#include <boost/tuple/tuple.hpp>
#include <string>
#include <iostream>

template < typename T1, typename T2 >
struct Test
{
    typedef boost::tuple<T1,T2> tuple_t;
    tuple_t tup;
    enum Members { NAME, VALUE };

    typename boost::tuples::element<NAME, tuple_t>::type
    name()
    { return boost::get<NAME>(tup); }

    template < Members mem >
    typename boost::tuples::element<mem, tuple_t>::type
    member()
    { return boost::get<mem>(tup); }
};

int main()
{
  Test<std::string, int> t;
  t.tup = Test<std::string,int>::tuple_t("Test", 42);
  std::cout << t.name() << std::endl;
  std::cout << t.member<Test<std::string,int>::VALUE>() << std::endl;
  std::cin.get();
}