The QObject class is the base class of all Qt objects.| doc.qt.io
The QIcon class provides scalable icons in different modes and states.| doc.qt.io
The QAction class provides an abstraction for user commands that can be added to different user interface components.| doc.qt.io
KDE products API documentation| api.kde.org
KDE products API documentation| api.kde.org
KDE products API documentation| api.kde.org
KDE products API documentation| api.kde.org
Welcome to the KDE Human Interface Guidelines! Following them will help you build a beautiful and powerful app that feels at home when run in KDE Plasma, and works well outside of it. Users will learn how to use your app quickly, accomplish their goals with ease, and encounter fewer issues requiring support. This document covers KDE's design philosophy and culture, common workflows and patterns, standard user interface conventions, and recommendations for platform integration.| Developer
KDE products API documentation| api.kde.org