/*

* Copyright (c) 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:  The observer interface which handles the completion of 

 *                reading message entries. 

 *

*/

#ifndef __M_CS_MSG_OBSERVER__ 

#define __M_CS_MSG_OBSERVER__

// INCLUDE FILES

#include  "ccsdefs.h"

// FORWARD DECLARATION

class CCsConversationEntry;

// CLASS DECLARATION

/**

 *  MCsMsgObserver

 *  Mixin class.

 *  Observer which handles message read completion.

 */

class MCsMsgObserver

    {

public:

    /**

     * HandleConverastions.

     * Handle Conversation event from Plugins

     * 

     * @param aConversationEntryLists    List of conversation entries.

     */

    virtual void HandleReadCompleteL(const RPointerArray<CCsConversationEntry> *aConversationEntryLists) = 0;

    /**

     *  HandleUpdateCompleteL

     *  Sends the CCsConversationEntry array to Conversation Server

     *  @param aConversationEntryLists The object to be used to handle updates 

     *  from the plugin

     */

    virtual void HandleUpdateCompleteL( const RPointerArray<CCsConversationEntry> *aConversationEntryLists) = 0;

    /**

     *  HandleDeleteCompleteL

     *  Sends the CCsConversationEntry array to Conversation Server

     *  @param aConversationEntryLists The object to be used to handle updates 

     *  from the plugin

     */

    virtual void HandleDeleteCompleteL( const RPointerArray<CCsConversationEntry> *aConversationEntryLists) = 0;

    /**

     * HandleRefreshCompleteL

     * Notify conversation server to refresh the conversations from this plugin.

     */

    virtual void HandleRefreshCompleteL() = 0;

    /**

     *  HandleCachingCompleted

     *  Sends the cache completed status to server

     */

    virtual void HandleCachingCompleted() = 0;

    /**

     *  HandleCachingError

     *  Sends the error occured during the caching to server

     */

    virtual void HandleCachingError(const TInt aError) = 0;

    };

#endif // __M_CS_MSG_OBSERVER__

// End of File