config_argument.hpp

//
// (c) Copyright 2012 DESY, Eugen Wintersberger <eugen.wintersberger@desy.de>
//
// This file is part of libpnicore.
//
// libpnicore 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.
//
// libpnicore 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 libpnicore.  If not, see <http://www.gnu.org/licenses/>.
// 
// ============================================================================
//
// Created on: Dec 27, 2012
//     Author: Eugen Wintersberger <eugen.wintersberger@desy.de>
#pragma once

#include "../types.hpp"
#include "config_option.hpp"


namespace pni{
namespace core{

    template<typename T> 
    class config_argument:public config_option<T>
    {
        private:
            int _position;

        public:
            //-----------------------------------------------------------------
            config_argument();

            //-----------------------------------------------------------------
            config_argument(const string &lname,int pos,T *exref=nullptr);

            //-----------------------------------------------------------------
            config_argument(const string &lname,int pos,T default_value,
                           T *exref=nullptr);

            //-----------------------------------------------------------------
            ~config_argument() {}

            //-----------------------------------------------------------------
            int position() const { return _position; }
    };

    //--------------------------------------------------------------------------
    template<typename T> config_argument<T>::config_argument():
        config_option<T>(),
        _position(0)
    {}

    //--------------------------------------------------------------------------
    template<typename T>
    config_argument<T>::config_argument(const string &lname,int pos,T *exref):
        config_option<T>(lname,"","",exref),
        _position(pos)
    {}

    //--------------------------------------------------------------------------
    template<typename T>
    config_argument<T>::config_argument(const string &lname,int pos,
                                        T default_value, T *exref):
        config_option<T>(lname,"","",default_value,exref),
        _position(pos)
    {}

//end of namespace
}
}