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   源码介绍

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VC 编写可视化界面计算器，可实现加减乘除运算、三角函数计算、进制转换

// calculatorDlg.cpp : implementation file
//

#include "stdafx.h"
#include "math.h"
#include "calculator.h"
#include "calculatorDlg.h"

#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()

/////////////////////////////////////////////////////////////////////////////
// CCalculatorDlg dialog

CCalculatorDlg::CCalculatorDlg(CWnd* pParent /*=NULL*/)
: CDialog(CCalculatorDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CCalculatorDlg)
m_result = _T("");
//}}AFX_DATA_INIT
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CCalculatorDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CCalculatorDlg)
DDX_Text(pDX, IDC_EDIT1, m_result);
//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CCalculatorDlg, CDialog)
//{{AFX_MSG_MAP(CCalculatorDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
ON_BN_CLICKED(IDC_BUTTON4, OnButton4)
ON_BN_CLICKED(IDC_BUTTON5, OnButton5)
ON_BN_CLICKED(IDC_BUTTON6, OnButton6)
ON_BN_CLICKED(IDC_BUTTON7, OnButton7)
ON_BN_CLICKED(IDC_BUTTON8, OnButton8)
ON_BN_CLICKED(IDC_BUTTON9, OnButton9)
ON_BN_CLICKED(IDC_BUTTON10, OnButton10)
ON_BN_CLICKED(IDC_BUTTON12, OnButton12)
ON_BN_CLICKED(IDC_BUTTON13, OnButton13)
ON_BN_CLICKED(IDC_BUTTON11, OnButton11)
ON_BN_CLICKED(IDC_BUTTON14, OnButton14)
ON_BN_CLICKED(IDC_BUTTON15, OnButton15)
ON_BN_CLICKED(IDC_BUTTON17, OnButton17)
ON_BN_CLICKED(IDC_BUTTON24, OnButton24)
ON_BN_CLICKED(IDC_BUTTON25, OnButton25)
ON_BN_CLICKED(IDC_BUTTON26, OnButton26)
ON_BN_CLICKED(IDC_BUTTON23, OnButton23)
ON_BN_CLICKED(IDC_BUTTON18, OnButton18)
ON_BN_CLICKED(IDC_BUTTON19, OnButton19)
ON_BN_CLICKED(IDC_BUTTON20, OnButton20)
ON_BN_CLICKED(IDC_BUTTON21, OnButton21)
ON_BN_CLICKED(IDC_BUTTON22, OnButton22)
ON_BN_CLICKED(IDC_BUTTON27, OnButton27)
ON_BN_CLICKED(IDC_BUTTON28, OnButton28)
ON_BN_CLICKED(IDC_BUTTON16, OnButton16)
ON_BN_CLICKED(IDC_BUTTON31, OnButton31)
ON_BN_CLICKED(IDC_BUTTON32, OnButton32)
ON_BN_CLICKED(IDC_BUTTON29, OnButton29)
ON_BN_CLICKED(IDC_BUTTON30, OnButton30)
ON_BN_CLICKED(IDC_BUTTON33, OnButton33)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCalculatorDlg message handlers

BOOL CCalculatorDlg::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 CCalculatorDlg::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 CCalculatorDlg::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 CCalculatorDlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}
void test()
{
}


void CCalculatorDlg::OnButton1() 
{
// TODO: Add your control notification handler code here
s2=s2 "1";
m_result=m_result "1";
UpdateData(false);
}

void CCalculatorDlg::OnButton2() 
{
// TODO: Add your control notification handler code here
s2=s2 "2";
m_result=m_result "2";
UpdateData(false);
}

void CCalculatorDlg::OnButton3() 
{
// TODO: Add your control notification handler code here
s2=s2 "3";
m_result=m_result "3";
UpdateData(false);
}

void CCalculatorDlg::OnButton4() 
{
// TODO: Add your control notification handler code here
s2=s2 "4";
m_result=m_result "4";
UpdateData(false);
}

void CCalculatorDlg::OnButton5() 
{
// TODO: Add your control notification handler code here
s2=s2 "5";
m_result=m_result "5";
UpdateData(false);
}

void CCalculatorDlg::OnButton6() 
{
// TODO: Add your control notification handler code here
s2=s2 "6";
m_result=m_result "6";
UpdateData(false);
}

void CCalculatorDlg::OnButton7() 
{
// TODO: Add your control notification handler code here
s2=s2 "7";
m_result=m_result "7";
UpdateData(false);
}

void CCalculatorDlg::OnButton8() 
{
// TODO: Add your control notification handler code here
s2=s2 "8";
m_result=m_result "8";
UpdateData(false);
}

void CCalculatorDlg::OnButton9() 
{
// TODO: Add your control notification handler code here
s2=s2 "9";
m_result=m_result "9";
UpdateData(false);
}

void CCalculatorDlg::OnButton10() 
{
// TODO: Add your control notification handler code here
s2=s2 "0";
m_result=m_result "0";
UpdateData(false);
}

void CCalculatorDlg::OnButton12() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result=m_result ' ';
str=' ';
UpdateData(false);
}

void CCalculatorDlg::OnButton13() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result=m_result '-';
str='-';
UpdateData(false);
}

void CCalculatorDlg::OnButton11() 
{
// TODO: Add your control notification handler code here
s2=s2 ".";
m_result=m_result ".";
UpdateData(false);
}

void CCalculatorDlg::OnButton14() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result=m_result '*';
str='*';
UpdateData(false);
}

void CCalculatorDlg::OnButton15() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result=m_result '/';
str='/';
UpdateData(false);
}

void CCalculatorDlg::OnButton17() 
{
// TODO: Add your control notification handler code here
m_result.Delete(m_result.GetLength()-1,1);
UpdateData(false);
}

