我的计算器 dlg.cpp

用于完成一些基本的日常生活运算工作,可用于新手入门时的参考

// 我的计算器　Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "我的计算器　.h"
#include "我的计算器　Dlg.h"
#include "math.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()

/////////////////////////////////////////////////////////////////////////////
// CMyDlg dialog

CMyDlg::CMyDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMyDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CMyDlg)
	m_Result = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	memset(m_str1,0,sizeof(m_str1));
	memset(m_str2,0,sizeof(m_str2));//用来将两个存放数据的字符数组置为空
	Fflag=TRUE;
	m_data1=0;
	m_data2=0;
	m_result=0;//将存放两个数据和结果的变量分别初始化为零 
	m_symbol='@';//运算符 
	m_TableFlag=FALSE;//当前活动的输入框
	m_DeleteFlag=TRUE;//删除方式标志
	m_CommonCalculate=TRUE;//将几个标志变量分别初始化
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CMyDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CMyDlg)
	DDX_Control(pDX, IDC_EDIT8, m_DelType);
	DDX_Control(pDX, IDC_EDIT7, m_CalType);
	DDX_Control(pDX, IDC_EDIT6, m_DataType);
	DDX_Control(pDX, IDC_EDIT5, m_GetDate);
	DDX_Control(pDX, IDC_EDIT3, m_Number2);
	DDX_Control(pDX, IDC_EDIT2, m_Symbol);
	DDX_Control(pDX, IDC_EDIT1, m_Number1);
	DDX_Text(pDX, IDC_EDIT4, m_Result);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CMyDlg, CDialog)
	//{{AFX_MSG_MAP(CMyDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON1, On0)
	ON_BN_CLICKED(IDC_BUTTON2, On1)
	ON_BN_CLICKED(IDC_BUTTON3, On2)
	ON_BN_CLICKED(IDC_BUTTON4, On3)
	ON_BN_CLICKED(IDC_BUTTON5, On4)
	ON_BN_CLICKED(IDC_BUTTON6, On5)
	ON_BN_CLICKED(IDC_BUTTON7, On6)
	ON_BN_CLICKED(IDC_BUTTON8, On7)
	ON_BN_CLICKED(IDC_BUTTON9, On8)
	ON_BN_CLICKED(IDC_BUTTON10, On9)
	ON_BN_CLICKED(IDC_BUTTON11, OnDot)
	ON_BN_CLICKED(IDC_BUTTON12, OnProcess)
	ON_BN_CLICKED(IDC_BUTTON13, OnPlus)
	ON_BN_CLICKED(IDC_BUTTON14, OnMini)
	ON_BN_CLICKED(IDC_BUTTON15, OnMulti)
	ON_BN_CLICKED(IDC_BUTTON16, OnDivid)
	ON_BN_CLICKED(IDCANCEL, OnClear)	
	ON_BN_CLICKED(IDC_BUTTON17, OnDelete)
	ON_COMMAND(ID_MENUITEM32778, OnDeleteSet)
	ON_COMMAND(ID_MENUITEM32779, OnDeleteChange)
	ON_BN_CLICKED(IDC_BUTTON18, OnContinue)
	ON_COMMAND(ID_MENUITEM32780, OnCalInit)
	ON_COMMAND(ID_MENUITEM32781, OnCalChange)
	ON_BN_CLICKED(IDC_BUTTON19, Onln)
	ON_COMMAND(ID_MENUITEM32775, OnFflagSet)
	ON_COMMAND(ID_MENUITEM32776, OnFflagChange)
	ON_BN_CLICKED(IDC_BUTTON20, Onlog)
	ON_BN_CLICKED(IDC_BUTTON21, OnSin)
	ON_BN_CLICKED(IDC_BUTTON22, OnCos)
	ON_BN_CLICKED(IDC_BUTTON23, OnTan)
	ON_BN_CLICKED(IDC_BUTTON24, OnSqrt)
	ON_COMMAND(ID_MENUITEM32783, OnNumberIntro)
	ON_COMMAND(ID_MENUITEM32785, OnDailSymbolItro)
	ON_COMMAND(ID_MENUITEM32786, OnComSymbolItro)
	ON_COMMAND(ID_MENUITEM32787, OnProcessItro)
	ON_COMMAND(ID_MENUITEM32789, OnContinueKeyItro)
	ON_COMMAND(ID_MENUITEM32790, OnClearKeyItro)
	ON_COMMAND(ID_MENUITEM32791, OnDeleKeyItro)
	ON_COMMAND(ID_MENUITEM32792, OnQuitKeyItro)
	ON_COMMAND(ID_MENUITEM32793, OnInputItro)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMyDlg message handlers

