Port MATE Screensaver to GSettings

9 files changed, 433 insertions, 862 deletions

diff --git a/configure.ac b/configure.ac
index e29c232..f1c7559 100644
--- a/configure.ac
+++ b/configure.ac
@@ -35,17 +35,21 @@ AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, "$GETTEXT_PACKAGE", [Name of default gettext
 
 AM_GLIB_GNU_GETTEXT
 
+dnl
+dnl Enable gsettigns schema macros
+dnl
+
+GLIB_GSETTINGS
+
 # Dependencies
 
 DBUS_REQUIRED_VERSION=0.30
 GLIB_REQUIRED_VERSION=2.15.0
-MATECONF_REQUIRED_VERSION=1.1.0
 GDK_REQUIRED_VERSION=2.14.0
 GTK_REQUIRED_VERSION=2.11.5
 X11_REQUIRED_VERSION=1.0
 LIBMATE_MENU_REQUIRED_VERSION=1.1.0
 MATE_DESKTOP_REQUIRED_VERSION=1.1.0
-
 LIBMATEKBDUI_REQUIRED_VERSION=1.1.0
 
 AC_CHECK_HEADERS(unistd.h)
@@ -60,14 +64,14 @@ PKG_CHECK_MODULES(MATE_SCREENSAVER,
         x11 >= $X11_REQUIRED_VERSION
         gtk+-2.0 >= $GTK_REQUIRED_VERSION
         dbus-glib-1 >= $DBUS_REQUIRED_VERSION
-        mateconf-2.0 >= $MATECONF_REQUIRED_VERSION
+        gio-2.0 >= $GLIB_REQUIRED_VERSION
         mate-desktop-2.0 >= $MATE_DESKTOP_REQUIRED_VERSION
         libmate-menu >= $LIBMATE_MENU_REQUIRED_VERSION)
 AC_SUBST(MATE_SCREENSAVER_CFLAGS)
 AC_SUBST(MATE_SCREENSAVER_LIBS)
 
 PKG_CHECK_MODULES(MATE_SCREENSAVER_DIALOG,
-        mateconf-2.0 >= $MATECONF_REQUIRED_VERSION
+        gio-2.0 >= $GLIB_REQUIRED_VERSION
         gthread-2.0
         gtk+-2.0 >= $GTK_REQUIRED_VERSION)
 AC_SUBST(MATE_SCREENSAVER_DIALOG_CFLAGS)
@@ -75,7 +79,6 @@ AC_SUBST(MATE_SCREENSAVER_DIALOG_LIBS)
 
 PKG_CHECK_MODULES(MATE_SCREENSAVER_CAPPLET,
         gio-2.0 >= $GLIB_REQUIRED_VERSION
-        mateconf-2.0 >= $MATECONF_REQUIRED_VERSION
         gtk+-2.0 >= $GTK_REQUIRED_VERSION
         libmate-menu >= $LIBMATE_MENU_REQUIRED_VERSION)
 AC_SUBST(MATE_SCREENSAVER_CAPPLET_CFLAGS)
@@ -93,9 +96,7 @@ ALL_X_LIBS="$X_LIBS $X_PRE_LIBS -lXext -lX11 $X_EXTRA_LIBS"
 SAVER_LIBS="$ALL_X_LIBS"
 
 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal)
-AC_PATH_PROG(MATECONFTOOL, mateconftool-2)
 
-AM_MATECONF_SOURCE_2
 
 MATE_COMPILE_WARNINGS(yes)
 
@@ -1074,6 +1075,7 @@ data/Makefile
 data/mate-screensavers.menu
 data/mate-screensaver.pc
 data/org.mate.ScreenSaver.service
+data/org.mate.screensaver.gschema.xml
 data/images/Makefile
 data/images/cosmos/Makefile
 savers/Makefile
diff --git a/data/Makefile.am b/data/Makefile.am
index 1bae8e9..37e91de 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -9,12 +9,6 @@ man_MANS = 				\
 	mate-screensaver-preferences.1	\
 	$(NULL)
 
