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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
package org.openoffice.netbeans.modules.office.nodes;
import java.util.*;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.w3c.dom.NodeList;
import org.w3c.dom.Element;
import org.openide.nodes.*;
import org.openoffice.netbeans.modules.office.actions.ParcelDescriptorParserCookie;
/** List of children of a containing node.
* Remember to document what your permitted keys are!
*/
public class ParcelDescriptorChildren extends Children.Keys implements
ChangeListener {
private ParcelDescriptorParserCookie parserCookie = null;
public ParcelDescriptorChildren(ParcelDescriptorParserCookie cookie) {
parserCookie = cookie;
}
private void refreshKeys() {
NodeList nl;
int len;
if (parserCookie == null ||
(nl = parserCookie.getScriptElements()) == null ||
(len = nl.getLength()) == 0) {
setKeys(Collections.EMPTY_SET);
return;
}
ArrayList keys = new ArrayList(len);
for (int i = 0; i < len; i++)
keys.add(nl.item(i));
setKeys(keys);
}
protected void addNotify() {
super.addNotify();
parserCookie.addChangeListener(this);
refreshKeys();
}
protected void removeNotify() {
super.removeNotify();
parserCookie.removeChangeListener(this);
setKeys(Collections.EMPTY_SET);
}
protected Node[] createNodes(Object key) {
Element el = (Element)key;
System.out.println("element is: " + el);
return new Node[] {new ScriptNode(el)};
}
public void stateChanged(ChangeEvent e) {
refreshKeys();
}
}
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