#include <windows.h> 

/*消息处理函数声明*/

HRESULT CALLBACK WindowProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);

int APIENTRY WinMain(HINSTANCE hInstance,

                     HINSTANCE hPrevInstance,

                     LPSTR     lpCmdLine,

                     int       nCmdShow)

{

     HWND hwnd;

     MSG message;

    WNDCLASS wndClass;

    char szClassName[] = "MainWindonClass";//窗体类名

    DWORD dwStyle = WS_OVERLAPPEDWINDOW; //设置窗体样式 ，禁止改变窗体大小 

    /*窗口类设置*/

    wndClass.style = CS_DBLCLKS;

    wndClass.lpfnWndProc=WindowProc;

    wndClass.cbClsExtra=;

    wndClass.cbWndExtra=;

    wndClass.hInstance=hInstance;

    wndClass.hIcon=(HICON)LoadImage(NULL,"1.ico",IMAGE_ICON,,,LR_LOADFROMFILE);

    wndClass.hCursor=LoadCursor (NULL, IDC_ARROW);

    wndClass.hbrBackground=(HBRUSH) GetStockObject (WHITE_BRUSH);

    wndClass.lpszMenuName=NULL;

    wndClass.lpszClassName=szClassName;

    /*窗口类注册*/

    if( RegisterClass(&wndClass) ==  )

        return ;//表示注册失败 

    /*创建窗体*/

    hwnd = CreateWindow(szClassName,

                        "禁止改变窗体大小",

                        dwStyle,//设置窗体样式

                        ,

                        ,

                        ,

                        ,

                        NULL,

                        NULL,

                        hInstance,

                        NULL

                        );

     if(hwnd == )

     {

         MessageBox(NULL,"窗体创建失败!","失败",MB_OK);

         return ;

    }

    /* 显示窗体 */

    ShowWindow(hwnd,nCmdShow);

    while (GetMessage (&message, NULL, , ))

    {

        TranslateMessage(&message);//翻译

        DispatchMessage(&message);//发送消息

    } 

    return message.wParam;

}

/*消息处理*/

LRESULT CALLBACK WindowProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)

{

    switch (message)

    {

        case WM_DESTROY:

            PostQuitMessage ();

            break;

        default:

            return DefWindowProc (hwnd, message, wParam, lParam);

    }

    return ;

}