cebd723c2c
The Connection thread fills the event queue, it gets read from the main thread. In order to properly support the threaded approach the setup is changed to delegate into the own thread.
114 lines
3 KiB
C++
114 lines
3 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2014 Martin Gräßlin <mgraesslin@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_LIBINPUT_CONNECTION_H
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#define KWIN_LIBINPUT_CONNECTION_H
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#include "../input.h"
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#include <kwinglobals.h>
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#include <QObject>
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#include <QSize>
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#include <QMutex>
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#include <QVector>
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class QSocketNotifier;
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class QThread;
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namespace KWin
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{
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namespace LibInput
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{
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class Event;
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class Context;
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class Connection : public QObject
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{
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Q_OBJECT
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public:
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~Connection();
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void setup();
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/**
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* Sets the screen @p size. This is needed for mapping absolute pointer events to
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* the screen data.
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**/
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void setScreenSize(const QSize &size);
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bool hasKeyboard() const {
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return m_keyboard > 0;
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}
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bool hasTouch() const {
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return m_touch > 0;
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}
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bool hasPointer() const {
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return m_pointer > 0;
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}
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bool isSuspended() const;
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void deactivate();
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void processEvents();
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Q_SIGNALS:
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void keyChanged(quint32 key, KWin::InputRedirection::KeyboardKeyState, quint32 time);
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void pointerButtonChanged(quint32 button, KWin::InputRedirection::PointerButtonState state, quint32 time);
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void pointerMotionAbsolute(QPointF orig, QPointF screen, quint32 time);
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void pointerMotion(QPointF delta, quint32 time);
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void pointerAxisChanged(KWin::InputRedirection::PointerAxis axis, qreal delta, quint32 time);
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void touchFrame();
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void touchCanceled();
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void touchDown(qint32 id, const QPointF &absolutePos, quint32 time);
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void touchUp(qint32 id, quint32 time);
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void touchMotion(qint32 id, const QPointF &absolutePos, quint32 time);
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void hasKeyboardChanged(bool);
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void hasPointerChanged(bool);
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void hasTouchChanged(bool);
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void eventsRead();
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private Q_SLOTS:
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void doSetup();
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private:
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Connection(Context *input, QObject *parent = nullptr);
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void handleEvent();
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Context *m_input;
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QSocketNotifier *m_notifier;
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QSize m_size;
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int m_keyboard = 0;
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int m_pointer = 0;
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int m_touch = 0;
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bool m_keyboardBeforeSuspend = false;
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bool m_pointerBeforeSuspend = false;
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bool m_touchBeforeSuspend = false;
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QMutex m_mutex;
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QVector<Event*> m_eventQueue;
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bool wasSuspended = false;
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KWIN_SINGLETON(Connection)
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static QThread *s_thread;
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};
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}
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}
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#endif
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