javax.media
Class TransitionEvent

java.lang.Object
  java.util.EventObject
      javax.media.ControllerEvent
          javax.media.TransitionEvent

All Implemented Interfaces:

Serializable, MediaEvent

Direct Known Subclasses:

MediaPresentationEvent, PrefetchCompleteEvent, RealizeCompleteEvent, StartEvent, StopEvent

public class TransitionEvent
extends ControllerEvent

TransitionEvent is a ControllerEvent that indicates that a Controller has changed state.

Version:

1.10, 97/08/23

See Also:

Controller, ControllerListener, Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

TransitionEvent(Controller from, int previous, int current, int target)
Construct a new TransitionEvent.

Method Summary

int	getCurrentState() Get the Controller's state at the time this event was generated
int	getPreviousState() Get the state that the Controller was in before this event occurred.
int	getTargetState() Get the Controller's target state at the time this event was generated.

Methods inherited from class javax.media.ControllerEvent

getSource, getSourceController

Methods inherited from class java.util.EventObject

toString

Methods inherited from class java.lang.Object

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

Constructor Detail

TransitionEvent

public TransitionEvent(Controller from,
                       int previous,
                       int current,
                       int target)

Construct a new TransitionEvent.

Parameters:

from - The Controller that is generating this event.

previous - The state that the Controller was in before this event.

current - The state that the Controller is in as a result of this event.

target - The state that the Controller is heading to.

Method Detail

getPreviousState

public int getPreviousState()

Get the state that the Controller was in before this event occurred.

Returns:

The Controller's previous state.

getCurrentState

public int getCurrentState()

Get the Controller's state at the time this event was generated

Returns:

The Controller's current state.

getTargetState

public int getTargetState()

Get the Controller's target state at the time this event was generated.

Returns:

The Controller's target state.