这个例子示范了怎样将一个Vega Prime窗口加入到MFC程序文件，全部的Vega Prime代码放在vp_mfcView.cpp.里面。另外的文件是MFC 应用向导自动产生。-This sample illustrates how to add a Vega Prime window to an MFC app. All of the Vega Prime specific code is in vp_mfcView.cpp. The other files were auto-gene