VC++监测键盘上每一按键的变化，应用了HOOK，键盘钩子，当敲击键盘上的任一个按键时，程序都会检测到，并弹出窗口，告诉用户按下的是哪个键。 -VC++ to monitor each key on the keyboard changes, the application of the HOOK, the keyboard hook, when hit any key on the keyboard, the program will be detected, and the pop-u