All Classes

This is a list of all Qt classes. For a list of the classes provided for compatibility with Qt3, see Qt3 Support Classes. For classes that have been deprecated, see the Obsolete Classes list.

A B C D E F G H I K L M N O P Q R S T U V W X

A: QAbstractAnimation; QAbstractButton; QAbstractEventDispatcher; QAbstractExtensionFactory; QAbstractExtensionManager; QAbstractFileEngine; QAbstractFileEngineHandler; QAbstractFileEngineIterator; QAbstractFontEngine; QAbstractFormBuilder; QAbstractGraphicsShapeItem; QAbstractItemDelegate; QAbstractItemModel; QAbstractItemView; QAbstractListModel; QAbstractMessageHandler; QAbstractNetworkCache; QAbstractPrintDialog; QAbstractProxyModel; QAbstractScrollArea; QAbstractSlider; QAbstractSocket; QAbstractSpinBox; QAbstractState; QAbstractTableModel; QAbstractTextDocumentLayout; QAbstractTransition; QAbstractUriResolver; QAbstractVideoBuffer; QAbstractVideoSurface; QAbstractXmlNodeModel; QAbstractXmlReceiver; QAccessible; QAccessibleBridge; QAccessibleBridgePlugin; QAccessibleEvent; QAccessibleInterface; QAccessibleObject; QAccessiblePlugin; QAccessibleWidget; QAction; QActionEvent; QActionGroup; QAnimationGroup; QApplication; QAtomicInt; QAtomicPointer; AudioDataOutput (Phonon); QAudioDeviceInfo; QAudioFormat; QAudioInput; QAudioOutput; QAuthenticator; QAxAggregated; QAxBase; QAxBindable; QAxFactory; QAxObject; QAxScript; QAxScriptEngine; QAxScriptManager; QAxWidget

B: QBasicTimer; QBitArray; QBitmap; QBoxLayout; QBrush; QBuffer; QButtonGroup; QByteArray; QByteArrayMatcher

D: QDataStream; QDataWidgetMapper; QDate; QDateEdit; QDateTime; QDateTimeEdit; QDBusAbstractAdaptor; QDBusAbstractInterface; QDBusArgument; QDBusConnection; QDBusConnectionInterface; QDBusContext; QDBusError; QDBusInterface; QDBusMessage; QDBusObjectPath; QDBusPendingCall; QDBusPendingCallWatcher; QDBusPendingReply; QDBusReply; QDBusServiceWatcher; QDBusSignature; QDBusUnixFileDescriptor; QDBusVariant; QDebug; QDeclarativeComponent; QDeclarativeContext; QDeclarativeEngine; QDeclarativeError; QDeclarativeExpression; QDeclarativeExtensionPlugin; QDeclarativeImageProvider; QDeclarativeItem; QDeclarativeListProperty; QDeclarativeListReference; QDeclarativeNetworkAccessManagerFactory; QDeclarativeParserStatus; QDeclarativeProperty; QDeclarativePropertyMap; QDeclarativePropertyValueSource; QDeclarativeScriptString; QDeclarativeView; QDecoration; QDecorationDefault; QDecorationFactory; QDecorationPlugin; QDesignerActionEditorInterface; QDesignerContainerExtension; QDesignerCustomWidgetCollectionInterface; QDesignerCustomWidgetInterface; QDesignerDynamicPropertySheetExtension; QDesignerFormEditorInterface; QDesignerFormWindowCursorInterface; QDesignerFormWindowInterface; QDesignerFormWindowManagerInterface; QDesignerMemberSheetExtension; QDesignerObjectInspectorInterface; QDesignerPropertyEditorInterface; QDesignerPropertySheetExtension; QDesignerTaskMenuExtension; QDesignerWidgetBoxInterface; QDesktopServices; QDesktopWidget; QDial; QDialog; QDialogButtonBox; QDir; QDirectPainter; QDirIterator; QDockWidget; QDomAttr; QDomCDATASection; QDomCharacterData; QDomComment; QDomDocument; QDomDocumentFragment; QDomDocumentType; QDomElement; QDomEntity; QDomEntityReference; QDomImplementation; QDomNamedNodeMap; QDomNode; QDomNodeList; QDomNotation; QDomProcessingInstruction; QDomText; QDoubleSpinBox; QDoubleValidator; QDrag; QDragEnterEvent; QDragLeaveEvent; QDragMoveEvent; QDropEvent; QDynamicPropertyChangeEvent

