org.eclipse.wst.xml.vex.core/src/org/eclipse/wst/xml/vex/core/internal/dom/DocumentListener.java

/*******************************************************************************
 * Copyright (c) 2004, 2008 John Krasnay 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:
 *     John Krasnay - initial API and implementation
 *******************************************************************************/
package org.eclipse.wst.xml.vex.core.internal.dom;

/**
 * Receives notifications of document changes.
 */
public interface DocumentListener extends java.util.EventListener {

	/**
	 * Called when an attribute is changed in one of the document's elements.
	 * 
	 * @param e
	 *            the document event.
	 */
	public void attributeChanged(DocumentEvent e);

	/**
	 * Called before content is deleted from a document.
	 * 
	 * @param e
	 *            the document event
	 */
	public void beforeContentDeleted(DocumentEvent e);

	/**
	 * Called before content is inserted into a document.
	 * 
	 * @param e
	 *            the document event
	 */
	public void beforeContentInserted(DocumentEvent e);

	/**
	 * Called when content is deleted from a document.
	 * 
	 * @param e
	 *            the document event
	 */
	public void contentDeleted(DocumentEvent e);

	/**
	 * Called when content is inserted into a document.
	 * 
	 * @param e
	 *            the document event
	 */
	public void contentInserted(DocumentEvent e);

}