javax.swing.event

Interface TreeWillExpandListener

All Superinterfaces:

EventListener

public interface TreeWillExpandListener
extends 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 ExpandVetoException

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

Parameters:

event - The tree expansion Event

Throws:

ExpandVetoException

treeWillExpand

void treeWillExpand(TreeExpansionEvent event)
                    throws ExpandVetoException

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

Parameters:

event - The tree expansion Event

Throws:

ExpandVetoException