KControl: add touchpad configuration module

Supports the Libinput and Synaptics drivers, includes documentation and inpupt-touchpad icon.

Signed-off-by: Mavridis Philippe <mavridisf@gmail.com>

23 files changed, 2125 insertions, 20 deletions

diff --git a/kcontrol/input/CMakeLists.txt b/kcontrol/input/CMakeLists.txt
index 2fc6f6ce8..81d4a2384 100644
--- a/kcontrol/input/CMakeLists.txt
+++ b/kcontrol/input/CMakeLists.txt
@@ -17,8 +17,6 @@ else( )
   include_directories( core )
 endif( )
 
-add_subdirectory( pics )
-
 include_directories(
   ${CMAKE_CURRENT_BINARY_DIR}
   ${CMAKE_BINARY_DIR}
@@ -34,7 +32,7 @@ link_directories(
 ##### other data ################################
 
 tde_create_translated_desktop(
-  SOURCE mouse.desktop
+  SOURCE mouse.desktop touchpad.desktop
   PO_DIR kcontrol-desktops
 )
 
@@ -47,18 +45,41 @@ install( FILES
     mouse_cursor_theme.upd
   DESTINATION ${KCONF_UPDATE_INSTALL_DIR} )
 
+install(
+    DIRECTORY pics/
+    DESTINATION ${DATA_INSTALL_DIR}/kcminput/pics
+    FILES_MATCHING PATTERN *.png
+)
+
+add_subdirectory(icons)
+
 
 ##### kcm_input (module) ########################
 
 tde_add_kpart( kcm_input AUTOMOC
   SOURCES
-    mouse.cpp kmousedlg.ui main.cpp logitechmouse.cpp
-    logitechmouse_base.ui
-  LINK themepage-static tdeio-shared ${XCURSOR_LIBRARIES} ${LIBUSB_LIBRARIES}
+    mouse.cpp kmousedlg.ui main.cpp
+    logitechmouse.cpp logitechmouse_base.ui
+    touchpad.cpp touchpad_settings.cpp
+  LINK
+    themepage-static tdeio-shared
+    ${XCURSOR_LIBRARIES} ${LIBUSB_LIBRARIES}
+    ${XINPUT_LIBRARIES}
   DESTINATION ${PLUGIN_INSTALL_DIR}
 )
 
 
+##### syndaemon (executable) ####################
+
+tde_add_executable( syndaemon AUTOMOC
+  SOURCES
+    syndaemon.cpp syndaemon_iface.skel
+    touchpad_settings.cpp
+  LINK tdecore-shared ${XINPUT_LIBRARIES}
+  DESTINATION ${BIN_INSTALL_DIR}
+)
+
+
 ##### kapplymousetheme (executable) #############
 
 tde_add_executable( kapplymousetheme
diff --git a/kcontrol/input/icons/CMakeLists.txt b/kcontrol/input/icons/CMakeLists.txt
new file mode 100644
index 000000000..546096f2e
--- /dev/null
+++ b/kcontrol/input/icons/CMakeLists.txt
@@ -0,0 +1 @@
+tde_install_icons()
\ No newline at end of file
diff --git a/kcontrol/input/icons/cr128-device-input-touchpad.png b/kcontrol/input/icons/cr128-device-input-touchpad.png
new file mode 100644
index 000000000..5b5b16553
--- /dev/null
+++ b/kcontrol/input/icons/cr128-device-input-touchpad.png
diff --git a/kcontrol/input/icons/cr16-device-input-touchpad.png b/kcontrol/input/icons/cr16-device-input-touchpad.png
new file mode 100644
index 000000000..bde3c5e48
--- /dev/null
+++ b/kcontrol/input/icons/cr16-device-input-touchpad.png
diff --git a/kcontrol/input/icons/cr32-device-input-touchpad.png b/kcontrol/input/icons/cr32-device-input-touchpad.png
new file mode 100644
index 000000000..6e00abaa4
--- /dev/null
+++ b/kcontrol/input/icons/cr32-device-input-touchpad.png
diff --git a/kcontrol/input/icons/cr48-device-input-touchpad.png b/kcontrol/input/icons/cr48-device-input-touchpad.png
new file mode 100644
index 000000000..7c6a41c56
--- /dev/null
+++ b/kcontrol/input/icons/cr48-device-input-touchpad.png
diff --git a/kcontrol/input/icons/cr64-device-input-touchpad.png b/kcontrol/input/icons/cr64-device-input-touchpad.png
new file mode 100644
index 000000000..b124147fa
--- /dev/null
+++ b/kcontrol/input/icons/cr64-device-input-touchpad.png
diff --git a/kcontrol/input/icons/crsc-device-input-touchpad.svg b/kcontrol/input/icons/crsc-device-input-touchpad.svg
new file mode 100644
index 000000000..2802b4716
--- /dev/null
+++ b/kcontrol/input/icons/crsc-device-input-touchpad.svg
@@ -0,0 +1,485 @@
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+   sodipodi:cy="83.275467"
+   sodipodi:rx="34.713203"
+   sodipodi:ry="5.3321223"
+   d="M 113.82449 83.275467 A 34.713203 5.3321223 0 1 1  44.398079,83.275467 A 34.713203 5.3321223 0 1 1  113.82449 83.275467 z"
+   transform="matrix(1.267730,-0.246140,0.133394,1.354468,-35.04176,4.335442)" /><path
+   sodipodi:type="arc"
+   style="fill:#79799c;fill-opacity:1.0000000"
+   id="path3127"
+   sodipodi:cx="79.111282"
+   sodipodi:cy="83.275467"
+   sodipodi:rx="34.713203"
+   sodipodi:ry="5.3321223"
+   d="M 113.82449 83.275467 A 34.713203 5.3321223 0 1 1  44.398079,83.275467 A 34.713203 5.3321223 0 1 1  113.82449 83.275467 z"
+   transform="matrix(1.216726,-0.238824,0.191990,0.958919,-35.88576,36.67426)" /><rect
+   style="fill:#cccccc;fill-opacity:1.0000000"
+   id="rect3857"
+   width="3.3490131"
+   height="11.841051"
+   x="35.321518"
+   y="104.04992"
+   transform="matrix(0.991862,-0.127320,0.360903,0.932603,0.000000,0.000000)" /></g>
+</svg>
\ No newline at end of file
diff --git a/kcontrol/input/main.cpp b/kcontrol/input/main.cpp
index d72dd0aa6..71d9ec66f 100644
--- a/kcontrol/input/main.cpp
+++ b/kcontrol/input/main.cpp
@@ -38,6 +38,8 @@
 #endif
 
 #include "mouse.h"
+#include "touchpad_settings.h"
+#include "touchpad.h"
 
 extern "C"
 {
@@ -91,6 +93,23 @@ extern "C"
 
     delete config;
   }
+
+  TDE_EXPORT TDECModule *create_touchpad(TQWidget *parent, const char *)
+  {
+      return new TouchpadConfig(parent, "kcminput");
+  }
+
+  TDE_EXPORT void init_touchpad()
+  {
+      TouchpadSettings settings;
+      settings.apply();
+  }
+
+  TDE_EXPORT bool test_touchpad()
+  {
+      TouchpadSettings settings;
+      return settings.foundTouchpad();
+  }
 }
 
