Werner Sembach
4 years ago
parent
d0bad515f7
commit
4118ab6962
@ -1,4 +0,0 @@
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[Desktop Entry]
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Name=TUXEDO Touchpad Switch
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Exec=tuxedo-touchpad-switch
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Type=Application
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@ -1,5 +0,0 @@
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[Desktop Entry]
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Name=TUXEDO Touchpad Switch
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Exec=tuxedo-touchpad-switch
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Type=Application
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OnlyShowIn=KDE;
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@ -0,0 +1,142 @@
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// Copyright (c) 2020 TUXEDO Computers GmbH <tux@tuxedocomputers.com>
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//
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// This file is part of TUXEDO Touchpad Switch.
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//
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// This file 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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//
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// TUXEDO Touchpad Switch 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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//
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// You should have received a copy of the GNU General Public License
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// along with TUXEDO Touchpad Switch. If not, see <https://www.gnu.org/licenses/>.
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#include "setup-gnome.h"
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#include <iostream>
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#include <sys/file.h>
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#include <gio/gio.h>
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#include "touchpad-control.h"
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using std::cerr;
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using std::endl;
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static int lockfile = -1;
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static void send_events_handler(GSettings *settings, const char* key, __attribute__((unused)) gpointer user_data) {
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const gchar *send_events_string = g_settings_get_string(settings, key);
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if (!send_events_string) {
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cerr << "send_events_handler(...): g_settings_get_string(...) failed." << endl;
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return;
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}
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int enabled = 0;
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if (send_events_string[0] == 'e') {
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enabled = 1;
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}
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if (set_touchpad_state(enabled)) {
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cerr << "send_events_handler(...): set_touchpad_state(...) failed." << endl;
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}
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}
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static void session_manager_properties_changed_handler(__attribute__((unused)) GDBusProxy *proxy, GVariant *changed_properties, __attribute__((unused)) GStrv invalidated_properties, gpointer user_data) {
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if (g_variant_is_of_type(changed_properties, G_VARIANT_TYPE_VARDICT)) {
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GVariantDict changed_properties_dict;
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gboolean sessionIsActive;
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g_variant_dict_init (&changed_properties_dict, changed_properties);
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if (g_variant_dict_lookup (&changed_properties_dict, "SessionIsActive", "b", &sessionIsActive)) {
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if (sessionIsActive) {
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if (flock(lockfile, LOCK_EX)) {
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cerr << "properties_changed_handler(...): flock(...) failed." << endl;
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}
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send_events_handler((GSettings *)user_data, "send-events", NULL);
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}
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else {
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if (set_touchpad_state(1)) {
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cerr << "properties_changed_handler(...): set_touchpad_state(...) failed." << endl;
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}
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if (flock(lockfile, LOCK_UN)) {
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cerr << "properties_changed_handler(...): flock(...) failed." << endl;
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}
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}
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}
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}
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}
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static void display_config_properties_changed_handler(__attribute__((unused)) GDBusProxy *proxy, GVariant *changed_properties, __attribute__((unused)) GStrv invalidated_properties, gpointer user_data) {
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if (g_variant_is_of_type(changed_properties, G_VARIANT_TYPE_VARDICT)) {
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GVariantDict changed_properties_dict;
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gint32 powerSaveMode;
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g_variant_dict_init (&changed_properties_dict, changed_properties);
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if (g_variant_dict_lookup (&changed_properties_dict, "PowerSaveMode", "i", &powerSaveMode)) {
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if (powerSaveMode == 0) {
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send_events_handler((GSettings *)user_data, "send-events", NULL);
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}
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}
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}
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}
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int setup_gnome(int lockfile_arg) {
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lockfile = lockfile_arg;
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// get a new glib settings context to read the touchpad configuration of the current user
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GSettings *touchpad_settings = g_settings_new("org.gnome.desktop.peripherals.touchpad");
