1    package gui.run; 
2     
3    import gui.ClosableJFrame; 
4     
5    import javax.swing.*; 
6    import java.awt.*; 
7    import java.awt.event.ItemEvent; 
8    import java.awt.event.ItemListener; 
9     
10    
11   public abstract class RunCheckBox extends 
12           JCheckBox 
13           implements 
14           ItemListener, 
15           Runnable { 
16       public RunCheckBox(String label) { 
17           this(label, false); 
18           addItemListener(this); 
19       } 
20    
21       public RunCheckBox(Icon i, boolean b) { 
22           super(i, b); 
23           addItemListener(this); 
24       } 
25    
26       public RunCheckBox(String s, boolean b) { 
27           super(s, b); 
28           addItemListener(this); 
29           ShortcutUtils.addShortcut(this); 
30       } 
31    
32       public RunCheckBox(Icon i) { 
33           super(i); 
34           addItemListener(this); 
35       } 
36    
37       public RunCheckBox() { 
38           addItemListener(this); 
39       } 
40    
41       public void itemStateChanged(ItemEvent e) { 
42           run(); 
43       } 
44    
45    
46       public static void testRunCheckBox() { 
47           ClosableJFrame cf = new ClosableJFrame("RunCheckBox"); 
48           Container c = cf.getContentPane(); 
49           c.add(new RunCheckBox("[RunCheckBox") { 
50               public void run() { 
51                   System.out.println(getText() + "=" + 
52                           isSelected()); 
53               } 
54           }); 
55           c.add(new RunCheckBox("[CheckMe, Baby!") { 
56               public void run() { 
57                   System.out.println(getText() + "=" + 
58                           isSelected()); 
59               } 
60           }); 
61           c.setLayout(new java.awt.GridLayout(4, 0)); 
62           cf.setSize(200, 200); 
63           cf.setVisible(true); 
64    
65       } 
66   }