1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // ${file_name}

    15 // 

    16 //

    17 

    18 package com.symbian.smt.gui.smtwidgets;

    19 

    20 public interface ValidModelObservable {

    21 

    22 	/**

    23 	 * Registers the provided listener as an interested party in

    24 	 * ValidModelEvents.

    25 	 * 

    26 	 * @param listener

    27 	 *            the ValidModelDefinedListener object to be registered with

    28 	 *            this class.

    29 	 */

    30 	void addModelListener(ValidModelDefinedListener listener);

    31 

    32 	/**

    33 	 * Removes the provided listener from the list of registered listeners of

    34 	 * ValidModelEvents.

    35 	 * 

    36 	 * @param listener

    37 	 *            the ValidModelDefinedListener object to be unregistered.

    38 	 */

    39 	void removeModelListener(ValidModelDefinedListener listener);

    40 }