117 lines
4.0 KiB
C++
117 lines
4.0 KiB
C++
/*
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* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
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* (C) 1999 Antti Koivisto (koivisto@kde.org)
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* Copyright (C) 2010 Apple Inc. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#include "config.h"
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#include "HTMLOListElement.h"
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#include "CSSPropertyNames.h"
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#include "CSSValueKeywords.h"
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#include "HTMLNames.h"
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#include "HTMLParserIdioms.h"
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#include "RenderListItem.h"
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#include <wtf/IsoMallocInlines.h>
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// FIXME: There should be a standard way to turn a std::expected into a Optional.
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// Maybe we should put this into the header file for Expected and give it a better name.
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template<typename T, typename E> inline std::optional<T> optionalValue(Expected<T, E>&& expected)
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{
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return expected ? std::optional<T>(WTFMove(expected.value())) : std::nullopt;
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}
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namespace WebCore {
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WTF_MAKE_ISO_ALLOCATED_IMPL(HTMLOListElement);
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using namespace HTMLNames;
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inline HTMLOListElement::HTMLOListElement(const QualifiedName& tagName, Document& document)
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: HTMLElement(tagName, document)
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{
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ASSERT(hasTagName(olTag));
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}
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Ref<HTMLOListElement> HTMLOListElement::create(Document& document)
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{
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return adoptRef(*new HTMLOListElement(olTag, document));
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}
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Ref<HTMLOListElement> HTMLOListElement::create(const QualifiedName& tagName, Document& document)
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{
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return adoptRef(*new HTMLOListElement(tagName, document));
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}
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bool HTMLOListElement::hasPresentationalHintsForAttribute(const QualifiedName& name) const
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{
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if (name == typeAttr)
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return true;
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return HTMLElement::hasPresentationalHintsForAttribute(name);
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}
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void HTMLOListElement::collectPresentationalHintsForAttribute(const QualifiedName& name, const AtomString& value, MutableStyleProperties& style)
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{
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if (name == typeAttr) {
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if (value == "a")
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addPropertyToPresentationalHintStyle(style, CSSPropertyListStyleType, CSSValueLowerAlpha);
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else if (value == "A")
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addPropertyToPresentationalHintStyle(style, CSSPropertyListStyleType, CSSValueUpperAlpha);
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else if (value == "i")
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addPropertyToPresentationalHintStyle(style, CSSPropertyListStyleType, CSSValueLowerRoman);
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else if (value == "I")
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addPropertyToPresentationalHintStyle(style, CSSPropertyListStyleType, CSSValueUpperRoman);
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else if (value == "1")
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addPropertyToPresentationalHintStyle(style, CSSPropertyListStyleType, CSSValueDecimal);
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} else
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HTMLElement::collectPresentationalHintsForAttribute(name, value, style);
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}
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void HTMLOListElement::parseAttribute(const QualifiedName& name, const AtomString& value)
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{
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if (name == startAttr) {
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int oldStart = start();
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m_start = optionalValue(parseHTMLInteger(value));
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if (oldStart == start())
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return;
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RenderListItem::updateItemValuesForOrderedList(*this);
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} else if (name == reversedAttr) {
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bool reversed = !value.isNull();
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if (reversed == m_isReversed)
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return;
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m_isReversed = reversed;
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RenderListItem::updateItemValuesForOrderedList(*this);
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} else
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HTMLElement::parseAttribute(name, value);
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}
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void HTMLOListElement::setStartForBindings(int start)
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{
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setIntegralAttribute(startAttr, start);
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}
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unsigned HTMLOListElement::itemCount() const
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{
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if (!m_itemCount)
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m_itemCount = RenderListItem::itemCountForOrderedList(*this);
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return m_itemCount.value();
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}
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}
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