// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef IOS_CHROME_BROWSER_SYNC_MODEL_SYNC_OBSERVER_BRIDGE_H_
#define IOS_CHROME_BROWSER_SYNC_MODEL_SYNC_OBSERVER_BRIDGE_H_
#import <Foundation/Foundation.h>
#include "base/scoped_observation.h"
#include "components/sync/service/sync_service.h"
#include "components/sync/service/sync_service_observer.h"
@protocol SyncObserverModelBridge <NSObject>
- (void)onSyncStateChanged;
@end
// C++ class to monitor profile sync status in Objective-C type.
class SyncObserverBridge : public syncer::SyncServiceObserver {
public:
// `service` must outlive the SyncObserverBridge.
SyncObserverBridge(id<SyncObserverModelBridge> delegate,
syncer::SyncService* service);
SyncObserverBridge(const SyncObserverBridge&) = delete;
SyncObserverBridge& operator=(const SyncObserverBridge&) = delete;
~SyncObserverBridge() override;
// syncer::SyncServiceObserver implementation:
void OnStateChanged(syncer::SyncService* sync) override;
void OnSyncShutdown(syncer::SyncService* sync) override;
private:
__weak id<SyncObserverModelBridge> delegate_ = nil;
base::ScopedObservation<syncer::SyncService, syncer::SyncServiceObserver>
scoped_observation_{this};
};
#endif // IOS_CHROME_BROWSER_SYNC_MODEL_SYNC_OBSERVER_BRIDGE_H_