用按钮控件调出MENU窗口

void CMyDlg::OnOK()
{
// TODO: Add extra validation here

CDialog::OnOK();
if(m_USER=="admin"&&m_MIMA=="admin")
//调用MENU菜单
{
CMenu menu;
CPoint point;
menu.LoadMenu(IDR_MENU);
CMenu *pPopup = menu.GetSubMenu(0);
ClientToScreen(&point);
pPopup->TrackPopupMenu(TPM_LEFTALIGN|TPM_RIGHTBUTTON,point.x,point.y,this);

}
else
MessageBox("对不起，输入有误，请重新输入");

}