AbstractChannelSubscriber.h

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/*
 * Copyright (C) 2012 by
 *   MetraLabs GmbH (MLAB), GERMANY
 * and
 *   Neuroinformatics and Cognitive Robotics Labs (NICR) at TU Ilmenau, GERMANY
 * All rights reserved.
 *
 * Contact: info@mira-project.org
 *
 * Commercial Usage:
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 *   accordance with the commercial license agreement provided with the
 *   software or, alternatively, in accordance with the terms contained in
 *   a written agreement between you and MLAB or NICR.
 *
 * GNU General Public License Usage:
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 *   General Public License version 3.0 as published by the Free Software
 *   Foundation and appearing in the file LICENSE.GPL3 included in the
 *   packaging of this file. Please review the following information to
 *   ensure the GNU General Public License version 3.0 requirements will be
 *   met: http://www.gnu.org/copyleft/gpl.html.
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 * IN NO EVENT SHALL "MLAB" OR "NICR" BE LIABLE TO ANY PARTY FOR DIRECT,
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#ifndef _MIRA_ABSTRACTCHANNELSUBSCRIBER_H_
#define _MIRA_ABSTRACTCHANNELSUBSCRIBER_H_

#ifndef Q_MOC_RUN
#include <boost/shared_ptr.hpp>
#endif

#include <fw/Runnable.h>

namespace mira {


// forward declaration
class AbstractChannel;

class MIRA_FRAMEWORK_EXPORT AbstractChannelSubscriber : public DiagnosticRunnable
{
public:

    AbstractChannelSubscriber(DispatcherThread* dispatcher, DiagnosticsModulePtr diagnosticsModule) :
        DiagnosticRunnable(diagnosticsModule),
        mDispatcher(dispatcher), mEnabled(true) {}

    virtual ~AbstractChannelSubscriber() {}

    virtual void signal();

    virtual void unsignal();

    void enable(bool enabled) { mEnabled = enabled; }

    bool isEnabled() const { return mEnabled; }

    virtual AbstractChannel* getChannel() = 0;

    virtual void detachChannel() = 0;

    DispatcherThread* getDispatcher() { return mDispatcher; }

protected:

    DispatcherThread* mDispatcher;
    bool mEnabled; 
};

typedef boost::shared_ptr<AbstractChannelSubscriber> AbstractChannelSubscriberPtr;


}

#endif