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HBRUSH CRadioToolTipDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);
// TODO: Change any attributes of the DC here
// radios in group !
pDC->SetBkMode(TRANSPARENT);
if (IDC_RADIO1==pWnd->GetDlgCtrlID())//单选按钮
{// only 1
pDC->SetTextColor(RGB(255,0,0));
}
return (HBRUSH)::GetStockObject(NULL_BRUSH);//透明画刷
}