jsqdlg.cpp

改程序为积分计算器

// JSQDlg.cpp : implementation file
//

#include "stdafx.h"
#include "JSQ.h"
#include "JSQDlg.h"
#include "JS.h"
#include "HT.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()

/////////////////////////////////////////////////////////////////////////////
// CJSQDlg dialog

CJSQDlg::CJSQDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CJSQDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CJSQDlg)
		// NOTE: the ClassWizard will add member initialization here
	m_method = -1;
	m_up = 0.0;
	m_down = 0.0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CJSQDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CJSQDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	DDX_Control(pDX, IDC_LIST1, m_count);
	DDX_Radio(pDX, IDC_RADIO1, m_method);
	DDX_Text(pDX, IDC_EDIT1, m_up);
	DDX_Text(pDX, IDC_EDIT2, m_down);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CJSQDlg, CDialog)
	//{{AFX_MSG_MAP(CJSQDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON4, OnQingkong)//上下限重定
	ON_BN_CLICKED(IDC_RADIO2, OnRadio2)
	ON_BN_CLICKED(IDC_RADIO3, OnRadio3)
	ON_BN_CLICKED(IDC_BUTTON3, OnJisuan)//执行
	ON_BN_CLICKED(IDC_BUTTON2, Onqingkong1)//清空结果
	ON_BN_CLICKED(IDC_BUTTON5, OnFbutton)//画图
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CJSQDlg message handlers

BOOL CJSQDlg::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 CJSQDlg::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 CJSQDlg::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 CJSQDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}
void CJSQDlg::OnOK() //退出
{
	// TODO: Add extra validation here
/////////////////////////////////////////////////MessageBox("谢谢使用!");//退出前输出的信息
	AfxMessageBox( "谢谢使用！" );
	CDialog::OnOK();
}

void CJSQDlg::OnQingkong() //积分上下限重定
{
	// TODO: Add your control notification handler code here
	m_up = 0.0;
	m_down = 0.0;
	UpdateData( false );
}

int method;
void CJSQDlg::OnRadio1() //梯形求积法
{
	// TODO: Add your control notification handler code here
method=0;
}

void CJSQDlg::OnRadio2() //辛普森求积法
{
	// TODO: Add your control notification handler code here
method=1;
}

void CJSQDlg::OnRadio3() //高斯求积法
{
	// TODO: Add your control notification handler code here
method=2;
}

void CJSQDlg::OnJisuan() //执行
{
	// TODO: Add your control notification handler code here
	CString z;
    JS  ss;
	double s;
	UpdateData();
	if(m_method==0)
	{
	    s=ss.tixing(m_up,m_down);
		z.Format("上限 = 10.8f",m_up);
		z.Format("梯形法    计算值=%10.8f",s);
	    m_count.AddString(z);
	    CWnd::UpdateData(FALSE);
	}
	
	else if(m_method==1)
	{ 
        s=ss.Simpson(m_up,m_down);
   	    z.Format("辛普森法  计算值=%10.8f",s);
	    m_count.AddString(z);
   	    CWnd::UpdateData(FALSE);

	}

	else if(m_method==2)
	{   
		s=ss.Gauss(m_up,m_down);
       	z.Format("高斯法    计算值=%10.8f",s);
	    m_count.AddString(z);
	    CWnd::UpdateData(FALSE);
	}
	else
		AfxMessageBox( "请选择积分方法！" );//没有选择任何方法时输出
}


void CJSQDlg::Onqingkong1() //清空输出结果
{
	// TODO: Add your control notification handler code here
	m_count.ResetContent();
}

void CJSQDlg::OnFbutton() //进入画图页面
{
	// TODO: Add your control notification handler code here
	HT DLG;
	
	DLG.m_edit_x1=-10;
	DLG.m_edit_x2=10 ;
	DLG.DoModal();
	
}