ceph/src/boost/boost/python/converter/registry.hpp

   1 //  Copyright David Abrahams 2001.
   2 // Distributed under the Boost Software License, Version 1.0. (See
   3 // accompanying file LICENSE_1_0.txt or copy at
   4 // http://www.boost.org/LICENSE_1_0.txt)
   5 #ifndef REGISTRY_DWA20011127_HPP
   6 # define REGISTRY_DWA20011127_HPP
   7 # include <boost/python/type_id.hpp>
   8 # include <boost/python/converter/to_python_function_type.hpp>
   9 # include <boost/python/converter/rvalue_from_python_data.hpp>
  10 # include <boost/python/converter/constructor_function.hpp>
  11 # include <boost/python/converter/convertible_function.hpp>
  12
  13 namespace boost { namespace python { namespace converter {
  14
  15 struct registration;
  16
  17 // This namespace acts as a sort of singleton
  18 namespace registry
  19 {
  20   // Get the registration corresponding to the type, creating it if necessary
  21   BOOST_PYTHON_DECL registration const& lookup(type_info);
  22
  23   // Get the registration corresponding to the type, creating it if
  24   // necessary.  Use this first when the type is a shared_ptr.
  25   BOOST_PYTHON_DECL registration const& lookup_shared_ptr(type_info);
  26
  27   // Return a pointer to the corresponding registration, if one exists
  28   BOOST_PYTHON_DECL registration const* query(type_info);
  29
  30   BOOST_PYTHON_DECL void insert(to_python_function_t, type_info, PyTypeObject const* (*to_python_target_type)() = 0);
  31
  32   // Insert an lvalue from_python converter
  33   BOOST_PYTHON_DECL void insert(convertible_function, type_info, PyTypeObject const* (*expected_pytype)() = 0);
  34
  35   // Insert an rvalue from_python converter
  36   BOOST_PYTHON_DECL void insert(
  37       convertible_function
  38       , constructor_function
  39       , type_info
  40       , PyTypeObject const* (*expected_pytype)()  = 0
  41       );
  42
  43   // Insert an rvalue from_python converter at the tail of the
  44   // chain. Used for implicit conversions
  45   BOOST_PYTHON_DECL void push_back(
  46       convertible_function
  47       , constructor_function
  48       , type_info
  49       , PyTypeObject const* (*expected_pytype)()  = 0
  50       );
  51 }
  52
  53 }}} // namespace boost::python::converter
  54
  55 #endif // REGISTRY_DWA20011127_HPP