huffmandlg.cpp

这是一些Huffman编码的代码

// HuffmanDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Huffman.h"
#include "HuffmanDlg.h"
#include "ResultDlg1.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()

/////////////////////////////////////////////////////////////////////////////
// CHuffmanDlg dialog

CHuffmanDlg::CHuffmanDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CHuffmanDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CHuffmanDlg)
	m_nKind = 0;
	m_f1 = 0.0f;
	m_f10 = 0.0f;
	m_f2 = 0.0f;
	m_f3 = 0.0f;
	m_f4 = 0.0f;
	m_f5 = 0.0f;
	m_f6 = 0.0f;
	m_f7 = 0.0f;
	m_f8 = 0.0f;
	m_f9 = 0.0f;
	m_nFlag = -1;
	m_nStr1 = _T("");
	m_nStr2 = _T("");
	m_nStr3 = _T("");
	m_nStr4 = _T("");
	m_nStr5 = _T("");
	m_nStr6 = _T("");
	m_nStr7 = _T("");
	m_nStr8 = _T("");
	m_nStr9 = _T("");
	m_nStr10 = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CHuffmanDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CHuffmanDlg)
	DDX_Text(pDX, IDC_EDIT1KIND, m_nKind);
	DDV_MinMaxInt(pDX, m_nKind, 1, 256);
	DDX_Text(pDX, IDC_EDIT1, m_f1);
	DDV_MinMaxFloat(pDX, m_f1, 0.f, 1.f);
	DDX_Text(pDX, IDC_EDIT10, m_f10);
	DDX_Text(pDX, IDC_EDIT2, m_f2);
	DDX_Text(pDX, IDC_EDIT3, m_f3);
	DDX_Text(pDX, IDC_EDIT4, m_f4);
	DDX_Text(pDX, IDC_EDIT5, m_f5);
	DDX_Text(pDX, IDC_EDIT6, m_f6);
	DDX_Text(pDX, IDC_EDIT7, m_f7);
	DDX_Text(pDX, IDC_EDIT8, m_f8);
	DDX_Text(pDX, IDC_EDIT9, m_f9);
	DDX_Radio(pDX, IDC_RADIO1, m_nFlag);
	DDX_Text(pDX, IDC_STATIC1, m_nStr1);
	DDX_Text(pDX, IDC_STATIC2, m_nStr2);
	DDX_Text(pDX, IDC_STATIC3, m_nStr3);
	DDX_Text(pDX, IDC_STATIC4, m_nStr4);
	DDX_Text(pDX, IDC_STATIC5, m_nStr5);
	DDX_Text(pDX, IDC_STATIC6, m_nStr6);
	DDX_Text(pDX, IDC_STATIC7, m_nStr7);
	DDX_Text(pDX, IDC_STATIC8, m_nStr8);
	DDX_Text(pDX, IDC_STATIC9, m_nStr9);
	DDX_Text(pDX, IDC_STATIC10, m_nStr10);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CHuffmanDlg, CDialog)
	//{{AFX_MSG_MAP(CHuffmanDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_FINIESHINPUT, OnFinieshinput)
	ON_BN_CLICKED(IDC_HUFFMAN, OnHuffman)
	ON_BN_CLICKED(IDC_NEXTPAGE, OnNextpage)
	ON_BN_CLICKED(IDC_LASTPAGE, OnLastpage)
	ON_WM_TIMER()
	ON_BN_CLICKED(IDC_OTHERHUFFMAN, OnOtherhuffman)
	ON_BN_CLICKED(IDC_RADIO1, OnRadio1)
	ON_BN_CLICKED(IDC_RADIO3, OnRadio3)
	ON_BN_CLICKED(IDC_BEST, OnBest)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CHuffmanDlg message handlers

