calculatorguidlg.cpp

Calculator program written by DLLs with the math algorithms such as automata and can draw some simpl

// CalculatorGUIDlg.cpp : implementation file
//

#include "stdafx.h"
#include "CalculatorGUI.h"
#include "CalculatorGUIDlg.h"
#include "DlgEquation.h"
#include "DlgDrawGraph.h"
#include "Lib/BalanceAl.h"
#include "Lib/Diagram.h"
#include "Lib/CalculatorDLL.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:
	int SetBitmap(UINT nIDResource);
	CBitmap m_bitmap;
	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)
	virtual BOOL OnInitDialog();
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	afx_msg HBRUSH OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor);
	//}}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)
	ON_WM_ERASEBKGND()
	ON_WM_CTLCOLOR()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

BOOL CAboutDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	SetBitmap(IDB_BITMAP2);
	
	return TRUE;  // return TRUE unless you set the focus to a control
	// EXCEPTION: OCX Property Pages should return FALSE
}

BOOL CAboutDlg::OnEraseBkgnd(CDC* pDC) 
{
	// TODO: Add your message handler code here and/or call default
	CDialog::OnEraseBkgnd(pDC);
	if(!m_bitmap.m_hObject)
		return true;
	
	CRect rect;
	GetClientRect(&rect);
	CDC dc;
	dc.CreateCompatibleDC(pDC);
	CBitmap* pOldBitmap = dc.SelectObject(&m_bitmap);
	int bmw, bmh ;
	BITMAP bmap;
	m_bitmap.GetBitmap(&bmap);
	bmw = bmap.bmWidth;
	bmh = bmap.bmHeight;
	int xo=0, yo=0;
	
	if(bmw < rect.Width())
		xo = (rect.Width() - bmw)/2;
	else 
		xo=0;
	if(bmh < rect.Height())
		yo = (rect.Height()-bmh)/2;
	else
		yo=0;
	pDC->BitBlt (xo, yo, rect.Width(), rect.Height(), &dc, 0, 0, SRCCOPY);
	
	dc.SelectObject(pOldBitmap);
	
	return true;
}

int CAboutDlg::SetBitmap(UINT nIDResource)
{
	if(m_bitmap.LoadBitmap(nIDResource))
		return 0;
	else
		return 1;//error
}

HBRUSH CAboutDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor) 
{
	HBRUSH hbr;
	
	if(nCtlColor == CTLCOLOR_STATIC)
	{
		pDC->SetBkMode(TRANSPARENT);
		hbr = (HBRUSH)GetStockObject(NULL_BRUSH);
	}
	
	return hbr;
}

/////////////////////////////////////////////////////////////////////////////
// CCalculatorGUIDlg dialog

