samer@0: /*
samer@0:  *	TaskTrigger.java
samer@0:  *
samer@0:  *	Copyright (c) 2000, Samer Abdallah, King's College London.
samer@0:  *	All rights reserved.
samer@0:  *
samer@0:  *	This software is provided AS IS and WITHOUT ANY WARRANTY;
samer@0:  *	without even the implied warranty of MERCHANTABILITY or
samer@0:  *	FITNESS FOR A PARTICULAR PURPOSE.
samer@0:  */
samer@0: 
samer@0: package	samer.tools;
samer@0: import  samer.core.*;
samer@0: import  samer.core.util.*;
samer@0: import  samer.core.util.swing.Meter;
samer@0: import  samer.core.types.*;
samer@0: import  java.util.*;
samer@0: import  java.awt.*;
samer@0: 
samer@0: 	{
samer@0: 		Task 			task;
samer@0: 		Viewable			vbl;
samer@0: 
samer@0: 		SignalTrace(DoubleModel sig) {
samer@0: 		}
samer@0: 
samer@0: 		public void detach() { task.dispose(); deleteObserver(this); }
samer@0: 		public void update(Observable obs, Object arg) {
samer@0: 			if (arg==Viewable.DISPOSING) { detach(); getParent().remove(this); }
samer@0: 			else if (vbl==obs) run();
samer@0: 			else super.update(obs,arg);
samer@0: 		}
samer@0: 
samer@0: }
samer@0: