Groups Of Related Classes

This is a list of functional groups of Qt classes. A class can appear in more than one functional group.

Codecs	Codec support in Qt.
Container Classes	Qt's template-based container classes.
Event Classes	Classes used to create and handle events.
Help System	Classes used to provide online-help for applications.
Input/Output and Networking	Classes providing file input and output along with directory and network handling.
Network Programming API	Classes for Network Programming
Non-GUI Classes	Collection classes such as list, queue, stack and string, along with other classes that can be used without needing QApplication.
Painting Classes	Classes that provide support for painting.
Plugin Classes	Plugin related classes.
Printer and Printing APIs	Classes for producing printed output
Qt for Embedded Linux Classes	Classes that are specific to Qt for Embedded Linux.
Rendering in 3D	Classes that provide support for rendering in 3D.