 
diff --git a/kcontrol/input/pics/CMakeLists.txt b/kcontrol/input/pics/CMakeLists.txt
deleted file mode 100644
index 0c9331efe..000000000
--- a/kcontrol/input/pics/CMakeLists.txt
+++ /dev/null
@@ -1,14 +0,0 @@
-#################################################
-#
-#  (C) 2010-2011 Serghei Amelian
-#  serghei (DOT) amelian (AT) gmail.com
-#
-#  Improvements and feedback are welcome
-#
-#  This file is released under GPL >= 2
-#
-#################################################
-
-install( FILES
-    mouse_rh.png mouse_lh.png doubleclick_1.png doubleclick_2.png
-  DESTINATION ${DATA_INSTALL_DIR}/kcminput/pics )
diff --git a/kcontrol/input/pics/mouse0.png b/kcontrol/input/pics/mouse0.png
new file mode 100644
index 000000000..02e708b04
--- /dev/null
+++ b/kcontrol/input/pics/mouse0.png
diff --git a/kcontrol/input/pics/mouse1.png b/kcontrol/input/pics/mouse1.png
new file mode 100644
index 000000000..f3aeea106
--- /dev/null
+++ b/kcontrol/input/pics/mouse1.png
diff --git a/kcontrol/input/pics/mouse2.png b/kcontrol/input/pics/mouse2.png
new file mode 100644
index 000000000..40c34fe59
--- /dev/null
+++ b/kcontrol/input/pics/mouse2.png
diff --git a/kcontrol/input/pics/mouse3.png b/kcontrol/input/pics/mouse3.png
new file mode 100644
index 000000000..74e5c1423
--- /dev/null
+++ b/kcontrol/input/pics/mouse3.png
diff --git a/kcontrol/input/syndaemon.cpp b/kcontrol/input/syndaemon.cpp
new file mode 100644
index 000000000..53d8346ca
--- /dev/null
+++ b/kcontrol/input/syndaemon.cpp
@@ -0,0 +1,201 @@
+/*******************************************************************************
+ syndaemon - daemon for the Synaptics touchpad driver which disables touchpad
+             on keyboard input
+
+ Copyright © 2004 Nadeem Hasan <nhasan@kde.org>
+                  Stefan Kombrink <katakombi@web.de>
+             2024 Mavridis Philippe <mavridisf@gmail.com>
+
+ 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 3 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 <https://www.gnu.org/licenses/>.
+
+*******************************************************************************/
+
+// TQt
+#include <tqdatetime.h>
+#include <tqtimer.h>
+
+// TDE
+#include <ksimpleconfig.h>
+#include <tdecmdlineargs.h>
+#include <kuniqueapplication.h>
+#include <tdeaboutdata.h>
+#include <tdelocale.h>
+#include <kdebug.h>
+
+// DCOP
+#include <dcopclient.h>
+
+// tdecm_touchpad
+#include "touchpad_settings.h"
+
+// SynDaemon
+#include "syndaemon.h"
+#include "syndaemon.moc"
+
+const unsigned int SynDaemon::TIME_OUT = 150;
+const unsigned int SynDaemon::POLL_INTERVAL = 100;
+const unsigned int SynDaemon::KEYMAP_SIZE = 32;
+
+unsigned char* SynDaemon::m_keyboard_mask;
+
+SynDaemon::SynDaemon() : DCOPObject("syndaemon"), TQObject()
+{
+    m_typing = false;
+    m_time = new TQTime();
+    d_settings = new TouchpadSettings;
+
+    m_keyboard_mask = new unsigned char[ KEYMAP_SIZE ];
+
+    // open a connection to the X server
+    m_display = XOpenDisplay(NULL);
+
+    if (!m_display) kdError() << "Can't open display!" << endl;
+
+    // setup keymap
+    XModifierKeymap *modifiers;
+
+    for (unsigned int i = 0; i < KEYMAP_SIZE; ++i)
+        m_keyboard_mask[i] = 0xFF;
+
+    modifiers = XGetModifierMapping(m_display);
+    for (int i = 0; i < 8 * modifiers->max_keypermod; ++i)
+    {
+        KeyCode kc = modifiers->modifiermap[i];
+        if (kc != 0) clearBit(m_keyboard_mask, kc);
+    }
+
+    XFreeModifiermap(modifiers);
+
+    m_poll = new TQTimer(this);
+    connect(m_poll, TQ_SIGNAL(timeout()), this, TQ_SLOT(poll()));
+    m_poll->start(POLL_INTERVAL);
+}
+
+SynDaemon::~SynDaemon()
+{
+    setTouchpadOn(true);
+    m_poll->stop();
+    delete m_keyboard_mask;
+}
+
+void SynDaemon::stop()
+{
+    kapp->quit();
+}
+
+void SynDaemon::poll()
+{
+    // do nothing if the user has explicitly disabled the touchpad in the settings
+    if (!touchpadEnabled()) return;
+
+    if (hasKeyboardActivity())
+    {
+        m_time->start();
+
+        if (!m_typing)
+        {
+            setTouchpadOn(false);
+        }
+    }
+
+    else
+    {
+        if (m_typing && (m_time->elapsed() > TIME_OUT))
+        {
+            setTouchpadOn(true);
+        }
+    }
+}
+
+bool SynDaemon::touchpadEnabled()
+{
+    // We can't read from our own TouchpadSettings
+    // as it contains the currently applied value
+    // so we revert to this
+    KSimpleConfig cfg("kcminputrc");
+    cfg.setGroup("Touchpad");
+    return cfg.readBoolEntry("Enabled", true);
+}
+
+void SynDaemon::setTouchpadOn(bool on)
+{
+    m_typing = !on;
+    if (!d_settings->setTouchpadEnabled(on))
+    {
+        kdWarning() << "unable to turn off touchpad!" << endl;
+    }
+}
+
+void SynDaemon::clearBit(unsigned char *ptr, int bit)
+{
+    int byteNum = bit / 8;
+    int bitNum = bit % 8;
+    ptr[byteNum] &= ~(1 << bitNum);
+}
+
+bool SynDaemon::hasKeyboardActivity()
+{
+    static unsigned char oldKeyState[KEYMAP_SIZE];
+    unsigned char keyState[KEYMAP_SIZE];
+
+    bool result = false;
+
+    XQueryKeymap(m_display, (char*)keyState);
+
+    // find pressed keys
+    for (unsigned int i = 0; i < KEYMAP_SIZE; ++i)
+    {
+        if ((keyState[i] & ~oldKeyState[i]) & m_keyboard_mask[i])
+        {
+            result = true;
+            break;
+        }
+    }
+
+    // ignore any modifiers
+    for (unsigned int i = 0; i < KEYMAP_SIZE; ++i)
+    {
+        if (keyState[i] & ~m_keyboard_mask[i])
+        {
+            result = false;
+            break;
+        }
+    }
+
+    // back up key states...
+    for (unsigned int i = 0; i < KEYMAP_SIZE; ++i)
+    {
+        oldKeyState[i] = keyState[i];
+    }
+
+    return result;
+}
+
+extern "C" TDE_EXPORT int main(int argc, char *argv[])
+{
+    TDEAboutData aboutData( "syndaemon", I18N_NOOP("Synaptics helper daemon"),
+        "0.1", I18N_NOOP("Synaptics helper daemon"), TDEAboutData::License_GPL_V2,
+        "© 2024 Mavridis Philippe" );
+
+    aboutData.addAuthor("Nadeem Hasan", I18N_NOOP("Author"), "nhasan@kde.org");
+    aboutData.addAuthor("Mavridis Philippe", I18N_NOOP("Author"), "mavridisf@gmail.com");
+
+    TDECmdLineArgs::init(argc, argv, &aboutData);
+
+    TDEApplication app;
+    app.disableSessionManagement();
+    app.dcopClient()->registerAs("syndaemon", false);
+
+    SynDaemon syndaemon;
+    return app.exec();
+}
\ No newline at end of file
diff --git a/kcontrol/input/syndaemon.h b/kcontrol/input/syndaemon.h
new file mode 100644
index 000000000..0556345eb
--- /dev/null
+++ b/kcontrol/input/syndaemon.h
@@ -0,0 +1,78 @@
+/*******************************************************************************
+ syndaemon - daemon for the Synaptics touchpad driver which disables touchpad
+             on keyboard input
+
+ Copyright © 2004 Nadeem Hasan <nhasan@kde.org>
+                  Stefan Kombrink <katakombi@web.de>
+             2024 Mavridis Philippe <mavridisf@gmail.com>
