calculatordlg.cpp

本计算器实现了如下两个功能： 1、windows自带计算器的键盘输入加减乘除

// CalculatorDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Calculator.h"
#include "CalculatorDlg.h"

#include "CExpress.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 };
	CQiuXpButton	m_buttonabout;
	//}}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)
	DDX_Control(pDX, IDOK, m_buttonabout);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCalculatorDlg dialog

CCalculatorDlg::CCalculatorDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CCalculatorDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CCalculatorDlg)
	m_number = 0.0;
	m_sExpress = _T("");
	m_nResult = 0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	NumberState=1;
	m_bExp=false;
}

void CCalculatorDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCalculatorDlg)
	DDX_Control(pDX, IDC_EDIT_PUTOUT, m_edit1);
	DDX_Control(pDX, IDOK, m_button33);
	DDX_Control(pDX, IDC_OPERATION9, m_button32);
	DDX_Control(pDX, IDC_OPERATION8, m_button31);
	DDX_Control(pDX, IDC_OPERATION7, m_button30);
	DDX_Control(pDX, IDC_OPERATION6, m_button29);
	DDX_Control(pDX, IDC_OPERATION5, m_button28);
	DDX_Control(pDX, IDC_OPERATION4, m_button27);
	DDX_Control(pDX, IDC_OPERATION3, m_button26);
	DDX_Control(pDX, IDC_OPERATION22, m_button25);
	DDX_Control(pDX, IDC_OPERATION21, m_button24);
	DDX_Control(pDX, IDC_OPERATION20, m_button23);
	DDX_Control(pDX, IDC_OPERATION2, m_button22);
	DDX_Control(pDX, IDC_OPERATION19, m_button21);
	DDX_Control(pDX, IDC_OPERATION18, m_button20);
	DDX_Control(pDX, IDC_OPERATION17, m_button19);
	DDX_Control(pDX, IDC_OPERATION16, m_button18);
	DDX_Control(pDX, IDC_OPERATION15, m_button17);
	DDX_Control(pDX, IDC_OPERATION14, m_button16);
	DDX_Control(pDX, IDC_OPERATION13, m_button15);
	DDX_Control(pDX, IDC_OPERATION12, m_button14);
	DDX_Control(pDX, IDC_OPERATION11, m_button13);
	DDX_Control(pDX, IDC_OPERATION10, m_button12);
	DDX_Control(pDX, IDC_OPERATION1, m_button11);
	DDX_Control(pDX, IDC_NUMBER9, m_button10);
	DDX_Control(pDX, IDC_NUMBER8, m_button09);
	DDX_Control(pDX, IDC_NUMBER7, m_button08);
	DDX_Control(pDX, IDC_NUMBER6, m_button07);
	DDX_Control(pDX, IDC_NUMBER5, m_button06);
	DDX_Control(pDX, IDC_NUMBER4, m_button05);
	DDX_Control(pDX, IDC_NUMBER3, m_button04);
	DDX_Control(pDX, IDC_NUMBER2, m_button03);
	DDX_Control(pDX, IDC_NUMBER10, m_button02);
	DDX_Control(pDX, IDC_NUMBER1, m_button01);
	DDX_Control(pDX, IDC_CHAR6, m_button6);
	DDX_Control(pDX, IDC_CHAR5, m_button5);
	DDX_Control(pDX, IDC_CHAR4, m_button4);
	DDX_Control(pDX, IDC_CHAR3, m_button3);
	DDX_Control(pDX, IDC_CHAR2, m_button2);
	DDX_Control(pDX, IDC_CHAR1, m_button1);
	DDX_Text(pDX, IDC_EDIT_PUTOUT, m_number);
	DDX_Text(pDX, IDC_EDIT1, m_sExpress);
	DDX_Text(pDX, IDC_EDIT2, m_nResult);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CCalculatorDlg, CDialog)	
	//{{AFX_MSG_MAP(CCalculatorDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_COMMAND(IDM_LOADSKIN, OnLoadskin)
	ON_COMMAND(ID_APP_ABOUT, OnAppAbout)
	ON_WM_CONTEXTMENU()
	ON_WM_KEYDOWN()
	ON_COMMAND_RANGE(IDC_NUMBER1,IDC_NUMBER10,OnNumberKey)
	ON_COMMAND_RANGE(IDC_OPERATION1,IDC_OPERATION22,OnOperationKey)
	ON_COMMAND(ID_OPT_EXP, OnOptExp)
	ON_UPDATE_COMMAND_UI(ID_OPT_EXP, OnUpdateOptExp)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCalculatorDlg message handlers

