Qt Widgets 教程

记事本应用程序

Qt 提供了种类繁多的标准控件，这些正是现代应用程序用户所期待的。

Getting Started Programming with Qt Widgets	一个基于Qt Widgets 的记事本应用程序教程。
Widgets Tutorial	本教程介绍了控件和布局的基本用法，并演示了如何利用它们构建 GUI 应用程序。

从 Qt 5 升级示例

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