root/sync/engine/sync_cycle_event.h

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INCLUDED FROM

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef SYNC_ENGINE_SYNC_CYCLE_EVENT_H_
#define SYNC_ENGINE_SYNC_CYCLE_EVENT_H_

#include "sync/base/sync_export.h"
#include "sync/internal_api/public/sessions/sync_session_snapshot.h"

namespace syncer {

struct SyncProtocolError;

struct SYNC_EXPORT_PRIVATE SyncCycleEvent {
  enum EventCause {
    ////////////////////////////////////////////////////////////////
    // Sent on entry of Syncer state machine
    SYNC_CYCLE_BEGIN,

    // Sent any time progress is made during a sync cycle.
    STATUS_CHANGED,

    // We have reached the SYNCER_END state in the main sync loop.
    SYNC_CYCLE_ENDED,
  };

  explicit SyncCycleEvent(EventCause cause);
  ~SyncCycleEvent();

  EventCause what_happened;

  // The last session used for syncing.
  sessions::SyncSessionSnapshot snapshot;
};

}  // namespace syncer

#endif  // SYNC_ENGINE_SYNC_CYCLE_EVENT_H_
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