1/*
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * (C) 1999 Antti Koivisto (koivisto@kde.org)
4 * (C) 2001 Dirk Mueller (mueller@kde.org)
5 * Copyright (C) 2004-2008, 2014-2016 Apple Inc. All rights reserved.
6 * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
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#pragma once
25
26#include "CachedHTMLCollection.h"
27#include <wtf/text/AtomicString.h>
28
29namespace WebCore {
30
31// HTMLCollection that limits to a particular tag.
32class TagCollection final : public CachedHTMLCollection<TagCollection, CollectionTypeTraits<ByTag>::traversalType> {
33 WTF_MAKE_ISO_ALLOCATED(TagCollection);
34public:
35 static Ref<TagCollection> create(ContainerNode& rootNode, CollectionType type, const AtomicString& qualifiedName)
36 {
37 ASSERT_UNUSED(type, type == ByTag);
38 return adoptRef(*new TagCollection(rootNode, qualifiedName));
39 }
40
41 virtual ~TagCollection();
42 bool elementMatches(Element&) const;
43
44private:
45 TagCollection(ContainerNode& rootNode, const AtomicString& qualifiedName);
46
47 AtomicString m_qualifiedName;
48};
49
50class TagCollectionNS final : public CachedHTMLCollection<TagCollectionNS, CollectionTypeTraits<ByTag>::traversalType> {
51 WTF_MAKE_ISO_ALLOCATED(TagCollectionNS);
52public:
53 static Ref<TagCollectionNS> create(ContainerNode& rootNode, const AtomicString& namespaceURI, const AtomicString& localName)
54 {
55 return adoptRef(*new TagCollectionNS(rootNode, namespaceURI, localName));
56 }
57
58 virtual ~TagCollectionNS();
59 bool elementMatches(Element&) const;
60
61private:
62 TagCollectionNS(ContainerNode& rootNode, const AtomicString& namespaceURI, const AtomicString& localName);
63
64 AtomicString m_namespaceURI;
65 AtomicString m_localName;
66};
67
68class HTMLTagCollection final : public CachedHTMLCollection<HTMLTagCollection, CollectionTypeTraits<ByHTMLTag>::traversalType> {
69 WTF_MAKE_ISO_ALLOCATED(HTMLTagCollection);
70public:
71 static Ref<HTMLTagCollection> create(ContainerNode& rootNode, CollectionType type, const AtomicString& qualifiedName)
72 {
73 ASSERT_UNUSED(type, type == ByHTMLTag);
74 return adoptRef(*new HTMLTagCollection(rootNode, qualifiedName));
75 }
76
77 virtual ~HTMLTagCollection();
78 bool elementMatches(Element&) const;
79
80private:
81 HTMLTagCollection(ContainerNode& rootNode, const AtomicString& qualifiedName);
82
83 AtomicString m_qualifiedName;
84 AtomicString m_loweredQualifiedName;
85};
86
87inline bool TagCollection::elementMatches(Element& element) const
88{
89 return m_qualifiedName == element.tagQName().toString();
90}
91
92inline bool TagCollectionNS::elementMatches(Element& element) const
93{
94 if (m_localName != starAtom() && m_localName != element.localName())
95 return false;
96 return m_namespaceURI == starAtom() || m_namespaceURI == element.namespaceURI();
97}
98
99inline bool HTMLTagCollection::elementMatches(Element& element) const
100{
101 if (element.isHTMLElement())
102 return m_loweredQualifiedName == element.tagQName().toString();
103 return m_qualifiedName == element.tagQName().toString();
104}
105
106} // namespace WebCore
107