1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef COMPONENTS_INVALIDATION_TICL_SETTINGS_PROVIDER_H_
6 #define COMPONENTS_INVALIDATION_TICL_SETTINGS_PROVIDER_H_
8 #include "base/macros.h"
9 #include "base/observer_list.h"
11 namespace invalidation {
13 // Provides configuration settings to TiclInvalidationService and notifies it
14 // when the settings change.
15 class TiclSettingsProvider {
19 virtual void OnUseGCMChannelChanged() = 0;
25 TiclSettingsProvider();
26 virtual ~TiclSettingsProvider();
28 virtual bool UseGCMChannel() const = 0;
30 void AddObserver(Observer* observer);
31 void RemoveObserver(Observer* observer);
34 void FireOnUseGCMChannelChanged();
37 ObserverList<Observer, true> observers_;
39 DISALLOW_COPY_AND_ASSIGN(TiclSettingsProvider);
42 } // namespace invalidation
44 #endif // COMPONENTS_INVALIDATION_TICL_SETTINGS_PROVIDER_H_