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‎.clang-format‎

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Language: Cpp
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Standard: c++20
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ColumnLimit: 160
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IndentWidth: 4
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AllowShortBlocksOnASingleLine: Never
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AllowShortFunctionsOnASingleLine: Inline
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AllowShortLambdasOnASingleLine: Empty
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AlignAfterOpenBracket: Align
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AllowAllArgumentsOnNextLine: true
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AlignEscapedNewlines: LeftWithLastLine
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AlignOperands: AlignAfterOperator
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AlignTrailingComments: false
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BreakBeforeBinaryOperators: All
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BreakBeforeBraces: Custom
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BraceWrapping:
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AfterClass: true
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AfterEnum: true
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AfterExternBlock: true
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AfterFunction: true
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AfterNamespace: true
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AfterStruct: true
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AfterUnion: true
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BreakBeforeTernaryOperators: true
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BreakConstructorInitializers: BeforeComma
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BreakInheritanceList: BeforeComma
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BreakTemplateDeclarations: Yes
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AccessModifierOffset: -4
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IndentAccessModifiers: false
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IncludeBlocks: Merge
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FixNamespaceComments: false
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AllowAllConstructorInitializersOnNextLine: true
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BinPackArguments: false
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IndentCaseLabels: true
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SpaceAfterTemplateKeyword: false
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PenaltyBreakAssignment: 10000
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PenaltyBreakBeforeFirstCallParameter: 0
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PenaltyBreakOpenParenthesis: 10000
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PenaltyBreakScopeResolution: 10000

‎.gitignore‎

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result*
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.idea
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cmake-build-debug
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build
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Testing

‎CMakeLists.txt‎

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cmake_minimum_required(VERSION 3.16.0)
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project(libinput-cpp)
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set(PROJECT_VERSION "0.0.1")
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set(QT_MIN_VERSION "6.6.0")
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set(QT_MAJOR_VERSION 6)
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set(CMAKE_CXX_STANDARD 23)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS ON)
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find_package(ECM REQUIRED NO_MODULE)
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set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR})
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include(KDEInstallDirs)
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include(KDECMakeSettings)
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find_package(Qt6 ${QT_MIN_VERSION} CONFIG REQUIRED COMPONENTS
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Core
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)
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add_subdirectory(src)

‎LICENSE‎

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‎src/CMakeLists.txt‎

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find_package(PkgConfig REQUIRED)
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pkg_search_module(LIBINPUT REQUIRED libinput)
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pkg_search_module(LIBUDEV REQUIRED libudev)
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add_library(libinput-cpp STATIC
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libinput-cpp/LibinputDevice.cpp
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libinput-cpp/LibinputEvent.cpp
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libinput-cpp/LibinputGestureEvent.cpp
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libinput-cpp/LibinputKeyboardEvent.cpp
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libinput-cpp/LibinputPathContext.cpp
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libinput-cpp/LibinputPointerEvent.cpp
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libinput-cpp/UdevDevice.cpp
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)
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target_link_libraries(libinput-cpp PUBLIC
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Qt6::Core
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${LIBINPUT_LIBRARIES}
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${LIBUDEV_LIBRARIES}
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)
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target_compile_options(libinput-cpp PUBLIC -fPIC)
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target_include_directories(libinput-cpp PRIVATE ${LIBEVDEV_INCLUDE_DIRS} ${LIBINPUT_INCLUDE_DIRS})
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target_include_directories(libinput-cpp PUBLIC libinput-cpp)

‎src/libinput-cpp/LibinputDevice.cpp‎

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/*
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libevdev-cpp - Minimal C++ libinput wrapper for InputActions
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Copyright (C) 2026 Marcin Woźniak
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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 3 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 <https://www.gnu.org/licenses/>.
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*/
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#include "LibinputDevice.h"
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#include "UdevDevice.h"
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#include <libinput.h>
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namespace InputActions
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{
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LibinputDevice::LibinputDevice(libinput_device *device)
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: m_device(device)
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{
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}
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LibinputDevice::~LibinputDevice()
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{
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libinput_device_unref(m_device);
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}
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void LibinputDevice::configTapSetEnabled(bool value)
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{
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libinput_device_config_tap_set_enabled(m_device, value ? LIBINPUT_CONFIG_TAP_ENABLED : LIBINPUT_CONFIG_TAP_DISABLED);
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}
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QString LibinputDevice::name() const
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{
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return libinput_device_get_name(m_device);
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}
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QString LibinputDevice::sysName() const
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{
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return libinput_device_get_sysname(m_device);
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}
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std::unique_ptr<UdevDevice> LibinputDevice::udevDevice() const
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{
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return std::make_unique<UdevDevice>(libinput_device_get_udev_device(m_device));
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}
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}

