JSDOMGlobalObject.h [plain text]
#ifndef JSDOMGlobalObject_h
#define JSDOMGlobalObject_h
#include <runtime/JSGlobalObject.h>
namespace WebCore {
class Document;
class Event;
class DOMWrapperWorld;
class JSLazyEventListener;
class JSEventListener;
class ScriptExecutionContext;
typedef HashMap<const JSC::ClassInfo*, RefPtr<JSC::Structure> > JSDOMStructureMap;
typedef HashMap<const JSC::ClassInfo*, JSC::JSObject*> JSDOMConstructorMap;
class JSDOMGlobalObject : public JSC::JSGlobalObject {
typedef JSC::JSGlobalObject Base;
protected:
struct JSDOMGlobalObjectData;
JSDOMGlobalObject(NonNullPassRefPtr<JSC::Structure>, JSDOMGlobalObjectData*, JSC::JSObject* thisValue);
public:
JSDOMStructureMap& structures() { return d()->structures; }
JSDOMConstructorMap& constructors() const { return d()->constructors; }
virtual ScriptExecutionContext* scriptExecutionContext() const = 0;
JSDOMGlobalObject* globalObject() { return this; }
void setCurrentEvent(Event*);
Event* currentEvent() const;
void setInjectedScript(JSObject*);
JSObject* injectedScript() const;
virtual void markChildren(JSC::MarkStack&);
DOMWrapperWorld* world() { return d()->m_world.get(); }
virtual const JSC::ClassInfo* classInfo() const { return &s_info; }
static const JSC::ClassInfo s_info;
protected:
struct JSDOMGlobalObjectData : public JSC::JSGlobalObject::JSGlobalObjectData {
JSDOMGlobalObjectData(DOMWrapperWorld* world, Destructor destructor = destroyJSDOMGlobalObjectData)
: JSGlobalObjectData(destructor)
, evt(0)
, m_world(world)
, m_injectedScript(0)
{
}
JSDOMStructureMap structures;
JSDOMConstructorMap constructors;
Event* evt;
RefPtr<DOMWrapperWorld> m_world;
JSObject* m_injectedScript;
};
private:
static void destroyJSDOMGlobalObjectData(void*);
JSDOMGlobalObjectData* d() const { return static_cast<JSDOMGlobalObjectData*>(JSC::JSVariableObject::d); }
};
template<class ConstructorClass>
inline JSC::JSObject* getDOMConstructor(JSC::ExecState* exec, const JSDOMGlobalObject* globalObject)
{
if (JSC::JSObject* constructor = globalObject->constructors().get(&ConstructorClass::s_info))
return constructor;
JSC::JSObject* constructor = new (exec) ConstructorClass(exec, const_cast<JSDOMGlobalObject*>(globalObject));
ASSERT(!globalObject->constructors().contains(&ConstructorClass::s_info));
globalObject->constructors().set(&ConstructorClass::s_info, constructor);
return constructor;
}
JSDOMGlobalObject* toJSDOMGlobalObject(Document*, JSC::ExecState*);
JSDOMGlobalObject* toJSDOMGlobalObject(ScriptExecutionContext*, JSC::ExecState*);
JSDOMGlobalObject* toJSDOMGlobalObject(Document*, DOMWrapperWorld*);
JSDOMGlobalObject* toJSDOMGlobalObject(ScriptExecutionContext*, DOMWrapperWorld*);
}
#endif // JSDOMGlobalObject_h