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// Copyright 2016 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 REMOTING_HOST_HOST_POWER_SAVER_BLOCKER_H_
#define REMOTING_HOST_HOST_POWER_SAVER_BLOCKER_H_
#include <memory>
#include <string>
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "device/power_save_blocker/power_save_blocker.h"
#include "remoting/host/host_status_observer.h"
namespace base {
class SingleThreadTaskRunner;
} // namespace base
namespace remoting {
class HostStatusMonitor;
// A HostStatusObserver to block screen saver from taking effect during the
// lifetime of a remoting connection.
class HostPowerSaveBlocker : public HostStatusObserver {
public:
HostPowerSaveBlocker(
base::WeakPtr<HostStatusMonitor> monitor,
const scoped_refptr<base::SingleThreadTaskRunner>& ui_task_runner,
const scoped_refptr<base::SingleThreadTaskRunner>& file_task_runner);
~HostPowerSaveBlocker() override;
void OnClientConnected(const std::string& jid) override;
void OnClientDisconnected(const std::string& jid) override;
private:
friend class HostPowerSaveBlockerTest;
base::WeakPtr<HostStatusMonitor> monitor_;
scoped_refptr<base::SequencedTaskRunner> ui_task_runner_;
scoped_refptr<base::SingleThreadTaskRunner> file_task_runner_;
std::unique_ptr<device::PowerSaveBlocker> blocker_;
};
} // namespace remoting
#endif // REMOTING_HOST_HOST_POWER_SAVER_BLOCKER_H_
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