diff options
Diffstat (limited to 'src/gui/graphicsview/qgraphicsview.cpp')
| -rw-r--r-- | src/gui/graphicsview/qgraphicsview.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/gui/graphicsview/qgraphicsview.cpp b/src/gui/graphicsview/qgraphicsview.cpp index 7ac1a8f..26efe58 100644 --- a/src/gui/graphicsview/qgraphicsview.cpp +++ b/src/gui/graphicsview/qgraphicsview.cpp @@ -1512,6 +1512,11 @@ void QGraphicsView::setScene(QGraphicsScene *scene) this, SLOT(updateSceneRect(QRectF))); d->scene->d_func()->removeView(this); d->connectedToScene = false; + + if (isActiveWindow() && isVisible()) { + QEvent windowDeactivate(QEvent::WindowDeactivate); + QApplication::sendEvent(d->scene, &windowDeactivate); + } } // Assign the new scene and update the contents (scrollbars, etc.)). @@ -1533,6 +1538,11 @@ void QGraphicsView::setScene(QGraphicsScene *scene) // enable touch events if any items is interested in them if (!d->scene->d_func()->allItemsIgnoreTouchEvents) d->viewport->setAttribute(Qt::WA_AcceptTouchEvents); + + if (isActiveWindow() && isVisible()) { + QEvent windowActivate(QEvent::WindowActivate); + QApplication::sendEvent(d->scene, &windowActivate); + } } else { d->recalculateContentSize(); } @@ -2638,6 +2648,19 @@ bool QGraphicsView::viewportEvent(QEvent *event) d->scene->d_func()->removePopup(d->scene->d_func()->popupWidgets.first()); QApplication::sendEvent(d->scene, event); break; + case QEvent::Show: + if (d->scene && isActiveWindow()) { + QEvent windowActivate(QEvent::WindowActivate); + QApplication::sendEvent(d->scene, &windowActivate); + } + break; + case QEvent::Hide: + // spontaneous event will generate a WindowDeactivate. + if (!event->spontaneous() && d->scene && isActiveWindow()) { + QEvent windowDeactivate(QEvent::WindowDeactivate); + QApplication::sendEvent(d->scene, &windowDeactivate); + } + break; case QEvent::Leave: // ### This is a temporary fix for until we get proper mouse grab // events. activeMouseGrabberItem should be set to 0 if we lose the @@ -3252,10 +3275,13 @@ void QGraphicsView::paintEvent(QPaintEvent *event) // Determine the exposed region d->exposedRegion = event->region(); + if (d->exposedRegion.isEmpty()) + d->exposedRegion = viewport()->rect(); QRectF exposedSceneRect = mapToScene(d->exposedRegion.boundingRect()).boundingRect(); // Set up the painter QPainter painter(viewport()); + painter.setClipRect(event->rect(), Qt::IntersectClip); #ifndef QT_NO_RUBBERBAND if (d->rubberBanding && !d->rubberBandRect.isEmpty()) painter.save(); |