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

QLocation

Contains miscellaneous identifiers used throughout the QtLocation module

QMediaMetaData

Provides identifiers for meta-data attributes

QMultimedia

Contains miscellaneous identifiers used throughout the Qt Multimedia library

QPasswordDigestor

Contains functions which you can use to generate hashes or keys

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

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

QtQml

Provides functions for producing logging messages for QML types

QtWebEngine

Helper functions for the Qt WebEngine (Qt Quick) module