ddlg.cpp

数值计算中

// dDlg.cpp : implementation file
//

#include "stdafx.h"
#include "d.h"
#include "dDlg.h"
#include "DFuntcion.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()

/////////////////////////////////////////////////////////////////////////////
// CDDlg dialog

CDDlg::CDDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CDDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDDlg)
	m_upper = 0.0;
	m_lower = 0.0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CDDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDDlg)
	DDX_Control(pDX, IDC_LIST1, m_result);
	DDX_Text(pDX, IDC_EDIT1, m_upper);
	DDX_Text(pDX, IDC_EDIT2, m_lower);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CDDlg, CDialog)
	//{{AFX_MSG_MAP(CDDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON2, OnClear)
	ON_BN_CLICKED(IDC_BUTTON1, OnCalculate)
	ON_BN_CLICKED(IDC_RADIO1, OnGuass)
	ON_BN_CLICKED(IDC_RADIO2, OnTixing)
	ON_BN_CLICKED(IDC_RADIO3, OnSimpson)
	ON_BN_CLICKED(IDC_BUTTON3, OnCancel)
	ON_EN_CHANGE(IDC_EDIT1, OnChangeEdit1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDDlg message handlers

BOOL CDDlg::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 CDDlg::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 CDDlg::OnPaint() 
{
 CRect rect;	   //在界面中插入文件名为Blue hills的图片作为背景界面；
 CPaintDC dc(this); 	
 CDC *md = new CDC;	
 CBitmap *bitmap =new CBitmap;	
 GetClientRect(&rect);	
 md->CreateCompatibleDC(&dc);	
 bitmap->m_hObject =(HBITMAP)::LoadImage(NULL,"1.BMP",IMAGE_BITMAP,rect.right,rect.bottom,LR_LOADFROMFILE);
	md->SelectObject(bitmap);
	dc.BitBlt(0,0,rect.right,rect.bottom,md,0,0,SRCCOPY);
	if(md) delete md;
	if(bitmap) delete bitmap;
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CDDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CDDlg::OnClear()//清楚文本框内的内容 
{
	// TODO: Add your control notification handler code here
	m_result.ResetContent();
	m_upper=0;
	m_lower=0;
	UpdateData(FALSE);
}

void CDDlg::OnCancel() //退出
{
	// TODO: Add your control notification handler code here
	CDialog::DestroyWindow();
}

void CDDlg::OnCalculate() //计算按钮
{
	// TODO: Add your control notification handler code here
	UpdateData();
	CDFuntcion  p;
	CString  s;


	if(flag != 1 && flag != 2 && flag != 3 )
	{
		MessageBox("请选择输入方法!");	
	}

	else
	{
		if(m_lower == 0&&m_upper == 0)
		{
			MessageBox("请输入上下限的值!");	
		}
	}
	//计算结果的输出
	if(flag == 1)
	{
		ly = p.Guass(m_lower,m_upper,0.000001);
			s.Format("当积分上限为：%f  ,积分下限为：%f  ,高斯积分结果为：%15.10f",m_upper,m_lower,ly);
			m_result.AddString(s);
	}
	if(flag == 2)
	{
		ly = p.tixing(m_lower,m_upper,0.000001);
			s.Format("当积分上限为：%f  ,积分下限为：%f  ,梯形积分结果为：%.10f ",m_upper,m_lower,ly);
			m_result.AddString(s);
	}
	if(flag == 3)
	{
		ly = p.Simpson(m_lower,m_upper,0.000001);
			s.Format("当积分上限为：%f  ,积分下限为：%f  ,辛普森积分结果为：%15.10f",m_upper,m_lower,ly);
			m_result.AddString(s);
	}
	
}
//以下三个函数是对单选框的标记
void CDDlg::OnGuass() 
{
	// TODO: Add your control notification handler code here
	flag = 1;
	
}

void CDDlg::OnTixing() 
{
	// TODO: Add your control notification handler code here
	flag = 2;
}

void CDDlg::OnSimpson() 
{
	// TODO: Add your control notification handler code here
	flag = 3;
	
}

void CDDlg::OnChangeEdit1() 
{
	// 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.
	
	// TODO: Add your control notification handler code here
	
}