Differential D8460 Diff 21674 kcms/input/backends/x11/x11mousebackend.h

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kcms/input/backends/x11/x11mousebackend.h

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		1		/*
		2		* Copyright 2017 Xuetian Weng <wengxt@gmail.com>
		3		*
		4		* This program is free software; you can redistribute it and/or modify
		5		* it under the terms of the GNU General Public License as published by
		6		* the Free Software Foundation; either version 2 of the License, or
		7		* (at your option) any later version.
		8		*
		9		* This program is distributed in the hope that it will be useful,
		10		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		11		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		12		* GNU General Public License for more details.
		13		*
		14		* You should have received a copy of the GNU General Public License
		15		* along with this program; if not, write to the Free Software
		16		* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
		17		*/
		18
		19		#ifndef XLIBMOUSEBACKEND_H
		20		#define XLIBMOUSEBACKEND_H
		21
		22		#include "mousebackend.h"
		23
		24		#include <QX11Info>
		25		#include <X11/Xdefs.h>
		26
		27		class X11MouseBackend : public MouseBackend
		28		{
		29		Q_OBJECT
		30		public:
		31		X11MouseBackend(QObject *parent = nullptr);
		32		~X11MouseBackend();
		33
		34		bool isValid() const override { return m_dpy != nullptr; }
		35
		36		void load() override;
		37		bool supportScrollPolarity() override;
		38		double accelRate() override;
		39		MouseHanded handed() override;
		40		int threshold() override;
		41		void apply(const MouseSettings & settings, bool force) override;
		42
		43		QString currentCursorTheme() override;
		44		void applyCursorTheme(const QString &name, int size) override;
		45
		46		private:
		47		void initAtom();
		48		bool evdevApplyReverseScroll(int deviceid, bool reverse);
		49		Atom m_evdevWheelEmulationAtom;
		50		Atom m_evdevScrollDistanceAtom;
		51		Atom m_evdevWheelEmulationAxesAtom;
		52		// We may still need to do something on non-X11 platform due to Xwayland.
		53		Display* m_dpy;
		54		bool m_platformX11;
		55		int m_numButtons = 1;
		56		MouseHanded m_handed = MouseHanded::NotSupported;
		57		double m_accelRate = 1.0;
		58		int m_threshold = 0;
		59		int m_middleButton = -1;
		60		};
		61
		62		#endif // XLIBMOUSEBACKEND_H