d6700ff9f9
Libhybris input events are generated in a different thread, but we want them in the main thread (InputRedirection and KWayland are not (yet) thread safe). Thus all events need to be send to the main thread using QMetaObject::invokeMethod.
132 lines
4 KiB
C++
132 lines
4 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) 2015 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_ABSTRACT_BACKEND_H
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#define KWIN_ABSTRACT_BACKEND_H
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#include <kwin_export.h>
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#include <QImage>
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#include <QObject>
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namespace KWin
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{
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class OpenGLBackend;
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class QPainterBackend;
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class Screens;
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class WaylandCursorTheme;
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class KWIN_EXPORT AbstractBackend : public QObject
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{
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Q_OBJECT
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public:
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virtual ~AbstractBackend();
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virtual void init() = 0;
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virtual void installCursorFromServer();
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virtual void installCursorImage(Qt::CursorShape shape);
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virtual Screens *createScreens(QObject *parent = nullptr);
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virtual OpenGLBackend *createOpenGLBackend();
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virtual QPainterBackend *createQPainterBackend();
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bool usesSoftwareCursor() const {
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return m_softWareCursor;
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}
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QImage softwareCursor() const {
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return m_cursor.image;
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}
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QPoint softwareCursorHotspot() const {
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return m_cursor.hotspot;
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}
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void markCursorAsRendered();
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bool handlesOutputs() const {
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return m_handlesOutputs;
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}
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bool isReady() const {
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return m_ready;
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}
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void setInitialWindowSize(const QSize &size) {
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m_initialWindowSize = size;
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}
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void setDeviceIdentifier(const QByteArray &identifier) {
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m_deviceIdentifier = identifier;
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}
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public Q_SLOTS:
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void pointerMotion(const QPointF &position, quint32 time);
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void pointerButtonPressed(quint32 button, quint32 time);
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void pointerButtonReleased(quint32 button, quint32 time);
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void pointerAxisHorizontal(qreal delta, quint32 time);
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void pointerAxisVertical(qreal delta, quint32 time);
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void keyboardKeyPressed(quint32 key, quint32 time);
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void keyboardKeyReleased(quint32 key, quint32 time);
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void keyboardModifiers(uint32_t modsDepressed, uint32_t modsLatched, uint32_t modsLocked, uint32_t group);
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void keymapChange(int fd, uint32_t size);
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void touchDown(qint32 id, const QPointF &pos, quint32 time);
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void touchUp(qint32 id, quint32 time);
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void touchMotion(qint32 id, const QPointF &pos, quint32 time);
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void touchCancel();
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void touchFrame();
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Q_SIGNALS:
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void screensQueried();
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void initFailed();
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void cursorChanged();
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void readyChanged(bool);
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protected:
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explicit AbstractBackend(QObject *parent = nullptr);
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void setSoftWareCursor(bool set);
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void updateCursorFromServer();
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void updateCursorImage(Qt::CursorShape shape);
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void handleOutputs() {
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m_handlesOutputs = true;
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}
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void repaint(const QRect &rect);
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void setReady(bool ready);
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QSize initialWindowSize() const {
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return m_initialWindowSize;
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}
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QByteArray deviceIdentifier() const {
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return m_deviceIdentifier;
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}
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private Q_SLOTS:
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void installThemeCursor(quint32 id, const QPoint &hotspot);
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private:
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void triggerCursorRepaint();
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bool m_softWareCursor = false;
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struct {
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QPoint hotspot;
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QImage image;
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QPoint lastRenderedPosition;
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} m_cursor;
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WaylandCursorTheme *m_cursorTheme = nullptr;
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bool m_handlesOutputs = false;
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bool m_ready = false;
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QSize m_initialWindowSize;
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QByteArray m_deviceIdentifier;
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};
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}
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Q_DECLARE_INTERFACE(KWin::AbstractBackend, "org.kde.kwin.AbstractBackend")
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#endif
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