1 /*

     2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 * Extension that can notify listeners about updates

    17 *

    18 */

    19 package com.nokia.tracebuilder.model;

    20 

    21 /**

    22  * Extension that can notify listeners about updates

    23  * 

    24  */

    25 public interface TraceModelUpdatableExtension extends TraceModelExtension {

    26 

    27 	/**

    28 	 * Adds an update listener to this extension

    29 	 * 

    30 	 * @param listener

    31 	 *            the listener

    32 	 */

    33 	public void addUpdateListener(TraceModelExtensionUpdateListener listener);

    34 

    35 	/**

    36 	 * Removes an update listener from this extension

    37 	 * 

    38 	 * @param listener

    39 	 *            the listener

    40 	 */

    41 	public void removeUpdateListener(TraceModelExtensionUpdateListener listener);

    42 

    43 }