JSMessageChannelConstructor.cpp [plain text]
#include "config.h"
#include "JSMessageChannelConstructor.h"
#include "Document.h"
#include "JSDocument.h"
#include "JSMessageChannel.h"
#include "JSWorkerContext.h"
#include "MessageChannel.h"
using namespace JSC;
namespace WebCore {
const ClassInfo JSMessageChannelConstructor::s_info = { "MessageChannelConstructor", 0, 0, 0 };
JSMessageChannelConstructor::JSMessageChannelConstructor(ExecState* exec, ScriptExecutionContext* scriptExecutionContext)
: DOMObject(JSMessageChannelConstructor::createStructure(exec->lexicalGlobalObject()->objectPrototype()))
, m_scriptExecutionContext(scriptExecutionContext)
{
if (m_scriptExecutionContext->isDocument())
m_contextWrapper = toJS(exec, static_cast<Document*>(scriptExecutionContext));
#if ENABLE(WORKERS)
else if (m_scriptExecutionContext->isWorkerContext())
m_contextWrapper = toJSDOMGlobalObject(scriptExecutionContext);
#endif
else
ASSERT_NOT_REACHED();
putDirect(exec->propertyNames().prototype, JSMessageChannelPrototype::self(exec, exec->lexicalGlobalObject()), None);
}
JSMessageChannelConstructor::~JSMessageChannelConstructor()
{
}
ConstructType JSMessageChannelConstructor::getConstructData(ConstructData& constructData)
{
constructData.native.function = construct;
return ConstructTypeHost;
}
JSObject* JSMessageChannelConstructor::construct(ExecState* exec, JSObject* constructor, const ArgList&)
{
return asObject(toJS(exec, MessageChannel::create(static_cast<JSMessageChannelConstructor*>(constructor)->scriptExecutionContext())));
}
void JSMessageChannelConstructor::mark()
{
DOMObject::mark();
if (!m_contextWrapper.marked())
m_contextWrapper.mark();
}
}