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

void CCalculatorGUIDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCalculatorGUIDlg)
	DDX_Control(pDX, IDC_BUTTON_MSUB, m_btnMSub);
	DDX_Control(pDX, IDC_BUTTON_MR, m_btnMR);
	DDX_Control(pDX, IDC_BUTTON_M, m_btnMAdd);
	DDX_Control(pDX, IDC_BUTTON_NGOAC2, m_btnNgoac2);
	DDX_Control(pDX, IDC_BUTTON_NGOAC1, m_btnNgoac1);
	DDX_Control(pDX, IDC_BUTTON_ANS, m_btnAns);
	DDX_Control(pDX, IDC_BUTTON_TOHOP, m_btnTohop);
	DDX_Control(pDX, IDC_BUTTON_TAN, m_btnTan);
	DDX_Control(pDX, IDC_BUTTON_SQRT, m_btnSqrt);
	DDX_Control(pDX, IDC_BUTTON_SIN, m_btnSin);
	DDX_Control(pDX, IDC_BUTTON_POW, m_btnPow);
	DDX_Control(pDX, IDC_BUTTON_PI, m_btnPi);
	DDX_Control(pDX, IDC_BUTTON_MOD, m_btnMod);
	DDX_Control(pDX, IDC_BUTTON_LOG, m_btnLog);
	DDX_Control(pDX, IDC_BUTTON_LN, m_btnLn);
	DDX_Control(pDX, IDC_BUTTON_GIAITHUA, m_btnGiaithua);
	DDX_Control(pDX, IDC_BUTTON_FLOOR, m_btnFloor);
	DDX_Control(pDX, IDC_BUTTON_EXP, m_btnExp);
	DDX_Control(pDX, IDC_BUTTON_DOT, m_btnDot);
	DDX_Control(pDX, IDC_BUTTON_COS, m_btnCos);
	DDX_Control(pDX, IDC_BUTTON_CHINHHOP, m_btnChinhhop);
	DDX_Control(pDX, IDC_BUTTON_CEIL, m_btnCeil);
	DDX_Control(pDX, IDC_BUTTON_ARCTAN, m_btnArctan);
	DDX_Control(pDX, IDC_BUTTON_ARCSIN, m_btnArcsin);
	DDX_Control(pDX, IDC_BUTTON_ARCCOS, m_btnArccos);
	DDX_Control(pDX, IDC_BUTTON_ABS, m_btnAbs);
	DDX_Control(pDX, IDC_BUTTON_9, m_btn9);
	DDX_Control(pDX, IDC_BUTTON_8, m_btn8);
	DDX_Control(pDX, IDC_BUTTON_7, m_btn7);
	DDX_Control(pDX, IDC_BUTTON_6, m_btn6);
	DDX_Control(pDX, IDC_BUTTON_5, m_btn5);
	DDX_Control(pDX, IDC_BUTTON_4, m_btn4);
	DDX_Control(pDX, IDC_BUTTON_3, m_btn3);
	DDX_Control(pDX, IDC_BUTTON_2, m_btn2);
	DDX_Control(pDX, IDC_EDIT_IN, m_cInput);
	DDX_Control(pDX, IDC_LIST_HISTORY, m_history);
	DDX_Text(pDX, IDC_EDIT_IN, m_In);
	DDX_Text(pDX, IDC_EDIT_OUT, m_Out);
	DDX_Text(pDX, IDC_STATIC_M, m_nho);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CCalculatorGUIDlg, CDialog)
	//{{AFX_MSG_MAP(CCalculatorGUIDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_CLEAR, OnButtonClear)
	ON_BN_CLICKED(IDC_BUTTON_EQUAL, OnButtonEqual)
	ON_BN_CLICKED(IDC_BUTTON_1, OnButton1)
	ON_BN_CLICKED(IDC_BUTTON_2, OnButton2)
	ON_BN_CLICKED(IDC_BUTTON_3, OnButton3)
	ON_BN_CLICKED(IDC_BUTTON_4, OnButton4)
	ON_BN_CLICKED(IDC_BUTTON_5, OnButton5)