BOOL CMyDlg::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
	CTime   tNow;
	tNow=CTime::GetCurrentTime();
	CString  sNow;
	sNow=tNow.Format ("20%y年%m月%d日");
	m_GetDate.SetSel(0,-1);
	m_GetDate.ReplaceSel(sNow);
	m_DataType.SetSel(0,-1);
	m_DataType.ReplaceSel("浮点数据");
	m_DelType.SetSel(0,-1);
	m_DelType.ReplaceSel("每次删去一个数字");
	m_CalType.SetSel(0,-1);
	m_CalType.ReplaceSel("日常运算");
	UpdateData(FALSE);                  //用来初始化状态栏中的三个四个框中的显示
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CMyDlg::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 CMyDlg::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 CMyDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
//从这里开始用来设计设个数字按钮的映射函数
void CMyDlg::On0() 
{
	// TODO: Add your control notification handler code here
	if(!m_TableFlag)
	{
		strcat(m_str1,"0");
		m_Number1.SetWindowText(m_str1);
		UpdateData(FALSE);
	}
	else
	{
		strcat(m_str2,"0");
		m_Number2.SetWindowText(m_str2);
		UpdateData(FALSE);
	}
}

void CMyDlg::On1() 
{
	// TODO: Add your control notification handler code here
	if(!m_TableFlag)
	{
		strcat(m_str1,"1");
		m_Number1.SetWindowText(m_str1);
		UpdateData(FALSE);
	}
	else
	{
		strcat(m_str2,"1");
		m_Number2.SetWindowText(m_str2);
		UpdateData(FALSE);
	}
}

void CMyDlg::On2() 
{
	// TODO: Add your control notification handler code here
	if(!m_TableFlag)
	{
		strcat(m_str1,"2");
		m_Number1.SetWindowText(m_str1);
		UpdateData(FALSE);
	}
	else
	{
		strcat(m_str2,"2");
		m_Number2.SetWindowText(m_str2);
		UpdateData(FALSE);
	}
}

void CMyDlg::On3() 
{
	// TODO: Add your control notification handler code here
	if(!m_TableFlag)
	{
		strcat(m_str1,"3");
		m_Number1.SetWindowText(m_str1);
		UpdateData(FALSE);
	}
	else
	{
		strcat(m_str2,"3");
		m_Number2.SetWindowText(m_str2);
		UpdateData(FALSE);
	}
}

void CMyDlg::On4() 
{
	// TODO: Add your control notification handler code here
	if(!m_TableFlag)
	{
		strcat(m_str1,"4");
		m_Number1.SetWindowText(m_str1);
		UpdateData(FALSE);
	}
	else
	{
		strcat(m_str2,"4");
		m_Number2.SetWindowText(m_str2);
		UpdateData(FALSE);
	}
}

void CMyDlg::On5() 
{
	// TODO: Add your control notification handler code here
	if(!m_TableFlag)
	{
		strcat(m_str1,"5");
		m_Number1.SetWindowText(m_str1);
		UpdateData(FALSE);
	}
	else
	{
		strcat(m_str2,"5");
		m_Number2.SetWindowText(m_str2);
		UpdateData(FALSE);
	}
}

void CMyDlg::On6() 
{
	// TODO: Add your control notification handler code here
	if(!m_TableFlag)
	{
		strcat(m_str1,"6");
		m_Number1.SetWindowText(m_str1);
		UpdateData(FALSE);
	}
	else
	{
		strcat(m_str2,"6");
		m_Number2.SetWindowText(m_str2);
		UpdateData(FALSE);
	}
}

void CMyDlg::On7() 
{
	// TODO: Add your control notification handler code here
	if(!m_TableFlag)
	{
		strcat(m_str1,"7");
		m_Number1.SetWindowText(m_str1);
		UpdateData(FALSE);
	}
	else
	{
		strcat(m_str2,"7");
		m_Number2.SetWindowText(m_str2);
		UpdateData(FALSE);
	}
}

void CMyDlg::On8() 
{
	// TODO: Add your control notification handler code here
	if(!m_TableFlag)
	{
		strcat(m_str1,"8");
		m_Number1.SetWindowText(m_str1);
		UpdateData(FALSE);
	}
	else
	{
		strcat(m_str2,"8");
		m_Number2.SetWindowText(m_str2);
		UpdateData(FALSE);
	}
}

