qgraphicsproxywidget.cpp

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1-
2-
3-
4-
5-
6-
7extern bool qt_sendSpontaneousEvent(QObject *, QEvent *);-
8__attribute__((visibility("default"))) extern bool qt_tab_all_widgets();-
9-
10-
11-
12-
13QGraphicsProxyWidgetPrivate::QGraphicsProxyWidgetPrivate()-
14 : QGraphicsWidgetPrivate(),-
15 dragDropWidget(nullptr),-
16 posChangeMode(NoMode),-
17 sizeChangeMode(NoMode),-
18 visibleChangeMode(NoMode),-
19 enabledChangeMode(NoMode),-
20 styleChangeMode(NoMode),-
21 paletteChangeMode(NoMode),-
22 tooltipChangeMode(NoMode),-
23 focusFromWidgetToProxy(false),-
24 proxyIsGivingFocus(false)-
25{-
26}
never executed: end of block
0
27-
28-
29-
30-
31QGraphicsProxyWidgetPrivate::~QGraphicsProxyWidgetPrivate()-
32{-
33}-
34-
35-
36-
37-
38void QGraphicsProxyWidgetPrivate::init()-
39{-
40 QGraphicsProxyWidget * const q = q_func();-
41 q->setFocusPolicy(Qt::WheelFocus);-
42 q->setAcceptDrops(true);-
43}-
44-
45-
46-
47-
48void QGraphicsProxyWidgetPrivate::sendWidgetMouseEvent(QGraphicsSceneHoverEvent *event)-
49{-
50 QGraphicsSceneMouseEvent mouseEvent(QEvent::GraphicsSceneMouseMove);-
51 mouseEvent.setPos(event->pos());-
52 mouseEvent.setScreenPos(event->screenPos());-
53 mouseEvent.setButton(Qt::NoButton);-
54 mouseEvent.setButtons(0);-
55 mouseEvent.setModifiers(event->modifiers());-
56 sendWidgetMouseEvent(&mouseEvent);-
57 event->setAccepted(mouseEvent.isAccepted());-
58}-
59-
60-
61-
62-
63void QGraphicsProxyWidgetPrivate::sendWidgetMouseEvent(QGraphicsSceneMouseEvent *event)-
64{-
65 if (!event || !widget || !widget->isVisible())-
66 return;-
67 QGraphicsProxyWidget * const q = q_func();-
68-
69-
70 QPointF pos = event->pos();-
71 QPointer<QWidget> alienWidget = widget->childAt(pos.toPoint());-
72 QPointer<QWidget> receiver = alienWidget ? alienWidget : widget;-
73-
74 if (QWidgetPrivate::nearestGraphicsProxyWidget(receiver) != q)-
75 return;-
76-
77-
78 QEvent::Type type = QEvent::None;-
79 switch (event->type()) {-
80 case QEvent::GraphicsSceneMousePress:-
81 type = QEvent::MouseButtonPress;-
82 if (!embeddedMouseGrabber)-
83 embeddedMouseGrabber = receiver;-
84 else-
85 receiver = embeddedMouseGrabber;-
86 break;-
87 case QEvent::GraphicsSceneMouseRelease:-
88 type = QEvent::MouseButtonRelease;-
89 if (embeddedMouseGrabber)-
90 receiver = embeddedMouseGrabber;-
91 break;-
92 case QEvent::GraphicsSceneMouseDoubleClick:-
93 type = QEvent::MouseButtonDblClick;-
94 if (!embeddedMouseGrabber)-
95 embeddedMouseGrabber = receiver;-
96 else-
97 receiver = embeddedMouseGrabber;-
98 break;-
99 case QEvent::GraphicsSceneMouseMove:-
100 type = QEvent::MouseMove;-
101 if (embeddedMouseGrabber)-
102 receiver = embeddedMouseGrabber;-
103 break;-
104 default:-
105 ((!(false)) ? qt_assert_x("QGraphicsProxyWidget", "internal error",__FILE__,257288) : qt_noop());-
106 break;-
107 }-
108-
109 if (!lastWidgetUnderMouse) {-
110 QApplicationPrivate::dispatchEnterLeave(embeddedMouseGrabber ? embeddedMouseGrabber : receiver, 0, event->screenPos());-
111 lastWidgetUnderMouse = receiver;-
112 }-
113-
114-
115 pos = mapToReceiver(pos, receiver);-
116-
117-
118 QMouseEvent mouseEvent(type, pos, receiver->mapTo(receiver->topLevelWidget(), pos.toPoint()),-
119 receiver->mapToGlobal(pos.toPoint()),-
120 event->button(), event->buttons(), event->modifiers(), event->source());-
121-
122 QWidget *embeddedMouseGrabberPtr = (QWidget *)embeddedMouseGrabber;-
123 QApplicationPrivate::sendMouseEvent(receiver, &mouseEvent, alienWidget, widget,-
124 &embeddedMouseGrabberPtr, lastWidgetUnderMouse, event->spontaneous());-
125 embeddedMouseGrabber = embeddedMouseGrabberPtr;-
126-
127-
128-
129 if (embeddedMouseGrabber && type == QEvent::MouseButtonRelease && !event->buttons()) {-
130 QGraphicsProxyWidget * const q = q_func();-
131 if (q->rect().contains(event->pos()) && q->acceptHoverEvents())-
132 lastWidgetUnderMouse = alienWidget ? alienWidget : widget;-
133 else-
134 lastWidgetUnderMouse = 0;-
135-
136 QApplicationPrivate::dispatchEnterLeave(lastWidgetUnderMouse, embeddedMouseGrabber, event->screenPos());-
137 embeddedMouseGrabber = 0;-
138-
139-
140-
141 if (!lastWidgetUnderMouse)-
142 q->unsetCursor();-
143-
144 }-
145-
146 event->setAccepted(mouseEvent.isAccepted());-
147}-
148-
149void QGraphicsProxyWidgetPrivate::sendWidgetKeyEvent(QKeyEvent *event)-
150{-
151 QGraphicsProxyWidget * const q = q_func();-
152 if (!event || !widget || !widget->isVisible())-
153 return;-
154-
155 QPointer<QWidget> receiver = widget->focusWidget();-
156 if (!receiver)-
157 receiver = widget;-
158 ((!(receiver)) ? qt_assert("receiver",__FILE__,310341) : qt_noop());-
159-
160 do {-
161 bool res = QApplication::sendEvent(receiver, event);-
162 if ((res && event->isAccepted()) || (q->isWindow() && receiver == widget))-
163 break;-
164 receiver = receiver->parentWidget();-
165 } while (receiver);-
166}-
167-
168-
169-
170-
171void QGraphicsProxyWidgetPrivate::removeSubFocusHelper(QWidget *widget, Qt::FocusReason reason)-
172{-
173 QFocusEvent event(QEvent::FocusOut, reason);-