+
+ 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 3 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 <https://www.gnu.org/licenses/>.
+
+*******************************************************************************/
+
+#ifndef __SYNDAEMON_H__
+#define __SYNDAEMON_H__
+
+// TQt
+#include <tqobject.h>
+#include <tqthread.h>
+
+// DCOP
+#include <dcopobject.h>
+
+// X11
+#include <X11/Xlib.h>
+#undef Bool /* fix problems in --enable-final mode */
+#undef None /* fix problems in --enable-final mode */
+
+// Syndaemon
+#include "syndaemon_iface.h"
+
+
+class TQTimer;
+
+class SynDaemon : public TQObject, public virtual SynDaemonIface
+{
+    TQ_OBJECT
+
+    public:
+        SynDaemon();
+        ~SynDaemon();
+
+        bool touchpadEnabled();
+
+    public slots:
+        void poll();
+        void setTouchpadOn(bool on);
+        virtual void stop();
+
+    protected:
+        void clearBit(unsigned char* ptr, int bit);
+        bool hasKeyboardActivity();
+
+    private:
+        TouchpadSettings *d_settings;
+
+        TQTimer *m_poll;
+        TQTime *m_time;
+        Display *m_display;
+        bool m_typing;
+
+        static const unsigned int POLL_INTERVAL;
+        static const unsigned int TIME_OUT;
+        static const unsigned int KEYMAP_SIZE;
+        static unsigned char *m_keyboard_mask;
+};
+
+#endif
+
diff --git a/kcontrol/input/syndaemon_iface.h b/kcontrol/input/syndaemon_iface.h
new file mode 100644
index 000000000..0f3d33929
--- /dev/null
+++ b/kcontrol/input/syndaemon_iface.h
@@ -0,0 +1,34 @@
+/*******************************************************************************
+ syndaemon - daemon for the Synaptics touchpad driver which disables touchpad
+             on keyboard input
+
+ Copyright © 2024 Mavridis Philippe <mavridisf@gmail.com>
+
+ 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 3 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 <https://www.gnu.org/licenses/>.
+
+*******************************************************************************/
+
+#ifndef __SYNDAEMON_IFACE_H__
+#define __SYNDAEMON_IFACE_H__
+
+// DCOP
+#include <dcopobject.h>
+
+class SynDaemonIface : virtual public DCOPObject
+{
+    K_DCOP
+    k_dcop:
+        virtual void stop() = 0;
+};
+
+#endif
\ No newline at end of file
diff --git a/kcontrol/input/touchpad.cpp b/kcontrol/input/touchpad.cpp
new file mode 100644
index 000000000..d18e3b698
--- /dev/null
+++ b/kcontrol/input/touchpad.cpp
@@ -0,0 +1,528 @@
+/*******************************************************************************
+ tdecm_touchpad
+ A touchpad module for the TDE Control Centre
+
+ Copyright © 2024 Mavridis Philippe <mavridisf@gmail.com>
+
+ 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 3 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 <https://www.gnu.org/licenses/>.
+
+*******************************************************************************/
+
+// TQt
+#include <tqwhatsthis.h>
+#include <tqtooltip.h>
+#include <tqtabwidget.h>
+#include <tqradiobutton.h>
+#include <tqbuttongroup.h>
+#include <tqcombobox.h>
+#include <tqcheckbox.h>
+#include <tqslider.h>
+#include <tqlayout.h>
+#include <tqlabel.h>
+
+// TDE
+#include <tdeglobal.h>
+#include <kiconloader.h>
+#include <tdeaboutdata.h>
+#include <kdialog.h>
+#include <kdebug.h>
+
+// TouchpadConfig
+#include "touchpad_settings.h"
+#include "touchpad.h"
+#include "touchpad.moc"
+
+
+/******************************* TouchpadConfig *******************************/
+TouchpadConfig::TouchpadConfig(TQWidget *parent, const char *name)
+: TDECModule(parent, name),
+  m_error(nullptr)
+{
+    TDEGlobal::iconLoader()->addAppDir("kcminput");
+
+    d_settings = new TouchpadSettings;
+    d_settings->apply();
+
+    if (!d_settings->supportedTouchpad())
+    {
+        TQString error_str;
+
+        if (!d_settings->foundTouchpad())
+        {
+            error_str = i18n(
+                "<qt><h1>Touchpad not found</h1>"
+                "Please check your system installation.</qt>"
+            );
+        }
+
+        else IF_DRIVER(None)
+        {
+            error_str = i18n(
+                "<qt><h1>Unsupported driver</h1>"
+                "<p>This module only supports the following drivers:"
+                "<p>Libinput, Synaptics</qt>"
+            );
+        }
+
+        else error_str = i18n("<qt><h1>Unknown error</h1></qt>");
+
+        m_error = new TQLabel(error_str, this);
+        m_error->setAlignment(TQt::AlignCenter);
+        new TQVBoxLayout(this);
+        layout()->add(m_error);
+        return;
+    }
+
+    initWidgets();
+    load();
+
+    kdDebug() << "managed touchpad: " << d_settings->touchpad().name
+              << " (xid = " <<  d_settings->touchpad().id << ")" << endl;
+
+    TDEAboutData* about = new TDEAboutData(
+        "tdecm_touchpad",
+        I18N_NOOP("Touchpad"),
+        0, 0,
+        TDEAboutData::License_GPL,
+        I18N_NOOP("(c) 2024 Mavridis Philippe")
+    );
+    about->addAuthor("Mavridis Philippe", 0, 0);
+    setAboutData(about);
+}
+
+TouchpadConfig::~TouchpadConfig()
+{
+    DEL(m_error)
+    DEL(d_settings);
+}
+
+void TouchpadConfig::initWidgets()
+{
+    // Create containers
+    m_container = new TQTabWidget(this);
+
+    TQFrame *touchpadWidget = new TQFrame(this);
+    touchpadWidget->setMargin(0);
+    new TQVBoxLayout(touchpadWidget);
+
+    // Enable option
+    TQFrame *enableCheckBox = new TQFrame(touchpadWidget);
+    enableCheckBox->setSizePolicy(TQSizePolicy::Maximum, TQSizePolicy::Fixed);
+
+    m_enabled = new TQCheckBox(i18n("Enable touchpad"), enableCheckBox);
+    TQWhatsThis::add(m_enabled, i18n(
+        "This option determines whether the touchpad is enabled or disabled"
+    ));
+
+    // Compute margin for idented checkboxes based on checkbox height
+    int lmargin = m_enabled->height() / 2;
+
+    // Align the Enable checkbox with the other options below
+    new TQHBoxLayout(enableCheckBox);
+    enableCheckBox->layout()->addItem(new TQSpacerItem(lmargin, lmargin, TQSizePolicy::Fixed));
+    enableCheckBox->layout()->add(m_enabled);
+
+    // Settings frame
+    TQFrame *settingsFrame = new TQFrame(touchpadWidget);
+    TQGridLayout *grid = new TQGridLayout(settingsFrame, 3, 2, KDialog::spacingHint());
+
+    connect(m_enabled, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(changed()));
+    connect(m_enabled, TQ_SIGNAL(toggled(bool)), settingsFrame, TQ_SLOT(setEnabled(bool)));
+
+    // Behaviour
+    m_behaviour = new TQGroupBox(2, TQt::Vertical, i18n("Behaviour"), settingsFrame);
+
+    m_offWhileTyping = new TQCheckBox(i18n("Disable touchpad while typing"), m_behaviour);
+    TQWhatsThis::add(m_offWhileTyping, i18n(
+        "If this option is checked, the touchpad is disabled while you are typing, so as "
+        "to prevent accidental cursor movement and clicks."
+    ));
