org.eclipse.mylyn.reviews.r4e.ui/src/org/eclipse/mylyn/reviews/r4e/ui/internal/filters/TreeTableFilter.java

/*******************************************************************************
 * Copyright (c) 2012 Ericsson AB 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
 * 
 * Description:
 * 
 * This class implements the Navigator View filter used to display only
 * the ReviewItems and FileContext elements.  This is uses in displaying the
 * Review Navigator view as a TreeTable
 * 
 * Contributors:
 *   Sebastien Dubois - Created for Mylyn Review R4E project
 *   
 ******************************************************************************/

package org.eclipse.mylyn.reviews.r4e.ui.internal.filters;

import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.mylyn.reviews.r4e.ui.internal.model.R4EUIFileContext;
import org.eclipse.mylyn.reviews.r4e.ui.internal.model.R4EUIReviewItem;

/**
 * @author Sebastien Dubois
 * @version $Revision: 1.0 $
 */
public class TreeTableFilter extends ViewerFilter {

	/**
	 * Method select.
	 * 
	 * @param viewer
	 *            Viewer
	 * @param parentElement
	 *            Object
	 * @param element
	 *            Object
	 * @return boolean
	 */
	@Override
	public boolean select(Viewer viewer, Object parentElement, Object element) {

		if (element instanceof R4EUIReviewItem || element instanceof R4EUIFileContext) {
			return true;
		}
		return false;
	}
}