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battery_status_manager_linux.h
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battery_status_manager_linux.h
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// Copyright 2014 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 SERVICES_DEVICE_BATTERY_BATTERY_STATUS_MANAGER_LINUX_H_
#define SERVICES_DEVICE_BATTERY_BATTERY_STATUS_MANAGER_LINUX_H_
#include "services/device/battery/battery_status_manager.h"
#include "services/device/public/mojom/battery_status.mojom.h"
namespace dbus {
class Bus;
} // namespace dbus
namespace device {
// UPowerDeviceState reflects the possible UPower.Device.State values,
// see upower.freedesktop.org/docs/Device.html#Device:State.
enum UPowerDeviceState {
UPOWER_DEVICE_STATE_UNKNOWN = 0,
UPOWER_DEVICE_STATE_CHARGING = 1,
UPOWER_DEVICE_STATE_DISCHARGING = 2,
UPOWER_DEVICE_STATE_EMPTY = 3,
UPOWER_DEVICE_STATE_FULL = 4,
UPOWER_DEVICE_STATE_PENDING_CHARGE = 5,
UPOWER_DEVICE_STATE_PENDING_DISCHARGE = 6,
};
// UPowerDeviceType reflects the possible UPower.Device.Type values,
// see upower.freedesktop.org/docs/Device.html#Device:Type.
enum UPowerDeviceType {
UPOWER_DEVICE_TYPE_UNKNOWN = 0,
UPOWER_DEVICE_TYPE_LINE_POWER = 1,
UPOWER_DEVICE_TYPE_BATTERY = 2,
UPOWER_DEVICE_TYPE_UPS = 3,
UPOWER_DEVICE_TYPE_MONITOR = 4,
UPOWER_DEVICE_TYPE_MOUSE = 5,
UPOWER_DEVICE_TYPE_KEYBOARD = 6,
UPOWER_DEVICE_TYPE_PDA = 7,
UPOWER_DEVICE_TYPE_PHONE = 8,
};
// Creates a notification thread and delegates Start/Stop calls to it.
class BatteryStatusManagerLinux : public BatteryStatusManager {
public:
explicit BatteryStatusManagerLinux(
const BatteryStatusService::BatteryUpdateCallback& callback);
~BatteryStatusManagerLinux() override;
private:
friend class BatteryStatusManagerLinuxTest;
class BatteryStatusNotificationThread;
// BatteryStatusManager:
bool StartListeningBatteryChange() override;
void StopListeningBatteryChange() override;
// Starts the notifier thread if not already started and returns true on
// success.
bool StartNotifierThreadIfNecessary();
base::Thread* GetNotifierThreadForTesting();
static std::unique_ptr<BatteryStatusManagerLinux> CreateForTesting(
const BatteryStatusService::BatteryUpdateCallback& callback,
dbus::Bus* bus);
BatteryStatusService::BatteryUpdateCallback callback_;
std::unique_ptr<BatteryStatusNotificationThread> notifier_thread_;
DISALLOW_COPY_AND_ASSIGN(BatteryStatusManagerLinux);
};
} // namespace device
#endif // SERVICES_DEVICE_BATTERY_BATTERY_STATUS_MANAGER_LINUX_H_