int nTest = ((CButton *)GetDlgItem(IDC_RADIO1))->GetCheck();
int nTest1 = ((CButton *)GetDlgItem(IDC_RADIO2))->GetCheck();//單選框  
if (nTest == 1)
{
AfxMessageBox("你好a");
}
else if (nTest1 == 1)
{
AfxMessageBox("你好b");
}
else
{
UpdateData(TRUE);
m_comMsg = "你好";
UpdateData(FALSE);
}

//m_sSeclectLevel:靜態(tài)框的value變量
//m_ctrlSecretLevel:復(fù)選框變量

m_ctrlSecretLevel.GetWindowText(m_sSeclectLevel);

if (m_sSeclectLevel.IsEmpty())
{
MessageBox(PRINT_MSG, "打印監(jiān)控", MB_OK | MB_ICONERROR);
}
else
{
LOG("確認打印，打印密級為 %s", m_sSeclectLevel);
OnOK();
}//復(fù)選框

改變提示信息字體顏色
Class -> 類名 ->屬性 -> Message -> WM_CTLCOLOR -> <Add> OnCtlColor
int nId = pWnd-> GetDlgCtrlID();
if(nCtlColor == CTLCOLOR_STATIC)
{
if(nId == IDC_STATIC1)
{
pDC-> SetTextColor((COLORREF)(RGB(255,0,0)));
}
}