计算器dlg.cpp

VC++计算器

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

#include "stdafx.h"
#include "计算器.h"
#include "计算器Dlg.h"
#include "stdlib.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_nResult = _T("");
	//}}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_EDIT1_RESULT, m_nResult);
	//}}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_BUTTON1_NUM1, OnButton1Num1)
	ON_BN_CLICKED(IDC_BUTTON2_NUM2, OnButton2Num2)
	ON_BN_CLICKED(IDC_BUTTON3_NUM3, OnButton3Num3)
	ON_BN_CLICKED(IDC_BUTTON4_NUM4, OnButton4Num4)
	ON_BN_CLICKED(IDC_BUTTON5_NUM5, OnButton5Num5)
	ON_BN_CLICKED(IDC_BUTTON6_NUM6, OnButton6Num6)
	ON_BN_CLICKED(IDC_BUTTON7_NUM7, OnButton7Num7)
	ON_BN_CLICKED(IDC_BUTTON8_NUM8, OnButton8Num8)
	ON_BN_CLICKED(IDC_BUTTON9_NUM9, OnButton9Num9)
	ON_BN_CLICKED(IDC_BUTTON0_NUM0, OnButton0Num0)
	ON_BN_CLICKED(IDC_OPERATE_ADD, OnOperateAdd)
	ON_BN_CLICKED(IDC_OPERATE_SUB, OnOperateSub)
	ON_BN_CLICKED(IDC_OPERATE_MUL, OnOperateMul)
	ON_BN_CLICKED(IDC_OPERATE_DIV, OnOperateDiv)
	ON_BN_CLICKED(IDC_OPERATE_EQUAL, OnOperateEqual)
	ON_BN_CLICKED(IDC_BUTTON_POINT, OnButtonPoint)
	//}}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::OnButton1() 
{
	// TODO: Add your control notification handler code here
	m_nNum1=1; //当前操作数为1
	m_nResult=m_nNum1;//设置暂时输出 
	UpdateData(FALSE);//将输出结果在控件上显示
}*/

/////////////////////////////////////////////////////////////////////
//函数名称:OnButton1Num1
//完成人: 何林  2006116346
//完成时间: 2008-4-6
//主要功能:按下按键“1”时的响应
//存在问题:暂无
/////////////////////////////////////////////////////////////////////

void CMyDlg::OnButton1Num1() 
{
	// TODO: Add your control notification handler code here
	char c='1';
//	m_nNum1=1; //当前操作数为1
	m_nResult+=c;//设置暂时输出 
	UpdateData(FALSE);//将输出结果在控件上显示
}

/////////////////////////////////////////////////////////////////////
//函数名称:OnButton2Num2
//完成人: 何林  2006116346
//完成时间: 2008-4-6
//主要功能:按下按键“2”时的响应
//存在问题:暂无
/////////////////////////////////////////////////////////////////////

void CMyDlg::OnButton2Num2() 
{
	// TODO: Add your control notification handler code here
	char c='2';
//	m_nNum2=2; //当前操作数为2
	m_nResult+=c;//设置暂时输出 
	UpdateData(FALSE);//将输出结果在控件上显示
}

/////////////////////////////////////////////////////////////////////
//函数名称:OnButton3Num3
//完成人: 何林  2006116346
//完成时间: 2008-4-6
//主要功能:按下按键“3”时的响应
//存在问题:暂无
/////////////////////////////////////////////////////////////////////

void CMyDlg::OnButton3Num3() 
{
	// TODO: Add your control notification handler code here
	char c='3'; 
//	m_nNum3=3; //当前操作数为3
	m_nResult+=c;//设置暂时输出 
	UpdateData(FALSE);//将输出结果在控件上显示
}

/////////////////////////////////////////////////////////////////////
//函数名称:OnButton4Num4
//完成人: 何林  2006116346
//完成时间: 2008-4-6
//主要功能:按下按键“4”时的响应
//存在问题:暂无
/////////////////////////////////////////////////////////////////////
void CMyDlg::OnButton4Num4() 
{