal;
if (newVal == true) {
if (d->loadingFromSource) {
loadFromSource();
} else {
loadFromSourceComponent();
}
} else {
// cancel any current incubation
if (d->incubator) {
d->incubator->clear();
delete d->itemContext;
d->itemContext = 0;
}
if (d->item) {
QQuickItemPrivate *p = QQuickItemPrivate::get(d->item);
p->removeItemChangeListener(d, watchedChanges);
// We can't delete immediately because our item may have triggered
// the Loader to load a different item.
d->item->setParentItem(0);
d->item->setVisible(false);
d->item = 0;
}
if (d->object) {
d->object->deleteLater();
d->object = 0;
emit itemChanged();
}
emit statusChanged();
}
emit activeChanged();
}
void QQuickLoaderPrivate::clear()
{
Q_Q(QQuickLoader);
disposeInitialPropertyValues();
if (incubator)
incubator->clear();
delete itemContext;
itemContext = 0;
if (loadingFromSource && component) {
// disconnect since we deleteLater
QObject::disconnect(component, SIGNAL(statusChanged(QQmlComponent::Status)),
q, SLOT(_q_sourceLoaded()));
QObject::disconnect(component, SIGNAL(progressChanged(qreal)),
q, SIGNAL(progressChanged()));
component->deleteLater();
component = 0;
}
componentStrongReference.clear();
source = QUrl();
if (item) {
QQuickItemPrivate *p = QQuickItemPrivate::get(item);
p->removeItemChangeListener(this, watchedChanges);
// We can't delete immediately because our item may have triggered
// the Loader to load a different item.
item->setParentItem(0);
item->setVisible(false);
item = 0;
}
if (object) {
object->deleteLater();
object = 0;
}
}
