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* Copyright © 2016 Canonical Ltd.
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License version 3,
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* as published by the Free Software Foundation.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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* Authored by: Thomas Voß <thomas.voss@canonical.com>
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#ifndef LOCATION_BUS_H_
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#define LOCATION_BUS_H_
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#include <location/event.h>
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/// @brief Bus provides a simple way for distributing events to multiple listeners.
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// Safe us some typing
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typedef std::shared_ptr<Bus> Ptr;
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/// @brief subscribe makes receiver known to the bus.
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virtual void subscribe(const Event::Receiver::Ptr& receiver) = 0;
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/// @brief unsubscribe removes receiver from the bus.
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virtual void unsubscribe(const Event::Receiver::Ptr& receiver) = 0;
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/// @brief dispatch takes eventand hands it to all subscribed receivers.
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virtual void dispatch(const Event::Ptr& event) = 0;
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#endif // LOCATION_BUS_H_