remoting/host/host_power_save_blocker.cc

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "remoting/host/host_power_save_blocker.h"

#include <memory>
#include <utility>

#include "base/check.h"
#include "base/task/single_thread_task_runner.h"
#include "build/build_config.h"
#include "remoting/host/host_status_monitor.h"
#include "services/device/public/mojom/wake_lock.mojom.h"

namespace remoting {

HostPowerSaveBlocker::HostPowerSaveBlocker(
    scoped_refptr<HostStatusMonitor> monitor,
    const scoped_refptr<base::SingleThreadTaskRunner>& ui_task_runner)
    : monitor_(monitor), ui_task_runner_(ui_task_runner) {
  DCHECK(monitor_);
  monitor_->AddStatusObserver(this);
}

HostPowerSaveBlocker::~HostPowerSaveBlocker() {
  monitor_->RemoveStatusObserver(this);
}

void HostPowerSaveBlocker::OnClientConnected(const std::string& jid) {
  // TODO(447203893): Re-enable this on Linux once the bug is fixed.
#if !BUILDFLAG(IS_LINUX)
  blocker_ = std::make_unique<device::PowerSaveBlocker>(
      device::mojom::WakeLockType::kPreventDisplaySleep,
      device::mojom::WakeLockReason::kOther, "Remoting session is active",
      ui_task_runner_);
#endif
}

void HostPowerSaveBlocker::OnClientDisconnected(const std::string& jid) {
  blocker_.reset();
}

}  // namespace remoting