void QSimpleDrag::move(const QPoint &globalPos) { //### not high-DPI aware moveShapedPixmapWindow(globalPos); QWindow *window = topLevelAt(globalPos); if (!window) return; const QPoint pos = globalPos - window->geometry().topLeft(); const QPlatformDragQtResponse qt_response = QWindowSystemInterface::handleDrag(window, drag()->mimeData(), pos, drag()->supportedActions()); updateCursor(qt_response.acceptedAction()); setCanDrop(qt_response.isAccepted()); }
void QSimpleDrag::drop(const QMouseEvent *me) { QBasicDrag::drop(me); QWindow *window = topLevelAt(me->globalPos()); if (!window) return; const QPoint pos = me->globalPos() - window->geometry().topLeft(); const QPlatformDropQtResponse response = QWindowSystemInterface::handleDrop(window, drag()->mimeData(),pos, drag()->supportedActions()); if (response.isAccepted()) { setExecutedDropAction(response.acceptedAction()); } else { setExecutedDropAction(Qt::IgnoreAction); } }
void QWidgetWindow::handleMouseEvent(QMouseEvent *event) { static const QEvent::Type contextMenuTrigger = QGuiApplicationPrivate::platformTheme()->themeHint(QPlatformTheme::ContextMenuOnMouseRelease).toBool() ? 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()); bool releaseAfter = false; QWidget *popupChild = popup->childAt(mapped); if (popup != qt_popup_down) { qt_button_down = 0; qt_popup_down = 0; } switch (event->type()) { case QEvent::MouseButtonPress: case QEvent::MouseButtonDblClick: qt_button_down = popupChild; qt_popup_down = popup; break; case QEvent::MouseButtonRelease: releaseAfter = true; break; default: break; // nothing for mouse move } int oldOpenPopupCount = openPopupCount; if (popup->isEnabled()) { // deliver event qt_replay_popup_mouse_event = false; QWidget *receiver = popup; QPoint widgetPos = mapped; if (qt_button_down) receiver = qt_button_down; else if (popupChild) receiver = popupChild; if (receiver != popup) widgetPos = receiver->mapFromGlobal(event->globalPos()); QWidget *alien = m_widget->childAt(m_widget->mapFromGlobal(event->globalPos())); QMouseEvent e(event->type(), widgetPos, event->windowPos(), event->screenPos(), event->button(), event->buttons(), event->modifiers()); QGuiApplicationPrivate::setMouseEventSource(&e, QGuiApplicationPrivate::mouseEventSource(event)); e.setTimestamp(event->timestamp()); QApplicationPrivate::sendMouseEvent(receiver, &e, alien, m_widget, &qt_button_down, qt_last_mouse_receiver); } else { // close disabled popups when a mouse button is pressed or released switch (event->type()) { case QEvent::MouseButtonPress: case QEvent::MouseButtonDblClick: case QEvent::MouseButtonRelease: popup->close(); break; default: break; } } if (qApp->activePopupWidget() != activePopupWidget && qt_replay_popup_mouse_event) { if (m_widget->windowType() != Qt::Popup) qt_button_down = 0; if (event->type() == QEvent::MouseButtonPress) { // the popup disappeared, replay the mouse press event QWidget *w = QApplication::widgetAt(event->globalPos()); if (w && !QApplicationPrivate::isBlockedByModal(w)) { // activate window of the widget under mouse pointer if (!w->isActiveWindow()) { w->activateWindow(); w->raise(); } QWindow *win = w->windowHandle(); if (!win) win = w->nativeParentWidget()->windowHandle(); if (win && win->geometry().contains(event->globalPos())) { const QPoint localPos = win->mapFromGlobal(event->globalPos()); QMouseEvent e(QEvent::MouseButtonPress, localPos, localPos, event->globalPos(), event->button(), event->buttons(), event->modifiers()); QGuiApplicationPrivate::setMouseEventSource(&e, QGuiApplicationPrivate::mouseEventSource(event)); e.setTimestamp(event->timestamp()); QApplication::sendSpontaneousEvent(win, &e); } } } qt_replay_popup_mouse_event = false; #ifndef QT_NO_CONTEXTMENU } else if (event->type() == contextMenuTrigger && event->button() == Qt::RightButton && (openPopupCount == oldOpenPopupCount)) { QWidget *popupEvent = popup; if (qt_button_down) popupEvent = qt_button_down; else if(popupChild) popupEvent = popupChild; QContextMenuEvent e(QContextMenuEvent::Mouse, mapped, event->globalPos(), event->modifiers()); QApplication::sendSpontaneousEvent(popupEvent, &e); #endif } if (releaseAfter) { qt_button_down = 0; qt_popup_down = 0; } return; } // modal event handling if (QApplicationPrivate::instance()->modalState() && !qt_try_modal(m_widget, event->type())) return; // which child should have it? QWidget *widget = m_widget->childAt(event->pos()); QPoint mapped = event->pos(); if (!widget) widget = m_widget; if (event->type() == QEvent::MouseButtonPress) qt_button_down = widget; QWidget *receiver = QApplicationPrivate::pickMouseReceiver(m_widget, event->windowPos().toPoint(), &mapped, event->type(), event->buttons(), qt_button_down, widget); if (!receiver) { if (event->type() == QEvent::MouseButtonRelease) QApplicationPrivate::mouse_buttons &= ~event->button(); return; } if ((event->type() != QEvent::MouseButtonPress) || !(event->flags().testFlag(Qt::MouseEventCreatedDoubleClick))) { // The preceding statement excludes MouseButtonPress events which caused // creation of a MouseButtonDblClick event. QTBUG-25831 QMouseEvent translated(event->type(), mapped, event->windowPos(), event->screenPos(), event->button(), event->buttons(), event->modifiers()); QGuiApplicationPrivate::setMouseEventSource(&translated, QGuiApplicationPrivate::mouseEventSource(event)); translated.setTimestamp(event->timestamp()); QApplicationPrivate::sendMouseEvent(receiver, &translated, widget, m_widget, &qt_button_down, qt_last_mouse_receiver); } #ifndef QT_NO_CONTEXTMENU if (event->type() == contextMenuTrigger && event->button() == Qt::RightButton) { QContextMenuEvent e(QContextMenuEvent::Mouse, mapped, event->globalPos(), event->modifiers()); QGuiApplication::sendSpontaneousEvent(receiver, &e); } #endif }
void QWidgetWindow::handleMouseEvent(QMouseEvent *event) { static const QEvent::Type contextMenuTrigger = QGuiApplicationPrivate::platformTheme()->themeHint(QPlatformTheme::ContextMenuOnMouseRelease).toBool() ? QEvent::MouseButtonRelease : QEvent::MouseButtonPress; if (qApp->d_func()->inPopupMode()) { QWidget *activePopupWidget = qApp->activePopupWidget(); QPoint mapped = event->pos(); if (activePopupWidget != m_widget) mapped = activePopupWidget->mapFromGlobal(event->globalPos()); bool releaseAfter = false; QWidget *popupChild = activePopupWidget->childAt(mapped); if (activePopupWidget != qt_popup_down) { qt_button_down = 0; qt_popup_down = 0; } switch (event->type()) { case QEvent::MouseButtonPress: case QEvent::MouseButtonDblClick: qt_button_down = popupChild; qt_popup_down = activePopupWidget; break; case QEvent::MouseButtonRelease: releaseAfter = true; break; default: break; // nothing for mouse move } int oldOpenPopupCount = openPopupCount; if (activePopupWidget->isEnabled()) { // deliver event qt_replay_popup_mouse_event = false; QWidget *receiver = activePopupWidget; QPoint widgetPos = mapped; if (qt_button_down) receiver = qt_button_down; else if (popupChild) receiver = popupChild; if (receiver != activePopupWidget) widgetPos = receiver->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()); QApplicationPrivate::sendMouseEvent(receiver, &e, alien, receiver->window(), &qt_button_down, qt_last_mouse_receiver); qt_last_mouse_receiver = receiver; } else { // close disabled popups when a