videofeeds/clientapi/inc/MIptvMyVideosClientObserver.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 18 Jan 2010 20:21:12 +0200
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/*
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* Copyright (c) 2006-2008 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:    My Videos Client API*
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*/
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#ifndef MIPTVMYVIDEOSCLIENTOBSERVER_H
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#define MIPTVMYVIDEOSCLIENTOBSERVER_H
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#include "CIptvUtil.h"
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/**
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 * Observer for My Videos API that needs to be implemented by application.
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 *
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 * @lib IptvClientApi.dll
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 */
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class MIptvMyVideosClientObserver
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    {
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public:
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    /**
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     * The event type for ContentsUpdated callback method.
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     */
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    enum TIptvContentUpdatedEventType
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        {
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        EContentUpdated,    // Major changes, all content should be updated
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        EAdded,             // Individual video added
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        EUpdated,           // Individual video updated
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        ERemoved            // Individual video deleted
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        };
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    /**
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     * Helper event class for ContentsUpdated callback method.
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     */
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    class TIptvContentUpdatedEvent
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        {
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    public:
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        /**
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         * The type of the change
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         */
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        TIptvContentUpdatedEventType    iEventType;
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        /**
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         * The drive number, this can be 0 in some cases.
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         */
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        TInt iDrive;
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        /**
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         * Drive specific file ID identifier, this can be 0 in some cases.
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         */
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        TIptvFileId iFileId;
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        };
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// New functions
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    /**
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     * Asynchronous callback observer function signaling application that
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     * My Videos video contents has changed.
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     */
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    virtual void ContentsUpdated( TIptvContentUpdatedEvent aEvent ) = 0;
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    /**
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     * Asynchronous response callback function to video GetTotalVideoLenght().
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     * Result is provided asynchronously because calculation may take some
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     * time.
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     *
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     * @param aTotalPlayTime Total play time in seconds.
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     * @param aTotalFileSize Total file size in kilo bytes.
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     */
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    virtual void TotalVideoLenghtResponse(
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        TIptvPlayTime aTotalPlayTime,
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        TIptvFileSize aTotalFileSize ) = 0;
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    /**
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     * Asynchronous callback function signaling that copy or move operation
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     * has been finished.
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     *
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     * @param aServerStatus    Request status.
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     *                           KErrNone if no error,
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     *                           KErrCancel if cancelled, etc.
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     * @param aOperationStatus Status of actual copy or move operation.
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     *                           KErrNone if no error,
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     *                           KErrDiskFull if disk full, etc.
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     * @param aFailed          If several items was copied or moved and some
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     *                         failed, the count of failed items.
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     */
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    virtual void CopyOrMoveResponse(
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        TInt aServerStatus,
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        TInt aOperationStatus,
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        TInt aFailed ) = 0;
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    /**
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     * Asynchronous callback function signaling that delete operation has
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     * been finished.
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     *
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     * @param aStatus Status of delete operation.
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     *                  KErrNone if no error,
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     *                  KErrDiskFull if disk full, etc.
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     */
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    virtual void DeleteResponse( TInt aStatus ) = 0;
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    };
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#endif // MIPTVMYVIDEOSCLIENTOBSERVER_H