diff options
Diffstat (limited to 'tests/auto/gestures/tst_gestures.cpp')
| -rw-r--r-- | tests/auto/gestures/tst_gestures.cpp | 465 |
1 files changed, 385 insertions, 80 deletions
diff --git a/tests/auto/gestures/tst_gestures.cpp b/tests/auto/gestures/tst_gestures.cpp index 92f979f..952136b 100644 --- a/tests/auto/gestures/tst_gestures.cpp +++ b/tests/auto/gestures/tst_gestures.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** @@ -103,34 +103,38 @@ int CustomEvent::EventType = 0; class CustomGestureRecognizer : public QGestureRecognizer { public: + static bool ConsumeEvents; + CustomGestureRecognizer() { if (!CustomEvent::EventType) CustomEvent::EventType = QEvent::registerEventType(); } - QGesture* createGesture(QObject *) + QGesture* create(QObject *) { return new CustomGesture; } - QGestureRecognizer::Result filterEvent(QGesture *state, QObject*, QEvent *event) + QGestureRecognizer::Result recognize(QGesture *state, QObject*, QEvent *event) { if (event->type() == CustomEvent::EventType) { - QGestureRecognizer::Result result = QGestureRecognizer::ConsumeEventHint; + QGestureRecognizer::Result result = 0; + if (CustomGestureRecognizer::ConsumeEvents) + result |= QGestureRecognizer::ConsumeEventHint; CustomGesture *g = static_cast<CustomGesture*>(state); CustomEvent *e = static_cast<CustomEvent*>(event); g->serial = e->serial; if (e->hasHotSpot) g->setHotSpot(e->hotSpot); if (g->serial >= CustomGesture::SerialFinishedThreshold) - result |= QGestureRecognizer::GestureFinished; + result |= QGestureRecognizer::FinishGesture; else if (g->serial >= CustomGesture::SerialStartedThreshold) - result |= QGestureRecognizer::GestureTriggered; + result |= QGestureRecognizer::TriggerGesture; else if (g->serial >= CustomGesture::SerialMaybeThreshold) - result |= QGestureRecognizer::MaybeGesture; + result |= QGestureRecognizer::MayBeGesture; else - result = QGestureRecognizer::NotGesture; + result = QGestureRecognizer::CancelGesture; return result; } return QGestureRecognizer::Ignore; @@ -138,11 +142,12 @@ public: void reset(QGesture *state) { - CustomGesture *g = static_cast<CustomGesture*>(state); + CustomGesture *g = static_cast<CustomGesture *>(state); g->serial = 0; QGestureRecognizer::reset(state); } }; +bool CustomGestureRecognizer::ConsumeEvents = false; // same as CustomGestureRecognizer but triggers early without the maybe state class CustomContinuousGestureRecognizer : public QGestureRecognizer @@ -154,26 +159,26 @@ public: CustomEvent::EventType = QEvent::registerEventType(); } - QGesture* createGesture(QObject *) + QGesture* create(QObject *) { return new CustomGesture; } - QGestureRecognizer::Result filterEvent(QGesture *state, QObject*, QEvent *event) + QGestureRecognizer::Result recognize(QGesture *state, QObject*, QEvent *event) { if (event->type() == CustomEvent::EventType) { QGestureRecognizer::Result result = QGestureRecognizer::ConsumeEventHint; - CustomGesture *g = static_cast<CustomGesture*>(state); - CustomEvent *e = static_cast<CustomEvent*>(event); + CustomGesture *g = static_cast<CustomGesture *>(state); + CustomEvent *e = static_cast<CustomEvent *>(event); g->serial = e->serial; if (e->hasHotSpot) g->setHotSpot(e->hotSpot); if (g->serial >= CustomGesture::SerialFinishedThreshold) - result |= QGestureRecognizer::GestureFinished; + result |= QGestureRecognizer::FinishGesture; else if (g->serial >= CustomGesture::SerialMaybeThreshold) - result |= QGestureRecognizer::GestureTriggered; + result |= QGestureRecognizer::TriggerGesture; else - result = QGestureRecognizer::NotGesture; + result = QGestureRecognizer::CancelGesture; return result; } return QGestureRecognizer::Ignore; @@ -181,7 +186,7 @@ public: void reset(QGesture *state) { - CustomGesture *g = static_cast<CustomGesture*>(state); + CustomGesture *g = static_cast<CustomGesture *>(state); g->serial = 0; QGestureRecognizer::reset(state); } @@ -251,7 +256,7 @@ protected: } if (eventsPtr) { QGestureEvent *e = static_cast<QGestureEvent*>(event); - QList<QGesture*> gestures = e->allGestures(); + QList<QGesture*> gestures = e->gestures(); foreach(QGesture *g, gestures) { eventsPtr->all << g->gestureType(); switch(g->state()) { @@ -280,6 +285,7 @@ protected: } }; +// TODO rename to sendGestureSequence static void sendCustomGesture(CustomEvent *event, QObject *object, QGraphicsScene *scene = 0) { for (int i = CustomGesture::SerialMaybeThreshold; @@ -322,6 +328,11 @@ private slots: void multipleGesturesInTree(); void multipleGesturesInComplexTree(); void testMapToScene(); + void ungrabGesture(); + void consumeEventHint(); + void unregisterRecognizer(); + void autoCancelGestures(); + void autoCancelGestures2(); }; tst_Gestures::tst_Gestures() @@ -334,13 +345,14 @@ tst_Gestures::~tst_Gestures() void tst_Gestures::initTestCase() { - CustomGesture::GestureType = qApp->registerGestureRecognizer(new CustomGestureRecognizer); + CustomGesture::GestureType = QGestureRecognizer::registerRecognizer(new CustomGestureRecognizer); QVERIFY(CustomGesture::GestureType != Qt::GestureType(0)); QVERIFY(CustomGesture::GestureType != Qt::CustomGesture); } void tst_Gestures::cleanupTestCase() { + QGestureRecognizer::unregisterRecognizer(CustomGesture::GestureType); } void tst_Gestures::init() @@ -354,7 +366,7 @@ void tst_Gestures::cleanup() void tst_Gestures::customGesture() { GestureWidget widget; - widget.grabGesture(CustomGesture::GestureType, Qt::WidgetGesture); + widget.grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); CustomEvent event; sendCustomGesture(&event, &widget); @@ -372,10 +384,23 @@ void tst_Gestures::customGesture() QCOMPARE(widget.events.canceled.size(), 0); } +void tst_Gestures::consumeEventHint() +{ + GestureWidget widget; + widget.grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); + + CustomGestureRecognizer::ConsumeEvents = true; + CustomEvent event; + sendCustomGesture(&event, &widget); + CustomGestureRecognizer::ConsumeEvents = false; + + QCOMPARE(widget.customEventsReceived, 0); +} + void tst_Gestures::autoCancelingGestures() { GestureWidget widget; - widget.grabGesture(CustomGesture::GestureType, Qt::WidgetGesture); + widget.grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); // send partial gesture. The gesture will be in the "maybe" state, but will // never get enough events to fire, so Qt will have to kill it. CustomEvent ev; @@ -399,7 +424,7 @@ void tst_Gestures::gestureOverChild() GestureWidget *child = new GestureWidget("child"); l->addWidget(child); - widget.grabGesture(CustomGesture::GestureType, Qt::WidgetGesture); + widget.grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); CustomEvent event; sendCustomGesture(&event, child); @@ -415,7 +440,7 @@ void tst_Gestures::gestureOverChild() QCOMPARE(widget.gestureOverrideEventsReceived, 0); // enable gestures over the children - widget.grabGesture(CustomGesture::GestureType, Qt::WidgetWithChildrenGesture); + widget.grabGesture(CustomGesture::GestureType); widget.reset(); child->reset(); @@ -444,8 +469,8 @@ void tst_Gestures::multipleWidgetOnlyGestureInTree() GestureWidget *child = new GestureWidget("child"); l->addWidget(child); - parent.grabGesture(CustomGesture::GestureType, Qt::WidgetGesture); - child->grabGesture(CustomGesture::GestureType, Qt::WidgetGesture); + parent.grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); + child->grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); static const int TotalGestureEventsCount = CustomGesture::SerialFinishedThreshold - CustomGesture::SerialStartedThreshold + 1; static const int TotalCustomEventsCount = CustomGesture::SerialFinishedThreshold - CustomGesture::SerialMaybeThreshold + 1; @@ -482,8 +507,8 @@ void tst_Gestures::conflictingGestures() GestureWidget *child = new GestureWidget("child"); l->addWidget(child); - parent.grabGesture(CustomGesture::GestureType, Qt::WidgetWithChildrenGesture); - child->grabGesture(CustomGesture::GestureType, Qt::WidgetWithChildrenGesture); + parent.grabGesture(CustomGesture::GestureType); + child->grabGesture(CustomGesture::GestureType); static