Bug 176450 Support link to CSS Feature(Model Part)
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/ReferenceableElement.java
/*******************************************************************************
 * Copyright (c) 2004 Actuate Corporation.
 * 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:
 *  Actuate Corporation  - initial API and implementation
 *******************************************************************************/
package org.eclipse.birt.report.model.core;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.birt.report.model.api.activity.NotificationEvent;
import org.eclipse.birt.report.model.api.command.StyleEvent;
import org.eclipse.birt.report.model.elements.interfaces.IStyledElementModel;
import org.eclipse.birt.report.model.elements.strategy.CopyPolicy;
import org.eclipse.birt.report.model.metadata.ElementPropertyDefn;
import org.eclipse.birt.report.model.metadata.ElementRefValue;
/**
 * Represents an element that can be referenced using an element reference. This
 * element maintains a cached set of back-references to the "clients" so that
 * changes can be automatically propagated.
 * 
 */
public abstract class ReferenceableElement extends DesignElement