Qt Reference Documentation

Best Practice Guides

These documents provide guidelines and best practices for using Qt to solve specific technical problems. They are listed alphabetically by the first word in the title, so scan the entire list to find what you want.


How to make your applications accessible to those with disabilities.

Books about GUI Design

Some recommended books about GUI design.

Calling Qt Functions From Unix Signal Handlers

You can't. But don't despair, there is a way...

Coordinate System

Information about the coordinate system used by the paint system.

Creating Custom Qt Types

How to create and register new types with Qt.

Creating Shared Libraries

How to create shared libraries.

Creating and Using Components for Qt Designer

How to create and use custom widget plugins.

Desktop Integration

Integrating with the user's desktop environment.

Exception Safety

A guide to exception safety in Qt.

Hardware Acceleration and Embedded Platforms.

How to use hardware acceleration for fast rendering.

How to Use X11 Overlays with Qt

Implementing Atomic Operations

A guide to implementing atomic operations on new architectures.

OpenVG Rendering in Qt

Efficient rendering on embedded devices with OpenVG

Phonon multimedia framework

Using the Phonon multimedia framework in Qt.

Porting Guides

Guides related to porting Qt applications and libraries.

QTestLib Tutorial

A short introduction to testing with QTestLib.

QtSvg Module

The QtSvg module provides classes for displaying and creating SVG files.

Restoring a Window's Geometry

How to save & restore window geometry.

Rich Text Processing

An overview of Qt's rich text processing, editing and display features.

SQL in Qt

Qt API's for using SQL.

Session Management

How to do session management with Qt.

Setting the Application Icon

How to set your application's icon.

Standard Accelerator Keys

Recommended accelerator keys.


How to use Qt timers in your application.

Using QtDBus Adaptors

How to create and use DBus adaptors in Qt.