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| Blackfin平台音频驱动程序的实现 | |||||
作者：Free 文章来源：本站原创 点击数： 更新时间：2007-10-3  |
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LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM); int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,PSTR szCmdLine,int iCmdShow) { static TCHAR szAppNume[]=TEXT("HelloWin"); HWND hWnd; MSG msg; WNDCLASS wndclass; 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(WHITE_BRUSH); wndclass.lpszMenuName = NULL; wndclass.lpszClassName = szAppNume; if(!RegisterClass(&wndclass)) { MessageBox(NULL,TEXT("This program requires Windows NT!"),szAppNume,MB_ICONERROR); return 0; } hWnd = CreateWindow(szAppNume, //window class name TEXT("The Hello Program"), //window caption WS_OVERLAPPEDWINDOW, //window style CW_USEDEFAULT, //initial x postion CW_USEDEFAULT, //initial y postion CW_USEDEFAULT, //initial x size CW_USEDEFAULT, //initial y size NULL, //parent window handle NULL, //window menu handle hInstance, //program instance handle NULL); //creation parameters ShowWindow(hWnd,iCmdShow); UpdateWindow(hWnd); while(GetMessage(&msg,NULL,0,0)) { TranslateMessage(&msg); DispatchMessage(&msg); } return msg.wParam; } LRESULT CALLBACK WndProc(HWND hWnd,UINT message,WPARAM wParam,LPARAM lParam) { HDC hdc; PAINTSTRUCT ps; RECT rect; switch(message) { case WM_CREATE: break; case WM_PAINT: hdc = BeginPaint(hWnd,&ps); GetClientRect(hWnd,&rect); DrawText(hdc,TEXT("Hello,Windows 2000!"),-1,&rect, DT_SINGLELINE|DT_CENTER|DT_VCENTER); EndPaint(hWnd,&ps); return 0; case WM_DESTROY: PostQuitMessage(0); return 0; } return DefWindowProc(hWnd,message,wParam,lParam); } |
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