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Java > Open Source Codes > org > netbeans > modules > tasklist > core > checklist > DefaultCheckListModel


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19
20 package org.netbeans.modules.tasklist.core.checklist;
21
22 /**
23  * Default model for a CheckList
24  */
25 public class DefaultCheckListModel extends AbstractCheckListModel {
26
27     private static final long serialVersionUID = 1;
28
29     private boolean state[] = new boolean[0];
30     private Object JavaDoc[] values = new Object JavaDoc[0];
31
32     /**
33      * Creates a new empty model
34      */
35     public DefaultCheckListModel() {
36     }
37
38     /**
39      * Creates a new model with the given state of checkboxes and the given
40      * values
41      *
42      * @param state state of the checkboxes. A copy of this array will NOT be
43      * created.
44      * @param values values. A copy of this array will NOT be
45      * created.
46      */
47     public DefaultCheckListModel(boolean[] state, Object JavaDoc[] values) {
48         if (state.length != values.length)
49             throw new IllegalArgumentException JavaDoc("state.length != values.length");
50         this.state = state;
51         this.values = values;
52     }
53     
54     public boolean isChecked(int index) {
55         return state[index];
56     }
57     
58     public void setChecked(int index, boolean c) {
59         state[index] = c;
60         fireContentsChanged(this, index, index);
61     }
62
63     public int getSize() {
64         return values.length;
65     }
66
67     public Object JavaDoc getElementAt(int index) {
68         return values[index];
69     }
70 }
71
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