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/*
* Copyright (C) 2012 Victor Carbune (victor@rosedu.org)
*
* 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 COMPUTER, INC. ``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 COMPUTER, INC. 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 GenericEventQueue_h
#define GenericEventQueue_h
#include "core/CoreExport.h"
#include "core/events/EventQueue.h"
#include "core/events/EventTarget.h"
#include "platform/Timer.h"
#include "wtf/RefPtr.h"
#include "wtf/Vector.h"
namespace blink {
class CORE_EXPORT GenericEventQueue final : public EventQueue {
public:
static GenericEventQueue* create(EventTarget*);
~GenericEventQueue() override;
// EventQueue
DECLARE_VIRTUAL_TRACE();
bool enqueueEvent(Event*) override;
bool cancelEvent(Event*) override;
void close() override;
void cancelAllEvents();
bool hasPendingEvents() const;
private:
explicit GenericEventQueue(EventTarget*);
void timerFired(TimerBase*);
Member<EventTarget> m_owner;
HeapVector<Member<Event>> m_pendingEvents;
Timer<GenericEventQueue> m_timer;
bool m_isClosed;
};
} // namespace blink
#endif
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