bool ToolBarEventFilter::eventFilter (QObject *watched, QEvent *event)
{
if (watched != m_toolBar)
return QObject::eventFilter (watched, event);
switch (event->type()) {
case QEvent::ChildAdded: {
// Children should not interact with the mouse
const QChildEvent *ce = static_cast<const QChildEvent *>(event);
if (QWidget *w = qobject_cast<QWidget *>(ce->child())) {
w->setAttribute(Qt::WA_TransparentForMouseEvents, true);
w->setFocusPolicy(Qt::NoFocus);
}
}
break;
case QEvent::ContextMenu:
return handleContextMenuEvent(static_cast<QContextMenuEvent*>(event));
case QEvent::DragEnter:
case QEvent::DragMove:
return handleDragEnterMoveEvent(static_cast<QDragMoveEvent *>(event));
case QEvent::DragLeave:
return handleDragLeaveEvent(static_cast<QDragLeaveEvent *>(event));
case QEvent::Drop:
return handleDropEvent(static_cast<QDropEvent *>(event));
case QEvent::MouseButtonPress:
return handleMousePressEvent(static_cast<QMouseEvent*>(event));
case QEvent::MouseButtonRelease:
return handleMouseReleaseEvent(static_cast<QMouseEvent*>(event));
case QEvent::MouseMove:
return handleMouseMoveEvent(static_cast<QMouseEvent*>(event));
default:
break;
}
return QObject::eventFilter (watched, event);
}
bool QWidgetWindow::event(QEvent *event)
{
if (m_widget->testAttribute(Qt::WA_DontShowOnScreen)) {
// \a event is uninteresting for QWidgetWindow, the event was probably
// generated before WA_DontShowOnScreen was set
return m_widget->event(event);
}
switch (event->type()) {
case QEvent::Close:
handleCloseEvent(static_cast<QCloseEvent *>(event));
return true;
case QEvent::Enter:
case QEvent::Leave:
handleEnterLeaveEvent(event);
return true;
// these should not be sent to QWidget, the corresponding events
// are sent by QApplicationPrivate::notifyActiveWindowChange()
case QEvent::FocusIn:
handleFocusInEvent(static_cast<QFocusEvent *>(event));
// Fallthrough
case QEvent::FocusOut: {
#ifndef QT_NO_ACCESSIBILITY
QAccessible::State state;
state.active = true;
QAccessibleStateChangeEvent ev(widget(), state);
QAccessible::updateAccessibility(&ev);
#endif
return false; }
case QEvent::FocusAboutToChange:
if (QApplicationPrivate::focus_widget) {
if (QApplicationPrivate::focus_widget->testAttribute(Qt::WA_InputMethodEnabled))
qApp->inputMethod()->commit();
QGuiApplication::sendSpontaneousEvent(QApplicationPrivate::focus_widget, event);
}
return true;
case QEvent::KeyPress:
case QEvent::KeyRelease:
case QEvent::ShortcutOverride:
handleKeyEvent(static_cast<QKeyEvent *>(event));
return true;
case QEvent::MouseMove:
case QEvent::MouseButtonPress:
case QEvent::MouseButtonRelease:
case QEvent::MouseButtonDblClick:
handleMouseEvent(static_cast<QMouseEvent *>(event));
return true;
case QEvent::NonClientAreaMouseMove:
case QEvent::NonClientAreaMouseButtonPress:
case QEvent::NonClientAreaMouseButtonRelease:
case QEvent::NonClientAreaMouseButtonDblClick:
handleNonClientAreaMouseEvent(static_cast<QMouseEvent *>(event));
return true;
case QEvent::TouchBegin:
case QEvent::TouchUpdate:
case QEvent::TouchEnd:
case QEvent::TouchCancel:
handleTouchEvent(static_cast<QTouchEvent *>(event));
return true;
case QEvent::Move:
handleMoveEvent(static_cast<QMoveEvent *>(event));
return true;
case QEvent::Resize:
handleResizeEvent(static_cast<QResizeEvent *>(event));
return true;
#ifndef QT_NO_WHEELEVENT
case QEvent::Wheel:
handleWheelEvent(static_cast<QWheelEvent *>(event));
return true;
#endif
#ifndef QT_NO_DRAGANDDROP
case QEvent::DragEnter:
case QEvent::DragMove:
handleDragEnterMoveEvent(static_cast<QDragMoveEvent *>(event));