const int TotalGestureEventsCount = CustomGesture::SerialFinishedThreshold - CustomGesture::SerialStartedThreshold + 1; @@ -518,9 +543,46 @@ void tst_Gestures::conflictingGestures() parent.reset(); child->reset(); - // nobody accepts the override, we will send normal events to the closest context (to the child) + // nobody accepts the override, we will send normal events to the closest + // context (i.e. to the child widget) and it will be propagated and + // accepted by the parent widget + parent.acceptGestureOverride = false; + child->acceptGestureOverride = false; + child->ignoredGestures << CustomGesture::GestureType; + + // sending events to the child and making sure there is no conflict + sendCustomGesture(&event, child); + + QCOMPARE(child->gestureOverrideEventsReceived, 1); + QCOMPARE(child->gestureEventsReceived, 1); + QCOMPARE(parent.gestureOverrideEventsReceived, 1); + QCOMPARE(parent.gestureEventsReceived, TotalGestureEventsCount); + + parent.reset(); + child->reset(); + + // nobody accepts the override, and nobody accepts the gesture event parent.acceptGestureOverride = false; child->acceptGestureOverride = false; + parent.ignoredGestures << CustomGesture::GestureType; + child->ignoredGestures << CustomGesture::GestureType; + + // sending events to the child and making sure there is no conflict + sendCustomGesture(&event, child); + + QCOMPARE(child->gestureOverrideEventsReceived, 1); + QCOMPARE(child->gestureEventsReceived, TotalGestureEventsCount); + QCOMPARE(parent.gestureOverrideEventsReceived, 1); + QCOMPARE(parent.gestureEventsReceived, 1); + + parent.reset(); + child->reset(); + + // we set an attribute to make sure all gesture events are propagated + parent.grabGesture(CustomGesture::GestureType, Qt::ReceivePartialGestures); + parent.acceptGestureOverride = false; + child->acceptGestureOverride = false; + parent.ignoredGestures << CustomGesture::GestureType; child->ignoredGestures << CustomGesture::GestureType; // sending events to the child and making sure there is no conflict @@ -534,7 +596,7 @@ void tst_Gestures::conflictingGestures() parent.reset(); child->reset(); - Qt::GestureType ContinuousGesture = qApp->registerGestureRecognizer(new CustomContinuousGestureRecognizer); + Qt::GestureType ContinuousGesture = QGestureRecognizer::registerRecognizer(new CustomContinuousGestureRecognizer); static const int ContinuousGestureEventsCount = CustomGesture::SerialFinishedThreshold - CustomGesture::SerialMaybeThreshold + 1; child->grabGesture(ContinuousGesture); // child accepts override. And it also receives another custom gesture. @@ -547,12 +609,14 @@ void tst_Gestures::conflictingGestures() QCOMPARE(child->events.all.count(), TotalGestureEventsCount + ContinuousGestureEventsCount); QCOMPARE(parent.gestureOverrideEventsReceived, 0); QCOMPARE(parent.gestureEventsReceived, 0); + + QGestureRecognizer::unregisterRecognizer(ContinuousGesture); } void tst_Gestures::finishedWithoutStarted() { GestureWidget widget; - widget.grabGesture(CustomGesture::GestureType, Qt::WidgetGesture); + widget.grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); // the gesture will claim it finished, but it was never started. CustomEvent ev; @@ -572,9 +636,9 @@ void tst_Gestures::finishedWithoutStarted() void tst_Gestures::unknownGesture() { GestureWidget widget; - widget.grabGesture(CustomGesture::GestureType, Qt::WidgetGesture); - widget.grabGesture(Qt::CustomGesture, Qt::WidgetGesture); - widget.grabGesture(Qt::GestureType(Qt::PanGesture+512), Qt::WidgetGesture); + widget.grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); + widget.grabGesture(Qt::CustomGesture, Qt::DontStartGestureOnChildren); + widget.grabGesture(Qt::GestureType(Qt::PanGesture+512), Qt::DontStartGestureOnChildren); CustomEvent event; sendCustomGesture(&event, &widget); @@ -676,7 +740,7 @@ protected: } if (eventsPtr) { QGestureEvent *e = static_cast<QGestureEvent*>(event); - QList<QGesture*> gestures = e->allGestures(); + QList<QGesture*> gestures = e->gestures(); foreach(QGesture *g, gestures) { eventsPtr->all << g->gestureType(); switch(g->state()) { @@ -710,6 +774,7 @@ void tst_Gestures::graphicsItemGesture() { QGraphicsScene scene; QGraphicsView view(&scene); + view.setWindowFlags(Qt::X11BypassWindowManagerHint); GestureItem *item = new GestureItem("item"); scene.addItem(item); @@ -719,7 +784,7 @@ void tst_Gestures::graphicsItemGesture() QTest::qWaitForWindowShown(&view); view.ensureVisible(scene.sceneRect()); - view.viewport()->grabGesture(CustomGesture::GestureType, Qt::WidgetGesture); + view.viewport()->grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); item->grabGesture(CustomGesture::GestureType); static const int TotalGestureEventsCount = CustomGesture::SerialFinishedThreshold - CustomGesture::SerialStartedThreshold + 1; @@ -772,6 +837,7 @@ void tst_Gestures::graphicsItemTreeGesture() { QGraphicsScene scene; QGraphicsView view(&scene); + view.setWindowFlags(Qt::X11BypassWindowManagerHint); GestureItem *item1 = new GestureItem("item1"); item1->setPos(100, 100); @@ -792,7 +858,7 @@ void tst_Gestures::graphicsItemTreeGesture() QTest::qWaitForWindowShown(&view); view.ensureVisible(scene.sceneRect()); - view.viewport()->grabGesture(CustomGesture::GestureType, Qt::WidgetGesture); + view.viewport()->grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); item1->grabGesture(CustomGesture::GestureType); static const int TotalGestureEventsCount = CustomGesture::SerialFinishedThreshold - CustomGesture::SerialStartedThreshold + 1; @@ -822,13 +888,14 @@ void tst_Gestures::graphicsItemTreeGesture() QCOMPARE(item1_child2->gestureEventsReceived, 0); QCOMPARE(item1_child2->gestureOverrideEventsReceived, 0); QCOMPARE(item1->gestureOverrideEventsReceived, 1); - QCOMPARE(item1->gestureEventsReceived, TotalGestureEventsCount); + QCOMPARE(item1->gestureEventsReceived, 1); } void tst_Gestures::explicitGraphicsObjectTarget() { QGraphicsScene scene; QGraphicsView view(&scene); + view.setWindowFlags(Qt::X11BypassWindowManagerHint); GestureItem *item1 = new GestureItem("item1"); scene.addItem(item1); @@ -849,10 +916,10 @@ void tst_Gestures::explicitGraphicsObjectTarget() QTest::qWaitForWindowShown(&view); view.ensureVisible(scene.sceneRect()); - view.viewport()->grabGesture(CustomGesture::GestureType, Qt::WidgetGesture); - item1->grabGesture(CustomGesture::GestureType, Qt::ItemGesture); - item2->grabGesture(CustomGesture::GestureType, Qt::ItemGesture); - item2_child1->grabGesture(CustomGesture::GestureType, Qt::ItemGesture); + view.viewport()->grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); + item1->grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); + item2->grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); + item2_child1->grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); static const int TotalGestureEventsCount = CustomGesture::SerialFinishedThreshold - CustomGesture::SerialStartedThreshold + 1; @@ -882,6 +949,7 @@ void tst_Gestures::gestureOverChildGraphicsItem() { QGraphicsScene scene; QGraphicsView view(&scene); + view.setWindowFlags(Qt::X11BypassWindowManagerHint); GestureItem *item0 = new GestureItem("item0"); scene.addItem(item0); @@ -908,7 +976,7 @@ void tst_Gestures::gestureOverChildGraphicsItem() QTest::qWaitForWindowShown(&view); view.ensureVisible(scene.sceneRect()); - view.viewport()->grabGesture(CustomGesture::GestureType, Qt::WidgetGesture); + view.viewport()->grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); item1->grabGesture(CustomGesture::GestureType); static const int TotalGestureEventsCount = CustomGesture::SerialFinishedThreshold - CustomGesture::SerialStartedThreshold + 1; @@ -935,7 +1003,39 @@ void tst_Gestures::gestureOverChildGraphicsItem() event.hasHotSpot = true; sendCustomGesture(&event, item0, &scene); - QCOMPARE(item0->customEventsReceived, TotalCustomEventsCount); + QCOMPARE(item2_child1->gestureEventsReceived, 