/*******************************************************************************
 * Copyright (c) 2001, 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
 *     Jens Lukowski/Innoopract - initial renaming/restructuring
 *     
 *******************************************************************************/
package org.eclipse.wst.sse.ui.internal.provisional.extensions.breakpoint;

import org.eclipse.ui.IStorageEditorInput;
import org.eclipse.ui.texteditor.IElementStateListener;

public interface IExtendedStorageEditorInput extends IStorageEditorInput {
	/**
	 * Adds the given element state listener to this input. Has no effect if
	 * an identical listener is already registered. Typically used by the
	 * IDocumentProvider to register itself for change notification.
	 * 
	 * @param listener
	 *            the listener
	 */
	void addElementStateListener(IElementStateListener listener);

	/**
	 * Removes the given element state listener from this input. Has no affect
	 * if an identical listener is not registered.
	 * 
	 * @param listener
	 *            the listener
	 */
	void removeElementStateListener(IElementStateListener listener);
}