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/*
* Copyright (C) 2019 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
#if PLATFORM(IOS_FAMILY)
#include "Timer.h"
#include <wtf/Forward.h>
namespace WebCore {
class DOMTimer;
class DOMTimerHoldingTank {
WTF_MAKE_FAST_ALLOCATED;
public:
DOMTimerHoldingTank();
~DOMTimerHoldingTank();
void add(const DOMTimer&);
void remove(const DOMTimer&);
bool contains(const DOMTimer&);
WEBCORE_EXPORT void removeAll();
private:
void stopExceededMaximumHoldTimer();
HashSet<const DOMTimer*> m_timers;
Timer m_exceededMaximumHoldTimer;
};
class DeferDOMTimersForScope {
public:
explicit DeferDOMTimersForScope(bool enable)
: m_previousIsDeferring { s_isDeferring }
{
if (enable)
s_isDeferring = true;
}
~DeferDOMTimersForScope() { s_isDeferring = m_previousIsDeferring; }
static bool isDeferring() { return s_isDeferring; }
private:
bool m_previousIsDeferring;
static bool s_isDeferring;
};
} // namespace WebCore
#endif // PLATFORM(IOS_FAMILY)