Annotated Class List▲
Qt classes with brief descriptions:
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QAbstractExtensionFactory: The QAbstractExtensionFactory class provides an interface for extension factories in Qt Designer.
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QAbstractExtensionManager: The QAbstractExtensionManager class provides an interface for extension managers in Qt Designer.
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QAtomicInt: The QAtomicInt class provides platform-independent atomic operations on int.
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QAtomicInt: The QAtomicInt class provides platform-independent atomic operations on int.
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QAtomicPointer: The QAtomicPointer class is a template class that provides platform-independent atomic operations on pointers.
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QAtomicPointer: The QAtomicPointer class is a template class that provides platform-independent atomic operations on pointers.
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QAudioBuffer: The QAudioBuffer class represents a collection of audio samples with a specific format and sample rate.
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QAxAggregated: The QAxAggregated class is an abstract base class for implementations of additional COM interfaces.
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QAxAggregated: The QAxAggregated class is an abstract base class for implementations of additional COM interfaces.
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QAxBase: The QAxBase class is an abstract class that provides an API to initialize and access a COM object.
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QAxBase: The QAxBase class is an abstract class that provides an API to initialize and access a COM object.
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QAxBindable: The QAxBindable class provides an interface between a QWidget and an ActiveX client.
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QAxBindable: The QAxBindable class provides an interface between a QWidget and an ActiveX client.
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QAxFactory: The QAxFactory class defines a factory for the creation of COM components.
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QAxFactory: The QAxFactory class defines a factory for the creation of COM components.
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QAxScript: The QAxScript class provides a wrapper around script code.
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QAxScript: The QAxScript class provides a wrapper around script code.
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QAxScriptEngine: The QAxScriptEngine class provides a wrapper around a script engine.
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QAxScriptEngine: The QAxScriptEngine class provides a wrapper around a script engine.
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QAxScriptManager: The QAxScriptManager class provides a bridge between application objects and script code.
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QAxScriptManager: The QAxScriptManager class provides a bridge between application objects and script code.
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QAxSelect: The QAxSelect class provides a selection dialog for registered COM components.
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QAxSelect: The QAxSelect class provides a selection dialog for registered COM components.
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QAxWidget: The QAxWidget class is a QWidget that wraps an ActiveX control.
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QAxWidget: The QAxWidget class is a QWidget that wraps an ActiveX control.
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QBEInteger: The QBEInteger class provides platform-independent big-endian integers.
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QBEInteger: The QBEInteger class provides platform-independent big-endian integers.
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QByteArrayList: The QByteArrayList class provides a list of byte arrays.
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QByteArrayList: The QByteArrayList class provides a list of byte arrays.
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QCborParserError: The QCborParserError is used by QCborValue to report a parsing error.
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QCborParserError: The QCborParserError is used by QCborValue to report a parsing error.
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QCocoaNativeContext: A class encapsulating a Cocoa NSOpenGLContext.
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QCocoaNativeContext: A class encapsulating a Cocoa NSOpenGLContext.
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QCocoaWindowFunctions: The QCocoaWindowFunctions class is an inline class containing miscellaneous functionality for NSWindow and NSView window specific functionality.
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QCocoaWindowFunctions: The QCocoaWindowFunctions class is an inline class containing miscellaneous functionality for NSWindow and NSView window specific functionality.
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QContiguousCache: The QContiguousCache class is a template class that provides a contiguous cache.
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QContiguousCache: The QContiguousCache class is a template class that provides a contiguous cache.
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QDBusPendingReply: The QDBusPendingReply class contains the reply to an asynchronous method call.
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QDBusPendingReply: The QDBusPendingReply class contains the reply to an asynchronous method call.
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QDBusReply: The QDBusReply class stores the reply for a method call to a remote object.
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QDBusReply: The QDBusReply class stores the reply for a method call to a remote object.
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QDBusVariant: The QDBusVariant class enables the programmer to identify the variant type provided by the D-Bus typesystem.
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QDBusVariant: The QDBusVariant class enables the programmer to identify the variant type provided by the D-Bus typesystem.
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QDesignerContainerExtension: The QDesignerContainerExtension class allows you to add pages to a custom multi-page container in Qt Designer's workspace.
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QDesignerCustomWidgetCollectionInterface: The QDesignerCustomWidgetCollectionInterface class allows you to include several custom widgets in one single library.
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QDesignerCustomWidgetInterface: The QDesignerCustomWidgetInterface class enables Qt Designer to access and construct custom widgets.
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QDesignerDynamicPropertySheetExtension: The QDesignerDynamicPropertySheetExtension class allows you to manipulate a widget's dynamic properties in Qt Designer's property editor.
