Qt 4.8: Qt Examples

Qt Reference Documentation

# Qt Examples

Qt includes a set of examples that cover nearly every aspect of Qt development. They aren't meant to be impressive when you run them, but in each case the source code has been carefully written to illustrate one or more best Qt programming practices.

You can run the examples from the Examples and Demos Launcher application (except see QML Examples for special instructions for running those examples). In addition, Qt Creator can directly run these examples through the Welcome Page.

The examples are listed below by functional area. Each example listed in a particular functional area is meant to illustrate how best to use Qt to do some particular task in that functional area, but the examples will often use features from other functional areas as well for completeness.

If you are new to Qt, you should probably start by going through the Tutorials, and then begin with the Application example.

In addition to these examples and the tutorials, Qt includes a selection of demos that deliberately show off Qt's features. You might want to look at these as well.

These examples are provided under the terms of the Modified BSD License.

## Qt Quick Example Code

The QML Examples and Demos site has a dedicated page for QML examples.

## Qt Mobility Example Code

The Qt Mobility Examples page lists examples that show how the Qt Mobility APIs might be used.

## Qt Examples by Module or Technology

ActiveQt Examples | Using ActiveX from Qt applications.
Animation Framework Examples | Doing animations with Qt.
D-Bus Examples | Using D-Bus from Qt applications.
Desktop Examples | Integrating your Qt application with your favorite desktop.
Dialog Examples | Using Qt's standard dialogs and building and using custom dialogs.
Drag and Drop Examples | How to access your platform's native drag and drop functionality.
Gestures Examples | Gesture programming examples.
Graphics View Examples | Using Qt to manage and interact with a large (potentially) number of graphics items.
Help System Examples | Adding interactive help to your Qt application.
IPC Examples | Inter-Process Communication with Qt.
Item Views Examples | Using the model/view design pattern to separate presentation from data.
Layout Examples | Using Qt's layout-based approach to widget management.
Main Window Examples | Building applications around a main window.
Multimedia Examples | Audio, video, and Phonon with Qt.
Network Examples | How to do network programming in Qt.
OpenGL Examples | Accessing OpenGL from Qt.
OpenVG Examples | Accessing OpenVG from Qt.
Painting Examples | How to use the Qt painting system.
QML Examples and Demos | Building UIs with QML
Qt Designer Examples | Using Qt Designer to build your UI.
Qt Linguist Examples | Using Qt Linguist to internationalize your Qt application.
Qt Script Examples | Using the Qt scripting environment.
Qt for Embedded Linux Examples | Using Qt in Embedded Linux.
Rich Text Examples | Using the document-oriented rich text engine.
SQL Examples | Accessing your SQL database from Qt.
State Machine Examples | Using Qt's finite state machine classes.
Threading and Concurrent Programming Examples | Threading and concurrent programming in Qt.
Tools Examples | Using Qt's containers, iterators, and other tool classes.
Touch Input Examples | Using Qt's touch input capability.
UiTools Examples | Using the QtUiTools module.
WebKit Examples | Using WebKit in your Qt application.
Widget Examples | Lots of examples of how to use different kinds of widgets.
XML Examples | Using XML with Qt.