/*

* 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 "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: Finite State Machine's body interface for Plugged Display Engine.

*

*/

#ifndef M_PDEFSM_H

#define M_PDEFSM_H

//#include <e32def.h>

//#include <e32cmn.h> 

#include <e32def.h>

#include "multifinitestatemachine.h"

#include <AsyCmdTypes.h>

#include <AsyCommandHandlerBase.h>

// FORWARD DECLARATIONS

class MPDAsyCmdHandler;

// CLASS DECLARATION

/**

 *  Finite State Machine's body interface for Plugged Display Engine.

 *

 *  This callback interface has to be implemented by FSM body

 *  implementation class.

 *  @code

 *   ?good_class_usage_example(s)

 *  @endcode

 *

 *  @lib none.

 *  @since TB 9.2

 */

NONSHARABLE_CLASS( MPdeFSM ) : public MFSMForBody

    {

public:

    virtual ~MPdeFSM() {} // Destructor needed for ownership transfer

    /**

     * Process a command received from the Accessory FW.

     * Process command handled will be replied through the MPDAsyCmdHandler

     * interface when the command is fully handled.

     * 

     * @since TB9.2

     * @param aCommand Command to be processed.

     * @param aCmdParams Command parameters.

     * @param aAsyCmdHandler Call back interface to process command response.

     * @return TBool ETrue if command belonged to called FSM.

     */

    virtual TBool ProcessCommandL( 

            const TProcessCmdId aCommand,

            const TASYCmdParams& aCmdParams,

            MPDAsyCmdHandler& aAsyCmdHandler 

            ) = 0;

    /**

     * Get the Generic ID of connected accessory.

     * 

     * @since TB9.2

     * @param aAccPolGenericID Object where to copy actual values.

     * @return Error code. KErrNotFound if don't exist.

     */

    virtual TInt GetAccPolGenericID( TAccPolGenericID& aAccPolGenericID ) = 0;

    };

#endif // M_PDEFSM_H