运行时需要加载动态链接库，锁定鼠标、键盘，先运行DISKEY工程，得到dll后再运行HELLO工程,The need for run-time dynamic link library is loaded, lock mouse, keyboard, first run DISKEY works by dll project and then run the HELLO

键盘锁源码，适合与组态软件结合实现锁键盘功能-Keyboard lock-source for software and configuration to achieve lock keyboard function