174 QPointer<QWidget> widgetGuard = widget;-
175 QApplication::sendEvent(widget, &event);-
176 if (widgetGuard && event.isAccepted())-
177 QApplication::sendEvent(widget->style(), &event);-
178}-
179-
180-
181-
182-
183-
184QWidget *QGraphicsProxyWidgetPrivate::findFocusChild(QWidget *child, bool next) const-
185{-
186 if (!widget)-
187 return 0;-
188-
189-
190 if (!child) {-
191 child = next ? (QWidget *)widget : widget->d_func()->focus_prev;-
192 } else {-
193 child = next ? child->d_func()->focus_next : child->d_func()->focus_prev;-
194 if ((next && child == widget) || (!next && child == widget->d_func()->focus_prev)) {-
195 return 0;-
196 }-
197 }-
198-
199 if (!child)-
200 return 0;-
201-
202 QWidget *oldChild = child;-
203 uint focus_flag = qt_tab_all_widgets() ? Qt::TabFocus : Qt::StrongFocus;-
204 do {-
205 if (child->isEnabled()-
206 && child->isVisibleTo(widget)-
207 && ((child->focusPolicy() & focus_flag) == focus_flag)-
208 && !(child->d_func()->extra && child->d_func()->extra->focus_proxy)) {-
209 return child;-
210 }-
211 child = next ? child->d_func()->focus_next : child->d_func()->focus_prev;-
212 } while (child != oldChild && !(next && child == widget) && !(!next && child == widget->d_func()->focus_prev));-
213 return 0;-
214}-
215-
216-
217-
218-
219void QGraphicsProxyWidgetPrivate::_q_removeWidgetSlot()-
220{-
221 QGraphicsProxyWidget * const q = q_func();-
222 if (!widget.isNull()) {-
223 if (QWExtra *extra = widget->d_func()->extra)-
224 extra->proxyWidget = 0;-
225 }-
226 widget = 0;-
227 delete q;-
228}-
229-
230-
231-
232-
233void QGraphicsProxyWidgetPrivate::updateWidgetGeometryFromProxy()-
234{-
235}-
236-
237-
238-
239-
240void QGraphicsProxyWidgetPrivate::updateProxyGeometryFromWidget()-
241{-
242 QGraphicsProxyWidget * const q = q_func();-
243 if (!widget)-
244 return;-
245-
246 QRectF widgetGeometry = widget->geometry();-
247 QWidget *parentWidget = widget->parentWidget();-
248 if (widget->isWindow()) {-
249 QGraphicsProxyWidget *proxyParent = 0;-
250 if (parentWidget && (proxyParent = qobject_cast<QGraphicsProxyWidget *>(q->parentWidget()))) {-
251-
252-
253-
254 widgetGeometry.moveTo(proxyParent->subWidgetRect(parentWidget).topLeft()-
255 + parentWidget->mapFromGlobal(widget->pos()));-
256 }-
257 }-
258-
259-
260 if (!widget->size().isValid())-
261 widgetGeometry.setSize(widget->sizeHint());-
262-
263-
264 posChangeMode = QGraphicsProxyWidgetPrivate::WidgetToProxyMode;-
265 sizeChangeMode = QGraphicsProxyWidgetPrivate::WidgetToProxyMode;-
266 q->setGeometry(widgetGeometry);-
267 posChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
268 sizeChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
269}-
270-
271-
272-
273-
274void QGraphicsProxyWidgetPrivate::updateProxyInputMethodAcceptanceFromWidget()-
275{-
276 QGraphicsProxyWidget * const q = q_func();-
277 if (!widget)-
278 return;-
279-
280 QWidget *focusWidget = widget->focusWidget();-
281 if (!focusWidget)-
282 focusWidget = widget;-
283 q->setFlag(QGraphicsItem::ItemAcceptsInputMethod,-
284 focusWidget->testAttribute(Qt::WA_InputMethodEnabled));-
285}-
286void QGraphicsProxyWidgetPrivate::embedSubWindow(QWidget *subWin)-
287{-
288 QWExtra *extra;-
289 if (!((extra = subWin->d_func()->extra) && extra->proxyWidget)) {-
290 QGraphicsProxyWidget *subProxy = new QGraphicsProxyWidget(q_func(), subWin->windowFlags());-
291 subProxy->d_func()->setWidget_helper(subWin, false);-
292 }-
293}-
294void QGraphicsProxyWidgetPrivate::unembedSubWindow(QWidget *subWin)-
295{-
296 for (QForeachContainer<typename QtPrivate::remove_reference<decltype(children)>::type> _container_((children)); _container_.control && _container_.i != _container_.e; ++_container_.i, _container_.control ^= 1) for (QGraphicsItem *child = *_container_.i; _container_.control; _container_.control = 0) {-
297 if (child->isWidget()) {-
298 if (QGraphicsProxyWidget *proxy = qobject_cast<QGraphicsProxyWidget *>(static_cast<QGraphicsWidget *>(child))) {-
299 if (proxy->widget() == subWin) {-
300 proxy->setWidget(0);-
301 scene->removeItem(proxy);-
302 delete proxy;-
303 return;-
304 }-
305 }-
306 }-
307 }-
308}-
309-
310bool QGraphicsProxyWidgetPrivate::isProxyWidget() const-
311{-
312 return true;-
313}-
314-
315-
316-
317-
318QPointF QGraphicsProxyWidgetPrivate::mapToReceiver(const QPointF &pos, const QWidget *receiver) const-
319{-
320 QPointF p = pos;-
321-
322-
323 while (receiver && receiver != widget) {-
324 p -= QPointF(receiver->pos());-
325 receiver = receiver->parentWidget();-
326 }-
327 return p;-
328}-
329-
330-
331-
332-
333-
334QGraphicsProxyWidget::QGraphicsProxyWidget(QGraphicsItem *parent, Qt::WindowFlags wFlags)-
335 : QGraphicsWidget(*new QGraphicsProxyWidgetPrivate, parent, wFlags)-
336{-
337 QGraphicsProxyWidgetPrivate * const d = d_func();-
338 d->init();-
339}-
340-
341-
342-
343-
344QGraphicsProxyWidget::~QGraphicsProxyWidget()-
345{-
346 QGraphicsProxyWidgetPrivate * const d = d_func();-
347 if (d->widget) {-
348 d->widget->removeEventFilter(this);-
