像操作系统一样，实现两个文件列表里面的文件相互拖动-Like the operating system to achieve the mutual drag of two list of files inside the file

通过CWnd派生的树控件和列表控件，具有拖拽功能-CWnd derived tree controls and list controls, drag and drop functionality

Drag List Box 根据网卡MAC地址生成唯一注册号码,提供产品网上注册功能-Drag the List Box according to the network card MAC address generate a unique registration number, provide product online registration function