0); + QCOMPARE(item2_child1->gestureOverrideEventsReceived, 0); + QCOMPARE(item2->gestureEventsReceived, 1); + QCOMPARE(item2->gestureOverrideEventsReceived, 1); + QCOMPARE(item1->gestureEventsReceived, TotalGestureEventsCount); + QCOMPARE(item1->gestureOverrideEventsReceived, 1); + + item0->reset(); item1->reset(); item2->reset(); item2_child1->reset(); + item2->grabGesture(CustomGesture::GestureType); + item2->ignoredGestures << CustomGesture::GestureType; + item1->ignoredGestures << CustomGesture::GestureType; + + event.hotSpot = mapToGlobal(QPointF(10, 10), item2_child1, &view); + event.hasHotSpot = true; + sendCustomGesture(&event, item0, &scene); + + QCOMPARE(item2_child1->gestureEventsReceived, 0); + QCOMPARE(item2_child1->gestureOverrideEventsReceived, 0); + QCOMPARE(item2->gestureEventsReceived, TotalGestureEventsCount); + QCOMPARE(item2->gestureOverrideEventsReceived, 1); + QCOMPARE(item1->gestureEventsReceived, 1); + QCOMPARE(item1->gestureOverrideEventsReceived, 1); + + item0->reset(); item1->reset(); item2->reset(); item2_child1->reset(); + item2->grabGesture(CustomGesture::GestureType); + item2->ignoredGestures << CustomGesture::GestureType; + item1->ignoredGestures << CustomGesture::GestureType; + item1->grabGesture(CustomGesture::GestureType, Qt::ReceivePartialGestures); + + event.hotSpot = mapToGlobal(QPointF(10, 10), item2_child1, &view); + event.hasHotSpot = true; + sendCustomGesture(&event, item0, &scene); + QCOMPARE(item2_child1->gestureEventsReceived, 0); QCOMPARE(item2_child1->gestureOverrideEventsReceived, 0); QCOMPARE(item2->gestureEventsReceived, TotalGestureEventsCount); @@ -951,10 +1051,10 @@ void tst_Gestures::twoGesturesOnDifferentLevel() GestureWidget *child = new GestureWidget("child"); l->addWidget(child); - Qt::GestureType SecondGesture = qApp->registerGestureRecognizer(new CustomGestureRecognizer); + Qt::GestureType SecondGesture = QGestureRecognizer::registerRecognizer(new CustomGestureRecognizer); - parent.grabGesture(CustomGesture::GestureType, Qt::WidgetWithChildrenGesture); - child->grabGesture(SecondGesture, Qt::WidgetWithChildrenGesture); + parent.grabGesture(CustomGesture::GestureType); + child->grabGesture(SecondGesture); CustomEvent event; // sending events that form a gesture to one widget, but they will be @@ -978,6 +1078,8 @@ void tst_Gestures::twoGesturesOnDifferentLevel() QCOMPARE(parent.events.all.size(), TotalGestureEventsCount); for(int i = 0; i < child->events.all.size(); ++i) QCOMPARE(parent.events.all.at(i), CustomGesture::GestureType); + + QGestureRecognizer::unregisterRecognizer(SecondGesture); } void tst_Gestures::multipleGesturesInTree() @@ -989,18 +1091,19 @@ void tst_Gestures::multipleGesturesInTree() GestureWidget *D = new GestureWidget("D", C); Qt::GestureType FirstGesture = CustomGesture::GestureType; - Qt::GestureType SecondGesture = qApp->registerGestureRecognizer(new CustomGestureRecognizer); - Qt::GestureType ThirdGesture = qApp->registerGestureRecognizer(new CustomGestureRecognizer); - - A->grabGesture(FirstGesture, Qt::WidgetWithChildrenGesture); // A [1 3] - A->grabGesture(ThirdGesture, Qt::WidgetWithChildrenGesture); // | - B->grabGesture(SecondGesture, Qt::WidgetWithChildrenGesture); // B [ 2 3] - B->grabGesture(ThirdGesture, Qt::WidgetWithChildrenGesture); // | - C->grabGesture(FirstGesture, Qt::WidgetWithChildrenGesture); // C [1 2 3] - C->grabGesture(SecondGesture, Qt::WidgetWithChildrenGesture); // | - C->grabGesture(ThirdGesture, Qt::WidgetWithChildrenGesture); // D [1 3] - D->grabGesture(FirstGesture, Qt::WidgetWithChildrenGesture); - D->grabGesture(ThirdGesture, Qt::WidgetWithChildrenGesture); + Qt::GestureType SecondGesture = QGestureRecognizer::registerRecognizer(new CustomGestureRecognizer); + Qt::GestureType ThirdGesture = QGestureRecognizer::registerRecognizer(new CustomGestureRecognizer); + + Qt::GestureFlags flags = Qt::ReceivePartialGestures; + A->grabGesture(FirstGesture, flags); // A [1 3] + A->grabGesture(ThirdGesture, flags); // | + B->grabGesture(SecondGesture, flags); // B [ 2 3] + B->grabGesture(ThirdGesture, flags); // | + C->grabGesture(FirstGesture, flags); // C [1 2 3] + C->grabGesture(SecondGesture, flags); // | + C->grabGesture(ThirdGesture, flags); // D [1 3] + D->grabGesture(FirstGesture, flags); + D->grabGesture(ThirdGesture, flags); // make sure all widgets ignore events, so they get propagated. A->ignoredGestures << FirstGesture << ThirdGesture; @@ -1046,6 +1149,9 @@ void tst_Gestures::multipleGesturesInTree() QCOMPARE(A->events.all.count(FirstGesture), TotalGestureEventsCount); QCOMPARE(A->events.all.count(SecondGesture), 0); QCOMPARE(A->events.all.count(ThirdGesture), TotalGestureEventsCount); + + QGestureRecognizer::unregisterRecognizer(SecondGesture); + QGestureRecognizer::unregisterRecognizer(ThirdGesture); } void tst_Gestures::multipleGesturesInComplexTree() @@ -1057,26 +1163,27 @@ void tst_Gestures::multipleGesturesInComplexTree() GestureWidget *D = new GestureWidget("D", C); Qt::GestureType FirstGesture = CustomGesture::GestureType; - Qt::GestureType SecondGesture = qApp->registerGestureRecognizer(new CustomGestureRecognizer); - Qt::GestureType ThirdGesture = qApp->registerGestureRecognizer(new CustomGestureRecognizer); - Qt::GestureType FourthGesture = qApp->registerGestureRecognizer(new CustomGestureRecognizer); - Qt::GestureType FifthGesture = qApp->registerGestureRecognizer(new CustomGestureRecognizer); - Qt::GestureType SixthGesture = qApp->registerGestureRecognizer(new CustomGestureRecognizer); - Qt::GestureType SeventhGesture = qApp->registerGestureRecognizer(new CustomGestureRecognizer); - - A->grabGesture(FirstGesture, Qt::WidgetWithChildrenGesture); // A [1,3,4] - A->grabGesture(ThirdGesture, Qt::WidgetWithChildrenGesture); // | - A->grabGesture(FourthGesture, Qt::WidgetWithChildrenGesture); // B [2,3,5] - B->grabGesture(SecondGesture, Qt::WidgetWithChildrenGesture); // | - B->grabGesture(ThirdGesture, Qt::WidgetWithChildrenGesture); // C [1,2,3,6] - B->grabGesture(FifthGesture, Qt::WidgetWithChildrenGesture); // | - C->grabGesture(FirstGesture, Qt::WidgetWithChildrenGesture); // D [1,3,7] - C->grabGesture(SecondGesture, Qt::WidgetWithChildrenGesture); - C->grabGesture(ThirdGesture, Qt::WidgetWithChildrenGesture); - C->grabGesture(SixthGesture, Qt::WidgetWithChildrenGesture); - D->grabGesture(FirstGesture, Qt::WidgetWithChildrenGesture); - D->grabGesture(ThirdGesture, Qt::WidgetWithChildrenGesture); - D->grabGesture(SeventhGesture, Qt::WidgetWithChildrenGesture); + Qt::GestureType SecondGesture = QGestureRecognizer::registerRecognizer(new CustomGestureRecognizer); + Qt::GestureType ThirdGesture = QGestureRecognizer::registerRecognizer(new CustomGestureRecognizer); + Qt::GestureType FourthGesture = QGestureRecognizer::registerRecognizer(new CustomGestureRecognizer); + Qt::GestureType FifthGesture = QGestureRecognizer::registerRecognizer(new CustomGestureRecognizer); + Qt::GestureType SixthGesture = QGestureRecognizer::registerRecognizer(new CustomGestureRecognizer); + Qt::GestureType SeventhGesture = QGestureRecognizer::registerRecognizer(new CustomGestureRecognizer); + + Qt::GestureFlags flags = Qt::ReceivePartialGestures; + A->grabGesture(FirstGesture, flags); // A [1,3,4] + A->grabGesture(ThirdGesture, flags); // | + A->grabGesture(FourthGesture, flags); // B [2,3,5] + B->grabGesture(SecondGesture, flags); // | + B->grabGesture(ThirdGesture, flags); // C [1,2,3,6] + B->grabGesture(FifthGesture, flags); // | + C->grabGesture(FirstGesture, flags); // D [1,3,7] + C->grabGesture(SecondGesture, flags); + C->grabGesture(ThirdGesture, flags); + C->grabGesture(SixthGesture, flags); + D->grabGesture(FirstGesture, flags); + D->grabGesture(ThirdGesture, flags); + D->grabGesture(SeventhGesture, flags); // make sure all widgets ignore events, so they get propagated. QSet<Qt::GestureType> allGestureTypes; @@ -1139,6 +1246,13 @@ void tst_Gestures::multipleGesturesInComplexTree() QCOMPARE(A->events.all.count(FifthGesture), 