VC MDI程序，比较全面地介绍了ListBox，ListCtrl，Combox等的使用，自定义菜单，工具栏，以及文件的输入输出等-VC MDI process, a more comprehensive descr iption of the ListBox, ListCtrl, Combox such as the use of custom menus, toolbars, and file input and output, etc.

基于VC++环境的MFC的工具实现ComBox 这是最基本的程序，先手线上-Based on the MFC VC++ environment, a tool to achieve ComBox This is the basic procedure, just get online