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QDesignerMemberSheetExtension: The QDesignerMemberSheetExtension class allows you to manipulate a widget's member functions which is displayed when configuring connections using Qt Designer's mode for editing signals and slots.
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QDesignerPropertySheetExtension: The QDesignerPropertySheetExtension class allows you to manipulate a widget's properties which is displayed in Qt Designer's property editor.
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QDesignerTaskMenuExtension: The QDesignerTaskMenuExtension class allows you to add custom menu entries to Qt Designer's task menu.
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QEGLNativeContext: A class encapsulating an EGL context and display handle.
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QEGLNativeContext: A class encapsulating an EGL context and display handle.
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QElapsedTimer: The QElapsedTimer class provides a fast way to calculate elapsed times.
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QElapsedTimer: The QElapsedTimer class provides a fast way to calculate elapsed times.
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QEnableSharedFromThis: A base class that allows obtaining a QSharedPointer for an object already managed by a shared pointer.
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QEnableSharedFromThis: A base class that allows obtaining a QSharedPointer for an object already managed by a shared pointer.
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QExplicitlySharedDataPointer: The QExplicitlySharedDataPointer class represents a pointer to an explicitly shared object.
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QExplicitlySharedDataPointer: The QExplicitlySharedDataPointer class represents a pointer to an explicitly shared object.
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QFlag: The QFlag class is a helper data type for QFlags.
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QFlag: The QFlag class is a helper data type for QFlags.
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QFuture: The QFuture class represents the result of an asynchronous computation.
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QFuture: The QFuture class represents the result of an asynchronous computation.
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QFutureSynchronizer: The QFutureSynchronizer class is a convenience class that simplifies QFuture synchronization.
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QFutureSynchronizer: The QFutureSynchronizer class is a convenience class that simplifies QFuture synchronization.
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QFutureWatcher: The QFutureWatcher class allows monitoring a QFuture using signals and slots.
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QFutureWatcher: The QFutureWatcher class allows monitoring a QFuture using signals and slots.
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QGLXNativeContext: A class encapsulating a GLXContext and related native handles.
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QGLXNativeContext: A class encapsulating a GLXContext and related native handles.
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QGenericArgument: The QGenericArgument class is an internal helper class for marshalling arguments.
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QGenericArgument: The QGenericArgument class is an internal helper class for marshalling arguments.
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QGenericReturnArgument: The QGenericReturnArgument class is an internal helper class for marshalling arguments.
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QGenericReturnArgument: The QGenericReturnArgument class is an internal helper class for marshalling arguments.
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QGlobalStatic: The QGlobalStatic class is used to implement a global static object.
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QGlobalStatic: The QGlobalStatic class is used to implement a global static object.
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QHash: The QHash class is a template class that provides a hash-table-based dictionary.
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QHash: The QHash class is a template class that provides a hash-table-based dictionary.
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QHashIterator: The QHashIterator class provides a Java-style const iterator for QHash and QMultiHash.
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QHashIterator: The QHashIterator class provides a Java-style const iterator for QHash and QMultiHash.
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QItemEditorCreator: The QItemEditorCreator class makes it possible to create item editor creator bases without subclassing QItemEditorCreatorBase.
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QItemEditorCreator: The QItemEditorCreator class makes it possible to create item editor creator bases without subclassing QItemEditorCreatorBase.
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QKeyValueIterator: Iterator over the key/value pairs of an associative container.
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QKeyValueIterator: Iterator over the key/value pairs of an associative container.
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QLEInteger: The QLEInteger class provides platform-independent little-endian integers.
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QLEInteger: The QLEInteger class provides platform-independent little-endian integers.
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QLatin1Char: The QLatin1Char class provides an 8-bit ASCII/Latin-1 character.
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QLatin1Char: The QLatin1Char class provides an 8-bit ASCII/Latin-1 character.
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QLatin1String: The QLatin1String class provides a thin wrapper around an US-ASCII/Latin-1 encoded string literal.
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QLatin1String: The QLatin1String class provides a thin wrapper around an US-ASCII/Latin-1 encoded string literal.
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QLinkedList: The QLinkedList class is a template class that provides linked lists.
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QLinkedList: The QLinkedList class is a template class that provides linked lists.
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QList: The QList class is a template class that provides lists.
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QList: The QList class is a template class that provides lists.
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QMap: The QMap class is a template class that provides a red-black-tree-based dictionary.
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QMap: The QMap class is a template class that provides a red-black-tree-based dictionary.
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QMarginsF: The QMarginsF class defines the four margins of a rectangle.
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QMarginsF: The QMarginsF class defines the four margins of a rectangle.