349 QObject::disconnect(d->widget, qFlagLocation("2""destroyed()" "\0" __FILE__ ":" "517""548"), this, qFlagLocation("1""_q_removeWidgetSlot()" "\0" __FILE__ ":" "517""548"));-
350 delete d->widget;-
351 }-
352}-
353void QGraphicsProxyWidget::setWidget(QWidget *widget)-
354{-
355 QGraphicsProxyWidgetPrivate * const d = d_func();-
356 d->setWidget_helper(widget, true);-
357}-
358-
359void QGraphicsProxyWidgetPrivate::setWidget_helper(QWidget *newWidget, bool autoShow)-
360{-
361 QGraphicsProxyWidget * const q = q_func();-
362 if (newWidget == widget
newWidget == widgetDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
363 return;
never executed: return;
0
364 if (widget
widgetDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
365 QObject::disconnect(widget, qFlagLocation("2""destroyed()" "\0" __FILE__ ":" "566""597"), q, qFlagLocation("1""_q_removeWidgetSlot()" "\0" __FILE__ ":" "566""597"));-
366 widget->removeEventFilter(q);-
367 widget->setAttribute(Qt::WA_DontShowOnScreen, false);-
368 widget->d_func()->extra->proxyWidget = 0;-
369 resolveFont(inheritedFontResolveMask);-
370 resolvePalette(inheritedPaletteResolveMask);-
371 widget->update();-
372-
373 for (QForeachContainer<typename QtPrivate::remove_reference<decltype(q->const auto childItems ())>::type> _container_((= q->childItems())); _container_.control && _container_.i != _container_.e; ++_container_.i, _container_.control ^= 1)();-
374 for (QGraphicsItem *child = *_container_.i; _container_.control; _container_.control = 0: childItems) {-
375 if (child->d_ptr->isProxyWidget()
child->d_ptr->isProxyWidget()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
376 QGraphicsProxyWidget *childProxy = static_cast<QGraphicsProxyWidget *>(child);-
377 QWidget * parent = childProxy->widget();-
378 while (parent->parentWidget() != 0
parent->parentWidget() != 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
379 if (parent == widget
parent == widgetDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
380 break;
never executed: break;
0
381 parent = parent->parentWidget();-
382 }
never executed: end of block
0
383 if (!childProxy->widget()
!childProxy->widget()Description
TRUEnever evaluated
FALSEnever evaluated
 || parent != widget
parent != widgetDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
384 continue;
never executed: continue;
0
385 childProxy->setWidget(0);-
386 delete childProxy;-
387 }
never executed: end of block
0
388 }
never executed: end of block
0
389-
390 widget = 0;-
391-
392 q->unsetCursor();-
393-
394 q->setAcceptHoverEvents(false);-
395 if (!newWidget
!newWidgetDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
396 q->update();
never executed: q->update();
0
397 }
never executed: end of block
0
398 if (!newWidget
!newWidgetDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
399 return;
never executed: return;
0
400 if (!newWidget->isWindow()
!newWidget->isWindow()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
401 QWExtra *extra = newWidget->parentWidget()->d_func()->extra;-
402 if (!extra
!extraDescription
TRUEnever evaluated
FALSEnever evaluated
 || !extra->proxyWidget
!extra->proxyWidgetDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
403 QMessageLogger(__FILE__, 603635, __PRETTY_FUNCTION__).warning("QGraphicsProxyWidget::setWidget: cannot embed widget %p "-
404 "which is not a toplevel widget, and is not a child of an embedded widget", newWidget);-
405 return;
never executed: return;
0
406 }-
407 }
never executed: end of block
0
408-
409-
410-
411 QWExtra *extra = newWidget->d_func()->extra;-
412 if (!extra
!extraDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
413 newWidget->d_func()->createExtra();-
414 extra = newWidget->d_func()->extra;-
415 }
never executed: end of block
0
416 QGraphicsProxyWidget **proxyWidget = &extra->proxyWidget;-
417 if (*
*proxyWidgetDescription
TRUEnever evaluated
FALSEnever evaluated
proxyWidget
*proxyWidgetDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
418 if (*
*proxyWidget != qDescription
TRUEnever evaluated
FALSEnever evaluated
proxyWidget != q
*proxyWidget != qDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
419 QMessageLogger(__FILE__, 619651, __PRETTY_FUNCTION__).warning("QGraphicsProxyWidget::setWidget: cannot embed widget %p"-
420 "; already embedded", newWidget);-
421 }
never executed: end of block
0
422 return;
never executed: return;
0
423 }-
424 *proxyWidget = q;-
425-
426 newWidget->setAttribute(Qt::WA_DontShowOnScreen);-
427 newWidget->ensurePolished();-
428-
429-
430 newWidget->setAttribute(Qt::WA_QuitOnClose, false);-
431 q->setAcceptHoverEvents(true);-
432-
433 if (newWidget->testAttribute(Qt::WA_NoSystemBackground)
newWidget->tes...temBackground)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
434 q->setAttribute(Qt::WA_NoSystemBackground);
never executed: q->setAttribute(Qt::WA_NoSystemBackground);
0
435 if (newWidget->testAttribute(Qt::WA_OpaquePaintEvent)
newWidget->tes...quePaintEvent)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
436 q->setAttribute(Qt::WA_OpaquePaintEvent);
never executed: q->setAttribute(Qt::WA_OpaquePaintEvent);
