sl@0: // Copyright David Abrahams 2002.
sl@0: // Distributed under the Boost Software License, Version 1.0. (See
sl@0: // accompanying file LICENSE_1_0.txt or copy at
sl@0: // http://www.boost.org/LICENSE_1_0.txt)
sl@0: #ifndef REGISTRATIONS_DWA2002223_HPP
sl@0: # define REGISTRATIONS_DWA2002223_HPP
sl@0: 
sl@0: # include <boost/python/detail/prefix.hpp>
sl@0: 
sl@0: # include <boost/python/type_id.hpp>
sl@0: 
sl@0: # include <boost/python/converter/convertible_function.hpp>
sl@0: # include <boost/python/converter/constructor_function.hpp>
sl@0: # include <boost/python/converter/to_python_function_type.hpp>
sl@0: 
sl@0: # include <boost/detail/workaround.hpp>
sl@0: 
sl@0: namespace boost { namespace python { namespace converter { 
sl@0: 
sl@0: struct lvalue_from_python_chain
sl@0: {
sl@0:     convertible_function convert;
sl@0:     lvalue_from_python_chain* next;
sl@0: };
sl@0: 
sl@0: struct rvalue_from_python_chain
sl@0: {
sl@0:     convertible_function convertible;
sl@0:     constructor_function construct;
sl@0:     rvalue_from_python_chain* next;
sl@0: };
sl@0: 
sl@0: struct BOOST_PYTHON_DECL registration
sl@0: {
sl@0:  public: // member functions
sl@0:     explicit registration(type_info target, bool is_shared_ptr = false);
sl@0:     
sl@0:     // Convert the appropriately-typed data to Python
sl@0:     PyObject* to_python(void const volatile*) const;
sl@0: 
sl@0:     // Return the class object, or raise an appropriate Python
sl@0:     // exception if no class has been registered.
sl@0:     PyTypeObject* get_class_object() const;
sl@0: 
sl@0:  public: // data members. So sue me.
sl@0:     const python::type_info target_type;
sl@0: 
sl@0:     // The chain of eligible from_python converters when an lvalue is required
sl@0:     lvalue_from_python_chain* lvalue_chain;
sl@0: 
sl@0:     // The chain of eligible from_python converters when an rvalue is acceptable
sl@0:     rvalue_from_python_chain* rvalue_chain;
sl@0:     
sl@0:     // The class object associated with this type
sl@0:     PyTypeObject* m_class_object;
sl@0: 
sl@0:     // The unique to_python converter for the associated C++ type.
sl@0:     to_python_function_t m_to_python;
sl@0: 
sl@0:     // True iff this type is a shared_ptr.  Needed for special rvalue
sl@0:     // from_python handling.
sl@0:     const bool is_shared_ptr;
sl@0: 
sl@0: # if BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3003))
sl@0:  private:
sl@0:     void operator=(registration); // This is not defined, and just keeps MWCW happy.
sl@0: # endif 
sl@0: };
sl@0: 
sl@0: //
sl@0: // implementations
sl@0: //
sl@0: inline registration::registration(type_info target_type, bool is_shared_ptr)
sl@0:     : target_type(target_type)
sl@0:       , lvalue_chain(0)
sl@0:       , rvalue_chain(0)
sl@0:       , m_class_object(0)
sl@0:       , m_to_python(0)
sl@0:       , is_shared_ptr(is_shared_ptr)
sl@0: {}
sl@0: 
sl@0: inline bool operator<(registration const& lhs, registration const& rhs)
sl@0: {
sl@0:     return lhs.target_type < rhs.target_type;
sl@0: }
sl@0: 
sl@0: }}} // namespace boost::python::converter
sl@0: 
sl@0: #endif // REGISTRATIONS_DWA2002223_HPP