Java™ Platform
Standard Ed. 6

Class TreeExpansionEvent

  extended by java.util.EventObject
      extended by javax.swing.event.TreeExpansionEvent
All Implemented Interfaces:

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 JavaBeansTM 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
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


protected TreePath path
Path to the value this event represents.

Constructor Detail


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

source - the Object that originated the event (typically this)
path - a TreePath object identifying the newly expanded node
Method Detail


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

Java™ Platform
Standard Ed. 6

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For further API reference and developer documentation, see Java SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

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