Qt5实现的类似于OutLook功能区分类的导航组件，可以直接用QtCreator打开，或者通过导入pro用VS+addin集成环境打开。-Qt5 similar to the OutLook function to achieve the classification of navigation components, you can directly open the QtCreator

Qt实现类似导航栏的效果，基于QStackWidget和QTreeWidget实现-Qt implementation similar to the effect of the navigation bar, based on QStackWidget and QTreeWidget implementation

QT实现的精美树形导航条，使用QLisView进行样式设置，希望对初学者有所帮助。(QT achieve exquisite tree navigation bar, using QLisView style settings, and I hope to help beginners.)