HTMLTemplateElement.cpp [plain text]
#include "config.h"
#include "HTMLTemplateElement.h"
#include "DocumentFragment.h"
#include "HTMLDocument.h"
#include "TemplateContentDocumentFragment.h"
#include "markup.h"
namespace WebCore {
using namespace HTMLNames;
inline HTMLTemplateElement::HTMLTemplateElement(const QualifiedName& tagName, Document& document)
: HTMLElement(tagName, document)
{
}
HTMLTemplateElement::~HTMLTemplateElement()
{
if (m_content)
m_content->clearHost();
}
Ref<HTMLTemplateElement> HTMLTemplateElement::create(const QualifiedName& tagName, Document& document)
{
return adoptRef(*new HTMLTemplateElement(tagName, document));
}
DocumentFragment& HTMLTemplateElement::content() const
{
if (!m_content)
m_content = TemplateContentDocumentFragment::create(document().ensureTemplateDocument(), this);
return *m_content;
}
Ref<Node> HTMLTemplateElement::cloneNodeInternal(Document& targetDocument, CloningOperation type)
{
RefPtr<Node> clone;
switch (type) {
case CloningOperation::OnlySelf:
return cloneElementWithoutChildren(targetDocument);
case CloningOperation::SelfWithTemplateContent:
clone = cloneElementWithoutChildren(targetDocument);
break;
case CloningOperation::Everything:
clone = cloneElementWithChildren(targetDocument);
break;
}
if (m_content)
content().cloneChildNodes(downcast<HTMLTemplateElement>(clone.get())->content());
return clone.releaseNonNull();
}
void HTMLTemplateElement::didMoveToNewDocument(Document& oldDocument)
{
HTMLElement::didMoveToNewDocument(oldDocument);
if (!m_content)
return;
document().ensureTemplateDocument().adoptIfNeeded(*m_content);
}
}