/*

* Copyright (C) 2010 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.

*     * Neither the name of Google Inc. nor the names of its

* 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

* "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 THE COPYRIGHT

* OWNER OR 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.

*/

#ifndef ScriptGCEvent_h

#define ScriptGCEvent_h

#if ENABLE(INSPECTOR)

#include "v8.h"

#include <wtf/Vector.h>

namespace WebCore {

class ScriptGCEventListener;

class ScriptGCEvent

{

public:

    static void addEventListener(ScriptGCEventListener*);

    static void removeEventListener(ScriptGCEventListener*);

    static void getHeapSize(size_t&, size_t&);

private:

    typedef Vector<ScriptGCEventListener*> GCEventListeners;

    static GCEventListeners s_eventListeners;

    static double s_startTime;

    static size_t s_usedHeapSize;

    static void gcEpilogueCallback(v8::GCType type, v8::GCCallbackFlags flags);

    static void gcPrologueCallback(v8::GCType type, v8::GCCallbackFlags flags);

    static size_t getUsedHeapSize();

};

} // namespace WebCore

#endif // !ENABLE(INSPECTOR)

#endif // !defined(ScriptGCEvent_h)