vb简单实现锁定文件夹的源码，能够实现锁定、解锁文件夹。不过还有些不完善，比如如果锁定的文件夹不存在，程序也没有弹出提示，需要你在此基础上不断的完善一下。-vb simple realization of the source code folder lock, to achieve lock, unlock folder. However, some imperfections, such as if the locked folder does not exist, the procedur

一个可以锁定系统三组热键 ctrl+esc alt + F4 ctrl + alt + del的代码,-A three groups can lock system hotkey CTRL+ Alt+ F4 esc CTRL+ Alt+ del code,