#ifndef IDBRequest_h
#define IDBRequest_h
#if ENABLE(INDEXED_DATABASE)
#include "ActiveDOMObject.h"
#include "DOMStringList.h"
#include "Event.h"
#include "EventListener.h"
#include "EventNames.h"
#include "EventTarget.h"
#include "IDBAny.h"
#include "IDBCallbacks.h"
namespace WebCore {
class IDBTransaction;
typedef int ExceptionCode;
class IDBRequest : public IDBCallbacks, public EventTarget, public ActiveDOMObject {
public:
static PassRefPtr<IDBRequest> create(ScriptExecutionContext*, PassRefPtr<IDBAny> source, IDBTransaction*);
virtual ~IDBRequest();
PassRefPtr<IDBAny> result(ExceptionCode&) const;
unsigned short errorCode(ExceptionCode&) const;
String webkitErrorMessage(ExceptionCode&) const;
PassRefPtr<IDBAny> source() const;
PassRefPtr<IDBTransaction> transaction() const;
enum ReadyState {
LOADING = 1,
DONE = 2,
EarlyDeath = 3
};
unsigned short readyState() const;
DEFINE_ATTRIBUTE_EVENT_LISTENER(success);
DEFINE_ATTRIBUTE_EVENT_LISTENER(error);
void markEarlyDeath();
bool resetReadyState(IDBTransaction*);
void setCursorType(IDBCursorBackendInterface::CursorType);
void setCursor(PassRefPtr<IDBCursor>);
void finishCursor();
IDBAny* source();
void abort();
virtual void onError(PassRefPtr<IDBDatabaseError>);
virtual void onSuccess(PassRefPtr<DOMStringList>);
virtual void onSuccess(PassRefPtr<IDBDatabaseBackendInterface>);
virtual void onSuccess(PassRefPtr<IDBCursorBackendInterface>);
virtual void onSuccess(PassRefPtr<IDBKey>);
virtual void onSuccess(PassRefPtr<IDBTransactionBackendInterface>);
virtual void onSuccess(PassRefPtr<SerializedScriptValue>);
virtual void onSuccessWithContinuation();
virtual void onSuccessWithPrefetch(const Vector<RefPtr<IDBKey> >&, const Vector<RefPtr<IDBKey> >&, const Vector<RefPtr<SerializedScriptValue> >&) { ASSERT_NOT_REACHED(); } virtual void onBlocked();
virtual bool hasPendingActivity() const OVERRIDE;
virtual void stop() OVERRIDE;
virtual const AtomicString& interfaceName() const;
virtual ScriptExecutionContext* scriptExecutionContext() const;
virtual bool dispatchEvent(PassRefPtr<Event>);
bool dispatchEvent(PassRefPtr<Event> event, ExceptionCode& ec) { return EventTarget::dispatchEvent(event, ec); }
virtual void uncaughtExceptionInEventHandler();
using ThreadSafeRefCounted<IDBCallbacks>::ref;
using ThreadSafeRefCounted<IDBCallbacks>::deref;
protected:
IDBRequest(ScriptExecutionContext*, PassRefPtr<IDBAny> source, IDBTransaction*);
void enqueueEvent(PassRefPtr<Event>);
RefPtr<IDBAny> m_result;
unsigned short m_errorCode;
String m_errorMessage;
private:
virtual void refEventTarget() { ref(); }
virtual void derefEventTarget() { deref(); }
virtual EventTargetData* eventTargetData();
virtual EventTargetData* ensureEventTargetData();
void setResultCursor(PassRefPtr<IDBCursor>, IDBCursorBackendInterface::CursorType);
RefPtr<IDBAny> m_source;
RefPtr<IDBTransaction> m_transaction;
ReadyState m_readyState;
bool m_requestFinished; bool m_cursorFinished;
bool m_contextStopped;
Vector<RefPtr<Event> > m_enqueuedEvents;
IDBCursorBackendInterface::CursorType m_cursorType;
RefPtr<IDBCursor> m_cursor;
EventTargetData m_eventTargetData;
};
}
#endif // ENABLE(INDEXED_DATABASE)
#endif // IDBRequest_h