/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2001 Dirk Mueller (mueller@kde.org)
* (C) 2006 Alexey Proskuryakov (ap@webkit.org)
* Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
* Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
* Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
* Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
* Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "core/dom/StyleSheetScopingNodeList.h"
#include "core/dom/Document.h"
#include "core/dom/Node.h"
namespace WebCore {
void StyleSheetScopingNodeList::add(ContainerNode* node)
{
ASSERT(node && node->inDocument());
if (isTreeScopeRoot(node))
return;
if (!m_scopingNodes)
m_scopingNodes = adoptPtr(new DocumentOrderedList());
m_scopingNodes->add(node);
if (m_scopingNodesRemoved)
m_scopingNodesRemoved->remove(node);
}
void StyleSheetScopingNodeList::remove(ContainerNode* node)
{
if (isTreeScopeRoot(node) || !m_scopingNodes)
return;
// If the node is still working as a scoping node, we cannot remove.
if (node->inDocument() && node->numberOfScopedHTMLStyleChildren())
return;
m_scopingNodes->remove(node);
if (!m_scopingNodesRemoved)
m_scopingNodesRemoved = adoptPtr(new ListHashSet<Node*, 4>());
m_scopingNodesRemoved->add(node);
}
}