-@INTLTOOL_SCHEMAS_RULE@
-
-schemasdir   = @MATECONF_SCHEMA_FILE_DIR@
-schemas_in_files = mate-screensaver.schemas.in
-schemas_DATA = $(schemas_in_files:.schemas.in=.schemas)
-
 @INTLTOOL_DESKTOP_RULE@
 
 desktopdir = $(datadir)/applications
@@ -46,8 +40,17 @@ pkgconfig_DATA = mate-screensaver.pc
 dbussessionservicedir = $(DBUS_SESSION_SERVICE_DIR)
 dbussessionservice_DATA = org.mate.ScreenSaver.service
 
+@GSETTINGS_RULES@
+@INTLTOOL_XML_NOMERGE_RULE@
+
+gsettings_SCHEMAS = org.mate.screensaver.gschema.xml
+
+migrationdir = $(datadir)/MateConf/gsettings
+dist_migration_DATA = org.mate.screensaver.gschema.migrate
+
+
 EXTRA_DIST = 				\
-	$(schemas_in_files)		\
+	$(gsettings_SCHEMAS:.xml=.xml.in.in)		\
 	$(desktop_in_files)		\
 	$(directory_in_files)		\
 	$(gtkbuilder_DATA)		\
@@ -60,26 +63,15 @@ EXTRA_DIST = 				\
 	$(NULL)
 
 DISTCLEANFILES = 			\
-	$(schemas_DATA)			\
+    $(gsettings_SCHEMAS)
 	$(desktop_DATA)			\
 	$(directory_DATA)		\
 	$(NULL)
 
 MAINTAINERCLEANFILES =			\
 	*~				\
-	Makefile.in
-
-if MATECONF_SCHEMAS_INSTALL
-# don't do this if we are building in eg. rpm
-install-data-local: $(schemas_DATA)
-	if test -z "$(DESTDIR)" ; then \
-		for p in $(schemas_DATA) ; do \
-			MATECONF_CONFIG_SOURCE=$(MATECONF_SCHEMA_CONFIG_SOURCE) $(MATECONFTOOL) --makefile-install-rule $(top_builddir)/data/$$p ; \
-		done \
-	fi
-else
-install-data-local:
-endif
+	Makefile.in     \
+    $(gsettings_SCHEMAS:.xml=.valid)
 
