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ILinkNotification.hpp

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/******************************************************************************
 * WiFiMac                                                                    *
 * This file is part of openWNS (open Wireless Network Simulator)
 * _____________________________________________________________________________
 *
 * Copyright (C) 2004-2007
 * Chair of Communication Networks (ComNets)
 * Kopernikusstr. 16, D-52074 Aachen, Germany
 * phone: ++49-241-80-27910,
 * fax: ++49-241-80-22242
 * email: info@openwns.org
 * www: http://www.openwns.org
 * _____________________________________________________________________________
 *
 * openWNS is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License version 2 as published by the
 * Free Software Foundation;
 *
 * openWNS is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 * A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Lesser General Public License
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#ifndef WIFIMAC_MANAGEMENT_ILINKNOTIFICATION_HPP
#define WIFIMAC_MANAGEMENT_ILINKNOTIFICATION_HPP

#include <WNS/Subject.hpp>
#include <WNS/service/dll/Address.hpp>

namespace wifimac { namespace management {

    class ILinkNotification
    {
    public:
        virtual ~ILinkNotification() {};
        virtual void onLinkIndication(const wns::service::dll::UnicastAddress myself,
                          const wns::service::dll::UnicastAddress peer) = 0;
    };

    class LinkNotificator :
        virtual public wns::Subject<ILinkNotification>
    {
    public:
    // @brief functor for ILinkNotification::onLinkIndication calls
        struct OnLinkIndication
        {
            OnLinkIndication(const wns::service::dll::UnicastAddress _myself,
                             const wns::service::dll::UnicastAddress _peer):
                myself(_myself),
                peer(_peer)
                {}

                void operator()(ILinkNotification* lni)
                {
                    // The functor calls the onLinkIndication implemented by the
                    // Observer
                    lni->onLinkIndication(myself, peer);
                }
            private:
                wns::service::dll::UnicastAddress myself;
                wns::service::dll::UnicastAddress peer;
            };
    };
}}

#endif

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