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// Copyright (c) 2012 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 CHROME_BROWSER_SYNC_PROFILE_SYNC_SERVICE_BASE_H_
#define CHROME_BROWSER_SYNC_PROFILE_SYNC_SERVICE_BASE_H_
#include "chrome/browser/sync/profile_sync_service_observer.h"
#include "sync/internal_api/public/base/model_type.h"
namespace content {
class BrowserContext;
}
// API for ProfileSyncService.
class ProfileSyncServiceBase {
public:
// Retrieve the sync service to use in the given context.
// Returns NULL if sync is not enabled for the context.
static ProfileSyncServiceBase* FromBrowserContext(
content::BrowserContext* context);
typedef ProfileSyncServiceObserver Observer;
virtual ~ProfileSyncServiceBase() {}
// Whether sync is enabled by user or not. This does not necessarily mean
// that sync is currently running (due to delayed startup, unrecoverable
// errors, or shutdown). See SyncActive below for checking whether sync
// is actually running.
virtual bool HasSyncSetupCompleted() const = 0;
// Returns true if sync is fully initialized and active. This implies that
// an initial configuration has successfully completed, although there may
// be datatype specific, auth, or other transient errors. To see which
// datetypes are actually syncing, see GetActiveTypes() below.
// Note that if sync is in backup or rollback mode, SyncActive() will be
// false.
virtual bool SyncActive() const = 0;
// Get the set of current active data types (those chosen or configured by
// the user which have not also encountered a runtime error).
// Note that if the Sync engine is in the middle of a configuration, this
// will the the empty set. Once the configuration completes the set will
// be updated.
virtual syncer::ModelTypeSet GetActiveDataTypes() const = 0;
// Adds/removes an observer. ProfileSyncServiceBase does not take
// ownership of the observer.
virtual void AddObserver(Observer* observer) = 0;
virtual void RemoveObserver(Observer* observer) = 0;
// Returns true if |observer| has already been added as an observer.
virtual bool HasObserver(const Observer* observer) const = 0;
};
#endif // CHROME_BROWSER_SYNC_PROFILE_SYNC_SERVICE_BASE_H_
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