0
437-
438 widget = newWidget;-
439-
440-
441 enabledChangeMode = QGraphicsProxyWidgetPrivate::WidgetToProxyMode;-
442 visibleChangeMode = QGraphicsProxyWidgetPrivate::WidgetToProxyMode;-
443 posChangeMode = QGraphicsProxyWidgetPrivate::WidgetToProxyMode;-
444 sizeChangeMode = QGraphicsProxyWidgetPrivate::WidgetToProxyMode;-
445-
446 if ((autoShow
autoShowDescription
TRUEnever evaluated
FALSEnever evaluated
 && !newWidget->testAttribute(Qt::WA_WState_ExplicitShowHide)
!newWidget->te...licitShowHide)Description
TRUEnever evaluated
FALSEnever evaluated
) || !newWidget->testAttribute(Qt::WA_WState_Hidden)
!newWidget->te...WState_Hidden)Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
447 newWidget->show();-
448 }
never executed: end of block
0
449-
450-
451-
452 if (newWidget->testAttribute(Qt::WA_SetCursor)
newWidget->tes...:WA_SetCursor)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
453 q->setCursor(widget->cursor());
never executed: q->setCursor(widget->cursor());
0
454-
455 q->setEnabled(newWidget->isEnabled());-
456 q->setVisible(newWidget->isVisible());-
457 q->setLayoutDirection(newWidget->layoutDirection());-
458 if (newWidget->testAttribute(Qt::WA_SetStyle)
newWidget->tes...::WA_SetStyle)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
459 q->setStyle(widget->style());
never executed: q->setStyle(widget->style());
0
460-
461 resolveFont(inheritedFontResolveMask);-
462 resolvePalette(inheritedPaletteResolveMask);-
463-
464 if (!newWidget->testAttribute(Qt::WA_Resized)
!newWidget->te...t::WA_Resized)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
465 newWidget->adjustSize();
never executed: newWidget->adjustSize();
0
466-
467 int left, top, right, bottom;-
468 newWidget->getContentsMargins(&left, &top, &right, &bottom);-
469 q->setContentsMargins(left, top, right, bottom);-
470 q->setWindowTitle(newWidget->windowTitle());-
471-
472-
473 q->setSizePolicy(newWidget->sizePolicy());-
474 QSize sz = newWidget->minimumSize();-
475 q->setMinimumSize(sz.isNull() ? QSizeF() : QSizeF(sz));-
476 sz = newWidget->maximumSize();-
477 q->setMaximumSize(sz.isNull() ? QSizeF() : QSizeF(sz));-
478-
479 updateProxyGeometryFromWidget();-
480-
481 updateProxyInputMethodAcceptanceFromWidget();-
482-
483-
484 newWidget->installEventFilter(q);-
485 QObject::connect(newWidget, qFlagLocation("2""destroyed()" "\0" __FILE__ ":" "685""717"), q, qFlagLocation("1""_q_removeWidgetSlot()" "\0" __FILE__ ":" "685""717"));-
486-
487-
488 enabledChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
489 visibleChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
490 posChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
491 sizeChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
492}
never executed: end of block
0
493-
494-
495-
496-
497-
498-
499QWidget *QGraphicsProxyWidget::widget() const-
500{-
501 const QGraphicsProxyWidgetPrivate * const d = d_func();-
502 return d->widget;-
503}-
504QRectF QGraphicsProxyWidget::subWidgetRect(const QWidget *widget) const-
505{-
506 const QGraphicsProxyWidgetPrivate * const d = d_func();-
507 if (!widget || !d->widget)-
508 return QRectF();-
509 if (d->widget == widget || d->widget->isAncestorOf(widget))-
510 return QRectF(widget->mapTo(d->widget, QPoint(0, 0)), widget->size());-
511 return QRectF();-
512}-
513-
514-
515-
516-
517void QGraphicsProxyWidget::setGeometry(const QRectF &rect)-
518{-
519 QGraphicsProxyWidgetPrivate * const d = d_func();-
520 bool proxyResizesWidget = !d->posChangeMode && !d->sizeChangeMode;-
521 if (proxyResizesWidget) {-
522 d->posChangeMode = QGraphicsProxyWidgetPrivate::ProxyToWidgetMode;-
523 d->sizeChangeMode = QGraphicsProxyWidgetPrivate::ProxyToWidgetMode;-
524 }-
525 QGraphicsWidget::setGeometry(rect);-
526 if (proxyResizesWidget) {-
527 d->posChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
528 d->sizeChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
529 }-
530}-
531-
532-
533-
534-
535QVariant QGraphicsProxyWidget::itemChange(GraphicsItemChange change,-
536 const QVariant &value)-
537{-
538 QGraphicsProxyWidgetPrivate * const d = d_func();-
539-
540 switch (change) {-
541 case ItemPositionChange:-
542-
543-
544-
545 if (!d->posChangeMode)-
546 d->posChangeMode = QGraphicsProxyWidgetPrivate::ProxyToWidgetMode;-
547 break;-
548 case ItemPositionHasChanged:-
549-
550-
551 if (d->widget && d->posChangeMode != QGraphicsProxyWidgetPrivate::WidgetToProxyMode)-
552 d->widget->move(value.toPoint());-
553 if (d->posChangeMode == QGraphicsProxyWidgetPrivate::ProxyToWidgetMode)-
554 d->posChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
555 break;-
556 case ItemVisibleChange:-
557 if (!d->visibleChangeMode)-
558 d->visibleChangeMode = QGraphicsProxyWidgetPrivate::ProxyToWidgetMode;-
559 break;-
560 case ItemVisibleHasChanged:-
561 if (d->widget && d->visibleChangeMode != QGraphicsProxyWidgetPrivate::WidgetToProxyMode)-
562 d->widget->setVisible(isVisible());-
563 if (d->visibleChangeMode == QGraphicsProxyWidgetPrivate::ProxyToWidgetMode)-
