| // Boost.Signals library |
| |
| // Copyright Douglas Gregor 2001-2004. Use, modification and |
| // distribution is subject to the Boost Software License, Version |
| // 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| |
| // For more information, see http://www.boost.org |
| |
| #define BOOST_SIGNALS_SOURCE |
| |
| #include <boost/signals/trackable.hpp> |
| #include <algorithm> |
| |
| namespace boost { |
| namespace BOOST_SIGNALS_NAMESPACE { |
| void trackable::signal_disconnected(void* obj, void* data) |
| { |
| trackable* self = reinterpret_cast<trackable*>(obj); |
| connection_iterator* signal = |
| reinterpret_cast<connection_iterator*>(data); |
| |
| // If we're dying, don't bother erasing the connection from the list; |
| // it'll be gone anyway |
| if (!self->dying) { |
| self->connected_signals.erase(*signal); |
| } |
| |
| // This iterator pointer won't ever be used again |
| delete signal; |
| } |
| |
| void |
| trackable::signal_connected(connection c, |
| BOOST_SIGNALS_NAMESPACE::detail::bound_object& binding) const |
| { |
| // Insert the connection |
| connection_iterator pos = |
| connected_signals.insert(connected_signals.end(), c); |
| |
| // Make this copy of the object disconnect when destroyed |
| pos->set_controlling(); |
| |
| binding.obj = const_cast<void*>(reinterpret_cast<const void*>(this)); |
| binding.data = reinterpret_cast<void*>(new connection_iterator(pos)); |
| binding.disconnect = &signal_disconnected; |
| } |
| |
| trackable::~trackable() |
| { |
| dying = true; |
| } |
| } // end namespace BOOST_SIGNALS_NAMESPACE |
| } |
| |
| #ifndef BOOST_MSVC |
| // Explicit instantiations to keep in the library |
| template class std::list<boost::BOOST_SIGNALS_NAMESPACE::connection>; |
| #endif |