/*

* Copyright (c) 2005-2007 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:  Header file for the UpnpAiwPlayOnExternalBaseService.

*

*/

#ifndef _UPNP_AIW_PLAY_ON_EXTERNAL_BASE_SERVICE_H

#define _UPNP_AIW_PLAY_ON_EXTERNAL_BASE_SERVICE_H

//  INCLUDES

#include <AiwServiceIfBase.h>

#include "upnpaiwengineobserver.h"

// FUNCTION PROTOTYPES

class CUPnPAiwEngine;

class CUpnpDrmFilter;

// CLASS DECLARATION

/**

*  CUPnPAiwPlayOnExternalBaseService

*  The class implements the "Play on external" base service of the

*  UPnP AIW Media Provider.

*  @since Series S60 3.0

*/

class CUPnPAiwPlayOnExternalBaseService : public CAiwServiceIfBase,

                                          public MUPnPAiwEngineObserver

    {

    public: // Constructors and destructor

        // Two-phased constructor.

        static CUPnPAiwPlayOnExternalBaseService* NewL();

        // Destructor.

        virtual ~CUPnPAiwPlayOnExternalBaseService();

    public: // Methods from the CAiwServiceIfBase

        // Unnecessary method

        void InitialiseL( MAiwNotifyCallback& /*aFrameworkCallback*/,

                          const RCriteriaArray& /*aInterest*/ ) {}

        /**

        * Executes generic service commands included in criteria.

        * @param aCmdId Command to be executed

        * @param aInParamList Input parameters, can be an empty list

        * @param aOutParamList Output parameters, can be an empty list

        * @param aCmdOptions Options for the command, see KAiwCmdOpt* 

        *        constants.

        * @param aCallback callback for asynchronous command handling, 

        *        parameter checking, etc.

        * @see enum TServiceCmdOptions in GENERICPARAM.HRH

        * @exception KErrArgument if callback is missing when required.

        * @exception KErrNotSupported if no provider support service

        */

        void HandleServiceCmdL( const TInt& aCmdId,

                                const CAiwGenericParamList& aInParamList,

                                CAiwGenericParamList& aOutParamList,

                                TUint aCmdOptions = 0,

                                const MAiwNotifyCallback* aCallback = NULL);

    public:  // MUPnPAiwEngineObserver

        /**

         * Indicates that the play operation is complete.

         *

         * @since Series 60 3.0

         * @param aStatus status information

         * @return None

         */

        void PlayCompleteL( TInt aStatus );

        /**

         * Indicates that the connection with the target UPnP

         * device has been lost.

         *

         * @since Series 60 3.0

         * @param None

         * @return None

         */

        void ConnectionLostL();

    private: // private methods

       /**

       * Deletes the contents of the iFileNames pointer array

       *

       * @since Series 60 3.0

       * @param None

       * @returns None

       */

       void EmptyFileNameArray();

    private: // construction

        // Constructor

        CUPnPAiwPlayOnExternalBaseService();

        // ConstructL

        void ConstructL();

    private: // Data members

        // reference to the engine component

        CUPnPAiwEngine* iEngine;                    // not owned (singleton)

        // iActiveDrmFilter does the filtering DRM file work

        CUpnpDrmFilter* iActiveDrmFilter;           // owned

        // reference to the client (call back reference)

        MAiwNotifyCallback* iClient;                // not owned

        // The list of file names received as a parameter

        RPointerArray<TDesC16> iFileNames;          // owned

        // Filename of the file that is played

        HBufC16* iFileName;                         // owned

    };

#endif // _UPNP_AIW_PLAY_ON_EXTERNAL_BASE_SERVICE_H

// End of file