/*

* Copyright (c) 2002 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:  Interface class to notify data changes to the plugin.

 *

*/

#ifndef MPLUGINDATACHANGEOBSERVER_H

#define MPLUGINDATACHANGEOBSERVER_H

// FORWARD DECLARATIONS

class CCalInstance;

// CLASS DECLARATION

NONSHARABLE_CLASS( MPluginDataChangeObserver )

{

 public:

    /**

     * Implement this function to get notifications from AIAgendaPluginEngine.

     * Engine will call this function whenever plugin's data should be updated.

     * @since Series 60 2.6

     * @param aEntryArray  Reference to an array of agenda entries.

     *                     Owned by the engine.  Data is valid only inside this function.

     * @param aHadEvents   Tells if calendar has any expired events for today. 

     *                     Only valid for observer type: ECalendarObserver.

     **/

    virtual void PluginDataChanged(const RPointerArray<CCalInstance>& aEntryArray, TBool aHadEvents) = 0;

};

#endif  // MPLUGINDATACHANGEOBSERVER_H

// End of File