/******************************************************************** KWin - the KDE window manager This file is part of the KDE project. Copyright (C) 2013, 2016 Martin Gräßlin Copyright (C) 2018 Roman Gilg Copyright (C) 2019 Vlad Zahorodnii 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 . *********************************************************************/ #ifndef KWIN_POINTER_INPUT_H #define KWIN_POINTER_INPUT_H #include "input.h" #include #include #include #include class QWindow; namespace KWayland { namespace Server { class SurfaceInterface; } } namespace KWin { class CursorImage; class InputRedirection; class Toplevel; class WaylandCursorTheme; class CursorShape; namespace Decoration { class DecoratedClientImpl; } namespace LibInput { class Device; } class KWIN_EXPORT PointerInputRedirection : public InputDeviceHandler { Q_OBJECT public: explicit PointerInputRedirection(InputRedirection *parent); ~PointerInputRedirection() override; void init() override; void updateAfterScreenChange(); bool supportsWarping() const; void warp(const QPointF &pos); QPointF pos() const { return m_pos; } Qt::MouseButtons buttons() const { return m_qtButtons; } bool areButtonsPressed() const; QImage cursorImage() const; QPoint cursorHotSpot() const; void markCursorAsRendered(); void setEffectsOverrideCursor(Qt::CursorShape shape); void removeEffectsOverrideCursor(); void setWindowSelectionCursor(const QByteArray &shape); void removeWindowSelectionCursor(); void updatePointerConstraints(); void setEnableConstraints(bool set); bool isConstrained() const { return m_confined || m_locked; } bool focusUpdatesBlocked() override; /** * @internal */ void processMotion(const QPointF &pos, uint32_t time, LibInput::Device *device = nullptr); /** * @internal */ void processMotion(const QPointF &pos, const QSizeF &delta, const QSizeF &deltaNonAccelerated, uint32_t time, quint64 timeUsec, LibInput::Device *device); /** * @internal */ void processButton(uint32_t button, InputRedirection::PointerButtonState state, uint32_t time, LibInput::Device *device = nullptr); /** * @internal */ void processAxis(InputRedirection::PointerAxis axis, qreal delta, qint32 discreteDelta, InputRedirection::PointerAxisSource source, uint32_t time, LibInput::Device *device = nullptr); /** * @internal */ void processSwipeGestureBegin(int fingerCount, quint32 time, KWin::LibInput::Device *device = nullptr); /** * @internal */ void processSwipeGestureUpdate(const QSizeF &delta, quint32 time, KWin::LibInput::Device *device = nullptr); /** * @internal */ void processSwipeGestureEnd(quint32 time, KWin::LibInput::Device *device = nullptr); /** * @internal */ void processSwipeGestureCancelled(quint32 time, KWin::LibInput::Device *device = nullptr); /** * @internal */ void processPinchGestureBegin(int fingerCount, quint32 time, KWin::LibInput::Device *device = nullptr); /** * @internal */ void processPinchGestureUpdate(qreal scale, qreal angleDelta, const QSizeF &delta, quint32 time, KWin::LibInput::Device *device = nullptr); /** * @internal */ void processPinchGestureEnd(quint32 time, KWin::LibInput::Device *device = nullptr); /** * @internal */ void processPinchGestureCancelled(quint32 time, KWin::LibInput::Device *device = nullptr); private: void cleanupInternalWindow(QWindow *old, QWindow *now) override; void cleanupDecoration(Decoration::DecoratedClientImpl *old, Decoration::DecoratedClientImpl *now) override; void focusUpdate(Toplevel *focusOld, Toplevel *focusNow) override; QPointF position() const override; void updateOnStartMoveResize(); void updateToReset(); void updatePosition(const QPointF &pos); void updateButton(uint32_t button, InputRedirection::PointerButtonState state); void warpXcbOnSurfaceLeft(KWayland::Server::SurfaceInterface *surface); QPointF applyPointerConfinement(const QPointF &pos) const; void disconnectConfinedPointerRegionConnection(); void disconnectLockedPointerAboutToBeUnboundConnection(); void disconnectPointerConstraintsConnection(); void breakPointerConstraints(KWayland::Server::SurfaceInterface *surface); CursorImage *m_cursor; bool m_supportsWarping; QPointF m_pos; QHash m_buttons; Qt::MouseButtons m_qtButtons; QMetaObject::Connection m_focusGeometryConnection; QMetaObject::Connection m_internalWindowConnection; QMetaObject::Connection m_constraintsConnection; QMetaObject::Connection m_constraintsActivatedConnection; QMetaObject::Connection m_confinedPointerRegionConnection; QMetaObject::Connection m_lockedPointerAboutToBeUnboundConnection; QMetaObject::Connection m_decorationGeometryConnection; bool m_confined = false; bool m_locked = false; bool m_enableConstraints = true; }; class CursorImage : public QObject { Q_OBJECT public: explicit CursorImage(PointerInputRedirection *parent = nullptr); ~CursorImage() override; void setEffectsOverrideCursor(Qt::CursorShape shape); void removeEffectsOverrideCursor(); void setWindowSelectionCursor(const QByteArray &shape); void removeWindowSelectionCursor(); QImage image() const; QPoint hotSpot() const; void markAsRendered(); Q_SIGNALS: void changed(); private: void reevaluteSource(); void update(); void updateServerCursor(); void updateDecoration(); void updateDecorationCursor(); void updateMoveResize(); void updateDrag(); void updateDragCursor(); void loadTheme(); struct Image { QImage image; QPoint hotSpot; }; void loadThemeCursor(CursorShape shape, Image *image); void loadThemeCursor(const QByteArray &shape, Image *image); template void loadThemeCursor(const T &shape, QHash &cursors, Image *image); enum class CursorSource { LockScreen, EffectsOverride, MoveResize, PointerSurface, Decoration, DragAndDrop, Fallback, WindowSelector }; void setSource(CursorSource source); PointerInputRedirection *m_pointer; CursorSource m_currentSource = CursorSource::Fallback; WaylandCursorTheme *m_cursorTheme = nullptr; struct { QMetaObject::Connection connection; QImage image; QPoint hotSpot; } m_serverCursor; Image m_effectsCursor; Image m_decorationCursor; QMetaObject::Connection m_decorationConnection; Image m_fallbackCursor; Image m_moveResizeCursor; Image m_windowSelectionCursor; QHash m_cursors; QHash m_cursorsByName; QElapsedTimer m_surfaceRenderedTimer; struct { Image cursor; QMetaObject::Connection connection; } m_drag; }; } #endif