| // Copyright 2018 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. |
| |
| #include "chromeos/services/multidevice_setup/feature_state_manager.h" |
| |
| namespace chromeos { |
| |
| namespace multidevice_setup { |
| |
| FeatureStateManager::FeatureStateManager() = default; |
| |
| FeatureStateManager::~FeatureStateManager() = default; |
| |
| bool FeatureStateManager::SetFeatureEnabledState(mojom::Feature feature, |
| bool enabled) { |
| mojom::FeatureState state = GetFeatureStates()[feature]; |
| |
| // Changing the state is only allowed when changing from enabled to disabled |
| // or disabled to enabled. |
| if ((((state == mojom::FeatureState::kEnabledByUser) || |
| (state == mojom::FeatureState::kFurtherSetupRequired)) && |
| !enabled) || |
| (state == mojom::FeatureState::kDisabledByUser && enabled)) { |
| PerformSetFeatureEnabledState(feature, enabled); |
| return true; |
| } |
| |
| return false; |
| } |
| |
| void FeatureStateManager::AddObserver(Observer* observer) { |
| observer_list_.AddObserver(observer); |
| } |
| |
| void FeatureStateManager::RemoveObserver(Observer* observer) { |
| observer_list_.RemoveObserver(observer); |
| } |
| |
| void FeatureStateManager::NotifyFeatureStatesChange( |
| const FeatureStatesMap& feature_states_map) { |
| for (auto& observer : observer_list_) |
| observer.OnFeatureStatesChange(feature_states_map); |
| } |
| |
| std::ostream& operator<<(std::ostream& stream, |
| const FeatureStateManager::FeatureStatesMap& map) { |
| stream << "{" << std::endl; |
| for (const auto& item : map) |
| stream << " " << item.first << ": " << item.second << "," << std::endl; |
| stream << "}"; |
| return stream; |
| } |
| |
| } // namespace multidevice_setup |
| |
| } // namespace chromeos |