开发笔记:Windows编程1

1 #include
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 }