tools/aqods/odf-gen/element.h

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/*
odf-gen: Simple API to generate OpenDocument documents.
    Copyright (C) 2009  Pablo Jorge, FuDePAN

    This file is part of the odf-gen project.

    odf-gen 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 3 of the License, or
    (at your option) any later version.

    odf-gen 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 odf-gen.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef ELEMENT_H
#define ELEMENT_H

#include <iostream>

class Element
{
public:
    Element( std::ostream &ostream = std::cout )
        : _ostream( ostream ),
          _closed( false )
    {}

    Element( Element& other )
        : _ostream( other._ostream ),
          _closed( false )
    {}
    
    virtual ~Element()
    {}

    void close() {
        if( !_closed ) {
            this->close_();
            _closed = true;
        }
    }

protected:
    virtual void close_() = 0; 
    
protected:
    std::ostream &_ostream;
private:
    bool _closed;
};

#endif // ELEMENT_H