1/*
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 *           (C) 1999 Antti Koivisto (koivisto@kde.org)
4 * Copyright (C) 2006, 2007, 2010 Apple Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 *
21 */
22
23#include "config.h"
24#include "core/html/HTMLLIElement.h"
25
26#include "core/CSSPropertyNames.h"
27#include "core/CSSValueKeywords.h"
28#include "core/HTMLNames.h"
29#include "core/dom/NodeRenderingTraversal.h"
30#include "core/rendering/RenderListItem.h"
31
32namespace blink {
33
34using namespace HTMLNames;
35
36inline HTMLLIElement::HTMLLIElement(Document& document)
37    : HTMLElement(liTag, document)
38{
39}
40
41DEFINE_NODE_FACTORY(HTMLLIElement)
42
43bool HTMLLIElement::isPresentationAttribute(const QualifiedName& name) const
44{
45    if (name == typeAttr)
46        return true;
47    return HTMLElement::isPresentationAttribute(name);
48}
49
50void HTMLLIElement::collectStyleForPresentationAttribute(const QualifiedName& name, const AtomicString& value, MutableStylePropertySet* style)
51{
52    if (name == typeAttr) {
53        if (value == "a")
54            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, CSSValueLowerAlpha);
55        else if (value == "A")
56            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, CSSValueUpperAlpha);
57        else if (value == "i")
58            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, CSSValueLowerRoman);
59        else if (value == "I")
60            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, CSSValueUpperRoman);
61        else if (value == "1")
62            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, CSSValueDecimal);
63        else
64            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, value);
65    } else
66        HTMLElement::collectStyleForPresentationAttribute(name, value, style);
67}
68
69void HTMLLIElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
70{
71    if (name == valueAttr) {
72        if (renderer() && renderer()->isListItem())
73            parseValue(value);
74    } else
75        HTMLElement::parseAttribute(name, value);
76}
77
78void HTMLLIElement::attach(const AttachContext& context)
79{
80    HTMLElement::attach(context);
81
82    if (renderer() && renderer()->isListItem()) {
83        RenderListItem* listItemRenderer = toRenderListItem(renderer());
84
85        ASSERT(!document().childNeedsDistributionRecalc());
86
87        // Find the enclosing list node.
88        Element* listNode = 0;
89        Element* current = this;
90        while (!listNode) {
91            current = NodeRenderingTraversal::parentElement(current);
92            if (!current)
93                break;
94            if (isHTMLUListElement(*current) || isHTMLOListElement(*current))
95                listNode = current;
96        }
97
98        // If we are not in a list, tell the renderer so it can position us inside.
99        // We don't want to change our style to say "inside" since that would affect nested nodes.
100        if (!listNode)
101            listItemRenderer->setNotInList(true);
102
103        parseValue(fastGetAttribute(valueAttr));
104    }
105}
106
107inline void HTMLLIElement::parseValue(const AtomicString& value)
108{
109    ASSERT(renderer() && renderer()->isListItem());
110
111    bool valueOK;
112    int requestedValue = value.toInt(&valueOK);
113    if (valueOK)
114        toRenderListItem(renderer())->setExplicitValue(requestedValue);
115    else
116        toRenderListItem(renderer())->clearExplicitValue();
117}
118
119}
120