| // Copyright 2013 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SERVICES_DEVICE_POWER_MONITOR_POWER_MONITOR_MESSAGE_BROADCASTER_H_ |
| #define SERVICES_DEVICE_POWER_MONITOR_POWER_MONITOR_MESSAGE_BROADCASTER_H_ |
| |
| #include "base/power_monitor/power_observer.h" |
| #include "mojo/public/cpp/bindings/pending_receiver.h" |
| #include "mojo/public/cpp/bindings/pending_remote.h" |
| #include "mojo/public/cpp/bindings/receiver_set.h" |
| #include "mojo/public/cpp/bindings/remote_set.h" |
| #include "services/device/public/mojom/power_monitor.mojom.h" |
| |
| namespace device { |
| |
| // A class used to monitor the power state change and communicate it to child |
| // processes via IPC. |
| class PowerMonitorMessageBroadcaster : public base::PowerStateObserver, |
| public base::PowerSuspendObserver, |
| public device::mojom::PowerMonitor { |
| public: |
| PowerMonitorMessageBroadcaster(); |
| |
| PowerMonitorMessageBroadcaster(const PowerMonitorMessageBroadcaster&) = |
| delete; |
| PowerMonitorMessageBroadcaster& operator=( |
| const PowerMonitorMessageBroadcaster&) = delete; |
| |
| ~PowerMonitorMessageBroadcaster() override; |
| |
| void Bind(mojo::PendingReceiver<device::mojom::PowerMonitor> receiver); |
| |
| // device::mojom::PowerMonitor: |
| void AddClient(mojo::PendingRemote<device::mojom::PowerMonitorClient> |
| power_monitor_client) override; |
| |
| // base::PowerStateObserver: |
| void OnPowerStateChange(bool on_battery_power) override; |
| |
| // base::PowerSuspendObserver: |
| void OnSuspend() override; |
| void OnResume() override; |
| |
| private: |
| mojo::ReceiverSet<device::mojom::PowerMonitor> receivers_; |
| mojo::RemoteSet<device::mojom::PowerMonitorClient> clients_; |
| bool on_battery_power_ = false; |
| }; |
| |
| } // namespace device |
| |
| #endif // SERVICES_DEVICE_POWER_MONITOR_POWER_MONITOR_MESSAGE_BROADCASTER_H_ |