return true;
case QEvent::DragLeave:
handleDragLeaveEvent(static_cast<QDragLeaveEvent *>(event));
return true;
case QEvent::Drop:
handleDropEvent(static_cast<QDropEvent *>(event));
return true;
#endif
case QEvent::Expose:
handleExposeEvent(static_cast<QExposeEvent *>(event));
return true;
case QEvent::WindowStateChange:
handleWindowStateChangedEvent(static_cast<QWindowStateChangeEvent *>(event));
return true;
case QEvent::ThemeChange: {
QEvent widgetEvent(QEvent::ThemeChange);
QGuiApplication::sendSpontaneousEvent(m_widget, &widgetEvent);
}
return true;
#ifndef QT_NO_TABLETEVENT
case QEvent::TabletPress:
case QEvent::TabletMove:
case QEvent::TabletRelease:
handleTabletEvent(static_cast<QTabletEvent *>(event));
return true;
#endif
#ifndef QT_NO_GESTURES
case QEvent::NativeGesture:
handleGestureEvent(static_cast<QNativeGestureEvent *>(event));
return true;
#endif
#ifndef QT_NO_CONTEXTMENU
case QEvent::ContextMenu:
handleContextMenuEvent(static_cast<QContextMenuEvent *>(event));
return true;
#endif
// Handing show events to widgets (see below) here would cause them to be triggered twice
case QEvent::Show:
case QEvent::Hide:
return QWindow::event(event);
case QEvent::WindowBlocked:
qt_button_down = 0;
break;
default:
break;
}
return m_widget->event(event) || QWindow::event(event);
}
bool QWindowsContext::windowsProc(HWND hwnd, UINT message,
QtWindows::WindowsEventType et,
WPARAM wParam, LPARAM lParam, LRESULT *result)
{
*result = 0;
MSG msg;
msg.hwnd = hwnd; // re-create MSG structure
msg.message = message; // time and pt fields ignored
msg.wParam = wParam;
msg.lParam = lParam;
msg.pt.x = GET_X_LPARAM(lParam);
msg.pt.y = GET_Y_LPARAM(lParam);
// Run the native event filters.
long filterResult = 0;
QAbstractEventDispatcher* dispatcher = QAbstractEventDispatcher::instance();
if (dispatcher && dispatcher->filterNativeEvent(d->m_eventType, &msg, &filterResult)) {
*result = LRESULT(filterResult);
return true;
}
QWindowsWindow *platformWindow = findPlatformWindow(hwnd);
if (platformWindow) {
filterResult = 0;
if (QWindowSystemInterface::handleNativeEvent(platformWindow->window(), d->m_eventType, &msg, &filterResult)) {
*result = LRESULT(filterResult);
return true;
}
}
switch (et) {
case QtWindows::InputMethodStartCompositionEvent:
return QWindowsInputContext::instance()->startComposition(hwnd);
case QtWindows::InputMethodCompositionEvent:
return QWindowsInputContext::instance()->composition(hwnd, lParam);
case QtWindows::InputMethodEndCompositionEvent:
return QWindowsInputContext::instance()->endComposition(hwnd);
case QtWindows::InputMethodRequest:
return QWindowsInputContext::instance()->handleIME_Request(wParam, lParam, result);
case QtWindows::InputMethodOpenCandidateWindowEvent:
case QtWindows::InputMethodCloseCandidateWindowEvent:
// TODO: Release/regrab mouse if a popup has mouse grab.
return false;
case QtWindows::ClipboardEvent:
case QtWindows::DestroyEvent:
case QtWindows::UnknownEvent:
return false;
case QtWindows::AccessibleObjectFromWindowRequest:
#ifndef QT_NO_ACCESSIBILITY
return QWindowsAccessibility::handleAccessibleObjectFromWindowRequest(hwnd, wParam, lParam, result);
#else
return false;
#endif
case QtWindows::DisplayChangedEvent:
return d->m_screenManager.handleDisplayChange(wParam, lParam);
case QtWindows::SettingChangedEvent:
return d->m_screenManager.handleScreenChanges();
default:
break;
}
// Before CreateWindowEx() returns, some events are sent,
// for example WM_GETMINMAXINFO asking for size constraints for top levels.
