kwicmodels.h

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// -*- C++ -*-
/*
  Phrasehunter - index and query text corpora
  Copyright (C) 2006  Torsten Marek (shlomme@gmx.de) &
  Armin Schmidt (armin.sch@gmail.com)
  
  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License
  as published by the Free Software Foundation; either version 2
  of the License, or (at your option) any later version.
  
  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
  
  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/

#ifndef KWICMODELS_H
#define KWICMODELS_H KWICMODELS_H

#include <QtCore/QAbstractTableModel>

#include "phrasehunter/searchengine.h"

//! Model for table in gui holding the results of a query.
class KwicTableModel: public QAbstractTableModel
{
public:
    KwicTableModel(QObject* parent, PhraseHunter::ContextReader* reader);
    ~KwicTableModel() {}

    void setData(PhraseHunter::TokenPtr token);
    void setData(const PhraseHunter::TokenVector& token);
    
    int columnCount(const QModelIndex& parent = QModelIndex()) const;
    int rowCount(const QModelIndex& parent = QModelIndex()) const;
    QVariant headerData(int, Qt::Orientation, int) const;
    QVariant data(const QModelIndex & index, int role = Qt::DisplayRole) const;
    QVariant getContextString(PhraseHunter::TokenContextPtr, const QModelIndex&) const;
    
    
    inline PhraseHunter::TokenContextPtr getContext(const QModelIndex& index) const 
    {
        return (index.isValid()) 
            ? entries[index.row()]
            : PhraseHunter::TokenContextPtr();
    }

    inline void setContextWidth(unsigned int width) 
    {
        m_width = width;
    }    

private:
    PhraseHunter::ContextReader* m_reader;

    std::vector<PhraseHunter::TokenContextPtr> entries;

    unsigned int m_width;
};


#endif // KWICMODELS_H

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