Re: add background image to SDI Application

From:
Ajay Kalra <ajaykalra@yahoo.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Fri, 5 Dec 2008 06:01:56 -0800 (PST)
Message-ID:
<3fba6bd7-c258-4231-86b2-ff3f372b0b43@t2g2000yqm.googlegroups.com>
You are overriding MainFrame's OnEraseBkgnd here. Dont you have a view
which covers it. I dont understand when you say you are using SDI
without doc/view. Regardless, you need to do this to the window (view
or whatever) that is topmost and visible to the user.

--
Ajay

On Dec 4, 7:43 pm, "aloha...@gmail.com" <aloha...@gmail.com> wrote:

Hi Ajay,

I'm not using document and view architecture support in my SDI.
however, i follow the code inhttp://www.codeguru.com/cpp/w-d/doc_view/sdi=

/article.php/c6099/

to just change bg color, by placing in my MainFrm

but when I launch the program, still no color show.
when I trying to resize the SDI framework windows using mouse to drag,
then I can see
the color on and off, on and off.

BOOL CMainFrame::OnEraseBkgnd(CDC* pDC)
{
        // TODO: Add your message handler code here and/or call d=

efault

        CBrush brNew(RGB(0,0,255)); //Creates a blue brush
CBrush* pOldBrush = (CBrush*)pDC->SelectObject(&brNew);

CRect rc;
pDC->GetClipBox(rc); // Gets the co-ordinates of the client
                     // area to repaint.
pDC->PatBlt(0,0,rc.Width(),rc.Height(),PATCOPY);
                     // Repaints client area with c=

urrent brush.

pDC->SelectObject(pOldBrush);

return TRUE; // Prevents the execution of return
                // CView::OnEraseBkgnd(pDC) statement
        return CFrameWnd::OnEraseBkgnd(pDC);

}

On Dec 4, 11:27 pm, Ajay Kalra <ajayka...@yahoo.com> wrote:

On Dec 4, 10:02 am, "aloha...@gmail.com" <aloha...@gmail.com> wrote:

Hi,

Can someone tell me what is the easiest way to add the background
image to SDI application ?
a sample project will be great.

Regards,
Kenji


Override OnEraseBkgnd of your view. Following shows how to change the
color but you can put the image there as well:

http://www.codeguru.com/cpp/w-d/doc_view/sdi/article.php/c6099/

--
Ajay

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