右键菜单的创建

为VIEW 类添加RBUTTONDOWN消息处理 ,添加菜单资源

void CTestView::OnRButtonDown(UINT nFlags, CPoint point)
{
 // TODO: Add your message handler code here and/or call default
 CMenu menu;
 menu.LoadMenu(IDR_MENU1);
 CMenu *pPopup = menu.GetSubMenu(0);

 ClientToScreen(&point);
 pPopup->TrackPopupMenu(TPM_LEFTALIGN |TPM_LEFTBUTTON,point.x,point.y,this);
 menu.Detach();

 CView::OnRButtonDown(nFlags, point);
}