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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_ARC_INSTANCE_THROTTLE_ARC_ACTIVE_WINDOW_THROTTLE_OBSERVER_H_
#define CHROME_BROWSER_ASH_ARC_INSTANCE_THROTTLE_ARC_ACTIVE_WINDOW_THROTTLE_OBSERVER_H_
#include "chromeos/ash/components/throttle/window_throttle_observer_base.h"
namespace arc {
namespace {
inline constexpr char kArcActiveWindowThrottleObserverName[] =
"ArcWindowIsActiveWindow";
} // namespace
// This class observes window activations and sets the state to active if the
// currently active window is an ARC window.
class ArcActiveWindowThrottleObserver : public ash::WindowThrottleObserverBase {
public:
ArcActiveWindowThrottleObserver();
ArcActiveWindowThrottleObserver(const ArcActiveWindowThrottleObserver&) =
delete;
ArcActiveWindowThrottleObserver& operator=(
const ArcActiveWindowThrottleObserver&) = delete;
~ArcActiveWindowThrottleObserver() override = default;
// WindowThrottleObserverBase:
bool ProcessWindowActivation(ActivationReason reason,
aura::Window* gained_active,
aura::Window* lost_active) override;
};
} // namespace arc
#endif // CHROME_BROWSER_ASH_ARC_INSTANCE_THROTTLE_ARC_ACTIVE_WINDOW_THROTTLE_OBSERVER_H_
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