// Boost.Assign library

//

//  Copyright Thorsten Ottosen 2006. Use, modification and

//  distribution is subject to the Boost Software License, Version

//  1.0. (See accompanying file LICENSE_1_0.txt or copy at

//  http://www.boost.org/LICENSE_1_0.txt)

//

// For more information, see http://www.boost.org/libs/assign/

//



#ifndef BOOST_ASSIGN_PTR_CONTAINER_PTR_MAP_INSERTER_HPP

#define BOOST_ASSIGN_PTR_CONTAINER_PTR_MAP_INSERTER_HPP



#if defined(_MSC_VER) && (_MSC_VER >= 1020)

# pragma once

#endif



#include <boost/assign/list_inserter.hpp>

#include <boost/type_traits/remove_reference.hpp>

#include <boost/type_traits/remove_pointer.hpp>



namespace boost

{



namespace assign

{

    template< class PtrMap, class Obj > 

    class ptr_map_inserter

    {

        typedef BOOST_DEDUCED_TYPENAME

                remove_pointer< BOOST_DEDUCED_TYPENAME 

                       remove_reference<Obj>::type >::type

           obj_type;

        typedef BOOST_DEDUCED_TYPENAME PtrMap::key_type

           key_type;

        

    public:

        

        ptr_map_inserter( PtrMap& m ) : m_( m )

        {}

        

        template< class Key >

        ptr_map_inserter& operator()( const Key& t )

        {

            key_type k(t);

            m_.insert( k, new obj_type );

            return *this;

        }



#ifndef BOOST_ASSIGN_MAX_PARAMS // use user's value

#define BOOST_ASSIGN_MAX_PARAMS 6        

#endif

#define BOOST_ASSIGN_MAX_PARAMETERS (BOOST_ASSIGN_MAX_PARAMS - 1)

#define BOOST_ASSIGN_PARAMS1(n) BOOST_PP_ENUM_PARAMS(n, class T)

#define BOOST_ASSIGN_PARAMS2(n) BOOST_PP_ENUM_BINARY_PARAMS(n, T, const& t)

#define BOOST_ASSIGN_PARAMS3(n) BOOST_PP_ENUM_PARAMS(n, t)

        

#define BOOST_PP_LOCAL_LIMITS (1, BOOST_ASSIGN_MAX_PARAMETERS)

#define BOOST_PP_LOCAL_MACRO(n) \

    template< class T, BOOST_ASSIGN_PARAMS1(n) > \

    ptr_map_inserter& operator()( const T& t, BOOST_ASSIGN_PARAMS2(n) ) \

    { \

        key_type k(t); \

        m_.insert( k, new obj_type( BOOST_ASSIGN_PARAMS3(n) ) ); \

        return *this; \

    } \

    /**/

        

#include BOOST_PP_LOCAL_ITERATE()



    private:



        ptr_map_inserter& operator=( const ptr_map_inserter& );

        PtrMap& m_;

    };

    

    template< class PtrMap >

    inline ptr_map_inserter< PtrMap, typename PtrMap::mapped_reference >

    ptr_map_insert( PtrMap& m )

    {

        return ptr_map_inserter< PtrMap, typename PtrMap::mapped_reference >( m );

    }



#ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING



    template< class T, class PtrMap >

    inline ptr_map_inserter< PtrMap, T >

    ptr_map_insert( PtrMap& m )

    {

        return ptr_map_inserter< PtrMap, T >( m );

    }



#endif

     

} // namespace 'assign'

} // namespace 'boost'



#undef BOOST_ASSIGN_PARAMS1

#undef BOOST_ASSIGN_PARAMS2

#undef BOOST_ASSIGN_PARAMS3

#undef BOOST_ASSIGN_MAX_PARAMETERS



#endif

