VC++ 计算器.docx

1、VC+ 计算器/ CalculatorDlg.cpp : implementation file/#include stdafx.h#include Calculator.h#include CalculatorDlg.h#include math.h#ifdef _DEBUG#define new DEBUG_NEW#endif/ CAboutDlg dialog used for App AboutDisplay *Pdisplay;class CAboutDlg : public CDialogpublic:CAboutDlg();/ Dialog Dataenum IDD = IDD_

2、ABOUTBOX ;protected:virtual void DoDataExchange(CDataExchange* pDX); / DDX/DDV support/ Implementationprotected:DECLARE_MESSAGE_MAP();CAboutDlg:CAboutDlg() : CDialog(CAboutDlg:IDD)void CAboutDlg:DoDataExchange(CDataExchange* pDX)CDialog:DoDataExchange(pDX);BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)END_ME

3、SSAGE_MAP()/ CCalculatorDlg dialogCCalculatorDlg:CCalculatorDlg(CWnd* pParent /*=NULL*/): CDialog(CCalculatorDlg:IDD, pParent), Cal_display(_T(WELCOME)m_hIcon = AfxGetApp()-LoadIcon(IDR_MAINFRAME);Pdisplay=new Display(this); void CCalculatorDlg:DoDataExchange(CDataExchange* pDX)CDialog:DoDataExchang

4、e(pDX);DDX_Text(pDX, IDC_EDIT1, Cal_display);BEGIN_MESSAGE_MAP(CCalculatorDlg, CDialog)ON_WM_SYSCOMMAND()ON_WM_PAINT()ON_WM_QUERYDRAGICON()/AFX_MSG_MAP/ ON_WM_KEYDOWN()ON_BN_CLICKED(IDOK, &CCalculatorDlg:OnBnClickedOk)ON_BN_CLICKED(IDCANCEL, &CCalculatorDlg:OnBnClickedCancel)ON_BN_CLICKED(IDCANCEL2,

5、 &CCalculatorDlg:OnBnClickedCancel2)ON_BN_CLICKED(IDOK4, &CCalculatorDlg:OnBnClickedOk4)ON_BN_CLICKED(IDOK6, &CCalculatorDlg:OnBnClickedOk6)ON_BN_CLICKED(IDOK2, &CCalculatorDlg:OnBnClickedOk2)ON_BN_CLICKED(IDCANCEL3, &CCalculatorDlg:OnBnClickedCancel3)ON_BN_CLICKED(IDOK3, &CCalculatorDlg:OnBnClicked

6、Ok3)ON_BN_CLICKED(IDCANCEL4, &CCalculatorDlg:OnBnClickedCancel4)ON_BN_CLICKED(IDCANCEL6, &CCalculatorDlg:OnBnClickedCancel6)ON_BN_CLICKED(IDCANCEL5, &CCalculatorDlg:OnBnClickedCancel5)ON_BN_CLICKED(IDCANCEL8, &CCalculatorDlg:OnBnClickedCancel8)ON_BN_CLICKED(IDCANCEL9, &CCalculatorDlg:OnBnClickedCanc

7、el9)ON_BN_CLICKED(IDCANCEL7, &CCalculatorDlg:OnBnClickedCancel7)ON_BN_CLICKED(IDOK5, &CCalculatorDlg:OnBnClickedOk5)ON_BN_CLICKED(IDOK7, &CCalculatorDlg:OnBnClickedOk7)ON_BN_CLICKED(IDCANCEL10, &CCalculatorDlg:OnBnClickedCancel10)ON_BN_CLICKED(IDOK8, &CCalculatorDlg:OnBnClickedOk8)ON_BN_CLICKED(IDCA

8、NCEL12, &CCalculatorDlg:OnBnClickedCancel12)ON_BN_CLICKED(IDCANCEL11, &CCalculatorDlg:OnBnClickedCancel11)ON_BN_CLICKED(IDOK9, &CCalculatorDlg:OnBnClickedOk9)ON_BN_CLICKED(IDCANCEL13, &CCalculatorDlg:OnBnClickedCancel13)ON_BN_CLICKED(IDOK10, &CCalculatorDlg:OnBnClickedOk10)ON_BN_CLICKED(IDCANCEL15,

9、&CCalculatorDlg:OnBnClickedCancel15)ON_BN_CLICKED(IDCANCEL14, &CCalculatorDlg:OnBnClickedCancel14)ON_WM_KEYUP()END_MESSAGE_MAP()/ CCalculatorDlg message handlersBOOL CCalculatorDlg:OnInitDialog()CDialog:OnInitDialog();/ Add About. menu item to system menu./ IDM_ABOUTBOX must be in the system command

10、 range.ASSERT(IDM_ABOUTBOX & 0xFFF0) = IDM_ABOUTBOX);ASSERT(IDM_ABOUTBOX AppendMenu(MF_SEPARATOR); pSysMenu-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 dialogSetIcon(m_hIcon, TRUE

11、); / Set big iconSetIcon(m_hIcon, FALSE); / Set small icon/ TODO: Add extra initialization herereturn TRUE; / return TRUE unless you set the focus to a control/-/void CCalculatorDlg:OnKeyDown(UINT nChar,UINT nRepCnt,UINT nFlags)/int a=1;/CDialog:OnKeyDown(nChar, nRepCnt, nFlags);/void CCalculatorDlg

12、:OnKeyUp(UINT nChar, UINT nRepCnt, UINT nFlags)/ int a=1;/ CDialog:OnKeyUp(nChar, nRepCnt, nFlags);/void CCalculatorDlg:OnSysCommand(UINT nID, LPARAM lParam)if (nID & 0xFFF0) = IDM_ABOUTBOX) CAboutDlg dlgAbout; dlgAbout.DoModal();else if(nID=SC_CLOSE) CCalculatorDlg:OnOK(); else CDialog:OnSysCommand

