ChildHTMLCollection


1   /*
2       GNU LESSER GENERAL PUBLIC LICENSE
3       Copyright (C) 2006 The Lobo Project
4   
5       This library is free software; you can redistribute it and/or
6       modify it under the terms of the GNU Lesser General Public
7       License as published by the Free Software Foundation; either
8       version 2.1 of the License, or (at your option) any later version.
9   
10      This library is distributed in the hope that it will be useful,
11      but WITHOUT ANY WARRANTY; without even the implied warranty of
12      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13      Lesser General Public License for more details.
14  
15      You should have received a copy of the GNU Lesser General Public
16      License along with this library; if not, write to the Free Software
17      Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
18  
19      Contact info: xamjadmin@users.sourceforge.net
20  */
21  /*
22   * Created on Dec 3, 2005
23   */
24  package org.lobobrowser.html.domimpl;
25  
26  import org.lobobrowser.js.*;
27  import org.w3c.dom.Node  ;
28  import org.w3c.dom.html2.HTMLCollection;
29  
30  public class ChildHTMLCollection extends AbstractScriptableDelegate implements HTMLCollection {
31      private final NodeImpl rootNode;
32  
33      /**
34       * @param node
35       */
36      public ChildHTMLCollection(NodeImpl node) {
37          super();
38          rootNode = node;
39      }
40      
41      public int getLength() {
42          return this.rootNode.getChildCount();
43      }
44  
45      public Node   item(int index) {
46          return this.rootNode.getChildAtIndex(index);
47      }
48  
49      public Node   namedItem(String   name) {
50          org.w3c.dom.Document   doc = this.rootNode.getOwnerDocument();
51          if(doc == null) {
52              return null;
53          }
54          //TODO: This might get elements that are not descendents.
55          Node   node = (Node  ) doc.getElementById(name);
56          if(node != null && node.getParentNode() == this.rootNode) {
57              return node;
58          }
59          return null;
60      }
61      
62      public int indexOf(Node   node) {
63          return this.rootNode.getChildIndex(node);
64      }
65  }
66
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