1、 CAboutDlg();/ Dialog Data enum IDD = IDD_ABOUTBOX ; protected: virtual void DoDataExchange(CDataExchange* pDX); / DDX/DDV support/ Implementationprotected: DECLARE_MESSAGE_MAP();CAboutDlg:CAboutDlg() : CDialogEx(CAboutDlg:IDD)void CAboutDlg:DoDataExchange(CDataExchange* pDX) CDialogEx:DoDataExchang
2、e(pDX);BEGIN_MESSAGE_MAP(CAboutDlg, CDialogEx)END_MESSAGE_MAP()/ CCalculator_17483Dlg dialogCCalculator_17483Dlg:CCalculator_17483Dlg(CWnd* pParent /*=NULL*/) : CDialogEx(CCalculator_17483Dlg:IDD, pParent) num1=0; num2=0; operation=0; point=0; nump_1=0; nump_2=0; m_hIcon = AfxGetApp()-LoadIcon(IDR_M
3、AINFRAME);void CCalculator_17483Dlg:BEGIN_MESSAGE_MAP(CCalculator_17483Dlg, CDialogEx) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_BN_CLICKED(IDC_BUTTON1, &OnBnClickedButton1) ON_BN_CLICKED(IDC_BUTTON2, &OnBnClickedButton2) ON_BN_CLICKED(IDC_BUTTON3, &OnBnClickedButton3) ON_BN_CLICKED(
4、IDC_BUTTON4, &OnBnClickedButton4) ON_BN_CLICKED(IDC_BUTTON5, &OnBnClickedButton5) ON_BN_CLICKED(IDC_BUTTON6, &OnBnClickedButton6) ON_BN_CLICKED(IDC_BUTTON7, &OnBnClickedButton7) ON_BN_CLICKED(IDC_BUTTON8, &OnBnClickedButton8) ON_BN_CLICKED(IDC_BUTTON9, &OnBnClickedButton9) ON_BN_CLICKED(IDC_BUTTON10
5、, &OnBnClickedButton10) ON_BN_CLICKED(IDC_BUTTON11, &OnBnClickedButton11) ON_BN_CLICKED(IDC_BUTTON12, &OnBnClickedButton12) ON_BN_CLICKED(IDC_BUTTON13, &OnBnClickedButton13) ON_BN_CLICKED(IDC_BUTTON14, &OnBnClickedButton14) ON_BN_CLICKED(IDC_BUTTON15, &OnBnClickedButton15) ON_BN_CLICKED(IDC_BUTTON16
6、, &OnBnClickedButton16) ON_BN_CLICKED(IDC_BUTTON17, &OnBnClickedButton17)/ CCalculator_17483Dlg message handlersBOOL CCalculator_17483Dlg:OnInitDialog()OnInitDialog(); / Add About. menu item to system menu. / IDM_ABOUTBOX must be in the system command range. ASSERT(IDM_ABOUTBOX & 0xFFF0) = IDM_ABOUT
7、BOX); ASSERT(IDM_ABOUTBOX AppendMenu(MF_SEPARATOR);AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); / Set the icon for this dialog. The framework does this automatically / when the applications main window is not a dialog SetIcon(m_hIcon, TRUE); / Set big icon SetIcon(m_hIcon, FALSE); / Set small
8、icon / TODO: Add extra initialization here return TRUE; / return TRUE unless you set the focus to a controlOnSysCommand(UINT nID, LPARAM lParam) if (nID & 0xFFF0) = IDM_ABOUTBOX) CAboutDlg dlgAbout; dlgAbout.DoModal(); else CDialogEx:OnSysCommand(nID, lParam);/ If you add a minimize button to your d
9、ialog, 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.OnPaint() if (IsIconic() CPaintDC dc(this); / device context for painting SendMessage(WM_ICONERASEBKGND, reinterpret_cast(dc.GetSafeHdc(), 0
10、); / 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);OnPaint();/ The sys
11、tem calls this function to obtain the cursor to display while the user drags/ the minimized window.HCURSOR CCalculator_17483Dlg:OnQueryDragIcon() return static_cast(m_hIcon);OnBnClickedButton13()/0 if(operation=0) num1=num1*10+0; string_num1.Format(_T(%d),num1); SetDlgItemTextW(IDC_EDIT1,string_num1); else num2=num2*10+0; string_num2.Format(_T(),num2); SetDlgItemTextW(IDC_EDIT2,string_num2); Add your control notification handler
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