/*

* Copyright (c) 2006-2008 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:    Observer for content updates from server.*

*/

#ifndef CIPTVMYVIDEOSCONTENTUPDATEOBSERVER_H

#define CIPTVMYVIDEOSCONTENTUPDATEOBSERVER_H

#include <e32base.h>

class MIptvMyVideosClientObserver;

class RIptvClientSession;

/**

 * Observer for content updates from server.

 *

 * @lib IptvClientApi.dll

 */

class CIptvMyVideosContentUpdateObserver : public CActive

    {

public:

    /**

     * Two-phased constructor.

     *

     * @param aClientObserver Observer.

     * @param aSession        Server client session.

     */

    static CIptvMyVideosContentUpdateObserver* NewL(

        MIptvMyVideosClientObserver& aClientObserver,

        RIptvClientSession& aSession );

    /**

     * Destructor.

     */

    ~CIptvMyVideosContentUpdateObserver();

// From CActive

    /**

     * Called when request completes.

     */

    void RunL();

    /**

     * Called when request needs to be cancelled.

     */

    void DoCancel();

protected:

    /**

     * Constructor.

     *

     * @param aClientObserver Observer.

     * @param aSession        Server client session.

     */

    CIptvMyVideosContentUpdateObserver(

        MIptvMyVideosClientObserver& aClientObserver,

        RIptvClientSession& aSession );

    /**

     * EPOC constructor.

     */

    void ConstructL();

private:

    /**

     * Send observer request to server.

     */

    void SendObserverRequestL();

protected: // Data

    /**

     * Reference to MIptvVodContentClientObserver.

     */

    MIptvMyVideosClientObserver& iClientObserver;

    /**

     * Reference to RIptvClientSession.

     */

    RIptvClientSession& iSession;

    /**

     * Heap object to restore memory for IPC messaging.

     * Own.

     */

    HBufC8* iObserverMsg;

    /**

     * Passed to RIptvClientSession object to store the sent and received

     * data. Points to iData heap object.

     */

    TPtr8 iObserverMsgPtr;

    };

#endif // CIPTVMYVIDEOSCONTENTUPDATEOBSERVER_H