- Qt 6.4
- Qt Widgets
- C++ Classes
- QApplication
- Qt 6.4.2 Reference Documentation

# List of All Members for QApplication

This is the complete list of members for QApplication, including inherited members.

- QApplication(int &, char **)
- aboutQt()
- aboutToQuit()
- applicationDisplayNameChanged()
- applicationNameChanged()
- applicationStateChanged(Qt::ApplicationState)
- applicationVersionChanged()
- autoSipEnabled() const : bool
- closeAllWindows()
- commitDataRequest(QSessionManager &)
- deleteLater()
- destroyed(QObject *)
- exit(int)
- focusChanged(QWidget *, QWidget *)
- focusObjectChanged(QObject *)
- focusWindowChanged(QWindow *)
- fontDatabaseChanged()
- lastWindowClosed()
- layoutDirectionChanged(Qt::LayoutDirection)
- objectNameChanged(const QString &)
- organizationDomainChanged()
- organizationNameChanged()
- primaryScreenChanged(QScreen *)
- quit()
- saveStateRequest(QSessionManager &)
- screenAdded(QScreen *)
- screenRemoved(QScreen *)
- setAutoSipEnabled(const bool)
- setStyleSheet(const QString &)
- ~QApplication()
- activeModalWidget() : QWidget *
- activePopupWidget() : QWidget *
- activeWindow() : QWidget *
- addLibraryPath(const QString &)
- alert(QWidget *, int)
- allWidgets() : QWidgetList
- allWindows() : QWindowList
- applicationDirPath() : QString
- applicationDisplayName() : QString
- applicationFilePath() : QString
- applicationName() : QString
- applicationPid() : qint64
- applicationState() : Qt::ApplicationState
- applicationVersion() : QString
- arguments() : QStringList
- beep()
- blockSignals(bool) : bool
- changeOverrideCursor(const QCursor &)
- childEvent(QChildEvent *)
- children() const : const QObjectList &
- clipboard() : QClipboard *
- closingDown() : bool
- connect(const QObject *, const char *, const QObject *, const char *, Qt::ConnectionType) : QMetaObject::Connection
- connect(const QObject *, const QMetaMethod &, const QObject *, const QMetaMethod &, Qt::ConnectionType) : QMetaObject::Connection
- connect(const QObject *, const char *, const char *, Qt::ConnectionType) const : QMetaObject::Connection
- connect(const QObject *, PointerToMemberFunction, const QObject *, PointerToMemberFunction, Qt::ConnectionType) : QMetaObject::Connection
- connect(const QObject *, PointerToMemberFunction, Functor) : QMetaObject::Connection
- connect(const QObject *, PointerToMemberFunction, const QObject *, Functor, Qt::ConnectionType) : QMetaObject::Connection
- connectNotify(const QMetaMethod &)
- cursorFlashTime() : int
- customEvent(QEvent *)
- desktopFileName() : QString
- desktopSettingsAware() : bool
- devicePixelRatio() const : qreal
- disconnect(const QObject *, const char *, const QObject *, const char *) : bool
- disconnect(const QObject *, const QMetaMethod &, const QObject *, const QMetaMethod &) : bool
- disconnect(const char *, const QObject *, const char *) const : bool
- disconnect(const QObject *, const char *) const : bool
- disconnect(const QMetaObject::Connection &) : bool
- disconnect(const QObject *, PointerToMemberFunction, const QObject *, PointerToMemberFunction) : bool
- disconnectNotify(const QMetaMethod &)
- doubleClickInterval() : int
- dumpObjectInfo() const
- dumpObjectTree() const
- dynamicPropertyNames() const : QList<QByteArray>
- event(QEvent *) : bool
- event(QEvent *) : bool
- event(QEvent *) : bool
- event(QEvent *) : bool
- eventDispatcher() : QAbstractEventDispatcher *
- eventFilter(QObject *, QEvent *) : bool
- exec() : int
- exec() : int
- exec() : int
- findChild(const QString &, Qt::FindChildOptions) const : T
- findChildren(const QString &, Qt::FindChildOptions) const : QList<T>
- findChildren(Qt::FindChildOptions) const : QList<T>
- findChildren(const QRegularExpression &, Qt::FindChildOptions) const : QList<T>
- focusObject() : QObject *
- focusWidget() : QWidget *
- focusWindow() : QWindow *
- font() : QFont
- font() : QFont
- font(const QWidget *) : QFont
- font(const char *) : QFont
- highDpiScaleFactorRoundingPolicy() : Qt::HighDpiScaleFactorRoundingPolicy
- inherits(const char *) const : bool
- inputMethod() : QInputMethod *
- installEventFilter(QObject *)
- installNativeEventFilter(QAbstractNativeEventFilter *)
- installTranslator(QTranslator *) : bool
- instance() : QCoreApplication *
- isEffectEnabled(Qt::UIEffect) : bool
- isLeftToRight() : bool
- isQuickItemType() const : bool
- isQuitLockEnabled() : bool
- isRightToLeft() : bool
- isSavingSession() const : bool
- isSessionRestored() const : bool
- isSetuidAllowed() : bool

