1/*
2 * Copyright (C) 2009, 2011, 2012 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "core/html/HTMLAllCollection.h"
28
29#include "core/dom/Element.h"
30#include "core/dom/StaticNodeList.h"
31
32namespace blink {
33
34PassRefPtrWillBeRawPtr<HTMLAllCollection> HTMLAllCollection::create(ContainerNode& node, CollectionType type)
35{
36    ASSERT_UNUSED(type, type == DocAll);
37    return adoptRefWillBeNoop(new HTMLAllCollection(node));
38}
39
40HTMLAllCollection::HTMLAllCollection(ContainerNode& node)
41    : HTMLCollection(node, DocAll, DoesNotOverrideItemAfter)
42{
43}
44
45HTMLAllCollection::~HTMLAllCollection()
46{
47}
48
49Element* HTMLAllCollection::namedItemWithIndex(const AtomicString& name, unsigned index) const
50{
51    updateIdNameCache();
52
53    const NamedItemCache& cache = namedItemCache();
54    if (WillBeHeapVector<RawPtrWillBeMember<Element> >* elements = cache.getElementsById(name)) {
55        if (index < elements->size())
56            return elements->at(index);
57        index -= elements->size();
58    }
59
60    if (WillBeHeapVector<RawPtrWillBeMember<Element> >* elements = cache.getElementsByName(name)) {
61        if (index < elements->size())
62            return elements->at(index);
63    }
64
65    return 0;
66}
67
68void HTMLAllCollection::namedGetter(const AtomicString& name, RefPtrWillBeRawPtr<NodeList>& returnValue0, RefPtrWillBeRawPtr<Element>& returnValue1)
69{
70    WillBeHeapVector<RefPtrWillBeMember<Element> > namedItems;
71    this->namedItems(name, namedItems);
72
73    if (!namedItems.size())
74        return;
75
76    if (namedItems.size() == 1) {
77        returnValue1 = namedItems.at(0);
78        return;
79    }
80
81    // FIXME: HTML5 specification says this should be a HTMLCollection.
82    // http://www.whatwg.org/specs/web-apps/current-work/multipage/common-dom-interfaces.html#htmlallcollection
83    returnValue0 = StaticElementList::adopt(namedItems);
84}
85
86} // namespace blink
87