summaryrefslogtreecommitdiffstats
path: root/src/gui/graphicsview/qgraphicsscene.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/gui/graphicsview/qgraphicsscene.cpp')
-rw-r--r--src/gui/graphicsview/qgraphicsscene.cpp199
1 files changed, 85 insertions, 114 deletions
diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp
index 8eb21a3..9d8781b 100644
--- a/src/gui/graphicsview/qgraphicsscene.cpp
+++ b/src/gui/graphicsview/qgraphicsscene.cpp
@@ -484,6 +484,8 @@ void QGraphicsScenePrivate::removeItemHelper(QGraphicsItem *item)
index->removeItem(item);
}
+ item->d_ptr->clearSubFocus();
+
if (!item->d_ptr->inDestructor && item == tabFocusFirst) {
QGraphicsWidget *widget = static_cast<QGraphicsWidget *>(item);
widget->d_func()->fixFocusChainBeforeReparenting(0, 0);
@@ -491,6 +493,13 @@ void QGraphicsScenePrivate::removeItemHelper(QGraphicsItem *item)
item->d_func()->scene = 0;
+ // Unregister focus proxy.
+ QMultiHash<QGraphicsItem *, QGraphicsItem *>::iterator it = focusProxyReverseMap.find(item);
+ while (it != focusProxyReverseMap.end() && it.key() == item) {
+ it.value()->d_ptr->focusProxy = 0;
+ it = focusProxyReverseMap.erase(it);
+ }
+
// Remove from parent, or unregister from toplevels.
if (QGraphicsItem *parentItem = item->parentItem()) {
if (parentItem->scene()) {
@@ -559,6 +568,70 @@ void QGraphicsScenePrivate::removeItemHelper(QGraphicsItem *item)
/*!
\internal
*/
+void QGraphicsScenePrivate::setFocusItemHelper(QGraphicsItem *item,
+ Qt::FocusReason focusReason)
+{
+ Q_Q(QGraphicsScene);
+ if (item == focusItem)
+ return;
+
+ // Clear focus if asked to set focus on something that can't
+ // accept input focus.
+ if (item && (!(item->flags() & QGraphicsItem::ItemIsFocusable)
+ || !item->isVisible() || !item->isEnabled())) {
+ item = 0;
+ }
+
+ // Set focus on the scene if an item requests focus.
+ if (item) {
+ q->setFocus(focusReason);
+ if (item == focusItem)
+ return;
+ }
+
+ // Auto-update focus proxy. The closest parent that detects
+ // focus proxies is updated as the proxy gains or loses focus.
+ if (item) {
+ QGraphicsItem *p = item->d_ptr->parent;
+ while (p) {
+ if (p->d_ptr->flags & QGraphicsItem::ItemAutoDetectsFocusProxy) {
+ p->setFocusProxy(item);
+ break;
+ }
+ p = p->d_ptr->parent;
+ }
+ }
+
+ if (focusItem) {
+ QFocusEvent event(QEvent::FocusOut, focusReason);
+ lastFocusItem = focusItem;
+ focusItem = 0;
+ sendEvent(lastFocusItem, &event);
+
+ if (lastFocusItem
+ && (lastFocusItem->flags() & QGraphicsItem::ItemAcceptsInputMethod)) {
+ // Reset any visible preedit text
+ QInputMethodEvent imEvent;
+ sendEvent(lastFocusItem, &imEvent);
+
+ // Close any external input method panel
+ for (int i = 0; i < views.size(); ++i)
+ views.at(i)->inputContext()->reset();
+ }
+ }
+
+ if (item) {
+ focusItem = item;
+ QFocusEvent event(QEvent::FocusIn, focusReason);
+ sendEvent(item, &event);
+ }
+
+ updateInputMethodSensitivityInViews();
+}
+
+/*!
+ \internal
+*/
void QGraphicsScenePrivate::addPopup(QGraphicsWidget *widget)
{
Q_ASSERT(widget);
@@ -2283,6 +2356,11 @@ void QGraphicsScene::addItem(QGraphicsItem *item)
// Deliver post-change notification
item->itemChange(QGraphicsItem::ItemSceneHasChanged, newSceneVariant);
+ // Ensure that newly added items that have subfocus set, gain
+ // focus automatically if there isn't a focus item already.
