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/*
* Copyright (C) 2023 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <wtf/Function.h>
#include <wtf/TZoneMalloc.h>
#include <wtf/WeakPtr.h>
#if HAVE(APPLE_THERMAL_MITIGATION_SUPPORT)
#include <wtf/RetainPtr.h>
OBJC_CLASS WebThermalMitigationObserver;
#endif
namespace WebCore {
class ThermalMitigationNotifier;
}
namespace WTF {
template<typename T> struct IsDeprecatedWeakRefSmartPointerException;
template<> struct IsDeprecatedWeakRefSmartPointerException<WebCore::ThermalMitigationNotifier> : std::true_type { };
}
namespace WebCore {
class ThermalMitigationNotifier : public CanMakeWeakPtr<ThermalMitigationNotifier> {
WTF_MAKE_TZONE_ALLOCATED_EXPORT(ThermalMitigationNotifier, WEBCORE_EXPORT);
public:
using ThermalMitigationChangeCallback = Function<void(bool thermalMitigationEnabled)>;
WEBCORE_EXPORT explicit ThermalMitigationNotifier(ThermalMitigationChangeCallback&&);
WEBCORE_EXPORT ~ThermalMitigationNotifier();
WEBCORE_EXPORT bool thermalMitigationEnabled() const;
WEBCORE_EXPORT static bool isThermalMitigationEnabled();
private:
#if HAVE(APPLE_THERMAL_MITIGATION_SUPPORT)
void notifyThermalMitigationChanged(bool);
friend void notifyThermalMitigationChanged(ThermalMitigationNotifier&, bool);
RetainPtr<WebThermalMitigationObserver> m_observer;
ThermalMitigationChangeCallback m_callback;
#endif
};
}
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