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Java > Open Source Codes > org > enhydra > barracuda > core > comp > model > ModelListener


1 /*
2  * Copyright (C) 2003 Christian Cryder [christianc@granitepeaks.com]
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17  *
18  * $Id: ModelListener.java,v 1.3 2004/02/01 05:16:27 christianc Exp $
19  */
20 package org.enhydra.barracuda.core.comp.model;
21
22
23 /**
24  * Defines the methods needed to act as a ModelListener
25  */
26 public interface ModelListener {
27
28     /**
29      * This high level event notification mechanism to tells listeners
30      * that something in the model changed. Note that this does not
31      * provide near the level of detail that Swing models do (this is because
32      * most of the time when the model changes we're just going to invalidate the
33      * component and completely redraw)
34      *
35      * @param model a reference to the model that changed
36      */
37     public void modelChanged(Model model);
38
39
40 }
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