# Coverage details for edu.uci.ics.jung.visualization.AbstractPickedState

Line | Hits | Source
--- | --- | ---
1 |  | `/*`
2 |  | `* Copyright (c) 2005, the JUNG Project and the Regents of the University of`
3 |  | `* California All rights reserved.`
4 |  | `*`
5 |  | `* This software is open-source under the BSD license; see either "license.txt"`
6 |  | `* or http://jung.sourceforge.net/license.txt for a description.`
7 |  | `*`
8 |  | `*`
9 |  | `* Created on Apr 2, 2005`
10 |  | `*/`
11 |  | `package edu.uci.ics.jung.visualization;`
12 |  | ``
13 |  | `import java.awt.event.ItemEvent;`
14 |  | `import java.awt.event.ItemListener;`
15 |  | ``
16 |  | `import javax.swing.event.EventListenerList;`
17 |  | ``
18 |  | `/**`
19 |  | `* An abstract class to support ItemEvents for PickedState`
20 |  | `*`
21 |  | `* @author Tom Nelson`
22 |  | `*/`
23 | 0 | `public abstract class AbstractPickedState implements PickedState {`
24 |  | ``
25 | 0 | `protected EventListenerList listenerList = new EventListenerList();`
26 |  | ``
27 |  | `public void addItemListener(ItemListener l) {`
28 | 0 | `listenerList.add(ItemListener.class, l);`
29 |  | ``
30 | 0 | `}`
31 |  | ``
32 |  | `public void removeItemListener(ItemListener l) {`
33 | 0 | `listenerList.remove(ItemListener.class, l);`
34 | 0 | `}`
35 |  | ``
36 |  | `protected void fireItemStateChanged(ItemEvent e) {`
37 | 0 | `Object[] listeners = listenerList.getListenerList();`
38 | 0 | `for ( int i = listeners.length-2; i>=0; i-=2 ) {`
39 | 0 | `if ( listeners[i]==ItemListener.class ) {`
40 | 0 | `((ItemListener)listeners[i+1]).itemStateChanged(e);`
41 |  | `}`
42 |  | `}`
43 | 0 | `}`
44 |  | `}`

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