564 d->visibleChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
565 break;-
566 case ItemEnabledChange:-
567 if (!d->enabledChangeMode)-
568 d->enabledChangeMode = QGraphicsProxyWidgetPrivate::ProxyToWidgetMode;-
569 break;-
570 case ItemEnabledHasChanged:-
571 if (d->widget && d->enabledChangeMode != QGraphicsProxyWidgetPrivate::WidgetToProxyMode)-
572 d->widget->setEnabled(isEnabled());-
573 if (d->enabledChangeMode == QGraphicsProxyWidgetPrivate::ProxyToWidgetMode)-
574 d->enabledChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
575 break;-
576 default:-
577 break;-
578 }-
579 return QGraphicsWidget::itemChange(change, value);-
580}-
581-
582-
583-
584-
585bool QGraphicsProxyWidget::event(QEvent *event)-
586{-
587 QGraphicsProxyWidgetPrivate * const d = d_func();-
588 if (!d->widget)-
589 return QGraphicsWidget::event(event);-
590-
591 switch (event->type()) {-
592 case QEvent::StyleChange:-
593-
594 if (!d->styleChangeMode) {-
595 d->styleChangeMode = QGraphicsProxyWidgetPrivate::ProxyToWidgetMode;-
596 d->widget->setStyle(style());-
597 d->styleChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
598 }-
599 break;-
600 case QEvent::FontChange: {-
601-
602 QWidgetPrivate *wd = d->widget->d_func();-
603 int mask = d->font.resolve() | d->inheritedFontResolveMask;-
604 wd->inheritedFontResolveMask = mask;-
605 wd->resolveFont();-
606 break;-
607 }-
608 case QEvent::PaletteChange: {-
609-
610 QWidgetPrivate *wd = d->widget->d_func();-
611 int mask = d->palette.resolve() | d->inheritedPaletteResolveMask;-
612 wd->inheritedPaletteResolveMask = mask;-
613 wd->resolvePalette();-
614 break;-
615 }-
616 case QEvent::InputMethod: {-
617 inputMethodEvent(static_cast<QInputMethodEvent *>(event));-
618 if (event->isAccepted())-
619 return true;-
620 return false;-
621 }-
622 case QEvent::ShortcutOverride: {-
623 QWidget *focusWidget = d->widget->focusWidget();-
624 while (focusWidget) {-
625 QApplication::sendEvent(focusWidget, event);-
626 if (event->isAccepted())-
627 return true;-
628 focusWidget = focusWidget->parentWidget();-
629 }-
630 return false;-
631 }-
632 case QEvent::KeyPress: {-
633 QKeyEvent *k = static_cast<QKeyEvent *>(event);-
634 if (k->key() == Qt::Key_Tab || k->key() == Qt::Key_Backtab) {-
635 if (!(k->modifiers() & (Qt::ControlModifier | Qt::AltModifier))) {-
636 QWidget *focusWidget = d->widget->focusWidget();-
637 while (focusWidget) {-
638 bool res = QApplication::sendEvent(focusWidget, event);-
639 if ((res && event->isAccepted()) || (isWindow() && focusWidget == d->widget)) {-
640 event->accept();-
641 break;-
642 }-
643 focusWidget = focusWidget->parentWidget();-
644 }-
645 return true;-
646 }-
647 }-
648 break;-
649 }-
650-
651 case QEvent::GraphicsSceneHelp: {-
652-
653 if (d->lastWidgetUnderMouse) {-
654 QGraphicsSceneHelpEvent *he = static_cast<QGraphicsSceneHelpEvent *>(event);-
655 QPoint pos = d->mapToReceiver(mapFromScene(he->scenePos()), d->lastWidgetUnderMouse).toPoint();-
656 QHelpEvent e(QEvent::ToolTip, pos, he->screenPos());-
657 QApplication::sendEvent(d->lastWidgetUnderMouse, &e);-
658 event->setAccepted(e.isAccepted());-
659 return e.isAccepted();-
660 }-
661 break;-
662 }-
663 case QEvent::ToolTipChange: {-
664-
665 if (!d->tooltipChangeMode) {-
666 d->tooltipChangeMode = QGraphicsProxyWidgetPrivate::ProxyToWidgetMode;-
667 d->widget->setToolTip(toolTip());-
668 d->tooltipChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
669 }-
670 break;-
671 }-
672-
673 case QEvent::TouchBegin:-
674 case QEvent::TouchUpdate:-
675 case QEvent::TouchEnd: {-
676 if (event->spontaneous())-
677 qt_sendSpontaneousEvent(d->widget, event);-
678 else-
679 QApplication::sendEvent(d->widget, event);-
680-
681 if (event->isAccepted())-
682 return true;-
683-
684 break;-
685 }-
686 default:-
687 break;-
688 }-
689 return QGraphicsWidget::event(event);-
690}-
691-
692-
693-
694-
695bool QGraphicsProxyWidget::eventFilter(QObject *object, QEvent *event)-
696{-
697 QGraphicsProxyWidgetPrivate * const d = d_func();-
698-
699 if (object == d->widget) {-
700 switch (event->type()) {-
701 case QEvent::LayoutRequest:-
702 updateGeometry();-
703 break;-
704 case QEvent::Resize:-
705-
706-
707 if (!d->sizeChangeMode)-
708 d->updateProxyGeometryFromWidget();-
709 break;-
710 case QEvent::Move:-
711-
712-
713 if (!d->posChangeMode)-
714 d->updateProxyGeometryFromWidget();-
715 break;-
716 case QEvent::Hide:-
717 case QEvent::Show:-
718-
719 if (!d->visibleChangeMode) {-
720 d->visibleChangeMode = QGraphicsProxyWidgetPrivate::WidgetToProxyMode;-
721 setVisible(event->type() == QEvent::Show);-
722 d->visibleChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
723 }-
724 break;-
725 case QEvent::EnabledChange:-
726-
727 if (!d->enabledChangeMode) {-
728 d->enabledChangeMode = QGraphicsProxyWidgetPrivate::WidgetToProxyMode;-
729 setEnabled(d->widget->isEnabled());-
730 d->enabledChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
731 }-
732 break;-
733 case QEvent::StyleChange:-
734-
735 if (!d->styleChangeMode) {-
736 d->styleChangeMode = QGraphicsProxyWidgetPrivate::WidgetToProxyMode;-
