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      1 /*
      2  * Copyright (C) 1999 Lars Knoll (knoll (at) kde.org)
      3  *           (C) 1999 Antti Koivisto (koivisto (at) kde.org)
      4  *           (C) 2001 Dirk Mueller (mueller (at) kde.org)
      5  * Copyright (C) 2004, 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
      6  * Copyright (C) 2014 Samsung Electronics. All rights reserved.
      7  *
      8  * This library is free software; you can redistribute it and/or
      9  * modify it under the terms of the GNU Library General Public
     10  * License as published by the Free Software Foundation; either
     11  * version 2 of the License, or (at your option) any later version.
     12  *
     13  * This library is distributed in the hope that it will be useful,
     14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     16  * Library General Public License for more details.
     17  *
     18  * You should have received a copy of the GNU Library General Public License
     19  * along with this library; see the file COPYING.LIB.  If not, write to
     20  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     21  * Boston, MA 02110-1301, USA.
     22  */
     23 
     24 #include "config.h"
     25 #include "core/dom/LiveNodeListBase.h"
     26 
     27 #include "core/dom/LiveNodeList.h"
     28 #include "core/html/HTMLCollection.h"
     29 
     30 namespace WebCore {
     31 
     32 void LiveNodeListBase::invalidateCacheForAttribute(const QualifiedName* attrName) const
     33 {
     34     if (isLiveNodeListType(type()))
     35         toLiveNodeList(this)->invalidateCacheForAttribute(attrName);
     36     else
     37         toHTMLCollection(this)->invalidateCacheForAttribute(attrName);
     38 }
     39 
     40 ContainerNode& LiveNodeListBase::rootNode() const
     41 {
     42     if (isRootedAtDocument() && m_ownerNode->inDocument())
     43         return m_ownerNode->document();
     44     return *m_ownerNode;
     45 }
     46 
     47 void LiveNodeListBase::didMoveToDocument(Document& oldDocument, Document& newDocument)
     48 {
     49     invalidateCache(&oldDocument);
     50     oldDocument.unregisterNodeList(this);
     51     newDocument.registerNodeList(this);
     52 }
     53 
     54 } // namespace WebCore
     55