test1_devdlg.cpp

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// test1_devDlg.cpp : implementation file
//

#include "stdafx.h"
#include "test1_dev.h"
#include "test1_devDlg.h"
#include <cmath>

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CTest1_devDlg dialog

CTest1_devDlg::CTest1_devDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTest1_devDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CTest1_devDlg)
		// NOTE: the ClassWizard will add member initialization here
	m_edit_oldValue = _T("") ;
	m_temp = 0 ;
	m_bEqual = FALSE ;
	m_bPoint = FALSE ;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CTest1_devDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTest1_devDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CTest1_devDlg, CDialog)
	//{{AFX_MSG_MAP(CTest1_devDlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BTN_ONE, OnBtnOne)
	ON_BN_CLICKED(IDC_BTN_TOW, OnBtnTow)
	ON_BN_CLICKED(IDC_BTN_THREE, OnBtnThree)
	ON_BN_CLICKED(IDC_BTN_FOUR, OnBtnFour)
	ON_BN_CLICKED(IDC_BTN_FIVE, OnBtnFive)
	ON_BN_CLICKED(IDC_BTN_SIX, OnBtnSix)
	ON_BN_CLICKED(IDC_BTN_SEVEN, OnBtnSeven)
	ON_BN_CLICKED(IDC_BTN_EIGHT, OnBtnEight)
	ON_BN_CLICKED(IDC_BTN_NINE, OnBtnNine)
	ON_BN_CLICKED(IDC_BTN_ZERO, OnBtnZero)
	ON_BN_CLICKED(IDC_BTN_POINT, OnBtnPoint)
	ON_BN_CLICKED(IDC_BTN_CLEAN, OnBtnClean)
	ON_BN_CLICKED(IDC_BTN_ADD, OnBtnAdd)
	ON_BN_CLICKED(IDC_BTN_SUB, OnBtnSub)
	ON_BN_CLICKED(IDC_BTN_MUL, OnBtnMul)
	ON_BN_CLICKED(IDC_BTN_DIV, OnBtnDiv)
	ON_BN_CLICKED(IDC_BTN_REC, OnBtnRec)
	ON_BN_CLICKED(IDC_BTN_RESULT, OnBtnResult)
	ON_BN_CLICKED(IDC_BTN_SQRT, OnBtnSqrt)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTest1_devDlg message handlers

BOOL CTest1_devDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// 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
}

// 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 CTest1_devDlg::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 CTest1_devDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CTest1_devDlg::OnOK() 
{
	// TODO: Add extra validation here
	
	CDialog::OnOK();
}

void CTest1_devDlg::OnCancel() 
{
	// TODO: Add extra cleanup here
	
	CDialog::OnCancel();
}

void CTest1_devDlg::OnBtnOne() 
{
	// TODO: Add your control notification handler code here
	if(!m_bEqual)
	{
		GetNum("1") ;
	}
	else
	{
			SetDlgItemText(IDC_EDIT_SHOW, _T("1")) ;
			m_bEqual = FALSE ;
	}
}

void CTest1_devDlg::OnBtnTow() 
{
	// TODO: Add your control notification handler code here
	if(!m_bEqual)
	{
		GetNum("2") ;
	}
	else
	{
			SetDlgItemText(IDC_EDIT_SHOW, _T("2")) ;
			m_bEqual = FALSE ;
	}
}

void CTest1_devDlg::OnBtnThree() 
{
	// TODO: Add your control notification handler code here
	if(!m_bEqual)
	{
		GetNum("3") ;
	}
	else
	{
			SetDlgItemText(IDC_EDIT_SHOW, _T("3")) ;
			m_bEqual = FALSE ;
	}
}

void CTest1_devDlg::OnBtnFour() 
{
	// TODO: Add your control notification handler code here
	if(!m_bEqual)
	{
		GetNum("4") ;
	}
	else
	{
			SetDlgItemText(IDC_EDIT_SHOW, _T("4")) ;
			m_bEqual = FALSE ;
	}
}

void CTest1_devDlg::OnBtnFive() 
{
	// TODO: Add your control notification handler code here
	if(!m_bEqual)
	{
		GetNum("5") ;
	}
	else
	{
			SetDlgItemText(IDC_EDIT_SHOW, _T("5")) ;
			m_bEqual = FALSE ;
	}
}

void CTest1_devDlg::OnBtnSix() 
{
	// TODO: Add your control notification handler code here
	if(!m_bEqual)
	{
		GetNum("6") ;
	}
	else
	{
			SetDlgItemText(IDC_EDIT_SHOW, _T("6")) ;
			m_bEqual = FALSE ;
	}
}

void CTest1_devDlg::OnBtnSeven() 
{
	// TODO: Add your control notification handler code here
	if(!m_bEqual)
	{
		GetNum("7") ;
	}
	else
	{
			SetDlgItemText(IDC_EDIT_SHOW, _T("7")) ;
			m_bEqual = FALSE ;
	}
}

void CTest1_devDlg::OnBtnEight() 
{
	// TODO: Add your control notification handler code here
	if(!m_bEqual)
	{
		GetNum("8") ;
	}
	else
	{
			SetDlgItemText(IDC_EDIT_SHOW, _T("8")) ;
			m_bEqual = FALSE ;
	}
}

