javax.swing.event

Interface TreeWillExpandListener

All Superinterfaces:

java.util.EventListener

public interface TreeWillExpandListener
extends java.util.EventListener

Method Summary

Methods

Modifier and Type	Method and Description
void	treeWillCollapse(TreeExpansionEvent event) Invoked whenever a node in the tree is about to be collapsed.
void	treeWillExpand(TreeExpansionEvent event) Invoked whenever a node in the tree is about to be expanded.

Method Detail

treeWillCollapse

void treeWillCollapse(TreeExpansionEvent event)
                      throws javax.swing.tree.ExpandVetoException

Invoked whenever a node in the tree is about to be collapsed.

Parameters:

event - The tree expansion Event

Throws:

javax.swing.tree.ExpandVetoException

treeWillExpand

void treeWillExpand(TreeExpansionEvent event)
                    throws javax.swing.tree.ExpandVetoException

Invoked whenever a node in the tree is about to be expanded.

Parameters:

event - The tree expansion Event

Throws:

javax.swing.tree.ExpandVetoException