| /* |
| * 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, 2010, 2012 Apple Inc. All rights reserved. |
| * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/) |
| * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) |
| * Copyright (C) 2013 Google Inc. 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. |
| */ |
| |
| #ifndef StyleSheetScopingNodeList_h |
| #define StyleSheetScopingNodeList_h |
| |
| #include "core/dom/ContainerNode.h" |
| #include "core/dom/DocumentOrderedList.h" |
| #include "wtf/FastAllocBase.h" |
| #include "wtf/ListHashSet.h" |
| |
| namespace WebCore { |
| |
| inline bool isTreeScopeRoot(const Node* node) |
| { |
| return !node || node->isDocumentNode() || node->isShadowRoot(); |
| } |
| |
| class StyleSheetScopingNodeList { |
| WTF_MAKE_NONCOPYABLE(StyleSheetScopingNodeList); WTF_MAKE_FAST_ALLOCATED; |
| public: |
| StyleSheetScopingNodeList() { } |
| |
| void add(ContainerNode*); |
| void remove(ContainerNode*); |
| void clear() |
| { |
| m_scopingNodes.clear(); |
| m_scopingNodesRemoved.clear(); |
| } |
| |
| void didRemoveScopingNodes() |
| { |
| if (!m_scopingNodesRemoved) |
| return; |
| m_scopingNodesRemoved->clear(); |
| } |
| |
| DocumentOrderedList* scopingNodes() { return m_scopingNodes.get(); } |
| ListHashSet<Node*, 4>* scopingNodesRemoved() { return m_scopingNodesRemoved.get(); } |
| |
| private: |
| OwnPtr<DocumentOrderedList> m_scopingNodes; |
| OwnPtr<ListHashSet<Node*, 4> > m_scopingNodesRemoved; |
| }; |
| |
| } |
| |
| #endif |