| /******************************************************************************* |
| * Copyright (c) 2006 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.ui.internal.navigator.filters; |
| |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerFilter; |
| |
| /** |
| * |
| * A no-op viewer filter used to prevent null return values from |
| * {@link CommonFilterDescriptor#createFilter()}. |
| * |
| * @since 3.2 |
| * |
| */ |
| public class SkeletonViewerFilter extends ViewerFilter { |
| |
| /** |
| * The singleton instance. |
| */ |
| public static final SkeletonViewerFilter INSTANCE = new SkeletonViewerFilter(); |
| |
| private SkeletonViewerFilter() { |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.viewers.ViewerFilter#select(org.eclipse.jface.viewers.Viewer, |
| * java.lang.Object, java.lang.Object) |
| */ |
| public boolean select(Viewer viewer, Object parentElement, Object element) { |
| |
| return true; |
| } |
| |
| } |