、单位的组织机构、产品的类别等,整个结构就像目录树一...本文介绍了在VC++ 6.0下如何实现自动创建树形结构,提高了代码的可重用性和可-, The unit of the organization, product category, etc., the entire structure is like a tree ... This article describes how to implement the VC++ 6.0 automatically creates a tree st