void QWidgetPrivate::show_sys() { Q_Q(QWidget); QWindow *window = q->windowHandle(); if (q->testAttribute(Qt::WA_DontShowOnScreen)) { invalidateBuffer(q->rect()); q->setAttribute(Qt::WA_Mapped); if (q->isWindow() && q->windowModality() != Qt::NonModal && window) { // add our window to the modal window list QGuiApplicationPrivate::showModalWindow(window); } return; } QApplication::postEvent(q, new QUpdateLaterEvent(q->rect())); if (!q->isWindow() && !q->testAttribute(Qt::WA_NativeWindow)) return; if (window) { if (q->isWindow()) fixPosIncludesFrame(); QRect geomRect = q->geometry(); if (!q->isWindow()) { QPoint topLeftOfWindow = q->mapTo(q->nativeParentWidget(),QPoint()); geomRect.moveTopLeft(topLeftOfWindow); } const QRect windowRect = window->geometry(); if (windowRect != geomRect) { if (q->testAttribute(Qt::WA_Moved)) window->setGeometry(geomRect); else window->resize(geomRect.size()); } if (QBackingStore *store = q->backingStore()) { if (store->size() != geomRect.size()) { store->resize(geomRect.size()); } } #ifndef QT_NO_CURSOR qt_qpa_set_cursor(q, false); // Needed in case cursor was set before show #endif invalidateBuffer(q->rect()); window->setVisible(true); // Was the window moved by the Window system or QPlatformWindow::initialGeometry() ? if (window->isTopLevel()) { const QPoint crectTopLeft = q->data->crect.topLeft(); const QPoint windowTopLeft = window->geometry().topLeft(); if (crectTopLeft == QPoint(0, 0) && windowTopLeft != crectTopLeft) q->data->crect.moveTopLeft(windowTopLeft); } } }
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); 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: popup->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()); QCoreApplicationPrivate::setEventSpontaneous(e, true); QGuiApplicationPrivate::setMouseEventSource(e, QGuiApplicationPrivate::mouseEventSource(event)); 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 = 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 && m_widget->rect().contains(event->pos())) { QContextMenuEvent e(QContextMenuEvent::Mouse, mapped, event->globalPos(), event->modifiers()); QGuiApplication::sendSpontaneousEvent(receiver, &e); } #endif }