MFC对话框贴图基础上控件Stasic变成透明的

HBRUSH CMFCApplication2Dlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
.....

switch (pWnd->GetDlgCtrlID())
{
case IDC_STATIC:
{
pDC->SetBkMode(TRANSPARENT);
pDC->SetTextColor(RGB(0, 0, 0));
return (HBRUSH)GetStockObject(HOLLOW_BRUSH);
}

default:
break;
}

return hbr;
}