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Java > Open Source Codes > nextapp > echo2 > app > event > TableColumnModelEvent


1 /*
2  * This file is part of the Echo Web Application Framework (hereinafter "Echo").
3  * Copyright (C) 2002-2005 NextApp, Inc.
4  *
5  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
6  *
7  * The contents of this file are subject to the Mozilla Public License Version
8  * 1.1 (the "License"); you may not use this file except in compliance with
9  * the License. You may obtain a copy of the License at
10  * http://www.mozilla.org/MPL/
11  *
12  * Software distributed under the License is distributed on an "AS IS" basis,
13  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
14  * for the specific language governing rights and limitations under the
15  * License.
16  *
17  * Alternatively, the contents of this file may be used under the terms of
18  * either the GNU General Public License Version 2 or later (the "GPL"), or
19  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
20  * in which case the provisions of the GPL or the LGPL are applicable instead
21  * of those above. If you wish to allow use of your version of this file only
22  * under the terms of either the GPL or the LGPL, and not to allow others to
23  * use your version of this file under the terms of the MPL, indicate your
24  * decision by deleting the provisions above and replace them with the notice
25  * and other provisions required by the GPL or the LGPL. If you do not delete
26  * the provisions above, a recipient may use your version of this file under
27  * the terms of any one of the MPL, the GPL or the LGPL.
28  */
29
30 package nextapp.echo2.app.event;
31
32 import java.util.EventObject JavaDoc;
33
34 import nextapp.echo2.app.table.TableColumnModel;
35
36 /**
37  * An event which describes an update to a <code>TableColumnModel</code>
38  */
39 public class TableColumnModelEvent extends EventObject JavaDoc {
40
41     private int fromIndex;
42     private int toIndex;
43
44     /**
45      * Creates a new <code>TableColumnModelEvent</code>.
46      *
47      * @param source the updated <code>TableColumnModel</code>.
48      * @param fromIndex the index from which the column was moved or removed
49      * (relevant to remove and move operations)
50      * @param toIndex the index to which the column was moved or added
51      * (relevant to move and add operations)
52      */
53     public TableColumnModelEvent(TableColumnModel source, int fromIndex, int toIndex) {
54         super(source);
55         this.fromIndex = fromIndex;
56         this.toIndex = toIndex;
57     }
58     
59     /**
60      * Returns the index from which the column was moved or removed.
61      * This method is only relevant to remove and move operations.
62      *
63      * @return the index from which the column was moved or removed
64      */
65     public int getFromIndex() {
66         return fromIndex;
67     }
68     
69     /**
70      * Returns the index to which the column was moved or added.
71      * This method is only relevant to move and add operations.
72      *
73      * @return the index to which the column was moved or added
74      */
75     public int getToIndex() {
76         return toIndex;
77     }
78 }
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