diff options
Diffstat (limited to 'tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp')
| -rw-r--r-- | tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp | 486 |
1 files changed, 485 insertions, 1 deletions
diff --git a/tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp b/tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp index b85abd3..a23ada9 100644 --- a/tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp +++ b/tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp @@ -147,6 +147,12 @@ private slots: void setSizes(); void closePopupOnOutsideClick(); void defaultSize(); + void explicitMouseGrabber(); + void implicitMouseGrabber(); + void doubleClickAfterExplicitMouseGrab(); + void popupMouseGrabber(); + void windowFlags_data(); + void windowFlags(); // Task fixes void task236127_bspTreeIndexFails(); @@ -1734,6 +1740,10 @@ void tst_QGraphicsWidget::task236127_bspTreeIndexFails() widget->resize(10, 10); widget2->resize(10, 10); widget2->setZValue(1); + QCOMPARE(widget2->zValue(), qreal(1)); + QCOMPARE(widget->zValue(), qreal(0)); + widget->setData(0, "widget"); + widget2->setData(0, "widget2"); QGraphicsScene scene; scene.addItem(widget); @@ -1744,7 +1754,7 @@ void tst_QGraphicsWidget::task236127_bspTreeIndexFails() #ifdef Q_WS_X11 qt_x11_wait_for_window_manager(&view); #endif - QTest::qWait(50); + QTest::qWait(100); QVERIFY(!scene.itemAt(25, 25)); widget->setGeometry(0, 112, 360, 528); @@ -1782,6 +1792,480 @@ void tst_QGraphicsWidget::defaultSize() } +void tst_QGraphicsWidget::explicitMouseGrabber() +{ + QGraphicsWidget *widget = new QGraphicsWidget; + EventSpy widgetGrabEventSpy(widget, QEvent::GrabMouse); + EventSpy widgetUngrabEventSpy(widget, QEvent::UngrabMouse); + + // Grab without scene + QTest::ignoreMessage(QtWarningMsg, "QGraphicsItem::grabMouse: cannot grab mouse without scene"); + widget->grabMouse(); + QCOMPARE(widgetGrabEventSpy.count(), 0); + QTest::ignoreMessage(QtWarningMsg, "QGraphicsItem::ungrabMouse: cannot ungrab mouse without scene"); + widget->ungrabMouse(); + QCOMPARE(widgetUngrabEventSpy.count(), 0); + + // Add to scene + QGraphicsScene scene; + scene.addItem(widget); + + // Ungrab while not grabber + QTest::ignoreMessage(QtWarningMsg, "QGraphicsItem::ungrabMouse: not a mouse grabber"); + widget->ungrabMouse(); + + // Simple grab with scene + QVERIFY(!scene.mouseGrabberItem()); + widget->grabMouse(); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); + QCOMPARE(widgetGrabEventSpy.count(), 1); + widget->ungrabMouse(); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)0); + QCOMPARE(widgetUngrabEventSpy.count(), 1); + + // Grab while grabbing + widget->grabMouse(); + QCOMPARE(widgetGrabEventSpy.count(), 2); + QTest::ignoreMessage(QtWarningMsg, "QGraphicsItem::grabMouse: already a mouse grabber"); + widget->grabMouse(); + QCOMPARE(widgetGrabEventSpy.count(), 2); + QCOMPARE(widgetUngrabEventSpy.count(), 1); + widget->ungrabMouse(); + QCOMPARE(widgetUngrabEventSpy.count(), 2); + + // Add two more widgets to the scene + QGraphicsWidget *widget2 = new QGraphicsWidget; + scene.addItem(widget2); + EventSpy widget2GrabEventSpy(widget2, QEvent::GrabMouse); + EventSpy widget2UngrabEventSpy(widget2, QEvent::UngrabMouse); + QGraphicsWidget *widget3 = new QGraphicsWidget; + scene.addItem(widget3); + EventSpy widget3GrabEventSpy(widget3, QEvent::GrabMouse); + EventSpy widget3UngrabEventSpy(widget3, QEvent::UngrabMouse); + + widget->setData(0, "widget"); + widget2->setData(0, "widget2"); + widget3->setData(0, "widget3"); + + // Simple nested grabbing + widget->grabMouse(); + QCOMPARE(widgetGrabEventSpy.count(), 3); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); + widget2->grabMouse(); + QCOMPARE(widgetUngrabEventSpy.count(), 3); + QCOMPARE(widget2GrabEventSpy.count(), 1); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget2); + widget3->grabMouse(); + QCOMPARE(widget2UngrabEventSpy.count(), 1); + QCOMPARE(widget3GrabEventSpy.count(), 1); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget3); + widget3->ungrabMouse(); + QCOMPARE(widget3UngrabEventSpy.count(), 1); + QCOMPARE(widget2GrabEventSpy.count(), 2); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget2); + widget2->ungrabMouse(); + QCOMPARE(widget2UngrabEventSpy.count(), 2); + QCOMPARE(widgetGrabEventSpy.count(), 4); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); + widget->ungrabMouse(); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)0); + + // Out of order ungrab + widget->grabMouse(); + QCOMPARE(widgetGrabEventSpy.count(), 5); + widget2->grabMouse(); + QCOMPARE(widget2GrabEventSpy.count(), 3); + widget3->grabMouse(); + QCOMPARE(widget3GrabEventSpy.count(), 2); + widget2->ungrabMouse(); + QCOMPARE(widget3UngrabEventSpy.count(), 2); + QCOMPARE(widget2UngrabEventSpy.count(), 4); + QCOMPARE(widgetGrabEventSpy.count(), 6); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); +} + +void tst_QGraphicsWidget::implicitMouseGrabber() +{ + QGraphicsScene scene; + QGraphicsWidget *widget = new QGraphicsWidget; + widget->setFlag(QGraphicsItem::ItemIsMovable); // can grab mouse + widget->resize(200, 200); + EventSpy widgetGrabEventSpy(widget, QEvent::GrabMouse); + EventSpy widgetUngrabEventSpy(widget, QEvent::UngrabMouse); + scene.addItem(widget); + + QVERIFY(!scene.mouseGrabberItem()); + + // Click on an item, see if gain and lose implicit mouse grab. + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMousePress); + event.ignore(); + event.setButton(Qt::LeftButton); + event.setScenePos(QPointF(50, 50)); + qApp->sendEvent(&scene, &event); + } + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); + QCOMPARE(widgetGrabEventSpy.count(), 1); + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMouseRelease); + event.ignore(); + event.setButton(Qt::LeftButton); + event.setScenePos(QPointF(50, 50)); + qApp->sendEvent(&scene, &event); + } + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)0); + QCOMPARE(widgetGrabEventSpy.count(), 1); + QCOMPARE(widgetUngrabEventSpy.count(), 1); + + // Click on an item that already grabs the mouse. Shouldn't have any effect. + widget->grabMouse(); + QCOMPARE(widgetGrabEventSpy.count(), 2); + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMousePress); + event.ignore(); + event.setButton(Qt::LeftButton); + event.setScenePos(QPointF(50, 50)); + qApp->sendEvent(&scene, &event); + } + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); + QCOMPARE(widgetGrabEventSpy.count(), 2); + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMouseRelease); + event.ignore(); + event.setButton(Qt::LeftButton); + event.setScenePos(QPointF(50, 50)); + qApp->sendEvent(&scene, &event); + } + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); + QCOMPARE(widgetGrabEventSpy.count(), 2); + QCOMPARE(widgetUngrabEventSpy.count(), 1); + widget->ungrabMouse(); + QCOMPARE(widgetUngrabEventSpy.count(), 2); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)0); + + // Implicit mouse grabber tries to explicitly grab the mouse + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMousePress); + event.ignore(); + event.setButton(Qt::LeftButton); + event.setScenePos(QPointF(50, 