kwin/input_event_spy.h

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2016 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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/>.
*********************************************************************/
#ifndef KWIN_INPUT_EVENT_SPY_H
#define KWIN_INPUT_EVENT_SPY_H
#include <kwin_export.h>
#include <QtGlobal>
class QPointF;
class QSizeF;
class QTabletEvent;
namespace KWin
{
class KeyEvent;
class MouseEvent;
class WheelEvent;
class SwitchEvent;
/**
* Base class for spying on input events inside InputRedirection.
*
* This class is quite similar to InputEventFilter, except that it does not
* support event filtering. Each InputEventSpy gets to see all input events,
* the processing happens prior to sending events through the InputEventFilters.
*
* Deleting an instance of InputEventSpy automatically uninstalls it from
* InputRedirection.
*/
class KWIN_EXPORT InputEventSpy
{
public:
InputEventSpy();
virtual ~InputEventSpy();
/**
* Event spy for pointer events which can be described by a MouseEvent.
*
* @param event The event information about the move or button press/release
*/
virtual void pointerEvent(MouseEvent *event);
/**
* Event spy for pointer axis events.
*
* @param event The event information about the axis event
*/
virtual void wheelEvent(WheelEvent *event);
/**
* Event spy for keyboard events.
*
* @param event The event information about the key event
*/
virtual void keyEvent(KeyEvent *event);
virtual void touchDown(qint32 id, const QPointF &pos, quint32 time);
virtual void touchMotion(qint32 id, const QPointF &pos, quint32 time);
virtual void touchUp(qint32 id, quint32 time);
virtual void pinchGestureBegin(int fingerCount, quint32 time);
virtual void pinchGestureUpdate(qreal scale, qreal angleDelta, const QSizeF &delta, quint32 time);
virtual void pinchGestureEnd(quint32 time);
virtual void pinchGestureCancelled(quint32 time);
virtual void swipeGestureBegin(int fingerCount, quint32 time);
virtual void swipeGestureUpdate(const QSizeF &delta, quint32 time);
virtual void swipeGestureEnd(quint32 time);
virtual void swipeGestureCancelled(quint32 time);
virtual void switchEvent(SwitchEvent *event);
virtual void tabletToolEvent(QTabletEvent *event);
virtual void tabletToolButtonEvent(const QSet<uint> &pressedButtons);
virtual void tabletPadButtonEvent(const QSet<uint> &pressedButtons);
virtual void tabletPadStripEvent(int number, int position, bool isFinger);
virtual void tabletPadRingEvent(int number, int position, bool isFinger);
};
} // namespace KWin
#endif