15-1窗口程序体验
2013-06-07 11:22
29 查看
// cksjDlg.cpp : implementation file // #include "stdafx.h" #include "cksj.h" #include "cksjDlg.h" #include<cmath> #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CAboutDlg dialog used for App About class CAboutDlg : public CDialog { public: CAboutDlg(); // Dialog Data //{{AFX_DATA(CAboutDlg) enum { IDD = IDD_ABOUTBOX }; //}}AFX_DATA // ClassWizard generated virtual function overrides //{{AFX_VIRTUAL(CAboutDlg) protected: virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support //}}AFX_VIRTUAL // Implementation protected: //{{AFX_MSG(CAboutDlg) //}}AFX_MSG DECLARE_MESSAGE_MAP() }; CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) { //{{AFX_DATA_INIT(CAboutDlg) //}}AFX_DATA_INIT } void CAboutDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CAboutDlg) //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) //{{AFX_MSG_MAP(CAboutDlg) // No message handlers //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CCksjDlg dialog CCksjDlg::CCksjDlg(CWnd* pParent /*=NULL*/) : CDialog(CCksjDlg::IDD, pParent) { //{{AFX_DATA_INIT(CCksjDlg) m_a = 0.0; m_b = 0.0; m_c = 0.0; m_x1 = 0.0; m_x2 = 0.0; //}}AFX_DATA_INIT // Note that LoadIcon does not require a subsequent DestroyIcon in Win32 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CCksjDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CCksjDlg) DDX_Text(pDX, IDC_EDIT1, m_a); DDX_Text(pDX, IDC_EDIT2, m_b); DDX_Text(pDX, IDC_EDIT3, m_c); DDX_Text(pDX, IDC_EDIT4, m_x1); DDX_Text(pDX, IDC_EDIT5, m_x2); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CCksjDlg, CDialog) //{{AFX_MSG_MAP(CCksjDlg) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_BN_CLICKED(IDC_BUTTON1, OnButton1) //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CCksjDlg message handlers BOOL CCksjDlg::OnInitDialog() { CDialog::OnInitDialog(); // Add "About..." menu item to system menu. // IDM_ABOUTBOX must be in the system command range. ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); ASSERT(IDM_ABOUTBOX < 0xF000); CMenu* pSysMenu = GetSystemMenu(FALSE); if (pSysMenu != NULL) { CString strAboutMenu; strAboutMenu.LoadString(IDS_ABOUTBOX); if (!strAboutMenu.IsEmpty()) { pSysMenu->AppendMenu(MF_SEPARATOR); pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); } } // Set the icon for this dialog. The framework does this automatically // when the application's main window is not a dialog SetIcon(m_hIcon, TRUE); // Set big icon SetIcon(m_hIcon, FALSE); // Set small icon // TODO: Add extra initialization here return TRUE; // return TRUE unless you set the focus to a control } void CCksjDlg::OnSysCommand(UINT nID, LPARAM lParam) { if ((nID & 0xFFF0) == IDM_ABOUTBOX) { CAboutDlg dlgAbout; dlgAbout.DoModal(); } else { CDialog::OnSysCommand(nID, lParam); } } // If you add a minimize button to your dialog, you will need the code below // to draw the icon. For MFC applications using the document/view model, // this is automatically done for you by the framework. void CCksjDlg::OnPaint() { if (IsIconic()) { CPaintDC dc(this); // device context for painting SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0); // Center icon in client rectangle int cxIcon = GetSystemMetrics(SM_CXICON); int cyIcon = GetSystemMetrics(SM_CYICON); CRect rect; GetClientRect(&rect); int x = (rect.Width() - cxIcon + 1) / 2; int y = (rect.Height() - cyIcon + 1) / 2; // Draw the icon dc.DrawIcon(x, y, m_hIcon); } else { CDialog::OnPaint(); } } // The system calls this to obtain the cursor to display while the user drags // the minimized window. HCURSOR CCksjDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon; } void CCksjDlg::OnButton1() { double delta; UpdateData();//用于将控件显示的数据传给成员变量 delta=m_b*m_b-4*m_a*m_c; if(delta>=0) { m_x1=(-m_b+sqrt(delta))/(2*m_a); m_x2=(-m_b-sqrt(delta))/(2*m_a); } else MessageBox("方程无实根!"); UpdateData(FALSE);//用于将计算好的数据传给控件在窗口中显示 }
运行结果:
相关文章推荐
- 发布体验版小程序-微信小程序开发-视频教程15
- 窗口程序体验(求三角形面积)
- VC++窗口程序体验
- 第十五周 窗口程序体验
- windows console程序和窗口程序
- 没有控制台窗口的控制台程序
- Delphi与进程、窗口句柄、文件属性、程序运行状态
- DELPHI 开发原生WINDOW窗口程序(过程/面向对象)
- Java开发桌面程序SWING,设置主窗口位置居中一般使用下面的方法
- 批量隐藏程序窗口 SuchSofts TskillPlus 2.2 下载
- VC 开发单文档程序窗口运行即最大化
- 15第三周项目三——程序的多文件组织
- C# WindowsForm程序同时启动多个窗口类
- 如何控制其他程序窗体上的窗口控件:下
- Visual Studio控制台程序输出窗口一闪而过的解决方法
- PAT乙级(Basic Level)真题-1016 程序运行时间(15)
- [C大程] 图形程序设计_4 编写窗口输入程序
- 增强用户体验友好性之jquery easyui window 窗口关闭时的提示
- Unity15--射线伤害门程序:(线性检测)和吃金币,吸铁石功能的实现:(球形检测)
- MFC改变窗口标题“无标题—title”(title为程序名)