Re: [Dev-C++] display bitmap

[Daniel G. <sp...@ho...>]

Have you run this program and not had an error yet? Because I think you are 
deleting a DC but you've not called DeleteObject(), so the memory is still 
being used.

Try a shut down and reboot, and chang ethe code before trying again.


>From: "Vlada Djurovic" <dj...@im...>
>To: "'DevC++ help'" <dev...@li...>
>Subject: [Dev-C++] display bitmap
>Date: Fri, 20 Jun 2003 12:27:55 +0200
>
>Hi.
>In this piece of code, I try to load bitmap image from a file and display 
>it
>in a window. When I run the program, nothing happens. After the call to
>LoadImage(), I call the error() function, which calls GetLastError() and
>displays a message box with error description. In this way, I receive a
>message "Not enough storage is available to process this command". Now, I'm
>not sure if there something wrong with the code, or I realy run out of
>memory (which I doubt). My computer is Pentium 2 with 128 MB RAM and 20GB
>hard drive. This code is actually the only code in this program, except for
>standard Windows code, so I don't think there should be any memory leak. 
>Can
>you tell me if the code is OK?
>P.S. I should also say that there's no message "Could not load image", so I
>guess the bitmap handle is valid?
>How can that be if LoadImage() could not be completed?
>---------------------
>                LPTSTR szFileName=TEXT("bitmapa.bmp");
>                HBITMAP
>hBitmap=(HBITMAP)LoadImage(GetModuleHandle(NULL),szFileName,IMAGE_BITMAP,0,0
>,
>                               LR_LOADFROMFILE|LR_CREATEDIBSECTION);
>                error(); //this function calls GetLastError() and displays 
>a
>message box
>                if(!hBitmap)
>                   MessageBox(hwnd,"Could not load image","Error",MB_OK);
>                BITMAP bmp;
>                GetObject(hBitmap,sizeof(BITMAP),&bmp);
>                PAINTSTRUCT ps;
>                HDC hDC=BeginPaint(hwnd,&ps);
>                HDC memDC=CreateCompatibleDC(hDC);
>                SelectObject(memDC,hBitmap);
>                BitBlt(hDC,0,0,bmp.bmWidth,bmp.bmHeight,memDC,0,0,SRCCOPY);
>                DeleteDC(memDC);
>                EndPaint(hwnd,&ps);
>-------------------------------------
>------------
>Vlada
>
>
>
>-------------------------------------------------------
>This SF.Net email is sponsored by: INetU
>Attention Web Developers & Consultants: Become An INetU Hosting Partner.
>Refer Dedicated Servers. We Manage Them. You Get 10% Monthly Commission!
>INetU Dedicated Managed Hosting http://www.inetu.net/partner/index.php
>_______________________________________________
>Dev-cpp-users mailing list
>Dev...@li...
>TO UNSUBSCRIBE: http://www.noicys.cjb.net/devcpp/ub.htm
>https://lists.sourceforge.net/lists/listinfo/dev-cpp-users

_________________________________________________________________
Stay in touch with absent friends - get MSN Messenger 
http://www.msn.co.uk/messenger