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// Copyright 2015 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 COMPONENTS_SYNCABLE_PREFS_PREF_MODEL_ASSOCIATOR_CLIENT_H_
#define COMPONENTS_SYNCABLE_PREFS_PREF_MODEL_ASSOCIATOR_CLIENT_H_
#include <string>
#include "base/macros.h"
namespace syncable_prefs {
// This class allows the embedder to configure the PrefModelAssociator to
// have a different behaviour when receiving preference synchronisations
// events from the server.
class PrefModelAssociatorClient {
public:
// Returns true if the preference named |pref_name| is a list preference
// whose server value is merged with local value during synchronisation.
virtual bool IsMergeableListPreference(
const std::string& pref_name) const = 0;
// Returns true if the preference named |pref_name| is a dictionary preference
// whose server value is merged with local value during synchronisation.
virtual bool IsMergeableDictionaryPreference(
const std::string& pref_name) const = 0;
// Returns true if the preference named |new_pref_name| is the new name for
// an old preference. The old name will be returned via |old_pref_name|.
virtual bool IsMigratedPreference(const std::string& new_pref_name,
std::string* old_pref_name) const = 0;
// Returns true if the preference named |old_pref_name| is the new name for
// a new preference. The old name will be returned via |new_pref_name|.
virtual bool IsOldMigratedPreference(const std::string& old_pref_name,
std::string* new_pref_name) const = 0;
protected:
PrefModelAssociatorClient() {}
virtual ~PrefModelAssociatorClient() {}
private:
DISALLOW_COPY_AND_ASSIGN(PrefModelAssociatorClient);
};
} // namespace syncable_prefs
#endif // COMPONENTS_SYNCABLE_PREFS_PREF_MODEL_ASSOCIATOR_CLIENT_H_
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