javax.swing.event
Interface TreeExpansionListener

All Superinterfaces:
EventListener

 

All Known Implementing Classes

BasicTreeUI.TreeExpansionHandler, JTree.AccessibleJTree
public interface TreeExpansionListener
extends EventListener

The listener that's notified when a tree expands or collapses a node. For further documentation and examples see How to Write a Tree Expansion Listener, a section in The Java Tutorial.

 

Method Summary

 void treeCollapsed(TreeExpansionEvent event)
    Called whenever an item in the tree has been collapsed.
 void treeExpanded(TreeExpansionEvent event)
    Called whenever an item in the tree has been expanded.
 

 

Method Detail

 

treeExpanded

public void treeExpanded(TreeExpansionEvent event)
Called whenever an item in the tree has been expanded.

 

treeCollapsed

public void treeCollapsed(TreeExpansionEvent event)
Called whenever an item in the tree has been collapsed.