mouse button is pressed or released switch (event->type()) { case QEvent::MouseButtonPress: case QEvent::MouseButtonDblClick: case QEvent::MouseButtonRelease: activePopupWidget->close(); break; default: break; } } if (qApp->activePopupWidget() != activePopupWidget && qt_replay_popup_mouse_event && QGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::ReplayMousePressOutsidePopup).toBool()) { if (m_widget->windowType() != Qt::Popup) qt_button_down = 0; if (event->type() == QEvent::MouseButtonPress) { // the popup disappeared, replay the mouse press event QWidget *w = QApplication::widgetAt(event->globalPos()); if (w && !QApplicationPrivate::isBlockedByModal(w)) { // activate window of the widget under mouse pointer if (!w->isActiveWindow()) { w->activateWindow(); w->raise(); } QWindow *win = w->windowHandle(); if (!win) win = w->nativeParentWidget()->windowHandle(); if (win) { const QRect globalGeometry = win->isTopLevel() ? win->geometry() : QRect(win->mapToGlobal(QPoint(0, 0)), win->size()); if (globalGeometry.contains(event->globalPos())) { // Use postEvent() to ensure the local QEventLoop terminates when called from QMenu::exec() const QPoint localPos = win->mapFromGlobal(event->globalPos()); QMouseEvent *e = new QMouseEvent(QEvent::MouseButtonPress, localPos, localPos, event->globalPos(), event->button(), event->buttons(), event->modifiers(), event->source()); QCoreApplicationPrivate::setEventSpontaneous(e, true); e->setTimestamp(event->timestamp()); QCoreApplication::postEvent(win, e); } } } } qt_replay_popup_mouse_event = false; #ifndef QT_NO_CONTEXTMENU } else if (event->type() == contextMenuTrigger && event->button() == Qt::RightButton && (openPopupCount == oldOpenPopupCount)) { QWidget *popupEvent = activePopupWidget; if (qt_button_down) popupEvent = qt_button_down; else if(popupChild) popupEvent = popupChild; QContextMenuEvent e(QContextMenuEvent::Mouse, mapped, event->globalPos(), event->modifiers()); QApplication::sendSpontaneousEvent(popupEvent, &e); #endif } if (releaseAfter) { qt_button_down = 0; qt_popup_down = 0; } return; } // modal event handling if (QApplicationPrivate::instance()->modalState() && !qt_try_modal(m_widget, event->type())) return; // which child should have it? QWidget *widget = m_widget->childAt(event->pos()); QPoint mapped = event->pos(); if (!widget) widget = m_widget; if (event->type() == QEvent::MouseButtonPress) qt_button_down = widget; QWidget *receiver = QApplicationPrivate::pickMouseReceiver(m_widget, event->windowPos().toPoint(), &mapped, event->type(), event->buttons(), qt_button_down, widget); if (!receiver) { if (event->type() == QEvent::MouseButtonRelease) QApplicationPrivate::mouse_buttons &= ~event->button(); return; } if ((event->type() != QEvent::MouseButtonPress) || !(event->flags().testFlag(Qt::MouseEventCreatedDoubleClick))) { // The preceding statement excludes MouseButtonPress events which caused // creation of a MouseButtonDblClick event. QTBUG-25831 QMouseEvent translated(event->type(), mapped, event->windowPos(), event->screenPos(), event->button(), event->buttons(), event->modifiers(), event->source()); translated.setTimestamp(event->timestamp()); QApplicationPrivate::sendMouseEvent(receiver, &translated, widget, m_widget, &qt_button_down, qt_last_mouse_receiver); event->setAccepted(translated.isAccepted()); } #ifndef QT_NO_CONTEXTMENU if (event->type() == contextMenuTrigger && event->button() == Qt::RightButton && m_widget->rect().contains(event->pos())) { QContextMenuEvent e(QContextMenuEvent::Mouse, mapped, event->globalPos(), event->modifiers()); QGuiApplication::sendSpontaneousEvent(receiver, &e); } #endif }