void CCalculatorDlg::OnButton24() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result="^2" m_result;
str='p';
UpdateData(false);
}

void CCalculatorDlg::OnButton25() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result=m_result "^1/2";
str='k';
UpdateData(false);
}

void CCalculatorDlg::OnButton26() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result=m_result "^1/3";
str='f';
UpdateData(false);
}

void CCalculatorDlg::OnButton23() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result=m_result "^";
str='^';
UpdateData(false);
}

void CCalculatorDlg::OnButton18() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result="sin" m_result;
str='s';
UpdateData(false);
}

void CCalculatorDlg::OnButton19() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result="cos" m_result;
str='c';
UpdateData(false);
}

void CCalculatorDlg::OnButton20() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result="tan" m_result;
str='t';
UpdateData(false);
}

void CCalculatorDlg::OnButton21() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result="ln" m_result;
str='l';
UpdateData(false);
}

void CCalculatorDlg::OnButton22() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result="log" m_result;
str='g';
UpdateData(false);
}

void CCalculatorDlg::OnButton27() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result="e^" m_result;
str='e';
UpdateData(false);
}
void CCalculatorDlg::OnButton31() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result="1/" m_result;
str='d';
UpdateData(false);
}
void CCalculatorDlg::OnButton32() 
{
// TODO: Add your control notification handler code here
s2="";
s1=m_result;
m_result="取模" m_result;
str='m';
UpdateData(false);
}

void CCalculatorDlg::OnButton28() 
{
// TODO: Add your control notification handler code here
m_result="";
UpdateData(false);
}
double add(double X, double Y)
{ return X Y;} //加

double subtract(double X, double Y)
{ return X-Y;}//减

double chu(double X, double Y)
 { return X/Y;} //除

double cheng(double X, double Y)
{ return X*Y; } //乘

double jzf(double fu)
{ return fu / 180.0 * 3.14159265; } //角度转弧度

CString scl(CString m) //删除小数点后多余的零
{ 
int len,i,j=0;
    len=strlen(m);
   if(m[len-1]=='0')
   {
     i=len-1;
      while(m[i]=='0')
  {
  j ;
          i--;
  }
    m.Delete(len-j,j); 
   }
return m;
}
double chengfang(double X, int Y) 
{ 
double m=1.0;
    if(Y==1)
    return X;
    else
    for(int i=1;i<=Y;i )
    m=m*X;
    return m;
}
void CCalculatorDlg::OnButton29() 
{
// TODO: Add your control notification handler code here
s2="";
    int n,i,t;
    double Y,p=0.0;
    Y=strtod( m_result,NULL);
    t=(int)(Y);
if(t!=1)
    for(i=1;t>1;i )
{
n=t%2;
        t=t/2;
        p =n*pow(10,(i-1));
}
    p =1*pow(10,(i-1));
    m_result.Format("%f",p);
    m_result=scl(m_result);
    UpdateData(false);
}
void CCalculatorDlg::OnButton30() 
{
// TODO: Add your control notification handler code here
s2="";
    int len;
    double sum=0.0,num;
    len=strlen(m_result);
    for (int i=0;i<len;i )
{
       num=(m_result[i]-48);
       num=num*pow(2,len-i-1);
       sum =num;
}
    m_result.Format("%f",sum);
    m_result=scl(m_result);
    UpdateData(false);
}
void CCalculatorDlg::OnButton33() 
{
// TODO: Add your control notification handler code here
s2="";
    int i,len;
    char s;
    len=strlen(m_result);
    CString m_result1;
    for(i=0;i<len;i )
{
s=m_result[i];
        switch(s)
{
            case'1':
            m_result1=m_result1 "001";
            break;
            case '2':
            m_result1=m_result1 "010";
            break;
            case '3':
            m_result1=m_result1 "011";
            break;
            case '4':
            m_result1=m_result1 "100";
            break;
            case'5':
            m_result1=m_result1 "101";
            break;
            case '6':
            m_result1=m_result1 "110";
            break;
            case'7':
            m_result1=m_result1 "111";
            break;
            case'.':
            m_result1=m_result1 ".";
            break;

}

}

    m_result=m_result1;
    UpdateData(false);
}


void CCalculatorDlg::OnButton16() 
{
// TODO: Add your control notification handler code here
    double X,Y;
X=strtod(s1,NULL);
Y=strtod(s2,NULL);
if(str==' ')
{
        m_result.Format("%f",add(X,Y));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='-')
{
        m_result.Format("%f",subtract(X,Y));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='*')
{
        m_result.Format("%f",cheng(X,Y));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='/')
{
        m_result.Format("%f",chu(X,Y));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='p')
{
        m_result.Format("%f",cheng(Y,Y));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='k')
{
        m_result.Format("%f",sqrt(Y));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='s')
{
        m_result.Format("%f",sin(jzf(Y)));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='c')
{
        m_result.Format("%f",cos(jzf(Y)));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='t')
{
        m_result.Format("%f",tan(jzf(Y)));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='l')
{
        m_result.Format("%f",log(Y));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='g')
{
        m_result.Format("%f",log10(Y));
        m_result=scl(m_result); 
        UpdateData(false);
}
    if(str=='e')
{
        m_result.Format("%f",exp(Y));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='^')
{
        m_result.Format("%f",chengfang(X,(int)Y));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='f')
{
        m_result.Format("%f",pow(Y,1/3));
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='d')
{
        m_result.Format("%f",1/Y);
        m_result=scl(m_result); 
        UpdateData(false);
}
if(str=='m')
{
int i,j;
i=X;
j=Y;
m_result.Format("%d",i%j);
        m_result=scl(m_result); 
        UpdateData(false);
}



}