/******************************************************************************

 *

 * 

 *

 * Copyright (C) 1997-2008 by Dimitri van Heesch.

 *

 * Permission to use, copy, modify, and distribute this software and its

 * documentation under the terms of the GNU General Public License is hereby 

 * granted. No representations are made about the suitability of this software 

 * for any purpose. It is provided "as is" without express or implied warranty.

 * See the GNU General Public License for more details.

 *

 * Documents produced by Doxygen are derivative works derived from the

 * input used in their production; they are not affected by this license.

 *

 */

#ifndef _SEARCHINDEX_H

#define _SEARCHINDEX_H

#include "qtbc.h"

#include <qintdict.h>

#include <qlist.h>

#include <qdict.h>

#include <qintdict.h>

#include <qvector.h>

struct URL

{

  URL(const char *n,const char *u) : name(n), url(u) {} 

  QCString name;

  QCString url;

};

struct URLInfo

{

  URLInfo(int idx,int f) : urlIdx(idx), freq(f) {}

  int urlIdx;

  int freq;

};

class IndexWord

{

  public:

    IndexWord(const char *word);

    void addUrlIndex(int,bool);

    const QIntDict<URLInfo> &urls() const { return m_urls; }

    QCString word() const { return m_word; }

  private:

    QCString    m_word;

    QIntDict<URLInfo> m_urls;

};

class SearchIndex

{

  public:

    SearchIndex();

    void setCurrentDoc(const char *name,const char *baseName,const char *anchor=0);

    void addWord(const char *word,bool hiPriority,bool recurse=FALSE);

    void write(const char *file);

  private:

    QDict<IndexWord> m_words;

    QVector< QList<IndexWord> > m_index;

    QIntDict<URL>  m_urls;

    int m_urlIndex;

};

#endif