/* $RCSfile$
* $Author: egonw $
* $Date: 2008-09-10 08:13:15 +0200 (Wed, 10 Sep 2008) $
* $Revision: 12257 $
*
* Copyright (C) 2005-2007 The Chemistry Development Kit (CDK) project
*
* Contact: cdk-devel@lists.sourceforge.net
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.openscience.cdk.controller;
import javax.swing.event.UndoableEditEvent;
import javax.swing.event.UndoableEditListener;
import javax.swing.undo.UndoManager;
import javax.swing.undo.UndoableEdit;
/**
* An undo adapter for updating the state of the undo components according to
* the new state of the undo history list. Is registered as a listener to the
* undoSupport which is receiving the undo/redo events.
*
* @author tohel
* @cdk.module control
* @cdk.githash
*/
public class UndoAdapter implements UndoableEditListener {
private UndoManager undoManager;
/**
* @param undoManager
* The undoManager handling the undo/redo history list
*/
public UndoAdapter(UndoManager undoManager) {
this.undoManager = undoManager;
}
/*
* (non-Javadoc)
*
* @see javax.swing.event.UndoableEditListener#undoableEditHappened(javax.swing.event.UndoableEditEvent)
*/
public void undoableEditHappened(UndoableEditEvent arg0) {
UndoableEdit edit = arg0.getEdit();
undoManager.addEdit(edit);
}
}