// Pass on to current creation context
if (!platformWindow && !d->m_creationContext.isNull()) {
switch (et) {
#ifndef Q_OS_WINCE // maybe available on some SDKs revisit WM_GETMINMAXINFO
case QtWindows::QuerySizeHints:
d->m_creationContext->applyToMinMaxInfo(reinterpret_cast<MINMAXINFO *>(lParam));
return true;
#endif
case QtWindows::ResizeEvent:
d->m_creationContext->obtainedGeometry.setSize(QSize(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)));
return true;
case QtWindows::MoveEvent:
d->m_creationContext->obtainedGeometry.moveTo(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
return true;
case QtWindows::CalculateSize:
return false;
default:
break;
}
}
if (platformWindow) {
// Suppress events sent during DestroyWindow() for native children.
if (platformWindow->testFlag(QWindowsWindow::WithinDestroy))
return false;
if (QWindowsContext::verboseEvents > 1)
qDebug().nospace() << "Event window: " << platformWindow->window();
} else {
qWarning("%s: No Qt Window found for event 0x%x (%s), hwnd=0x%p.",
__FUNCTION__, message,
QWindowsGuiEventDispatcher::windowsMessageName(message), hwnd);
return false;
}
switch (et) {
case QtWindows::KeyDownEvent:
case QtWindows::KeyEvent:
case QtWindows::InputMethodKeyEvent:
case QtWindows::InputMethodKeyDownEvent:
return d->m_keyMapper.translateKeyEvent(platformWindow->window(), hwnd, msg, result);
case QtWindows::MoveEvent:
platformWindow->handleMoved();
return true;
case QtWindows::ResizeEvent:
platformWindow->handleResized((int)wParam);
return true;
#ifndef Q_OS_WINCE // maybe available on some SDKs revisit WM_GETMINMAXINFO
case QtWindows::QuerySizeHints:
platformWindow->getSizeHints(reinterpret_cast<MINMAXINFO *>(lParam));
return true;// maybe available on some SDKs revisit WM_NCCALCSIZE
case QtWindows::CalculateSize:
// NCCALCSIZE_PARAMS structure if wParam==TRUE
if (wParam && QWindowsContext::verboseWindows) {
const NCCALCSIZE_PARAMS *ncp = reinterpret_cast<NCCALCSIZE_PARAMS *>(lParam);
qDebug() << platformWindow->window() << *ncp;
}
break;
#endif
case QtWindows::ExposeEvent:
return platformWindow->handleWmPaint(hwnd, message, wParam, lParam);
case QtWindows::NonClientMouseEvent:
if (platformWindow->frameStrutEventsEnabled())
return d->m_mouseHandler.translateMouseEvent(platformWindow->window(), hwnd, et, msg, result);
break;
/* the mouse tracking on windows already handles the reset of the cursor
* and does not like somebody else handling it.
* on WINCE its necessary to handle this event to get the correct cursor
*/
#ifdef Q_OS_WINCE
case QtWindows::CursorEvent:
{
QWindowsWindow::baseWindowOf(platformWindow->window())->applyCursor();
return true;
}
#endif
case QtWindows::MouseWheelEvent:
case QtWindows::MouseEvent:
case QtWindows::LeaveEvent:
return d->m_mouseHandler.translateMouseEvent(platformWindow->window(), hwnd, et, msg, result);
case QtWindows::TouchEvent:
return d->m_mouseHandler.translateTouchEvent(platformWindow->window(), hwnd, et, msg, result);
case QtWindows::FocusInEvent: // see QWindowsWindow::requestActivateWindow().
case QtWindows::FocusOutEvent:
handleFocusEvent(et, platformWindow);
return true;
case QtWindows::ShowEvent:
platformWindow->handleShown();
return true;
case QtWindows::HideEvent:
platformWindow->handleHidden();
return true;
case QtWindows::CloseEvent:
QWindowSystemInterface::handleCloseEvent(platformWindow->window());
return true;
case QtWindows::ThemeChanged: // ### fixme: Compress these events?
