// 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 OBJECT_ITEMS_DWA2002615_HPP | |
# define OBJECT_ITEMS_DWA2002615_HPP | |
# include <boost/python/detail/prefix.hpp> | |
# include <boost/python/proxy.hpp> | |
# include <boost/python/object_core.hpp> | |
# include <boost/python/object_protocol.hpp> | |
namespace boost { namespace python { namespace api { | |
struct const_item_policies | |
{ | |
typedef object key_type; | |
static object get(object const& target, object const& key); | |
}; | |
struct item_policies : const_item_policies | |
{ | |
static object const& set(object const& target, object const& key, object const& value); | |
static void del(object const& target, object const& key); | |
}; | |
// | |
// implementation | |
// | |
template <class U> | |
inline object_item | |
object_operators<U>::operator[](object_cref key) | |
{ | |
object_cref2 x = *static_cast<U*>(this); | |
return object_item(x, key); | |
} | |
template <class U> | |
inline const_object_item | |
object_operators<U>::operator[](object_cref key) const | |
{ | |
object_cref2 x = *static_cast<U const*>(this); | |
return const_object_item(x, key); | |
} | |
# if !defined(BOOST_MSVC) || BOOST_MSVC > 1300 | |
template <class U> | |
template <class T> | |
inline const_object_item | |
object_operators<U>::operator[](T const& key) const | |
{ | |
return (*this)[object(key)]; | |
} | |
template <class U> | |
template <class T> | |
inline object_item | |
object_operators<U>::operator[](T const& key) | |
{ | |
return (*this)[object(key)]; | |
} | |
# endif | |
inline object const_item_policies::get(object const& target, object const& key) | |
{ | |
return getitem(target, key); | |
} | |
inline object const& item_policies::set( | |
object const& target | |
, object const& key | |
, object const& value) | |
{ | |
setitem(target, key, value); | |
return value; | |
} | |
inline void item_policies::del( | |
object const& target | |
, object const& key) | |
{ | |
delitem(target, key); | |
} | |
}}} // namespace boost::python::api | |
#endif // OBJECT_ITEMS_DWA2002615_HPP |