一个桌面锁的例子，不同于一般的桌面锁实现方法，不通过修改注册表来禁用任务管理器，解决了锁定桌面时，按Ctrl+Alt+Del打开任务管理器时弹出错误窗口的问题。另附有虚拟桌面功能-Example of a desktop lock, unlike the ordinary desktop lock implementation method, not by modifying the registry to disable the task manager, solved the lock th

一个C#开发的锁屏的源代码，运行需要.net framework 2.0库的支持！-The development of a C# lock screen source code needed for the operation. Net framework 2.0 libraries support!