| // 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_ARC_POWER_ARC_POWER_BRIDGE_H_ |
| #define COMPONENTS_ARC_POWER_ARC_POWER_BRIDGE_H_ |
| |
| #include <map> |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "base/optional.h" |
| #include "chromeos/dbus/power_manager_client.h" |
| #include "components/arc/common/power.mojom.h" |
| #include "components/arc/instance_holder.h" |
| #include "components/keyed_service/core/keyed_service.h" |
| #include "mojo/public/cpp/bindings/binding.h" |
| #include "services/device/public/interfaces/wake_lock.mojom.h" |
| #include "ui/display/manager/chromeos/display_configurator.h" |
| |
| namespace content { |
| class BrowserContext; |
| } // namespace content |
| |
| namespace service_manager { |
| class Connector; |
| } // namespace service_manager |
| |
| namespace arc { |
| |
| class ArcBridgeService; |
| |
| // ARC Power Client sets power management policy based on requests from |
| // ARC instances. |
| class ArcPowerBridge : public KeyedService, |
| public InstanceHolder<mojom::PowerInstance>::Observer, |
| public chromeos::PowerManagerClient::Observer, |
| public display::DisplayConfigurator::Observer, |
| public mojom::PowerHost { |
| public: |
| // Returns singleton instance for the given BrowserContext, |
| // or nullptr if the browser |context| is not allowed to use ARC. |
| static ArcPowerBridge* GetForBrowserContext(content::BrowserContext* context); |
| |
| ArcPowerBridge(content::BrowserContext* context, |
| ArcBridgeService* bridge_service); |
| ~ArcPowerBridge() override; |
| |
| void set_connector_for_test(service_manager::Connector* connector) { |
| connector_for_test_ = connector; |
| } |
| |
| // If |notify_brightness_timer_| is set, runs it and returns true. Returns |
| // false otherwise. |
| bool TriggerNotifyBrightnessTimerForTesting() WARN_UNUSED_RESULT; |
| |
| // Runs the message loop until replies have been received for all pending |
| // device service requests in |wake_lock_requestors_|. |
| void FlushWakeLocksForTesting(); |
| |
| // InstanceHolder<mojom::PowerInstance>::Observer overrides. |
| void OnInstanceReady() override; |
| void OnInstanceClosed() override; |
| |
| // chromeos::PowerManagerClient::Observer overrides. |
| void SuspendImminent(power_manager::SuspendImminent::Reason reason) override; |
| void SuspendDone(const base::TimeDelta& sleep_duration) override; |
| void BrightnessChanged(int level, bool user_initiated) override; |
| |
| // DisplayConfigurator::Observer overrides. |
| void OnPowerStateChanged(chromeos::DisplayPowerState power_state) override; |
| |
| // mojom::PowerHost overrides. |
| void OnAcquireDisplayWakeLock(mojom::DisplayWakeLockType type) override; |
| void OnReleaseDisplayWakeLock(mojom::DisplayWakeLockType type) override; |
| void IsDisplayOn(IsDisplayOnCallback callback) override; |
| void OnScreenBrightnessUpdateRequest(double percent) override; |
| |
| private: |
| class WakeLockRequestor; |
| |
| // Returns the WakeLockRequestor for |type|, creating one if needed. |
| WakeLockRequestor* GetWakeLockRequestor(device::mojom::WakeLockType type); |
| |
| // Called on PowerManagerClient::GetScreenBrightnessPercent() completion. |
| void OnGetScreenBrightnessPercent(base::Optional<double> percent); |
| |
| void UpdateAndroidScreenBrightness(double percent); |
| |
| ArcBridgeService* const arc_bridge_service_; // Owned by ArcServiceManager. |
| mojo::Binding<mojom::PowerHost> binding_; |
| |
| // If non-null, used instead of the process-wide connector to fetch services. |
| service_manager::Connector* connector_for_test_ = nullptr; |
| |
| // Used to track Android wake lock requests and acquire and release device |
| // service wake locks as needed. |
| std::map<device::mojom::WakeLockType, std::unique_ptr<WakeLockRequestor>> |
| wake_lock_requestors_; |
| |
| // Last time that the power manager notified about a brightness change. |
| base::TimeTicks last_brightness_changed_time_; |
| // Timer used to run UpdateAndroidScreenBrightness() to notify Android |
| // about brightness changes. |
| base::OneShotTimer notify_brightness_timer_; |
| |
| base::WeakPtrFactory<ArcPowerBridge> weak_ptr_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ArcPowerBridge); |
| }; |
| |
| } // namespace arc |
| |
| #endif // COMPONENTS_ARC_POWER_ARC_POWER_BRIDGE_H_ |