+    connect(m_offWhileTyping, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(changed()));
+
+    m_mbEmulation = new TQCheckBox(i18n("Middle button emulation"), m_behaviour);
+    TQWhatsThis::add(m_mbEmulation, i18n(
+        "If this option is enabled, a simultaneous left and right button click is "
+        "automatically transformed into a middle button click."
+    ));
+    IF_DRIVER(LibInput)
+    {
+        connect(m_mbEmulation, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(changed()));
+    }
+    else
+    {
+        DISABLE_UNSUPPORTED_OPTION(m_mbEmulation);
+    }
+
+    // Speed
+    m_speed = new TQGroupBox(4, TQt::Vertical, i18n("Speed"), settingsFrame);
+
+    TQLabel *accelLabel = new TQLabel(i18n("Acceleration:"), m_speed);
+
+    m_accel = new TQSlider(-100, 100, 5, 0, TQt::Horizontal, m_speed);
+
+    TQWidget *accelSliderMarkBox = new TQWidget(m_speed);
+    new TQHBoxLayout(accelSliderMarkBox);
+    accelSliderMarkBox->layout()->setAutoAdd(true);
+
+    TQLabel *l;
+    l = new TQLabel(i18n("Slower"), accelSliderMarkBox);
+    l->setAlignment(TQt::AlignLeft);
+    l = new TQLabel(i18n("Normal"), accelSliderMarkBox);
+    l->setAlignment(TQt::AlignHCenter);
+    l = new TQLabel(i18n("Faster"), accelSliderMarkBox);
+    l->setAlignment(TQt::AlignRight);
+    l = nullptr;
+
+    m_accelAdaptive = new TQCheckBox(i18n("Use adaptive profile"), m_speed);
+
+    IF_DRIVER(LibInput)
+    {
+        connect(m_accel, TQ_SIGNAL(valueChanged(int)), this, TQ_SLOT(changed()));
+        connect(m_accelAdaptive, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(changed()));
+
+        // check available profiles
+        TQValueList<bool> accelProfilesAvail = d_settings->getAccelProfilesAvailability();
+        if (!accelProfilesAvail.count() || accelProfilesAvail[0] == 0 || accelProfilesAvail[1] == 0)
+        {
+            m_accelAdaptive->setEnabled(false);
+        }
+    }
+    else
+    {
+        DISABLE_UNSUPPORTED_OPTION(m_speed)
+    }
+
+    // Tapping
+    m_tapping = new TQGroupBox(5, TQt::Vertical, i18n("Tapping"), settingsFrame);
+
+    m_tapClick = new TQCheckBox(i18n("Tap to click"), m_tapping);
+    TQWhatsThis::add(m_tapClick, i18n(
+        "If this option is checked, a tap on the touchpad is interpreted as a button click."
+    ));
+    connect(m_tapClick, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(changed()));
+    connect(m_tapClick, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(updateWidgetStates()));
+
+    m_tapDrag = new TQCheckBox(i18n("Tap-and-drag"), m_tapping);
+    TQWhatsThis::add(m_tapDrag, i18n(
+        "Tap-and-drag is a tap which is immediately followed by a finger down and that finger "
+        "being held down emulates a button press. Moving the finger around can thus drag the "
+        "selected item on the screen."
+    ));
+    connect(m_tapDrag, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(changed()));
+    connect(m_tapDrag, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(updateWidgetStates()));
+
+    m_tapDragLock = new TQCheckBox(i18n("Tap-and-drag lock"), m_tapping);
+    TQWhatsThis::add(m_tapDragLock, i18n(
+        "When enabled, lifting a finger while dragging will not immediately stop dragging."
+    ));
+
+    IF_DRIVER(LibInput)
+    {
+        connect(m_tapDragLock, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(changed()));
+    }
+    else
+    {
+        DISABLE_UNSUPPORTED_OPTION(m_tapDragLock);
+    }
+
+    TQLabel *tapMappingLabel = new TQLabel(i18n("Two-finger tap:"), m_tapping);
+    m_tapMapping = new TQComboBox(m_tapping); // "lrm" and "lmr"
+    m_tapMapping->setSizePolicy(TQSizePolicy::Maximum, TQSizePolicy::Fixed);
+    m_tapMapping->insertItem(
+        TDEGlobal::iconLoader()->loadIcon("mouse3", TDEIcon::Small),
+        i18n("Right click (three-finger tap for middle click)"),
+        0);
+    m_tapMapping->insertItem(
+        TDEGlobal::iconLoader()->loadIcon("mouse2", TDEIcon::Small),
+        i18n("Middle click (three-finger tap for right click)"),
+        1);
+    connect(m_tapMapping, TQ_SIGNAL(activated(const TQString&)), this, TQ_SLOT(changed()));
+
+    // Scrolling options
+    m_scrolling = new TQGroupBox(4, TQt::Vertical, i18n("Scrolling options"), settingsFrame);
+
+    m_verScroll = new TQCheckBox(i18n("Vertical scrolling"), m_scrolling);
+    TQWhatsThis::add(m_verScroll, i18n(
+        "This option enables/disables the vertical scrolling gesture on the touchpad. "
+        "(The actual gesture depends on the selected scroll method.) "
+        "Unless the used driver is Synaptics, disabling vertical scrolling also disables "
+        "horizontal scrolling."
+    ));
+    connect(m_verScroll, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(changed()));
+    connect(m_verScroll, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(updateWidgetStates()));
+
+    m_horScroll = new TQCheckBox(i18n("Horizontal scrolling"), m_scrolling);
+    TQWhatsThis::add(m_horScroll, i18n(
+        "This option enables/disables the horizontal scrolling gesture on the touchpad. "
+        "(The actual gesture depends on the selected scroll method.)"
+    ));
+    connect(m_horScroll, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(changed()));
+    connect(m_horScroll, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(updateWidgetStates()));
+
+    m_naturalScroll = new TQCheckBox(i18n("Reverse scroll direction"), m_scrolling);
+    TQWhatsThis::add(m_naturalScroll, i18n(
+        "If this option is checked, the scrolling direction is reversed to resemble natural "
+        "movement of content. This feature is also called natural scrolling."
+    ));
+    connect(m_naturalScroll, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(changed()));
+
+    m_naturalScrollDirections = new TQFrame(m_scrolling);
+    TQWhatsThis::add(m_naturalScrollDirections, i18n(
+        "This option allows you to select the scrolling directions to which reversed scrolling will be applied. "
+        "It is only available if the Synaptics driver is used."
+    ));
+    TQGridLayout *nsdl = new TQGridLayout(m_naturalScrollDirections, 2, 2, KDialog::spacingHint());
+    m_horNaturalScroll = new TQCheckBox(i18n("Apply to horizontal scrolling"), m_naturalScrollDirections);
+    m_verNaturalScroll = new TQCheckBox(i18n("Apply to vertical scrolling"), m_naturalScrollDirections);
+    nsdl->addItem(new TQSpacerItem(lmargin, lmargin, TQSizePolicy::Fixed), 0, 0);
+    nsdl->addItem(new TQSpacerItem(lmargin, lmargin, TQSizePolicy::Fixed), 1, 0);
+    nsdl->addWidget(m_horNaturalScroll, 0, 1);
+    nsdl->addWidget(m_verNaturalScroll, 1, 1);
+
+    IF_DRIVER(Synaptics)
+    {
+        connect(m_horNaturalScroll, TQ_SIGNAL(toggled(bool)), TQ_SLOT(changed()));
+        connect(m_verNaturalScroll, TQ_SIGNAL(toggled(bool)), TQ_SLOT(changed()));
