barrier/src/lib/platform/OSXEventQueueBuffer.h

/*
 * synergy -- mouse and keyboard sharing utility
 * Copyright (C) 2012 Synergy Si Ltd.
 * Copyright (C) 2004 Chris Schoeneman
 * 
 * This package is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * found in the file COPYING that should have accompanied this file.
 * 
 * This package is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once

#include "base/IEventQueueBuffer.h"

#include <Carbon/Carbon.h>

class IEventQueue;

//! Event queue buffer for OS X
class OSXEventQueueBuffer : public IEventQueueBuffer {
public:
	OSXEventQueueBuffer(IEventQueue* eventQueue);
	virtual ~OSXEventQueueBuffer();

	// IEventQueueBuffer overrides
	virtual void		init();
	virtual void		waitForEvent(double timeout);
	virtual Type		getEvent(Event& event, UInt32& dataID);
	virtual bool		addEvent(UInt32 dataID);
	virtual bool		isEmpty() const;
	virtual EventQueueTimer*
						newTimer(double duration, bool oneShot) const;
	virtual void		deleteTimer(EventQueueTimer*) const;

private:
	EventRef			m_event;
	IEventQueue*		m_eventQueue;
	EventQueueRef		m_carbonEventQueue;
};