/*******************************************************************************
* Copyright (c) 2000, 2011 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.events;
/**
* This adapter class provides default implementations for the
* methods described by the <code>TreeListener</code> interface.
* <p>
* Classes that wish to deal with <code>TreeEvent</code>s can
* extend this class and override only the methods which they are
* interested in.
* </p>
*
* @see TreeListener
* @see TreeEvent
* @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
*/
public abstract class TreeAdapter implements TreeListener {
/**
* Sent when a tree branch is collapsed.
* The default behavior is to do nothing.
*
* @param e an event containing information about the tree operation
*/
public void treeCollapsed(TreeEvent e) {
}
/**
* Sent when a tree branch is expanded.
* The default behavior is to do nothing.
*
* @param e an event containing information about the tree operation
*/
public void treeExpanded(TreeEvent e) {
}
}