comp.lang.c++

asm23

9/30/2008 5:03:00 AM

HGallon wrote:
> I am transferring some of my code (half written games, etc) from an old
> (Win98) PC to a laptop running Vista.
>
> The following function no longer works.
>
> void DisplayBitmap (char* filename, UINT width, UINT height)
> {
> HANDLE hBitmap = ::LoadImage (g_hInstance, filename,
> IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE);
>
> PAINTSTRUCT ps;
> HDC hDC = ::BeginPaint (hWnd, &ps);
> HDC memDC = ::CreateCompatibleDC (hDC);
> HGDIOBJ hObj = ::SelectObject (memDC, hBitmap);
> BOOL bRes = ::BitBlt (hDC, 0, 0, width, height,
> memDC, 0, 0, SRCCOPY);
>
> ::DeleteDC (memDC);
> ::EndPaint (hWnd, &ps);
> ::DeleteObject (hBitmap);
>
> ::InvalidateRect (hWnd, &rect, true);
> }
>
> Everything returns TRUE or valid handles, but I get a white screen.
>
> Any ideas?
>
>
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