E: QEasingCurve; Effect (Phonon); EffectParameter (Phonon); EffectWidget (Phonon); QElapsedTimer; QErrorMessage; QEvent; QEventLoop; QEventTransition; Exception (QtConcurrent); QExplicitlySharedDataPointer; QExtensionFactory; QExtensionManager

G: QGenericArgument; QGenericMatrix; QGenericPlugin; QGenericPluginFactory; QGenericReturnArgument; QGesture; QGestureEvent; QGestureRecognizer; QGLBuffer; QGLColormap; QGLContext; QGLFormat; QGLFramebufferObject; QGLFramebufferObjectFormat; QGLFunctions; QGLPixelBuffer; QGLShader; QGLShaderProgram; QGLWidget; QGlyphRun; QGradient; QGraphicsAnchor; QGraphicsAnchorLayout; QGraphicsBlurEffect; QGraphicsColorizeEffect; QGraphicsDropShadowEffect; QGraphicsEffect; QGraphicsEllipseItem; QGraphicsGridLayout; QGraphicsItem; QGraphicsItemAnimation; QGraphicsItemGroup; QGraphicsLayout; QGraphicsLayoutItem; QGraphicsLinearLayout; QGraphicsLineItem; QGraphicsObject; QGraphicsOpacityEffect; QGraphicsPathItem; QGraphicsPixmapItem; QGraphicsPolygonItem; QGraphicsProxyWidget; QGraphicsRectItem; QGraphicsRotation; QGraphicsScale; QGraphicsScene; QGraphicsSceneContextMenuEvent; QGraphicsSceneDragDropEvent; QGraphicsSceneEvent; QGraphicsSceneHelpEvent; QGraphicsSceneHoverEvent; QGraphicsSceneMouseEvent; QGraphicsSceneMoveEvent; QGraphicsSceneResizeEvent; QGraphicsSceneWheelEvent; QGraphicsSimpleTextItem; QGraphicsSvgItem; QGraphicsTextItem; QGraphicsTransform; QGraphicsView; QGraphicsWebView; QGraphicsWidget; QGridLayout; QGroupBox; QGtkStyle

K: QKbdDriverFactory; QKbdDriverPlugin; QKeyEvent; QKeyEventTransition; QKeySequence

N: QNetworkAccessManager; QNetworkAddressEntry; QNetworkCacheMetaData; QNetworkConfiguration; QNetworkConfigurationManager; QNetworkCookie; QNetworkCookieJar; QNetworkDiskCache; QNetworkInterface; QNetworkProxy; QNetworkProxyFactory; QNetworkProxyQuery; QNetworkReply; QNetworkRequest; QNetworkSession; Notifier (Phonon::BackendCapabilities)

O: QObject; QObjectCleanupHandler; ObjectDescription (Phonon)

Q: QTouchEventSequence (QTest); QQuaternion; QQueue

R: QRadialGradient; QRadioButton; QRasterPaintEngine; QRawFont; QReadLocker; QReadWriteLock; QRect; QRectF; QRegExp; QRegExpValidator; QRegion; QResizeEvent; QResource; QRubberBand; QRunnable

