添加view类图中的二级菜单

void CFafdsafasdfasfasView::OnLButtonDown(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_RIGHTBUTTON,point.x,point.y,GetParent());

CView::OnLButtonDown(nFlags, point);
}