JSDOMGlobalObject.cpp [plain text]
#include "config.h"
#include "JSDOMGlobalObject.h"
#include "Document.h"
#include "JSDOMWindow.h"
#include "JSEventListener.h"
#include "JSWorkerGlobalScope.h"
#include "WorkerGlobalScope.h"
using namespace JSC;
namespace WebCore {
const ClassInfo JSDOMGlobalObject::s_info = { "DOMGlobalObject", &JSGlobalObject::s_info, 0, CREATE_METHOD_TABLE(JSDOMGlobalObject) };
JSDOMGlobalObject::JSDOMGlobalObject(VM& vm, Structure* structure, PassRefPtr<DOMWrapperWorld> world, const GlobalObjectMethodTable* globalObjectMethodTable)
: JSGlobalObject(vm, structure, globalObjectMethodTable)
, m_currentEvent(0)
, m_world(world)
, m_worldIsNormal(m_world->isNormal())
{
ASSERT(m_world);
}
void JSDOMGlobalObject::destroy(JSCell* cell)
{
static_cast<JSDOMGlobalObject*>(cell)->JSDOMGlobalObject::~JSDOMGlobalObject();
}
void JSDOMGlobalObject::finishCreation(VM& vm)
{
Base::finishCreation(vm);
ASSERT(inherits(info()));
}
void JSDOMGlobalObject::finishCreation(VM& vm, JSObject* thisValue)
{
Base::finishCreation(vm, thisValue);
ASSERT(inherits(info()));
}
ScriptExecutionContext* JSDOMGlobalObject::scriptExecutionContext() const
{
if (inherits(JSDOMWindowBase::info()))
return jsCast<const JSDOMWindowBase*>(this)->scriptExecutionContext();
if (inherits(JSWorkerGlobalScopeBase::info()))
return jsCast<const JSWorkerGlobalScopeBase*>(this)->scriptExecutionContext();
ASSERT_NOT_REACHED();
return 0;
}
void JSDOMGlobalObject::visitChildren(JSCell* cell, SlotVisitor& visitor)
{
JSDOMGlobalObject* thisObject = jsCast<JSDOMGlobalObject*>(cell);
ASSERT_GC_OBJECT_INHERITS(thisObject, info());
Base::visitChildren(thisObject, visitor);
for (auto& structure : thisObject->structures().values())
visitor.append(&structure);
for (auto& constructor : thisObject->constructors().values())
visitor.append(&constructor);
}
void JSDOMGlobalObject::setCurrentEvent(Event* currentEvent)
{
m_currentEvent = currentEvent;
}
Event* JSDOMGlobalObject::currentEvent() const
{
return m_currentEvent;
}
JSDOMGlobalObject* toJSDOMGlobalObject(Document* document, JSC::ExecState* exec)
{
return toJSDOMWindow(document->frame(), currentWorld(exec));
}
JSDOMGlobalObject* toJSDOMGlobalObject(ScriptExecutionContext* scriptExecutionContext, JSC::ExecState* exec)
{
if (is<Document>(*scriptExecutionContext))
return toJSDOMGlobalObject(downcast<Document>(scriptExecutionContext), exec);
if (is<WorkerGlobalScope>(*scriptExecutionContext))
return downcast<WorkerGlobalScope>(*scriptExecutionContext).script()->workerGlobalScopeWrapper();
ASSERT_NOT_REACHED();
return nullptr;
}
JSDOMGlobalObject* toJSDOMGlobalObject(Document* document, DOMWrapperWorld& world)
{
return toJSDOMWindow(document->frame(), world);
}
JSDOMGlobalObject* toJSDOMGlobalObject(ScriptExecutionContext* scriptExecutionContext, DOMWrapperWorld& world)
{
if (is<Document>(*scriptExecutionContext))
return toJSDOMGlobalObject(downcast<Document>(scriptExecutionContext), world);
if (is<WorkerGlobalScope>(*scriptExecutionContext))
return downcast<WorkerGlobalScope>(*scriptExecutionContext).script()->workerGlobalScopeWrapper();
ASSERT_NOT_REACHED();
return nullptr;
}
}