MakefileItem.h

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/*
This file is part of hugin.

hugin 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.

hugin 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 hugin.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef MAKEFILEITEM_H_
#define MAKEFILEITEM_H_

#include "Makefile.h"
#include "Manageable.h"

namespace makefile
{

class MAKEIMPEX MakefileItem
{
        bool added;
public:
        MakefileItem()
        :added(false)
        {
        }

        virtual ~MakefileItem()
        {
                if(added)
                        Makefile::remove(this);
        }

        virtual string toString()=0;
        void print(ostream& os)
        {
                os << toString();
        }
        operator string()
        {
                return toString();
        }

        virtual void add()
        {
                Makefile::getSingleton().add(this);
                added = true;
        }

};

MAKEIMPEX ostream& operator<<(ostream& stream, MakefileItem& item);

MAKEIMPEX string operator+(const string& str, MakefileItem& item);
MAKEIMPEX string operator+(MakefileItem& item, const string& str);

class MAKEIMPEX PrimaryMakefileItem : public MakefileItem, public Manageable
{
public:
        PrimaryMakefileItem() {}
        virtual ~PrimaryMakefileItem() {}
};

}
#endif /* MAKEFILEITEM_H_ */

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