| // Copyright Eric Niebler 2005. |
| // 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) |
| // |
| // Credits: |
| // Andreas Kl\:ockner for fixing increment() to handle |
| // error conditions. |
| |
| #include <boost/python/object.hpp> |
| #include <boost/python/handle.hpp> |
| #include <boost/python/object/stl_iterator_core.hpp> |
| |
| namespace boost { namespace python { namespace objects |
| { |
| |
| stl_input_iterator_impl::stl_input_iterator_impl() |
| : it_() |
| , ob_() |
| { |
| } |
| |
| stl_input_iterator_impl::stl_input_iterator_impl(boost::python::object const &ob) |
| : it_(ob.attr("__iter__")()) |
| , ob_() |
| { |
| this->increment(); |
| } |
| |
| void stl_input_iterator_impl::increment() |
| { |
| this->ob_ = boost::python::handle<>( |
| boost::python::allow_null(PyIter_Next(this->it_.ptr()))); |
| if (PyErr_Occurred()) |
| throw boost::python::error_already_set(); |
| } |
| |
| bool stl_input_iterator_impl::equal(stl_input_iterator_impl const &that) const |
| { |
| return !this->ob_ == !that.ob_; |
| } |
| |
| boost::python::handle<> const &stl_input_iterator_impl::current() const |
| { |
| return this->ob_; |
| } |
| |
| }}} // namespace boost::python::objects |
