/* A small wrapper utility to load indicators and put them as menu items into the gnome-panel using it's applet interface. Copyright 2009 Canonical Ltd. Authors: Ted Gould Christoph Korn Cody Russell This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License version 3, as published by the Free Software Foundation. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranties of MERCHANTABILITY, SATISFACTORY QUALITY, 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 . */ #include #include #include #include #include #include #include #include #include #include #include #include #include "dbus-shared-names.h" #include "dbusmenu-shared.h" #include "gconf-helper.h" #include "session-dbus.h" #include "users-service-dbus.h" #include "lock-helper.h" #include "upower-client.h" #define UP_ADDRESS "org.freedesktop.UPower" #define UP_OBJECT "/org/freedesktop/UPower" #define UP_INTERFACE "org.freedesktop.UPower" #define EXTRA_LAUNCHER_DIR "/usr/share/indicators/session/applications" #define LOCKDOWN_DIR "/desktop/gnome/lockdown" #define LOCKDOWN_KEY_USER LOCKDOWN_DIR "/disable_user_switching" #define LOCKDOWN_KEY_SCREENSAVER LOCKDOWN_DIR "/disable_lock_screen" #define KEYBINDING_DIR "/apps/gnome_settings_daemon/keybindings" #define KEY_LOCK_SCREEN KEYBINDING_DIR "/screensaver" typedef struct _ActivateData ActivateData; struct _ActivateData { UsersServiceDbus *service; UserData *user; }; static UsersServiceDbus *dbus_interface = NULL; static SessionDbus *session_dbus = NULL; static DbusmenuMenuitem *lock_menuitem = NULL; static DbusmenuMenuitem *switch_menuitem = NULL; static DbusmenuMenuitem * root_menuitem = NULL; static GMainLoop * mainloop = NULL; static DBusGProxy * up_main_proxy = NULL; static DBusGProxy * up_prop_proxy = NULL; static DBusGProxyCall * suspend_call = NULL; static DBusGProxyCall * hibernate_call = NULL; static DbusmenuMenuitem * hibernate_mi = NULL; static DbusmenuMenuitem * suspend_mi = NULL; static DbusmenuMenuitem * logout_mi = NULL; static DbusmenuMenuitem * restart_mi = NULL; static DbusmenuMenuitem * shutdown_mi = NULL; static gboolean can_hibernate = TRUE; static gboolean can_suspend = TRUE; static gboolean allow_hibernate = TRUE; static gboolean allow_suspend = TRUE; static GConfClient * gconf_client = NULL; static void rebuild_items (DbusmenuMenuitem *root, UsersServiceDbus *service); static void lockdown_changed (GConfClient *client, guint cnxd_id, GConfEntry *entry, gpointer user_data) { GConfValue *value = gconf_entry_get_value (entry); const gchar *key = gconf_entry_get_key (entry); if (value == NULL || key == NULL) { return; } if (g_strcmp0 (key, LOCKDOWN_KEY_USER) == 0 || g_strcmp0 (key, LOCKDOWN_KEY_SCREENSAVER) == 0) { rebuild_items(root_menuitem, dbus_interface); } return; } static void keybinding_changed (GConfClient *client, guint cnxd_id, GConfEntry *entry, gpointer user_data) { GConfValue *value = gconf_entry_get_value (entry); const gchar *key = gconf_entry_get_key (entry); if (value == NULL || key == NULL) { return; } if (g_strcmp0 (key, KEY_LOCK_SCREEN) == 0) { g_debug("Keybinding changed to: %s", gconf_value_get_string(value)); if (lock_menuitem != NULL) { dbusmenu_menuitem_property_set_shortcut_string(lock_menuitem, gconf_value_get_string(value)); } } return; } /* Ensures that we have a GConf client and if we build one set up the signal handler. */ static void ensure_gconf_client (void) { if (!gconf_client) { gconf_client = gconf_client_get_default (); gconf_client_add_dir(gconf_client, LOCKDOWN_DIR, GCONF_CLIENT_PRELOAD_ONELEVEL, NULL); gconf_client_notify_add(gconf_client, LOCKDOWN_DIR, lockdown_changed, NULL, NULL, NULL); gconf_client_add_dir(gconf_client, KEYBINDING_DIR, GCONF_CLIENT_PRELOAD_ONELEVEL, NULL); gconf_client_notify_add(gconf_client, KEYBINDING_DIR, keybinding_changed, NULL, NULL, NULL); } return; } /* Check to see if the lockdown key is protecting from locking the screen. If not, lock it. */ static void lock_if_possible (void) { ensure_gconf_client (); if (!gconf_client_get_bool (gconf_client, LOCKDOWN_KEY_SCREENSAVER, NULL)) { lock_screen(NULL, 0, NULL); } return; } /* A return from the command to sleep the system. Make sure that we unthrottle the screensaver. */ static void sleep_response (DBusGProxy * proxy, DBusGProxyCall * call, gpointer data) { screensaver_unthrottle(); return; } /* Let's put this machine to sleep, with some info on how it should sleep. */ static void machine_sleep (DbusmenuMenuitem * mi, guint timestamp, gpointer userdata) { gchar * type = (gchar *)userdata; if (up_main_proxy == NULL) { g_warning("Can not %s as no upower proxy", type); } screensaver_throttle(type); lock_if_possible(); dbus_g_proxy_begin_call(up_main_proxy, type, sleep_response, NULL, NULL, G_TYPE_INVALID); return; } /* A response to getting the suspend property */ static void suspend_prop_cb (DBusGProxy * proxy, DBusGProxyCall * call, gpointer userdata) { suspend_call = NULL; GValue candoit = {0}; GError * error = NULL; dbus_g_proxy_end_call(proxy, call, &error, G_TYPE_VALUE, &candoit, G_TYPE_INVALID); if (error != NULL) { g_warning("Unable to check suspend: %s", error->message); g_error_free(error); return; } g_debug("Got Suspend: %s", g_value_get_boolean(&candoit) ? "true" : "false"); gboolean local_can_suspend = g_value_get_boolean(&candoit); if (local_can_suspend != can_suspend) { can_suspend = local_can_suspend; rebuild_items(root_menuitem, dbus_interface); } return; } /* Response to getting the hibernate property */ static void hibernate_prop_cb (DBusGProxy * proxy, DBusGProxyCall * call, gpointer userdata) { hibernate_call = NULL; GValue candoit = {0}; GError * error = NULL; dbus_g_proxy_end_call(proxy, call, &error, G_TYPE_VALUE, &candoit, G_TYPE_INVALID); if (error != NULL) { g_warning("Unable to check hibernate: %s", error->message); g_error_free(error); return; } g_debug("Got Hibernate: %s", g_value_get_boolean(&candoit) ? "true" : "false"); gboolean local_can_hibernate = g_value_get_boolean(&candoit); if (local_can_hibernate != can_hibernate) { can_hibernate = local_can_hibernate; rebuild_items(root_menuitem, dbus_interface); } return; } /* A signal that we need to recheck to ensure we can still hibernate and/or suspend */ static void up_changed_cb (DBusGProxy * proxy, gpointer user_data) { /* Start Async call to see if we can hibernate */ if (suspend_call == NULL) { suspend_call = dbus_g_proxy_begin_call(up_prop_proxy, "Get", suspend_prop_cb, NULL, NULL, G_TYPE_STRING, UP_INTERFACE, G_TYPE_STRING, "CanSuspend", G_TYPE_INVALID, G_TYPE_VALUE, G_TYPE_INVALID); } /* Start Async call to see if we can suspend */ if (hibernate_call == NULL) { hibernate_call = dbus_g_proxy_begin_call(up_prop_proxy, "Get", hibernate_prop_cb, NULL, NULL, G_TYPE_STRING, UP_INTERFACE, G_TYPE_STRING, "CanHibernate", G_TYPE_INVALID, G_TYPE_VALUE, G_TYPE_INVALID); } return; } /* Handle the callback from the allow functions to check and see if we're changing the value, and if so, rebuilding the menus based on that info. */ static void allowed_cb (DBusGProxy *proxy, gboolean OUT_allowed, GError *error, gpointer userdata) { if (error != NULL) { g_warning("Unable to get information on what is allowed from UPower: %s", error->message); return; } gboolean * can_do = (gboolean *)userdata; if (OUT_allowed != *can_do) { *can_do = OUT_allowed; rebuild_items (root_menuitem, dbus_interface); } } /* This function goes through and sets up what we need for DKp checking. We're even setting up the calls for the props we need */ static void setup_up (void) { DBusGConnection * bus = dbus_g_bus_get(DBUS_BUS_SYSTEM, NULL); g_return_if_fail(bus != NULL); if (up_main_proxy == NULL) { up_main_proxy = dbus_g_proxy_new_for_name(bus, UP_ADDRESS, UP_OBJECT, UP_INTERFACE); } g_return_if_fail(up_main_proxy != NULL); if (up_prop_proxy == NULL) { up_prop_proxy = dbus_g_proxy_new_for_name(bus, UP_ADDRESS, UP_OBJECT, DBUS_INTERFACE_PROPERTIES); /* Connect to changed signal */ dbus_g_proxy_add_signal(up_main_proxy, "Changed", G_TYPE_INVALID); dbus_g_proxy_connect_signal(up_main_proxy, "Changed", G_CALLBACK(up_changed_cb), NULL, NULL); } g_return_if_fail(up_prop_proxy != NULL); /* Force an original "changed" event */ up_changed_cb(up_main_proxy, NULL); /* Check to see if these are getting blocked by PolicyKit */ org_freedesktop_UPower_suspend_allowed_async(up_main_proxy, allowed_cb, &allow_suspend); org_freedesktop_UPower_hibernate_allowed_async(up_main_proxy, allowed_cb, &allow_hibernate); return; } /* This is the function to show a dialog on actions that can destroy data. Currently it just calls the GTK version but it seems that in the future it should figure out what's going on and something better. */ static void show_dialog (DbusmenuMenuitem * mi, guint timestamp, gchar * type) { gchar * helper = g_build_filename(LIBEXECDIR, "gtk-logout-helper", NULL); gchar * dialog_line = g_strdup_printf("%s --%s", helper, type); g_free(helper); g_debug("Showing dialog '%s'", dialog_line); GError * error = NULL; if (!g_spawn_command_line_async(dialog_line, &error)) { g_warning("Unable to show dialog: %s", error->message); g_error_free(error); } g_free(dialog_line); return; } /* Checks to see if we should show the guest session item */ static gboolean check_guest_session (void) { if (geteuid() < 500) { /* System users shouldn't have guest account shown. Mosly this would be the case of the guest user itself. */ return FALSE; } // FIXME: Ask DisplayManager return TRUE; } /* Called when someone clicks on the guest session item. */ static void activate_guest_session (DbusmenuMenuitem * mi, guint timestamp, gpointer user_data) { lock_if_possible(); if (!users_service_dbus_activate_guest_session(USERS_SERVICE_DBUS(user_data))) g_warning("Unable to activate guest session"); return; } /* Checks to see if we can create sessions */ static gboolean check_new_session (void) { return TRUE; } /* Starts a new generic session */ static void activate_new_session (DbusmenuMenuitem * mi, guint timestamp, gpointer user_data) { lock_if_possible(); users_service_dbus_show_greeter (USERS_SERVICE_DBUS(user_data)); return; } /* Activates a session for a particular user. */ static void activate_user_session (DbusmenuMenuitem *mi, guint timestamp, gpointer user_data) { UserData *user = (UserData *)user_data; UsersServiceDbus *service = user->service; lock_if_possible(); users_service_dbus_activate_user_session (service, user); } /* Comparison function to look into the UserData struct to compare by using the username value */ static gint compare_users_by_username (const gchar *a, const gchar *b) { UserData *user1 = (UserData *)a; UserData *user2 = (UserData *)b; gint retval = g_strcmp0 (user1->real_name, user2->real_name); /* If they're the same, they're both in conflict. */ if (retval == 0) { user1->real_name_conflict = TRUE; user2->real_name_conflict = TRUE; } return retval; } /* Take a desktop file and execute it */ static void desktop_activate_cb (DbusmenuMenuitem * mi, guint timestamp, gpointer data) { GAppInfo * appinfo = G_APP_INFO(data); g_return_if_fail(appinfo != NULL); g_app_info_launch(appinfo, NULL, NULL, NULL); return; } /* Look at the GAppInfo structures and sort based on the application names */ static gint sort_app_infos (gconstpointer a, gconstpointer b) { GAppInfo * appa = G_APP_INFO(a); GAppInfo * appb = G_APP_INFO(b); const gchar * namea = NULL; const gchar * nameb = NULL; if (appa != NULL) { namea = g_app_info_get_name(appa); } if (appb != NULL) { nameb = g_app_info_get_name(appb); } return g_strcmp0(namea, nameb); } /* Builds up the menu for us */ static void rebuild_items (DbusmenuMenuitem *root, UsersServiceDbus *service) { DbusmenuMenuitem *mi = NULL; DbusmenuMenuitem * guest_mi = NULL; GList *u; UserData *user; gboolean can_activate; gboolean can_lockscreen; GList *children; /* Make sure we have a valid GConf client, and build one if needed */ ensure_gconf_client (); /* Check to see which menu items we're allowed to have */ can_activate = users_service_dbus_can_activate_session (service) && !gconf_client_get_bool (gconf_client, LOCKDOWN_KEY_USER, NULL); can_lockscreen = !gconf_client_get_bool (gconf_client, LOCKDOWN_KEY_SCREENSAVER, NULL); /* Remove the old menu items if that makes sense */ children = dbusmenu_menuitem_take_children (root); g_list_foreach (children, (GFunc)g_object_unref, NULL); g_list_free (children); /* Lock screen item */ if (can_lockscreen) { lock_menuitem = dbusmenu_menuitem_new(); dbusmenu_menuitem_property_set(lock_menuitem, DBUSMENU_MENUITEM_PROP_LABEL, _("Lock Screen")); gchar * shortcut = gconf_client_get_string(gconf_client, KEY_LOCK_SCREEN, NULL); if (shortcut != NULL) { g_debug("Lock screen shortcut: %s", shortcut); dbusmenu_menuitem_property_set_shortcut_string(lock_menuitem, shortcut); g_free(shortcut); } else { g_debug("Unable to get lock screen shortcut."); } g_signal_connect(G_OBJECT(lock_menuitem), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(lock_screen), NULL); dbusmenu_menuitem_child_append(root, lock_menuitem); } /* Set to NULL just incase we don't end up building one */ users_service_dbus_set_guest_item(service, NULL); /* Build all of the user switching items */ if (can_activate == TRUE) { if (can_lockscreen) { DbusmenuMenuitem * separator1 = dbusmenu_menuitem_new(); dbusmenu_menuitem_property_set(separator1, DBUSMENU_MENUITEM_PROP_TYPE, DBUSMENU_CLIENT_TYPES_SEPARATOR); dbusmenu_menuitem_child_append(root, separator1); } if (check_guest_session ()) { guest_mi = dbusmenu_menuitem_new (); dbusmenu_menuitem_property_set (guest_mi, DBUSMENU_MENUITEM_PROP_TYPE, USER_ITEM_TYPE); dbusmenu_menuitem_property_set (guest_mi, USER_ITEM_PROP_NAME, _("Guest Session")); dbusmenu_menuitem_property_set_bool (guest_mi, USER_ITEM_PROP_LOGGED_IN, FALSE); dbusmenu_menuitem_child_append (root, guest_mi); g_signal_connect (G_OBJECT (guest_mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK (activate_guest_session), service); users_service_dbus_set_guest_item(service, guest_mi); } if (check_new_session ()) { switch_menuitem = dbusmenu_menuitem_new (); dbusmenu_menuitem_property_set (switch_menuitem, DBUSMENU_MENUITEM_PROP_TYPE, MENU_SWITCH_TYPE); dbusmenu_menuitem_property_set (switch_menuitem, MENU_SWITCH_USER, g_get_user_name()); dbusmenu_menuitem_child_append (root, switch_menuitem); g_signal_connect (G_OBJECT (switch_menuitem), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK (activate_new_session), service); } GList * users = NULL; users = users_service_dbus_get_user_list (service); guint user_count = g_list_length(users); if (user_count > MINIMUM_USERS && user_count < MAXIMUM_USERS) { users = g_list_sort (users, (GCompareFunc)compare_users_by_username); } for (u = users; u != NULL; u = g_list_next (u)) { user = u->data; user->service = service; if (user->uid == getuid()) { /* Hide me from the list */ continue; } if (g_strcmp0(user->user_name, "guest") == 0) { /* Check to see if the guest has sessions and so therefore should get a check mark. */ if (user->sessions != NULL) { dbusmenu_menuitem_property_set_bool (guest_mi, USER_ITEM_PROP_LOGGED_IN, TRUE); } /* If we're showing user accounts, keep going through the list */ if (user_count > MINIMUM_USERS && user_count < MAXIMUM_USERS) { continue; } /* If not, we can stop here */ break; } if (user_count > MINIMUM_USERS && user_count < MAXIMUM_USERS) { mi = dbusmenu_menuitem_new (); dbusmenu_menuitem_property_set (mi, DBUSMENU_MENUITEM_PROP_TYPE, USER_ITEM_TYPE); if (user->real_name_conflict) { gchar * conflictedname = g_strdup_printf("%s (%s)", user->real_name, user->user_name); dbusmenu_menuitem_property_set (mi, USER_ITEM_PROP_NAME, conflictedname); g_free(conflictedname); } else { dbusmenu_menuitem_property_set (mi, USER_ITEM_PROP_NAME, user->real_name); } dbusmenu_menuitem_property_set_bool (mi, USER_ITEM_PROP_LOGGED_IN, user->sessions != NULL); if (user->icon_file != NULL && user->icon_file[0] != '\0') { dbusmenu_menuitem_property_set(mi, USER_ITEM_PROP_ICON, user->icon_file); } else { dbusmenu_menuitem_property_set(mi, USER_ITEM_PROP_ICON, USER_ITEM_ICON_DEFAULT); } dbusmenu_menuitem_child_append (root, mi); g_signal_connect (G_OBJECT (mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK (activate_user_session), user); user->menuitem = mi; } } g_list_free(users); } /* If there were a bunch of items before us, we need a separator. */ if (can_lockscreen || can_activate) { DbusmenuMenuitem * separator = dbusmenu_menuitem_new(); dbusmenu_menuitem_property_set(separator, DBUSMENU_MENUITEM_PROP_TYPE, DBUSMENU_CLIENT_TYPES_SEPARATOR); dbusmenu_menuitem_child_append(root, separator); } /* Start going through the session based items. */ logout_mi = dbusmenu_menuitem_new(); if (supress_confirmations()) { dbusmenu_menuitem_property_set(logout_mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Log Out")); } else { dbusmenu_menuitem_property_set(logout_mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Log Out\342\200\246")); } dbusmenu_menuitem_property_set_bool(logout_mi, DBUSMENU_MENUITEM_PROP_VISIBLE, show_logout()); dbusmenu_menuitem_child_append(root, logout_mi); g_signal_connect(G_OBJECT(logout_mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(show_dialog), "logout"); if (can_suspend && allow_suspend) { suspend_mi = dbusmenu_menuitem_new(); dbusmenu_menuitem_property_set(suspend_mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Suspend")); dbusmenu_menuitem_child_append(root, suspend_mi); g_signal_connect(G_OBJECT(suspend_mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(machine_sleep), "Suspend"); } if (can_hibernate && allow_hibernate) { hibernate_mi = dbusmenu_menuitem_new(); dbusmenu_menuitem_property_set(hibernate_mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Hibernate")); dbusmenu_menuitem_child_append(root, hibernate_mi); g_signal_connect(G_OBJECT(hibernate_mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(machine_sleep), "Hibernate"); } restart_mi = dbusmenu_menuitem_new(); dbusmenu_menuitem_property_set(restart_mi, DBUSMENU_MENUITEM_PROP_TYPE, RESTART_ITEM_TYPE); if (supress_confirmations()) { dbusmenu_menuitem_property_set(restart_mi, RESTART_ITEM_LABEL, _("Restart")); } else { dbusmenu_menuitem_property_set(restart_mi, RESTART_ITEM_LABEL, _("Restart\342\200\246")); } dbusmenu_menuitem_property_set_bool(restart_mi, DBUSMENU_MENUITEM_PROP_VISIBLE, show_restart()); dbusmenu_menuitem_child_append(root, restart_mi); g_signal_connect(G_OBJECT(restart_mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(show_dialog), "restart"); shutdown_mi = dbusmenu_menuitem_new(); if (supress_confirmations()) { dbusmenu_menuitem_property_set(shutdown_mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Shut Down")); } else { dbusmenu_menuitem_property_set(shutdown_mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Shut Down\342\200\246")); } dbusmenu_menuitem_property_set_bool(shutdown_mi, DBUSMENU_MENUITEM_PROP_VISIBLE, show_shutdown()); dbusmenu_menuitem_child_append(root, shutdown_mi); g_signal_connect(G_OBJECT(shutdown_mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(show_dialog), "shutdown"); RestartShutdownLogoutMenuItems * restart_shutdown_logout_mi = g_new0 (RestartShutdownLogoutMenuItems, 1); restart_shutdown_logout_mi->logout_mi = logout_mi; restart_shutdown_logout_mi->restart_mi = restart_mi; restart_shutdown_logout_mi->shutdown_mi = shutdown_mi; update_menu_entries(restart_shutdown_logout_mi); /* now add extra launchers */ GDir *extra_launchers_dir; extra_launchers_dir = g_dir_open (EXTRA_LAUNCHER_DIR, 0, NULL); if (extra_launchers_dir != NULL) { GList * launchers = NULL; /* Find all the desktop files we want to use */ for (;;) { const gchar *extra_launcher_file; extra_launcher_file = g_dir_read_name (extra_launchers_dir); if (extra_launcher_file == NULL) break; if (!g_str_has_suffix (extra_launcher_file, ".desktop")) continue; gchar *full_path = g_build_filename (EXTRA_LAUNCHER_DIR, extra_launcher_file, NULL); GAppInfo * appinfo = G_APP_INFO(g_desktop_app_info_new_from_filename (full_path)); g_free (full_path); launchers = g_list_prepend(launchers, appinfo); } g_dir_close(extra_launchers_dir); /* Sort the desktop files based on their names */ launchers = g_list_sort(launchers, sort_app_infos); /* Turn each one into a separate menu item */ GList * launcher = NULL; gboolean sepadded = FALSE; for (launcher = launchers; launcher != NULL; launcher = g_list_next(launcher)) { GAppInfo * appinfo = G_APP_INFO(launcher->data); /* Make sure we have a separator */ if (!sepadded) { DbusmenuMenuitem * separator = dbusmenu_menuitem_new(); dbusmenu_menuitem_property_set(separator, DBUSMENU_MENUITEM_PROP_TYPE, DBUSMENU_CLIENT_TYPES_SEPARATOR); dbusmenu_menuitem_child_append(root, separator); g_object_unref(separator); sepadded = TRUE; } /* Build the item */ DbusmenuMenuitem * desktop_mi = dbusmenu_menuitem_new(); dbusmenu_menuitem_property_set(desktop_mi, DBUSMENU_MENUITEM_PROP_LABEL, g_app_info_get_name(appinfo)); g_signal_connect(G_OBJECT(desktop_mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(desktop_activate_cb), appinfo); g_object_weak_ref(G_OBJECT(desktop_mi), (GWeakNotify)g_object_unref, appinfo); /* Put