win32 api实现简单的消息窗口示例（win32kbase.sys蓝屏）

复制代码 代码如下:

#include LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM); int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,PSTR szCmdLine,int iCmdShow){static TCHAR szAppName[]=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        =szAppName; if(!RegisterClass(&wndclass)){   MessageBox(NULL,TEXT("This program requires Windows NT!"),szAppName,MB_ICONERROR);   return 0;} hwnd=CreateWindow(szAppName,TEXT("The hello program"),WS_OVERLAPPEDWINDOW,CW_USEDEFAULT,      CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,NULL,NULL,hInstance,NULL);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: PlaySound(TEXT("hellowin.wav"),NULL,SND_FILENAME|SND_ASYNC); return 0; case WM_PAINT: hdc=BeginPaint(hwnd,&ps);  GetClientRect(hwnd,&rect);  DrawText(hdc,TEXT("HELLO WORLD!"),-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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