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if (!touchpad_settings) {
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cerr << "main(...): g_settings_new(...) failed." << endl;
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return EXIT_FAILURE;
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}
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// sync on config change
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if (g_signal_connect(touchpad_settings, "changed::send-events", G_CALLBACK(send_events_handler), NULL) < 1) {
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cerr << "main(...): g_signal_connect(...) failed." << endl;
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return EXIT_FAILURE;
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}
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// sync on xsession change
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GDBusProxy *session_manager_properties = g_dbus_proxy_new_for_bus_sync(G_BUS_TYPE_SESSION,
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G_DBUS_PROXY_FLAGS_NONE, NULL,
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"org.gnome.SessionManager",
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"/org/gnome/SessionManager",
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"org.gnome.SessionManager",
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NULL, NULL);
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if (session_manager_properties == NULL) {
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cerr << "main(...): g_dbus_proxy_new_for_bus_sync(...) failed." << endl;
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return EXIT_FAILURE;
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}
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if (g_signal_connect(session_manager_properties, "g-properties-changed", G_CALLBACK(session_manager_properties_changed_handler), touchpad_settings) < 1) {
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cerr << "main(...): g_signal_connect(...) failed." << endl;
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return EXIT_FAILURE;
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}
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// sync on wakeup
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GDBusProxy *display_config_properties = g_dbus_proxy_new_for_bus_sync(G_BUS_TYPE_SESSION,
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G_DBUS_PROXY_FLAGS_NONE, NULL,
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"org.gnome.Mutter.DisplayConfig",
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"/org/gnome/Mutter/DisplayConfig",
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"org.gnome.Mutter.DisplayConfig",
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NULL, NULL);
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if (display_config_properties == NULL) {
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cerr << "main(...): g_dbus_proxy_new_for_bus_sync(...) failed." << endl;
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return EXIT_FAILURE;
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}
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if (g_signal_connect(display_config_properties, "g-properties-changed", G_CALLBACK(display_config_properties_changed_handler), touchpad_settings) < 1) {
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cerr << "main(...): g_signal_connect(...) failed." << endl;
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return EXIT_FAILURE;
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}
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// sync on start
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// also ensures that "send-events" setting is accessed at least once, which is required for the GSettings singal handling to be correctly initialize
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send_events_handler(touchpad_settings, "send-events", NULL);
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return EXIT_SUCCESS;
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}
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@ -0,0 +1,20 @@
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// Copyright (c) 2020 TUXEDO Computers GmbH <tux@tuxedocomputers.com>
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//
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// This file is part of TUXEDO Touchpad Switch.
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//
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// This file 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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//
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// TUXEDO Touchpad Switch 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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//
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// You should have received a copy of the GNU General Public License
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// along with TUXEDO Touchpad Switch. If not, see <https://www.gnu.org/licenses/>.
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#pragma once
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int setup_gnome(int lockfile);
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@ -0,0 +1,20 @@
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// Copyright (c) 2020 TUXEDO Computers GmbH <tux@tuxedocomputers.com>
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//
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// This file is part of TUXEDO Touchpad Switch.
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//
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// This file 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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//
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// TUXEDO Touchpad Switch 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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//
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// You should have received a copy of the GNU General Public License
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// along with TUXEDO Touchpad Switch. If not, see <https://www.gnu.org/licenses/>.
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#pragma once
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int setup_kde(int lockfile);
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@ -0,0 +1,135 @@
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// Copyright (c) 2020 TUXEDO Computers GmbH <tux@tuxedocomputers.com>
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//
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// This file is part of TUXEDO Touchpad Switch.
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//
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// This file 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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//
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// TUXEDO Touchpad Switch 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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//
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// You should have received a copy of the GNU General Public License
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// along with TUXEDO Touchpad Switch. If not, see <https://www.gnu.org/licenses/>.