void CMyDlg::On9() 
{
	// TODO: Add your control notification handler code here
	if(!m_TableFlag)
	{
		strcat(m_str1,"9");
		m_Number1.SetWindowText(m_str1);
		UpdateData(FALSE);
	}
	else
	{
		strcat(m_str2,"9");
		m_Number2.SetWindowText(m_str2);
		UpdateData(FALSE);
	}
}
/////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////
////设置对小数点的映射函数
void CMyDlg::OnDot() 
{
	// TODO: Add your control notification handler code here
	if(!strcmp(m_str1,""))
	{
		MessageBox("一个数以小数点开头是不正确的!请重新键入你的数据!\t","错误提示",	MB_ICONWARNING|MB_OK|MB_DEFBUTTON1);
		return;
	}
	if(!Fflag)
	{
		MessageBox("在整形运算中出现小数点是错误的!请重新键入你的数据!\t","错误提示",	MB_ICONWARNING|MB_OK|MB_DEFBUTTON1);
		goto  end;
	}
	if(!m_TableFlag)
	{
		strcat(m_str1,".");
		m_Number1.SetWindowText(m_str1);
		UpdateData(FALSE);
	}
	else
	{
		strcat(m_str2,".");
		m_Number2.SetWindowText(m_str2);
		UpdateData(FALSE);
	}
end:;
}
////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////
//设计运算的等号键的处理函数
void CMyDlg::OnProcess() 
{
	// TODO: Add your control notification handler code here
	m_Number1.GetWindowText(m_str1,20);
	m_data1=atof((LPCTSTR)m_str1);	
	m_Number2.GetWindowText(m_str2,20);
	int i=0;
	while(m_str2[i])
	{
		if(m_str2[i]<'0'||m_str2[i]>'9')
		{
			if(!Fflag)
				{
					MessageBox("你输入的整数中可能出现了非0——9的非法数据,请重新键入你的数据!\t","错误提示",	MB_ICONWARNING|MB_OK|MB_DEFBUTTON1);
					m_TableFlag=FALSE;
					return;
				}
			else   if(m_str2[i]!='.')

				{
					MessageBox("你输入的数据中有非法数据,请重新键入你的数据!\t","错误提示",	MB_ICONWARNING|MB_OK|MB_DEFBUTTON1);
					m_TableFlag=FALSE;
					return;
				}
		}
		i++;
	}
	m_data2=atof((LPCTSTR)m_str2);	
	switch(m_symbol)
	{
	case  '+':   m_result=m_data1+m_data2;break;
	case  '-':   m_result=m_data1-m_data2;break;
	case  '*':   m_result=m_data1*m_data2;break;
	case  '/':   
		{
			if(fabs(m_data2)<0.000000001)
			{
				MessageBox("除法运算中除数为零，为非法数据,请重新键入你的数据!\t","错误提示",	MB_ICONWARNING|MB_OK|MB_DEFBUTTON1);
				m_Number2.SetSel (0,-1);
				m_Number2.ReplaceSel ("");
				memset(m_str2,0,sizeof(m_str2));
				UpdateData(FALSE);
				return;	
			}
			m_result=m_data1/m_data2;
			break;
		}
	default  :   m_result=m_data1;
	}	
	sprintf(m_str1,"%g",m_result);
	i=0;
	while(m_str1[i])
	   i++;	
	if(!Fflag)
		m_str1[i-1]=NULL;	
	m_Result=(LPCTSTR)m_str1;
	UpdateData(FALSE);
}
//////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////
//设置日常运算符的映射处理函数
void CMyDlg::OnPlus() 
{
	// TODO: Add your control notification handler code here
	m_TableFlag=TRUE;
	m_symbol='+';
	GetDlgItem(IDC_EDIT3)->EnableWindow(SW_SHOW);
	m_Number2.ShowWindow(SW_SHOW);
	m_Number1.GetWindowText (m_str1,20);
	int i=0;
	while(m_str1[i])
	{
		if(m_str1[i]<'0'||m_str1[i]>'9')
		{
			if(!Fflag)
				{
					MessageBox("你输入的整数中可能出现了非0——9的非法数据,请重新键入你的数据!\t","错误提示",	MB_ICONWARNING|MB_OK|MB_DEFBUTTON1);
					m_TableFlag=FALSE;
					return;
				}
			else   if(m_str1[i]!='.')

				{
					MessageBox("你输入的数据中有非法数据,请重新键入你的数据!\t","错误提示",	MB_ICONWARNING|MB_OK|MB_DEFBUTTON1);
					m_TableFlag=FALSE;
					return;
				}
		}
		i++;
	}
	m_data1=atof((LPCTSTR)m_str1);
	m_Symbol.SetWindowText("+");
	UpdateData(FALSE);
}

void CMyDlg::OnMini() 
{
	// TODO: Add your control notification handler code here