C / C++ / MFC

BOOL CSGAControlView::OnEraseBkgnd(CDC* pDC) 
{
	static int dont_erase_indexes[] =
		{
		IDC_STANDARDS_TRAY_SGA,
		IDC_STANDARDS_TRAY_LDA,
		IDC_THUMB1,
		IDC_THUMB5,
		IDC_THUMB2,
		IDC_THUMB6,
		IDC_TRAY1_TEXT,
		IDC_TRAY2_TEXT,
		IDC_TRAY3_TEXT,
		IDC_TRAY4_TEXT,
		IDC_TRAYNAME4,
		IDC_TRAYNAME3,
		IDC_TRAYNAME2,
		IDC_TRAYNAME1
		} ;

	CRect	clip ;
	for (int i = 0 ; i < sizeof(dont_erase_indexes) / sizeof(int) ; i++)
		{
		if (GetDlgItem(dont_erase_indexes[i])->GetStyle() & WS_VISIBLE)
			{
			// only exclude if its visible
			GetDlgItem(dont_erase_indexes[i])->GetWindowRect(&clip);		// get rect of the control
			ScreenToClient(&clip);
			pDC->ExcludeClipRect(&clip);
			}
		}
	pDC->GetClipBox(&clip);
    pDC->FillSolidRect(clip, GetSysColor(COLOR_BTNFACE));
	return FALSE;
}