| // Copyright David Abrahams 2004. 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) |
| |
| #include <boost/python.hpp> |
| #include <boost/shared_ptr.hpp> |
| |
| using namespace boost; |
| using namespace python; |
| |
| struct A |
| { |
| virtual int f() { return 0; } |
| }; |
| |
| shared_ptr<A> New() { return shared_ptr<A>( new A() ); } |
| |
| int Call( const shared_ptr<A> & a ) |
| { |
| return a->f(); |
| } |
| |
| int Fail( shared_ptr<A> & a ) |
| { |
| return a->f(); |
| } |
| |
| struct A_Wrapper: A |
| { |
| A_Wrapper(PyObject* self_): self(self_) {} |
| A_Wrapper(PyObject* self_, const A& a): self(self_), A(a) {} |
| |
| int f() |
| { |
| return call_method<int>(self, "f"); |
| } |
| |
| int default_f() |
| { |
| return A::f(); |
| } |
| |
| PyObject* self; |
| }; |
| |
| BOOST_PYTHON_MODULE(register_ptr) |
| { |
| class_<A, A_Wrapper>("A") |
| .def("f", &A::f, &A_Wrapper::default_f) |
| ; |
| register_ptr_to_python< shared_ptr<A> >(); |
| def("New", &New); |
| def("Call", &Call); |
| def("Fail", &Fail); |
| } |