From 88c03a6ef422b0e84d6eb4966e783e026840988e Mon Sep 17 00:00:00 2001
From: Raoul Gough <RaoulGough@yahoo.co.uk>
Date: Fri, 24 Oct 2003 18:06:45 +0000
Subject: [PATCH] Split value_traits specialization out of element_proxy.hpp

[SVN r20478]
---
 .../suite/indexing/element_proxy_traits.hpp   | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100755 include/boost/python/suite/indexing/element_proxy_traits.hpp

diff --git a/include/boost/python/suite/indexing/element_proxy_traits.hpp b/include/boost/python/suite/indexing/element_proxy_traits.hpp
new file mode 100755
index 00000000..a45d8a3a
--- /dev/null
+++ b/include/boost/python/suite/indexing/element_proxy_traits.hpp
@@ -0,0 +1,42 @@
+//
+// Header file element_proxy_traits.hpp
+//
+// Copyright (c) 2003 Raoul M. Gough
+//
+// 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)
+//
+// History
+// =======
+// 2003/10/23   rmg     File creation
+//
+// $Id$
+//
+
+#ifndef BOOST_PYTHON_INDEXING_ELEMENT_PROXY_TRAITS_HPP
+#define BOOST_PYTHON_INDEXING_ELEMENT_PROXY_TRAITS_HPP
+
+#include <boost/python/suite/indexing/element_proxy.hpp>
+#include <boost/python/suite/indexing/value_traits.hpp>
+#include <boost/python/register_ptr_to_python.hpp>
+#include <boost/python/implicit.hpp>
+
+namespace boost { namespace python { namespace indexing {
+  template<typename ContainerProxy>
+  struct value_traits<element_proxy<ContainerProxy> >
+    : public value_traits<typename ContainerProxy::raw_value_type>
+  {
+    template<typename PythonClass, typename Policy>
+    static void visitor_helper (PythonClass &, Policy const &)
+    {
+      typedef element_proxy<ContainerProxy> element_proxy_;
+      typedef typename ContainerProxy::raw_value_type raw_value_type;
+
+      boost::python::register_ptr_to_python<element_proxy_>();
+      boost::python::implicitly_convertible<raw_value_type, element_proxy_>();
+    }
+  };
+} } }
+
+#endif // BOOST_PYTHON_INDEXING_ELEMENT_PROXY_TRAITS_HPP