SVGScriptElement.cpp [plain text]
#include "config.h"
#if ENABLE(SVG)
#include "SVGScriptElement.h"
#include "Attribute.h"
#include "Document.h"
#include "Event.h"
#include "EventNames.h"
#include "HTMLNames.h"
#include "SVGNames.h"
#include "ScriptEventListener.h"
namespace WebCore {
DEFINE_ANIMATED_STRING(SVGScriptElement, XLinkNames::hrefAttr, Href, href)
DEFINE_ANIMATED_BOOLEAN(SVGScriptElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired)
inline SVGScriptElement::SVGScriptElement(const QualifiedName& tagName, Document* document, bool wasInsertedByParser, bool alreadyStarted)
: SVGElement(tagName, document)
, ScriptElement(this, wasInsertedByParser, alreadyStarted)
{
ASSERT(hasTagName(SVGNames::scriptTag));
}
PassRefPtr<SVGScriptElement> SVGScriptElement::create(const QualifiedName& tagName, Document* document, bool insertedByParser)
{
return adoptRef(new SVGScriptElement(tagName, document, insertedByParser, false));
}
void SVGScriptElement::parseMappedAttribute(Attribute* attr)
{
const QualifiedName& attrName = attr->name();
if (attrName == SVGNames::typeAttr)
setType(attr->value());
else if (attr->name() == HTMLNames::onerrorAttr)
setAttributeEventListener(eventNames().errorEvent, createAttributeEventListener(this, attr));
else {
if (SVGURIReference::parseMappedAttribute(attr))
return;
if (SVGExternalResourcesRequired::parseMappedAttribute(attr))
return;
SVGElement::parseMappedAttribute(attr);
}
}
void SVGScriptElement::svgAttributeChanged(const QualifiedName& attrName)
{
SVGElement::svgAttributeChanged(attrName);
if (SVGURIReference::isKnownAttribute(attrName))
handleSourceAttribute(href());
else if (SVGExternalResourcesRequired::isKnownAttribute(attrName)) {
if (!externalResourcesRequiredBaseValue() && !haveFiredLoadEvent() && !isParserInserted()) {
setHaveFiredLoadEvent(true);
ASSERT(haveLoadedRequiredResources());
sendSVGLoadEventIfPossible();
}
}
}
void SVGScriptElement::synchronizeProperty(const QualifiedName& attrName)
{
SVGElement::synchronizeProperty(attrName);
if (attrName == anyQName()) {
synchronizeExternalResourcesRequired();
synchronizeHref();
return;
}
if (SVGExternalResourcesRequired::isKnownAttribute(attrName))
synchronizeExternalResourcesRequired();
else if (SVGURIReference::isKnownAttribute(attrName))
synchronizeHref();
}
AttributeToPropertyTypeMap& SVGScriptElement::attributeToPropertyTypeMap()
{
DEFINE_STATIC_LOCAL(AttributeToPropertyTypeMap, s_attributeToPropertyTypeMap, ());
return s_attributeToPropertyTypeMap;
}
void SVGScriptElement::fillAttributeToPropertyTypeMap()
{
attributeToPropertyTypeMap().set(XLinkNames::hrefAttr, AnimatedString);
}
void SVGScriptElement::insertedIntoDocument()
{
SVGElement::insertedIntoDocument();
ScriptElement::insertedIntoDocument();
if (isParserInserted())
return;
if (!externalResourcesRequiredBaseValue()) {
setHaveFiredLoadEvent(true);
sendSVGLoadEventIfPossible();
}
}
void SVGScriptElement::removedFromDocument()
{
SVGElement::removedFromDocument();
ScriptElement::removedFromDocument();
}
void SVGScriptElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
{
ScriptElement::childrenChanged();
SVGElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
}
bool SVGScriptElement::isURLAttribute(Attribute* attr) const
{
return attr->name() == sourceAttributeValue();
}
void SVGScriptElement::finishParsingChildren()
{
SVGElement::finishParsingChildren();
if (!externalResourcesRequiredBaseValue())
setHaveFiredLoadEvent(true);
}
String SVGScriptElement::type() const
{
return m_type;
}
void SVGScriptElement::setType(const String& type)
{
m_type = type;
}
void SVGScriptElement::addSubresourceAttributeURLs(ListHashSet<KURL>& urls) const
{
SVGElement::addSubresourceAttributeURLs(urls);
addSubresourceURL(urls, document()->completeURL(href()));
}
bool SVGScriptElement::haveLoadedRequiredResources()
{
return !externalResourcesRequiredBaseValue() || haveFiredLoadEvent();
}
String SVGScriptElement::sourceAttributeValue() const
{
return href();
}
String SVGScriptElement::charsetAttributeValue() const
{
return String();
}
String SVGScriptElement::typeAttributeValue() const
{
return type();
}
String SVGScriptElement::languageAttributeValue() const
{
return String();
}
String SVGScriptElement::forAttributeValue() const
{
return String();
}
String SVGScriptElement::eventAttributeValue() const
{
return String();
}
bool SVGScriptElement::asyncAttributeValue() const
{
return false;
}
bool SVGScriptElement::deferAttributeValue() const
{
return false;
}
bool SVGScriptElement::hasSourceAttribute() const
{
return hasAttribute(XLinkNames::hrefAttr);
}
void SVGScriptElement::dispatchLoadEvent()
{
bool externalResourcesRequired = externalResourcesRequiredBaseValue();
if (isParserInserted())
ASSERT(externalResourcesRequired != haveFiredLoadEvent());
else if (haveFiredLoadEvent()) {
if (externalResourcesRequired)
return;
}
if (externalResourcesRequired) {
ASSERT(!haveFiredLoadEvent());
setHaveFiredLoadEvent(true);
ASSERT(haveLoadedRequiredResources());
sendSVGLoadEventIfPossible();
}
}
PassRefPtr<Element> SVGScriptElement::cloneElementWithoutAttributesAndChildren() const
{
return adoptRef(new SVGScriptElement(tagQName(), document(), false, alreadyStarted()));
}
}
#endif // ENABLE(SVG)