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Q3 QMainWindow 菜单栏和工具栏
2022-07-15 09:48:00 【时间之失】
一、知识点
①界面认识
▲菜单栏只能有一个
②菜单栏操作
1.创建菜单栏
2.创建文件菜单
3.创建菜单项
③工具栏操作
1.创建工具栏
2.工具栏属性的设置
3.为工具栏添加菜单项
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