/*******************************************************************************
* Copyright (c) 2000, 2008 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
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.core.resources;
import java.util.EventListener;
/**
* An interface to be implemented by objects interested in path variable
* creation, removal and value change events.
*
* <p>Clients may implement this interface.</p>
*
* @since 3.0
*/
public interface IPathEntryVariableChangeListener extends EventListener {
/**
* Notification that a path variable has changed.
* <p>
* This method is called when a path variable is added, removed or has its value
* changed in the observed <code>IPathVariableManager</code> object.
* </p>
*
* @param event the path variable change event object describing which variable
* changed and how
* @see IPathEntryVariableManager#addChangeListener(IPathEntryVariableChangeListener)
* @see IPathEntryVariableManager#removeChangeListener(IPathEntryVariableChangeListener)
* @see PathEntryVariableChangeEvent
*/
public void pathVariableChanged(PathEntryVariableChangeEvent event);
}