18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 1999 Lars Knoll (knoll@kde.org) 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2000 Frederik Holljen (frederik.holljen@hig.no) 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2001 Peter Kelly (pmk@post.com) 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2004, 2008 Apple Inc. All rights reserved. 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * This library is free software; you can redistribute it and/or 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modify it under the terms of the GNU Library General Public 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * License as published by the Free Software Foundation; either 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * version 2 of the License, or (at your option) any later version. 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * This library is distributed in the hope that it will be useful, 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * but WITHOUT ANY WARRANTY; without even the implied warranty of 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Library General Public License for more details. 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * You should have received a copy of the GNU Library General Public License 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * along with this library; see the file COPYING.LIB. If not, write to 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Boston, MA 02110-1301, USA. 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "config.h" 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Traversal.h" 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Node.h" 298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "NodeFilter.h" 308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace WebCore { 328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source ProjectTraversal::Traversal(PassRefPtr<Node> rootNode, unsigned whatToShow, PassRefPtr<NodeFilter> nodeFilter, bool expandEntityReferences) 348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project : m_root(rootNode) 358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project , m_whatToShow(whatToShow) 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project , m_filter(nodeFilter) 378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project , m_expandEntityReferences(expandEntityReferences) 388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 41635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Projectshort Traversal::acceptNode(ScriptState* state, Node* node) const 428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // FIXME: To handle XML properly we would have to check m_expandEntityReferences. 448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // The bit twiddling here is done to map DOM node types, which are given as integers from 468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // 1 through 12, to whatToShow bit masks. 478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (!(((1 << (node->nodeType() - 1)) & m_whatToShow))) 488e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return NodeFilter::FILTER_SKIP; 498e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (!m_filter) 508e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return NodeFilter::FILTER_ACCEPT; 51635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project return m_filter->acceptNode(state, node); 528e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 538e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} // namespace WebCore 55