sigslot.h

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			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator it = m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				(*it)->getdest()->signal_disconnect(this);
				delete *it;

				++it;
			}

			m_connected_slots.erase(m_connected_slots.begin(), m_connected_slots.end());
		}

#ifdef _DEBUG
			bool connected(has_slots<mt_policy>* pclass)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator itNext, it = m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = m_connected_slots.end();
			while(it != itEnd)
			{
				itNext = it;
				++itNext;
				if ((*it)->getdest() == pclass)
					return true;
				it = itNext;
			}
			return false;
		}
#endif

		void disconnect(has_slots<mt_policy>* pclass)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				if((*it)->getdest() == pclass)
				{
					delete *it;
					m_connected_slots.erase(it);
					pclass->signal_disconnect(this);
					return;
				}

				++it;
			}
		}

		void slot_disconnect(has_slots<mt_policy>* pslot)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				typename connections_list::iterator itNext = it;
				++itNext;

				if((*it)->getdest() == pslot)
				{
					m_connected_slots.erase(it);
					//			delete *it;
				}

				it = itNext;
			}
		}

		void slot_duplicate(const has_slots<mt_policy>* oldtarget, has_slots<mt_policy>* newtarget)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				if((*it)->getdest() == oldtarget)
				{
					m_connected_slots.push_back((*it)->duplicate(newtarget));
				}

				++it;
			}
		}

	protected:
		connections_list m_connected_slots;   
	};

	template<class arg1_type, class mt_policy>
	class _signal_base1 : public _signal_base<mt_policy>
	{
	public:
		typedef std::list<_connection_base1<arg1_type, mt_policy> *>  connections_list;

		_signal_base1()
		{
			;
		}

		_signal_base1(const _signal_base1<arg1_type, mt_policy>& s)
			: _signal_base<mt_policy>(s)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator it = s.m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = s.m_connected_slots.end();

			while(it != itEnd)
			{
				(*it)->getdest()->signal_connect(this);
				m_connected_slots.push_back((*it)->clone());

				++it;
			}
		}

		void slot_duplicate(const has_slots<mt_policy>* oldtarget, has_slots<mt_policy>* newtarget)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				if((*it)->getdest() == oldtarget)
				{
					m_connected_slots.push_back((*it)->duplicate(newtarget));
				}

				++it;
			}
		}

		~_signal_base1()
		{
			disconnect_all();
		}

		void disconnect_all()
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator it = m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				(*it)->getdest()->signal_disconnect(this);
				delete *it;

				++it;
			}

			m_connected_slots.erase(m_connected_slots.begin(), m_connected_slots.end());
		}

#ifdef _DEBUG
			bool connected(has_slots<mt_policy>* pclass)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator itNext, it = m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = m_connected_slots.end();
			while(it != itEnd)
			{
				itNext = it;
				++itNext;
				if ((*it)->getdest() == pclass)
					return true;
				it = itNext;
			}
			return false;
		}
#endif

		void disconnect(has_slots<mt_policy>* pclass)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				if((*it)->getdest() == pclass)
				{
					delete *it;
					m_connected_slots.erase(it);
					pclass->signal_disconnect(this);
					return;
				}

				++it;
			}
		}

		void slot_disconnect(has_slots<mt_policy>* pslot)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				typename connections_list::iterator itNext = it;
				++itNext;

				if((*it)->getdest() == pslot)
				{
					m_connected_slots.erase(it);
					//			delete *it;
				}

				it = itNext;
			}
		}


	protected:
		connections_list m_connected_slots;   
	};

	template<class arg1_type, class arg2_type, class mt_policy>
	class _signal_base2 : public _signal_base<mt_policy>
	{
	public:
		typedef std::list<_connection_base2<arg1_type, arg2_type, mt_policy> *>
			connections_list;

		_signal_base2()
		{
			;
		}

		_signal_base2(const _signal_base2<arg1_type, arg2_type, mt_policy>& s)
			: _signal_base<mt_policy>(s)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator it = s.m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = s.m_connected_slots.end();

			while(it != itEnd)
			{
				(*it)->getdest()->signal_connect(this);
				m_connected_slots.push_back((*it)->clone());

				++it;
			}
		}

		void slot_duplicate(const has_slots<mt_policy>* oldtarget, has_slots<mt_policy>* newtarget)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				if((*it)->getdest() == oldtarget)
				{
					m_connected_slots.push_back((*it)->duplicate(newtarget));
				}

