自动监视U盘状态的Delphi代码，判断U盘是否插入、拔出。-U disk automatically monitor the status of the Delphi code to determine whether the inserted U disk, pull out.

FileWatcher,手动同步数据,可以方便同步文件夹内所有内容到其他目录,U盘等.适合备份源代码!-FileWatcher, manually synchronize the data, you can easily synchronize all the contents of a folder to another directory, U disk and so on. Suited to a backup source code!