#include<Windows.h>

LRESULT CALLBACK WndProc(HWND hwnd,UINT massage, WPARAM wParam, LPARAM lParam);

int WinMain(HINSTANCE hinstance,
                        HINSTANCE hPrehinstance,
                        LPTSTR LpCmdLine,
                        int nCmdShow)
{
        //创建一个窗体类
        WNDCLASS ws;

        ws.cbClsExtra = 0;
        ws.cbWndExtra = 0;
        ws.hbrBackground =  (HBRUSH)GetStockObject(WHITE_BRUSH);
        ws.hCursor = NULL;
        ws.hIcon = NULL;
        ws.hInstance = hinstance;
        ws.lpfnWndProc = WndProc;
        ws.lpszClassName = TEXT("Hello");
        ws.lpszMenuName = NULL;
        ws.style = CS_VREDRAW | CS_HREDRAW;

        //注册窗体类
        if(! RegisterClass (&ws)) return -1;

        //创建窗体
        HWND hwnd = CreateWindow(TEXT("Hello"),TEXT("MyFirstWindows"),WS_VISIBLE | WS_BORDER | WS_SYSMENU | WS_MAXIMIZEBOX | WS_MINIMIZEBOX | WS_CAPTION,
                10, 10, 40, 30,
                NULL, NULL, hinstance, NULL);

        //更新窗体内容
        UpdateWindow(hwnd);
        ShowWindow(hwnd,nCmdShow);

        MSG msg;
        while(GetMessage(&msg,NULL,0, 0))
        {
                TranslateMessage(&msg);
                DispatchMessage(&msg);
        }

        return 1;


}

LRESULT CALLBACK WndProc(HWND hwnd,UINT message, WPARAM wParam, LPARAM lParam)
{
        PAINTSTRUCT ps;
        HDC hdc;
        RECT rect;
        GetClientRect(hwnd, &rect);
        if(message = WM_DESTROY)
        {
                PostQuitMessage(1);
        }
        if (message == WM_PAINT)
        {
                BeginPaint(hwnd, &ps);
                DrawText(hdc,TEXT("HelloWorld"),-1, &rect, DT_CENTER | DT_VCENTER  );
                EndPaint(hwnd, &ps);
        }
        return DefWindowProc(hwnd, message, wParam,lParam);
}

2楼: Originally posted by clmtest at 2014-02-26 11:26:35
if(message = WM_DESTROY) 这句话是不是少了个等号