diff options
Diffstat (limited to 'tests/auto/widgets/graphicsview/qgraphicsview/tst_qgraphicsview.cpp')
| -rw-r--r-- | tests/auto/widgets/graphicsview/qgraphicsview/tst_qgraphicsview.cpp | 310 |
1 files changed, 0 insertions, 310 deletions
diff --git a/tests/auto/widgets/graphicsview/qgraphicsview/tst_qgraphicsview.cpp b/tests/auto/widgets/graphicsview/qgraphicsview/tst_qgraphicsview.cpp index 8ce841e863..1f0f20a297 100644 --- a/tests/auto/widgets/graphicsview/qgraphicsview/tst_qgraphicsview.cpp +++ b/tests/auto/widgets/graphicsview/qgraphicsview/tst_qgraphicsview.cpp @@ -199,9 +199,7 @@ private slots: void sendEvent(); #if QT_CONFIG(wheelevent) void wheelEvent(); - void wheelEventPropagation(); #endif - void touchEvent(); #ifndef QT_NO_CURSOR void cursor(); void cursor2(); @@ -2247,316 +2245,8 @@ void tst_QGraphicsView::wheelEvent() QCOMPARE(spy.count(), 2); QVERIFY(widget->hasFocus()); } - -/*! - QGraphicsProxyWidget receives wheel events from QGraphicsScene, and then - generates a new event that is sent spontaneously in order to enable event - propagation. This requires extra handling of the wheel grabbing we do for - high-precision wheel event streams. - - Test that this doesn't trigger infinite recursion, while still resulting in - event propagation within the embedded widget hierarchy, and back to the - QGraphicsView if the event is not accepted. - - See tst_QApplication::wheelEventPropagation for a similar test. -*/ -void tst_QGraphicsView::wheelEventPropagation() -{ - QGraphicsScene scene(0, 0, 600, 600); - - QWidget *label = new QLabel("Direct"); - label->setFixedSize(300, 30); - QGraphicsProxyWidget *labelProxy = scene.addWidget(label); - labelProxy->setPos(0, 50); - labelProxy->show(); - - class NestedWidget : public QWidget - { - public: - NestedWidget(const QString &text) - { - setObjectName("Nested Label"); - QLabel *nested = new QLabel(text); - QHBoxLayout *hbox = new QHBoxLayout; - hbox->addWidget(nested); - setLayout(hbox); - } - - int wheelEventCount = 0; - protected: - void wheelEvent(QWheelEvent *) override - { - ++wheelEventCount; - } - }; - NestedWidget *nestedWidget = new NestedWidget("Nested"); - nestedWidget->setFixedSize(300, 60); - QGraphicsProxyWidget *nestedProxy = scene.addWidget(nestedWidget); - nestedProxy->setPos(0, 120); - nestedProxy->show(); - - QGraphicsView view(&scene); - view.setFixedHeight(200); - view.show(); - - QVERIFY(QTest::qWaitForWindowActive(&view)); - QVERIFY(view.verticalScrollBar()->isVisible()); - - view.verticalScrollBar()->setValue(0); - QSignalSpy scrollSpy(view.verticalScrollBar(), &QScrollBar::valueChanged); - - const QPoint wheelPosition(50, 25); - auto wheelUp = [&view, wheelPosition](Qt::ScrollPhase phase) { - const QPoint global = view.mapToGlobal(wheelPosition); - const QPoint pixelDelta(0, -25); - const QPoint angleDelta(0, -120); - QWindowSystemInterface::handleWheelEvent(view.windowHandle(), wheelPosition, global, - pixelDelta, angleDelta, Qt::NoModifier, - phase); - QCoreApplication::processEvents(); - }; - - int scrollCount = 0; - // test non-kinetic events; they are not grabbed, and should scroll the view unless - // accepted by the embedded widget - QCOMPARE(view.itemAt(wheelPosition), nullptr); - wheelUp(Qt::NoScrollPhase); - QCOMPARE(scrollSpy.count(), ++scrollCount); - - // wheeling on the label, which ignores the event, should scroll the view - QCOMPARE(view.itemAt(wheelPosition), labelProxy); - wheelUp(Qt::NoScrollPhase); - QCOMPARE(scrollSpy.count(), ++scrollCount); - QCOMPARE(view.itemAt(wheelPosition), labelProxy); - wheelUp(Qt::NoScrollPhase); - QCOMPARE(scrollSpy.count(), ++scrollCount); - - // left the widget - QCOMPARE(view.itemAt(wheelPosition), nullptr); - wheelUp(Qt::NoScrollPhase); - QCOMPARE(scrollSpy.count(), ++scrollCount); - - // reached the nested widget, which accepts the wheel event, so no more scrolling - QCOMPARE(view.itemAt(wheelPosition), nestedProxy); - // remember this position for later - const int scrollBarValueOnNestedProxy = view.verticalScrollBar()->value(); - wheelUp(Qt::NoScrollPhase); - QCOMPARE(scrollSpy.count(), scrollCount); - QCOMPARE(nestedWidget->wheelEventCount, 1); - - // reset, try with kinetic events - view.verticalScrollBar()->setValue(0); - ++scrollCount; - - // starting a scroll outside any widget and scrolling through the widgets should work, - // no matter if the widget accepts wheel events - the view has the grab - QCOMPARE(view.itemAt(wheelPosition), nullptr); - wheelUp(Qt::ScrollBegin); - QCOMPARE(scrollSpy.count(), ++scrollCount); - for (int i = 0; i < 5; ++i) { - wheelUp(Qt::ScrollUpdate); - QCOMPARE(scrollSpy.count(), ++scrollCount); - } - wheelUp(Qt::ScrollEnd); - QCOMPARE(scrollSpy.count(), ++scrollCount); - - // reset - view.verticalScrollBar()->setValue(0); - scrollCount = scrollSpy.count(); - - // starting a scroll on a widget that doesn't accept wheel events - // should also scroll the view, which still gets the grab - wheelUp(Qt::NoScrollPhase); - scrollCount = scrollSpy.count(); - - QCOMPARE(view.itemAt(wheelPosition), labelProxy); - wheelUp(Qt::ScrollBegin); - QCOMPARE(scrollSpy.count(), ++scrollCount); - for (int i = 0; i < 5; ++i) { - wheelUp(Qt::ScrollUpdate); - QCOMPARE(scrollSpy.count(), ++scrollCount); - } - wheelUp(Qt::ScrollEnd); - QCOMPARE(scrollSpy.count(), ++scrollCount); - - // starting a scroll on a widget that does accept wheel events - // should not scroll the view - view.verticalScrollBar()->setValue(scrollBarValueOnNestedProxy); - scrollCount = scrollSpy.count(); - - QCOMPARE(view.itemAt(wheelPosition), nestedProxy); - wheelUp(Qt::ScrollBegin); - QCOMPARE(scrollSpy.count(), scrollCount); -} #endif // QT_CONFIG(wheelevent) -void tst_QGraphicsView::touchEvent() -{ - QGraphicsScene scene(0, 0, 300, 200); - QWidget *simpleWidget = new QWidget; - simpleWidget->setObjectName("simpleWidget"); - simpleWidget->setAttribute(Qt::WA_AcceptTouchEvents, true); - QGraphicsProxyWidget *simpleProxy = scene.addWidget(simpleWidget); - simpleProxy->setAcceptTouchEvents(true); - simpleProxy->setGeometry(QRectF(0, 0, 30, 30)); - - QWidget *formWidget = new QWidget; - formWidget->setObjectName("formWidget"); - formWidget->setAttribute(Qt::WA_AcceptTouchEvents, true); - QPushButton *pushButton1 = new QPushButton("One"); - pushButton1->setObjectName("pushButton1"); - pushButton1->setAttribute(Qt::WA_AcceptTouchEvents, true); - QPushButton *pushButton2 = new QPushButton("Two"); - pushButton2->setObjectName("pushButton2"); - pushButton2->setAttribute(Qt::WA_AcceptTouchEvents, true); - QVBoxLayout *vbox = new QVBoxLayout; - vbox->addWidget(pushButton1); - vbox->addWidget(pushButton2); - formWidget->setLayout(vbox); - QGraphicsProxyWidget *formProxy = scene.addWidget(formWidget); - formProxy->setAcceptTouchEvents(true); - formProxy->setGeometry(QRectF(50, 50, 200, 100)); - - QGraphicsView view(&scene); - view.setFixedSize(scene.width(), scene.height()); - view.verticalScrollBar()->setValue(0); - view.horizontalScrollBar()->setValue(0); - view.show(); - QVERIFY(QTest::qWaitForWindowExposed(&view)); - - class TouchEventSpy : public QObject - { - public: - using QObject::QObject; - - struct TouchRecord { - QObject *receiver; - QEvent::Type eventType; - QHash<int, QPointF> positions; - }; - QList<TouchRecord> records; - - int count() const { return records.count(); } - TouchRecord at(int i) const { return records.at(i); } - void clear() { records.clear(); } - protected: - bool eventFilter(QObject *receiver, QEvent *event) override - { - switch (event->type()) { - case QEvent::TouchBegin: - case QEvent::TouchUpdate: - case QEvent::TouchCancel: - case QEvent::TouchEnd: { - QTouchEvent *touchEvent = static_cast<QTouchEvent *>(event); - // instead of detaching each QEventPoint, just store the relative positions - QHash<int, QPointF> positions; - for (const auto &touchPoint : touchEvent->points()) - positions[touchPoint.id()] = touchPoint.position(); - records << TouchRecord{receiver, event->type(), positions}; - break; - } - default: - break; - } - return