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/*******************************************************************************
* 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();
}
}
}
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