1/*
2 * Copyright (C) 2007, 2014, 2015 Apple Inc. All rights reserved.
3 * Copyright (C) 2007 David Smith (catfish.man@gmail.com)
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of Apple Inc. ("Apple") nor the names of
15 * its contributors may be used to endorse or promote products derived
16 * from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#pragma once
31
32#include "CachedHTMLCollection.h"
33#include "Element.h"
34#include "SpaceSplitString.h"
35
36namespace WebCore {
37
38class ClassCollection final : public CachedHTMLCollection<ClassCollection, CollectionTypeTraits<ByClass>::traversalType> {
39 WTF_MAKE_ISO_ALLOCATED(ClassCollection);
40public:
41 static Ref<ClassCollection> create(ContainerNode&, CollectionType, const AtomicString& classNames);
42
43 virtual ~ClassCollection();
44
45 bool elementMatches(Element&) const;
46
47private:
48 ClassCollection(ContainerNode& rootNode, CollectionType, const AtomicString& classNames);
49
50 SpaceSplitString m_classNames;
51 AtomicString m_originalClassNames;
52};
53
54inline ClassCollection::ClassCollection(ContainerNode& rootNode, CollectionType type, const AtomicString& classNames)
55 : CachedHTMLCollection<ClassCollection, CollectionTypeTraits<ByClass>::traversalType>(rootNode, type)
56 , m_classNames(classNames, rootNode.document().inQuirksMode())
57 , m_originalClassNames(classNames)
58{
59}
60
61inline bool ClassCollection::elementMatches(Element& element) const
62{
63 if (!element.hasClass())
64 return false;
65 if (m_classNames.isEmpty())
66 return false;
67 return element.classNames().containsAll(m_classNames);
68}
69
70} // namespace WebCore
71
72SPECIALIZE_TYPE_TRAITS_HTMLCOLLECTION(ClassCollection, ByClass)
73