/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#ifndef CRADIOACCESSORYOBSERVERSTUB_H

#define CRADIOACCESSORYOBSERVERSTUB_H

#include <AccessoryServer.h>

#include <AccessoryConnection.h>

#include <AccPolSubblockNameArray.h>

#include <RadioStubManager.h>

class MRadioHeadsetEventObserver;

/**

 *  Observer of accessory states.

 *

 *  Instance of this class observes notifications of headset state changes.

 *  In its turn it sends notifications to its observer of those changes.

 *

 */

NONSHARABLE_CLASS( CRadioAccessoryObserver ): public CBase

{

public:

    /**

     * C++ default constructor.

     */

    CRadioAccessoryObserver();

    /**

     * Static constructor.

     */

    static CRadioAccessoryObserver* NewL();

    /**

     * Destructor.

     */

    virtual ~CRadioAccessoryObserver();

    /**

     * Sets observer. The observer will be notified when headset has been

     * pressed or headset is connected/disconnected.

      *

     * @param aObserver Observer

     */

    void SetObserver( MRadioHeadsetEventObserver* aObserver );

    /**

     * Tells if there is a headset connected.

     *

     * @return <code>ETrue </code> if headset accessory is connected,

     * <code>EFalse</code> otherwise

     */

    TBool IsHeadsetConnectedL() const;

private:

    /**

     * By default Symbian 2nd phase constructor is private.

     *

     * @param aAccessoryServer Existing session for The Accessory Server.

     */

    void ConstructL();

private: // data

    // RadioStubManager pointer points inside RadioStubManagerChunk

    SRadioStubManager* iRadioStubManager;

    // RadioStubManagerChunk handle

    RChunk iRadioStubManagerChunk;

};

#endif // CRADIOACCESSORYOBSERVERSTUB_H