ltyzipdlg.cpp

本程序使用C++编写

// ltyzipDlg.cpp : implementation file
//

#include "stdafx.h"
#include "ltyzip.h"
#include "ltyzipDlg.h"
#include "haffman.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// CAboutDlg dialog used for App About
class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	enum { IDD = IDD_ABOUTBOX };

	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support

// Implementation
protected:
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()


// CltyzipDlg dialog




CltyzipDlg::CltyzipDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CltyzipDlg::IDD, pParent)
	, m_yasuodizhi(_T(""))
	, m_jieyadizhi(_T(""))
	, m_message(_T("准备就绪"))
	, m_compress(_T(""))
{
	m_nMax = 0;
	m_nStep = 0 ;
	m_iFileFlag = 0;
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CltyzipDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_PROGRESS1, m_progressctrl);
	DDX_Text(pDX, IDC_EDIT1, m_yasuodizhi);
	DDX_Text(pDX, IDC_EDIT2, m_jieyadizhi);
	DDX_Text(pDX, IDC_MESSAGE, m_message);
	DDX_Text(pDX, IDC_COMPRESS, m_compress);
	DDX_Control(pDX, IDC_PROGRESS2, m_ProgressCtrlj);
}

BEGIN_MESSAGE_MAP(CltyzipDlg, CDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDC_BUTTON1, &CltyzipDlg::OnBnClickedOpen)
	ON_BN_CLICKED(IDC_BUTTON2, &CltyzipDlg::OnBnClickedOpenHaf)
	ON_BN_CLICKED(IDC_BUTTON3, &CltyzipDlg::OnBnClickedYaSuo)
	ON_BN_CLICKED(IDC_BUTTON4, &CltyzipDlg::OnBnClickedJieYa)
END_MESSAGE_MAP()


// CltyzipDlg message handlers

BOOL CltyzipDlg::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
    //CProgressCtrl *pProgCtrl=(CProgressCtrl*)GetDlgItem(IDC_PROGRESS1); 

    //pProgCtrl->SetRange(0,200);//设置进度条范围 

    // //．．．．．．//其它代码 

    //m_nMax=200; 

    //m_nStep=10; 

    //SetTimer(1,1000,NULL);//设置进度条更新时钟 

	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CltyzipDlg::OnTimer(UINT_PTR nIDEvent)
{
	//TODO:Add your message handler? 

	//CProgressCtrl *pProgCtrl=(CProgressCtrl*)GetDlgItem(IDC_PROGRESS1); 

	//int nPrePos=pProgCtrl->StepIt();//取得更新前位置 

	//char test[10]; 

	//int nPercent=(int)(((nPrePos - m_nStep)/m_nMax*100 - 0.5)); 

	//wsprintf(test,?%d%%?,nPercent); 

	//GetDlgItem(IDC_PERCENT)->SetWindowText(text); 

	//Cdialog::OnTimer(nIDEvent); 

}

void CltyzipDlg::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 CltyzipDlg::OnPaint()
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<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 function to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CltyzipDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}


void CltyzipDlg::OnBnClickedOpen()
{
	// TODO: Add your control notification handler code here
	CFileDialog CodeOpen(TRUE);
	CodeOpen.m_ofn.lpstrTitle = _T("待压缩文件地址");
    CodeOpen.m_ofn.lpstrFilter = _T("All Files(*.*)\0*.*\0\0");
	CFileDialog CodeSave(FALSE);
	CodeSave.m_ofn.lpstrTitle = _T("压缩文件另存为");
	CodeSave.m_ofn.lpstrDefExt = _T("haf");
	
	if(IDOK == CodeOpen.DoModal())
	{
        m_yasuodizhi = CodeOpen.GetPathName();
		UpdateData(FALSE);
		m_iFileFlag = 0;
		if(IDOK == CodeSave.DoModal())
		{	
			YaSuoSaveAddr = CodeSave.GetPathName();
			m_iFileFlag = 1;			
		}
		
	}
}

void CltyzipDlg::OnBnClickedOpenHaf()
{
	// TODO: Add your control notification handler code here
	CFileDialog DecodeOpen(TRUE);
	DecodeOpen.m_ofn.lpstrTitle = _T("待解压文件");
	DecodeOpen.m_ofn.lpstrFilter = _T("haf Files(*.haf)\0*.haf\0\0");
	CFileDialog DecodeSave(FALSE);
	DecodeSave.m_ofn.lpstrTitle = _T("解压文件另存为");
	DecodeSave.m_ofn.lpstrFilter = _T("All Files(*.*)\0*.*\0\0");
	if (IDOK == DecodeOpen.DoModal())
	{
        m_jieyadizhi = DecodeOpen.GetPathName();
		UpdateData(FALSE);
		m_iFileFlag = 10;
		if (IDOK == DecodeSave.DoModal())
		{	
			JieYaSaveAddr = DecodeSave.GetPathName();
		    m_iFileFlag = 11;
		}
	}
}

void CltyzipDlg::OnBnClickedYaSuo()// 压缩函数
{
	// TODO: Add your control notification handler code here
	float Compre = 0;
	if (0 == m_iFileFlag)
	{
		MessageBox(_T("文件压缩时地址操作错误！"),_T("错误"),MB_OK | MB_ICONERROR);
	
	}
	else if(2 == m_iFileFlag)
	{
	   MessageBox(_T("文件已压缩！"),_T("错误"),MB_OK | MB_ICONERROR);
	}
	else if(1 == m_iFileFlag)
	{
	   m_message = "正在压缩文件,请稍候…";
	   UpdateData(FALSE);
       Compre = OpenandCloseFile(m_yasuodizhi,YaSuoSaveAddr);
       m_compress.Format(_T("%f"),Compre);
	   m_compress += "%";
	   if ("-1.#INF00%" == m_compress)
	   {
		   m_compress = "原文件为空,无法计算!";
	   }
	   m_message = "文件压缩完毕!";
	   UpdateData(FALSE);
	   m_compress = "";