qml中任务栏事件

https://blog.csdn.net/qq_44084616/article/details/114025238?spm=1001.2101.3001.6650.16&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromBaidu%7ERate-16-114025238-blog-7601130.235%5Ev36%5Epc_relevant_default_base3&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromBaidu%7ERate-16-114025238-blog-7601130.235%5Ev36%5Epc_relevant_default_base3&utm_relevant_index=17