into the menu */ dbusmenu_menuitem_child_append(root, desktop_mi); } g_list_free(launchers); } return; } /* Signal called when a user is added. It updates the count and rebuilds the menu */ static void user_change (UsersServiceDbus *service, const gchar *user_id, gpointer user_data) { DbusmenuMenuitem *root = (DbusmenuMenuitem *)user_data; rebuild_items (root, service); return; } /* When the service interface starts to shutdown, we should follow it. */ void service_shutdown (IndicatorService * service, gpointer user_data) { if (mainloop != NULL) { g_debug("Service shutdown"); g_main_loop_quit(mainloop); } return; } /* When the directory changes we need to figure out how our menu item should look. */ static void restart_dir_changed (void) { gboolean restart_required = g_file_test("/var/run/reboot-required", G_FILE_TEST_EXISTS); if (restart_required) { if (supress_confirmations()) { dbusmenu_menuitem_property_set(restart_mi, RESTART_ITEM_LABEL, _("Restart to Complete Update")); } else { dbusmenu_menuitem_property_set(restart_mi, RESTART_ITEM_LABEL, _("Restart to Complete Update\342\200\246")); } dbusmenu_menuitem_property_set(restart_mi, RESTART_ITEM_ICON, "system-restart-panel"); if (session_dbus != NULL) { session_dbus_set_name(session_dbus, ICON_RESTART); } } else { if (supress_confirmations()) { dbusmenu_menuitem_property_set(restart_mi, RESTART_ITEM_LABEL, _("Restart")); } else { dbusmenu_menuitem_property_set(restart_mi, RESTART_ITEM_LABEL, _("Restart\342\200\246")); } dbusmenu_menuitem_property_remove(restart_mi, RESTART_ITEM_ICON); if (session_dbus != NULL) { session_dbus_set_name(session_dbus, ICON_DEFAULT); } } return; } /* Buids a file watcher for the directory so that when it changes we can check to see if our reboot-required is there. */ static void setup_restart_watch (void) { GFile * filedir = g_file_new_for_path("/var/run"); GFileMonitor * filemon = g_file_monitor_directory(filedir, G_FILE_MONITOR_NONE, NULL, NULL); if (filemon != NULL) { g_signal_connect(G_OBJECT(filemon), "changed", G_CALLBACK(restart_dir_changed), NULL); } restart_dir_changed(); return; } /* Main, is well, main. It brings everything up and throws us into the mainloop of no return. */ int main (int argc, char ** argv) { g_type_init(); /* Setting up i18n and gettext. Apparently, we need all of these. */ setlocale (LC_ALL, ""); bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR); textdomain (GETTEXT_PACKAGE); IndicatorService * service = indicator_service_new_version(INDICATOR_SESSION_DBUS_NAME, INDICATOR_SESSION_DBUS_VERSION); g_signal_connect(G_OBJECT(service), INDICATOR_SERVICE_SIGNAL_SHUTDOWN, G_CALLBACK(service_shutdown), NULL); session_dbus = session_dbus_new(); g_idle_add(lock_screen_setup, NULL); root_menuitem = dbusmenu_menuitem_new(); g_debug("Root ID: %d", dbusmenu_menuitem_get_id(root_menuitem)); dbus_interface = g_object_new (USERS_SERVICE_DBUS_TYPE, NULL); rebuild_items (root_menuitem, dbus_interface); g_signal_connect (G_OBJECT (dbus_interface), "user-added", G_CALLBACK (user_change), root_menuitem); g_signal_connect (G_OBJECT (dbus_interface), "user-deleted", G_CALLBACK (user_change), root_menuitem); setup_restart_watch(); setup_up(); DbusmenuServer * server = dbusmenu_server_new(INDICATOR_SESSION_DBUS_OBJECT); dbusmenu_server_set_root(server, root_menuitem); mainloop = g_main_loop_new(NULL, FALSE); g_main_loop_run(mainloop); return 0; }