if (QWindowsTheme *theme = QWindowsTheme::instance())
theme->windowsThemeChanged(platformWindow->window());
return true;
#ifndef Q_OS_WINCE
case QtWindows::ActivateWindowEvent:
if (platformWindow->testFlag(QWindowsWindow::BlockedByModal))
if (const QWindow *modalWindow = QGuiApplication::modalWindow())
QWindowsWindow::baseWindowOf(modalWindow)->alertWindow();
break;
#endif
#ifndef QT_NO_CONTEXTMENU
case QtWindows::ContextMenu:
handleContextMenuEvent(platformWindow->window(), msg);
return true;
#endif
default:
break;
}
return false;
}
bool QWindowsContext::windowsProc(HWND hwnd, UINT message,
QtWindows::WindowsEventType et,
WPARAM wParam, LPARAM lParam, LRESULT *result)
{
*result = 0;
MSG msg;
msg.hwnd = hwnd; // re-create MSG structure
msg.message = message; // time and pt fields ignored
msg.wParam = wParam;
msg.lParam = lParam;
msg.pt.x = msg.pt.y = 0;
if (et != QtWindows::CursorEvent && (et & (QtWindows::MouseEventFlag | QtWindows::NonClientEventFlag))) {
msg.pt.x = GET_X_LPARAM(lParam);
msg.pt.y = GET_Y_LPARAM(lParam);
// For non-client-area messages, these are screen coordinates (as expected
// in the MSG structure), otherwise they are client coordinates.
if (!(et & QtWindows::NonClientEventFlag)) {
ClientToScreen(msg.hwnd, &msg.pt);
}
} else {
#ifndef Q_OS_WINCE
GetCursorPos(&msg.pt);
#endif
}
// Run the native event filters.
long filterResult = 0;
QAbstractEventDispatcher* dispatcher = QAbstractEventDispatcher::instance();
if (dispatcher && dispatcher->filterNativeEvent(d->m_eventType, &msg, &filterResult)) {
*result = LRESULT(filterResult);
return true;
}
QWindowsWindow *platformWindow = findPlatformWindow(hwnd);
if (platformWindow) {
filterResult = 0;
if (QWindowSystemInterface::handleNativeEvent(platformWindow->window(), d->m_eventType, &msg, &filterResult)) {
*result = LRESULT(filterResult);
return true;
}
}
switch (et) {
case QtWindows::InputMethodStartCompositionEvent:
return QWindowsInputContext::instance()->startComposition(hwnd);
case QtWindows::InputMethodCompositionEvent:
return QWindowsInputContext::instance()->composition(hwnd, lParam);
case QtWindows::InputMethodEndCompositionEvent:
return QWindowsInputContext::instance()->endComposition(hwnd);
case QtWindows::InputMethodRequest:
return QWindowsInputContext::instance()->handleIME_Request(wParam, lParam, result);
case QtWindows::InputMethodOpenCandidateWindowEvent:
case QtWindows::InputMethodCloseCandidateWindowEvent:
// TODO: Release/regrab mouse if a popup has mouse grab.
return false;
case QtWindows::DestroyEvent:
if (platformWindow && !platformWindow->testFlag(QWindowsWindow::WithinDestroy)) {
qWarning() << "External WM_DESTROY received for " << platformWindow->window()
<< ", parent: " << platformWindow->window()->parent()
<< ", transient parent: " << platformWindow->window()->transientParent();
}
return false;
case QtWindows::ClipboardEvent:
return false;
case QtWindows::UnknownEvent:
return false;
case QtWindows::AccessibleObjectFromWindowRequest:
#ifndef QT_NO_ACCESSIBILITY
return QWindowsAccessibility::handleAccessibleObjectFromWindowRequest(hwnd, wParam, lParam, result);
#else
return false;
#endif
case QtWindows::DisplayChangedEvent:
return d->m_screenManager.handleDisplayChange(wParam, lParam);
case QtWindows::SettingChangedEvent:
return d->m_screenManager.handleScreenChanges();
default:
break;
}
// Before CreateWindowEx() returns, some events are sent,
// for example WM_GETMINMAXINFO asking for size constraints for top levels.
// Pass on to current creation context
if (!platformWindow && !d->m_creationContext.isNull()) {
switch (et) {
#ifndef Q_OS_WINCE // maybe available on some SDKs revisit WM_GETMINMAXINFO
case QtWindows::QuerySizeHints:
d->m_creationContext->applyToMinMaxInfo(reinterpret_cast<MINMAXINFO *>(lParam));
return true;
#endif
case QtWindows::ResizeEvent:
d->m_creationContext->obtainedGeometry.setSize(QSize(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)));
return true;
case QtWindows::MoveEvent:
d->m_creationContext->obtainedGeometry.moveTo(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
return true;
case QtWindows::CalculateSize:
return QWindowsGeometryHint::handleCalculateSize(d->m_creationContext->customMargins, msg, result);
case QtWindows::GeometryChangingEvent:
return QWindowsWindow::handleGeometryChangingMessage(&msg, d->m_creationContext->window,
d->m_creationContext->margins + d->m_creationContext->customMargins);
default:
break;
}
}
if (platformWindow) {
// Suppress events sent during DestroyWindow() for native children.
