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//
// libavg - Media Playback Engine.
// Copyright (C) 2003-2014 Ulrich von Zadow
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// Current versions can be found at www.libavg.de
//
#ifndef _Event_H_
#define _Event_H_
#include "../api.h"
#include <functional>
#include <string>
#include <boost/shared_ptr.hpp>
#include <boost/weak_ptr.hpp>
#undef _POSIX_C_SOURCE
namespace avg {
class IInputDevice;
typedef boost::shared_ptr<class IInputDevice> IInputDevicePtr;
typedef boost::weak_ptr<class IInputDevice> IInputDeviceWeakPtr;
class AVG_API Event {
public:
enum Type {
// XXX: Hack to make sure this enum can't be passed to Node.subscribe.
KEY_UP = 10000,
KEY_DOWN,
CURSOR_MOTION,
CURSOR_UP,
CURSOR_DOWN,
CURSOR_OVER,
CURSOR_OUT,
CUSTOM_EVENT,
QUIT
};
enum Source {MOUSE=1, TOUCH=2, TRACK=4, CUSTOM=8, NONE=16};
Event(Type type, Source source=NONE, int when=-1);
Event(const Event& e);
virtual ~Event();
long long getWhen() const;
Type getType() const;
Event::Source getSource() const;
IInputDevicePtr getInputDevice() const;
void setInputDevice(IInputDevicePtr pInputDevice);
bool hasInputDevice() const;
const std::string& getInputDeviceName() const;
std::string typeStr() const;
static std::string typeStr(Event::Type type);
virtual void trace();
friend struct isEventAfter;
protected:
Type m_Type;
private:
long long m_When;
int m_Counter;
Source m_Source;
IInputDeviceWeakPtr m_pInputDevice;
static int s_CurCounter;
};
typedef boost::shared_ptr<class Event> EventPtr;
// Functor to compare two EventPtrs chronologically
struct isEventAfter:std::binary_function<EventPtr, EventPtr, bool> {
bool operator()(const EventPtr & x, const EventPtr & y) const {
if (x->getWhen() == y->getWhen()) {
return x->m_Counter > y->m_Counter;
}
return x->getWhen() > y->getWhen();
}
};
}
#endif //_Event_H_
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