Chapter 5. Creating Custom Widgets
This chapter explains how to create custom widgets using Qt. Custom widgets can be created by subclassing an existing Qt widget or by subclassing QWidget directly. We will demonstrate both approaches, and we will also see how to integrate a custom widget with Qt Designer so that it can be used just like a built-in Qt widget. We will round off the chapter by presenting a custom widget that uses a powerful technique for eliminating flicker: double buffering.
Customizing Qt Widgets
In some cases, we find that a Qt widget requires more customization than is possible by setting its properties in Qt Designer or by calling ...
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