| // 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 |