737 setStyle(d->widget->style());-
738 d->styleChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
739 }-
740 break;-
741-
742 case QEvent::ToolTipChange:-
743-
744 if (!d->tooltipChangeMode) {-
745 d->tooltipChangeMode = QGraphicsProxyWidgetPrivate::WidgetToProxyMode;-
746 setToolTip(d->widget->toolTip());-
747 d->tooltipChangeMode = QGraphicsProxyWidgetPrivate::NoMode;-
748 }-
749 break;-
750-
751 default:-
752 break;-
753 }-
754 }-
755 return QGraphicsWidget::eventFilter(object, event);-
756}-
757-
758-
759-
760-
761void QGraphicsProxyWidget::showEvent(QShowEvent *event)-
762{-
763 (void)event;;-
764}-
765-
766-
767-
768-
769void QGraphicsProxyWidget::hideEvent(QHideEvent *event)-
770{-
771 (void)event;;-
772}-
773-
774-
775-
776-
777-
778void QGraphicsProxyWidget::contextMenuEvent(QGraphicsSceneContextMenuEvent *event)-
779{-
780 QGraphicsProxyWidgetPrivate * const d = d_func();-
781 if (!event || !d->widget || !d->widget->isVisible() || !hasFocus())-
782 return;-
783-
784-
785 QPointF pos = event->pos();-
786 QPointer<QWidget> alienWidget = d->widget->childAt(pos.toPoint());-
787 QPointer<QWidget> receiver = alienWidget ? alienWidget : d->widget;-
788-
789-
790 pos = d->mapToReceiver(pos, receiver);-
791-
792 QPoint globalPos = receiver->mapToGlobal(pos.toPoint());-
793-
794-
795-
796-
797-
798 if (bypassGraphicsProxyWidget(receiver))-
799 globalPos = event->screenPos();-
800-
801-
802 QContextMenuEvent contextMenuEvent(QContextMenuEvent::Reason(event->reason()),-
803 pos.toPoint(), globalPos, event->modifiers());-
804 QApplication::sendEvent(receiver, &contextMenuEvent);-
805-
806 event->setAccepted(contextMenuEvent.isAccepted());-
807}-
808-
809-
810-
811-
812-
813-
814void QGraphicsProxyWidget::dragEnterEvent(QGraphicsSceneDragDropEvent *event)-
815{-
816-
817-
818-
819 QGraphicsProxyWidgetPrivate * const d = d_func();-
820 if (!d->widget)-
821 return;-
822-
823 QDragEnterEvent proxyDragEnter(event->pos().toPoint(), event->dropAction(), event->mimeData(), event->buttons(), event->modifiers());-
824 proxyDragEnter.setAccepted(event->isAccepted());-
825 QApplication::sendEvent(d->widget, &proxyDragEnter);-
826 event->setAccepted(proxyDragEnter.isAccepted());-
827 if (proxyDragEnter.isAccepted())-
828 event->setDropAction(proxyDragEnter.dropAction());-
829-
830}-
831-
832-
833-
834void QGraphicsProxyWidget::dragLeaveEvent(QGraphicsSceneDragDropEvent *event)-
835{-
836 (void)event;;-
837-
838 QGraphicsProxyWidgetPrivate * const d = d_func();-
839 if (!d->widget || !d->dragDropWidget)-
840 return;-
841 QDragLeaveEvent proxyDragLeave;-
842 QApplication::sendEvent(d->dragDropWidget, &proxyDragLeave);-
843 d->dragDropWidget = 0;-
844-
845}-
846-
847-
848-
849-
850void QGraphicsProxyWidget::dragMoveEvent(QGraphicsSceneDragDropEvent *event)-
851{-
852-
853-
854-
855 QGraphicsProxyWidgetPrivate * const d = d_func();-
856 if (!d->widget)-
857 return;-
858 QPointF p = event->pos();-
859 event->ignore();-
860 QPointer<QWidget> subWidget = d->widget->childAt(p.toPoint());-
861 QPointer<QWidget> receiver = subWidget ? subWidget : d->widget;-
862 bool eventDelivered = false;-
863 for (; receiver; receiver = receiver->parentWidget()) {-
864 if (!receiver->isEnabled() || !receiver->acceptDrops())-
865 continue;-
866-
867 QPoint receiverPos = d->mapToReceiver(p, receiver).toPoint();-
868 if (receiver != d->dragDropWidget) {-
869-
870 QDragEnterEvent dragEnter(receiverPos, event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());-
871 dragEnter.setDropAction(event->proposedAction());-
872 QApplication::sendEvent(receiver, &dragEnter);-
873 event->setAccepted(dragEnter.isAccepted());-
874 event->setDropAction(dragEnter.dropAction());-
875 if (!event->isAccepted()) {-
876-
877 continue;-
878 }-
879-
880 d->lastDropAction = event->dropAction();-
881-
882 if (d->dragDropWidget) {-
883 QDragLeaveEvent dragLeave;-
884 QApplication::sendEvent(d->dragDropWidget, &dragLeave);-
885 }-
886 d->dragDropWidget = receiver;-
887 }-
888-
889 QDragMoveEvent dragMove(receiverPos, event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());-
890 event->setDropAction(d->lastDropAction);-
891 QApplication::sendEvent(receiver, &dragMove);-
892 event->setAccepted(dragMove.isAccepted());-
893 event->setDropAction(dragMove.dropAction());-
894 if (event->isAccepted())-
895 d->lastDropAction = event->dropAction();-
896 eventDelivered = true;-
897 break;-
898 }-
899-
900 if (!eventDelivered) {-
901 if (d->dragDropWidget) {-
902-
903 QDragLeaveEvent dragLeave;-
904 QApplication::sendEvent(d->dragDropWidget, &dragLeave);-
905 d->dragDropWidget = 0;-
906 }-
907-
908 event->setDropAction(Qt::IgnoreAction);-
909 }-
910-
911}-
912-
913-
914-
915-
916void QGraphicsProxyWidget::dropEvent(QGraphicsSceneDragDropEvent *event)-
917{-
918-
919-
920-
921 QGraphicsProxyWidgetPrivate * const d = d_func();-
922 if (d->widget && d->dragDropWidget) {-
923 QPoint widgetPos = d->mapToReceiver(event->pos(), d->dragDropWidget).toPoint();-
