classifydlg.cpp

文本分类程序

// classifyDlg.cpp : implementation file
//

#include "stdafx.h"
#include "classify.h"
#include "classifyDlg.h"
#include <IOSTREAM>
using namespace std;

#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()

/////////////////////////////////////////////////////////////////////////////
// CClassifyDlg dialog

CClassifyDlg::CClassifyDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CClassifyDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CClassifyDlg)
	m_filepath = _T("");
	m_words = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CClassifyDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CClassifyDlg)
	DDX_Text(pDX, IDC_EDIT2, m_filepath);
	DDX_Text(pDX, IDC_KEYWORDS, m_words);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CClassifyDlg, CDialog)
	//{{AFX_MSG_MAP(CClassifyDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_CHOOSEFILE, OnChoosefile)
	ON_BN_CLICKED(ID_SEPERATE, OnSeperate)
	ON_WM_DROPFILES()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CClassifyDlg message handlers

BOOL CClassifyDlg::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::DragAcceptFiles(TRUE);

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

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

void CClassifyDlg::OnChoosefile() 
{
	// TODO: Add your control notification handler code here
	CFileDialog m_openDialog(TRUE,"txt",NULL,OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,"文本文件(*.txt)|*.txt|",NULL);
	if(m_openDialog.DoModal() == IDOK)
	{
		m_filepath = m_openDialog.GetPathName();
		UpdateData(false);
	}
	
}

void CClassifyDlg::OnSeperate() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	CString tmp = m_words;
	for(int j=0;j<tmp.GetLength();j++){
		TCHAR t = tmp.GetAt(j);
	}
	int idx = -1;
	idx = tmp.Find("\r\n",0);
	CStringList lst;
	while(idx >= 0)
	{
		CString left = tmp.Left(idx);
		CString right = tmp.Right(tmp.GetLength()-idx-2);
		left.TrimLeft();
		left.TrimRight();
		lst.InsertBefore(lst.GetHeadPosition(),left);
		tmp = right;
		idx = tmp.Find("\r\n",0);
	}
	tmp.TrimLeft();
	tmp.TrimRight();
	lst.InsertBefore(0,tmp);
	
	CStdioFile ifile;
	ifile.Open(m_filepath,CFile::typeText | CFile::modeRead,NULL);
	CString fn;
	fn = ifile.GetFilePath();
	CStdioFile outsep,outres;
	outsep.Open(fn + "_sep.txt",CFile::modeCreate | CFile::modeWrite | CFile::typeText,NULL);
	outres.Open(fn + "_res.txt",CFile::modeCreate | CFile::modeWrite | CFile::typeText,NULL);
	CString line;
	while(ifile.ReadString(line) != FALSE)
	{
	//	AfxMessageBox("line:" + line);
		boolean contain = false;
		for(POSITION p=lst.GetHeadPosition();p != NULL;)
		{
			
			CString sep = lst.GetNext(p);
			//AfxMessageBox("sep:" + sep);
			line = " " + line;
			if(line.Find(sep,0) >= 0){
				contain = true;
				break;
			}
		}
		line.TrimLeft();
		if(contain){
			outsep.WriteString(line + "\n");
			//AfxMessageBox("contain");
		}
		else{
			outres.WriteString(line + "\n");
			//AfxMessageBox("uncontain");
		}
	}
	ifile.Close();
	outsep.Close();
	outres.Close();
	AfxMessageBox("提取完毕!");
}

void CClassifyDlg::OnCancel() 
{
	// TODO: Add extra cleanup here
	
	CDialog::OnCancel();
}

void CClassifyDlg::OnDropFiles(HDROP hDropInfo)
{
	CRect rEdit;
	this->GetWindowRect(&rEdit);
	POINT pos;
	::GetCursorPos(&pos);
	if((pos.x > rEdit.left) && (pos.x < rEdit.right)
		&& (pos.y < rEdit.bottom) && (pos.y > rEdit.top))
	{
		TCHAR cFilename[256];
		memset(cFilename,0,sizeof(TCHAR)*256);
		UINT uFileCount;
		uFileCount = ::DragQueryFile(hDropInfo,-1,cFilename,sizeof(cFilename));
		if(uFileCount > 1)
		{
			AfxMessageBox("不能同时处理超过一个文件!!!");
			return;
		}
		::DragQueryFile(hDropInfo,0,cFilename,sizeof(cFilename));
		AfxMessageBox(cFilename);
		m_filepath = CString(cFilename);
		UpdateData(FALSE);
		::DragFinish(hDropInfo);
	}
}