ceph/src/boost/libs/python/test/return_arg.cpp

   1 // Copyright David Abrahams and Nikolay Mladenov 2003.
   2 // Distributed under the Boost Software License, Version 1.0. (See
   3 // accompanying file LICENSE_1_0.txt or copy at
   4 // http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #include <boost/python/module.hpp>
   7 #include <boost/python/class.hpp>
   8 #include <boost/python/def.hpp>
   9 #include <boost/python/return_arg.hpp>
  10
  11 struct Widget
  12 {
  13     Widget()
  14       : sensitive_(true)
  15     {}
  16
  17     bool get_sensitive() const
  18     {
  19         return sensitive_;
  20     }
  21
  22     void set_sensitive(bool s)
  23     {
  24         this->sensitive_ = s;
  25     }
  26
  27  private:
  28    bool sensitive_;
  29 };
  30
  31 struct Label : Widget
  32 {
  33     Label() {}
  34
  35     std::string  get_label() const
  36     {
  37         return label_;
  38     }
  39
  40     void set_label(const std::string &l)
  41     {
  42         label_ = l;
  43     }
  44
  45  private:
  46    std::string label_;
  47 };
  48
  49 void return_arg_f(boost::python::object) {}
  50
  51 using namespace boost::python;
  52 BOOST_PYTHON_MODULE(return_arg_ext)
  53 {
  54    class_<Widget>("Widget")
  55       .def("sensitive", &Widget::get_sensitive)
  56       .def("sensitive", &Widget::set_sensitive, return_self<>())
  57       ;
  58
  59    class_<Label, bases<Widget> >("Label")
  60       .def("label", &Label::get_label)//,return_arg<0>()) //error(s)
  61       .def("label", &Label::set_label, return_self<>())
  62       ;
  63
  64    def("return_arg", return_arg_f, return_arg<1>());
  65 }
  66
  67 #include "module_tail.cpp"