package sale.events; import java.util.EventListener; /** * This interface has to be implemented by classes that wish to receive {@link TimerEvent TimerEvent}s. * * @author Stephan Gambke * @version 2.0 11/06/1999 * @since v2.0 */ public interface TimerListener extends EventListener { /** * Invoked when the time has been set. * * @param tevtEvent the TimerEvent to process * * @override Always */ public void onTimeSet (TimerEvent tevtEvent); /** * Invoked when the interval has been set. * * @param tevtEvent the TimerEvent to process * * @override Always */ public void onIntervalSet (TimerEvent tevtEvent); /** * Invoked when the time has been increased. * * @param tevtEvent the TimerEvent to process * * @override Always */ public void onGoneAhead (TimerEvent tevtEvent); }