#include <iostream>

#include <boost/signal.hpp>
#include <boost/signals/connection.hpp>


class MyHandler
{
public:
    MyHandler()
    {
        std::cout << "MyHandler::MyHandler(" << (void*)this << "): default constructor" << std::endl;
    }
    MyHandler(const MyHandler &other)
    {
        std::cout << "MyHandler::MyHandler(" << (void*)this << ", " << (void*)&other << "): copy constructor" << std::endl;
    }
    ~MyHandler()
    {
        std::cout << "MyHandler::~MyHandler(" << (void*)this << ")" << std::endl;
    }
    MyHandler &operator=(const MyHandler &other)
    {
        std::cout << "MyHandler::operator=(" << (void*)this << ", " << (void*)&other << ")" << std::endl;
        return *this;
    }
    int operator()(int i)
    {
        std::cout << "MyHandler::operator()(" << (void*)this << ", " << i << ")" << std::endl;
        return ++i;
    }
};


int main(int argc, char *argv[])
{
    std::cout << "<test>" << std::endl;
    boost::signal<int (int)> *sig1 = new boost::signal<int (int)>;
    boost::signals::connection con;
    MyHandler mh;

    std::cout << "<connecting>" << std::endl;
    con = sig1->connect(mh);
    std::cout << "</connecting>" << std::endl;
    std::cout << "<emitting>" << std::endl;
    sig1->operator()(666);
    std::cout << "</emitting>" << std::endl;
    std::cout << "<disconnecting>" << std::endl;
    con.disconnect();
    std::cout << "</disconnecting>" << std::endl;

    std::cout << "</test>" << std::endl;
    return 0;
}