/*
* Copyright (C) 2009 Google Inc. All rights reserved.
* 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:
*
* * 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 SharedWorker_h
#define SharedWorker_h
#include "core/workers/AbstractWorker.h"
#include "heap/Handle.h"
#include "platform/Supplementable.h"
namespace WebCore {
class ExceptionState;
class SharedWorker FINAL : public AbstractWorker, public ScriptWrappable, public WillBeHeapSupplementable<SharedWorker> {
WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(SharedWorker);
public:
static PassRefPtrWillBeRawPtr<SharedWorker> create(ExecutionContext*, const String& url, const String& name, ExceptionState&);
virtual ~SharedWorker();
MessagePort* port() const { return m_port.get(); }
virtual const AtomicString& interfaceName() const OVERRIDE;
// Prevents this SharedWorker + JS wrapper from being garbage collected.
void setPreventGC();
// Allows this SharedWorker + JS wrapper to be garbage collected.
void unsetPreventGC();
virtual void trace(Visitor*) OVERRIDE;
private:
explicit SharedWorker(ExecutionContext*);
RefPtr<MessagePort> m_port;
};
} // namespace WebCore
#endif // SharedWorker_h