// Boost.Assign library

//

//  Copyright Thorsten Ottosen 2003-2005. 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_LIST_INSERTER_HPP

#define BOOST_ASSIGN_PTR_LIST_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 Function, class Obj > 

    class ptr_list_inserter

    {

        typedef BOOST_DEDUCED_TYPENAME

                remove_pointer< BOOST_DEDUCED_TYPENAME 

                       remove_reference<Obj>::type >::type

           obj_type;

    public:

        

        ptr_list_inserter( Function fun ) : insert_( fun )

        {}

        

        template< class Function2, class Obj2 >

        ptr_list_inserter( const ptr_list_inserter<Function2,Obj2>& r ) 

        : insert_( r.fun_private() ) 

        {}



        ptr_list_inserter( const ptr_list_inserter& r ) : insert_( r.insert_ )

        {}



        ptr_list_inserter& operator()()

        {

            insert_( new obj_type() );

            return *this;

        }

        

        template< class T >

        ptr_list_inserter& operator()( const T& t )

        {

            insert_( new obj_type(t) );

            return *this;

        }



#ifndef BOOST_ASSIGN_MAX_PARAMS // use user's value

#define BOOST_ASSIGN_MAX_PARAMS 5        

#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_list_inserter& operator()( const T& t, BOOST_ASSIGN_PARAMS2(n) ) \

    { \

        insert_( new obj_type(t, BOOST_ASSIGN_PARAMS3(n) )); \

        return *this; \

    } \

    /**/

        

#include BOOST_PP_LOCAL_ITERATE()



    private:

        

        ptr_list_inserter& operator=( const ptr_list_inserter& );

        Function insert_;

    };

    

    template< class Obj, class Function >

    inline ptr_list_inserter< Function, Obj >

    make_ptr_list_inserter( Function fun )

    {

        return ptr_list_inserter< Function, Obj >( fun );

    }

    

    template< class C >

    inline ptr_list_inserter< assign_detail::call_push_back<C>, 

                              BOOST_DEDUCED_TYPENAME C::reference >

    ptr_push_back( C& c )

    {

        return make_ptr_list_inserter<BOOST_DEDUCED_TYPENAME C::reference>

                   ( assign_detail::call_push_back<C>( c ) ); 

    }



#ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING



    template< class T, class C >

    inline ptr_list_inserter< assign_detail::call_push_back<C>, T >

    ptr_push_back( C& c )

    {

        return make_ptr_list_inserter<T>( 

                    assign_detail::call_push_back<C>( c ) );

    }



#endif

    

    template< class C >

    inline ptr_list_inserter< assign_detail::call_push_front<C>,

                              BOOST_DEDUCED_TYPENAME C::reference >

    ptr_push_front( C& c )

    {

        return make_ptr_list_inserter<BOOST_DEDUCED_TYPENAME C::reference>

                 ( assign_detail::call_push_front<C>( c ) );

    }



#ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING



    template< class T, class C >

    inline ptr_list_inserter< assign_detail::call_push_front<C>, T >

    ptr_push_front( C& c )

    {

        return make_ptr_list_inserter<T>( 

                    assign_detail::call_push_front<C>( c ) );

    }



#endif

    

    template< class C >

    inline ptr_list_inserter< assign_detail::call_insert<C>, 

                          BOOST_DEDUCED_TYPENAME C::reference>

    ptr_insert( C& c )

    {

        return make_ptr_list_inserter<BOOST_DEDUCED_TYPENAME C::reference>

                    ( assign_detail::call_insert<C>( c ) );

    }



#ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING



    template< class T, class C >

    inline ptr_list_inserter< assign_detail::call_insert<C>, T >

    ptr_insert( C& c )

    {

        return make_ptr_list_inserter<T>( assign_detail::call_insert<C>( c ) );

    }



#endif

    

    

} // namespace 'assign'

} // namespace 'boost'



#undef BOOST_ASSIGN_PARAMS1

#undef BOOST_ASSIGN_PARAMS2

#undef BOOST_ASSIGN_PARAMS3

#undef BOOST_ASSIGN_MAX_PARAMETERS



#endif

