SVGStyleElement.cpp [plain text]
#include "config.h"
#include "SVGStyleElement.h"
#include "CSSStyleSheet.h"
#include "Document.h"
#include "SVGNames.h"
#include <wtf/IsoMallocInlines.h>
#include <wtf/StdLibExtras.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(SVGStyleElement);
inline SVGStyleElement::SVGStyleElement(const QualifiedName& tagName, Document& document, bool createdByParser)
: SVGElement(tagName, document)
, m_styleSheetOwner(document, createdByParser)
, m_svgLoadEventTimer(*this, &SVGElement::svgLoadEventTimerFired)
{
ASSERT(hasTagName(SVGNames::styleTag));
}
SVGStyleElement::~SVGStyleElement()
{
m_styleSheetOwner.clearDocumentData(*this);
}
Ref<SVGStyleElement> SVGStyleElement::create(const QualifiedName& tagName, Document& document, bool createdByParser)
{
return adoptRef(*new SVGStyleElement(tagName, document, createdByParser));
}
bool SVGStyleElement::disabled() const
{
return sheet() && sheet()->disabled();
}
void SVGStyleElement::setDisabled(bool setDisabled)
{
if (auto styleSheet = makeRefPtr(sheet()))
styleSheet->setDisabled(setDisabled);
}
const AtomicString& SVGStyleElement::type() const
{
static NeverDestroyed<const AtomicString> defaultValue("text/css", AtomicString::ConstructFromLiteral);
const AtomicString& n = getAttribute(SVGNames::typeAttr);
return n.isNull() ? defaultValue.get() : n;
}
void SVGStyleElement::setType(const AtomicString& type)
{
setAttribute(SVGNames::typeAttr, type);
}
const AtomicString& SVGStyleElement::media() const
{
static NeverDestroyed<const AtomicString> defaultValue("all", AtomicString::ConstructFromLiteral);
const AtomicString& n = attributeWithoutSynchronization(SVGNames::mediaAttr);
return n.isNull() ? defaultValue.get() : n;
}
void SVGStyleElement::setMedia(const AtomicString& media)
{
setAttributeWithoutSynchronization(SVGNames::mediaAttr, media);
}
String SVGStyleElement::title() const
{
return attributeWithoutSynchronization(SVGNames::titleAttr);
}
void SVGStyleElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
{
if (name == SVGNames::titleAttr) {
if (sheet() && !isInShadowTree())
sheet()->setTitle(value);
return;
}
if (name == SVGNames::typeAttr) {
m_styleSheetOwner.setContentType(value);
return;
}
if (name == SVGNames::mediaAttr) {
m_styleSheetOwner.setMedia(value);
return;
}
SVGElement::parseAttribute(name, value);
}
void SVGStyleElement::finishParsingChildren()
{
m_styleSheetOwner.finishParsingChildren(*this);
SVGElement::finishParsingChildren();
}
Node::InsertedIntoAncestorResult SVGStyleElement::insertedIntoAncestor(InsertionType insertionType, ContainerNode& parentOfInsertedTree)
{
auto result = SVGElement::insertedIntoAncestor(insertionType, parentOfInsertedTree);
if (insertionType.connectedToDocument)
m_styleSheetOwner.insertedIntoDocument(*this);
return result;
}
void SVGStyleElement::removedFromAncestor(RemovalType removalType, ContainerNode& oldParentOfRemovedTree)
{
SVGElement::removedFromAncestor(removalType, oldParentOfRemovedTree);
if (removalType.disconnectedFromDocument)
m_styleSheetOwner.removedFromDocument(*this);
}
void SVGStyleElement::childrenChanged(const ChildChange& change)
{
SVGElement::childrenChanged(change);
m_styleSheetOwner.childrenChanged(*this);
}
}