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/******************************************************************************
* Copyright (c) 2002, 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.gmf.runtime.common.ui.action;
import java.util.EventListener;
/**
* The interface for all objects that are interested in action manager change
* events. To be such a listener, a class has to implement this interface and
* register itself as a listener on an action manager by calling
* <code>addActionManagerChangeListener()</code>. When no longer interested in
* receiving event notifications, it can deregister itself as a listener by
* calling <code>removeActionManagerChangeListener()</code> on the action
* manager.
*
* @author khussey
*
* @see org.eclipse.gmf.runtime.common.ui.action.ActionManager
* @see org.eclipse.gmf.runtime.common.ui.action.ActionManagerChangeEvent
*/
public interface IActionManagerChangeListener extends EventListener {
/**
* Handles an event indicating that an action manager has changed.
*
* @param event The action manager change event to be handled.
*/
public void actionManagerChanged(ActionManagerChangeEvent event);
}