001    package ui;
002    
003    /**
004     * A StopwatchListener listens for time updates from a stopwatch.
005     */
006    public interface StopwatchListener extends java.util.EventListener {
007      
008      /** tells how much time is left on the stopwatch, in milliseconds
009       * 
010       * @param milliseconds
011       * @param source
012       */
013      public void timeChanged(long milliseconds, Stopwatch source);
014    
015    }