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Eclipse Platform
Release 3.5

org.eclipse.core.databinding.observable
Class ChangeEvent

java.lang.Object
  extended by 

java.util.EventObject
      extended by 

org.eclipse.core.databinding.observable.ObservableEvent
          extended by 
org.eclipse.core.databinding.observable.ChangeEvent
All Implemented Interfaces:
Serializable

public class ChangeEvent
extends ObservableEvent

Generic change event denoting that the state of an IObservable object has changed. This event does not carry information about the kind of change that occurred.

Since:
1.0
See Also:
Serialized Form

Field Summary
 
Fields inherited from class java.util. EventObject
source
 
Constructor Summary
ChangeEvent ( IObservable source)
          Creates a new change event object.
 
Method Summary
protected  void dispatch ( IObservablesListener listener)
          Dispatch this event to the given listener.
protected   Object getListenerType ()
          Returns a unique object used for distinguishing this event type from others.
 
Methods inherited from class org.eclipse.core.databinding.observable. ObservableEvent
getObservable
 
Methods inherited from class java.util. EventObject
getSource, toString
 
Methods inherited from class java.lang. Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

ChangeEvent

public ChangeEvent(
IObservable source)
Creates a new change event object.

Parameters:
source - the observable that changed state
Method Detail

dispatch

protected void dispatch(
IObservablesListener listener)
Description copied from class: ObservableEvent
Dispatch this event to the given listener. Subclasses must implement this method by calling the appropriate type-safe event handling method on the given listener according to the type of this event.

Specified by:
dispatch in class ObservableEvent
Parameters:
listener - the listener that should handle the event

getListenerType

protected 
Object getListenerType()
Description copied from class: ObservableEvent
Returns a unique object used for distinguishing this event type from others.

Specified by:
getListenerType in class ObservableEvent
Returns:
a unique object representing the concrete type of this event.

Eclipse Platform
Release 3.5

Guidelines for using Eclipse APIs.

Copyright (c) Eclipse contributors and others 2000, 2008. All rights reserved.


 
 
  Published under the terms of the Eclipse Public License Version 1.0 ("EPL") Design by Interspire