| /******************************************************************************* |
| * Copyright (c) 2001, 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.wst.xsd.ui.internal.common.properties.sections.appinfo; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.wst.sse.core.internal.provisional.INodeAdapter; |
| import org.eclipse.wst.sse.core.internal.provisional.INodeNotifier; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| |
| public class DOMExtensionTreeContentProvider implements ITreeContentProvider, INodeAdapter |
| { |
| protected String facet; |
| protected Viewer viewer; |
| |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) |
| { |
| this.viewer = viewer; |
| } |
| |
| public Object[] getChildren(Object parentElement) |
| { |
| if (parentElement instanceof Element) |
| { |
| Element element = (Element)parentElement; |
| ArrayList list = new ArrayList(); |
| for (Node node = element.getFirstChild(); node != null; node = node.getNextSibling()) |
| { |
| if (node.getNodeType() == Node.ELEMENT_NODE) |
| { |
| list.add(node); |
| } |
| } |
| return list.toArray(); |
| } |
| return Collections.EMPTY_LIST.toArray(); |
| } |
| |
| public boolean hasChildren(Object element) |
| { |
| Object[] children = getChildren(element); |
| return children.length > 0; |
| } |
| |
| public Object getParent(Object element) |
| { |
| return null; |
| } |
| |
| public java.lang.Object[] getElements(java.lang.Object inputElement) |
| { |
| return getChildren(inputElement); |
| } |
| |
| public void dispose() |
| { |
| } |
| |
| public void notifyChanged(INodeNotifier notifier, int eventType, Object changedFeature, Object oldValue, Object newValue, int pos) |
| { |
| if (viewer != null) |
| { |
| viewer.refresh(); |
| } |
| } |
| |
| public boolean isAdapterForType(Object type) |
| { |
| // this method is not used |
| return false; |
| } |
| } |