0); QCOMPARE(A->events.all.count(SixthGesture), 0); QCOMPARE(A->events.all.count(SeventhGesture), 0); + + QGestureRecognizer::unregisterRecognizer(SecondGesture); + QGestureRecognizer::unregisterRecognizer(ThirdGesture); + QGestureRecognizer::unregisterRecognizer(FourthGesture); + QGestureRecognizer::unregisterRecognizer(FifthGesture); + QGestureRecognizer::unregisterRecognizer(SixthGesture); + QGestureRecognizer::unregisterRecognizer(SeventhGesture); } void tst_Gestures::testMapToScene() @@ -1147,10 +1261,11 @@ void tst_Gestures::testMapToScene() QList<QGesture*> list; list << &gesture; QGestureEvent event(list); - QCOMPARE(event.mapToScene(gesture.hotSpot()), QPointF()); // not set, can't do much + QCOMPARE(event.mapToGraphicsScene(gesture.hotSpot()), QPointF()); // not set, can't do much QGraphicsScene scene; QGraphicsView view(&scene); + view.setWindowFlags(Qt::X11BypassWindowManagerHint); GestureItem *item0 = new GestureItem; scene.addItem(item0); @@ -1163,7 +1278,197 @@ void tst_Gestures::testMapToScene() QPoint origin = view.mapToGlobal(QPoint()); event.setWidget(view.viewport()); - QCOMPARE(event.mapToScene(origin + QPoint(100, 200)), view.mapToScene(QPoint(100, 200))); + QCOMPARE(event.mapToGraphicsScene(origin + QPoint(100, 200)), view.mapToScene(QPoint(100, 200))); +} + +void tst_Gestures::ungrabGesture() // a method on QWidget +{ + class MockGestureWidget : public GestureWidget { + public: + MockGestureWidget(const char *name = 0, QWidget *parent = 0) + : GestureWidget(name, parent) { } + + + QSet<QGesture*> gestures; + protected: + bool event(QEvent *event) + { + if (event->type() == QEvent::Gesture) { + QGestureEvent *gestureEvent = static_cast<QGestureEvent*>(event); + if (gestureEvent) + foreach (QGesture *g, gestureEvent->gestures()) + gestures.insert(g); + } + return GestureWidget::event(event); + } + }; + + MockGestureWidget parent("A"); + MockGestureWidget *a = &parent; + MockGestureWidget *b = new MockGestureWidget("B", a); + + a->grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); + b->grabGesture(CustomGesture::GestureType); + b->ignoredGestures << CustomGesture::GestureType; + + CustomEvent event; + // sending an event will cause the QGesture objects to be instantiated for the widgets + sendCustomGesture(&event, b); + + QCOMPARE(a->gestures.count(), 1); + QPointer<QGesture> customGestureA; + customGestureA = *(a->gestures.begin()); + QVERIFY(!customGestureA.isNull()); + QCOMPARE(customGestureA->gestureType(), CustomGesture::GestureType); + + QCOMPARE(b->gestures.count(), 1); + QPointer<QGesture> customGestureB; + customGestureB = *(b->gestures.begin()); + QVERIFY(!customGestureB.isNull()); + QVERIFY(customGestureA.data() == customGestureB.data()); + QCOMPARE(customGestureB->gestureType(), CustomGesture::GestureType); + + a->gestures.clear(); + // sending an event will cause the QGesture objects to be instantiated for the widget + sendCustomGesture(&event, a); + + QCOMPARE(a->gestures.count(), 1); + customGestureA = *(a->gestures.begin()); + QVERIFY(!customGestureA.isNull()); + QCOMPARE(customGestureA->gestureType(), CustomGesture::GestureType); + QVERIFY(customGestureA.data() != customGestureB.data()); + + a->ungrabGesture(CustomGesture::GestureType); + QVERIFY(customGestureA.isNull()); + QVERIFY(!customGestureB.isNull()); + + a->gestures.clear(); + a->reset(); + // send again to 'b' and make sure a never gets it. + sendCustomGesture(&event, b); + QCOMPARE(a->gestureEventsReceived, 0); + QCOMPARE(a->gestureOverrideEventsReceived, 0); +} + +void tst_Gestures::unregisterRecognizer() // a method on QApplication +{ + /* + The hardest usecase to get right is when we remove a recognizer while several + of the gestures it created are in active state and we immediately add a new recognizer + for the same type (thus replacing the old one). + The expected result is that all old gestures continue till they are finished/cancelled + and the new recognizer starts creating gestures immediately at registration. + + This