calc2dlg.cpp

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// Calc2Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "Calc2.h"
#include "Calc2Dlg.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()

/////////////////////////////////////////////////////////////////////////////
// CCalc2Dlg dialog

CCalc2Dlg::CCalc2Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CCalc2Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CCalc2Dlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CCalc2Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCalc2Dlg)
	DDX_Control(pDX, IDC_LIST1, m_list);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CCalc2Dlg, CDialog)
	//{{AFX_MSG_MAP(CCalc2Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_MUL, OnMul)
	ON_BN_CLICKED(IDC_ADD, OnAdd)
	ON_BN_CLICKED(IDC_SUB, OnSub)
	ON_BN_CLICKED(IDC_DIV, OnDiv)
	ON_BN_CLICKED(ID_exit, Onexit)
	ON_BN_CLICKED(IDC_CALC, OnCalc)
	ON_LBN_DBLCLK(IDC_LIST1, OnDblclkList1)
	ON_BN_CLICKED(ID_continue, Oncontinue)
	ON_EN_SETFOCUS(IDC_EDIT1, OnSetfocusEdit1)
	ON_BN_CLICKED(IDC_1, On1)
	ON_BN_CLICKED(IDC_2, On2)
	ON_BN_CLICKED(IDC_3, On3)
	ON_BN_CLICKED(IDC_4, On4)
	ON_BN_CLICKED(IDC_5, On5)
	ON_BN_CLICKED(IDC_6, On6)
	ON_BN_CLICKED(IDC_7, On7)
	ON_BN_CLICKED(IDC_8, On8)
	ON_BN_CLICKED(IDC_9, On9)
	ON_BN_CLICKED(IDC_0, On0)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCalc2Dlg message handlers

BOOL CCalc2Dlg::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 CCalc2Dlg::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 CCalc2Dlg::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 CCalc2Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CCalc2Dlg::OnMul() 
{
	AddOne('*');
	SetDlgItemText(IDC_EDIT1,"");
	 SetDlgItemText(IDC_EDIT1,"");
}

void CCalc2Dlg::AddOne(char ch)
{
   CString s;
   GetDlgItemText(IDC_EDIT1,s);
   m_list.AddString(ch+s);
}

void CCalc2Dlg::OnAdd() 
{
	
	AddOne('+');
    SetDlgItemText(IDC_EDIT1,"");
	
}

void CCalc2Dlg::OnSub() 
{
	AddOne('-');
	SetDlgItemText(IDC_EDIT1,"");
}

void CCalc2Dlg::OnDiv() 
{
  AddOne('/');
  SetDlgItemText(IDC_EDIT1,"");	
}

void CCalc2Dlg::Onexit() 
{
    MessageBox("are you sure exit?","EXIT",MB_YESNO);
	CDialog::OnCancel();	
}




int CCalc2Dlg::Float_to_Int(float f)
{
     int a;
	char str[80];
	sprintf(str,"%f",f);
	a=atoi(str);
	return a;
}

void CCalc2Dlg::OnCalc() 
{
   double  sum=0;
	char s[100];
	int i=0;
	char x[100];
	double reasult=0;
	char t;
	
	
	for(i=0;i<m_list.GetCount();i++)
	{
		int j=1;
	
		m_list.GetText(i,s);
		while(1)
		{ t=s[j];
		x[j-1]=t;
		if(t=='\0')
		{reasult=(double)atof(x); break;}
		else 
			j++;
		}
		if(s[0]=='+')
			sum=reasult+sum;
		else if(s[0]=='-')
			sum=sum-reasult;
		
		else if(s[0]=='*')
			sum=sum*reasult;
		else 
            sum=sum/(int)reasult;
	
             
	}
	SetDlgItemInt(IDC_EDIT2,sum);
}

void CCalc2Dlg::OnDblclkList1() 
{
	int sel;
	sel=m_list.GetCurSel();
	if(sel==LB_ERR)
		return;
	else
	   m_list.DeleteString(sel);
}


void CCalc2Dlg::Oncontinue() 
{
m_list.ResetContent();	
SetDlgItemText(IDC_EDIT1,"");
SetDlgItemText(IDC_EDIT2,"");
}
int focus=1;

void CCalc2Dlg::OnSetfocusEdit1() 
{
   int focus=1;
	
}


void CCalc2Dlg::Addchar(char c)
{
	int ID;
	char s[64];
	int len;
	if(focus==1)
		ID=IDC_EDIT1;
	GetDlgItemText(ID,s,64);
	len=strlen(s);
	s[len]=c;
	s[len+1]=0;
	SetDlgItemText(ID,s);
}

void CCalc2Dlg::On1() 
{
	
	
	Addchar('1');
}

void CCalc2Dlg::On2() 
{
Addchar('2');
	
}

void CCalc2Dlg::On3() 
{
Addchar('3');
	
}

void CCalc2Dlg::On4() 
{
Addchar('4');
	
}

void CCalc2Dlg::On5() 
{
Addchar('5');
	
}

void CCalc2Dlg::On6() 
{
	Addchar('6');
	
}

void CCalc2Dlg::On7() 
{
Addchar('7');
	
}

void CCalc2Dlg::On8() 
{
	Addchar('8');
	
}

void CCalc2Dlg::On9() 
{
Addchar('9');
	
}

void CCalc2Dlg::On0() 
{
Addchar('0');	
}