 install-data-hook:
 	@system=`uname`; \
diff --git a/data/org.mate.screensaver.gschema.migrate b/data/org.mate.screensaver.gschema.migrate
new file mode 100644
index 0000000..27c7b2d
--- /dev/null
+++ b/data/org.mate.screensaver.gschema.migrate
@@ -0,0 +1,16 @@
+[org.mate.screensaver]
+idle-activation-enabled = /apps/mate-screensaver/idle_activation_enabled
+lock-enabled = /apps/mate-screensaver/lock_enabled
+mode = /apps/mate-screensaver/mode
+themes = /apps/mate-screensaver/themes
+idle-delay = /apps/mate-screensaver/idle_delay
+power-management-delay = /apps/mate-screensaver/power_management_delay
+cycle-delay = /apps/mate-screensaver/cycle_delay
+lock-delay = /apps/mate-screensaver/lock_delay
+embedded-keyboard-enabled = /apps/mate-screensaver/embedded_keyboard_enabled
+embedded-keyboard-command = /apps/mate-screensaver/embedded_keyboard_command
+logout-enabled = /apps/mate-screensaver/logout_enabled
+logout-delay = /apps/mate-screensaver/logout_delay
+logout-command = /apps/mate-screensaver/logout_command
+user-switch-enabled = /apps/mate-screensaver/user_switch_enabled
+status-message-enabled = /apps/mate-screensaver/status_message_enabled
diff --git a/data/org.mate.screensaver.gschema.xml.in b/data/org.mate.screensaver.gschema.xml.in
new file mode 100644
index 0000000..bafc579
--- /dev/null
+++ b/data/org.mate.screensaver.gschema.xml.in
@@ -0,0 +1,85 @@
+<schemalist>
+  <enum id="org.mate.screensaver.Mode">
+    <value nick="blank-only" value="0"/>
+    <value nick="random" value="1"/>
+    <value nick="single" value="2"/>
+  </enum>
+  <schema gettext-domain="@GETTEXT_PACKAGE@" id="org.mate.screensaver" path="/org/mate-screensaver/">
+    <key name="idle-activation-enabled" type="b">
+      <default>true</default>
+      <summary>Activate when idle</summary>
+      <description>Set this to TRUE to activate the screensaver when the session is idle.</description>
+    </key>
+    <key name="lock-enabled" type="b">
+      <default>true</default>
+      <summary>Lock on activation</summary>
+      <description>Set this to TRUE to lock the screen when the screensaver goes active.</description>
+    </key>
+    <key name="mode" enum="org.mate.screensaver.Mode">
+      <default>'blank-only'</default>
+      <summary>Screensaver theme selection mode</summary>
+      <description>The selection mode used by screensaver. May be "blank-only" to enable the screensaver without using any theme on activation, "single" to enable screensaver using only one theme on activation (specified in "themes" key), and "random" to enable the screensaver using a random theme on activation.</description>
+    </key>
+    <key name="themes" type="as">
+      <default>[]</default>
+      <summary>Screensaver themes</summary>
+      <description>This key specifies the list of themes to be used by the screensaver. It's ignored when "mode" key is "blank-only", should provide the theme name when "mode" is "single", and should provide a list of themes when "mode" is "random".</description>
+    </key>
+    <key name="idle-delay" type="i">
+      <default>10</default>
+      <summary>Time before session is considered idle</summary>
+      <description>The number of minutes of inactivity before the session is considered idle.</description>
+    </key>
+    <key name="power-management-delay" type="i">
+      <default>30</default>
+      <summary>Time before power management baseline</summary>
+      <description>The number of seconds of inactivity before signalling to power management. This key is set and maintained by the session power management agent.</description>
+    </key>
+      <key name="cycle-delay" type="i">
+      <default>10</default>
+      <summary>Time before theme change</summary>
+      <description>The number of minutes to run before changing the screensaver theme.</description>
+    </key>
+    <key name="lock-delay" type="i">
+      <default>0</default>
+      <summary>Time before locking</summary>
+      <description>The number of minutes after screensaver activation before locking the screen.</description>
+    </key>
+    <key name="embedded-keyboard-enabled" type="b">
+      <default>false</default>
+      <summary>Allow embedding a keyboard into the window</summary>
+      <description>Set this to TRUE to allow embedding a keyboard into the window when trying to unlock. The "keyboard_command" key must be set with the appropriate command.</description>
+    </key>
+    <key name="embedded-keyboard-command" type="s">
+      <default>''</default>
+      <summary>Embedded keyboard command</summary>
+      <description>The command that will be run, if the "embedded_keyboard_enabled" key is set to TRUE, to embed a keyboard widget into the window. This command should implement an XEMBED plug interface and output a window XID on the standard output.</description>
+    </key>
+    <key name="logout-enabled" type="b">
+      <default>false</default>
+      <summary>Allow logout</summary>
+      <description>Set this to TRUE to offer an option in the unlock dialog to allow logging out after a delay. The delay is specified in the "logout_delay" key.</description>
+    </key>
+    <key name="logout-delay" type="i">
+      <default>120</default>
+      <summary>Time before logout option</summary>
+      <description>The number of minutes after the screensaver activation before a logout option will appear in the unlock dialog. This key has effect only if the "logout_enable" key is set to TRUE.</description>
+    </key>
+    <key name="logout-command" type="s">
+      <default>''</default>
+      <summary>Logout command</summary>
+      <description>The command to invoke when the logout button is clicked. This command should simply log the user out without any interaction. This key has effect only if the "logout_enable" key is set to TRUE.</description>
+    </key>
+    <key name="user-switch-enabled" type="b">
+      <default>true</default>
+      <summary>Allow user switching</summary>
+      <description>Set this to TRUE to offer an option in the unlock dialog to switch to a different user account.</description>
+    </key>
+    <key name="status-message-enabled" type="b">
+      <default>true</default>
+      <summary>Allow the session status message to be displayed</summary>
+      <description>Allow the session status message to be displayed when the screen is locked.</description>
+    </key>
+  </schema>
+</schemalist>
+
diff --git a/po/POTFILES.in b/po/POTFILES.in
index b259d8a..40895dd 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -3,9 +3,8 @@
 data/mate-screensaver-preferences.desktop.in
 [type: gettext/glade]data/mate-screensaver-preferences.ui
 data/mate-screensaver.directory.in
-data/mate-screensaver.schemas.in
-[type: gettext/glade]data/lock-dialog-default.ui
 data/images/cosmos/cosmos.xml.in.in
+data/org.gnome.screensaver.gschema.xml
 savers/cosmos-slideshow.desktop.in.in
 savers/footlogo-floaters.desktop.in.in
 savers/personal-slideshow.desktop.in.in
diff --git a/src/gs-lock-plug.c b/src/gs-lock-plug.c
index 70cf1d7..554d257 100644
--- a/src/gs-lock-plug.c
+++ b/src/gs-lock-plug.c
@@ -37,7 +37,7 @@
 #include <gdk/gdkx.h>
 #include <X11/XKBlib.h>
 #include <gtk/gtk.h>
-#include <mateconf/mateconf-client.h>
+#include <gio/gio.h>
 
