/*

* Copyright (c) 2006 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:  Message store observer.

*

*/

#ifndef __MSG_STORE_OBSERVER_H__

#define __MSG_STORE_OBSERVER_H__

//<cmail>

#include "MsgStoreTypes.h"

#include "MsgStoreAccount.h"

//</cmail>

/** This class defines the message store observation API.

	This class defines the abstract interface for the message store observer.  

*/

class MMsgStoreObserver 

	{

	public:

		/** Notifies the observer of system events. */

		virtual void SystemEventNotify( TMsgStoreSystemEvent aEvent ) = 0;

		/** Notifies the observer of account events. 

			Note that the observer will not be notified of modifications that are performed

		    from the observer's own message store session.

		    /param aEvent - the type of event

		    /param aOwnerId - the owner ID of the account

		    /param aName - the name of the account

		    /param aNewName - the new account name if aEvent is EMsgStoreAccountRenamed

		                    - KNullDesC otherwise

            /param aMailboxId - the ID of the mailbox 

		 */

		virtual void AccountEventNotify( TMsgStoreAccountEvent aEvent, 

				                         TInt32 aOwnerId,

				                         const TDesC& aName,

				                         const TDesC& aNewName,

                                         TMsgStoreId  aMailboxId ) = 0;

	}; // end class MMsgStoreObserver

#endif