- isSignalConnected(const QMetaMethod &) const : bool
- isWidgetType() const : bool
- isWindowType() const : bool
- keyboardInputInterval() : int
- keyboardModifiers() : Qt::KeyboardModifiers
- killTimer(int)
- layoutDirection() : Qt::LayoutDirection
- libraryPaths() : QStringList
- metaObject() const : const QMetaObject *
- modalWindow() : QWindow *
- mouseButtons() : Qt::MouseButtons
- moveToThread(QThread *)
- nativeInterface() const : QNativeInterface *
- navigationMode() : Qt::NavigationMode
- notify(QObject *, QEvent *) : bool
- notify(QObject *, QEvent *) : bool
- notify(QObject *, QEvent *) : bool
- objectName() const : QString
- organizationDomain() : QString
- organizationName() : QString
- overrideCursor() : QCursor *
- palette() : QPalette
- palette(const QWidget *) : QPalette
- palette(const char *) : QPalette
- parent() const : QObject *
- platformName() : QString
- postEvent(QObject *, QEvent *, int)
- primaryScreen() : QScreen *
- processEvents(QEventLoop::ProcessEventsFlags)
- processEvents(QEventLoop::ProcessEventsFlags, int)
- property(const char *) const : QVariant
- queryKeyboardModifiers() : Qt::KeyboardModifiers
- quitOnLastWindowClosed() : bool
- receivers(const char *) const : int
- removeEventFilter(QObject *)
- removeLibraryPath(const QString &)
- removeNativeEventFilter(QAbstractNativeEventFilter *)
- removePostedEvents(QObject *, int)
- removeTranslator(QTranslator *) : bool
- restoreOverrideCursor()
- screenAt(const QPoint &) : QScreen *
- screens() : QList<QScreen *>
- sendEvent(QObject *, QEvent *) : bool
- sendPostedEvents(QObject *, int)
- sender() const : QObject *
- senderSignalIndex() const : int
- sessionId() const : QString
- sessionKey() const : QString
- setActiveWindow(QWidget *)
- setApplicationDisplayName(const QString &)
- setApplicationName(const QString &)
- setApplicationVersion(const QString &)
- setAttribute(Qt::ApplicationAttribute, bool)
- setCursorFlashTime(int)
- setDesktopFileName(const QString &)
- setDesktopSettingsAware(bool)
- setDoubleClickInterval(int)
- setEffectEnabled(Qt::UIEffect, bool)
- setEventDispatcher(QAbstractEventDispatcher *)
- setFont(const QFont &)
- setFont(const QFont &, const char *)
- setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy)
- setKeyboardInputInterval(int)
- setLayoutDirection(Qt::LayoutDirection)
- setLibraryPaths(const QStringList &)
- setNavigationMode(Qt::NavigationMode)
- setObjectName(const QString &)
- setObjectName(QAnyStringView)
- setOrganizationDomain(const QString &)
- setOrganizationName(const QString &)
- setOverrideCursor(const QCursor &)
- setPalette(const QPalette &)
- setPalette(const QPalette &, const char *)
- setParent(QObject *)
- setProperty(const char *, const QVariant &) : bool
- setQuitLockEnabled(bool)
- setQuitOnLastWindowClosed(bool)
- setSetuidAllowed(bool)
- setStartDragDistance(int)
- setStartDragTime(int)
- setStyle(QStyle *)
- setStyle(const QString &) : QStyle *
- setWheelScrollLines(int)
- setWindowIcon(const QIcon &)
- signalsBlocked() const : bool
- startDragDistance() : int
- startDragTime() : int
- startTimer(int, Qt::TimerType) : int
- startTimer(std::chrono::milliseconds, Qt::TimerType) : int
- startingUp() : bool
- staticMetaObject :
- style() : QStyle *
- styleHints() : QStyleHints *
- styleSheet() const : QString
- sync()
- testAttribute(Qt::ApplicationAttribute) : bool
- thread() const : QThread *
- timerEvent(QTimerEvent *)
- topLevelAt(const QPoint &) : QWindow *
- topLevelAt(const QPoint &) : QWidget *
- topLevelAt(int, int) : QWidget *
- topLevelWidgets() : QWidgetList
- topLevelWindows() : QWindowList
- tr(const char *, const char *, int) : QString
- translate(const char *, const char *, const char *, int) : QString
- wheelScrollLines() : int
- widgetAt(const QPoint &) : QWidget *
- widgetAt(int, int) : QWidget *
- windowIcon() : QIcon