网上收集各种VC自绘控件源码，学习VC界面编程的好资料。包括对话框、编辑框、菜单、滚动条、进度条、标签页、列表框等常用控件。-The online collection of various VC-drawn controls source learning VC interface programming. Including dialog boxes, edit boxes, menus, scroll bars, progress bars, tabs, list boxes, and o