924 QDropEvent dropEvent(widgetPos, event->possibleActions(), event->mimeData(), event->buttons(), event->modifiers());-
925 QApplication::sendEvent(d->dragDropWidget, &dropEvent);-
926 event->setAccepted(dropEvent.isAccepted());-
927 d->dragDropWidget = 0;-
928 }-
929-
930}-
931-
932-
933-
934-
935-
936void QGraphicsProxyWidget::hoverEnterEvent(QGraphicsSceneHoverEvent *event)-
937{-
938 (void)event;;-
939}-
940-
941-
942-
943-
944void QGraphicsProxyWidget::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)-
945{-
946 (void)event;;-
947 QGraphicsProxyWidgetPrivate * const d = d_func();-
948-
949 if (d->lastWidgetUnderMouse) {-
950 QApplicationPrivate::dispatchEnterLeave(0, d->lastWidgetUnderMouse, event->screenPos());-
951 d->lastWidgetUnderMouse = 0;-
952 }-
953}-
954-
955-
956-
957-
958void QGraphicsProxyWidget::hoverMoveEvent(QGraphicsSceneHoverEvent *event)-
959{-
960 QGraphicsProxyWidgetPrivate * const d = d_func();-
961-
962-
963-
964-
965 if (!d->widget || !rect().contains(event->pos())) {-
966 if (d->lastWidgetUnderMouse) {-
967 QApplicationPrivate::dispatchEnterLeave(0, d->lastWidgetUnderMouse, event->screenPos());-
968 d->lastWidgetUnderMouse = 0;-
969 }-
970 return;-
971 }-
972-
973 d->embeddedMouseGrabber = 0;-
974 d->sendWidgetMouseEvent(event);-
975}-
976-
977-
978-
979-
980void QGraphicsProxyWidget::grabMouseEvent(QEvent *event)-
981{-
982 (void)event;;-
983}-
984-
985-
986-
987-
988void QGraphicsProxyWidget::ungrabMouseEvent(QEvent *event)-
989{-
990 QGraphicsProxyWidgetPrivate * const d = d_func();-
991 (void)event;;-
992 d->embeddedMouseGrabber = 0;-
993}-
994-
995-
996-
997-
998void QGraphicsProxyWidget::mouseMoveEvent(QGraphicsSceneMouseEvent *event)-
999{-
1000 QGraphicsProxyWidgetPrivate * const d = d_func();-
1001-
1002-
1003-
1004 d->sendWidgetMouseEvent(event);-
1005}-
1006-
1007-
1008-
1009-
1010void QGraphicsProxyWidget::mousePressEvent(QGraphicsSceneMouseEvent *event)-
1011{-
1012 QGraphicsProxyWidgetPrivate * const d = d_func();-
1013-
1014-
1015-
1016 d->sendWidgetMouseEvent(event);-
1017}-
1018-
1019-
1020-
1021-
1022void QGraphicsProxyWidget::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)-
1023{-
1024 QGraphicsProxyWidgetPrivate * const d = d_func();-
1025-
1026-
1027-
1028 d->sendWidgetMouseEvent(event);-
1029}-
1030-
1031-
1032-
1033-
1034-
1035void QGraphicsProxyWidget::wheelEvent(QGraphicsSceneWheelEvent *event)-
1036{-
1037 QGraphicsProxyWidgetPrivate * const d = d_func();-
1038-
1039-
1040-
1041 if (!d->widget)-
1042 return;-
1043-
1044 QPointF pos = event->pos();-
1045 QPointer<QWidget> receiver = d->widget->childAt(pos.toPoint());-
1046 if (!receiver)-
1047 receiver = d->widget;-
1048-
1049-
1050 pos = d->mapToReceiver(pos, receiver);-
1051-
1052-
1053 QWheelEvent wheelEvent(pos.toPoint(), event->screenPos(), event->delta(),-
1054 event->buttons(), event->modifiers(), event->orientation());-
1055 QPointer<QWidget> focusWidget = d->widget->focusWidget();-
1056 extern bool qt_sendSpontaneousEvent(QObject *, QEvent *);-
1057 qt_sendSpontaneousEvent(receiver, &wheelEvent);-
1058 event->setAccepted(wheelEvent.isAccepted());-
1059-
1060-
1061 if (focusWidget && !focusWidget->hasFocus()) {-
1062 focusWidget->update();-
1063 focusWidget = d->widget->focusWidget();-
1064 if (focusWidget && focusWidget->hasFocus())-
1065 focusWidget->update();-
1066 }-
1067}-
1068-
1069-
1070-
1071-
1072-
1073void QGraphicsProxyWidget::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)-
1074{-
1075 QGraphicsProxyWidgetPrivate * const d = d_func();-
1076-
1077-
1078-
1079 d->sendWidgetMouseEvent(event);-
1080}-
1081-
1082-
1083-
1084-
1085void QGraphicsProxyWidget::keyPressEvent(QKeyEvent *event)-
1086{-
1087 QGraphicsProxyWidgetPrivate * const d = d_func();-
1088-
1089-
1090-
1091 d->sendWidgetKeyEvent(event);-
1092}-
1093-
1094-
1095-
1096-
1097void QGraphicsProxyWidget::keyReleaseEvent(QKeyEvent *event)-
1098{-
1099 QGraphicsProxyWidgetPrivate * const d = d_func();-
1100-
1101-
1102-
1103 d->sendWidgetKeyEvent(event);-
1104}-
1105-
1106-
1107-
1108-
1109void QGraphicsProxyWidget::focusInEvent(QFocusEvent *event)-
1110{-
1111-
1112-
1113-
1114 QGraphicsProxyWidgetPrivate * const d = d_func();-
1115-
1116 if (d->focusFromWidgetToProxy) {-
1117-
1118-
1119-
1120 return;-
1121 }-
1122-
1123 d->proxyIsGivingFocus = true;-
1124-
1125 switch (event->reason()) {-
1126 case Qt::TabFocusReason: {-
1127 if (QWidget *focusChild = d->findFocusChild(0, true))-
1128 focusChild->setFocus(event->reason());-
1129 break;-
1130 }-
1131 case Qt::BacktabFocusReason:-
1132 if (QWidget *focusChild = d->findFocusChild(0, false))-
1133 focusChild->setFocus(event->reason());-
1134 break;-
1135 default:-
1136 if (d->widget && d->widget->focusWidget()) {-
1137 d->widget->focusWidget()->setFocus(event->reason());-
1138 }-
1139 break;-
1140 }-
1141-
1142 d->proxyIsGivingFocus = false;-
1143}-
1144-
1145-
1146-
1147-
1148void QGraphicsProxyWidget::focusOutEvent(QFocusEvent *event)-
1149{-
1150-
1151-
1152-
1153 QGraphicsProxyWidgetPrivate * const d = d_func();-
1154 if (d->widget) {-
1155-
1156-
