variablesmodel.h

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/*************************************************************************************
 *  Copyright (C) 2007 by Aleix Pol <aleixpol@kde.org>                               *
 *                                                                                   *
 *  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 VARIABLESMODEL_H
#define VARIABLESMODEL_H

#include <QAbstractTableModel>
#include "analitzaguiexport.h"

namespace Analitza
{
class Variables;
class Expression;

class ANALITZAGUI_EXPORT VariablesModel : public QAbstractTableModel
{
    Q_OBJECT
    Q_PROPERTY(Analitza::Variables* variables READ variables WRITE setVariables)
    public:
        explicit VariablesModel(QObject *parent=0);
        VariablesModel(Analitza::Variables* v, QObject *parent=0);
        void setVariables(Analitza::Variables* v);
        
        virtual QFlags< Qt::ItemFlag > flags(const QModelIndex& index) const;
        bool setData(const QModelIndex& index, const QVariant& value, int role=Qt::EditRole);
        QVariant data( const QModelIndex &index, int role=Qt::DisplayRole) const;
        QVariant headerData(int section, Qt::Orientation orientation, int role=Qt::DisplayRole) const;
        int rowCount(const QModelIndex &parent) const;
        int columnCount(const QModelIndex &) const { return 2; }
        
        void insertVariable(const QString& name, const Analitza::Expression& value);
        void setEditable(bool ed) { m_editable=ed; }
        
        Analitza::Variables* variables() const { return m_vars; }
    public slots:
        void updateInformation();
        
    private:
        Analitza::Variables *m_vars;
        bool m_editable;
};

}
#endif