Reha301/src/events/RehaTPEventClass.java

   1 package events;
   2
   3
   4
   5
   6
   7 import java.util.ArrayList;
   8 import java.util.Iterator;
   9 import java.util.List;
  10
  11 //Add the event registration and notification code to a class.
  12 public class RehaTPEventClass{
  13     // Create the listener list
  14     protected static javax.swing.event.EventListenerList listenerList =
  15         new javax.swing.event.EventListenerList();
  16
  17
  18         @SuppressWarnings("rawtypes")
  19         private static List _listeners = new ArrayList();
  20
  21
  22         @SuppressWarnings("unchecked")
  23         public void addListener(RehaTPEventListener l){
  24         _listeners.add(l);
  25     }
  26     public synchronized void removeListener(RehaTPEventListener l){
  27         _listeners.remove(l);
  28     }
  29
  30         @SuppressWarnings("rawtypes")
  31         public static void _fireRehaTPEvent(RehaTPEvent evt) {
  32
  33         // Each listener occupies two elements - the first is the listener class
  34         // and the second is the listener instance
  35         Iterator listeners = _listeners.iterator();
  36         while( listeners.hasNext() ) {
  37             ( (RehaTPEventListener) listeners.next() ).rehaTPEventOccurred(evt);
  38         }
  39     }
  40
  41
  42     // This methods allows classes to unregister for RehaEvents
  43         public void removeRehaTPEventListener(RehaTPEventListener rehaListener) {
  44                 // TODO Auto-generated method stub
  45                 //////System.out.println("Object Listener gelöscht "+rehaListener);
  46                 listenerList.remove(RehaTPEventListener.class, rehaListener);
  47                 //////System.out.println("Aktive Listener: "+listenerList.getListenerList().length);
  48         }
  49
  50     // Hier wird gefeuert
  51     public static void fireRehaTPEvent(RehaTPEvent evt) {
  52         Object[] listeners = listenerList.getListenerList();
  53         for (int i=0; i<listeners.length; i+=2) {
  54             if (listeners[i]==RehaTPEventListener.class) {
  55                  ((RehaTPEventListener)listeners[i+1]).rehaTPEventOccurred(evt);
  56             }
  57         }
  58     }
  59
  60
  61
  62         public void addRehaTPEventListener(RehaTPEventListener rehaListener) {
  63                 // TODO Auto-generated method stub
  64                 //////System.out.println("Object Listener hinzugefügt "+rehaListener);
  65                 listenerList.add(RehaTPEventListener.class, rehaListener);
  66         }
  67
  68         public javax.swing.event.EventListenerList getListenerList(){
  69                 return listenerList;
  70         }
  71
  72
  73
  74
  75
  76 }