1 | /* |
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. |
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 | |
25 | #pragma once |
26 | |
27 | #include "ExceptionOr.h" |
28 | #include <wtf/RefPtr.h> |
29 | |
30 | namespace WebCore { |
31 | |
32 | class Node; |
33 | class NodeFilter; |
34 | |
35 | class NodeIteratorBase { |
36 | public: |
37 | Node& root() { return m_root.get(); } |
38 | const Node& root() const { return m_root.get(); } |
39 | |
40 | unsigned whatToShow() const { return m_whatToShow; } |
41 | NodeFilter* filter() const { return m_filter.get(); } |
42 | |
43 | protected: |
44 | NodeIteratorBase(Node&, unsigned whatToShow, RefPtr<NodeFilter>&&); |
45 | ExceptionOr<unsigned short> acceptNode(Node&); |
46 | |
47 | private: |
48 | Ref<Node> m_root; |
49 | RefPtr<NodeFilter> m_filter; |
50 | unsigned m_whatToShow; |
51 | bool m_isActive { false }; |
52 | }; |
53 | |
54 | } // namespace WebCore |
55 | |