diff --git a/src/widgets/kernel/qwidgetwindow.cpp b/src/widgets/kernel/qwidgetwindow.cpp index 0de0fe21f267c9d90f895b85a77126582dea713f..b2a2ecc3b950bc62c03e2ffeeefe9f07b38d0b34 100644 --- a/src/widgets/kernel/qwidgetwindow.cpp +++ b/src/widgets/kernel/qwidgetwindow.cpp @@ -313,6 +313,14 @@ QPointer<QWidget> qt_last_mouse_receiver = 0; void QWidgetWindow::handleEnterLeaveEvent(QEvent *event) { +#if !defined(Q_OS_OSX) && !defined(Q_OS_IOS) // Cocoa tracks popups + // Ignore all enter/leave events from QPA if we are not on the first-level context menu. + // This prevents duplicated events on most platforms. Fake events will be delivered in + // QWidgetWindow::handleMouseEvent(QMouseEvent *). Make an exception whether the widget + // is already under mouse - let the mouse leave. + if (QApplicationPrivate::inPopupMode() && m_widget != QApplication::activePopupWidget() && !m_widget->underMouse()) + return; +#endif if (event->type() == QEvent::Leave) { QWidget *enter = 0; // Check from window system event queue if the next queued enter targets a window @@ -407,14 +415,13 @@ void QWidgetWindow::handleMouseEvent(QMouseEvent *event) QEvent::MouseButtonRelease : QEvent::MouseButtonPress; if (qApp->d_func()->inPopupMode()) { QWidget *activePopupWidget = qApp->activePopupWidget(); - QWidget *popup = activePopupWidget; QPoint mapped = event->pos(); - if (popup != m_widget) - mapped = popup->mapFromGlobal(event->globalPos()); + if (activePopupWidget != m_widget) + mapped = activePopupWidget->mapFromGlobal(event->globalPos()); bool releaseAfter = false; - QWidget *popupChild = popup->childAt(mapped); + QWidget *popupChild = activePopupWidget->childAt(mapped); - if (popup != qt_popup_down) { + if (activePopupWidget != qt_popup_down) { qt_button_down = 0; qt_popup_down = 0; } @@ -423,7 +430,7 @@ void QWidgetWindow::handleMouseEvent(QMouseEvent *event) case QEvent::MouseButtonPress: case QEvent::MouseButtonDblClick: qt_button_down = popupChild; - qt_popup_down = popup; + qt_popup_down = activePopupWidget; break; case QEvent::MouseButtonRelease: releaseAfter = true; @@ -434,18 +441,41 @@ void QWidgetWindow::handleMouseEvent(QMouseEvent *event) int oldOpenPopupCount = openPopupCount; - if (popup->isEnabled()) { + if (activePopupWidget->isEnabled()) { // deliver event qt_replay_popup_mouse_event = false; - QWidget *receiver = popup; + QWidget *receiver = activePopupWidget; QPoint widgetPos = mapped; if (qt_button_down) receiver = qt_button_down; else if (popupChild) receiver = popupChild; - if (receiver != popup) + if (receiver != activePopupWidget) widgetPos = receiver->mapFromGlobal(event->globalPos()); - QWidget *alien = m_widget->childAt(m_widget->mapFromGlobal(event->globalPos())); + QWidget *alien = receiver; + +#if !defined(Q_OS_OSX) && !defined(Q_OS_IOS) // Cocoa tracks popups + const bool reallyUnderMouse = activePopupWidget->rect().contains(mapped); + const bool underMouse = activePopupWidget->underMouse(); + if (activePopupWidget != m_widget || (!underMouse && qt_button_down)) { + // If active popup menu is not the first-level popup menu then we must emulate enter/leave events, + // because first-level popup menu grabs the mouse and enter/leave events are delivered only to it + // by QPA. Make an exception for first-level popup menu when the mouse button is pressed on widget. + if (underMouse != reallyUnderMouse) { + if (reallyUnderMouse) { + QApplicationPrivate::dispatchEnterLeave(receiver, Q_NULLPTR, event->screenPos()); + qt_last_mouse_receiver = receiver; + } else { + QApplicationPrivate::dispatchEnterLeave(Q_NULLPTR, qt_last_mouse_receiver, event->screenPos()); + qt_last_mouse_receiver = receiver; + receiver = activePopupWidget; + } + } + } else if (!reallyUnderMouse) { + alien = Q_NULLPTR; + } +#endif + QMouseEvent e(event->type(), widgetPos, event->windowPos(), event->screenPos(), event->button(), event->buttons(), event->modifiers(), event->source()); e.setTimestamp(event->timestamp()); @@ -457,7 +487,7 @@ void QWidgetWindow::handleMouseEvent(QMouseEvent *event) case QEvent::MouseButtonPress: case QEvent::MouseButtonDblClick: case QEvent::MouseButtonRelease: - popup->close(); + activePopupWidget->close(); break; default: break; @@ -503,7 +533,7 @@ void QWidgetWindow::handleMouseEvent(QMouseEvent *event) } else if (event->type() == contextMenuTrigger && event->button() == Qt::RightButton && (openPopupCount == oldOpenPopupCount)) { - QWidget *popupEvent = popup; + QWidget *popupEvent = activePopupWidget; if (qt_button_down) popupEvent = qt_button_down; else if(popupChild) diff --git a/tests/auto/widgets/widgets/qmenu/tst_qmenu.cpp b/tests/auto/widgets/widgets/qmenu/tst_qmenu.cpp index b3f9c54f24f8e0640d7dab44c92a94ad0f9e021c..20f17f6e9e403887a37a61c68df49c411198decc 100644 --- a/tests/auto/widgets/widgets/qmenu/tst_qmenu.cpp +++ b/tests/auto/widgets/widgets/qmenu/tst_qmenu.cpp @@ -110,6 +110,9 @@ private slots: void QTBUG7411_submenus_activate(); void QTBUG30595_rtl_submenu(); void QTBUG20403_nested_popup_on_shortcut_trigger(); +#ifndef QT_NO_CURSOR + void QTBUG47515_widgetActionEnterLeave(); +#endif void QTBUG_10735_crashWithDialog(); #ifdef Q_OS_MAC void QTBUG_37933_ampersands_data(); @@ -1070,6 +1073,112 @@ void tst_QMenu::QTBUG20403_nested_popup_on_shortcut_trigger() QVERIFY(!subsub1.isVisible()); } +class MyWidget : public QWidget +{ +public: + MyWidget(QWidget *parent) : + QWidget(parent), + move(0), enter(0), leave(0) + { + setMinimumSize(100, 100); + setMouseTracking(true); + } + + bool event(QEvent *e) Q_DECL_OVERRIDE + { + switch (e->type()) { + case QEvent::MouseMove: + ++move; + break; + case QEvent::Enter: + ++enter; + break; + case QEvent::Leave: + ++leave; + break; + default: + break; + } + return QWidget::event(e); + } + + int move, enter, leave; +}; + +#ifndef QT_NO_CURSOR +void tst_QMenu::QTBUG47515_widgetActionEnterLeave() +{ + if (QGuiApplication::platformName() == QLatin1String("cocoa")) + QSKIP("This test fails on OS X on CI"); + + const QPoint center = QGuiApplication::primaryScreen()->availableGeometry().center(); + const QPoint cursorPos = center - QPoint(100, 100); + + QScopedPointer<QMenu> menu1(new QMenu("Menu1")); + QScopedPointer<QMenu> menu2(new QMenu("Menu2")); + + QWidgetAction *wA1 = new QWidgetAction(menu1.data()); + MyWidget *w1 = new MyWidget(menu1.data()); + wA1->setDefaultWidget(w1); + + QWidgetAction *wA2 = new QWidgetAction(menu2.data()); + MyWidget *w2 = new MyWidget(menu2.data()); + wA2->setDefaultWidget(w2); + + QAction *nextMenuAct = menu1->addMenu(menu2.data()); + + menu1->addAction(wA1); + menu2->addAction(wA2); + + // Root menu + { + QCursor::setPos(cursorPos); + QCoreApplication::processEvents(); + + menu1->popup(center); + QVERIFY(QTest::qWaitForWindowExposed(menu1.data())); + + QCursor::setPos(w1->mapToGlobal(w1->rect().center())); + QVERIFY(w1->isVisible()); + QTRY_COMPARE(w1->leave, 0); + QTRY_COMPARE(w1->enter, 1); + + // Check whether leave event is not delivered on mouse move + w1->move = 0; + QCursor::setPos(w1->mapToGlobal(w1->rect().center()) + QPoint(1, 1)); + QTRY_COMPARE(w1->move, 1); + QTRY_COMPARE(w1->leave, 0); + QTRY_COMPARE(w1->enter, 1); + + QCursor::setPos(cursorPos); + QTRY_COMPARE(w1->leave, 1); + QTRY_COMPARE(w1->enter, 1); + } + + // Submenu + { + menu1->setActiveAction(nextMenuAct); + QVERIFY(QTest::qWaitForWindowExposed(menu2.data())); + + QCursor::setPos(w2->mapToGlobal(w2->rect().center())); + QVERIFY(w2->isVisible()); + QTRY_COMPARE(w2->leave, 0); + QTRY_COMPARE(w2->enter, 1); + + // Check whether leave event is not delivered on mouse move + w2->move = 0; + QCursor::setPos(w2->mapToGlobal(w2->rect().center()) + QPoint(1, 1)); + QTRY_COMPARE(w2->move, 1); + QTRY_COMPARE(w2->leave, 0); + QTRY_COMPARE(w2->enter, 1); + + QCursor::setPos(cursorPos); + QTRY_COMPARE(w2->leave, 1); + QTRY_COMPARE(w2->enter, 1); + } +} +#endif // !QT_NO_CURSOR + class MyMenu : public QMenu { Q_OBJECT