void CTest1_devDlg::OnBtnNine() 
{
	// TODO: Add your control notification handler code here
	if(!m_bEqual)
	{
		GetNum("9") ;
	}
	else
	{
			SetDlgItemText(IDC_EDIT_SHOW, _T("9")) ;
			m_bEqual = FALSE ;
	}
}

void CTest1_devDlg::OnBtnZero() 
{
	// TODO: Add your control notification handler code here
	if(!m_bEqual)
	{
		GetNum("0") ;
	}
	else
	{
			SetDlgItemText(IDC_EDIT_SHOW, _T("0")) ;
			m_bEqual = FALSE ;
	}
}

void CTest1_devDlg::OnBtnPoint() 
{
	// TODO: Add your control notification handler code here
	GetDlgItemText(IDC_EDIT_SHOW, m_edit_oldValue) ;
	if("" != m_edit_oldValue && !m_bPoint && !m_bEqual)
	{
		m_edit_oldValue += _T(".") ;
		SetDlgItemText(IDC_EDIT_SHOW, m_edit_oldValue) ;
	
		m_bPoint = TRUE ;
	}
}

void CTest1_devDlg::GetNum(CString sign)
{
	GetDlgItemText(IDC_EDIT_SHOW, m_edit_oldValue) ;
	if("0" == m_edit_oldValue)
	{
		SetDlgItemText(IDC_EDIT_SHOW, sign) ;
	}
	else
	{
		m_edit_oldValue += _T(sign) ;
		SetDlgItemText(IDC_EDIT_SHOW, m_edit_oldValue) ;
	}

	GetDlgItem(IDC_EDIT_SHOW)->SetFocus() ;
}

void CTest1_devDlg::OnBtnClean() 
{
	// TODO: Add your control notification handler code here
	m_edit_oldValue = "" ;
	SetDlgItemText(IDC_EDIT_SHOW, m_edit_oldValue) ;
	
	m_temp = 0 ;
	m_bPoint = FALSE ;
}

void CTest1_devDlg::OnBtnAdd() 
{
	// TODO: Add your control notification handler code here
	GetResult(1) ;
}

void CTest1_devDlg::OnBtnSub() 
{
	// TODO: Add your control notification handler code here
	GetResult(2) ;
}

void CTest1_devDlg::OnBtnMul() 
{
	// TODO: Add your control notification handler code here
	GetResult(3) ;
}

void CTest1_devDlg::OnBtnDiv() 
{
	// TODO: Add your control notification handler code here
	GetResult(4) ;
}

void CTest1_devDlg::OnBtnRec() 
{
	// TODO: Add your control notification handler code here
	GetDlgItemText(IDC_EDIT_SHOW, m_edit_oldValue) ;
	m_temp = atof(m_edit_oldValue) ;

	GetDlgItem(IDC_EDIT_SHOW)->SetWindowText("") ;

	if(0 == m_temp)
	{
		MessageBox("0没有倒数，请重新输入！") ;
		return ;
	}
	else
	{
		m_temp = 1/m_temp ;
		m_edit_oldValue.Format("%g", m_temp) ;
		GetDlgItem(IDC_EDIT_SHOW)->SetWindowText(m_edit_oldValue) ;

		m_bPoint = FALSE ;
		m_bEqual = TRUE ;
	}
}

void CTest1_devDlg::GetResult(int setSign)
{
	m_sign = setSign ;
	GetDlgItemText(IDC_EDIT_SHOW, m_edit_oldValue) ;

	if("" != m_edit_oldValue)
	{
		m_temp = atof(m_edit_oldValue) ;

		GetDlgItem(IDC_EDIT_SHOW)->SetWindowText("") ;

		m_bPoint = TRUE ;
	}
}

void CTest1_devDlg::OnBtnResult() 
{
	// TODO: Add your control notification handler code here
	GetDlgItemText(IDC_EDIT_SHOW, m_edit_oldValue) ;

	double v_dbValue = atof(m_edit_oldValue) ;

	switch(m_sign)
	{
	case 1:
		m_temp += v_dbValue ;
		break ;
	case 2:
		m_temp -= v_dbValue ;
		break ;
	case 3:
		m_temp *= v_dbValue ;
		break ;
	case 4:
		if(0 == v_dbValue)
		{
			GetDlgItem(IDC_EDIT_SHOW)->SetWindowText("") ;
			MessageBox("0不能作除数，请重新输入！") ;
			return ;
		}
		m_temp /= v_dbValue ;
		break ;
	}

	m_edit_oldValue.Format("%g", m_temp) ;
	GetDlgItem(IDC_EDIT_SHOW)->SetWindowText(m_edit_oldValue) ;

	m_bEqual = TRUE ;
	m_bPoint = FALSE ;
}

void CTest1_devDlg::OnBtnSqrt() 
{
	// TODO: Add your control notification handler code here
	GetDlgItemText(IDC_EDIT_SHOW, m_edit_oldValue) ;
	m_temp = atof(m_edit_oldValue) ;
	m_temp = sqrt(m_temp) ;
	m_edit_oldValue.Format("%g", m_temp) ;
	GetDlgItem(IDC_EDIT_SHOW)->SetWindowText(m_edit_oldValue) ;

	m_bPoint = FALSE ;
	m_bEqual = TRUE ;
}