diff options
3 files changed, 61 insertions, 3 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativemousearea.cpp b/src/declarative/graphicsitems/qdeclarativemousearea.cpp index c5a995e..74f2338 100644 --- a/src/declarative/graphicsitems/qdeclarativemousearea.cpp +++ b/src/declarative/graphicsitems/qdeclarativemousearea.cpp @@ -288,6 +288,17 @@ QDeclarativeMouseAreaPrivate::~QDeclarativeMouseAreaPrivate() */ /*! + \qmlsignal MouseArea::onCanceled() + + This handler is called when the mouse events are canceled, either because the event was not accepted or + another element stole the mouse event handling. This signal is for advanced users, it's useful in case there + is more than one mouse areas handling input, or when there is a mouse area inside a flickable. In the latter + case, if you do some logic on pressed and then start dragging, the flickable will steal the mouse handling + from the mouse area. In these cases, to reset the logic when there is no mouse handling anymore, you should + use onCanceled, in addition to onReleased. +*/ + +/*! \internal \class QDeclarativeMouseArea \brief The QDeclarativeMouseArea class provides a simple mouse handling abstraction for use within Qml. @@ -562,10 +573,12 @@ bool QDeclarativeMouseArea::sceneEvent(QEvent *event) // state d->pressed = false; setKeepMouseGrab(false); - QDeclarativeMouseEvent me(d->lastPos.x(), d->lastPos.y(), d->lastButton, d->lastButtons, d->lastModifiers, false, false); - emit released(&me); + emit canceled(); emit pressedChanged(); - setHovered(false); + if (d->hovered) { + d->hovered = false; + emit hoveredChanged(); + } } } return rv; diff --git a/src/declarative/graphicsitems/qdeclarativemousearea_p.h b/src/declarative/graphicsitems/qdeclarativemousearea_p.h index e3f523b..df77ac6 100644 --- a/src/declarative/graphicsitems/qdeclarativemousearea_p.h +++ b/src/declarative/graphicsitems/qdeclarativemousearea_p.h @@ -163,6 +163,7 @@ Q_SIGNALS: void doubleClicked(QDeclarativeMouseEvent *mouse); void entered(); void exited(); + void canceled(); protected: void setHovered(bool); diff --git a/tests/auto/declarative/qdeclarativemousearea/tst_qdeclarativemousearea.cpp b/tests/auto/declarative/qdeclarativemousearea/tst_qdeclarativemousearea.cpp index eb4aa12..96e6b8c 100644 --- a/tests/auto/declarative/qdeclarativemousearea/tst_qdeclarativemousearea.cpp +++ b/tests/auto/declarative/qdeclarativemousearea/tst_qdeclarativemousearea.cpp @@ -56,6 +56,8 @@ private slots: void updateMouseAreaPosOnClick(); void updateMouseAreaPosOnResize(); void noOnClickedWithPressAndHold(); + void onMousePressRejected(); + private: QDeclarativeView *createView(); }; @@ -330,6 +332,48 @@ void tst_QDeclarativeMouseArea::noOnClickedWithPressAndHold() QVERIFY(canvas->rootObject()->property("held").toBool()); } +void tst_QDeclarativeMouseArea::onMousePressRejected() +{ + QDeclarativeView *canvas = createView(); + canvas->setSource(QUrl::fromLocalFile(SRCDIR "/data/rejectEvent.qml")); + canvas->show(); + canvas->setFocus(); + QVERIFY(canvas->rootObject() != 0); + + QVERIFY(!canvas->rootObject()->property("mr1_pressed").toBool()); + QVERIFY(!canvas->rootObject()->property("mr1_released").toBool()); + QVERIFY(!canvas->rootObject()->property("mr1_canceled").toBool()); + QVERIFY(!canvas->rootObject()->property("mr2_pressed").toBool()); + QVERIFY(!canvas->rootObject()->property("mr2_released").toBool()); + QVERIFY(!canvas->rootObject()->property("mr2_canceled").toBool()); + + QGraphicsScene *scene = canvas->scene(); + QGraphicsSceneMouseEvent pressEvent(QEvent::GraphicsSceneMousePress); + pressEvent.setScenePos(QPointF(100, 100)); + pressEvent.setButton(Qt::LeftButton); + pressEvent.setButtons(Qt::LeftButton); + QApplication::sendEvent(scene, &pressEvent); + + QVERIFY(canvas->rootObject()->property("mr1_pressed").toBool()); + QVERIFY(!canvas->rootObject()->property("mr1_released").toBool()); + QVERIFY(!canvas->rootObject()->property("mr1_canceled").toBool()); + QVERIFY(canvas->rootObject()->property("mr2_pressed").toBool()); + QVERIFY(!canvas->rootObject()->property("mr2_released").toBool()); + QVERIFY(canvas->rootObject()->property("mr2_canceled").toBool()); + + QTest::qWait(200); + + QGraphicsSceneMouseEvent releaseEvent(QEvent::GraphicsSceneMouseRelease); + releaseEvent.setScenePos(QPointF(100, 100)); + releaseEvent.setButton(Qt::LeftButton); + releaseEvent.setButtons(Qt::LeftButton); + QApplication::sendEvent(scene, &releaseEvent); + + QVERIFY(canvas->rootObject()->property("mr1_released").toBool()); + QVERIFY(!canvas->rootObject()->property("mr1_canceled").toBool()); + QVERIFY(!canvas->rootObject()->property("mr2_released").toBool()); +} + QTEST_MAIN(tst_QDeclarativeMouseArea) #include "tst_qdeclarativemousearea.moc" |