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

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Eclipse Platform
Release 3.5

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org.eclipse.jface.viewers
Class TreeExpansionEvent


java.lang.Object
  

java.util.EventObject
      
org.eclipse.jface.viewers.TreeExpansionEvent

All Implemented Interfaces:: Serializable

public class TreeExpansionEvent
extends EventObject
extends EventObject

Event object describing a tree node being expanded or collapsed. The source of these events is the tree viewer.

See Also:: ITreeViewerListener, Serialized Form

Field Summary

Fields inherited from class java.util. EventObject

source

Constructor Summary

TreeExpansionEvent ( AbstractTreeViewer source, Object element)
          Creates a new event for the given source and element.

Method Summary

Object getElement ()
          Returns the element that got expanded or collapsed.

AbstractTreeViewer getTreeViewer ()
          Returns the originator of the event.

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

TreeExpansionEvent

public TreeExpansionEvent(
AbstractTreeViewer source,
                          
Object element)

Creates a new event for the given source and element.

Parameters:: source - the tree viewer; element - the element

Method Detail

getElement

public 
Object getElement()

Returns the element that got expanded or collapsed.

Returns:: the element

getTreeViewer

public 
AbstractTreeViewer getTreeViewer()

Returns the originator of the event.

Returns:: the originating tree viewer