RootModel.h

/***************************************************************************
 *   Copyright (C) 2006 by Graeme Foster                                   *
 *   email    foster.graeme@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.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#ifndef __ROOT_MODEL_H
#define __ROOT_MODEL_H

#include <QAbstractItemModel>
#include <QModelIndex>
#include <QVariant>

#include "dbListManager.h"
#include "RootItem.h"
#include "DataClass.h"

//class dbListManager;

class RootModel : public QAbstractItemModel
{
        Q_OBJECT

        public: // Methods
                // Constructor destructor
                RootModel(QObject *parent = 0);
                ~RootModel(){};

                // Inherited from QAbstractItemModel
                virtual QVariant data(const QModelIndex &index, int role) const;
                virtual bool setData (const QModelIndex & index
                                                 ,const QVariant & value
                                                 ,int role = Qt::EditRole);
                virtual Qt::ItemFlags flags(const QModelIndex &index) const;
                virtual QVariant headerData(int section, Qt::Orientation orientation,
                                                                  int role = Qt::DisplayRole) const=0;
                virtual QModelIndex index(int row, int column,
                                                                const QModelIndex &parent = QModelIndex()) const;
                virtual QModelIndex parent(const QModelIndex &index) const;
                virtual int rowCount(const QModelIndex &parent = QModelIndex()) const;
                virtual int columnCount(const QModelIndex &parent = QModelIndex()) const;

                // Get Set Methods
                virtual inline RootItem * getRootItem(){return rootItem;}
                inline RootItem * getRootItem(const QModelIndex &index)const;
                // Methods to add or delete objects to the treeview
                virtual bool insertItem (RootItem * inst, QModelIndex & index, int posn);
                void sort(CompareRI compare, DataClass * dcObj);
                virtual bool deleteItem (DataClass * dcObj);
                
                
        protected: // Properties
                RootItem *rootItem;
                
        protected: // Methods
                friend class dbListManager;
                void clearData(RootItem * item);
};

inline RootItem * RootModel::getRootItem(const QModelIndex &index)const
{
        return static_cast<RootItem*>(index.internalPointer());
}

#endif

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