S: QS60MainApplication; QS60MainAppUi; QS60MainDocument; QS60Style; QScopedArrayPointer; QScopedPointer; QScopedValueRollback; QScreen; QScreenCursor; QScreenDriverFactory; QScreenDriverPlugin; QScriptable; QScriptClass; QScriptClassPropertyIterator; QScriptContext; QScriptContextInfo; QScriptEngine; QScriptEngineAgent; QScriptEngineDebugger; QScriptExtensionPlugin; QScriptProgram; QScriptString; QScriptSyntaxCheckResult; QScriptValue; QScriptValueIterator; QScrollArea; QScrollBar; SeekSlider (Phonon); QSemaphore; QSequentialAnimationGroup; QSessionManager; QSet; QSetIterator; QSettings; QSharedData; QSharedDataPointer; QSharedMemory; QSharedPointer; QShortcut; QShortcutEvent; QShowEvent; QSignalMapper; QSignalSpy; QSignalTransition; QSimpleXmlNodeModel; QSize; QSizeF; QSizeGrip; QSizePolicy; QSlider; QSocketNotifier; QSortFilterProxyModel; QSound; QSourceLocation; QSpacerItem; QSpinBox; QSplashScreen; QSplitter; QSplitterHandle; QSqlDatabase; QSqlDriver; QSqlDriverCreator; QSqlDriverCreatorBase; QSqlDriverPlugin; QSqlError; QSqlField; QSqlIndex; QSqlQuery; QSqlQueryModel; QSqlRecord; QSqlRelation; QSqlRelationalDelegate; QSqlRelationalTableModel; QSqlResult; QSqlTableModel; QSslCertificate; QSslCipher; QSslConfiguration; QSslError; QSslKey; QSslSocket; QStack; QStackedLayout; QStackedWidget; QStandardItem; QStandardItemEditorCreator; QStandardItemModel; QState; QStateMachine; QStaticText; QStatusBar; QStatusTipEvent; QString; QStringList; QStringListModel; QStringMatcher; QStringRef; QStyle; QStyledItemDelegate; QStyleFactory; QStyleHintReturn; QStyleHintReturnMask; QStyleHintReturnVariant; QStyleOption; QStyleOptionButton; QStyleOptionComboBox; QStyleOptionComplex; QStyleOptionDockWidget; QStyleOptionFocusRect; QStyleOptionFrame; QStyleOptionFrameV2; QStyleOptionFrameV3; QStyleOptionGraphicsItem; QStyleOptionGroupBox; QStyleOptionHeader; QStyleOptionMenuItem; QStyleOptionProgressBar; QStyleOptionProgressBarV2; QStyleOptionQ3DockWindow; QStyleOptionQ3ListView; QStyleOptionQ3ListViewItem; QStyleOptionRubberBand; QStyleOptionSizeGrip; QStyleOptionSlider; QStyleOptionSpinBox; QStyleOptionTab; QStyleOptionTabBarBase; QStyleOptionTabBarBaseV2; QStyleOptionTabV2; QStyleOptionTabV3; QStyleOptionTabWidgetFrame; QStyleOptionTabWidgetFrameV2; QStyleOptionTitleBar; QStyleOptionToolBar; QStyleOptionToolBox; QStyleOptionToolBoxV2; QStyleOptionToolButton; QStyleOptionViewItem; QStyleOptionViewItemV2; QStyleOptionViewItemV3; QStyleOptionViewItemV4; QStylePainter; QStylePlugin; QSupportedWritingSystems; QSvgGenerator; QSvgRenderer; QSvgWidget; QSwipeGesture; QSymbianEvent; QSymbianGraphicsSystemHelper; QSyntaxHighlighter; QSysInfo; QSystemLocale; QSystemSemaphore; QSystemTrayIcon

T: QTabBar; QTabletEvent; QTableView; QTableWidget; QTableWidgetItem; QTableWidgetSelectionRange; QTabWidget; QTapAndHoldGesture; QTapGesture; QTcpServer; QTcpSocket; QTemporaryFile; QTestEventList; QTextBlock; QTextBlockFormat; QTextBlockGroup; QTextBlockUserData; QTextBoundaryFinder; QTextBrowser; QTextCharFormat; QTextCodec; QTextCodecPlugin; QTextCursor; QTextDecoder; QTextDocument; QTextDocumentFragment; QTextDocumentWriter; QTextEdit; QTextEncoder; QTextFormat; QTextFragment; QTextFrame; QTextFrameFormat; QTextImageFormat; QTextInlineObject; QTextItem; QTextLayout; QTextLength; QTextLine; QTextList; QTextListFormat; QTextObject; QTextObjectInterface; QTextOption; QTextStream; QTextTable; QTextTableCell; QTextTableCellFormat; QTextTableFormat; QThread; QThreadPool; QThreadStorage; QTileRules; QTime; QTimeEdit; QTimeLine; QTimer; QTimerEvent; QToolBar; QToolBox; QToolButton; QToolTip; QTouchEvent; QTransform; QTranslator; QTreeView; QTreeWidget; QTreeWidgetItem; QTreeWidgetItemIterator

U: QUdpSocket; QUiLoader; QUndoCommand; QUndoGroup; QUndoStack; QUndoView; UnhandledException (QtConcurrent); QUrl; QUrlInfo; QUuid

See also Qt3 Support Classes, All Modules, and Obsolete Classes.

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