All Namespaces | Qt 5.15

- Qt 5.15
- All Namespaces
- Qt 5.15.2 Reference Documentation

# All Namespaces

This is a list of the main namespaces in Qt.

QAudio | Contains enums used by the audio classes
QBluetooth | Classes and functions related to Bluetooth
QColorConstants | Contains QColor predefined constants
QDBus | Contains miscellaneous identifiers used throughout the Qt D-Bus module
QGL | Specifies miscellaneous identifiers used in the Qt OpenGL module
QKnx | Contains miscellaneous identifiers used throughout the QtKnx library
QKnx::Ets | Contains miscellaneous and ETS specific identifiers used throughout the QtKnx library
QKnx::Ets::Manufacturers | Contains KNX manufacturer-specific identifiers used throughout the QtKnx library
QKnx::NetIp | QKnx::NetIp namespace defines constants, methods, and enumerations related to KNXnet/IP communication
QKnx::NetIp::CemiServer | QKnx::NetIp::CemiServer namespace defines enumerations related to KNXnet/IP communication with a cEMI server
QLocation | Contains miscellaneous identifiers used throughout the QtLocation module
QMediaMetaData | Provides identifiers for meta-data attributes
QMqtt | Contains miscellaneous identifiers used throughout the Qt MQTT module
QMultimedia | Contains miscellaneous identifiers used throughout the Qt Multimedia library
QOpcUa | Contains miscellaneous identifiers used throughout the Qt OPC UA library
QOpcUa::NodeIds | This namespace contains enums with known node ids
QPasswordDigestor | Contains functions which you can use to generate hashes or keys
QPdf | Contains miscellaneous identifiers used throughout the QtPdf module
QQuickTest | Contains all the functions and macros related to Qt Quick Test
QScxmlExecutableContent | Contains various types used to interpret executable content in state machines
QSql | Contains miscellaneous identifiers used throughout the Qt SQL module
QSsl | Declares enums common to all SSL classes in Qt Network
QTest | Contains all the functions and declarations that are related to Qt Test
QWebSocketProtocol | Contains constants related to the WebSocket standard
Qt
Qt3DAnimation | Contains classes from the Qt3DAnimation module
Qt3DCore | Contains classes that are the foundation for Qt 3D simulation framework, as well as classes that provide the ability to render using the Qt 3D framework
Qt3DExtras | Contains classes from the Qt3DExtras module
Qt3DInput | Contains classes that enable user input
Qt3DLogic | Contains classes that enable frame synchronization
Qt3DLogic::Logic | Used to import and use the module's QML types
Qt3DRender | Contains classes that enable 2D and 3D rendering
Qt3DRender::Quick | Internal namespace to import QML types
Qt3DRender::Render | Namespace used for accessing the classes Renderer and QRenderPlugin
QtAndroid | Miscellaneous functions to aid Android development
QtCoap | Contains miscellaneous identifiers used throughout the Qt CoAP module
QtConcurrent | High-level APIs that make it possible to write multi-threaded programs without using low-level threading primitives
QtDataVisualization | Contains the classes and enumerations in the Qt Data Visualization module
QtMac | Contains miscellaneous functionality specific to the macOS and iOS operating systems
QtQml | Provides functions for producing logging messages for QML types
QtWebEngine | Helper functions for the Qt WebEngine (Qt Quick) module
QtWebView | Functions that makes it easier to set-up and use the WebView
QtWin | Contains miscellaneous Windows-specific functions