一个通用对话框是由Windows设计和编写的,用于完成某一特定工 作,比如打开一个文件或选择一种颜色等。MFC提供了管理每一通用对 话框类型的类-a common Windows dialog box is the design and preparation for the completion of a specific job, such as opening a document or choose a color, and etc.. MFC provides a common dia