)通过应用程序向导 AppWizard,建立一个 MFC 单文档的应用程序,并以此为例熟悉 VC++ 环境,并了解常用的实用工具的使用Through application wizard AppWizard, we build an application of MFC single document, and take this as an example, familiarity with VC++ environment and understand the use of common p