50)); + qApp->sendEvent(&scene, &event); + } + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); + QCOMPARE(widgetGrabEventSpy.count(), 3); + widget->grabMouse(); + QCOMPARE(widgetUngrabEventSpy.count(), 2); + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMouseRelease); + event.ignore(); + event.setButton(Qt::LeftButton); + event.setScenePos(QPointF(50, 50)); + qApp->sendEvent(&scene, &event); + } + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); + QCOMPARE(widgetGrabEventSpy.count(), 3); + QCOMPARE(widgetUngrabEventSpy.count(), 2); + widget->ungrabMouse(); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)0); + QCOMPARE(widgetGrabEventSpy.count(), 3); + QCOMPARE(widgetUngrabEventSpy.count(), 3); + + // Arrival of a new widget + QGraphicsWidget *widget2 = new QGraphicsWidget; + widget2->setFlag(QGraphicsItem::ItemIsMovable); // can grab mouse + widget2->resize(200, 200); + widget2->setPos(205, 0); + EventSpy widget2GrabEventSpy(widget2, QEvent::GrabMouse); + EventSpy widget2UngrabEventSpy(widget2, QEvent::UngrabMouse); + scene.addItem(widget2); + + // Implicit grab while there's an explicit grab is not possible. + widget->grabMouse(); + QCOMPARE(widgetGrabEventSpy.count(), 4); + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMousePress); + event.ignore(); + event.setButton(Qt::LeftButton); + event.setScenePos(QPointF(250, 50)); + qApp->sendEvent(&scene, &event); + } + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); + QCOMPARE(widgetGrabEventSpy.count(), 4); + QCOMPARE(widget2GrabEventSpy.count(), 0); + QCOMPARE(widget2UngrabEventSpy.count(), 0); + + scene.removeItem(widget); + QCOMPARE(widgetUngrabEventSpy.count(), 4); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)0); +} + +class GrabOnPressItem : public QGraphicsRectItem +{ +public: + GrabOnPressItem(const QRectF &rect) + : QGraphicsRectItem(rect), + npress(0), nrelease(0), ndoubleClick(0), + ngrab(0), nungrab(0) + { + } + int npress; + int nrelease; + int ndoubleClick; + int ngrab; + int nungrab; +protected: + bool sceneEvent(QEvent *event) + { + switch (event->type()) { + case QEvent::GrabMouse: + ++ngrab; + break; + case QEvent::UngrabMouse: + ++nungrab; + break; + default: + break; + } + return QGraphicsRectItem::sceneEvent(event); + } + + void mousePressEvent(QGraphicsSceneMouseEvent *) + { + grabMouse(); + ++npress; + } + void mouseReleaseEvent(QGraphicsSceneMouseEvent *) + { + ungrabMouse(); + ++nrelease; + } + void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *) + { + ++ndoubleClick; + } +}; + +void tst_QGraphicsWidget::doubleClickAfterExplicitMouseGrab() +{ + QGraphicsScene scene; + GrabOnPressItem *item = new GrabOnPressItem(QRectF(0, 0, 100, 100)); + scene.addItem(item); + + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMousePress); + event.setButton(Qt::LeftButton); + event.setButtons(Qt::LeftButton); + event.ignore(); + event.setScenePos(QPointF(50, 50)); + qApp->sendEvent(&scene, &event); + } + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)item); + QCOMPARE(item->npress, 1); + QCOMPARE(item->ngrab, 1); + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMouseRelease); + event.setButton(Qt::LeftButton); + event.setButtons(0); + event.ignore(); + event.setScenePos(QPointF(50, 50)); + qApp->sendEvent(&scene, &event); + } + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)0); + QCOMPARE(item->nrelease, 1); + QCOMPARE(item->nungrab, 1); + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMouseDoubleClick); + event.setButton(Qt::LeftButton); + event.setButtons(Qt::LeftButton); + event.ignore(); + event.setScenePos(QPointF(50, 