javax.swing.event
Class TreeExpansionEvent

java.lang.Object
  java.util.EventObject
      javax.swing.event.TreeExpansionEvent

All Implemented Interfaces:

Serializable

public class TreeExpansionEvent
extends EventObject

An event used to identify a single path in a tree. The source returned by getSource will be an instance of JTree.

For further documentation and examples see the following sections in The Java Tutorial: How to Write a Tree Expansion Listener and How to Write a Tree-Will-Expand Listener.

Warning: Serialized objects of this class will not be compatible with future Swing releases. The current serialization support is appropriate for short term storage or RMI between applications running the same version of Swing. As of 1.4, support for long term storage of all JavaBeans^TM has been added to the java.beans package. Please see XMLEncoder.

Field Summary

protected TreePath

path Path to the value this event represents.

Fields inherited from class java.util.EventObject

source

Constructor Summary

TreeExpansionEvent(Object source, TreePath path)
Constructs a TreeExpansionEvent object.

Method Summary

TreePath

getPath() Returns the path to the value that has been expanded/collapsed.

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

path

protected TreePath path

Path to the value this event represents.

Constructor Detail

TreeExpansionEvent

public TreeExpansionEvent(Object source,
                          TreePath path)

Constructs a TreeExpansionEvent object.

Parameters:

source - the Object that originated the event (typically this)

path - a TreePath object identifying the newly expanded node

Method Detail

getPath

public TreePath getPath()

Returns the path to the value that has been expanded/collapsed.