audiojury.gui.client
Class JudgementBarObservable

java.lang.Object
  |
  +--java.util.Observable
        |
        +--audiojury.gui.client.JudgementBarObservable

public class JudgementBarObservable

extends java.util.Observable

Part of an Observer design pattern used for disabling the sound playback functionality of a judgment bar (interactive mode only), when a sound play button is pressed on another judgement bar. When sound playback is finished the playback functionality is enabled on all judgement bars. Notification is sent to InteractiveModePanel which in its turn disables or enables playback on all judgement bars.

Constructor Summary

JudgementBarObservable(JudgementBar jbar)
Creates a new instance of JudgementBarObservable.

Method Summary

void	notifyObservers() Notifies InteractiveModePanel that a sound playback started or finished on a judgement bar.
void	registerObserver(java.util.Observer observer) Registers InteractionModePanel as an Observer.

Methods inherited from class java.util.Observable

addObserver, clearChanged, countObservers, deleteObserver, deleteObservers, hasChanged, notifyObservers, setChanged

Methods inherited from class java.lang.Object

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

Constructor Detail

JudgementBarObservable

public JudgementBarObservable(JudgementBar jbar)

Creates a new instance of JudgementBarObservable.

Parameters:

jbar - point to the JudgementBar object

Method Detail

registerObserver

public void registerObserver(java.util.Observer observer)

Registers InteractionModePanel as an Observer.

Parameters:

observer - contains InteractiveModePanel object

notifyObservers

public void notifyObservers()

Notifies InteractiveModePanel that a sound playback started or finished on a judgement bar.

Overrides:

notifyObservers in class java.util.Observable