+ if (!d->focusItem && item->focusItem())
+ item->focusItem()->setFocus();
+
d->updateInputMethodSensitivityInViews();
}
@@ -2612,116 +2690,10 @@ QGraphicsItem *QGraphicsScene::focusItem(QGraphicsItem *item) const
void QGraphicsScene::setFocusItem(QGraphicsItem *item, Qt::FocusReason focusReason)
{
Q_D(QGraphicsScene);
- if (item == d->focusItem)
- return;
- if (item && (!(item->flags() & QGraphicsItem::ItemIsFocusable)
- || !item->isVisible() || !item->isEnabled())) {
- item = 0;
- }
-
- QGraphicsItem *oldFocus = d->focusItem;
- bool isActive = true;
- if (item) {
- setFocus(focusReason);
- if (item == d->focusItem)
- return;
-
- //focus area handling
- {
- //determine the focus area the item belongs to
- QGraphicsItem *scope = 0;
- QGraphicsItem *citem = item;
- while(citem && !scope) {
- if (citem != item && citem->d_ptr->isFocusRealm)
- scope = citem;
- citem = citem->parentItem();
- }
-
- //if it has a focus area, set the item as the focusitem for that area
- if (scope) {
- QGraphicsItem *oldFFA = d->focusItemForFocusArea.value(scope);
- if (!scope->d_ptr->hasActiveFocus && oldFFA) { //active case is handled by d->focusItem below???
- oldFFA->d_ptr->setFocusItemForArea(false);
- }
- if (oldFFA)
- oldFocus = oldFFA;
- isActive = scope->d_ptr->hasActiveFocus ? true : false;
- d->focusItemForFocusArea.insert(scope, item);
- }
- }
- }
-
- if (oldFocus) {
- QFocusEvent event(QEvent::FocusOut, focusReason);
- if (isActive) {
- d->lastFocusItem = oldFocus;
- d->focusItem = 0;
- }
-
- //focus area handling
- if (!oldFocus->d_ptr->inDestructor)
- oldFocus->d_ptr->setFocusItemForArea(false);
-
- if (isActive) {
- //focus area handling
- while(true) {
- if (!oldFocus->d_ptr->inDestructor)
- oldFocus->d_ptr->setActiveFocus(false);
- if (oldFocus->d_ptr->isFocusRealm) {
- QGraphicsItem *citem = d->focusItemForFocusArea.value(oldFocus);
- if (citem)
- oldFocus = citem;
- else
- break;
- } else
- break;
- }
-
- d->sendEvent(oldFocus, &event);
-
- if (oldFocus
- && (oldFocus->flags() & QGraphicsItem::ItemAcceptsInputMethod)) {
- // Reset any visible preedit text
- QInputMethodEvent imEvent;
- d->sendEvent(oldFocus, &imEvent);
-
- // Close any external input method panel
- for (int i = 0; i < d->views.size(); ++i)
- d->views.at(i)->inputContext()->reset();
- }
- }
- }
-
- if (item) {
- if (item->isWidget()) {
- // Update focus child chain.
- static_cast<QGraphicsWidget *>(item)->d_func()->setFocusWidget();
- }
-
- //focus area handling
- item->d_ptr->setFocusItemForArea(true);
-
- if (isActive) {
- //focus area handling
- while(true) {
- item->d_ptr->setActiveFocus(true);
- if (item->d_ptr->isFocusRealm) {
- QGraphicsItem *citem = d->focusItemForFocusArea.value(item);
- if (citem)
- item = citem;
- else
- break;
- } else
- break;
- }
-
- d->focusItem = item;
- QFocusEvent event(QEvent::FocusIn, focusReason);
- d->sendEvent(item, &event);
- }
- }
-
- d->updateInputMethodSensitivityInViews();
+ if (item)
+ item->setFocus(focusReason);
+ else
+ d->setFocusItemHelper(item, focusReason);
}
/*!
@@ -3519,7 +3491,7 @@ void QGraphicsScene::helpEvent(QGraphicsSceneHelpEvent *helpEvent)
text = toolTipItem->toolTip();
point = helpEvent->screenPos();
}
- QToolTip::showText(point, text);
+ QToolTip::showText(point, text, helpEvent->widget());
helpEvent->setAccepted(!text.isEmpty());
#endif
}
@@ -3618,8 +3590,7 @@ void QGraphicsScenePrivate::leaveScene()
{
Q_Q(QGraphicsScene);
#ifndef QT_NO_TOOLTIP
- // Remove any tooltips
- QToolTip::showText(QPoint(), QString());
+ QToolTip::hideText();
#endif
// Send HoverLeave events to all existing hover items, topmost first.
QGraphicsView *senderWidget = qobject_cast<QGraphicsView *>(q->sender());
@@ -4761,7 +4732,7 @@ void QGraphicsScenePrivate::processDirtyItemsRecursive(QGraphicsItem *item, bool
background has been drawn, and before the foreground has been
drawn. All painting is done in \e scene coordinates. Before
drawing each item, the painter must be transformed using
- QGraphicsItem::sceneMatrix().
+ QGraphicsItem::sceneTransform().
The \a options parameter is the list of style option objects for
each item in \a items. The \a numItems parameter is the number of
generated by cgit v0.12 at 2024-10-19 19:53:08 (GMT)