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25 
26 package sun.awt;
27 
28 import java.awt.*;
29 
30 /**
31  * Event object describing changes in AWT modality
32  */
33 @SuppressWarnings("serial")
34 public class ModalityEvent extends AWTEvent implements ActiveEvent {
35 
36     public static final int MODALITY_PUSHED = 1300;
37     public static final int MODALITY_POPPED = 1301;
38 
39     private ModalityListener listener;
40 
ModalityEvent(Object source, ModalityListener listener, int id)41     public ModalityEvent(Object source, ModalityListener listener, int id) {
42         super(source, id);
43         this.listener = listener;
44     }
45 
dispatch()46     public void dispatch() {
47         switch(getID()) {
48             case MODALITY_PUSHED:
49                 listener.modalityPushed(this);
50                 break;
51 
52             case MODALITY_POPPED:
53                 listener.modalityPopped(this);
54                 break;
55 
56             default:
57                 throw new Error("Invalid event id.");
58         }
59     }
60 
61 }
62