QObject::eventFilter(receiver, event); - } - } eventSpy; - qApp->installEventFilter(&eventSpy); - - auto touchDevice = QTest::createTouchDevice(); - const QPointF simpleCenter = simpleProxy->geometry().center(); - - // On systems without double conversion we might get different rounding behavior. - // One pixel off in any direction is acceptable for this test. - constexpr auto closeEnough = [](QPointF exp, QPointF act) -> bool { - const QRectF expArea(exp - QPointF(1., 1.), exp + QPointF(1., 1.)); - const bool contains = expArea.contains(act); - if (!contains) - qWarning() << act << "not in" << exp; - return contains; - }; - - // verify that the embedded widget gets the correctly translated event - { - auto sequence = QTest::touchEvent(view.viewport(), touchDevice); - sequence.press(0, simpleCenter.toPoint()); - } - // window, viewport, scene, simpleProxy, simpleWidget - QCOMPARE(eventSpy.count(), 5); - auto record = eventSpy.at(eventSpy.count() - 1); - QCOMPARE(record.receiver, simpleWidget); - QCOMPARE(record.eventType, QEvent::TouchBegin); - QCOMPARE(record.positions.count(), 1); - QVERIFY(closeEnough(record.positions[0], simpleCenter)); - eventSpy.clear(); - - // verify that the layout of formWidget is how we expect it to be - QCOMPARE(formWidget->childAt(QPoint(5, 5)), nullptr); - const QPoint pb1Center = pushButton1->rect().center(); - QCOMPARE(formWidget->childAt(pushButton1->pos() + pb1Center), pushButton1); - const QPoint pb2Center = pushButton2->rect().center(); - QCOMPARE(formWidget->childAt(pushButton2->pos() + pb2Center), pushButton2); - - // single touch point to nested widget, event should bubble up and translate correctly - { - auto sequence = QTest::touchEvent(view.viewport(), touchDevice); - sequence.press(0, pushButton1->pos() + pb1Center + formProxy->pos().toPoint()); - } - // ..., formProxy, pushButton1, formWidget - QCOMPARE(eventSpy.count(), 6); - record = eventSpy.at(eventSpy.count() - 2); - QCOMPARE(record.receiver, pushButton1); - QVERIFY(closeEnough(record.positions[0], pb1Center)); - QCOMPARE(record.eventType, QEvent::TouchBegin); - // pushButton doesn't accept the point, so it propagates to parent - record = eventSpy.at(eventSpy.count() - 1); - QCOMPARE(record.receiver, formWidget); - QVERIFY(closeEnough(record.positions[0], pushButton1->pos() + pb1Center)); - QCOMPARE(record.eventType, QEvent::TouchBegin); - eventSpy.clear(); - - // multi-touch to different widgets - { - auto sequence = QTest::touchEvent(view.viewport(), touchDevice); - sequence.press(0, pushButton1->pos() + pb1Center + formProxy->pos().toPoint()); - sequence.press(1, pushButton2->pos() + pb2Center + formProxy->pos().toPoint()); - } - // window, viewport, scene, formProxy, pushButton1, formWidget, pushButton2, formWidget - QCOMPARE(eventSpy.count(), 8); - record = eventSpy.at(4); - // the order in which the two presses are delivered is not defined - const bool pb1First = record.receiver == pushButton1; - if (pb1First) { - QCOMPARE(record.receiver, pushButton1); - QVERIFY(closeEnough(record.positions[0], pb1Center)); - } else { - QCOMPARE(record.receiver, pushButton2); - QVERIFY(closeEnough(record.positions[1], pb2Center)); - } - record = eventSpy.at(5); - QCOMPARE(record.receiver, formWidget); - if (pb1First) { - QVERIFY(closeEnough(record.positions[0], pushButton1->pos() + pb1Center)); - } else { - QVERIFY(closeEnough(record.positions[1], pushButton2->pos() + pb2Center)); - } - record = eventSpy.at(6); - if (pb1First) { - QCOMPARE(record.receiver, pushButton2); - QVERIFY(closeEnough(record.positions[1], pb2Center)); - } else { - QCOMPARE(record.receiver, pushButton1); - QVERIFY(closeEnough(record.positions[0], pb1Center)); - } - record = eventSpy.at(7); - QCOMPARE(record.receiver, formWidget); - if (pb1First) { - QVERIFY(closeEnough(record.positions[1], pushButton2->pos() + pb2Center)); - } else { - QVERIFY(closeEnough(record.positions[0], pushButton1->pos() + pb1Center)); - } -} - #ifndef QT_NO_CURSOR void tst_QGraphicsView::cursor() { |