介绍了利用MFC提供的文档视图框架来实现一个打印程序，实现打印预览，在此基础上，同时通过对MFC源代码的深入探讨，提出了利用该方法在对话框上用MFC实现打印功能(This paper introduces the implementation of a print program by using the document view fr a mework provided by MFC, and realizes printing preview. On the basis of this,