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C-/C++-Quelltext

#include <windows.h>
#include <ddraw.h>


LPDIRECTDRAW7       lpDirectDraw;   // DirectDraw-Objekt

HRESULT             ddrval;

LONG FAR WINAPI WndProc (HWND , UINT , UINT , LONG) ;

int WINAPI WinMain (HINSTANCE hInstance , HINSTANCE hPrevInstance , 
                    LPSTR lpCmdLine , int nCmdShow)
{
    MSG      msg      ;  
    HWND     hwnd     ;   
    WNDCLASS wndclass ; 

    LPCTSTR WindowClassName = L"DDWinClass";
    LPCTSTR WindowTitle = L"DirectDraw - Tutorial";

    if (!hPrevInstance)
    {
        wndclass.style         = CS_HREDRAW | CS_VREDRAW  ;
        wndclass.lpfnWndProc   = WndProc ;
        wndclass.cbClsExtra    = 0 ;
        wndclass.cbWndExtra    = 0 ;
        wndclass.hInstance     = hInstance   ;
        wndclass.hIcon         = LoadIcon (NULL , IDI_APPLICATION) ;
        wndclass.hCursor       = LoadCursor (NULL , IDC_ARROW)  ; 
        wndclass.hbrBackground = (HBRUSH)GetStockObject (LTGRAY_BRUSH)  ;
        wndclass.lpszMenuName  = NULL              ;
        wndclass.lpszClassName = WindowClassName ; 
        RegisterClass (&wndclass) ;    
    }
    hwnd = CreateWindow (WindowClassName , 
                         WindowTitle , 
                         WS_OVERLAPPEDWINDOW , 
                         CW_USEDEFAULT , 
                         CW_USEDEFAULT ,
                         CW_USEDEFAULT , 
                         CW_USEDEFAULT ,     
                         NULL , NULL , 
                         hInstance , NULL) ;     
    ShowWindow   (hwnd , nCmdShow) ;  
    UpdateWindow (hwnd) ;

    ddrval = DirectDrawCreateEx(NULL, (VOID**)&lpDirectDraw, IID_IDirectDraw7, NULL); 
    if (ddrval != DD_OK)
    {
        return (0);
    }    

    ddrval = lpDirectDraw->SetCooperativeLevel (hwnd, DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN);
    if (ddrval != DD_OK)
    {
        lpDirectDraw->Release();
        lpDirectDraw = NULL;
        return (0);
    }

    ddrval = lpDirectDraw->SetDisplayMode (640, 480, 8, 0, 0);
    if (ddrval != DD_OK)
    {
        lpDirectDraw->Release();
        lpDirectDraw = NULL;
        return (0);
    }

    while(1)
    {
        if (PeekMessage(&msg,NULL,0,0,PM_REMOVE))
        { 
            if (msg.message == WM_QUIT) break;
            TranslateMessage(&msg);
            DispatchMessage(&msg);
        }
    } 

    if (lpDirectDraw != NULL)
    {
        lpDirectDraw->Release();
        lpDirectDraw = NULL;
    }

    return msg.wParam ;
}


LONG FAR WINAPI WndProc (HWND hwnd , UINT message , 
                         UINT wParam , LONG lParam) 
{ 
    switch (message)
    {
        case WM_DESTROY:
        {
            PostQuitMessage (0) ; 
            return 0 ;
        } break;
    } // switch (message)

    return DefWindowProc (hwnd , message , wParam , lParam) ;
} // WndProc