#ifndef _PACKET_MODEL_H
#define _PACKET_MODEL_H

#include <QAbstractItemModel>
#include "abstractprotocol.h"

class PacketModel: public QAbstractItemModel
{

public:
	PacketModel(const QList<AbstractProtocol*> &selectedProtocols,
			QObject *parent = 0);
	void setSelectedProtocols(
			const QList<AbstractProtocol*> &selectedProtocols);

	int rowCount(const QModelIndex &parent = QModelIndex()) const;
	int columnCount(const QModelIndex &parent = QModelIndex()) const;
	QVariant data(const QModelIndex &index, int role) const;
	QVariant headerData(int section, Qt::Orientation orientation, 
		int role = Qt::DisplayRole) const { return QVariant(); } ;
	QModelIndex index (int row, int col, const QModelIndex & parent = QModelIndex() ) const;
	QModelIndex parent(const QModelIndex &index) const;		

private:
	typedef union _IndexId
	{
		quint32	w;
		struct
		{
			quint16	type;
#define ITYP_PROTOCOL	1
#define ITYP_FIELD		2
			quint16	protocol;	// protocol is valid for both ITYPs
		} ws;
	} IndexId;

	QList<AbstractProtocol*> mSelectedProtocols;
};
#endif