diff options
Diffstat (limited to 'src/lock-helper.c')
| -rw-r--r-- | src/lock-helper.c | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/src/lock-helper.c b/src/lock-helper.c deleted file mode 100644 index 8eae674..0000000 --- a/src/lock-helper.c +++ /dev/null @@ -1,157 +0,0 @@ -/* -A small helper for locking the screen. - -Copyright 2009 Canonical Ltd. - -Authors: - Ted Gould <ted@canonical.com> - -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 <http://www.gnu.org/licenses/>. -*/ - -#include <glib/gi18n.h> -#include <gio/gio.h> -#include <dbus/dbus-glib.h> -#include "lock-helper.h" - -#define SCREENSAVER_SCHEMA "org.gnome.desktop.screensaver" -#define SCREENSAVER_LOCK_ENABLED_KEY "lock-enabled" - -static DBusGProxy * gss_proxy = NULL; -static GMainLoop * gss_mainloop = NULL; - -static gboolean is_guest = FALSE; - -static GSettings * settings = NULL; - -void build_gss_proxy (void); - -/* This is our logic on whether the screen should be locked - or not. It effects everything else. */ -gboolean -will_lock_screen (void) -{ - if (is_guest) { - return FALSE; - } - - if (settings == NULL) { - settings = g_settings_new (SCREENSAVER_SCHEMA); - } - - return g_settings_get_boolean (settings, SCREENSAVER_LOCK_ENABLED_KEY); -} - -/* When the screensave go active, if we've got a mainloop - running we should quit it. */ -static void -gss_active_changed (DBusGProxy * proxy, gboolean active, gpointer data) -{ - if (active && gss_mainloop != NULL) { - g_main_loop_quit(gss_mainloop); - } - - return; -} - -static gboolean -get_greeter_mode (void) -{ - const gchar *var; - var = g_getenv("INDICATOR_GREETER_MODE"); - return (g_strcmp0(var, "1") == 0); -} - -/* Build the gss proxy and set up it's signals */ -void -build_gss_proxy (void) -{ - if (gss_proxy == NULL) { - if (get_greeter_mode ()) - return; /* Don't start/lock the screensaver from the login screen */ - - DBusGConnection * session_bus = dbus_g_bus_get(DBUS_BUS_SESSION, NULL); - g_return_if_fail(session_bus != NULL); - - gss_proxy = dbus_g_proxy_new_for_name(session_bus, - "org.gnome.ScreenSaver", - "/", - "org.gnome.ScreenSaver"); - g_return_if_fail(gss_proxy != NULL); - - dbus_g_proxy_add_signal(gss_proxy, "ActiveChanged", G_TYPE_BOOLEAN, G_TYPE_INVALID); - dbus_g_proxy_connect_signal(gss_proxy, "ActiveChanged", G_CALLBACK(gss_active_changed), NULL, NULL); - } - - return; -} - -/* This is a timeout, we only want to wait for the screen to - lock for a little bit, but not forever. */ -static gboolean -activate_timeout (gpointer data) -{ - /* Clear the ID for the timeout */ - guint * address = (guint *)data; - *address = 0; - - /* Quit the mainloop */ - if (gss_mainloop != NULL) { - g_main_loop_quit(gss_mainloop); - } - - return FALSE; -} - -/* A fun little function to actually lock the screen. If, - that's what you want, let's do it! */ -void -lock_screen (DbusmenuMenuitem * mi, guint timestamp, gpointer data) -{ - g_debug("Lock Screen"); - - build_gss_proxy(); - g_return_if_fail(gss_proxy != NULL); - - dbus_g_proxy_call_no_reply(gss_proxy, - "Lock", - G_TYPE_INVALID, - G_TYPE_INVALID); - - if (gss_mainloop == NULL) { - gss_mainloop = g_main_loop_new(NULL, FALSE); - } - - guint timer = g_timeout_add_seconds(1, activate_timeout, &timer); - - g_main_loop_run(gss_mainloop); - - if (timer != 0) { - g_source_remove(timer); - } - - return; -} - -/* Do what it takes to make the lock screen function work - and be happy. */ -gboolean -lock_screen_setup (gpointer data) -{ - if (!g_strcmp0(g_get_user_name(), "guest")) { - is_guest = TRUE; - } - - return FALSE; -} - |