ui
Class Stopwatch

java.lang.Object
  java.util.TimerTask
      ui.Stopwatch

All Implemented Interfaces:

Runnable

public class Stopwatch
extends TimerTask

Constructor Summary

Stopwatch(long millisLeft)

Method Summary

void	addStopwatchListener(StopwatchListener s) Adds a StopwatchListener to this.
protected void	fireTimeChanged() Informs all of this Stopwatch's listeners that its time is decreasing
long	getTime() Returns the amount of time left on the Stopwatch (or zero, if that time is less than zero).
void	removeStopwatchListener(StopwatchListener s) Removes a StopwatchListener from this
void	run() Informs all of this Stopwatch's listeners that its time is decreasing
void	start() Starts the timer, if it was not already running.
void	stop() Stops the timer, if it was not already stopped.

Methods inherited from class java.util.TimerTask

cancel, scheduledExecutionTime

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Stopwatch

public Stopwatch(long millisLeft)

Requires:

millisLeft >= 0

Method Detail

start

public void start()

Starts the timer, if it was not already running.

stop

public void stop()

Stops the timer, if it was not already stopped.

getTime

public long getTime()

Returns the amount of time left on the Stopwatch (or zero, if that time is less than zero).

addStopwatchListener

public void addStopwatchListener(StopwatchListener s)

Adds a StopwatchListener to this. The listener's timeChanged method will fire everytime this is run as a TimerTask.

removeStopwatchListener

public void removeStopwatchListener(StopwatchListener s)

Removes a StopwatchListener from this

fireTimeChanged

protected void fireTimeChanged()

Informs all of this Stopwatch's listeners that its time is decreasing

run

public void run()

Informs all of this Stopwatch's listeners that its time is decreasing

Specified by:

run in interface Runnable

Specified by:

run in class TimerTask