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#include "touchpad-control.h"
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#include <iostream>
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#include <vector>
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#include <string>
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#include <cstring>
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#include <fcntl.h>
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#include <unistd.h>
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#include <sys/ioctl.h>
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#include <linux/hidraw.h>
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#include <libudev.h>
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using std::cout;
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using std::cerr;
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using std::endl;
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// "std::vector<std::string> *devnodes" gets amended with found "/dev/hidraw*" device paths
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// returns -EXIT_FAILURE on error or the number of found "i2c-UNIW0001:00"-touchpads, starting with 0, meaning no touchpads found
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static int get_touchpad_hidraw_devices(std::vector<std::string> *devnodes) {
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int result = -EXIT_FAILURE;
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struct udev *udev_context = udev_new();
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if (!udev_context) {
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cerr << "get_touchpad_hidraw_devices(...): udev_new(...) failed." << endl;
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}
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else {
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struct udev_enumerate *hidraw_devices = udev_enumerate_new(udev_context);
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if (!hidraw_devices) {
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cerr << "get_touchpad_hidraw_devices(...): udev_enumerate_new(...) failed." << endl;
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}
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else {
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if (udev_enumerate_add_match_subsystem(hidraw_devices, "hidraw") < 0) {
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cerr << "get_touchpad_hidraw_devices(...): udev_enumerate_add_match_subsystem(...) failed." << endl;
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}
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else {
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if (udev_enumerate_scan_devices(hidraw_devices) < 0) {
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cerr << "get_touchpad_hidraw_devices(...): udev_enumerate_scan_devices(...) failed." << endl;
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}
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else {
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struct udev_list_entry *hidraw_devices_iterator = udev_enumerate_get_list_entry(hidraw_devices);
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if (!hidraw_devices_iterator) {
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cerr << "get_touchpad_hidraw_devices(...): udev_enumerate_get_list_entry(...) failed." << endl;
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}
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else {
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struct udev_list_entry *hidraw_device_entry;
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udev_list_entry_foreach(hidraw_device_entry, hidraw_devices_iterator) {
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if (strstr(udev_list_entry_get_name(hidraw_device_entry), "i2c-UNIW0001:00")) {
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struct udev_device *hidraw_device = udev_device_new_from_syspath(udev_context, udev_list_entry_get_name(hidraw_device_entry));
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if (!hidraw_device) {
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cerr << "get_touchpad_hidraw_devices(...): udev_device_new_from_syspath(...) failed." << endl;
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}
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else {
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std::string devnode = udev_device_get_devnode(hidraw_device);
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devnodes->push_back(devnode);
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udev_device_unref(hidraw_device);
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}
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}
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}
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result = devnodes->size();
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}
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}
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}
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udev_enumerate_unref(hidraw_devices);
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}
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udev_unref(udev_context);
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}
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return result;
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}
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int set_touchpad_state(int enabled) {
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std::vector<std::string> devnodes;
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int touchpad_count = get_touchpad_hidraw_devices(&devnodes);
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if (touchpad_count < 0) {
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cerr << "send_events_handler(...): get_touchpad_hidraw_devices(...) failed." << endl;
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return EXIT_FAILURE;
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}
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if (touchpad_count == 0) {
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cout << "No compatible touchpads found." << endl;
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return EXIT_FAILURE;
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}
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int result = EXIT_SUCCESS;
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for (auto it = devnodes.begin(); it != devnodes.end(); ++it) {
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int hidraw = open((*it).c_str(), O_WRONLY|O_NONBLOCK);
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if (hidraw < 0) {
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cerr << "send_events_handler(...): open(\"" << *it << "\", O_WRONLY|O_NONBLOCK) failed." << endl;
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result = EXIT_FAILURE;
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}
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else {
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// to enable touchpad send "0x03" as feature report nr.7 (0x07) to the touchpad hid device
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// to disable it send "0x030"
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char buffer[2] = {0x07, 0x00};
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if (enabled) {
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buffer[1] = 0x03;
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}
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int result = ioctl(hidraw, HIDIOCSFEATURE(sizeof(buffer)/sizeof(buffer[0])), buffer);
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if (result < 0) {
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cerr << "send_events_handler(...): ioctl(...) on " << *it << " failed." << endl;
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result = EXIT_FAILURE;
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}
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// else {}
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close(hidraw);
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}
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}
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return result;
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}
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@ -0,0 +1,22 @@
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// Copyright (c) 2020 TUXEDO Computers GmbH <tux@tuxedocomputers.com>
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//
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// This file is part of TUXEDO Touchpad Switch.
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//
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// This file 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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//
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// TUXEDO Touchpad Switch 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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//
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// You should have received a copy of the GNU General Public License
|
||||
// along with TUXEDO Touchpad Switch. If not, see <https://www.gnu.org/licenses/>.
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#pragma once
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// "int enable" set to 0 disables the touchpad, any other value enables it
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// returns EXIT_SUCCESS or EXIT_FAILURE accordingly, on fail the activate/deactivate state of found touchpads is undefined
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int set_touchpad_state(int enabled);
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Loading…
Reference in new issue