资 源 简 介
通过菜单的start 来开启一个线程程，以及停止功能来停止一个线程，同时可以开启多个线程，来实现界面图形多个时钟功能-Through the start menu to open a thread process, as well as the stop function to stop a thread, multiple threads can be opened at the same time, to achieve graphical interface features a number of clock