	ON_BN_CLICKED(IDC_BUTTON_6, OnButton6)
	ON_BN_CLICKED(IDC_BUTTON_7, OnButton7)
	ON_BN_CLICKED(IDC_BUTTON_8, OnButton8)
	ON_BN_CLICKED(IDC_BUTTON_9, OnButton9)
	ON_BN_CLICKED(IDC_BUTTON_0, OnButton0)
	ON_BN_CLICKED(IDC_BUTTON_DOT, OnButtonDot)
	ON_BN_CLICKED(IDC_BUTTON_NEG, OnButtonNeg)
	ON_BN_CLICKED(IDC_BUTTON_ADD, OnButtonAdd)
	ON_BN_CLICKED(IDC_BUTTON_SUB, OnButtonSub)
	ON_BN_CLICKED(IDC_BUTTON_MUL, OnButtonMul)
	ON_BN_CLICKED(IDC_BUTTON_DIV, OnButtonDiv)
	ON_BN_CLICKED(IDC_BUTTON_SIN, OnButtonSin)
	ON_BN_CLICKED(IDC_BUTTON_COS, OnButtonCos)
	ON_BN_CLICKED(IDC_BUTTON_TAN, OnButtonTan)
	ON_BN_CLICKED(IDC_BUTTON_ARCSIN, OnButtonArcsin)
	ON_BN_CLICKED(IDC_BUTTON_ARCCOS, OnButtonArccos)
	ON_BN_CLICKED(IDC_BUTTON_ARCTAN, OnButtonArctan)
	ON_BN_CLICKED(IDC_BUTTON_SQRT, OnButtonSqrt)
	ON_BN_CLICKED(IDC_BUTTON_MOD, OnButtonMod)
	ON_BN_CLICKED(IDC_BUTTON_EXP, OnButtonExp)
	ON_BN_CLICKED(IDC_BUTTON_LN, OnButtonLn)
	ON_BN_CLICKED(IDC_BUTTON_LOG, OnButtonLog)
	ON_BN_CLICKED(IDC_BUTTON_GIAITHUA, OnButtonGiaithua)
	ON_BN_CLICKED(IDC_BUTTON_POW, OnButtonPow)
	ON_BN_CLICKED(IDC_BUTTON_TOHOP, OnButtonTohop)
	ON_BN_CLICKED(IDC_BUTTON_CHINHHOP, OnButtonChinhhop)
	ON_BN_CLICKED(IDC_BUTTON_ABS, OnButtonAbs)
	ON_BN_CLICKED(IDC_BUTTON_NGOAC1, OnButtonNgoac1)
	ON_BN_CLICKED(IDC_BUTTON_NGOAC2, OnButtonNgoac2)
	ON_BN_CLICKED(IDC_BUTTON_CEIL, OnButtonCeil)
	ON_BN_CLICKED(IDC_BUTTON_FLOOR, OnButtonFloor)
	ON_BN_CLICKED(IDC_BUTTON_PI, OnButtonPi)
	ON_BN_CLICKED(IDC_BUTTON_M, OnButtonM)
	ON_BN_CLICKED(IDC_BUTTON_MC, OnButtonMc)
	ON_BN_CLICKED(IDC_BUTTON_MR, OnButtonMr)
	ON_LBN_DBLCLK(IDC_LIST_HISTORY, OnDblclkListHistory)
	ON_BN_CLICKED(IDC_BUTTON_C, OnButtonC)
	ON_BN_CLICKED(IDC_BUTTON_DELETE, OnButtonDelete)
	ON_BN_CLICKED(IDC_RADIO_DEG, OnRadioDeg)
	ON_BN_CLICKED(IDC_RADIO_RADIENT, OnRadioRadient)
	ON_WM_ERASEBKGND()
	ON_WM_CTLCOLOR()
	ON_COMMAND(ID_SPECIALFUNCTIONS_SYSTEMOFEQUATIONS, OnSystemofequations)
	ON_COMMAND(ID_HELP_ABOUT, OnHelpAbout)
	ON_COMMAND(ID_SPECIALFUNCTIONS_EQUATION, OnEquation)
	ON_BN_CLICKED(IDC_BUTTON_ANS, OnButtonAns)
	ON_BN_CLICKED(IDC_RADIO_BIN, OnRadioBin)
	ON_BN_CLICKED(IDC_RADIO_DEC, OnRadioDec)
	ON_EN_CHANGE(IDC_EDIT_IN, OnChangeEditIn)
	ON_COMMAND(ID_DRAW_GRAPH, OnDrawGraph)
	ON_BN_CLICKED(IDC_BUTTON_MSUB, OnButtonMsub)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCalculatorGUIDlg message handlers

