MFC实现桌面右下角托盘编程，QQ截图功能和锁屏功能-MFC realize the bottom right corner of the desktop tray programming, QQ screenshot function and lock screen

锁屏 屏蔽热键 屏蔽Win键以及Alt+Ctrl+Del 是桌面文件以及任务栏消失 可以托盘-Lock screen shield shield hotkey Win key and Alt+ Ctrl+ Del is a desktop file and task bar disappears can tray

可以进行锁屏操作，同时支持隐藏窗口。锁屏前可以设置QQ号码，忘记密码可以发送验证邮件更改随机密码解锁。-You can lock screen operation, while supporting the hidden window. Lock screen can be set before the QQ number, forgotten passwords can send e-mail to verify changes Random password to unlock.