Eclipse Plug-in Developer Guide (Galileo) - SetChangeEvent (Eclipse Platform API Specification)

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Eclipse Platform
Release 3.5

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org.eclipse.core.databinding.observable.set
Class SetChangeEvent


java.lang.Object
  

java.util.EventObject
      

org.eclipse.core.databinding.observable.ObservableEvent
          
org.eclipse.core.databinding.observable.set.SetChangeEvent

All Implemented Interfaces:: Serializable

public class SetChangeEvent
extends ObservableEvent
extends ObservableEvent

List change event describing an incremental change of an IObservableSet object.

Since:: 1.0
See Also:: Serialized Form

Field Summary

SetDiff diff
          Description of the change to the source observable set.

Fields inherited from class java.util. EventObject

source

Constructor Summary

SetChangeEvent ( IObservableSet source, SetDiff diff)
          Creates a new set change event.

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.

IObservableSet getObservableSet ()
          Returns the observable set from which this event originated.

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

Field Detail

diff

public 
SetDiff diff

Description of the change to the source observable set. Listeners must not change this field.

Constructor Detail

SetChangeEvent

public SetChangeEvent(
IObservableSet source,
                      
SetDiff diff)

Creates a new set change event.

Parameters:: source - the source observable set; diff - the set change

Method Detail

getObservableSet

public 
IObservableSet getObservableSet()

Returns the observable set from which this event originated.

Returns:: the observable set from which this event originated

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()