Lock Keyboard For Linux

定时锁键盘鼠标的小程序，用Bash和C写的，程序满简单，大家可以略读下自己修改，也可以很方便地直接使用。-A tool for lock the keyboard and mouse develped in linux with Bash and C. Help the people work or play PC long time to stop and have some rest timely.

Class that can be used to lock and unlock the keyboard.