				++it;
			}
		}

		~_signal_base2()
		{
			disconnect_all();
		}

		void disconnect_all()
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator it = m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				(*it)->getdest()->signal_disconnect(this);
				delete *it;

				++it;
			}

			m_connected_slots.erase(m_connected_slots.begin(), m_connected_slots.end());
		}

#ifdef _DEBUG
			bool connected(has_slots<mt_policy>* pclass)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator itNext, it = m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = m_connected_slots.end();
			while(it != itEnd)
			{
				itNext = it;
				++itNext;
				if ((*it)->getdest() == pclass)
					return true;
				it = itNext;
			}
			return false;
		}
#endif

		void disconnect(has_slots<mt_policy>* pclass)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				if((*it)->getdest() == pclass)
				{
					delete *it;
					m_connected_slots.erase(it);
					pclass->signal_disconnect(this);
					return;
				}

				++it;
			}
		}

		void slot_disconnect(has_slots<mt_policy>* pslot)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				typename connections_list::iterator itNext = it;
				++itNext;

				if((*it)->getdest() == pslot)
				{
					m_connected_slots.erase(it);
					//			delete *it;
				}

				it = itNext;
			}
		}

	protected:
		connections_list m_connected_slots;   
	};

	template<class arg1_type, class arg2_type, class arg3_type, class mt_policy>
	class _signal_base3 : public _signal_base<mt_policy>
	{
	public:
		typedef std::list<_connection_base3<arg1_type, arg2_type, arg3_type, mt_policy> *>
			connections_list;

		_signal_base3()
		{
			;
		}

		_signal_base3(const _signal_base3<arg1_type, arg2_type, arg3_type, mt_policy>& s)
			: _signal_base<mt_policy>(s)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator it = s.m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = s.m_connected_slots.end();

			while(it != itEnd)
			{
				(*it)->getdest()->signal_connect(this);
				m_connected_slots.push_back((*it)->clone());

				++it;
			}
		}

		void slot_duplicate(const has_slots<mt_policy>* oldtarget, has_slots<mt_policy>* newtarget)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				if((*it)->getdest() == oldtarget)
				{
					m_connected_slots.push_back((*it)->duplicate(newtarget));
				}

				++it;
			}
		}

		~_signal_base3()
		{
			disconnect_all();
		}

		void disconnect_all()
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator it = m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				(*it)->getdest()->signal_disconnect(this);
				delete *it;

				++it;
			}

			m_connected_slots.erase(m_connected_slots.begin(), m_connected_slots.end());
		}

#ifdef _DEBUG
			bool connected(has_slots<mt_policy>* pclass)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator itNext, it = m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = m_connected_slots.end();
			while(it != itEnd)
			{
				itNext = it;
				++itNext;
				if ((*it)->getdest() == pclass)
					return true;
				it = itNext;
			}
			return false;
		}
#endif

		void disconnect(has_slots<mt_policy>* pclass)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				if((*it)->getdest() == pclass)
				{
					delete *it;
					m_connected_slots.erase(it);
					pclass->signal_disconnect(this);
					return;
				}

				++it;
			}
		}

		void slot_disconnect(has_slots<mt_policy>* pslot)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::iterator it = m_connected_slots.begin();
			typename connections_list::iterator itEnd = m_connected_slots.end();

			while(it != itEnd)
			{
				typename connections_list::iterator itNext = it;
				++itNext;

				if((*it)->getdest() == pslot)
				{
					m_connected_slots.erase(it);
					//			delete *it;
				}

				it = itNext;
			}
		}

	protected:
		connections_list m_connected_slots;   
	};

	template<class arg1_type, class arg2_type, class arg3_type, class arg4_type, class mt_policy>
	class _signal_base4 : public _signal_base<mt_policy>
	{
	public:
		typedef std::list<_connection_base4<arg1_type, arg2_type, arg3_type,
			arg4_type, mt_policy> *>  connections_list;

		_signal_base4()
		{
			;
		}

		_signal_base4(const _signal_base4<arg1_type, arg2_type, arg3_type, arg4_type, mt_policy>& s)
			: _signal_base<mt_policy>(s)
		{
			lock_block<mt_policy> lock(this);
			typename connections_list::const_iterator it = s.m_connected_slots.begin();
			typename connections_list::const_iterator itEnd = s.m_connected_slots.end();

			while(it != itEnd)
			{
				(*it)->getdest()->signal_connect(this);
				m_connected_slots.push_back((*it)->clone());

				++it;
			}
		}