+        connect(m_naturalScroll, TQ_SIGNAL(toggled(bool)), TQ_SLOT(updateWidgetStates()));
+    }
+    else
+    {
+        // Not only disable, but also force checkboxes to be checked on
+        // so that the user knows that the natural scrolling option applies
+        // always to both directions
+        DISABLE_UNSUPPORTED_OPTION(m_naturalScrollDirections);
+        m_horNaturalScroll->setChecked(true);
+        m_verNaturalScroll->setChecked(true);
+    }
+
+    // Scrolling methods
+    m_scrollMethods = new TQButtonGroup(3, TQt::Vertical, i18n("Scrolling method"), settingsFrame);
+    TQWhatsThis::add(m_scrollMethods, i18n(
+        "Here you can select your preferred scrolling method. The two most common options are "
+        "two-finger scrolling and edge scrolling. Two-finger scrolling entails a movement with "
+        "two fingers vertically or horizontally upon the surface of the touchpad. Edge scrolling "
+        "on the other hand tracks movements with one finger along the right or bottom edge of "
+        "the touchpad."
+    ));
+    connect(m_scrollMethods, TQ_SIGNAL(clicked(int)), this, TQ_SLOT(changed()));
+
+    TQStringList scrollMethodLabels;
+    scrollMethodLabels << i18n("Two-finger")
+                       << i18n("Edge");
+
+    IF_DRIVER(LibInput)
+    {
+        scrollMethodLabels << i18n("Button");
+    }
+
+    TQValueList<bool> scrollMethodAvail = d_settings->getScrollMethodsAvailability();
+    Q_ASSERT(scrollMethodLabels.count() == scrollMethodAvail.count());
+
+    for (int i = 0; i < scrollMethodLabels.count(); ++i)
+    {
+        TQRadioButton *rad = new TQRadioButton(scrollMethodLabels[i], m_scrollMethods);
+        rad->setEnabled(scrollMethodAvail[i]);
+    }
+
+    // Finalize layout
+    grid->addWidget(m_behaviour, 0, 0);
+    grid->addWidget(m_speed, 1, 0);
+    grid->addMultiCellWidget(m_scrolling, 0, 1, 1, 1);
+    grid->addWidget(m_scrollMethods, 2, 1);
+    grid->addWidget(m_tapping, 2, 0);
+    grid->addItem(new TQSpacerItem(10, 10));
+
+    // Synaptics deprecation warning
+    IF_DRIVER(Synaptics)
+    {
+        TQLabel *l = new TQLabel(i18n(
+            "<qt><b>Warning:</b> The Synaptics driver has been deprecated.</qt>"
+        ), settingsFrame);
+        TQWhatsThis::add(l, i18n(
+            "<qt><p><b>The Synaptics driver is no longer in active development.</b>"
+            "<p>While Libinput is the preferred choice for handling input devices, "
+            "you might still have valid reasons to use the older Synaptics driver "
+            "in its place. Please bear in mind that you will probably not receive "
+            "updates and bug fixes from its upstream.</qt>"
+        ));
+        grid->addMultiCellWidget(l, 3, 3, 0, 1);
+    }
+
+    touchpadWidget->layout()->add(enableCheckBox);
+    touchpadWidget->layout()->add(settingsFrame);
+    m_container->addTab(touchpadWidget, SmallIconSet("input-touchpad"), d_settings->touchpad().name);
+
+    new TQVBoxLayout(this, KDialog::marginHint());
+    layout()->add(m_container);
+}
+
+// We handle more complex UI cases here
+void TouchpadConfig::updateWidgetStates()
+{
+    if (!d_settings->foundTouchpad()) return;
+
+    // Scrolling related options
+    bool on;
+
+    IF_DRIVER(LibInput)
+    {
+        // To disable vertical scrolling under LibInput one has to disable scrolling entirely
+        // so we mirror this in the UI
+        on = m_verScroll->isChecked();
+        m_horScroll->setEnabled(on);
+    }
+
+    else
+    {
+        // In case we can control both horizontal and vertical scrolling separately, any UI
+        // changes should be triggered when both are disabled
+        on = m_verScroll->isChecked() || m_horScroll->isChecked();
+
+        // Only enable natural scroll directions options when not under LibInput
+        m_naturalScrollDirections->setEnabled(on && m_naturalScroll->isChecked());
+    }
+
+    m_naturalScroll->setEnabled(on);
+    m_scrollMethods->setEnabled(on);
+
+    // Tapping related options
+    m_tapDrag->setEnabled(m_tapClick->isChecked());
+
+    IF_DRIVER(LibInput)
+    {
+        m_tapDragLock->setEnabled(m_tapClick->isChecked() && m_tapDrag->isChecked());
+    }
+}
+
+void TouchpadConfig::defaults()
+{
+    load(true);
+}
+
+void TouchpadConfig::load()
+{
+    load(false);
+}
+
+void TouchpadConfig::load(bool useDefaults)
+{
+    if (!d_settings->foundTouchpad()) return;
+
+    d_settings->load();
+
+    m_enabled->setChecked(d_settings->enabled);
+
+    // Behaviour
+    m_offWhileTyping->setChecked(d_settings->offWhileTyping);
+
+    IF_DRIVER(LibInput)
+    {
+        m_mbEmulation->setChecked(d_settings->midButtonEmulation);
+    }
+
+    // Speed
+    IF_DRIVER(LibInput)
+    {
+        m_accel->setValue(d_settings->accelSpeed);
+        m_accelAdaptive->setChecked(d_settings->accelProfile == 0);
+    }
+
+    // Tapping
+    m_tapClick->setChecked(d_settings->tapClick);
+    m_tapDrag->setChecked(d_settings->tapDrag);
+
+    IF_DRIVER(LibInput)
+    {
+        m_tapDragLock->setChecked(d_settings->tapDragLock);
+    }
+
+    m_tapMapping->setCurrentItem(d_settings->tapMapping);
+
+    // Scrolling options
+    m_horScroll->setChecked(d_settings->scrollDirections & TQt::Horizontal);
+    m_verScroll->setChecked(d_settings->scrollDirections & TQt::Vertical);
+    m_naturalScroll->setChecked(d_settings->naturalScroll);
+    IF_DRIVER(Synaptics)
+    {
+        m_naturalScrollDirections->setEnabled(d_settings->naturalScroll);
+        m_horNaturalScroll->setChecked(d_settings->naturalScrollDirections & TQt::Horizontal);
+        m_verNaturalScroll->setChecked(d_settings->naturalScrollDirections & TQt::Vertical);
+    }
+
+    IF_DRIVER(LibInput)
+    {
+        m_horScroll->setEnabled(m_verScroll->isOn());
+        m_naturalScroll->setEnabled(m_verScroll->isOn());
+        m_scrollMethods->setEnabled(m_verScroll->isOn());
+    }
+
+    // Scrolling method
+    m_scrollMethods->setButton(d_settings->scrollMethod);
+}
+
+void TouchpadConfig::save()
+{
+    if (!d_settings->foundTouchpad()) return;
+
+    d_settings->enabled = m_enabled->isChecked();
+
+    // Behaviour
+    d_settings->offWhileTyping = m_offWhileTyping->isChecked();
+
+    IF_DRIVER(LibInput)
+    {
+        d_settings->midButtonEmulation = m_mbEmulation->isChecked();
+    }
+
+    // Speed
+    IF_DRIVER(LibInput)
+    {
+        d_settings->accelSpeed = m_accel->value();
+        d_settings->accelProfile = (m_accelAdaptive->isChecked() ? 0 : 1);
+    }
+
+    // Tapping
+    d_settings->tapClick = m_tapClick->isChecked();
+    d_settings->tapDrag = m_tapDrag->isChecked();
+
+    IF_DRIVER(LibInput)
+    {
+        d_settings->tapDragLock = m_tapDragLock->isChecked();
+    }
+
+    d_settings->tapMapping = m_tapMapping->currentItem();
+
+    // Scrolling options
+    int scrollDirections = 0;
