blob: cf91df7259c0109f1b76aba2f97db61028a7876a [file] [log] [blame]
/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2010 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include "third_party/blink/renderer/core/html/html_olist_element.h"
#include "third_party/blink/renderer/core/css_property_names.h"
#include "third_party/blink/renderer/core/css_value_keywords.h"
#include "third_party/blink/renderer/core/frame/use_counter.h"
#include "third_party/blink/renderer/core/html/list_item_ordinal.h"
#include "third_party/blink/renderer/core/html/parser/html_parser_idioms.h"
#include "third_party/blink/renderer/core/html_names.h"
#include "third_party/blink/renderer/core/layout/layout_list_item.h"
namespace blink {
using namespace HTMLNames;
inline HTMLOListElement::HTMLOListElement(Document& document)
: HTMLElement(olTag, document),
start_(0xBADBEEF),
item_count_(0),
has_explicit_start_(false),
is_reversed_(false),
should_recalculate_item_count_(false) {}
DEFINE_NODE_FACTORY(HTMLOListElement)
bool HTMLOListElement::IsPresentationAttribute(
const QualifiedName& name) const {
if (name == typeAttr)
return true;
return HTMLElement::IsPresentationAttribute(name);
}
void HTMLOListElement::CollectStyleForPresentationAttribute(
const QualifiedName& name,
const AtomicString& value,
MutableCSSPropertyValueSet* style) {
if (name == typeAttr) {
if (value == "a")
AddPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType,
CSSValueLowerAlpha);
else if (value == "A")
AddPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType,
CSSValueUpperAlpha);
else if (value == "i")
AddPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType,
CSSValueLowerRoman);
else if (value == "I")
AddPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType,
CSSValueUpperRoman);
else if (value == "1")
AddPropertyToPresentationAttributeStyle(style, CSSPropertyListStyleType,
CSSValueDecimal);
} else {
HTMLElement::CollectStyleForPresentationAttribute(name, value, style);
}
}
void HTMLOListElement::ParseAttribute(
const AttributeModificationParams& params) {
if (params.name == startAttr) {
int old_start = StartConsideringItemCount();
int parsed_start = 0;
bool can_parse = ParseHTMLInteger(params.new_value, parsed_start);
has_explicit_start_ = can_parse;
start_ = can_parse ? parsed_start : 0xBADBEEF;
if (old_start == StartConsideringItemCount())
return;
UpdateItemValues();
} else if (params.name == reversedAttr) {
bool reversed = !params.new_value.IsNull();
if (reversed == is_reversed_)
return;
is_reversed_ = reversed;
UpdateItemValues();
} else {
HTMLElement::ParseAttribute(params);
}
}
void HTMLOListElement::setStart(int start) {
SetIntegralAttribute(startAttr, start);
}
void HTMLOListElement::UpdateItemValues() {
if (!GetLayoutObject())
return;
UpdateDistributionForFlatTreeTraversal();
ListItemOrdinal::InvalidateAllItemsForOrderedList(this);
}
void HTMLOListElement::RecalculateItemCount() {
item_count_ = ListItemOrdinal::ItemCountForOrderedList(this);
should_recalculate_item_count_ = false;
}
} // namespace blink