dominic/tuxedo-touchpad-switch
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Add sync on wakeup

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This commit is contained in:
Werner Sembach 2021-01-21 12:32:26 +01:00
parent 077495424a
commit 7ee8e24581
1 changed files with 59 additions and 33 deletions
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92
tuxedo-touchpad-switch.cpp
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@ -153,7 +153,7 @@ void send_events_handler(GSettings *settings, const char* key, __attribute__((un
}
}
void properties_changed_handler(__attribute__((unused)) GDBusProxy *proxy, GVariant *changed_properties, __attribute__((unused)) GStrv invalidated_properties, __attribute__((unused)) gpointer user_data) {
void session_manager_properties_changed_handler(__attribute__((unused)) GDBusProxy *proxy, GVariant *changed_properties, __attribute__((unused)) GStrv invalidated_properties, gpointer user_data) {
if (g_variant_is_of_type(changed_properties, G_VARIANT_TYPE_VARDICT)) {
GVariantDict changed_properties_dict;
gboolean sessionIsActive;
@ -162,7 +162,7 @@ void properties_changed_handler(__attribute__((unused)) GDBusProxy *proxy, GVar
if (g_variant_dict_lookup (&changed_properties_dict, "SessionIsActive", "b", &sessionIsActive)) {
if (sessionIsActive) {
if (flock(lockfile, LOCK_EX)) {
cerr << "main(...): flock(...) failed." << endl;
cerr << "properties_changed_handler(...): flock(...) failed." << endl;
}
send_events_handler((GSettings *)user_data, "send-events", NULL);
}
@ -171,20 +171,35 @@ void properties_changed_handler(__attribute__((unused)) GDBusProxy *proxy, GVar
cerr << "properties_changed_handler(...): set_touchpad_state(...) failed." << endl;
}
if (flock(lockfile, LOCK_UN)) {
cerr << "main(...): flock(...) failed." << endl;
cerr << "properties_changed_handler(...): flock(...) failed." << endl;
}
}
}
}
}
void display_config_properties_changed_handler(__attribute__((unused)) GDBusProxy *proxy, GVariant *changed_properties, __attribute__((unused)) GStrv invalidated_properties, gpointer user_data) {
if (g_variant_is_of_type(changed_properties, G_VARIANT_TYPE_VARDICT)) {
GVariantDict changed_properties_dict;
gint32 powerSaveMode;
g_variant_dict_init (&changed_properties_dict, changed_properties);
if (g_variant_dict_lookup (&changed_properties_dict, "PowerSaveMode", "i", &powerSaveMode)) {
cout << powerSaveMode << endl;
if (powerSaveMode == 0) {
send_events_handler((GSettings *)user_data, "send-events", NULL);
}
}
}
}
int main() {
// Currently this programm works on desktop environments using Gnome settings only (Gnome/Budgie/Cinnamon/etc.).
// A KDE configuration version will be developt once this works flawless.
lockfile = open("/etc/tuxedo-touchpad-switch-lockfile", O_RDONLY);
if (lockfile < 0) {
cerr << "main(...): open(...) failed." << endl;
return EXIT_FAILURE;
gracefull_exit(0);
}
signal(SIGINT, gracefull_exit);
@ -192,24 +207,55 @@ int main() {
if (flock(lockfile, LOCK_EX)) {
cerr << "main(...): flock(...) failed." << endl;
close(lockfile);
return EXIT_FAILURE;
gracefull_exit(0);
}
// get a new glib settings context to read the touchpad configuration of the current user
GSettings *touchpad_settings = g_settings_new("org.gnome.desktop.peripherals.touchpad");
if (!touchpad_settings) {
cerr << "main(...): g_settings_new(...) failed." << endl;
close(lockfile);
return EXIT_FAILURE;
gracefull_exit(0);
}
// sync on config change
if (g_signal_connect(touchpad_settings, "changed::send-events", G_CALLBACK(send_events_handler), NULL) < 1) {
cerr << "main(...): g_signal_connect(...) failed." << endl;
close(lockfile);
return EXIT_FAILURE;
gracefull_exit(0);
}
// sync on xsession change
GDBusProxy *session_manager_properties = g_dbus_proxy_new_for_bus_sync(G_BUS_TYPE_SESSION,
G_DBUS_PROXY_FLAGS_NONE, NULL,
"org.gnome.SessionManager",
"/org/gnome/SessionManager",
"org.gnome.SessionManager",
NULL, NULL);
if (session_manager_properties == NULL) {
cerr << "main(...): g_dbus_proxy_new_for_bus_sync(...) failed." << endl;
gracefull_exit(0);
}
if (g_signal_connect(session_manager_properties, "g-properties-changed", G_CALLBACK(session_manager_properties_changed_handler), touchpad_settings) < 1) {
cerr << "main(...): g_signal_connect(...) failed." << endl;
gracefull_exit(0);
}
// sync on wakeup
GDBusProxy *display_config_properties = g_dbus_proxy_new_for_bus_sync(G_BUS_TYPE_SESSION,
G_DBUS_PROXY_FLAGS_NONE, NULL,
"org.gnome.Mutter.DisplayConfig",
"/org/gnome/Mutter/DisplayConfig",
"org.gnome.Mutter.DisplayConfig",
NULL, NULL);
if (display_config_properties == NULL) {
cerr << "main(...): g_dbus_proxy_new_for_bus_sync(...) failed." << endl;
gracefull_exit(0);
}
if (g_signal_connect(display_config_properties, "g-properties-changed", G_CALLBACK(display_config_properties_changed_handler), touchpad_settings) < 1) {
cerr << "main(...): g_signal_connect(...) failed." << endl;
gracefull_exit(0);
}
@ -217,35 +263,15 @@ int main() {
send_events_handler(touchpad_settings, "send-events", NULL);
// sync on xsession change
GDBusProxy *session_manager_properties = g_dbus_proxy_new_for_bus_sync(G_BUS_TYPE_SESSION, G_DBUS_PROXY_FLAGS_NONE, NULL, "org.gnome.SessionManager", "/org/gnome/SessionManager", "org.gnome.SessionManager", NULL, NULL);
if (session_manager_properties == NULL) {
cerr << "main(...): g_dbus_proxy_new_for_bus_sync(...) failed." << endl;
close(lockfile);
return EXIT_FAILURE;
}
if (g_signal_connect(session_manager_properties, "g-properties-changed", G_CALLBACK(properties_changed_handler), touchpad_settings) < 1) {
cerr << "main(...): g_signal_connect(...) failed." << endl;
close(lockfile);
g_object_unref(session_manager_properties);
return EXIT_FAILURE;
}
// start empty glib mainloop, required for glib signals to be catched
GMainLoop *app = g_main_loop_new(NULL, TRUE);
if (!app) {
cerr << "main(...): g_main_loop_new(...) failed." << endl;
close(lockfile);
g_object_unref(session_manager_properties);
return EXIT_FAILURE;
gracefull_exit(0);
}
g_main_loop_run(app);
// g_main_loop_run should not return
// g_main_loop_run only returns on error
cerr << "main(...): g_main_loop_run(...) failed." << endl;
close(lockfile);
g_object_unref(session_manager_properties);
return EXIT_FAILURE;
gracefull_exit(0);
}