+    if (m_horScroll->isChecked()) scrollDirections |= TQt::Horizontal;
+    if (m_verScroll->isChecked()) scrollDirections |= TQt::Vertical;
+    d_settings->scrollDirections = scrollDirections;
+
+    d_settings->naturalScroll = m_naturalScroll->isChecked();
+
+    int naturalScrollDirections = 0;
+    if (m_horNaturalScroll->isChecked()) naturalScrollDirections |= TQt::Horizontal;
+    if (m_verNaturalScroll->isChecked()) naturalScrollDirections |= TQt::Vertical;
+    d_settings->naturalScrollDirections = naturalScrollDirections;
+
+    // Scrolling method
+    d_settings->scrollMethod = m_scrollMethods->selectedId();
+
+    d_settings->save();
+    d_settings->apply();
+}
+
+Touchpad TouchpadConfig::touchpad()
+{
+    return d_settings->touchpad();
+}
diff --git a/kcontrol/input/touchpad.desktop b/kcontrol/input/touchpad.desktop
new file mode 100644
index 000000000..d943749c1
--- /dev/null
+++ b/kcontrol/input/touchpad.desktop
@@ -0,0 +1,16 @@
+[Desktop Entry]
+Exec=tdecmshell touchpad
+Icon=input-touchpad
+Type=Application
+X-DocPath=kcontrol/touchpad/index.html
+
+X-TDE-Library=input
+X-TDE-FactoryName=touchpad
+X-TDE-Init=touchpad
+X-TDE-ParentApp=kcontrol
+X-TDE-Test-Module=true
+
+Name=Touchpad
+Comment=Touchpad settings
+Keywords=Touchpad;Tap to click;Mouse;Mouse buttons;Input Devices;Button Mapping;Tap;Click;mapping;right handed;left handed;
+Categories=Qt;TDE;X-TDE-settings-hardware;
\ No newline at end of file
diff --git a/kcontrol/input/touchpad.h b/kcontrol/input/touchpad.h
new file mode 100644
index 000000000..088f7164a
--- /dev/null
+++ b/kcontrol/input/touchpad.h
@@ -0,0 +1,97 @@
+/*******************************************************************************
+ tdecm_touchpad
+ A touchpad module for the TDE Control Centre
+
+ Copyright © 2024 Mavridis Philippe <mavridisf@gmail.com>
+
+ 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 3 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 <https://www.gnu.org/licenses/>.
+
+*******************************************************************************/
+
+#ifndef __TOUCHPAD_H__
+#define __TOUCHPAD_H__
+
+// TDE
+#include <tdecmodule.h>
+#include <tdelocale.h>
+
+// Macros
+#define OPTION_NOT_SUPPORTED I18N_NOOP("This option is not compatible with the currently used driver")
+#define DISABLE_UNSUPPORTED_OPTION(optionWidget) \
+    optionWidget->setEnabled(false); \
+    TQToolTip::add(optionWidget, i18n(OPTION_NOT_SUPPORTED));
+
+// Forward definitions
+class TQTabWidget;
+class TQButtonGroup;
+class TQGroupBox;
+class TQCheckBox;
+class TQComboBox;
+class TQSlider;
+class TQLabel;
+class TQFrame;
+class TDEConfig;
+class TouchpadSettings;
+struct Touchpad;
+
+
+/******************************* TouchpadConfig *******************************/
+class TouchpadConfig : public TDECModule
+{
+    TQ_OBJECT
+
+    public:
+        TouchpadConfig(TQWidget *parent, const char *name);
+        ~TouchpadConfig();
+
+        void load();
+        void load(bool useDefaults);
+        void save();
+        void defaults();
+
+        Touchpad touchpad();
+
+    protected:
+        void initWidgets();
+
+    protected slots:
+        void updateWidgetStates();
+
+    private:
+        TouchpadSettings *d_settings;
+
+        TQTabWidget *m_container;
+        TQLabel *m_error;
+        TQCheckBox *m_enabled;
+
+        TQGroupBox *m_behaviour;
+        TQCheckBox *m_offWhileTyping, *m_leftHanded, *m_mbEmulation;
+
+        TQGroupBox *m_speed;
+        TQSlider *m_accel;
+        TQCheckBox *m_accelAdaptive;
+
+        TQGroupBox *m_tapping;
+        TQCheckBox *m_tapClick, *m_tapDrag, *m_tapDragLock;
+        TQComboBox *m_tapMapping;
+
+        TQGroupBox *m_scrolling;
+        TQCheckBox *m_horScroll, *m_verScroll, *m_naturalScroll,
+                   *m_horNaturalScroll, *m_verNaturalScroll;
+
+        TQFrame *m_naturalScrollDirections;
+
+        TQButtonGroup *m_scrollMethods;
+};
+
+#endif // __TOUCHPAD_H__
diff --git a/kcontrol/input/touchpad_settings.cpp b/kcontrol/input/touchpad_settings.cpp
new file mode 100644
index 000000000..1230efcee
--- /dev/null
+++ b/kcontrol/input/touchpad_settings.cpp
@@ -0,0 +1,409 @@
+/*******************************************************************************
+ tdecm_touchpad
+ A touchpad module for the TDE Control Centre
+
+ Copyright © 2024 Mavridis Philippe <mavridisf@gmail.com>
+
+ 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 3 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 <https://www.gnu.org/licenses/>.
+
+*******************************************************************************/
+
+// TDE
+#include <tdeapplication.h>
+#include <tdeconfig.h>
+#include <kdebug.h>
+
+// DCOP
+#include <dcopref.h>
+
+// X11
+#include <X11/extensions/XInput.h>
+#include <X11/extensions/XInput2.h>
+
+// tdecm_touchpad
+#include "xiproperty.h"
+#include "touchpad_settings.h"
+
+
+/****************************** TouchpadSettings ******************************/
+TouchpadSettings::TouchpadSettings()
+: m_foundTouchpad(false)
+{
+    findTouchpad();
+}
+
+bool TouchpadSettings::findTouchpad()
+{
+    Display *display = tqt_xdisplay();
+    ATOM(isTouchpad, XI_TOUCHPAD)
+    ATOM(isLibinput, "libinput Send Events Mode Enabled")
+    ATOM(isSynaptics, "Synaptics Off")
+
+    int devicesCount;
+    XDeviceInfo *deviceList = XListInputDevices(display, &devicesCount);
+
+    for (int d = 0; d < devicesCount; ++d)
+    {
+        if (deviceList[d].type != isTouchpad) continue;
+
+        m_foundTouchpad = true;
+        m_touchpad.init(deviceList[d].id, deviceList[d].name);
+
+        int propertiesCount;
+        Atom *propertiesList = XIListProperties(display, deviceList[d].id,
+                                                &propertiesCount);
+        for (int p = 0; p < propertiesCount; ++p)
+        {
+            if (propertiesList[p] == isLibinput)
+            {
+                m_touchpad.driver = Touchpad::Driver::LibInput;
+                break;
+            }
+
+            else if (propertiesList[p] == isSynaptics)
+            {
+                m_touchpad.driver = Touchpad::Driver::Synaptics;
+            }
+        }
+
+        XFree(propertiesList);
+
+        if (m_foundTouchpad) break;
+    }
+
+    XFreeDeviceList(deviceList);
+
+    return m_foundTouchpad;
+}
+
+void TouchpadSettings::load(bool defaults)
+{
+    TDEConfig cfg("kcminputrc");
+    cfg.setGroup("Touchpad");
+    cfg.setReadDefaults(defaults);
+
+    enabled = cfg.readBoolEntry("Enabled", true);
+
+    // Behaviour
+    offWhileTyping = cfg.readBoolEntry("OffWhileTyping", false);
+
+    IF_DRIVER(LibInput)
+    {
+        midButtonEmulation = cfg.readBoolEntry("MidButtonEmulation", false);
+    }
+
+    // Speed
+    IF_DRIVER(LibInput)
+    {
+        accelSpeed = cfg.readNumEntry("AccelSpeed", 0);
+        accelProfile = cfg.readNumEntry("AccelProfile", 0);
+    }
+
+    // Tapping
