3 #include <boost/function.hpp>
4 #include <boost/scoped_ptr.hpp>
5 #include <boost/shared_ptr.hpp>
6 #include <boost/signal.hpp>
7 #include <boost/signals/signal0.hpp>
8 #include <boost/signals/signal1.hpp>
9 #include <boost/signals/signal2.hpp>
10 #include <boost/signals/trackable.hpp>
11 #include <boost/utility.hpp>