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content / shell / common / power_monitor_test_impl.cc [blame]
// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/shell/common/power_monitor_test_impl.h"
#include <memory>
#include <utility>
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/self_owned_receiver.h"
namespace content {
// static
void PowerMonitorTestImpl::MakeSelfOwnedReceiver(
mojo::PendingReceiver<mojom::PowerMonitorTest> receiver) {
mojo::MakeSelfOwnedReceiver(std::make_unique<PowerMonitorTestImpl>(),
std::move(receiver));
}
PowerMonitorTestImpl::PowerMonitorTestImpl() {
base::PowerMonitor::GetInstance()->AddPowerStateObserver(this);
}
PowerMonitorTestImpl::~PowerMonitorTestImpl() {
base::PowerMonitor::GetInstance()->RemovePowerStateObserver(this);
}
void PowerMonitorTestImpl::QueryNextState(QueryNextStateCallback callback) {
// Do not allow overlapping call.
DCHECK(callback_.is_null());
callback_ = std::move(callback);
if (need_to_report_)
ReportState();
}
void PowerMonitorTestImpl::OnBatteryPowerStatusChange(
base::PowerStateObserver::BatteryPowerStatus battery_power_status) {
battery_power_status_ = battery_power_status;
need_to_report_ = true;
if (!callback_.is_null())
ReportState();
}
void PowerMonitorTestImpl::ReportState() {
std::move(callback_).Run(battery_power_status_);
need_to_report_ = false;
}
} // namespace content