13、(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 CCalculatorDlg:OnPaint()if (IsIconic() CPaintDC dc(this); / device context for pa

14、inting SendMessage(WM_ICONERASEBKGND, reinterpret_cast(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

15、 + 1) / 2; / Draw the icon dc.DrawIcon(x, y, m_hIcon);else CDialog:OnPaint();/ The system calls this function to obtain the cursor to display while the user drags/ the minimized window.HCURSOR CCalculatorDlg:OnQueryDragIcon()return static_cast(m_hIcon);/-OnButtonnClicked 部分-void CCalculatorDlg:OnBnC

16、lickedOk()Caldata.CLEAR();UpdateDisplay(); void CCalculatorDlg:OnBnClickedCancel()Caldata.MC();UpdateDisplay(); void CCalculatorDlg:OnBnClickedCancel2()Caldata.MR();UpdateDisplay(); void CCalculatorDlg:OnBnClickedOk4()Caldata.KEYIN(1);UpdateDisplay();void CCalculatorDlg:OnBnClickedOk6()Caldata.KEYIN

17、(4);UpdateDisplay();void CCalculatorDlg:OnBnClickedOk2()Caldata.MM();UpdateDisplay();void CCalculatorDlg:OnBnClickedCancel3()Caldata.MA();UpdateDisplay();void CCalculatorDlg:OnBnClickedOk3()Caldata.PN();UpdateDisplay();void CCalculatorDlg:OnBnClickedCancel4()Caldata.ADD();UpdateDisplay();void CCalcu

18、latorDlg:OnBnClickedCancel6()Caldata.KEYIN(2); UpdateDisplay();void CCalculatorDlg:OnBnClickedCancel5()Caldata.KEYIN(3); UpdateDisplay();void CCalculatorDlg:OnBnClickedCancel8()Caldata.KEYIN(6); UpdateDisplay();void CCalculatorDlg:OnBnClickedCancel9()Caldata.KEYIN(5); UpdateDisplay();void CCalculato

19、rDlg:OnBnClickedCancel7()Caldata.MINUS(); UpdateDisplay();void CCalculatorDlg:OnBnClickedOk5()Caldata.Mode_Error=Caldata.SQRT(); UpdateDisplay();void CCalculatorDlg:OnBnClickedOk7()Caldata.SQR(); UpdateDisplay();void CCalculatorDlg:OnBnClickedCancel10()Caldata.BY(); UpdateDisplay();void CCalculatorD

20、lg:OnBnClickedOk8()Caldata.KEYIN(7); UpdateDisplay();void CCalculatorDlg:OnBnClickedCancel12()Caldata.KEYIN(8); UpdateDisplay();void CCalculatorDlg:OnBnClickedCancel11()Caldata.KEYIN(9); UpdateDisplay();void CCalculatorDlg:OnBnClickedOk9()Caldata.Mode_Error=Caldata.REC(); UpdateDisplay();void CCalcu

21、latorDlg:OnBnClickedCancel13()Caldata.DIV(); UpdateDisplay();void CCalculatorDlg:OnBnClickedOk10()Caldata.Dot(); UpdateDisplay();void CCalculatorDlg:OnBnClickedCancel15()Caldata.KEYIN(0); UpdateDisplay();void CCalculatorDlg:OnBnClickedCancel14()Caldata.Mode_Error=Caldata.EQUAL(); UpdateDisplay();/-D

22、isplay部分-void CCalculatorDlg:UpdateDisplay()if(!Caldata.Mode_Error) if(!(Caldata.Mode_Dot) Cal_display.Format(_T(%lf),Caldata.Data_Display); for(int i=Cal_display.GetLength()-1;i1;i-) /去掉尾部多余的0，这个方法可共用，可以写成STATIC if(Cal_display.GetAt(i)=.) break; if(Cal_display.GetAt(i)=0) Cal_display.Delete(i); els

23、e break; else if(Caldata.Data_Display!=0) int j=0; Cal_display.Format(_T(%lf),Caldata.Data_Display); for(int i=Cal_display.GetLength()-1;i1;i-) if(Cal_display.GetAt(i)=.) break; if(Cal_display.GetAt(i)=0) Cal_display.Delete(i); else break; for(int i=Cal_display.GetLength()-1;i1;i-) if(Cal_display.Ge

24、tAt(i)=.) break;j+; if(j=Caldata.Digi_Dot) for(int i=0;iCaldata.Digi_Dot-j;i+) /小数输入，尾部补0 Cal_display.Append(_T(0); else Cal_display.Format(_T(0.); for(int i=0;iCaldata.Digi_Dot;i+) Cal_display.Append(_T(0); else Cal_display.Format(_T(ERROR);UpdateData(false);void CCalculatorDlg:ResetDisplay()/-CALD

25、ATA 部分-Cal_Data:Cal_Data() Data_Display=0; Data_Remember=0; Data_Last=0; Mode_Remenber=false; Mode_Input=false; Mode_Dot=false; Mode_Error=false; Digi_Dot=0; calaction=Cal_Action:Action_Null;void Cal_Data:CLEAR() Data_Display=0; Data_Last=0; Mode_Input=false; Mode_Error=false; Mode_Dot=false; calact

26、ion=Cal_Action:Action_Null;void Cal_Data:MA()Data_Remember=Data_Remember+Data_Display;void Cal_Data:MM()Data_Remember=Data_Remember-Data_Display;void Cal_Data:MR()Data_Display=Data_Remember;Mode_Input=false;void Cal_Data:MC()Data_Remember=0;Mode_Remenber=false;void Cal_Data:ADD()Data_Last=Data_Display;Mode_Dot=Mode_Input=false; cala