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- // Win32Project1.cpp : 定义应用程序的入口点。
- //
- #include "stdafx.h"
- #include "Win32Project1.h"
- #define MAX_LOADSTRING 100
- // 全局变量:
- HINSTANCE hInst; // 当前实例
- TCHAR szTitle[MAX_LOADSTRING]; // 标题栏文本
- TCHAR szWindowClass[MAX_LOADSTRING]; // 主窗口类名
- // 此代码模块中包含的函数的前向声明:
- ATOM MyRegisterClass(HINSTANCE hInstance);
- BOOL InitInstance(HINSTANCE, int);
- LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
- INT_PTR CALLBACK About(HWND, UINT, WPARAM, LPARAM);
- //为了得到消息框的返回值声明的全局变量
- static int result;
- //我写的这几个类其实没什么用,就是为了显呗我会多态
- class MYCALLBACK
- {
- public:
- virtual void messageBox() = 0;
- HWND hWnd;
-
- };//多态
- class FOUNCTION1 :public MYCALLBACK
- {
- public:
- virtual void messageBox()
- {
- MessageBox(hWnd, TEXT("这是我的第一个窗口程序,我是新手请多关照"), TEXT("鱼C"), MB_OK);
- }
- };//多态
- class FOUNCTION2 :public MYCALLBACK
- {
- public:
- virtual void messageBox()
- {
- result=MessageBox(hWnd, TEXT("您喜欢绿色背景吗?"), TEXT("鱼C"), MB_YESNO);
-
- }
- };//多态
- void action(MYCALLBACK *a)
- {
- a->messageBox();
- }//多态
- int APIENTRY _tWinMain(_In_ HINSTANCE hInstance,
- _In_opt_ HINSTANCE hPrevInstance,
- _In_ LPTSTR lpCmdLine,
- _In_ int nCmdShow)
- {
- FOUNCTION1 f1;
- FOUNCTION2 f2;
- action(&f1);
- action(&f2);
- UNREFERENCED_PARAMETER(hPrevInstance);
- UNREFERENCED_PARAMETER(lpCmdLine);
- // TODO: 在此放置代码。
- MSG msg;
- HACCEL hAccelTable;
- // 初始化全局字符串
- LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
- LoadString(hInstance, IDC_WIN32PROJECT1, szWindowClass, MAX_LOADSTRING);
- MyRegisterClass(hInstance);
- // 执行应用程序初始化:
- if (!InitInstance (hInstance, nCmdShow))
- {
- return FALSE;
- }
- hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_WIN32PROJECT1));
- // 主消息循环:
- while (GetMessage(&msg, NULL, 0, 0))
- {
- if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
- {
- TranslateMessage(&msg);
- DispatchMessage(&msg);
-
-
- }
- }
- return (int) msg.wParam;
- }
- //
- // 函数: MyRegisterClass()
- //
- // 目的: 注册窗口类。
- //
- ATOM MyRegisterClass(HINSTANCE hInstance)
- {
- WNDCLASSEX wcex;
- wcex.cbSize = sizeof(WNDCLASSEX);
- wcex.style = CS_HREDRAW | CS_VREDRAW;
- wcex.lpfnWndProc = WndProc;
- wcex.cbClsExtra = 0;
- wcex.cbWndExtra = 0;
- wcex.hInstance = hInstance;
- wcex.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_WIN32PROJECT1));
- wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
- if (IDYES==result){
- wcex.hbrBackground = (HBRUSH)CreateSolidBrush(RGB(0, 255, 0));//绿色背景
- }
- else
- {
- wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);//白色背景
- }
-
- wcex.lpszMenuName = MAKEINTRESOURCE(IDC_WIN32PROJECT1);
- wcex.lpszClassName = szWindowClass;
- wcex.hIconSm = LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_SMALL));
- return RegisterClassEx(&wcex);
- }
- //
- // 函数: InitInstance(HINSTANCE, int)
- //
- // 目的: 保存实例句柄并创建主窗口
- //
- // 注释:
- //
- // 在此函数中,我们在全局变量中保存实例句柄并
- // 创建和显示主程序窗口。
- //
- BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
- {
- HWND hWnd;
- hInst = hInstance; // 将实例句柄存储在全局变量中
- hWnd = CreateWindow(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW&~WS_THICKFRAME&~WS_MINIMIZEBOX&~WS_MAXIMIZEBOX,
- CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL);//设置窗口不能调整大小和没有最小化最大化窗口
- if (!hWnd)
- {
- return FALSE;
- }
- ShowWindow(hWnd, SW_SHOWMAXIMIZED);//设置窗口最大化
- UpdateWindow(hWnd);
- return TRUE;
- }
- //
- // 函数: WndProc(HWND, UINT, WPARAM, LPARAM)
- //
- // 目的: 处理主窗口的消息。
- //
- // WM_COMMAND - 处理应用程序菜单
- // WM_PAINT - 绘制主窗口
- // WM_DESTROY - 发送退出消息并返回
- //
- //
- LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
- {
- int wmId, wmEvent;
- PAINTSTRUCT ps;
- HDC hdc;
- RECT rect, rect1;
- HBRUSH hbrush;
- static int x = 0, y = 0;
- switch (message)
- {
- case WM_COMMAND:
- wmId = LOWORD(wParam);
- wmEvent = HIWORD(wParam);
- // 分析菜单选择:
- switch (wmId)
- {
- case IDM_ABOUT:
- DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
- break;
- case IDM_EXIT:
- DestroyWindow(hWnd);
- break;
- default:
- return DefWindowProc(hWnd, message, wParam, lParam);
- }
- break;
- case WM_CREATE:
- SetTimer(hWnd, 1, 100, NULL);//速度是100,这数好像越大就越慢~
- break;
- case WM_TIMER:
- hdc = GetDC(hWnd);
- GetClientRect(hWnd, &rect);
- hbrush = CreateSolidBrush(RGB(255, 0, 0));
- SetRect(&rect1, x, y, x + 50, y + 50);
- if ((y<(rect.bottom - 50))&&(x==rect.left))
- {
- y += 50;
- }
-
- else if (x < (rect.right-50)&&(y>rect.left))
- {
- x += 50;
- }
- else if (y>rect.top)
- {
- y -= 50;
- }
- else
- {
- x -= 50;
- if ((x == rect.left-50) && (y == rect.top))
- break;
- }
- FillRect(hdc, &rect1, hbrush);
- DeleteObject(hbrush);
- ValidateRect(hWnd, &rect1);
- ReleaseDC(hWnd, hdc);
- return 0;
- case WM_PAINT:
- hdc = BeginPaint(hWnd, &ps);
- if (IDYES==result)
- {
- SetBkColor(hdc, RGB(0, 255, 0));//字体背景
- }
- TextOut(hdc, 100, 100, TEXT("我的第一个窗口"),7);
-
- EndPaint(hWnd, &ps);
- break;
- case WM_DESTROY:
- KillTimer(hWnd, 1);
- PostQuitMessage(0);
- break;
- default:
- return DefWindowProc(hWnd, message, wParam, lParam);
- }
- return 0;
- }
- // “关于”框的消息处理程序。
- INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
- {
- UNREFERENCED_PARAMETER(lParam);
- switch (message)
- {
- case WM_INITDIALOG:
- return (INT_PTR)TRUE;
- case WM_COMMAND:
- if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
- {
- EndDialog(hDlg, LOWORD(wParam));
- return (INT_PTR)TRUE;
- }
- break;
- }
- return (INT_PTR)FALSE;
- }
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