Qt Reference Pages
If you know the name of the class you want, find it here.
A list of all C++ API components in Qt 5
A list of all modules in Qt 5.
A Qt namespace contains enum types, functions, and sometimes classes.
A list of all QML API in Qt 5
A list of QML basic types in this Qt release.
A list of QML types in this Qt release.
If you don't know the name of the class you want, but you know what the class should do, you might try looking here.
If you know what kind of class you want (GUI, painting, I.O, etc), look here
The C++ class inheritance hierarchy for all classes in the Qt API.
Classes and members marked obsolete that should not be used in new code.
A list of obsolete QML types that should not be used in new code.
All documented Qt functions listed alphabetically with a link to where each one is declared.
The <QtEndian> header provides functions to convert between little and big endian representations of numbers.
The <QtAlgorithms> header includes the generic, template-based algorithms.
The <QtMath> header file provides various math functions.
The <QtGlobal> header file includes the fundamental global declarations. It is included by most other Qt header files.
Exported functions for fine tuning Qt applications.
Qt Tool Manuals
- Qt for Device Creation
- Qt Charts
- Qt Quick Compiler
- Qt Data Visualization
- Qt Purchasing
- Qt Virtual Keyboard
- Qt Quick 2D Renderer
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