if (platformWindow->testFlag(QWindowsWindow::WithinDestroy))
return false;
if (QWindowsContext::verbose > 1)
qCDebug(lcQpaEvents) << "Event window: " << platformWindow->window();
} else {
qWarning("%s: No Qt Window found for event 0x%x (%s), hwnd=0x%p.",
__FUNCTION__, message,
QWindowsGuiEventDispatcher::windowsMessageName(message), hwnd);
return false;
}
switch (et) {
case QtWindows::KeyDownEvent:
case QtWindows::KeyEvent:
case QtWindows::InputMethodKeyEvent:
case QtWindows::InputMethodKeyDownEvent:
case QtWindows::KeyboardLayoutChangeEvent:
case QtWindows::AppCommandEvent:
#if !defined(Q_OS_WINCE) && !defined(QT_NO_SESSIONMANAGER)
return platformSessionManager()->isInteractionBlocked() ? true : d->m_keyMapper.translateKeyEvent(platformWindow->window(), hwnd, msg, result);
#else
return d->m_keyMapper.translateKeyEvent(platformWindow->window(), hwnd, msg, result);
#endif
case QtWindows::MoveEvent:
platformWindow->handleMoved();
return true;
case QtWindows::ResizeEvent:
platformWindow->handleResized((int)wParam);
return true;
#ifndef Q_OS_WINCE // maybe available on some SDKs revisit WM_GETMINMAXINFO
case QtWindows::QuerySizeHints:
platformWindow->getSizeHints(reinterpret_cast<MINMAXINFO *>(lParam));
return true;// maybe available on some SDKs revisit WM_NCCALCSIZE
case QtWindows::CalculateSize:
return QWindowsGeometryHint::handleCalculateSize(platformWindow->customMargins(), msg, result);
case QtWindows::NonClientHitTest:
return platformWindow->handleNonClientHitTest(QPoint(msg.pt.x, msg.pt.y), result);
case QtWindows::GeometryChangingEvent:
return platformWindow->QWindowsWindow::handleGeometryChanging(&msg);
#endif // !Q_OS_WINCE
case QtWindows::ExposeEvent:
return platformWindow->handleWmPaint(hwnd, message, wParam, lParam);
case QtWindows::NonClientMouseEvent:
if (platformWindow->frameStrutEventsEnabled())
#if !defined(Q_OS_WINCE) && !defined(QT_NO_SESSIONMANAGER)
return platformSessionManager()->isInteractionBlocked() ? true : d->m_mouseHandler.translateMouseEvent(platformWindow->window(), hwnd, et, msg, result);
#else
return d->m_mouseHandler.translateMouseEvent(platformWindow->window(), hwnd, et, msg, result);
#endif
break;
/* the mouse tracking on windows already handles the reset of the cursor
* and does not like somebody else handling it.
* on WINCE its necessary to handle this event to get the correct cursor
*/
#ifdef Q_OS_WINCE
case QtWindows::CursorEvent:
{
QWindowsWindow::baseWindowOf(platformWindow->window())->applyCursor();
return true;
}
#endif
case QtWindows::MouseWheelEvent:
case QtWindows::MouseEvent:
case QtWindows::LeaveEvent:
#if !defined(Q_OS_WINCE) && !defined(QT_NO_SESSIONMANAGER)
return platformSessionManager()->isInteractionBlocked() ? true : d->m_mouseHandler.translateMouseEvent(platformWindow->window(), hwnd, et, msg, result);
#else
return d->m_mouseHandler.translateMouseEvent(platformWindow->window(), hwnd, et, msg, result);
#endif
case QtWindows::TouchEvent:
#if !defined(Q_OS_WINCE) && !defined(QT_NO_SESSIONMANAGER)
return platformSessionManager()->isInteractionBlocked() ? true : d->m_mouseHandler.translateTouchEvent(platformWindow->window(), hwnd, et, msg, result);
#else
return d->m_mouseHandler.translateTouchEvent(platformWindow->window(), hwnd, et, msg, result);
#endif
case QtWindows::FocusInEvent: // see QWindowsWindow::requestActivateWindow().
