Windows编程1

 1 #include <windows.h>
 2 
 3 //窗口过程回调函数
 4 LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
 5 {
 6     //对各种消息进行处理
 7     switch (msg)
 8     {
 9     case WM_CREATE:
10         
11         break;
12 
13 
14     default:
15         break;
16     }
17 
18     return DefWindowProc(hwnd, msg, wparam, lparam);//把消息转给系统自己处理
19 }
20 
21 
22 //相当于C语言里面的main函数。返回消息的参数
23 int WINAPI WinMain(HINSTANCE hinstance, //当前实例句柄
24                    HINSTANCE hPrevinsttance,
25                    PSTR cmdLine, 
26                    int cmdShow)
27 {
28     MSG msg;
29     //1.创建窗口
30           WNDCLASS wndclass;
31         //1.1设计窗口类
32           wndclass.lpfnWndProc = (WNDPROC)WndProc;
33           //设置wndclass的其余属性
34         //2.2注册窗口类
35           if (!RegisterClass(&wndclass))
36               return 0;
37         //2.3创建窗口
38           HWND hwd = CreateWindow("Z","X",
39               WS_OVERLAPPEDWINDOW,
40               100,
41               0,
42               100,
43               200,
44               NULL,
45               NULL,
46               hinstance,
47               NULL);
48         //2.4显示和更新窗口
49           ShowWindow(hwd, cmdShow);
50           UpdateWindow(hwd);
51     //2.消息循环
52           while (GetMessage(&msg,NULL,0,0))//GetMessage在消息队列里面去消息放在msg里面
53           {
54               TranslateMessage(&msg);//翻译键盘消息
55               DispatchMessage(&msg);//发送给WndProc处理
56           }
57     return msg.wParam;//返回消息的参数
58 }