in msdn...
afx_msg HBRUSH OnCtlColor( CDC* pDC, CWnd* pWnd, UINT nCtlColor );
Parameters
- pDC
- Contains a pointer to the display context for the child window. May be temporary.
- pWnd
- Contains a pointer to the control asking for the color. May be temporary.
- nCtlColor
- Contains one of the following values, specifying the type of control:
- CTLCOLOR_BTN Button control
- CTLCOLOR_DLG Dialog box
- CTLCOLOR_EDIT Edit control
- CTLCOLOR_LISTBOX List-box control
- CTLCOLOR_MSGBOX Message box
- CTLCOLOR_SCROLLBAR Scroll-bar control
- CTLCOLOR_STATIC Static control
my source
OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);
pDC->SetBkMode(TRANSPARENT);
hbr = ::CreateSolidBrush(RGB(255,255,255)); // color to white
return hbr;
}