2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * Copyright (C) 2000 Frederik Holljen (frederik.holljen@hig.no)
4 * Copyright (C) 2001 Peter Kelly (pmk@post.com)
5 * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
6 * Copyright (C) 2004, 2008 Apple Inc. All rights reserved.
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.
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.
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.
26 #include "core/dom/NodeIteratorBase.h"
28 #include "bindings/v8/ExceptionState.h"
29 #include "core/dom/Node.h"
30 #include "core/dom/NodeFilter.h"
34 NodeIteratorBase::NodeIteratorBase(PassRefPtr<Node> rootNode, unsigned whatToShow, PassRefPtr<NodeFilter> nodeFilter)
36 , m_whatToShow(whatToShow)
37 , m_filter(nodeFilter)
41 short NodeIteratorBase::acceptNode(Node* node, ExceptionState& exceptionState) const
43 // The bit twiddling here is done to map DOM node types, which are given as integers from
44 // 1 through 14, to whatToShow bit masks.
45 if (!(((1 << (node->nodeType() - 1)) & m_whatToShow)))
46 return NodeFilter::FILTER_SKIP;
48 return NodeFilter::FILTER_ACCEPT;
49 return m_filter->acceptNode(node, exceptionState);
52 } // namespace WebCore