CProgressDlg* prgDlg=new CProgressDlg();
prgDlg->Create(IDD_DIALOG1, NULL);
CProgressCtrl* pPrgCtrl=(CProgressCtrl*)(prgDlg->GetDlgItem(IDC_STATIC));
CStatic* pStc=(CStatic*)(prgDlg->GetDlgItem(IDC_STATIC));
pStc->SetWindowText("aaa");