[SDL] How to integrate SDL as a child Window

[L-28C]

I found this too:
http://www.geocities.com/egon_rath/sdl_inside_winform.html

I'll try to translate it into C and see how it works out... :P

Edward Byard wrote:
> Well found! I will have a play with this later, but not sure how it'll 
> do with Vista :-)
> 
> 
> 
> ----- Original Message ----
> From: L-28C <kixdemp at gmail.com>
> To: sdl at libsdl.org
> Sent: Thursday, 15 November, 2007 12:07:09 PM
> Subject: Re: [SDL] How to integrate SDL as a child Window
> 
> Wow... I came here to ask that same question, and this was at the top of
> the list... What a coincidence. O_O
> 
> Anyway, Mr. Byard, you might be wrong:
> http://www.polplex.co.uk/~tigger/sdl/ 
> <http://www.polplex.co.uk/%7Etigger/sdl/>
> 
> And I say "might" because I tried a modified (non-C++) version and it
> crashes after the first call to SDL_BlitSurface... Here's my code:
> 
> (Note that I did put error checks on stuff like SDL_CreateRGBSurface, I
> just removed it to make the code shorter)
> 
> ----------<code/>---------
>     int bmsize;
>     HDC dc = GetDC(g_WindowHandle);
>     BITMAPINFO *bmi;
>     BITMAPINFOHEADER bh;
>     WNDCLASSEX wc;
>    
>     /* Create the window */
>    
>     wc.cbSize        = sizeof(WNDCLASSEX);
>     wc.style        = 0;
>     wc.lpfnWndProc  = WndProc;
>     wc.cbClsExtra    = 0;
>     wc.cbWndExtra    = 0;
>     wc.hInstance    = a_hInstance;
>     wc.hIcon        = LoadIcon(NULL, IDI_APPLICATION);
>     wc.hCursor      = LoadCursor(NULL, IDC_ARROW);
>     wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
>     wc.lpszMenuName  = NULL;
>     wc.lpszClassName = "scorchWindowClass";
>     wc.hIconSm      = LoadIcon(NULL, IDI_APPLICATION);
>    
>     g_WindowHandle = CreateWindowEx(
>         WS_EX_CLIENTEDGE,
>         "scorchWindowclass",
>         "YASEC = Yet Another Scorched Earth Clone",
>         WS_OVERLAPPEDWINDOW,
>         CW_USEDEFAULT, CW_USEDEFAULT, a_Width, a_Height,
>         NULL, NULL, a_hInstance, NULL);
> 
>     ShowWindow(g_WindowHandle, a_CmdShow);
>     UpdateWindow(g_WindowHandle);
> 
>     /* Create the surface */
>     g_Screen =
>         SDL_CreateRGBSurface(SDL_SWSURFACE, a_Width, a_Height, 
> SCR_DEPTH, 0,
> 0, 0, 0);
>    
>     /* Get width and height */
>     g_ScreenWidth = g_Screen->w;
>     g_ScreenHeight = g_Screen->h;
> 
>     bmsize = sizeof(BITMAPINFO);
>    
>     if(g_Screen->format->palette)
>     {
>         bmsize += g_Screen->format->palette->ncolors *
>             sizeof(RGBQUAD);
>     }
>     else
>     {
>         bmsize += 3*sizeof(DWORD);
>     }
> 
>     bmi = (BITMAPINFO*)malloc(bmsize);
>     /* Clear struct */
>     memset((void*)&bh, 0, sizeof(BITMAPINFOHEADER));
> 
>     /* Initialize struct */
>     bh.biSize = sizeof(BITMAPINFOHEADER);
>     bh.biWidth = g_Screen->w;
>     bh.biHeight = -g_Screen->h;    /* -ve for topdown bitmap */
>     bh.biPlanes = 1;
>     bh.biSizeImage = g_Screen->h * g_Screen->pitch;
>     bh.biXPelsPerMeter = 0;
>     bh.biYPelsPerMeter = 0;
>     bh.biClrUsed = 0;
>     bh.biClrImportant = 0;
>     bh.biBitCount = g_Screen->format->BitsPerPixel;
>     bh.biCompression = BI_BITFIELDS;
> 
>     bmi->bmiHeader=bh;
> 
>     ((Uint32*)bmi->bmiColors)[0] = g_Screen->format->Rmask;
>     ((Uint32*)bmi->bmiColors)[1] = g_Screen->format->Gmask;
>     ((Uint32*)bmi->bmiColors)[2] = g_Screen->format->Bmask;
> 
>     g_WindowBitmap = CreateDIBSection(dc, bmi, DIB_RGB_COLORS,
>         (void **)(&g_Screen->pixels), NULL, 0);
> 
>     /* Free memory */
>     free(bmi);
>     ReleaseDC(g_WindowHandle, dc);
>    
>     return 0;
> ---------</code>----------
> 
> Any ideas? Thanks!
> 
> Edward Byard wrote:
>  > Short answer is; no.
>  >
>  > It would be very useful but SDL 1.2 can't do this; fingers crossed for
>  > 1.3....
>  >
>  > ----- Original Message ----
>  > From: Mine <mine260309 at gmail.com <mailto:mine260309 at gmail.com>>
>  > To: A list for developers using the SDL library. (includes SDL-announce)
>  > <sdl at lists.libsdl.org <mailto:sdl at lists.libsdl.org>>
>  > Sent: Thursday, 15 November, 2007 7:35:30 AM
>  > Subject: [SDL] How to integrate SDL as a child Window
>  >
>  > Hi All,
>  >    I'm using SDL on Windows XP. And I want to use it as a child window
>  > in my application.
>  >    There is a new window created by SetVideoMode, is there any way to
>  > set it as my application's child window instead of a stand alone window?
>  > That is to say, I want it to have no task bar, no title bar (this is OK
>  > by SDL_NOFRAME), when the focus is in SDL window, the application's main
>  > windows is also focused.
>  >    Is there a way to implement that?
>  > --
>  > Mine
>  >
>  >
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