// 計算器Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "計算器.h"
#include "計算器Dlg.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_fValue1 = 0.0;
	m_strOpr = _T("+");
	m_fValue2 = 0.0;
	m_fResult = 0.0;
	m_bAtOnce = FALSE;
	m_dOpr = -1;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CMyDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CMyDlg)
	DDX_Text(pDX, IDC_EDIT_VALUE1, m_fValue1);
	DDX_Text(pDX, IDC_STATIC_FLAG, m_strOpr);
	DDX_Text(pDX, IDC_EDIT_VALUE2, m_fValue2);
	DDX_Text(pDX, IDC_EDIT_RESULT, m_fResult);
	DDX_Check(pDX, IDC_CHECK_ATONCE, m_bAtOnce);
	DDX_Radio(pDX, IDC_RADIO_ADD, m_dOpr);
	//}}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_BUTTON_CAL, OnButtonCal)
	ON_BN_CLICKED(IDC_RADIO_ADD, OnRadioAdd)
	ON_BN_CLICKED(IDC_RADIO_SUB, OnRadioSub)
	ON_BN_CLICKED(IDC_RADIO_MULTI, OnRadioMulti)
	ON_BN_CLICKED(IDC_RADIO_DIV, OnRadioDiv)
	ON_EN_CHANGE(IDC_EDIT_VALUE1, OnChangeEditValue1)
	ON_EN_CHANGE(IDC_EDIT_VALUE2, OnChangeEditValue2)
	//}}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
	
	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;
}

///////////////////////////////////////////////////////////////////////////////////////////////
void CMyDlg::OnButtonCal() 
{
	// TODO: Add your control notification handler code here
UpdateData(true);
switch(m_dOpr)
{
case 0:   //加法
	m_fResult = m_fValue1 + m_fValue2;    
	break;
case 1:   //減法
	m_fResult = m_fValue1 - m_fValue2;
	break;
case 2:   //乘法
	m_fResult = m_fValue1 * m_fValue2;
	break;
case 3:   //除法
	m_fResult = m_fValue1 / m_fValue2;
	break;
}
UpdateData(false);
}

///////////////////////////////////////////////////////////////////////////////////////////
void CMyDlg::OnRadioAdd() 
{
	// TODO: Add your control notification handler code here
UpdateData(true);
m_strOpr = "+";
UpdateData(false);	
}

void CMyDlg::OnRadioSub() 
{
	// TODO: Add your control notification handler code here
UpdateData(true);
m_strOpr = "-";
UpdateData(false);		
}

void CMyDlg::OnRadioMulti() 
{
	// TODO: Add your control notification handler code here
UpdateData(true);
m_strOpr = "×";
UpdateData(false);		
}

void CMyDlg::OnRadioDiv() 
{
	// TODO: Add your control notification handler code here
UpdateData(true);
m_strOpr = "÷";
UpdateData(false);		
}

////////////////////////////////////////////////////////////////////////////////////////
void CMyDlg::OnChangeEditValue1() 
{
	// TODO: If this is a RICHEDIT control, the control will not
	// send this notification unless you override the CDialog::OnInitDialog()
	// function and call CRichEditCtrl().SetEventMask()
	// with the ENM_CHANGE flag ORed into the mask.
	UpdateData();
	if( m_bAtOnce )
	{
		OnButtonCal();
	}
	// TODO: Add your control notification handler code here
	
}

void CMyDlg::OnChangeEditValue2() 
{
	// TODO: If this is a RICHEDIT control, the control will not
	// send this notification unless you override the CDialog::OnInitDialog()
	// function and call CRichEditCtrl().SetEventMask()
	// with the ENM_CHANGE flag ORed into the mask.
	UpdateData();
	if( m_bAtOnce )
	{
		OnButtonCal();
	}
	// TODO: Add your control notification handler code here
	
}