1157 if (QWidget *focusWidget = d->widget->focusWidget())-
1158 d->removeSubFocusHelper(focusWidget, event->reason());-
1159 }-
1160}-
1161-
1162-
1163-
1164-
1165bool QGraphicsProxyWidget::focusNextPrevChild(bool next)-
1166{-
1167 QGraphicsProxyWidgetPrivate * const d = d_func();-
1168 if (!d->widget || !d->scene)-
1169 return QGraphicsWidget::focusNextPrevChild(next);-
1170-
1171 Qt::FocusReason reason = next ? Qt::TabFocusReason : Qt::BacktabFocusReason;-
1172 QWidget *lastFocusChild = d->widget->focusWidget();-
1173 if (QWidget *newFocusChild = d->findFocusChild(lastFocusChild, next)) {-
1174 newFocusChild->setFocus(reason);-
1175 return true;-
1176 }-
1177-
1178 return QGraphicsWidget::focusNextPrevChild(next);-
1179}-
1180-
1181-
1182-
1183-
1184QVariant QGraphicsProxyWidget::inputMethodQuery(Qt::InputMethodQuery query) const-
1185{-
1186 const QGraphicsProxyWidgetPrivate * const d = d_func();-
1187-
1188 if (!d->widget || !hasFocus())-
1189 return QVariant();-
1190-
1191 QWidget *focusWidget = widget()->focusWidget();-
1192 if (!focusWidget)-
1193 focusWidget = d->widget;-
1194 QVariant v = focusWidget->inputMethodQuery(query);-
1195 QPointF focusWidgetPos = subWidgetRect(focusWidget).topLeft();-
1196 switch (v.type()) {-
1197 case QVariant::RectF:-
1198 v = v.toRectF().translated(focusWidgetPos);-
1199 break;-
1200 case QVariant::PointF:-
1201 v = v.toPointF() + focusWidgetPos;-
1202 break;-
1203 case QVariant::Rect:-
1204 v = v.toRect().translated(focusWidgetPos.toPoint());-
1205 break;-
1206 case QVariant::Point:-
1207 v = v.toPoint() + focusWidgetPos.toPoint();-
1208 break;-
1209 default:-
1210 break;-
1211 }-
1212 return v;-
1213}-
1214-
1215-
1216-
1217-
1218void QGraphicsProxyWidget::inputMethodEvent(QInputMethodEvent *event)-
1219{-
1220-
1221 const QGraphicsProxyWidgetPrivate * const d = d_func();-
1222 QWidget *focusWidget = d->widget->focusWidget();-
1223 if (focusWidget && focusWidget->testAttribute(Qt::WA_InputMethodEnabled))-
1224 QApplication::sendEvent(focusWidget, event);-
1225}-
1226-
1227-
1228-
1229-
1230QSizeF QGraphicsProxyWidget::sizeHint(Qt::SizeHint which, const QSizeF &constraint) const-
1231{-
1232 const QGraphicsProxyWidgetPrivate * const d = d_func();-
1233 if (!d->widget)-
1234 return QGraphicsWidget::sizeHint(which, constraint);-
1235-
1236 QSizeF sh;-
1237 switch (which) {-
1238 case Qt::PreferredSize:-
1239 if (QLayout *l = d->widget->layout())-
1240 sh = l->sizeHint();-
1241 else-
1242 sh = d->widget->sizeHint();-
1243 break;-
1244 case Qt::MinimumSize:-
1245 if (QLayout *l = d->widget->layout())-
1246 sh = l->minimumSize();-
1247 else-
1248 sh = d->widget->minimumSizeHint();-
1249 break;-
1250 case Qt::MaximumSize:-
1251 if (QLayout *l = d->widget->layout())-
1252 sh = l->maximumSize();-
1253 else-
1254 sh = QSizeF(((1<<24)-1), ((1<<24)-1));-
1255 break;-
1256 case Qt::MinimumDescent:-
1257 sh = constraint;-
1258 break;-
1259 default:-
1260 break;-
1261 }-
1262 return sh;-
1263}-
1264-
1265-
1266-
1267-
1268void QGraphicsProxyWidget::resizeEvent(QGraphicsSceneResizeEvent *event)-
1269{-
1270 QGraphicsProxyWidgetPrivate * const d = d_func();-
1271 if (d->widget) {-
1272 if (d->sizeChangeMode != QGraphicsProxyWidgetPrivate::WidgetToProxyMode)-
1273 d->widget->resize(event->newSize().toSize());-
1274 }-
1275 QGraphicsWidget::resizeEvent(event);-
1276}-
1277-
1278-
1279-
1280-
1281void QGraphicsProxyWidget::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)-
1282{-
1283 QGraphicsProxyWidgetPrivate * const d = d_func();-
1284 (void)widget;;-
1285 if (!d->widget || !d->widget->isVisible())-
1286 return;-
1287-
1288-
1289 const QRect exposedWidgetRect = (option->exposedRect & rect()).toAlignedRect();-
1290 if (exposedWidgetRect.isEmpty())-
1291 return;-
1292-
1293 d->widget->render(painter, exposedWidgetRect.topLeft(), exposedWidgetRect);-
1294}-
1295-
1296-
1297-
1298-
1299int QGraphicsProxyWidget::type() const-
1300{-
1301 return Type;-
1302}-
1303QGraphicsProxyWidget *QGraphicsProxyWidget::createProxyForChildWidget(QWidget *child)-
1304{-
1305 QGraphicsProxyWidget *proxy = child->graphicsProxyWidget();-
1306 if (proxy)-
1307 return proxy;-
1308 if (!child->parentWidget()) {-
1309 QMessageLogger(__FILE__, 15341566, __PRETTY_FUNCTION__).warning("QGraphicsProxyWidget::createProxyForChildWidget: top-level widget not in a QGraphicsScene");-
1310 return 0;-
1311 }-
1312-
1313 QGraphicsProxyWidget *parentProxy = createProxyForChildWidget(child->parentWidget());-
1314 if (!parentProxy)-
1315 return 0;-
1316-
1317 if (!QMetaObject::invokeMethod(parentProxy, "newProxyWidget", Qt::DirectConnection,-
1318 QReturnArgument<QGraphicsProxyWidget* >("QGraphicsProxyWidget*", proxy), QArgument<const QWidget* >("const QWidget*", child)))-
1319 return 0;-
1320 proxy->setParent(parentProxy);-
1321 proxy->setWidget(child);-
1322 return proxy;-
1323}-
1324QGraphicsProxyWidget *QGraphicsProxyWidget::newProxyWidget(const QWidget *)-
1325{-
1326 return new QGraphicsProxyWidget(this);-
1327}-
1328-
1329-
1330-
1331-
1332-
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