These pages are about Qt's traditional set of GUI components for building both native look & feel and custom UI's for the desktop environment. Use Qt Quick for building UI's for mobile devices.
Application Main Window
Creating the application window.
Desktop Integration
Integrating with the user's desktop environment.
Dialog Windows
An overview over dialog windows.
Drag and Drop
An overview of the drag and drop system provided by Qt.
Gestures Programming
An overview of Qt support for Gesture programming.
Layout Management
A tour of the standard layout managers and an introduction to custom layouts.
QML
Provides a declarative language for building highly dynamic applications.
QML - the Declarative Language
Qt Style Sheets
How to use style sheets to customize the appearance of widgets.
Qt3D Module
The Qt 3D module provides a set of APIs to make 3D graphics programming easy and declarative.
QtQuick2::Qt Quick
Qt Quick provides a declarative framework for building highly dynamic applications.
Standard Dialogs
A list of Qt classes for implementing standard dialogs.
Styles and Style Aware Widgets
Styles and the styling of widgets.
The Animation Framework
An overview of the Animation Framework
Widgets and Layouts
The primary elements for designing user interfaces in Qt.
Window and Dialog Widgets
Windows and Dialogs in Qt.