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QMessageLogContext: The QMessageLogContext class provides additional information about a log message.
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QMessageLogContext: The QMessageLogContext class provides additional information about a log message.
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QMetaObject: The QMetaObject class contains meta-information about Qt objects.
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QMetaObject: The QMetaObject class contains meta-information about Qt objects.
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QMetaType: The QMetaType class manages named types in the meta-object system.
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QMetaType: The QMetaType class manages named types in the meta-object system.
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QModbusDataUnit: QModbusDataUnit is a container class representing single bit and <@number>16</@number> bit word entries in the Modbus register.
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QModbusDeviceIdentification: The QModbusDeviceIdentification is a container class representing the physical and functional description of a Modbus server.
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QModbusExceptionResponse: QModbusExceptionResponse is a container class containing the function and error code inside a Modbus ADU.
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QModbusRequest: QModbusRequest is a container class containing the function code and payload that is stored inside a Modbus ADU.
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QModbusResponse: QModbusResponse is a container class containing the function code and payload that is stored inside a Modbus ADU.
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QMutableHashIterator: The QMutableHashIterator class provides a Java-style non-const iterator for QHash and QMultiHash.
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QMutableHashIterator: The QMutableHashIterator class provides a Java-style non-const iterator for QHash and QMultiHash.
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QMutableMapIterator: The QMutableMapIterator class provides a Java-style non-const iterator for QMap and QMultiMap.
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QMutableMapIterator: The QMutableMapIterator class provides a Java-style non-const iterator for QMap and QMultiMap.
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QMutableSetIterator: The QMutableSetIterator class provides a Java-style non-const iterator for QSet.
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QMutableSetIterator: The QMutableSetIterator class provides a Java-style non-const iterator for QSet.
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QMutex: The QMutex class provides access serialization between threads.
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QMutex: The QMutex class provides access serialization between threads.
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QMutexLocker: The QMutexLocker class is a convenience class that simplifies locking and unlocking mutexes.
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QMutexLocker: The QMutexLocker class is a convenience class that simplifies locking and unlocking mutexes.
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QNearFieldTarget: The QNearFieldTarget class provides an interface for communicating with a target device.
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QNearFieldTarget: The QNearFieldTarget class provides an interface for communicating with a target device.
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QPair: The QPair class is a template class that stores a pair of items.
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QPair: The QPair class is a template class that stores a pair of items.
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QPixelFormat: QPixelFormat is a class for describing different pixel layouts in graphics buffers.
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QPixelFormat: QPixelFormat is a class for describing different pixel layouts in graphics buffers.
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QPixmapCache: The QPixmapCache class provides an application-wide cache for pixmaps.
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QPixmapCache: The QPixmapCache class provides an application-wide cache for pixmaps.
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QPointer: The QPointer class is a template class that provides guarded pointers to QObject.
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QPointer: The QPointer class is a template class that provides guarded pointers to QObject.
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QQmlListProperty: The QQmlListProperty class allows applications to expose list-like properties of QObject-derived classes to QML.
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QQmlListProperty: The QQmlListProperty class allows applications to expose list-like properties of QObject-derived classes to QML.
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QQueue: The QQueue class is a generic container that provides a queue.
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QQueue: The QQueue class is a generic container that provides a queue.
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QRandomGenerator: The QRandomGenerator class allows one to obtain random values from a high-quality Random Number Generator.
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QRandomGenerator: The QRandomGenerator class allows one to obtain random values from a high-quality Random Number Generator.
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QRandomGenerator64: The QRandomGenerator64 class allows one to obtain 64-bit random values from a high-quality, seed-less Random Number Generator.
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QRandomGenerator64: The QRandomGenerator64 class allows one to obtain 64-bit random values from a high-quality, seed-less Random Number Generator.
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QRect: The QRect class defines a rectangle in the plane using integer precision.
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QRect: The QRect class defines a rectangle in the plane using integer precision.
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QRectF: The QRectF class defines a rectangle in the plane using floating point precision.
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QRectF: The QRectF class defines a rectangle in the plane using floating point precision.
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QRgba64: The QRgba64 struct contains a 64-bit RGB color.
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QRgba64: The QRgba64 struct contains a 64-bit RGB color.
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QSGMaterialType: The QSGMaterialType class is used as a unique type token in combination with QSGMaterial.
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QSGMaterialType: The QSGMaterialType class is used as a unique type token in combination with QSGMaterial.
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QScopeGuard: Provides a scope guard for calling a function at the end of a scope.
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QScopeGuard: Provides a scope guard for calling a function at the end of a scope.
