void CSecandView::OnDraw(CDC* pDC)
{
CSecandDoc* pDoc = GetDocument();
ASSERT_VALID(pDoc);

CDC dc;
CDC* pDrawDC = pDC;
CBitmap bitmap;
CBitmap* pOldBitmap;

CRect client;
pDC->GetClipBox(client);
CRect rect = client;
DocToClient(rect);

if (!pDC->IsPrinting())
{
if (dc.CreateCompatibleDC(pDC))
{
if (bitmap.CreateCompatibleBitmap(pDC, rect.Width
(), rect.Height()))
{
OnPrepareDC(&dc, NULL);
pDrawDC = &dc;

dc.OffsetViewportOrg(-rect.left, -
rect.top);
pOldBitmap = dc.SelectObject(&bitmap);
dc.SetBrushOrg(rect.left % 8, rect.top %
8);

dc.IntersectClipRect(client);
}
}
}

CBrush brush;
if (!brush.CreateSolidBrush(RGB(100,120,120)))
return;

brush.UnrealizeObject();
pDrawDC->FillRect(client, &brush);
pDrawDC->SetMapMode(MM_ISOTROPIC);

if (pDrawDC != pDC)
{
pDC->SetViewportOrg(0, 0);
pDC->SetWindowOrg(0,0);
pDC->SetMapMode(MM_TEXT);
dc.SetViewportOrg(0,0);
dc.SetWindowOrg(0,0);
dc.SetMapMode(MM_TEXT);

pDC->BitBlt(-rect.left, -rect.top, rect.Width(), rect.Height
(),
&dc, 0, 0, SRCCOPY);
dc.SelectObject(pOldBitmap);
}

}このように記述したのですが、ちらつきが、直りません宜しく御願いします。