刷新操作系统托盘图标,让一些异常退出的程序托盘图标还在下面.运行这个程序就会刷一下托盘。哪些没用的图标就会消失.-Refresh the system tray icon, so that some abnormal exit tray icon is still following the program, run it will swipe tray. What are the useless icon will disappear