#ifndef IDBCursor_h
#define IDBCursor_h
#if ENABLE(INDEXED_DATABASE)
#include "IDBKey.h"
#include "IDBTransaction.h"
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>
#include <wtf/RefPtr.h>
namespace WebCore {
class IDBAny;
class IDBCallbacks;
class IDBCursorBackendInterface;
class IDBRequest;
class ScriptExecutionContext;
class SerializedScriptValue;
typedef int ExceptionCode;
class IDBCursor : public RefCounted<IDBCursor> {
public:
enum Direction {
NEXT = 0,
NEXT_NO_DUPLICATE = 1,
PREV = 2,
PREV_NO_DUPLICATE = 3,
};
static PassRefPtr<IDBCursor> create(PassRefPtr<IDBCursorBackendInterface>, IDBRequest*, IDBAny* source, IDBTransaction*);
virtual ~IDBCursor();
void continueFunction(ExceptionCode& ec) { continueFunction(0, ec); }
unsigned short direction() const;
PassRefPtr<IDBKey> key() const;
PassRefPtr<IDBKey> primaryKey() const;
PassRefPtr<IDBAny> value() const;
IDBAny* source() const;
PassRefPtr<IDBRequest> update(ScriptExecutionContext*, PassRefPtr<SerializedScriptValue>, ExceptionCode&);
void advance(unsigned long, ExceptionCode&);
void continueFunction(PassRefPtr<IDBKey>, ExceptionCode&);
PassRefPtr<IDBRequest> deleteFunction(ScriptExecutionContext*, ExceptionCode&);
void postSuccessHandlerCallback();
void close();
void setValueReady();
protected:
IDBCursor(PassRefPtr<IDBCursorBackendInterface>, IDBRequest*, IDBAny* source, IDBTransaction*);
private:
RefPtr<IDBCursorBackendInterface> m_backend;
RefPtr<IDBRequest> m_request;
RefPtr<IDBAny> m_source;
RefPtr<IDBTransaction> m_transaction;
IDBTransaction::OpenCursorNotifier m_transactionNotifier;
bool m_gotValue;
RefPtr<IDBKey> m_currentKey;
RefPtr<IDBKey> m_currentPrimaryKey;
RefPtr<IDBAny> m_currentValue;
};
}
#endif
#endif // IDBCursor_h