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QScopedPointer: The QScopedPointer class stores a pointer to a dynamically allocated object, and deletes it upon destruction.
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QScopedPointer: The QScopedPointer class stores a pointer to a dynamically allocated object, and deletes it upon destruction.
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QScopedValueRollback: The QScopedValueRollback class resets a variable to its previous value on destruction.
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QScopedValueRollback: The QScopedValueRollback class resets a variable to its previous value on destruction.
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QScxmlExecutableContent::AssignmentInfo: The AssingmentInfo class represents a data assignment.
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QScxmlExecutableContent::EvaluatorInfo: The EvaluatorInfo class represents a unit of executable content.
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QScxmlExecutableContent::ForeachInfo: The ForeachInfo class represents a foreach construct.
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QScxmlExecutableContent::InvokeInfo: The InvokeInfo class represents a service invocation.
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QScxmlExecutableContent::ParameterInfo: The ParameterInfo class represents a parameter to a service invocation.
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QSemaphoreReleaser: The QSemaphoreReleaser class provides exception-safe deferral of a QSemaphore::release() call.
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QSemaphoreReleaser: The QSemaphoreReleaser class provides exception-safe deferral of a QSemaphore::release() call.
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QSet: The QSet class is a template class that provides a hash-table-based set.
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QSet: The QSet class is a template class that provides a hash-table-based set.
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QSetIterator: The QSetIterator class provides a Java-style const iterator for QSet.
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QSetIterator: The QSetIterator class provides a Java-style const iterator for QSet.
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QSharedDataPointer: The QSharedDataPointer class represents a pointer to an implicitly shared object.
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QSharedDataPointer: The QSharedDataPointer class represents a pointer to an implicitly shared object.
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QSharedPointer: The QSharedPointer class holds a strong reference to a shared pointer.
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QSharedPointer: The QSharedPointer class holds a strong reference to a shared pointer.
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QSignalBlocker: Exception-safe wrapper around QObject::blockSignals().
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QSignalBlocker: Exception-safe wrapper around QObject::blockSignals().
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QSignalSpy: The QSignalSpy class enables introspection of signal emission.
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QSignalSpy: The QSignalSpy class enables introspection of signal emission.
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QSqlDriverCreator: The QSqlDriverCreator class is a template class that provides a SQL driver factory for a specific driver type.
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QSqlDriverCreator: The QSqlDriverCreator class is a template class that provides a SQL driver factory for a specific driver type.
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QSslEllipticCurve: Represents an elliptic curve for use by elliptic-curve cipher algorithms.
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QSslEllipticCurve: Represents an elliptic curve for use by elliptic-curve cipher algorithms.
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QSslPreSharedKeyAuthenticator: The QSslPreSharedKeyAuthenticator class provides authentication data for pre shared keys (PSK) ciphersuites.
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QSslPreSharedKeyAuthenticator: The QSslPreSharedKeyAuthenticator class provides authentication data for pre shared keys (PSK) ciphersuites.
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QStack: The QStack class is a template class that provides a stack.
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QStack: The QStack class is a template class that provides a stack.
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QStandardItemEditorCreator: The QStandardItemEditorCreator class provides the possibility to register widgets without having to subclass QItemEditorCreatorBase.
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QStandardItemEditorCreator: The QStandardItemEditorCreator class provides the possibility to register widgets without having to subclass QItemEditorCreatorBase.
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QStaticByteArrayMatcher: The QStaticByteArrayMatcher class is a compile-time version of QByteArrayMatcher.
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QStaticByteArrayMatcher: The QStaticByteArrayMatcher class is a compile-time version of QByteArrayMatcher.
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QStringList: The QStringList class provides a list of strings.
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QStringList: The QStringList class provides a list of strings.
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QStringView: The QStringView class provides a unified view on UTF-16 strings with a read-only subset of the QString API.
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QStringView: The QStringView class provides a unified view on UTF-16 strings with a read-only subset of the QString API.
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QStylePainter: The QStylePainter class is a convenience class for drawing QStyle elements inside a widget.
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QStylePainter: The QStylePainter class is a convenience class for drawing QStyle elements inside a widget.
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QTest::QTouchEventSequence: The QTouchEventSequence class is used to simulate a sequence of touch events.
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QTest::QTouchEventSequence: The QTouchEventSequence class is used to simulate a sequence of touch events.
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QTestEventList: The QTestEventList class provides a list of GUI events.
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QTestEventList: The QTestEventList class provides a list of GUI events.
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QTextCodec: The QTextCodec class provides conversions between text encodings.
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QTextCodec: The QTextCodec class provides conversions between text encodings.
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QTextDecoder: The QTextDecoder class provides a state-based decoder.
