v8::Handle<v8::Object> CustomElementHelpers::CreateWrapperFunction::invoke(Element* element, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate) const
{
if (element->isHTMLElement()) {
if (m_html)
return m_html(toHTMLElement(element), creationContext, isolate);
return createV8HTMLFallbackWrapper(toHTMLUnknownElement(toHTMLElement(element)), creationContext, isolate);
} else if (element->isSVGElement()) {
if (m_svg)
return m_svg(toSVGElement(element), creationContext, isolate);
return createV8SVGFallbackWrapper(toSVGElement(element), creationContext, isolate);
}
ASSERT(0);
return v8::Handle<v8::Object>();
}
v8::Handle<v8::Object> V8CustomElement::createWrapper(PassRefPtr<Element> impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
{
ASSERT(impl);
RefPtr<CustomElementConstructor> constructor = CustomElementRegistry::constructorOf(impl.get());
if (!constructor) {
v8::Handle<v8::Value> wrapperValue = WebCore::toV8(toHTMLUnknownElement(toHTMLElement(impl.get())), creationContext, isolate);
if (!wrapperValue.IsEmpty() && wrapperValue->IsObject())
return v8::Handle<v8::Object>::Cast(wrapperValue);
return v8::Handle<v8::Object>();
}
// The constructor and registered lifecycle callbacks should be visible only from main world.
// FIXME: This shouldn't be needed once each custom element has its own FunctionTemplate
// https://bugs.webkit.org/show_bug.cgi?id=108138
if (!CustomElementHelpers::isFeatureAllowed(creationContext->CreationContext())) {
v8::Handle<v8::Object> wrapper = V8DOMWrapper::createWrapper(creationContext, &V8HTMLElement::info, impl.get(), isolate);
if (!wrapper.IsEmpty())
V8DOMWrapper::associateObjectWithWrapper(impl, &V8HTMLElement::info, wrapper, isolate, WrapperConfiguration::Dependent);
return wrapper;
}
v8::Handle<v8::Value> constructorValue = WebCore::toV8(constructor.get(), creationContext, isolate);
if (constructorValue.IsEmpty() || !constructorValue->IsObject())
return v8::Handle<v8::Object>();
v8::Handle<v8::Object> constructorWapper = v8::Handle<v8::Object>::Cast(constructorValue);
v8::Handle<v8::Object> prototype = v8::Handle<v8::Object>::Cast(constructorWapper->Get(v8::String::NewSymbol("prototype")));
WrapperTypeInfo* typeInfo = findWrapperTypeOf(prototype);
if (!typeInfo)
return v8::Handle<v8::Object>();
v8::Handle<v8::Object> wrapper = V8DOMWrapper::createWrapper(creationContext, typeInfo, impl.get(), isolate);
if (wrapper.IsEmpty())
return v8::Handle<v8::Object>();
wrapper->SetPrototype(prototype);
V8DOMWrapper::associateObjectWithWrapper(impl, typeInfo, wrapper, isolate, WrapperConfiguration::Dependent);
return wrapper;
}
v8::Handle<v8::Object> createFallbackWrapper<HTMLElement>(HTMLElement* element, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
{
return createV8HTMLFallbackWrapper(toHTMLUnknownElement(element), creationContext, isolate);
}
