/*******************************************************************************
* Copyright (c) 2004, 2005 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.gef.examples.text.edit;
import java.beans.PropertyChangeListener;
import org.eclipse.gef.editparts.AbstractTreeEditPart;
import org.eclipse.gef.examples.text.model.ModelElement;
/**
* @since 3.1
*/
public abstract class ExampleTreePart
extends AbstractTreeEditPart
implements PropertyChangeListener
{
public void activate() {
super.activate();
ModelElement model = (ModelElement)getModel();
model.addPropertyChangeListener(this);
}
public void deactivate() {
ModelElement model = (ModelElement)getModel();
model.removePropertyChangeListener(this);
super.deactivate();
}
}