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QTextDecoder: The QTextDecoder class provides a state-based decoder.
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QTextEncoder: The QTextEncoder class provides a state-based encoder.
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QTextEncoder: The QTextEncoder class provides a state-based encoder.
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QThread: The QThread class provides a platform-independent way to manage threads.
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QThread: The QThread class provides a platform-independent way to manage threads.
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QThreadStorage: The QThreadStorage class provides per-thread data storage.
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QThreadStorage: The QThreadStorage class provides per-thread data storage.
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QTileRules: The QTileRules class provides the rules used to draw a pixmap or image split into nine segments.
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QTileRules: The QTileRules class provides the rules used to draw a pixmap or image split into nine segments.
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QUiLoader: The QUiLoader class enables standalone applications to dynamically create user interfaces at run-time using the information stored in UI files or specified in plugin paths.
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QVarLengthArray: The QVarLengthArray class provides a low-level variable-length array.
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QVarLengthArray: The QVarLengthArray class provides a low-level variable-length array.
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QVector: The QVector class is a template class that provides a dynamic array.
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QVector: The QVector class is a template class that provides a dynamic array.
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QVersionNumber: The QVersionNumber class contains a version number with an arbitrary number of segments.
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QVersionNumber: The QVersionNumber class contains a version number with an arbitrary number of segments.
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QWGLNativeContext: A class encapsulating a WGL context on Windows with desktop OpenGL (opengl32.dll).
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QWGLNativeContext: A class encapsulating a WGL context on Windows with desktop OpenGL (opengl32.dll).
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QWaylandBufferRef: The QWaylandBufferRef class holds the reference to a surface buffer.
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QWaylandClient: The QWaylandClient class represents a client connecting to the QWaylandCompositor.
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QWaylandIviApplication: The QWaylandIviApplication class is an extension for embedded-style user interfaces.
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QWaylandQuickShellSurfaceItem: The QWaylandQuickShellSurfaceItem class provides a Qt Quick item that represents a QWaylandShellSurface.
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QWaylandSeat: The QWaylandSeat class provides access to keyboard, mouse, and touch input.
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QWaylandShellSurface: The QWaylandShellSurface class is a common interface for surface roles specified by shell extensions.
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QWaylandSurface: The QWaylandSurface class represents a rectangular area on an output device.
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QWaylandSurfaceGrabber: The QWaylandSurfaceGrabber class allows to read the content of a QWaylandSurface.
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QWaylandTouch: The QWaylandTouch class provides access to a touch device.
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QWaylandXdgPopup: The QWaylandXdgPopup class represents the popup specific parts of an xdg surface.
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QWaylandXdgPopupV6: The QWaylandXdgPopupV6 class represents the popup specific parts of an xdg surface.
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QWaylandXdgShell: The QWaylandXdgShell class is an extension for desktop-style user interfaces.
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QWaylandXdgShellV6: The QWaylandXdgShellV6 class is an extension for desktop-style user interfaces.
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QWaylandXdgSurface: The QWaylandXdgSurface class provides desktop-style compositor-specific features to an xdg surface.
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QWaylandXdgSurfaceV6: The QWaylandXdgSurfaceV6 class provides desktop-style compositor-specific features to an xdg surface.
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QWaylandXdgToplevel: The QWaylandXdgToplevel class represents the toplevel window specific parts of an xdg surface.
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QWaylandXdgToplevelV6: The QWaylandXdgToplevelV6 class represents the toplevel window specific parts of an xdg surface.
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QWeakPointer: The QWeakPointer class holds a weak reference to a shared pointer.
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QWeakPointer: The QWeakPointer class holds a weak reference to a shared pointer.
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QWindowsWindowFunctions: The QWindowsWindowFunctions class is an inline class containing miscellaneous functionality for Windows window specific functionality.
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QWindowsWindowFunctions: The QWindowsWindowFunctions class is an inline class containing miscellaneous functionality for Windows window specific functionality.
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QXcbWindowFunctions: The QXcbWindowFunctions class is an inline class containing miscellaneous functionality for xcb window specific functionality.
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QXcbWindowFunctions: The QXcbWindowFunctions class is an inline class containing miscellaneous functionality for xcb window specific functionality.
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Qt3DCore::QNodeCreatedChange: Used to notify when a node is created.
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Qt3DCore::QNodeCreatedChange: Used to notify when a node is created.
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QtROClientFactory: A class that holds information about client backends available on the Qt Remote Objects network.
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QtROServerFactory: A class that holds information about server backends available on the Qt Remote Objects network.
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qoutputrange: The qoutputrange class holds the specifics of an output range.