 #ifdef WITH_KBD_LAYOUT_INDICATOR
 #include <libmatekbd/matekbd-indicator.h>
@@ -51,6 +51,8 @@
 
 #include "gs-debug.h"
 
+#define GSETTINGS_SCHEMA "org.mate.ScreenSaver"
+
 #define KEY_LOCK_DIALOG_THEME "/apps/mate-screensaver/lock_dialog_theme"
 
 #define MDM_FLEXISERVER_COMMAND "mdmflexiserver"
@@ -1757,11 +1759,11 @@ static char *
 get_dialog_theme_name (GSLockPlug *plug)
 {
 	char        *name;
-	MateConfClient *client;
+	GSettings *settings;
 
-	client = mateconf_client_get_default ();
-	name = mateconf_client_get_string (client, KEY_LOCK_DIALOG_THEME, NULL);
-	g_object_unref (client);
+	settings = g_settings_new (GSETTINGS_SCHEMA);
+	name = g_settings_get_string (settings, KEY_LOCK_DIALOG_THEME);
+	g_object_unref (settings);
 
 	return name;
 }
diff --git a/src/gs-manager.c b/src/gs-manager.c
index 3deca22..d5758d9 100644
--- a/src/gs-manager.c
+++ b/src/gs-manager.c
@@ -26,8 +26,7 @@
 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>
 
-#include <mateconf/mateconf-engine.h>
-#include <mateconf/mateconf-client.h>
+#include <gio/gio.h>
 
 #define MATE_DESKTOP_USE_UNSTABLE_API
 #include <libmateui/mate-bg.h>
@@ -54,9 +53,8 @@ struct GSManagerPrivate
 	GHashTable  *jobs;
 
 	GSThemeManager *theme_manager;
-	MateConfClient    *client;
+	GSettings *settings;
 	MateBG        *bg;
-	guint           bg_notify_id;
 
 	/* Policy */
 	glong        lock_timeout;
@@ -1034,64 +1032,46 @@ on_bg_changed (MateBG   *bg,
 	gs_debug ("background changed");
 }
 
-static void
-mateconf_changed_callback (MateConfClient *client,
-                           guint        cnxn_id,
-                           MateConfEntry  *entry,
-                           GSManager   *manager)
-{
-	mate_bg_load_from_preferences (manager->priv->bg,
-	                               manager->priv->client);
-}
-
-static void
-watch_bg_preferences (GSManager *manager)
+static gboolean
+background_settings_change_event_cb (GSettings *settings,
+                                     gpointer     keys,
+                                     gint         n_keys,
+                                     GSManager    *manager)
 {
-	g_assert (manager->priv->bg_notify_id == 0);
+#if 0
+         /* FIXME: since we bind user settings instead of system ones,
+          * watching for changes is no longer valid.
+          */
+	  mate_bg_load_from_preferences (manager->priv->bg,
+                                         manager->priv->settings);
+#endif
 
-	mateconf_client_add_dir (manager->priv->client,
-	                         MATE_BG_KEY_DIR,
-	                         MATECONF_CLIENT_PRELOAD_NONE,
-	                         NULL);
-	manager->priv->bg_notify_id = mateconf_client_notify_add (manager->priv->client,
-	                              MATE_BG_KEY_DIR,
-	                              (MateConfClientNotifyFunc)mateconf_changed_callback,
-	                              manager,
-	                              NULL,
-	                              NULL);
+          return FALSE;
 }
 
-static MateConfClient *
-get_mateconf_client (void)
+static GSettings *
+get_system_settings (void)
 {
-	MateConfClient        *client;
-	GSList             *addresses;
-	GError             *error;
-	MateConfEngine        *engine;
+        GSettings *settings;
+        gchar **keys;
+        gchar **k;
 