+    tapClick = cfg.readBoolEntry("TapToClick", true);
+    tapDrag = cfg.readBoolEntry("TapAndDrag", true);
+
+    IF_DRIVER(LibInput)
+    {
+        tapDragLock = cfg.readBoolEntry("TapAndDragLock", false);
+    }
+
+    tapMapping = cfg.readNumEntry("TapMapping", 0);
+
+    // Scrolling options
+    int both = TQt::Horizontal | TQt::Vertical;
+    scrollDirections = cfg.readNumEntry("ScrollDirections", both);
+    naturalScroll = cfg.readBoolEntry("NaturalScroll", false);
+    naturalScrollDirections = cfg.readNumEntry("NaturalScrollDirections", both);
+
+    // Scrolling method
+    scrollMethod = cfg.readNumEntry("ScrollMethod", 0);
+}
+
+void TouchpadSettings::save()
+{
+    TDEConfig cfg("kcminputrc");
+    cfg.setGroup("Touchpad");
+
+    cfg.writeEntry("Enabled", enabled);
+
+    // Behaviour
+    cfg.writeEntry("OffWhileTyping", offWhileTyping);
+
+    IF_DRIVER(LibInput)
+    {
+        cfg.writeEntry("MidButtonEmulation", midButtonEmulation);
+    }
+
+    // Speed
+    cfg.writeEntry("AccelSpeed", accelSpeed);
+    cfg.writeEntry("AccelProfile", accelProfile);
+
+    // Tapping
+    cfg.writeEntry("TapToClick", tapClick);
+    cfg.writeEntry("TapAndDrag", tapDrag);
+
+    IF_DRIVER(LibInput)
+    {
+        cfg.writeEntry("TapAndDragLock", tapDragLock);
+    }
+
+    cfg.writeEntry("TapMapping", tapMapping);
+
+    // Scrolling options
+    cfg.writeEntry("ScrollDirections", scrollDirections);
+    cfg.writeEntry("NaturalScroll", naturalScroll);
+    cfg.writeEntry("NaturalScrollDirections", naturalScrollDirections);
+
+    // Scrolling method
+    cfg.writeEntry("ScrollMethod", scrollMethod);
+
+    cfg.sync();
+}
+
+bool TouchpadSettings::setTouchpadEnabled(bool on)
+{
+    enabled = on;
+
+    XIProperty *prop = nullptr;
+    int fail = 0;
+
+    IF_DRIVER(LibInput)
+    {
+        SET_PROP("Device Enabled", b)
+        {
+            prop->b[0] = enabled;
+            prop->set();
+        }
+    }
+
+    else
+    IF_DRIVER(Synaptics)
+    {
+        SET_PROP("Synaptics Off", b)
+        {
+            prop->b[0] = !enabled;
+            prop->set();
+        }
+    }
+
+    return !fail;
+}
+
+void TouchpadSettings::apply(bool force)
+{
+    kdDebug() << "applying touchpad settings" << endl;
+    if (!foundTouchpad())
+    {
+        kdWarning() << "no supported touchpads! settings not applied" << endl;
+        return;
+    }
+
+    load();
+
+    Display *display = tqt_xdisplay();
+    XIProperty *prop = nullptr;
+    int fail = 0;
+
+    if (!setTouchpadEnabled(enabled))
+        ++fail;
+
+    IF_DRIVER(LibInput)
+    {
+        kdDebug() << "driver: libinput" << endl;
+
+        SET_PROP("libinput Disable While Typing Enabled", b)
+        {
+            prop->b[0] = offWhileTyping;
+            prop->set();
+        }
+
+        SET_PROP("libinput Middle Emulation Enabled", b)
+        {
+            prop->b[0] = midButtonEmulation;
+            prop->set();
+        }
+
+        SET_PROP("libinput Accel Speed", f)
+        {
+            float val = accelSpeed;
+            val /= 100;
+            prop->f[0] = val;
+            prop->set();
+        }
+
+        SET_PROP("libinput Accel Profile Enabled", b)
+        {
+            prop->b[0] = (accelProfile == 0);
+            prop->b[1] = (accelProfile == 1);
+            prop->set();
+        }
+
+        SET_PROP("libinput Tapping Enabled", b)
+        {
+            prop->b[0] = tapClick;
+            prop->set();
+        }
+
+        SET_PROP("libinput Tapping Drag Enabled", b)
+        {
+            prop->b[0] = tapClick && tapDrag;
+            prop->set();
+        }
+
+        SET_PROP("libinput Tapping Drag Lock Enabled", b)
+        {
+            prop->b[0] = tapClick && tapDrag && tapDragLock;
+            prop->set();
+        }
+
+        SET_PROP("libinput Tapping Button Mapping Enabled", b)
+        {
+            prop->b[0] = (tapMapping == 0);
+            prop->b[1] = (tapMapping == 1);
+            prop->set();
+        }
+
+        SET_PROP("libinput Horizontal Scroll Enabled", b)
+        {
+            prop->b[0] = scrollDirections & TQt::Horizontal;
+            prop->set();
+        }
+
+        SET_PROP("libinput Natural Scrolling Enabled", b)
+        {
+            prop->b[0] = naturalScroll;
+            prop->set();
+        }
+
+        SET_PROP("libinput Scroll Method Enabled", b)
+        {
+            prop->b[0] = scrollDirections ? (scrollMethod == 0) : 0; // two-finger
+            prop->b[1] = scrollDirections ? (scrollMethod == 1) : 0; // edge
+            prop->b[2] = scrollDirections ? (scrollMethod == 2) : 0; // button
+            prop->set();
+        }
+    }
+
+    else IF_DRIVER(Synaptics)
+    {
+        kdDebug() << "driver: synaptics" << endl;
+
+        SET_PROP("Synaptics Tap Action", b)
+        {
+            prop->b[0] = 0;
+            prop->b[1] = 0;
+            prop->b[2] = 0;
+            prop->b[3] = 0;
+            prop->b[4] = tapClick ? 1 : 0; // 1 finger
+            prop->b[5] = tapClick ? (tapMapping == 0 ? 3 : 2) : 0; // 2 fingers
+            prop->b[6] = tapClick ? (tapMapping == 0 ? 2 : 3) : 0; // 3 fingers
+            prop->set();
+        }
+
+        SET_PROP("Synaptics Gestures", b)
+        {
+            prop->b[0] = tapDrag;
+            prop->set();
+        }
+
+        SET_PROP("Synaptics Edge Scrolling", b)
+        {
+            prop->b[0] = scrollMethod == 1 ? (scrollDirections & TQt::Vertical ? 1 : 0) : 0;
+            prop->b[1] = scrollMethod == 1 ? (scrollDirections & TQt::Horizontal ? 1 : 0) : 0;
+            prop->b[2] = 0; // corner
+            prop->set();
+        }
+
+        SET_PROP("Synaptics Two-Finger Scrolling", b)
+        {
+            prop->b[0] = scrollMethod == 0 ? (scrollDirections & TQt::Vertical ? 1 : 0) : 0;
+            prop->b[1] = scrollMethod == 0 ? (scrollDirections & TQt::Horizontal ? 1 : 0) : 0;
+            prop->set();
+        }
+
+        SET_PROP("Synaptics Scrolling Distance", i)
+        {
+            prop->i[0] = naturalScroll && naturalScrollDirections & TQt::Vertical ? -80 : 80;
+            prop->i[1] = naturalScroll && naturalScrollDirections & TQt::Horizontal ? -80 : 80;
+            prop->set();
+        }
+
+        // start/stop syndaemon
+        DCOPRef syndaemon("syndaemon", "syndaemon");
+        syndaemon.call("stop()");
+
+        if (offWhileTyping)
+        {
+            kapp->tdeinitExec("syndaemon");
+        }
+    }
+
+    if (fail > 0)
+        kdWarning() << "some options could not be applied!" << endl;
+}
+
+TQValueList<bool> TouchpadSettings::getScrollMethodsAvailability()
+{
+    TQValueList<bool> avail;
+
+    IF_DRIVER(LibInput)
+    {
+        PROP(propScrollMethodsAvail, "libinput Scroll Methods Available")
+        for (int i = 0; i < propScrollMethodsAvail.count(); ++i)
+        {
