root/tlate/list_value.hh

/*  This file is part of Alue, the multiprotocol Internet discussion daemon

    Copyright © 2009, 2011 Antti-Juhani Kaijanaho

    Alue 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.

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

 */

#ifndef GUARD_TLATE_LIST_VALUE_HH
#define GUARD_TLATE_LIST_VALUE_HH

#include "basic_sequential_value.hh"
#include <list>

namespace tlate
{
        class list_value : public basic_sequential_value<
                std::list<value::const_ptr>,
                value::const_ptr (*)(value::const_ptr)>
        {
                typedef basic_sequential_value<
                        std::list<value::const_ptr>,
                        value::const_ptr (*)(value::const_ptr)> base;
                static value::const_ptr id(value::const_ptr v) { return v; }
        public:
                typedef boost::shared_ptr<list_value> ptr;
                typedef boost::shared_ptr<const list_value> cconst_ptr;
                list_value(std::list<value::const_ptr> list = 
                           std::list<value::const_ptr>())
                        : base(list, id)
                        {}
                void push_back(value::const_ptr v) { get().push_back(v); }
                bool empty() const { return get().empty(); }
        };
}

#endif /* GUARD_TLATE_LIST_VALUE_HH */