genode/os/include/input/event.h

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/*
* \brief Input event structure
* \author Norman Feske
* \date 2006-08-16
*/
/*
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* Copyright (C) 2006-2012 Genode Labs GmbH
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*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
#ifndef _INCLUDE__INPUT__EVENT_H_
#define _INCLUDE__INPUT__EVENT_H_
namespace Input {
class Event
{
public:
enum Type { INVALID, MOTION, PRESS, RELEASE, WHEEL, LEAVE };
private:
Type _type;
int _keycode;
int _ax, _ay;
int _rx, _ry;
public:
/**
* Constructors
*/
Event():
_type(INVALID), _keycode(0), _ax(0), _ay(0), _rx(0), _ry(0) { }
Event(Type type, int keycode, int ax, int ay, int rx, int ry):
_type(type), _keycode(keycode),
_ax(ax), _ay(ay), _rx(rx), _ry(ry) { }
/**
* Accessors
*/
Type type() const { return _type; }
int keycode() const { return _keycode; }
int ax() const { return _ax; }
int ay() const { return _ay; }
int rx() const { return _rx; }
int ry() const { return _ry; }
bool is_absolute_motion() const { return _type == MOTION && !_rx && !_ry; }
bool is_relative_motion() const { return _type == MOTION && (_rx || _ry); }
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};
}
#endif /* _INCLUDE__INPUT__EVENT_H_ */