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// Copyright 2013 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 "services/device/power_monitor/power_monitor_message_broadcaster.h"
#include "base/memory/ptr_util.h"
#include "base/power_monitor/power_monitor.h"
#include "mojo/public/cpp/bindings/strong_binding.h"
namespace device {
PowerMonitorMessageBroadcaster::PowerMonitorMessageBroadcaster() {
base::PowerMonitor* power_monitor = base::PowerMonitor::Get();
if (power_monitor)
power_monitor->AddObserver(this);
}
PowerMonitorMessageBroadcaster::~PowerMonitorMessageBroadcaster() {
base::PowerMonitor* power_monitor = base::PowerMonitor::Get();
if (power_monitor)
power_monitor->RemoveObserver(this);
}
// static
void PowerMonitorMessageBroadcaster::Create(
device::mojom::PowerMonitorRequest request) {
mojo::MakeStrongBinding(base::MakeUnique<PowerMonitorMessageBroadcaster>(),
std::move(request));
}
void PowerMonitorMessageBroadcaster::SetClient(
device::mojom::PowerMonitorClientPtr power_monitor_client) {
power_monitor_client_ = std::move(power_monitor_client);
base::PowerMonitor* power_monitor = base::PowerMonitor::Get();
// Unit tests does not initialize the PowerMonitor.
if (power_monitor)
OnPowerStateChange(power_monitor->IsOnBatteryPower());
}
void PowerMonitorMessageBroadcaster::OnPowerStateChange(bool on_battery_power) {
if (power_monitor_client_) {
power_monitor_client_->PowerStateChange(on_battery_power);
}
}
void PowerMonitorMessageBroadcaster::OnSuspend() {
if (power_monitor_client_) {
power_monitor_client_->Suspend();
}
}
void PowerMonitorMessageBroadcaster::OnResume() {
if (power_monitor_client_) {
power_monitor_client_->Resume();
}
}
} // namespace device
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