+            avail.append(propScrollMethodsAvail[i].toBool());
+        }
+    }
+
+    IF_DRIVER(Synaptics)
+    {
+        avail.append(1); // two-finger
+        avail.append(1); // edge
+    }
+
+    return avail;
+}
+
+TQValueList<bool> TouchpadSettings::getAccelProfilesAvailability()
+{
+    TQValueList<bool> avail;
+
+    IF_DRIVER(LibInput)
+    {
+        PROP(propAccelProfilesAvail, "libinput Accel Profiles Available")
+        for (int i = 0; i < propAccelProfilesAvail.count(); ++i)
+        {
+            avail.append(propAccelProfilesAvail[i].toBool());
+        }
+    }
+
+    IF_DRIVER(Synaptics) { /* TODO no support yet */ }
+
+    return avail;
+}
+
+Touchpad TouchpadSettings::touchpad()
+{
+    return m_touchpad;
+}
+
+bool TouchpadSettings::foundTouchpad()
+{
+    return m_foundTouchpad;
+}
+
+bool TouchpadSettings::supportedTouchpad()
+{
+    return m_foundTouchpad && m_touchpad.driver != Touchpad::Driver::None;
+}
\ No newline at end of file
diff --git a/kcontrol/input/touchpad_settings.h b/kcontrol/input/touchpad_settings.h
new file mode 100644
index 000000000..8cdfea951
--- /dev/null
+++ b/kcontrol/input/touchpad_settings.h
@@ -0,0 +1,107 @@
+/*******************************************************************************
+ tdecm_touchpad
+ A touchpad module for the TDE Control Centre
+
+ Copyright © 2024 Mavridis Philippe <mavridisf@gmail.com>
+
+ 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 3 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 <https://www.gnu.org/licenses/>.
+
+*******************************************************************************/
+
+#ifndef __TOUCHPAD_SETTINGS_H__
+#define __TOUCHPAD_SETTINGS_H__
+
+// TQt
+#include <tqvaluelist.h>
+
+// Macros
+#define DEL(var) \
+  if (var) { delete var; var = nullptr; }
+
+#define ATOM(var, atom) \
+  Atom var = XInternAtom(display, atom, true);
+
+#define PROP(var, property) \
+  XIProperty var = XIProperty(m_touchpad.id, property);
+
+#define SET_PROP(property, type) \
+  DEL(prop) \
+  prop = new XIProperty(m_touchpad.id, property); \
+  if (prop->type == nullptr) \
+  { \
+     kdWarning() << "Failed to set property " << property << endl; \
+     ++fail; \
+  } \
+  else
+
+#define IF_DRIVER(drv) \
+  if (touchpad().driver == Touchpad::Driver::drv)
+
+
+/****************************** struct Touchpad *******************************/
+#undef None
+
+struct Touchpad
+{
+    enum Driver { None, LibInput, Synaptics };
+
+    bool valid = false;
+    unsigned int id;
+    TQCString name;
+    Driver driver = Touchpad::Driver::None;
+
+    void init(unsigned int _id, TQCString _name)
+    {
+        valid = true;
+        id = _id;
+        name = _name;
+    }
+};
+
+
+/***************************** TouchpadSettings *******************************/
+class TouchpadSettings
+{
+    public:
+        TouchpadSettings();
+
+        void load(bool defaults = false);
+        void save();
+        void apply(bool force = false);
+
+        TQValueList<bool> getScrollMethodsAvailability();
+        TQValueList<bool> getAccelProfilesAvailability();
+
+        bool enabled, tapClick, tapDrag, tapDragLock, tapMapping, offWhileTyping,
+             leftHandedMode, midButtonEmulation, naturalScroll, scrollMethod;
+        int scrollDirections, naturalScrollDirections;
+
+        int accelSpeed, accelProfile;
+
+        bool foundTouchpad();
+        Touchpad touchpad();
+
+        // Enable/disable touchpad without applying all settings
+        bool setTouchpadEnabled(bool on);
+
+        bool supportedTouchpad();
+
+    protected:
+        bool findTouchpad();
+
+    private:
+        Touchpad m_touchpad;
+        bool m_foundTouchpad;
+};
+
+#endif // __TOUCHPAD_SETTINGS_H__
\ No newline at end of file
diff --git a/kcontrol/input/xiproperty.h b/kcontrol/input/xiproperty.h
new file mode 100644
index 000000000..ddbdf4b16
--- /dev/null
+++ b/kcontrol/input/xiproperty.h
@@ -0,0 +1,123 @@
+/*******************************************************************************
+ XIGetProperty/XIChangeProperty wrapper
+
+ Copyright © 2013 Alexandr Mezin <mezin.alexander@gmail.com>
+ Copyright © 2024 Mavridis Philippe <mavridisf@gmail.com>
+
+ 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 <https://www.gnu.org/licenses/>.
+
+*******************************************************************************/
+
+#ifndef __XI_PROPERTY_H__
+#define __XI_PROPERTY_H__
+
+// TQt
+#include <tqobject.h> // tqt_xdisplay()
+#include <tqvariant.h>
+
+// X11
+#include <X11/Xatom.h>
+
+
+class XIProperty
+{
+    public:
+        XIProperty()
+        : device(-1),
+          type(0),
+          format(0),
+          num_items(0),
+          data(0),
+          b(nullptr),
+          i(nullptr),
+          f(nullptr)
+        {}
+
+        XIProperty(int device, TQCString propertyName)
+        : device(device),
+          type(0),
+          format(0),
+          num_items(0),
+          data(0),
+          b(nullptr),
+          i(nullptr),
+          f(nullptr)
+        {
+            Display *disp = tqt_xdisplay();
+
+            property = XInternAtom(disp, propertyName, true);
+
+            unsigned char *ptr = nullptr;
+            unsigned long bytes_after;
+
+            XIGetProperty(disp, device, property, 0, 1000, False, AnyPropertyType,
+                        &type, &format, &num_items, &bytes_after, &ptr);
+
+            data = ptr;
+
+            if (format == CHAR_BIT && type == XA_INTEGER)
+            {
+                b = reinterpret_cast<char *>(data);
+            }
+
+            if (format == sizeof(int) * CHAR_BIT
+            && (type == XA_INTEGER || type == XA_CARDINAL))
+            {
+                i = reinterpret_cast<int *>(data);
+            }
+
+            Atom floatType = XInternAtom(disp, "FLOAT", true);
+
+            if (format == sizeof(float) * CHAR_BIT && floatType && type == floatType)
+            {
+                f = reinterpret_cast<float *>(data);
+            }
+        }
+
+        ~XIProperty()
+        {
+            XFree(data);
+        }
+
+        TQVariant operator[](int offset)
+        {
+            if (offset >= num_items) return TQVariant();
+
+            if (b) return TQVariant(static_cast<int>(b[offset]));
+            if (i) return TQVariant(i[offset]);
+            if (f) return TQVariant(f[offset]);
+
+            return TQVariant();
+        }
+
+        void set()
+        {
+            XIChangeProperty(tqt_xdisplay(), device, property, type, format, XIPropModeReplace,
+                            data, num_items);
+        }
+
+        int count() { return num_items; }
+
+    public:
+        char *b;
+        int *i;
+        float *f;
+
+    private:
+        Atom property, type;
+        int device, format;
+        unsigned long num_items;
+        unsigned char *data;
+};
+
+#endif // __XI_PROPERTY_H__
\ No newline at end of file