BOOL CCalculatorGUIDlg::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
	width = 0;
	equal = FALSE;	//chua nhan dau =

	degree = TRUE;	//May tinh dang o che do tinh toan theo do
	CheckRadioButton(IDC_RADIO_DEG,IDC_RADIO_DEG,IDC_RADIO_DEG);

	m_bin = FALSE;
	CheckRadioButton(IDC_RADIO_DEC,IDC_RADIO_DEC,IDC_RADIO_DEC);

	ketqua = 0;
	kqnho = 0;
	m_ans = "0";

	SetBitmap(IDB_BITMAP3);
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CCalculatorGUIDlg::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 CCalculatorGUIDlg::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 CCalculatorGUIDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CCalculatorGUIDlg::updateWidth(LPCTSTR s)
{
	CClientDC dc(this);
	CFont * f = m_history.GetFont();
	dc.SelectObject(f);
	CSize sz = dc.GetTextExtent(s, _tcslen(s));
	sz.cx += 3 * ::GetSystemMetrics(SM_CXBORDER);

	if(sz.cx > width)
	{
		width = sz.cx;
		m_history.SetHorizontalExtent(width);
	}
}

void CCalculatorGUIDlg::OnButtonClear() 
{
	// TODO: Add your control notification handler code here
	m_history.ResetContent();
}

void CCalculatorGUIDlg::OnButtonEqual() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);

	if (m_In != "")
	{
		equal = TRUE;
		if (calculate(m_In))
		{
			m_history.AddString(m_In);
			updateWidth(m_In);
		}
	}

	UpdateData(FALSE);
}

void CCalculatorGUIDlg::OnButton1() 
{
	// TODO: Add your control notification handler code here
	clickBtn("1");
}

void CCalculatorGUIDlg::OnButton2() 
{
	// TODO: Add your control notification handler code here
	clickBtn("2");
}

void CCalculatorGUIDlg::OnButton3() 
{
	// TODO: Add your control notification handler code here
	clickBtn("3");
}

void CCalculatorGUIDlg::OnButton4() 
{
	// TODO: Add your control notification handler code here
	clickBtn("4");
}

void CCalculatorGUIDlg::OnButton5() 
{
	// TODO: Add your control notification handler code here
	clickBtn("5");
}

void CCalculatorGUIDlg::OnButton6() 
{
	// TODO: Add your control notification handler code here
	clickBtn("6");
}

void CCalculatorGUIDlg::OnButton7() 
{
	// TODO: Add your control notification handler code here
	clickBtn("7");
}

void CCalculatorGUIDlg::OnButton8() 
{
	// TODO: Add your control notification handler code here
	clickBtn("8");
}

void CCalculatorGUIDlg::OnButton9() 
{
	// TODO: Add your control notification handler code here
	clickBtn("9");
}

void CCalculatorGUIDlg::OnButton0() 
{
	// TODO: Add your control notification handler code here
	clickBtn("0");
}

void CCalculatorGUIDlg::OnButtonDot() 
{
	// TODO: Add your control notification handler code here
	clickBtn(".");
}

void CCalculatorGUIDlg::OnButtonNeg() 
{
	// TODO: Add your control notification handler code here
	clickBtn("-");
}

void CCalculatorGUIDlg::OnButtonAdd() 
{
	// TODO: Add your control notification handler code here
	clickBtn("+");
}

void CCalculatorGUIDlg::OnButtonSub() 
{
	// TODO: Add your control notification handler code here
	clickBtn("-");
}

void CCalculatorGUIDlg::OnButtonMul() 
{
	// TODO: Add your control notification handler code here
	clickBtn("*");
}

void CCalculatorGUIDlg::OnButtonDiv() 
{
	// TODO: Add your control notification handler code here
	clickBtn("/");
}



void CCalculatorGUIDlg::OnButtonSin() 
{
	// TODO: Add your control notification handler code here
	clickBtn("sin");
}

void CCalculatorGUIDlg::OnButtonCos() 
{
	// TODO: Add your control notification handler code here
	clickBtn("cos");
}

void CCalculatorGUIDlg::OnButtonTan() 
{
	// TODO: Add your control notification handler code here
	clickBtn("tan");
}

void CCalculatorGUIDlg::OnButtonArcsin() 
{
	// TODO: Add your control notification handler code here
	clickBtn("arcsin");
}

void CCalculatorGUIDlg::OnButtonArccos() 
{
	// TODO: Add your control notification handler code here
	clickBtn("arccos");
}