1 #include <windows.h>
2
3 class Window{
4 private:
5 TCHAR *ClassName;
6 TCHAR *AppName;
7 public:
8 Window(TCHAR* classname, TCHAR* appname);
9
10 BOOL InitApplication(HINSTANCE hInstance, WNDPROC WndProc );
11
12 HWND InitInstance(HINSTANCE hInstance, int nCmdShow);
13 };
14
15 //构造器
16 Window::Window(TCHAR* classname, TCHAR* appname){
17 this->ClassName = classname;
18 this->AppName = appname;
19 }
20
21 //完成窗口类的注册，输入实例句柄和窗口过程地址；失败返回FALSE
22 BOOL Window::InitApplication(HINSTANCE hInstance, WNDPROC WndProc ){
23 24 WNDCLASS wndclass;
25 wndclass.cbClsExtra = 0;
26 wndclass.cbWndExtra = 0;
27 wndclass.hbrBackground =(HBRUSH) GetStockObject(WHITE_BRUSH);
28 wndclass.hCursor = LoadCursor(NULL,IDC_ARROW);
29 wndclass.hIcon = LoadIcon(NULL,IDI_APPLICATION);
30 wndclass.hInstance = hInstance;
31 wndclass.lpfnWndProc = WndProc; //Windows Message Handle
32 wndclass.lpszClassName = this->ClassName;
33 wndclass.lpszMenuName =NULL;// this->AppName;
34 wndclass.style = CS_HREDRAW | CS_VREDRAW;
35 BOOL bOK = RegisterClass(&wndclass);
36 return bOK;
37 }
38
39 //CreateWindow、ShowWindow、UpdateWindow；失败返回FALSE,成功返回窗口句柄
40 HWND Window::InitInstance(HINSTANCE hInstance, int nCmdShow){
41 //与WNDCLASS关联项：hInstance、lpszClassName、lpszMenuName;CreateWindow调用失败返回NULL
42 HWND hwnd = CreateWindow(this->ClassName,TEXT("Win32 application test"),WS_OVERLAPPEDWINDOW,
43 CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,NULL,NULL,hInstance,NULL);
44 ShowWindow(hwnd,nCmdShow);
45 UpdateWindow(hwnd);
46 return hwnd;
47 }
48
49 //回调函数
50 LRESULT CALLBACK WndProc(HWND hwnd, UINT uMsg,WPARAM wParam, LPARAM lParam){
51 HDC hdc;
52 RECT rect;
53 PAINTSTRUCT ps;
54 char info[100]= "...for test win32...";
55 switch(uMsg){
56 case WM_CREATE:
57 MessageBeep(0);
58 return 0;
59 case WM_PAINT:
60 hdc = BeginPaint(hwnd,&ps);
61 GetClientRect(hwnd,&rect);
62 strcat(info, __TIMESTAMP__);
63 DrawTextA(hdc,info,-1,&rect,DT_VCENTER |DT_CENTER | DT_SINGLELINE );
64 EndPaint(hwnd,&ps);
65 return 0;
66 case WM_DESTROY:
67 PostQuitMessage(0);
68 return 0;
69 }
70 return DefWindowProc(hwnd,uMsg,wParam,lParam);
71 }
72
73 //主程
74 int CALLBACK WinMain( __in HINSTANCE hInstance, __in_opt HINSTANCE hPrevInstance, __in LPSTR lpCmdLine, __in int nShowCmd ){
75 MSG msg;
76 TCHAR classname[] = TEXT("WIN32APP");
77 TCHAR appname[100] = TEXT("Windows 32 Bit Application test.");
78 Window *window = new Window(classname, appname); //此处注意，必须用指针方式Window *window
79 if(!window->InitApplication(hInstance,WndProc))
80 return 0;
81 HWND hwnd = window->InitInstance(hInstance,nShowCmd);
82 if(hwnd == NULL)
83 return 0;
84 while (GetMessage(&msg,0,NULL,NULL)){
85 TranslateMessage(&msg);
86 DispatchMessage(&msg);
87 }
88 return (msg.wParam);
89 }
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