50)); + qApp->sendEvent(&scene, &event); + } + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)item); + QCOMPARE(item->ndoubleClick, 1); + QCOMPARE(item->ngrab, 2); + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMouseRelease); + event.setButton(Qt::LeftButton); + event.setButtons(0); + event.ignore(); + event.setScenePos(QPointF(50, 50)); + qApp->sendEvent(&scene, &event); + } + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)0); + QCOMPARE(item->nrelease, 2); + QCOMPARE(item->nungrab, 2); +} + +void tst_QGraphicsWidget::popupMouseGrabber() +{ + QGraphicsScene scene; + QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Popup); + widget->setFlag(QGraphicsItem::ItemIsMovable); // can grab mouse + widget->resize(200, 200); + EventSpy widgetGrabEventSpy(widget, QEvent::GrabMouse); + EventSpy widgetUngrabEventSpy(widget, QEvent::UngrabMouse); + + // Simply adding a visible popup to the scene immediately grabs the mouse. + scene.addItem(widget); + QCOMPARE(widgetGrabEventSpy.count(), 1); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); + + // Hiding it loses the grab again. + widget->hide(); + QCOMPARE(widgetUngrabEventSpy.count(), 1); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)0); + + // Showing it grabs the mosue again + widget->show(); + QCOMPARE(widgetGrabEventSpy.count(), 2); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget); + + // Add two popups + QGraphicsWidget *widget2 = new QGraphicsWidget(0, Qt::Popup); + widget2->setFlag(QGraphicsItem::ItemIsMovable); // can grab mouse + widget2->resize(200, 200); + EventSpy widget2GrabEventSpy(widget2, QEvent::GrabMouse); + EventSpy widget2UngrabEventSpy(widget2, QEvent::UngrabMouse); + QGraphicsWidget *widget3 = new QGraphicsWidget(0, Qt::Popup); + widget3->setFlag(QGraphicsItem::ItemIsMovable); // can grab mouse + widget3->resize(200, 200); + EventSpy widget3GrabEventSpy(widget3, QEvent::GrabMouse); + EventSpy widget3UngrabEventSpy(widget3, QEvent::UngrabMouse); + + // Adding to the scene grabs + scene.addItem(widget2); + QCOMPARE(widgetUngrabEventSpy.count(), 2); + QCOMPARE(widget2GrabEventSpy.count(), 1); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget2); + + // Adding to the scene grabs again + scene.addItem(widget3); + QCOMPARE(widget2UngrabEventSpy.count(), 1); + QCOMPARE(widget3GrabEventSpy.count(), 1); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget3); + + // Hiding the topmost widget causes widget 2 to regain grab. + widget3->hide(); + QCOMPARE(widget2GrabEventSpy.count(), 2); + QCOMPARE(widget3UngrabEventSpy.count(), 1); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget2); + widget3->show(); + QCOMPARE(widget2UngrabEventSpy.count(), 2); + QCOMPARE(widget3GrabEventSpy.count(), 2); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget3); + + // Clicking outside the popup still causes it to close (despite that it's + // an explicit mouse grabber). + { + QGraphicsSceneMouseEvent event(QEvent::GraphicsSceneMousePress); + event.ignore(); + event.setButton(Qt::LeftButton); + event.setScenePos(QPointF(500, 500)); // outside + qApp->sendEvent(&scene, &event); + } + QVERIFY(!widget3->isVisible()); + QCOMPARE(widget3UngrabEventSpy.count(), 2); + QCOMPARE(widget2GrabEventSpy.count(), 3); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget2); + QVERIFY(widget2->isVisible()); + QVERIFY(widget->isVisible()); + widget3->show(); + QCOMPARE(widget3GrabEventSpy.count(), 3); + QCOMPARE(widget2UngrabEventSpy.count(), 3); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget3); + + // This is something