做 個 有 趣 的 人

-----------------------------------------
IDC_EDIT (Edit Control)

CString strSource;
CEdit *wEdit;

wEdit=(CEdit*)GetDlgItem(IDC_EDIT);
wEdit->SetWindowText(_T("ABC")); //設定
wEdit->GetWindowText(strSource); //讀取

sol 2:

CEdit   m_ctlStatus;

void CLibraCryptoDlg::DoDataExchange(CDataExchange* pDX)
{
    CDialogEx::DoDataExchange(pDX);
    DDX_Control(pDX, IDC_EDIT_STATUS, m_ctlStatus);
}

m_ctlStatus.GetWindowTextA(); //read

-----------------------------------------
IDC_STATIC(Text Control)

CString strSource;
GetDlgItem(IDC_STATIC1)->SetWindowText(strSource); //設定
GetDlgItem(IDC_STATIC1)->GetWindowText(strSource); //讀取

-----------------------------------------
MessageBox

CString strSource;
MessageBox(strSource);      //設定
MessageBox (_T("test")); //設定