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data_members.cpp
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66 lines (54 loc) · 2.05 KB
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// Copyright David Abrahams 2002. Permission to copy, use,
// modify, sell and distribute this software is granted provided this
// copyright notice appears in all copies. This software is provided
// "as is" without express or implied warranty, and with no claim as
// to its suitability for any purpose.
#include <boost/python/class.hpp>
#include <boost/python/module.hpp>
#include <boost/python/return_value_policy.hpp>
#include <boost/python/return_by_value.hpp>
#include "test_class.hpp"
#if defined(_AIX) && defined(__EDG_VERSION__) && __EDG_VERSION__ < 245
# include <iostream> // works around a KCC intermediate code generation bug
#endif
using namespace boost::python;
typedef test_class<> X;
typedef test_class<1> Y;
double get_fair_value(X const& x) { return x.value(); }
struct Var
{
Var(std::string name_) : name(name_), value(), name2(name.c_str()), y(6) {}
std::string const name;
std::string get_name1() const { return name; }
std::string const& get_name2() const { return name; }
float value;
char const* name2;
Y y;
};
BOOST_PYTHON_MODULE(data_members_ext)
{
class_<X>("X", init<int>())
.def("value", &X::value)
.def("set", &X::set)
.def_readonly("x", &X::x)
.add_property("fair_value", &get_fair_value)
;
class_<Y>("Y", init<int>())
.def("value", &Y::value)
.def("set", &Y::set)
.def_readwrite("x", &Y::x)
;
class_<Var>("Var", init<std::string>())
.def_readonly("name", &Var::name)
.def_readonly("name2", &Var::name2)
.def_readwrite("value", &Var::value)
.def_readonly("y", &Var::y)
// Test return_by_value for plain values and for
// pointers... return_by_value was implemented as a
// side-effect of implementing data member support, so it made
// sense to add the test here.
.def("get_name1", &Var::get_name1, return_value_policy<return_by_value>())
.def("get_name2", &Var::get_name2, return_value_policy<return_by_value>())
;
}
#include "module_tail.cpp"