-	client = NULL;
-	addresses = NULL;
+        /* FIXME: we need to bind system settings instead of user but
+         * that's currently impossible, not implemented yet.
+         * Hence, reset to system default values.
+         */
+        /* TODO: Ideally we would like to bind some other key, screensaver-specific. */
+        settings = g_settings_new ("org.mate.desktop.background");
 
-	addresses = g_slist_prepend (addresses, "xml:merged:" SYSCONFDIR "/mateconf/mateconf.xml.mandatory");
-	addresses = g_slist_prepend (addresses, "xml:merged:" SYSCONFDIR "/mateconf/mateconf.xml.system");
-	addresses = g_slist_prepend (addresses, "xml:merged:" SYSCONFDIR "/mateconf/mateconf.xml.defaults");
-	addresses = g_slist_reverse (addresses);
+	g_settings_delay (settings);
 
-	error = NULL;
-	engine = mateconf_engine_get_for_addresses (addresses, &error);
-	if (engine == NULL)
-	{
-		gs_debug ("Unable to get mateconf engine for addresses: %s", error->message);
-		g_error_free (error);
+	keys = g_settings_list_keys (settings);
+        for (k = keys; *k; k++) {
+                g_settings_reset (settings, *k);
 	}
-	else
-	{
-		client = mateconf_client_get_for_engine (engine);
-	}
-
-	g_slist_free (addresses);
+	g_strfreev (keys);
 
-	return client;
+	return settings;
 }
 
 static void
@@ -1103,19 +1083,20 @@ gs_manager_init (GSManager *manager)
 	manager->priv->grab = gs_grab_new ();
 	manager->priv->theme_manager = gs_theme_manager_new ();
 
-	manager->priv->client = get_mateconf_client ();
-	if (manager->priv->client != NULL)
-	{
-		manager->priv->bg = mate_bg_new ();
+	manager->priv->settings = get_system_settings ();
+        manager->priv->bg = mate_bg_new ();
 
-		g_signal_connect (manager->priv->bg,
-		                  "changed",
-		                  G_CALLBACK (on_bg_changed),
-		                  manager);
-		watch_bg_preferences (manager);
+	g_signal_connect (manager->priv->bg,
+                          "changed",
+                          G_CALLBACK (on_bg_changed),
+                          manager);
+        g_signal_connect (manager->priv->settings,
+                          "change-event",
+                          G_CALLBACK (background_settings_change_event_cb),
+                          manager);
 
-		mate_bg_load_from_preferences (manager->priv->bg, manager->priv->client);
-	}
+	mate_bg_load_from_preferences (manager->priv->bg,
+                                       manager->priv->settings);
 }
 
 static void
@@ -1726,22 +1707,13 @@ gs_manager_finalize (GObject *object)
 
 	g_return_if_fail (manager->priv != NULL);
 
-	if (manager->priv->bg_notify_id != 0)
-	{
-		mateconf_client_remove_dir (manager->priv->client,
-		                            MATE_BG_KEY_DIR,
-		                            NULL);
-		mateconf_client_notify_remove (manager->priv->client,
-		                               manager->priv->bg_notify_id);
-		manager->priv->bg_notify_id = 0;
-	}
 	if (manager->priv->bg != NULL)
 	{
 		g_object_unref (manager->priv->bg);
 	}
-	if (manager->priv->client != NULL)
-	{
-		g_object_unref (manager->priv->client);
+        if (manager->priv->settings != NULL) {
+                g_settings_revert (manager->priv->settings);
+                g_object_unref (manager->priv->settings);
 	}
 
 	free_themes (manager);
diff --git a/src/gs-prefs.c b/src/gs-prefs.c
index 0f9d14e..193600b 100644
--- a/src/gs-prefs.c
+++ b/src/gs-prefs.c
@@ -26,7 +26,7 @@
 
 #include <glib.h>
 #include <glib-object.h>
-#include <mateconf/mateconf-client.h>
+#include <gio/gio.h>
 
 #include "gs-prefs.h"
 
@@ -34,33 +34,33 @@ static void gs_prefs_class_init (GSPrefsClass *klass);
 static void gs_prefs_init       (GSPrefs      *prefs);
 static void gs_prefs_finalize   (GObject      *object);
 
