// Copyright David Abrahams 2001. // 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 CLASS_WRAPPER_DWA20011221_HPP # define CLASS_WRAPPER_DWA20011221_HPP # include <boost/python/to_python_converter.hpp> #ifndef BOOST_PYTHON_NO_PY_SIGNATURES # include <boost/python/converter/pytype_function.hpp> #endif # include <boost/ref.hpp> namespace boost { namespace python { namespace objects { // // These two classes adapt the static execute function of a class // MakeInstance execute() function returning a new PyObject* // reference. The first one is used for class copy constructors, and // the second one is used to handle smart pointers. // template <class Src, class MakeInstance> struct class_cref_wrapper : to_python_converter<Src,class_cref_wrapper<Src,MakeInstance> ,true> { static PyObject* convert(Src const& x) { return MakeInstance::execute(boost::ref(x)); } #ifndef BOOST_PYTHON_NO_PY_SIGNATURES static PyTypeObject const *get_pytype() { return converter::registered_pytype_direct<Src>::get_pytype(); } #endif }; template <class Src, class MakeInstance> struct class_value_wrapper : to_python_converter<Src,class_value_wrapper<Src,MakeInstance> ,true> { static PyObject* convert(Src x) { return MakeInstance::execute(x); } #ifndef BOOST_PYTHON_NO_PY_SIGNATURES static PyTypeObject const *get_pytype() { return MakeInstance::get_pytype(); } #endif }; }}} // namespace boost::python::objects #endif // CLASS_WRAPPER_DWA20011221_HPP