BOOL CHuffmanDlg::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
	CWnd* p;
	p=GetDlgItem(IDC_EDIT1);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT2);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT3);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT4);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT5);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT6);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT7);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT8);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT9);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT10);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_HUFFMAN);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_FINIESHINPUT);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_LASTPAGE);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_NEXTPAGE);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_OTHERHUFFMAN);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_BEST);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_RADIO1);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_RADIO3);
	p->EnableWindow(FALSE);
	nownum=0;
	nowpage=0;
	SetTimer(1,200,NULL);
	m_nStr1="1";
	m_nStr2="2";
	m_nStr3="3";
	m_nStr4="4";
	m_nStr5="5";
	m_nStr6="6";
	m_nStr7="7";
	m_nStr8="8";
	m_nStr9="9";
	m_nStr10="10";
	UpdateData(FALSE);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CHuffmanDlg::OnFinieshinput() 
{
	int temp=nownum;
//	if(nownum<=10)
//		nownum=0;
	if(nownum<num)
	{
	if(UpdateData())
	{
	if(nownum<num)
	{
		w[nownum]=m_f1;
		nownum++;
	}
	if(nownum<num)
	{
		w[nownum]=m_f2;
		nownum++;
	}
	if(nownum<num)
	{
		w[nownum]=m_f3;
		nownum++;
	}
	if(nownum<num)
	{
		w[nownum]=m_f4;
		nownum++;
	}
	if(nownum<num)
	{
		w[nownum]=m_f5;
		nownum++;
	}
	if(nownum<num)
	{
		w[nownum]=m_f6;
		nownum++;
	}
	if(nownum<num)
	{
		w[nownum]=m_f7;
		nownum++;
	}
	if(nownum<num)
	{
		w[nownum]=m_f8;
		nownum++;
	}
	if(nownum<num)
	{
		w[nownum]=m_f9;
		nownum++;
	}
	if(nownum<num)
	{
		w[nownum]=m_f10;
		nownum++;
	}
	}
	if(!IsRight())
	{
		MessageBox("输入数据不正确，请重新输入");
		nownum=temp;
		return ;
	}
	CWnd* p;

	p=GetDlgItem(IDC_EDIT1);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT2);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT3);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT4);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT5);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT6);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT7);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT8);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT9);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT10);
	p->EnableWindow(FALSE);

	p=GetDlgItem(IDC_HUFFMAN);
    p->EnableWindow(TRUE);
    p=GetDlgItem(IDC_BEST);
    p->EnableWindow(TRUE);
    p=GetDlgItem(IDC_RADIO1);
    p->EnableWindow(TRUE);
    p=GetDlgItem(IDC_RADIO3);
    p->EnableWindow(TRUE);
	ws=new float[num];
	for(int i=0;i<num;i++)
		ws[i]=w[i];
	bubble();
	}
}

void CHuffmanDlg::OnHuffman() 
{
	// TODO: Add your control notification handler code here
//	CWnd *p;
//	Huffmancoding();
	CResultDlg dlg;
	dlg.flag=0;
	dlg.w=w;
	dlg.num=num;
	dlg.DoModal();
	
}

void CHuffmanDlg::OnOK() 
{
	// TODO: Add extra validation here
	if (UpdateData())
	{
		m_nFlag=-1;
		UpdateData(FALSE);
		w=new float[m_nKind];
		num=m_nKind;
		CWnd* p;
		p=GetDlgItem(IDC_EDIT1);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT2);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT3);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT4);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT5);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT6);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT7);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT8);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT9);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_EDIT10);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_HUFFMAN);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_FINIESHINPUT);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_LASTPAGE);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_NEXTPAGE);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_OTHERHUFFMAN);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_BEST);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_RADIO1);
	p->EnableWindow(FALSE);
	p=GetDlgItem(IDC_RADIO3);
	p->EnableWindow(FALSE);
		if(m_nKind>10)
		{
    	p=GetDlgItem(IDC_NEXTPAGE);
    	p->EnableWindow(TRUE);
		}
		p=GetDlgItem(IDC_FINIESHINPUT);
    	p->EnableWindow(TRUE);
		int i=0;
		if(i<num)
		{
			p=GetDlgItem(IDC_EDIT1);
	        p->EnableWindow(TRUE);
			i++;
		}
		if(i<num)
		{
	    p=GetDlgItem(IDC_EDIT2);
	    p->EnableWindow(TRUE);
		i++;
		}
		if(i<num)
		{
	    p=GetDlgItem(IDC_EDIT3);
	    p->EnableWindow(TRUE);
		i++;
		}
		if(i<num)
		{
     	p=GetDlgItem(IDC_EDIT4);
    	p->EnableWindow(TRUE);
		i++;
		}
		if(i<num)
		{
    	p=GetDlgItem(IDC_EDIT5);
    	p->EnableWindow(TRUE);
		i++;
		}
		if(i<num)
		{
    	p=GetDlgItem(IDC_EDIT6);
    	p->EnableWindow(TRUE);
		i++;
		}
		if(i<num)