/*

* Copyright (c) 2007-2007 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:  This class is the observer for thumbnail generation

*  *

*/

#ifndef MGSERVICETHUMBNAILOBSERVER_H_

#define MGSERVICETHUMBNAILOBSERVER_H_

#include"mgthumbnailobserver.h"

class MLiwNotifyCallback;

// CLASS DECLARATION

/**

*  It it observer for Thumbanil generation operation

* */

class CServiceThumbnailObserver : public CBase , public MThumbnailObserver

    {

    public:

        /**

            * Returns the instance of CServiceThumbnailObserver.

            * @since  Series60 v3.2

            * @param aCallback Callback 

            * @return CServiceThumbnailObserver

            */  

        static CServiceThumbnailObserver* NewL(MLiwNotifyCallback*  aCallback);

        /**

         * Abstract method to get thumbanil generation events. This method is

         * called when an event is received.

         * @since  Series60 v3.2

         * @param aError Error Code 

         * @param aThumbnailURL Url where thumbnail willbe present

         * @param aTransactionID Transaction Id 

         *  

         */        

        void ThumbnailReady(TInt aError, TDesC& aThumbnailURL,TInt32 aTransactionID);

        /**

         * Abstract method gets called when thumbanil generation events get cancel. This method is

         * called when an event is received.

         * @since  Series60 v3.2

         * @param aError Error Code 

         * @param aTransactionID Transaction Id 

         *  

         */  

        void ThumbnailRequestCancel(TInt aError,TInt32 aTransactionID);

        ~CServiceThumbnailObserver();

    private:

        /**

           * Constructor

           * @param aCallback Liw callback

           *  

           */   

        CServiceThumbnailObserver(MLiwNotifyCallback*  aCallback);

        /**

         * Liw Call back.

         */

         MLiwNotifyCallback* iCallBack ;        

    };

#endif /* MGSERVICETHUMBNAILOBSERVER_H_ */