v8::Handle<v8::Object> CustomElementWrapper<ElementType, WrapperType>::wrap(PassRefPtrWillBeRawPtr<ElementType> element, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate, v8::Handle<v8::Object> (*createSpecificWrapper)(ElementType* element, v8::Handle<v8::Object> creationContext, v8::Isolate*))
{
ASSERT(DOMDataStore::getWrapper<V8Element>(element.get(), isolate).IsEmpty());
// FIXME: creationContext.IsEmpty() should never happen. Remove
// this when callers (like InspectorController::inspect) are fixed
// to never pass an empty creation context.
v8::Handle<v8::Context> context = creationContext.IsEmpty() ? isolate->GetCurrentContext() : creationContext->CreationContext();
if (!element->isUpgradedCustomElement() || DOMWrapperWorld::world(context).isIsolatedWorld())
return createUpgradeCandidateWrapper(element.get(), creationContext, isolate, createSpecificWrapper);
V8PerContextData* perContextData = V8PerContextData::from(context);
if (!perContextData)
return v8::Handle<v8::Object>();
CustomElementBinding* binding = perContextData->customElementBinding(element->customElementDefinition());
v8::Handle<v8::Object> wrapper = V8DOMWrapper::createWrapper(creationContext, binding->wrapperType(), element.get(), isolate);
if (wrapper.IsEmpty())
return v8::Handle<v8::Object>();
wrapper->SetPrototype(binding->prototype());
V8DOMWrapper::associateObjectWithWrapper<WrapperType>(element, binding->wrapperType(), wrapper, isolate, WrapperConfiguration::Dependent);
return wrapper;
}
v8::Handle<v8::Object> CustomElementHelpers::createWrapper(PassRefPtr<Element> impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate, const CreateWrapperFunction& createTypeExtensionUpgradeCandidateWrapper)
{
ASSERT(impl);
// FIXME: creationContext.IsEmpty() should never happen. Remove
// this when callers (like InspectorController::inspect) are fixed
// to never pass an empty creation context.
v8::Handle<v8::Context> context = creationContext.IsEmpty() ? isolate->GetCurrentContext() : creationContext->CreationContext();
// 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(context)) {
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;
}
CustomElementRegistry* registry = impl->document()->registry();
RefPtr<CustomElementDefinition> definition = registry->findFor(impl.get());
if (!definition)
return createUpgradeCandidateWrapper(impl, creationContext, isolate, createTypeExtensionUpgradeCandidateWrapper);
v8::Handle<v8::Object> prototype = V8PerContextData::from(context)->customElementPrototypes()->get(definition->type()).newLocal(isolate);
WrapperTypeInfo* typeInfo = CustomElementHelpers::findWrapperType(prototype);
if (!typeInfo) {
// FIXME: When can this happen?
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;
}