NestedLayoutEntity.java

/*******************************************************************************
 * Copyright 2005, CHISEL Group, University of Victoria, Victoria, BC, Canada.
 * 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:
 *     The Chisel Group, University of Victoria
 *******************************************************************************/
package org.eclipse.zest.layouts;

import java.util.List;


/**
 * Extends LayoutEntity to provide methods for dealing with nested entities.
 * 
 * @author Chris Callendar
 */
public interface NestedLayoutEntity extends LayoutEntity {

	/** Returns the parent entity. */
	NestedLayoutEntity getParent();
	
	/** Returns the list of children. */
	List getChildren();
	
	/** Returns true if this entity has children. */
	boolean hasChildren();
	
}