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 "HTMLLIElement.h"
25
26#include "Attribute.h"
27#include "CSSPropertyNames.h"
28#include "CSSValueKeywords.h"
29#include "EventPathWalker.h"
30#include "HTMLNames.h"
31#include "RenderListItem.h"
32
33namespace WebCore {
34
35using namespace HTMLNames;
36
37HTMLLIElement::HTMLLIElement(const QualifiedName& tagName, Document* document)
38    : HTMLElement(tagName, document)
39{
40    ASSERT(hasTagName(liTag));
41}
42
43PassRefPtr<HTMLLIElement> HTMLLIElement::create(Document* document)
44{
45    return adoptRef(new HTMLLIElement(liTag, document));
46}
47
48PassRefPtr<HTMLLIElement> HTMLLIElement::create(const QualifiedName& tagName, Document* document)
49{
50    return adoptRef(new HTMLLIElement(tagName, document));
51}
52
53bool HTMLLIElement::isPresentationAttribute(const QualifiedName& name) const
54{
55    if (name == typeAttr)
56        return true;
57    return HTMLElement::isPresentationAttribute(name);
58}
59
60void HTMLLIElement::collectStyleForPresentationAttribute(const QualifiedName& name, const AtomicString& value, MutableStylePropertySet* style)
61{
62    if (name == typeAttr) {
63        if (value == "a")
64            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, CSSValueLowerAlpha);
65        else if (value == "A")
66            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, CSSValueUpperAlpha);
67        else if (value == "i")
68            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, CSSValueLowerRoman);
69        else if (value == "I")
70            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, CSSValueUpperRoman);
71        else if (value == "1")
72            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, CSSValueDecimal);
73        else
74            addPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType, value);
75    } else
76        HTMLElement::collectStyleForPresentationAttribute(name, value, style);
77}
78
79void HTMLLIElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
80{
81    if (name == valueAttr) {
82        if (renderer() && renderer()->isListItem())
83            parseValue(value);
84    } else
85        HTMLElement::parseAttribute(name, value);
86}
87
88void HTMLLIElement::attach(const AttachContext& context)
89{
90    ASSERT(!attached());
91
92    HTMLElement::attach(context);
93
94    if (renderer() && renderer()->isListItem()) {
95        RenderListItem* listItemRenderer = toRenderListItem(renderer());
96
97        // Find the enclosing list node.
98        Element* listNode = 0;
99        Element* current = this;
100        while (!listNode) {
101            current = current->parentElement();
102            if (!current)
103                break;
104            if (current->hasTagName(ulTag) || current->hasTagName(olTag))
105                listNode = current;
106        }
107
108        // If we are not in a list, tell the renderer so it can position us inside.
109        // We don't want to change our style to say "inside" since that would affect nested nodes.
110        if (!listNode)
111            listItemRenderer->setNotInList(true);
112
113        parseValue(fastGetAttribute(valueAttr));
114    }
115}
116
117inline void HTMLLIElement::parseValue(const AtomicString& value)
118{
119    ASSERT(renderer() && renderer()->isListItem());
120
121    bool valueOK;
122    int requestedValue = value.toInt(&valueOK);
123    if (valueOK)
124        toRenderListItem(renderer())->setExplicitValue(requestedValue);
125    else
126        toRenderListItem(renderer())->clearExplicitValue();
127}
128
129}
130