of a curiosity. What happens if you call + // ungrabMouse() on a popup? The answer is - it loses the grab. If you + // hide and show the popup again, it will regain the grab. + widget3->ungrabMouse(); + QCOMPARE(widget3UngrabEventSpy.count(), 3); + QCOMPARE(widget2GrabEventSpy.count(), 4); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget2); + widget3->hide(); + widget3->show(); + QCOMPARE(widget3GrabEventSpy.count(), 4); + QCOMPARE(widget2UngrabEventSpy.count(), 4); + QCOMPARE(scene.mouseGrabberItem(), (QGraphicsItem *)widget3); +} + +void tst_QGraphicsWidget::windowFlags_data() +{ + QTest::addColumn<int>("inputFlags"); + QTest::addColumn<int>("outputFlags"); + + QTest::newRow("nil") << 0 << 0; + + // Window types + QTest::newRow("Qt::Window") << int(Qt::Window) + << int(Qt::Window | Qt::WindowTitleHint | Qt::WindowSystemMenuHint + | Qt::WindowMinimizeButtonHint | Qt::WindowMaximizeButtonHint); + QTest::newRow("Qt::SubWindow") << int(Qt::SubWindow) + << int(Qt::SubWindow | Qt::WindowTitleHint | Qt::WindowSystemMenuHint + | Qt::WindowMinimizeButtonHint | Qt::WindowMaximizeButtonHint); + QTest::newRow("Qt::Dialog") << int(Qt::Dialog) + << int(Qt::Dialog | Qt::WindowTitleHint | Qt::WindowSystemMenuHint + | Qt::WindowContextHelpButtonHint); + QTest::newRow("Qt::Sheet") << int(Qt::Sheet) + << int(Qt::Sheet | Qt::WindowTitleHint | Qt::WindowSystemMenuHint + | Qt::WindowContextHelpButtonHint); + QTest::newRow("Qt::Tool") << int(Qt::Tool) + << int(Qt::Tool | Qt::WindowTitleHint | Qt::WindowSystemMenuHint); + + // Custom window flags + QTest::newRow("Qt::FramelessWindowHint") << int(Qt::FramelessWindowHint) + << int(Qt::FramelessWindowHint); + QTest::newRow("Qt::CustomizeWindowHint") << int(Qt::CustomizeWindowHint) + << int(Qt::CustomizeWindowHint); +} + +void tst_QGraphicsWidget::windowFlags() +{ + QFETCH(int, inputFlags); + QFETCH(int, outputFlags); + + // Construct with flags set already + QGraphicsWidget widget(0, Qt::WindowFlags(inputFlags)); + QCOMPARE(widget.windowFlags(), Qt::WindowFlags(outputFlags)); + + // Set flags after construction + QGraphicsWidget widget2; + widget2.setWindowFlags(Qt::WindowFlags(inputFlags)); + QCOMPARE(widget2.windowFlags(), Qt::WindowFlags(outputFlags)); + + // Reset flags + widget2.setWindowFlags(0); + QVERIFY(!widget2.windowFlags()); + + // Set flags back again + widget2.setWindowFlags(Qt::WindowFlags(inputFlags)); + QCOMPARE(widget2.windowFlags(), Qt::WindowFlags(outputFlags)); + + // Construct with custom flags set already + QGraphicsWidget widget3(0, Qt::WindowFlags(inputFlags | Qt::FramelessWindowHint)); + QCOMPARE(widget3.windowFlags(), Qt::WindowFlags(inputFlags | Qt::FramelessWindowHint)); + + // Set custom flags after construction + QGraphicsWidget widget4; + widget4.setWindowFlags(Qt::WindowFlags(inputFlags | Qt::FramelessWindowHint)); + QCOMPARE(widget4.windowFlags(), Qt::WindowFlags(inputFlags | Qt::FramelessWindowHint)); + + // Reset flags + widget4.setWindowFlags(0); + QVERIFY(!widget4.windowFlags()); + + // Set custom flags back again + widget4.setWindowFlags(Qt::WindowFlags(inputFlags | Qt::FramelessWindowHint)); + QCOMPARE(widget4.windowFlags(), Qt::WindowFlags(inputFlags | Qt::FramelessWindowHint)); + + QGraphicsWidget *widget5 = new QGraphicsWidget; + widget5->setWindowFlags(Qt::WindowFlags(inputFlags)); + QCOMPARE(widget5->windowFlags(), Qt::WindowFlags(outputFlags)); + QGraphicsWidget window(0, Qt::Window); + widget5->setParentItem(&window); + QCOMPARE(widget5->windowFlags(), Qt::WindowFlags(outputFlags)); +} + class ProxyStyle : public QCommonStyle { public: |