/*******************************************************************************
 * Copyright (c) 2000, 2008 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.wst.jsdt.ui;

/**
 * Interface used for JavaScript element content providers to indicate that
 * the content provider can return working copy elements for members
 * below compilation units.
 * 
 * <p>
 * This interface is not intended to be implemented by clients.
 * </p>
 * Provisional API: This class/interface is part of an interim API that is still under development and expected to
 * change significantly before reaching stability. It is being made available at this early stage to solicit feedback
 * from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken
 * (repeatedly) as the API evolves.
 * @see org.eclipse.wst.jsdt.ui.StandardJavaScriptElementContentProvider
 * 
 
 */
public interface IWorkingCopyProvider {
	
	/**
	 * Returns <code>true</code> if the content provider returns working 
	 * copy elements; otherwise <code>false</code> is returned.
	 * 
	 * @return whether working copy elements are provided.
	 */
	public boolean providesWorkingCopies();
}