implies that deleting of the recognizer happens only when there are no more gestures + that it created. (since gestures might have a pointer to the recognizer) + */ + +} + +void tst_Gestures::autoCancelGestures() +{ + class MockWidget : public GestureWidget { + public: + MockWidget(const char *name) : GestureWidget(name) { } + + bool event(QEvent *event) + { + if (event->type() == QEvent::Gesture) { + QGestureEvent *ge = static_cast<QGestureEvent*>(event); + Q_ASSERT(ge->gestures().count() == 1); // can't use QCOMPARE here... + ge->gestures().first()->setGestureCancelPolicy(QGesture::CancelAllInContext); + } + return GestureWidget::event(event); + } + }; + + const Qt::GestureType secondGesture = QGestureRecognizer::registerRecognizer(new CustomGestureRecognizer); + + MockWidget parent("parent"); // this one sets the cancel policy to CancelAllInContext + parent.resize(300, 100); + parent.setWindowFlags(Qt::X11BypassWindowManagerHint); + GestureWidget *child = new GestureWidget("child", &parent); + child->setGeometry(10, 10, 100, 80); + + parent.grabGesture(CustomGesture::GestureType); + child->grabGesture(secondGesture); + parent.show(); + QTest::qWaitForWindowShown(&parent); + + /* + An event is send to both the child and the parent, when the child gets it a gesture is triggered + and send to the child. + When the parent gets the event a new gesture is triggered and delivered to the parent. When the + parent gets it he accepts it and that causes the cancel policy to activate. + The cause of that is the gesture for the child is cancelled and send to the child as such. + */ + CustomEvent event; + event.serial = CustomGesture::SerialStartedThreshold; + QApplication::sendEvent(child, &event); + QCOMPARE(child->events.all.count(), 2); + QCOMPARE(child->events.started.count(), 1); + QCOMPARE(child->events.canceled.count(), 1); + QCOMPARE(parent.events.all.count(), 1); + + // clean up, make the parent gesture finish + event.serial = CustomGesture::SerialFinishedThreshold; + QApplication::sendEvent(child, &event); + QCOMPARE(parent.events.all.count(), 2); +} + +void tst_Gestures::autoCancelGestures2() +{ + class MockItem : public GestureItem { + public: + MockItem(const char *name) : GestureItem(name) { } + + bool event(QEvent *event) { + if (event->type() == QEvent::Gesture) { + QGestureEvent *ge = static_cast<QGestureEvent*>(event); + Q_ASSERT(ge->gestures().count() == 1); // can't use QCOMPARE here... + ge->gestures().first()->setGestureCancelPolicy(QGesture::CancelAllInContext); + } + return GestureItem::event(event); + } + }; + + const Qt::GestureType secondGesture = QGestureRecognizer ::registerRecognizer(new CustomGestureRecognizer); + + QGraphicsScene scene; + QGraphicsView view(&scene); + view.setWindowFlags(Qt::X11BypassWindowManagerHint); + + MockItem *parent = new MockItem("parent"); + GestureItem *child = new GestureItem("child"); + child->setParentItem(parent); + parent->setPos(0, 0); + child->setPos(10, 10); + scene.addItem(parent); + view.viewport()->grabGesture(CustomGesture::GestureType, Qt::DontStartGestureOnChildren); + view.viewport()->grabGesture(secondGesture, Qt::DontStartGestureOnChildren); + parent->grabGesture(CustomGesture::GestureType); + child->grabGesture(secondGesture); + + view.show(); + QTest::qWaitForWindowShown(&view); + view.ensureVisible(scene.sceneRect()); + + CustomEvent event; + event.serial = CustomGesture::SerialStartedThreshold; + event.hasHotSpot = true; + event.hotSpot = mapToGlobal(QPointF(5, 5), child, &view); + // qDebug() << event.hotSpot; + scene.sendEvent(child, &event); + //QEventLoop().exec(); + QCOMPARE(parent->events.all.count(), 1); + QCOMPARE(child->events.started.count(), 1); + QCOMPARE(child->events.canceled.count(), 1); + QCOMPARE(child->events.all.count(), 2); + + // clean up, make the parent gesture finish + event.serial = CustomGesture::SerialFinishedThreshold; + scene.sendEvent(child, &event); + QCOMPARE(parent->events.all.count(), 2); } QTEST_MAIN(tst_Gestures) |