| /******************************************************************************* |
| * 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.commands; |
| |
| import org.eclipse.wst.xml.ui.internal.tabletree.TreeContentHelper; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| |
| /* |
| * This command is used from the extension view to edit extension elements |
| * and which are implemented as DOM objects (not part of the EMF model) |
| */ |
| public class UpdateTextValueCommand extends BaseCommand |
| { |
| Element element; |
| String value; |
| |
| public UpdateTextValueCommand(Element element, String value) |
| { |
| this.element = element; |
| this.value = value; |
| } |
| |
| |
| public void execute() |
| { |
| try |
| { |
| beginRecording(element); |
| Node textNode = null; |
| TreeContentHelper helper = new TreeContentHelper(); |
| for (Node node = element.getFirstChild(); node != null; node = node.getNextSibling()) |
| { |
| if (node.getNodeType() == Node.TEXT_NODE && |
| !helper.isIgnorableText(node)) |
| { |
| textNode = node; |
| break; |
| } |
| } |
| if (textNode == null) |
| { |
| textNode = element.getOwnerDocument().createTextNode(""); |
| element.appendChild(textNode); |
| } |
| helper.setNodeValue(textNode, value); |
| } |
| finally |
| { |
| endRecording(); |
| } |
| } |
| } |