root/Source/core/inspector/InspectorCounters.h

INCLUDED FROM

/*
* Copyright (C) 2012 Google 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:
*
*     * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*     * 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.
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* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#ifndef InspectorCounters_h
#define InspectorCounters_h

#include "wtf/FastAllocBase.h"

#if !ASSERT_DISABLED
#include "wtf/MainThread.h"
#endif

namespace WebCore {

class InspectorCounters {
public:
    enum CounterType {
        DocumentCounter,
        NodeCounter,
        JSEventListenerCounter,
        CounterTypeLength
    };

    static inline void incrementCounter(CounterType type)
    {
        ASSERT(isMainThread());
        ++s_counters[type];
    }

    static inline void decrementCounter(CounterType type)
    {
        ASSERT(isMainThread());
        --s_counters[type];
    }

    static int counterValue(CounterType);

private:
    InspectorCounters();

    static int s_counters[CounterTypeLength];
};

} // namespace WebCore

#endif // !defined(InspectorCounters_h)