‎src/libinput-cpp/LibinputDevice.h‎

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/*
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libevdev-cpp - Minimal C++ libinput wrapper for InputActions
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Copyright (C) 2026 Marcin Woźniak
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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 3 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 <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <QString>
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#include <QtClassHelperMacros>
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struct libinput_device;
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namespace InputActions
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{
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class UdevDevice;
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class LibinputDevice
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{
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public:
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LibinputDevice(libinput_device *device);
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~LibinputDevice();
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Q_DISABLE_COPY_MOVE(LibinputDevice);
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libinput_device *raw() { return m_device; }
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/**
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* @see libinput_device_get_name
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*/
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QString name() const;
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/**
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* @see libinput_device_get_sysname
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*/
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QString sysName() const;
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/**
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* @see libinput_device_get_udev_device
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*/
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std::unique_ptr<UdevDevice> udevDevice() const;
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/**
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* @param value true - LIBINPUT_CONFIG_TAP_ENABLED, false - LIBINPUT_CONFIG_TAP_DISABLED
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* @see libinput_device_config_tap_set_enabled
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*/
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void configTapSetEnabled(bool value);
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private:
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libinput_device *m_device;
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};
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}

‎src/libinput-cpp/LibinputEvent.cpp‎

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/*
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libevdev-cpp - Minimal C++ libinput wrapper for InputActions
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Copyright (C) 2026 Marcin Woźniak
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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 3 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 <https://www.gnu.org/licenses/>.
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*/
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#include "LibinputEvent.h"
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#include "LibinputGestureEvent.h"
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#include "LibinputKeyboardEvent.h"
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#include "LibinputPointerEvent.h"
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namespace InputActions
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{
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LibinputEvent::LibinputEvent(libinput_event *event)
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: m_event(event)
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{
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}
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LibinputEvent::~LibinputEvent()
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{
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libinput_event_destroy(m_event);
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}
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libinput_event_type LibinputEvent::type() const
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{
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return libinput_event_get_type(m_event);
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}
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std::optional<LibinputGestureEvent> LibinputEvent::gestureEvent() const
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{
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auto *event = libinput_event_get_gesture_event(m_event);
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if (!event) {
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return {};
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}
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return LibinputGestureEvent(event);
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}
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std::optional<LibinputKeyboardEvent> LibinputEvent::keyboardEvent() const
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{
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auto *event = libinput_event_get_keyboard_event(m_event);
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if (!event) {
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return {};
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}
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return LibinputKeyboardEvent(event);
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}
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std::optional<LibinputPointerEvent> LibinputEvent::pointerEvent() const
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{
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auto *event = libinput_event_get_pointer_event(m_event);
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if (!event) {
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return {};
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}
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return LibinputPointerEvent(event);
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}
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}

‎src/libinput-cpp/LibinputEvent.h‎

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/*
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libevdev-cpp - Minimal C++ libinput wrapper for InputActions
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Copyright (C) 2026 Marcin Woźniak
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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 3 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 <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <QtClassHelperMacros>
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#include <libinput.h>
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#include <optional>
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namespace InputActions
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{
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class LibinputGestureEvent;
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class LibinputKeyboardEvent;
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class LibinputPointerEvent;
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class LibinputEvent
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{
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public:
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LibinputEvent(libinput_event *event);
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~LibinputEvent();
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Q_DISABLE_COPY_MOVE(LibinputEvent);
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libinput_event_type type() const;
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/**
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* @return The gesture event or std::nullopt if this event is not a gesture event. The returned object becomes invalid when its parent is deleted.
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* @see libinput_event_get_gesture_event
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*/
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std::optional<LibinputGestureEvent> gestureEvent() const;
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/**
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* @return The keyboard event or std::nullopt if this event is not a keyboard event. The returned object becomes invalid when its parent is deleted.
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* @see libinput_event_get_keyboard_event
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*/
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std::optional<LibinputKeyboardEvent> keyboardEvent() const;
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/**
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* @return The pointer event or std::nullopt if this event is not a pointer event. The returned object becomes invalid when its parent is deleted.
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* @see libinput_event_get_pointer_event
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*/
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std::optional<LibinputPointerEvent> pointerEvent() const;
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private:
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libinput_event *m_event;
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};
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}

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