void QGraphicsLayoutPrivate::activateRecursive(QGraphicsLayoutItem *item)
{
if (item->isLayout()) {
QGraphicsLayout *layout = static_cast<QGraphicsLayout *>(item);
if (layout->d_func()->activated)
layout->invalidate();
for (int i = layout->count() - 1; i >= 0; --i) {
QGraphicsLayoutItem *childItem = layout->itemAt(i);
if (childItem)
activateRecursive(childItem);
}
layout->d_func()->activated = true;
}
}
QT_BEGIN_NAMESPACE
/*!
\internal
\a mw is the new parent. all items in the layout will be a child of \a mw.
*/
void QGraphicsLayoutPrivate::reparentChildItems(QGraphicsItem *newParent)
{
Q_Q(QGraphicsLayout);
int n = q->count();
//bool mwVisible = mw && mw->isVisible();
for (int i = 0; i < n; ++i) {
QGraphicsLayoutItem *layoutChild = q->itemAt(i);
if (!layoutChild) {
// Skip stretch items
continue;
}
if (layoutChild->isLayout()) {
QGraphicsLayout *l = static_cast<QGraphicsLayout*>(layoutChild);
l->d_func()->reparentChildItems(newParent);
} else if (QGraphicsItem *itemChild = layoutChild->graphicsItem()){
QGraphicsItem *childParent = itemChild->parentItem();
#ifdef QT_DEBUG
if (childParent && childParent != newParent && itemChild->isWidget() && qt_graphicsLayoutDebug()) {
QGraphicsWidget *w = static_cast<QGraphicsWidget*>(layoutChild);
qWarning("QGraphicsLayout::addChildLayout: widget %s \"%s\" in wrong parent; moved to correct parent",
w->metaObject()->className(), w->objectName().toLocal8Bit().constData());
}
#endif
if (childParent != newParent)
itemChild->setParentItem(newParent);
}
}
}
/*!
\internal
\a mw is the new parent. all items in the layout will be a child of \a mw.
*/
void QGraphicsLayoutPrivate::reparentChildWidgets(QGraphicsWidget *mw)
{
Q_Q(QGraphicsLayout);
int n = q->count();
//bool mwVisible = mw && mw->isVisible();
for (int i = 0; i < n; ++i) {
QGraphicsLayoutItem *item = q->itemAt(i);
if (item->isLayout()) {
QGraphicsLayout *l = static_cast<QGraphicsLayout*>(item);
l->d_func()->reparentChildWidgets(mw);
} else {
QGraphicsWidget *w = static_cast<QGraphicsWidget*>(item);
QGraphicsWidget *pw = w->parentWidget();
#ifdef QT_DEBUG
if (pw && pw != mw && qt_graphicsLayoutDebug()) {
qWarning("QGraphicsLayout::addChildLayout: widget %s \"%s\" in wrong parent; moved to correct parent",
w->metaObject()->className(), w->objectName().toLocal8Bit().constData());
}
#endif
//bool needShow = mwVisible && !(w->isHidden() && w->testAttribute(Qt::WA_WState_ExplicitShowHide));
if (pw != mw)
w->setParentItem(mw);
//if (needShow)
// QMetaObject::invokeMethod(w, "_q_showIfNotHidden", Qt::QueuedConnection); //show later
}
}
}
void QGraphicsLayoutPrivate::activateRecursive(QGraphicsLayoutItem *item)
{
if (item->isLayout()) {
QGraphicsLayout *layout = static_cast<QGraphicsLayout *>(item);
if (layout->d_func()->activated) {
if (QGraphicsLayout::instantInvalidatePropagation()) {
return;
} else {
layout->invalidate(); // ### LOOKS SUSPICIOUSLY WRONG!!???
}
}
for (int i = layout->count() - 1; i >= 0; --i) {
QGraphicsLayoutItem *childItem = layout->itemAt(i);
if (childItem)
activateRecursive(childItem);
}
layout->d_func()->activated = true;
}
}
