blob: f7b91da51d326db2a45f677ebfef6f7f0ec5b770 [file] [log] [blame]
/*
* Copyright (C) 2010 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.
*/
#ifndef JSWeakObjectMapRefInternal_h
#define JSWeakObjectMapRefInternal_h
#include "WeakGCMap.h"
#include <wtf/RefCounted.h>
namespace JSC {
class JSObject;
}
typedef void (*JSWeakMapDestroyedCallback)(struct OpaqueJSWeakObjectMap*, void*);
typedef JSC::WeakGCMap<void*, JSC::JSObject> WeakMapType;
struct OpaqueJSWeakObjectMap : public RefCounted<OpaqueJSWeakObjectMap> {
public:
static PassRefPtr<OpaqueJSWeakObjectMap> create(void* data, JSWeakMapDestroyedCallback callback)
{
return adoptRef(new OpaqueJSWeakObjectMap(data, callback));
}
WeakMapType& map() { return m_map; }
~OpaqueJSWeakObjectMap()
{
m_callback(this, m_data);
}
private:
OpaqueJSWeakObjectMap(void* data, JSWeakMapDestroyedCallback callback)
: m_data(data)
, m_callback(callback)
{
}
WeakMapType m_map;
void* m_data;
JSWeakMapDestroyedCallback m_callback;
};
#endif // JSWeakObjectMapInternal_h