Source/WebCore/html/HTMLArticleElement.cpp

/*
 * Copyright (C) 2022 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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#include "config.h"
#include "HTMLArticleElement.h"

#include "HTMLDocument.h"
#include "HTMLNames.h"
#include <wtf/IsoMallocInlines.h>

namespace WebCore {

WTF_MAKE_ISO_ALLOCATED_IMPL(HTMLArticleElement);

Ref<HTMLArticleElement> HTMLArticleElement::create(const QualifiedName& tagName, Document& document)
{
    return adoptRef(*new HTMLArticleElement(tagName, document));
}

HTMLArticleElement::HTMLArticleElement(const QualifiedName& tagName, Document& document)
    : HTMLElement(tagName, document)
{
    ASSERT(tagName == HTMLNames::articleTag);
}

auto HTMLArticleElement::insertedIntoAncestor(InsertionType insertionType, ContainerNode& parentOfInsertedTree) -> InsertedIntoAncestorResult
{
    auto result = HTMLElement::insertedIntoAncestor(insertionType, parentOfInsertedTree);

    if (insertionType.connectedToDocument) {
        if (auto* newDocument = dynamicDowncast<HTMLDocument>(parentOfInsertedTree.document()))
            newDocument->registerArticleElement(*this);
    }

    return result;
}

void HTMLArticleElement::removedFromAncestor(RemovalType removalType, ContainerNode& oldParentOfRemovedTree)
{
    if (removalType.disconnectedFromDocument)
        oldParentOfRemovedTree.document().unregisterArticleElement(*this);

    HTMLElement::removedFromAncestor(removalType, oldParentOfRemovedTree);
}

} // namespace WebCore