case QtWindows::FocusOutEvent:
handleFocusEvent(et, platformWindow);
return true;
case QtWindows::ShowEventOnParentRestoring: // QTBUG-40696, prevent Windows from re-showing hidden transient children (dialogs).
if (!platformWindow->window()->isVisible()) {
*result = 0;
return true;
}
break;
case QtWindows::HideEvent:
platformWindow->handleHidden();
return false;// Indicate transient children should be hidden by windows (SW_PARENTCLOSING)
case QtWindows::CloseEvent:
QWindowSystemInterface::handleCloseEvent(platformWindow->window());
return true;
case QtWindows::ThemeChanged: {
// Switch from Aero to Classic changes margins.
const Qt::WindowFlags flags = platformWindow->window()->flags();
if ((flags & Qt::WindowType_Mask) != Qt::Desktop && !(flags & Qt::FramelessWindowHint))
platformWindow->setFlag(QWindowsWindow::FrameDirty);
if (QWindowsTheme *theme = QWindowsTheme::instance())
theme->windowsThemeChanged(platformWindow->window());
return true;
}
case QtWindows::CompositionSettingsChanged:
platformWindow->handleCompositionSettingsChanged();
return true;
#ifndef Q_OS_WINCE
case QtWindows::ActivateWindowEvent:
if (platformWindow->window()->flags() & Qt::WindowDoesNotAcceptFocus) {
*result = LRESULT(MA_NOACTIVATE);
return true;
}
#ifndef QT_NO_TABLETEVENT
if (!d->m_tabletSupport.isNull())
d->m_tabletSupport->notifyActivate();
#endif // !QT_NO_TABLETEVENT
if (platformWindow->testFlag(QWindowsWindow::BlockedByModal))
if (const QWindow *modalWindow = QGuiApplication::modalWindow())
QWindowsWindow::baseWindowOf(modalWindow)->alertWindow();
break;
case QtWindows::MouseActivateWindowEvent:
if (platformWindow->window()->flags() & Qt::WindowDoesNotAcceptFocus) {
*result = LRESULT(MA_NOACTIVATE);
return true;
}
break;
#endif
#ifndef QT_NO_CONTEXTMENU
case QtWindows::ContextMenu:
return handleContextMenuEvent(platformWindow->window(), msg);
#endif
case QtWindows::WhatsThisEvent: {
#ifndef QT_NO_WHATSTHIS
QWindowSystemInterface::handleEnterWhatsThisEvent();
return true;
#endif
} break;
#if !defined(Q_OS_WINCE) && !defined(QT_NO_SESSIONMANAGER)
case QtWindows::QueryEndSessionApplicationEvent: {
QWindowsSessionManager *sessionManager = platformSessionManager();
if (sessionManager->isActive()) { // bogus message from windows
*result = sessionManager->wasCanceled() ? 0 : 1;
return true;
}
sessionManager->setActive(true);
sessionManager->blocksInteraction();
sessionManager->clearCancellation();
QGuiApplicationPrivate *qGuiAppPriv = static_cast<QGuiApplicationPrivate*>(QObjectPrivate::get(qApp));
qGuiAppPriv->commitData();
if (lParam & ENDSESSION_LOGOFF)
fflush(NULL);
*result = sessionManager->wasCanceled() ? 0 : 1;
return true;
}
case QtWindows::EndSessionApplicationEvent: {
QWindowsSessionManager *sessionManager = platformSessionManager();
sessionManager->setActive(false);
sessionManager->allowsInteraction();
bool endsession = (bool) wParam;
// we receive the message for each toplevel window included internal hidden ones,
// but the aboutToQuit signal should be emitted only once.
QGuiApplicationPrivate *qGuiAppPriv = static_cast<QGuiApplicationPrivate*>(QObjectPrivate::get(qApp));
if (endsession && !qGuiAppPriv->aboutToQuitEmitted) {
qGuiAppPriv->aboutToQuitEmitted = true;
int index = QGuiApplication::staticMetaObject.indexOfSignal("aboutToQuit()");
qApp->qt_metacall(QMetaObject::InvokeMetaMethod, index,0);
// since the process will be killed immediately quit() has no real effect
QGuiApplication::quit();
}
return true;
}
#endif // !defined(Q_OS_WINCE) && !defined(QT_NO_SESSIONMANAGER)
default:
break;
}
return false;
}