glc_attributes.h

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/****************************************************************************

 This file is part of the GLC-lib library.
 Copyright (C) 2005-2008 Laurent Ribon (laumaya@users.sourceforge.net)
 http://glc-lib.sourceforge.net

 GLC-lib is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
 the Free Software Foundation; either version 3 of the License, or
 (at your option) any later version.

 GLC-lib 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 Lesser General Public License for more details.

 You should have received a copy of the GNU Lesser General Public License
 along with GLC-lib; if not, write to the Free Software
 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

 *****************************************************************************/

#ifndef GLC_ATTRIBUTES_H_
#define GLC_ATTRIBUTES_H_

#include <QString>
#include <QList>
#include <QHash>

#include "../glc_config.h"



class GLC_LIB_EXPORT GLC_Attributes
{



public:
        GLC_Attributes();

        GLC_Attributes(const GLC_Attributes&);

        GLC_Attributes& operator=(const GLC_Attributes&);

        virtual ~GLC_Attributes();




public:
        inline bool isEmpty() const
        {return m_AttributesHash.isEmpty();}

        inline int size() const
        {return m_AttributesHash.size();}

        bool contains(const QString& name) const
        {return m_AttributesHash.contains(name);}

        inline QList<QString> names() const
        {return m_AttributesList;}


        inline QString value(const QString& name) const
        {return m_AttributesHash.value(name);}


        inline QString name(int at) const
        {return m_AttributesList.value(at);}




public:
        inline void insert(const QString& name, const QString& value)
        {
                if ((!m_AttributesHash.contains(name))) m_AttributesList.append(name);
                m_AttributesHash.insert(name, value);
        }

        inline void remove(const QString& name)
        {
                Q_ASSERT(m_AttributesHash.contains(name));
                m_AttributesHash.remove(name);
                m_AttributesList.removeOne(name);
        }

        inline void clear()
        {
                m_AttributesHash.clear();
                m_AttributesList.clear();
        }




public:

        inline bool operator==(const GLC_Attributes& attr) const
        {return m_AttributesHash == attr.m_AttributesHash;}


// Private members
private:
        QHash<QString, QString> m_AttributesHash;

        QList<QString> m_AttributesList;

};

#endif /* GLC_ATTRIBUTES_H_ */