87 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
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			87 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | // 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); | ||
|  | } | ||
|  | 
 | ||
|  | 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)]; | ||
|  | } | ||
|  | 
 | ||
|  | 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 |