| /******************************************************************************* |
| * Copyright (c) 2006, 2007 Oracle. 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: Oracle. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jpt.ui.internal.jface; |
| |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| import org.eclipse.jface.viewers.Viewer; |
| |
| public class NullTreeContentProvider |
| implements ITreeContentProvider |
| { |
| public static NullTreeContentProvider INSTANCE = new NullTreeContentProvider(); |
| |
| |
| private NullTreeContentProvider() { |
| super(); |
| } |
| |
| |
| public Object[] getChildren(Object parentElement) { |
| return new Object[0]; |
| } |
| |
| public Object getParent(Object element) { |
| return null; |
| } |
| |
| public boolean hasChildren(Object element) { |
| return false; |
| } |
| |
| public Object[] getElements(Object inputElement) { |
| return new Object[0]; |
| } |
| |
| public void dispose() {} |
| |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {} |
| } |