/****************************************************************************
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** $QT_BEGIN_LICENSE:LGPL21$
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** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
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****************************************************************************/

#ifndef PHRASEMODEL_H
#define PHRASEMODEL_H

#include "phrase.h"

#include <QList>
#include <QAbstractItemModel>

QT_BEGIN_NAMESPACE

class PhraseModel : public QAbstractTableModel
{
    Q_OBJECT

public:
    PhraseModel(QObject *parent = 0)
        : QAbstractTableModel(parent)
    {}

    void removePhrases();
    QList<Phrase *> phraseList() const {return plist;}

    QModelIndex addPhrase(Phrase *p);
    void removePhrase(const QModelIndex &index);

    Phrase *phrase(const QModelIndex &index) const;
    void setPhrase(const QModelIndex &indx, Phrase *ph);
    QModelIndex index(Phrase * const phr) const;
    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const
    { return QAbstractTableModel::index(row, column, parent); }

    // from qabstracttablemodel
    int rowCount(const QModelIndex &) const;
    int columnCount(const QModelIndex &) const;
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
    QVariant headerData(int section, Qt::Orientation orientation,
                        int role = Qt::DisplayRole) const;
    Qt::ItemFlags flags(const QModelIndex &index) const;
    bool setData(const QModelIndex &index, const QVariant &value,
                 int role = Qt::EditRole);

    // HACK: This model will be displayed in a _TreeView_
    // which has a tendency to expand 'children' on double click
    bool hasChildren(const QModelIndex &parent) const
    { return !parent.isValid(); }

private:
    QList<Phrase *> plist;
};

QT_END_NAMESPACE

#endif // PHRASEMODEL_H
