// Copyright David Abrahams 2002.

// Distributed under 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)

#ifndef PYTYPE_OBJECT_MANAGER_TRAITS_DWA2002716_HPP

# define PYTYPE_OBJECT_MANAGER_TRAITS_DWA2002716_HPP



# include <boost/python/detail/prefix.hpp>

# include <boost/python/detail/raw_pyobject.hpp>

# include <boost/python/cast.hpp>

# include <boost/python/converter/pyobject_type.hpp>

# include <boost/python/errors.hpp>



namespace boost { namespace python { namespace converter { 



// Provide a forward declaration as a convenience for clients, who all

// need it.

template <class T> struct object_manager_traits;



// Derive specializations of object_manager_traits from this class

// when T is an object manager for a particular Python type hierarchy.

//

template <PyTypeObject* pytype, class T>

struct pytype_object_manager_traits

    : pyobject_type<T, pytype> // provides check()

{

    BOOST_STATIC_CONSTANT(bool, is_specialized = true);

    static inline python::detail::new_reference adopt(PyObject*);

};



//

// implementations

//

template <PyTypeObject* pytype, class T>

inline python::detail::new_reference pytype_object_manager_traits<pytype,T>::adopt(PyObject* x)

{

    return python::detail::new_reference(python::pytype_check(pytype, x));

}



}}} // namespace boost::python::converter



#endif // PYTYPE_OBJECT_MANAGER_TRAITS_DWA2002716_HPP

