IDBCursorBackendOperations.h [plain text]
#ifndef IDBCursorBackendOperations_h
#define IDBCursorBackendOperations_h
#if ENABLE(INDEXED_DATABASE)
#include "IDBCursorBackend.h"
#include "IDBOperation.h"
namespace WebCore {
class CursorIterationOperation : public IDBOperation {
public:
static PassRefPtr<IDBOperation> create(PassRefPtr<IDBCursorBackend> cursor, PassRefPtr<IDBKey> key, PassRefPtr<IDBCallbacks> callbacks)
{
return adoptRef(new CursorIterationOperation(cursor, key, callbacks));
}
virtual void perform(std::function<void()> completionCallback) override final;
int64_t cursorID() const { return m_cursor->id(); }
IDBKey* key() const { return m_key.get(); }
private:
CursorIterationOperation(PassRefPtr<IDBCursorBackend> cursor, PassRefPtr<IDBKey> key, PassRefPtr<IDBCallbacks> callbacks)
: m_cursor(cursor)
, m_key(key)
, m_callbacks(callbacks)
{
}
RefPtr<IDBCursorBackend> m_cursor;
RefPtr<IDBKey> m_key;
RefPtr<IDBCallbacks> m_callbacks;
};
class CursorAdvanceOperation : public IDBOperation {
public:
static PassRefPtr<IDBOperation> create(PassRefPtr<IDBCursorBackend> cursor, unsigned long count, PassRefPtr<IDBCallbacks> callbacks)
{
return adoptRef(new CursorAdvanceOperation(cursor, count, callbacks));
}
virtual void perform(std::function<void()> completionCallback) override final;
int64_t cursorID() const { return m_cursor->id(); }
unsigned long count() const { return m_count; }
private:
CursorAdvanceOperation(PassRefPtr<IDBCursorBackend> cursor, unsigned long count, PassRefPtr<IDBCallbacks> callbacks)
: m_cursor(cursor)
, m_count(count)
, m_callbacks(callbacks)
{
}
RefPtr<IDBCursorBackend> m_cursor;
unsigned long m_count;
RefPtr<IDBCallbacks> m_callbacks;
};
}
#endif // ENABLE(INDEXED_DATABASE)
#endif // IDBCursorBackendOperations_h