97 lines
3.1 KiB
C++
97 lines
3.1 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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* (C) 2001 Dirk Mueller (mueller@kde.org)
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* Copyright (C) 2003-2017 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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#include "config.h"
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#include "HTMLTitleElement.h"
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#include "Document.h"
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#include "HTMLNames.h"
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#include "NodeRenderStyle.h"
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#include "RenderElement.h"
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#include "RenderStyle.h"
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#include "StyleInheritedData.h"
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#include "StyleResolver.h"
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#include "Text.h"
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#include "TextNodeTraversal.h"
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#include <wtf/IsoMallocInlines.h>
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#include <wtf/Ref.h>
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#include <wtf/text/StringBuilder.h>
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namespace WebCore {
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WTF_MAKE_ISO_ALLOCATED_IMPL(HTMLTitleElement);
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using namespace HTMLNames;
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inline HTMLTitleElement::HTMLTitleElement(const QualifiedName& tagName, Document& document)
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: HTMLElement(tagName, document)
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{
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ASSERT(hasTagName(titleTag));
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}
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Ref<HTMLTitleElement> HTMLTitleElement::create(const QualifiedName& tagName, Document& document)
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{
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return adoptRef(*new HTMLTitleElement(tagName, document));
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}
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Node::InsertedIntoAncestorResult HTMLTitleElement::insertedIntoAncestor(InsertionType insertionType, ContainerNode& parentOfInsertedTree)
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{
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HTMLElement::insertedIntoAncestor(insertionType, parentOfInsertedTree);
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document().titleElementAdded(*this);
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return InsertedIntoAncestorResult::Done;
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}
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void HTMLTitleElement::removedFromAncestor(RemovalType removalType, ContainerNode& oldParentOfRemovedTree)
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{
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HTMLElement::removedFromAncestor(removalType, oldParentOfRemovedTree);
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document().titleElementRemoved(*this);
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}
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void HTMLTitleElement::childrenChanged(const ChildChange& change)
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{
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HTMLElement::childrenChanged(change);
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m_title = computedTextWithDirection();
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document().titleElementTextChanged(*this);
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}
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String HTMLTitleElement::text() const
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{
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return TextNodeTraversal::childTextContent(*this);
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}
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StringWithDirection HTMLTitleElement::computedTextWithDirection()
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{
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auto direction = TextDirection::LTR;
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if (auto* computedStyle = this->computedStyle())
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direction = computedStyle->direction();
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else
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direction = styleResolver().styleForElement(*this, parentElement() ? parentElement()->renderStyle() : nullptr).renderStyle->direction();
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return { text(), direction };
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}
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void HTMLTitleElement::setText(const String& value)
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{
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setTextContent(value);
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}
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}
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