In mfc01dlg . h , go to the declaration of the dialog class , and add a data member for the user control in protected scope as follows 在mfc01dlg . h中,转到对话框类的声明,并添加受保护范围内的用户控件的数据成员,如下所示:
The following tables list the classes commonly used for . net framework windows forms applications , categorized into the base classes , control classes , component classes , and dialog box classes 以下各表列出了. net framework windows窗体应用程序常用的类,这些类分类为基类、控件类、组件类和对话框类。