BOOL CCalculatorDlg::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
	
	m_Menu.LoadMenu(IDR_MAINFRAME);
	SetMenu( &m_Menu );

	SetWindowSkin( m_hWnd , "Dialog" );
	SetDialogSkin("Dialog");
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CCalculatorDlg::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 CCalculatorDlg::OnNumberKey(UINT nID)
{
	int n=0;
	switch(nID)
	{
	case IDC_NUMBER1:n=1;break;
	case IDC_NUMBER2:n=2;break;
	case IDC_NUMBER3:n=3;break;
	case IDC_NUMBER4:n=4;break;
	case IDC_NUMBER5:n=5;break;
	case IDC_NUMBER6:n=6;break;
	case IDC_NUMBER7:n=7;break;
	case IDC_NUMBER8:n=8;break;
	case IDC_NUMBER9:n=9;break;
	case IDC_NUMBER10:n=0;break;
	}
	if(NumberState==1)
	{
		t=t*10;
		if(DotState==1)
		{
			m_number=m_number+(double)n/t;
		}
		else
		{
			m_number=m_number*10+n;
		}
	
		number1=m_number;
		UpdateData(FALSE);
	}
	else
	{
		t=t*10;
		if(DotState==1)
		{
			m_number=m_number+(double)n/t;
		}
		else
		{
			m_number=m_number*10+n;
		}
		number2=m_number;
		UpdateData(FALSE);
	}
}
void CCalculatorDlg::OnOperationKey(UINT nID)
{
	switch(nID)
	{
	case IDC_OPERATION1:m_number=-m_number;
					  if(NumberState==1)
					  number1=m_number;
					  else number2=m_number;
					  UpdateData(FALSE);
					  break;                 
	case IDC_OPERATION2:
		{
			if(DotState==1)
			{
				m_number=m_number;
				if(NumberState==1)
					number1=m_number;
				else number2=m_number;
			}
			else
			{
				m_number=(int)m_number/10;
				if(NumberState==1)
					number1=m_number;
				else number2=m_number;
			}
			UpdateData(FALSE);
			break;
		}
	case IDC_OPERATION3:OperationState=1;m_number=0;UpdateData(FALSE);NumberState=2;DotState=2;break;
	case IDC_OPERATION4:OperationState=2;m_number=0;UpdateData(FALSE);NumberState=2;DotState=2;break;
	case IDC_OPERATION5:OperationState=3;m_number=0;UpdateData(FALSE);NumberState=2;DotState=2;break;
	case IDC_OPERATION6:OperationState=4;m_number=0;UpdateData(FALSE);NumberState=2;DotState=2;break;
	case IDC_OPERATION7:number1=number2=m_number=0;UpdateData(FALSE);NumberState=1;break;
	case IDC_OPERATION8:number1=m_number=sqrt(number1);UpdateData(FALSE);break;
	case IDC_OPERATION9:number1=m_number=(double)1/number1;UpdateData(FALSE);break;
	case IDC_OPERATION10:number1=m_number=number1*number1*number1;UpdateData(FALSE);break;
	case IDC_OPERATION11:
		{
			m_number=1;
			for(int i=1;i<=number1;i++)
			{
				m_number=m_number*i;
			}
			UpdateData(FALSE);
			break;
		}
	case IDC_OPERATION12:OperationState=5;m_number=0;UpdateData(FALSE);NumberState=2;DotState=2;break;
	case IDC_OPERATION13:number1=m_number=number1*number1;UpdateData(FALSE);break;
	case IDC_OPERATION14:OperationState=6;m_number=0;UpdateData(FALSE);NumberState=2;DotState=2;break;
	case IDC_OPERATION15:number1=m_number=log10(number1);UpdateData(FALSE);break;
	case IDC_OPERATION16:UpdateData(FALSE);break;//左边的括号