void CComboListDig::OnCloseupCombo()
{
    CString szChoice;
    CString szResult;
    int nChoice;
    m_combolist.GetWindowText(szChoice);
    if (nChoice !=CB_ERR)
    {
        m_combolist.GetLBText(nChoice,szChoice);
        szResult="Closing after selecting"+szChoice;
    }
    else if (szChoice.IsEmpty()==TRUE)
    { szResult = "No Choice selectd";}
    else if (m_combolist.FindStringExact(-1,szChoice)!=CB_ERR)
    { szResult="Closeing after selecting"+szChoice;}
    else
    {
        m_combolist.AddString(szChoice);
    szResult = "adding"+szChoice +"to List";
    }
    CWnd * pWnd=GetDigItem(IDC_RESULT);
        ASSERT(pWnd);
    if (pWnd)
    pWnd->SetWindowText(szResult);
                  
// TODO: Add your control notification handler code here}
}
这段代码谁能帮我改啊[em7][em10]