/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:  CAccSrvWiredConnectionPublisher declaration.

*

*/

#ifndef ACCSRVWIREDCONNECTIONPUBLISHER_H

#define ACCSRVWIREDCONNECTIONPUBLISHER_H

#include <e32property.h> 

#include <AccPolGenericID.h>

/**

 *  Wired accessory connection status publisher.

 *  CAccSrvWiredConnectionPublisher updates the P&S key holding the status of 

 *  wired accessory (other than USB) connections regardless of the actual accessory modes. 

 *

 *  @lib None.

 *  @since S60 3.2

 */

NONSHARABLE_CLASS( CAccSrvWiredConnectionPublisher ) : public CBase

    {

public:

    /**

     * Two-phased constructor.

     */

    static CAccSrvWiredConnectionPublisher* NewL();

    /**

     * Two-phased constructor.

     */

    static CAccSrvWiredConnectionPublisher* NewLC();

    /**

    * Destructor.

    */

    virtual ~CAccSrvWiredConnectionPublisher();

    /**

     * Handle accessory connection according to given Generic ID.

     * Only the first wired connection is updated to the P&S key, subsequent

     * connects only update the reference counter.

     *

     * @since S60 3.2

     * @param aGenericId      Generic ID of the connected accessory.

     */

    void HandleConnectL( const TAccPolGenericID& aGenericID );

    /**

     * Start to handle accessory disconnection according to given Generic ID.

     * Decreases the reference counter when a wired accessory is disconnected.

     * Once the reference counter is decreased to 0 the P&S key status is set to 'disconnected'.

     *

     * @since S60 3.2

     * @param aGenericID Generic ID of the disconnected accessory

     */

    void HandleDisconnectL( const TAccPolGenericID& aGenericID );

private:

    /*

     *  C++ default constructor.

     */ 

    CAccSrvWiredConnectionPublisher();

    /*

     * Symbian 2nd-phase constructor.

     */ 

    void ConstructL();

private: // data

    /**

     * Count of wired connections.

     */

    TInt iConnectionCount;

    /**

     * Publish&Subscribe key session used for publishing wired accessory state.     

     */ 

    RProperty iProperty;

    };

#endif // ACCSRVWIREDCONNECTIONPUBLISHER_H