-#define MATE_LOCKDOWN_DIR "/desktop/mate/lockdown"
-#define KEY_LOCK_DISABLE          MATE_LOCKDOWN_DIR "/disable_lock_screen"
-#define KEY_USER_SWITCH_DISABLE   MATE_LOCKDOWN_DIR "/disable_user_switching"
-
-#define KEY_DIR            "/apps/mate-screensaver"
-#define MATE_SESSION_DIR  "/desktop/mate/session"
-#define KEY_IDLE_ACTIVATION_ENABLED         KEY_DIR "/idle_activation_enabled"
-#define KEY_LOCK_ENABLED   KEY_DIR "/lock_enabled"
-#define KEY_MODE           KEY_DIR "/mode"
-#define KEY_ACTIVATE_DELAY MATE_SESSION_DIR "/idle_delay"
-#define KEY_POWER_DELAY    KEY_DIR "/power_management_delay"
-#define KEY_LOCK_DELAY     KEY_DIR "/lock_delay"
-#define KEY_CYCLE_DELAY    KEY_DIR "/cycle_delay"
-#define KEY_THEMES         KEY_DIR "/themes"
-#define KEY_USER_SWITCH_ENABLED KEY_DIR "/user_switch_enabled"
-#define KEY_LOGOUT_ENABLED KEY_DIR "/logout_enabled"
-#define KEY_LOGOUT_DELAY   KEY_DIR "/logout_delay"
-#define KEY_LOGOUT_COMMAND KEY_DIR "/logout_command"
-#define KEY_KEYBOARD_ENABLED KEY_DIR "/embedded_keyboard_enabled"
-#define KEY_KEYBOARD_COMMAND KEY_DIR "/embedded_keyboard_command"
-#define KEY_STATUS_MESSAGE_ENABLED   KEY_DIR "/status_message_enabled"
+#define LOCKDOWN_SETTINGS_SCHEMA "org.mate.desktop.lockdown"
+#define KEY_LOCK_DISABLE "disable-lock-screen"
+#define KEY_USER_SWITCH_DISABLE "disable-user-switching"
+
+#define GSETTINGS_SCHEMA "org.mate.screensaver"
+#define KEY_IDLE_ACTIVATION_ENABLED "idle-activation-enabled"
+#define KEY_LOCK_ENABLED "lock-enabled"
+#define KEY_MODE "mode"
+#define KEY_ACTIVATE_DELAY "idle-delay"
+#define KEY_POWER_DELAY "power-management-delay"
+#define KEY_LOCK_DELAY "lock-delay"
+#define KEY_CYCLE_DELAY "cycle-delay"
+#define KEY_THEMES "themes"
+#define KEY_USER_SWITCH_ENABLED "user-switch-enabled"
+#define KEY_LOGOUT_ENABLED "logout-enabled"
+#define KEY_LOGOUT_DELAY "logout-delay"
+#define KEY_LOGOUT_COMMAND "logout-command"
+#define KEY_KEYBOARD_ENABLED "embedded-keyboard-enabled"
+#define KEY_KEYBOARD_COMMAND "embedded-keyboard-command"
+#define KEY_STATUS_MESSAGE_ENABLED "status-message-enabled"
 
 #define GS_PREFS_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GS_TYPE_PREFS, GSPrefsPrivate))
 
 struct GSPrefsPrivate
 {
-	MateConfClient *mateconf_client;
+	GSettings *settings;
+        GSettings *lockdown;
 };
 
 enum
@@ -74,14 +74,6 @@ enum
     PROP_0
 };
 
-static MateConfEnumStringPair mode_enum_map [] =
-{
-	{ GS_MODE_BLANK_ONLY,       "blank-only" },
-	{ GS_MODE_RANDOM,           "random"     },
-	{ GS_MODE_SINGLE,           "single"     },
-	{ 0, NULL }
-};
-
 static guint         signals [LAST_SIGNAL] = { 0, };
 
 G_DEFINE_TYPE (GSPrefs, gs_prefs, G_TYPE_OBJECT)
@@ -202,20 +194,16 @@ _gs_prefs_set_cycle_timeout (GSPrefs *prefs,
 
 static void
 _gs_prefs_set_mode (GSPrefs    *prefs,
-                    const char *value)
+                    gint         mode)
 {
-	int mode;
-
-	if (value && mateconf_string_to_enum (mode_enum_map, value, &mode))
-		prefs->mode = mode;
-	else
-		prefs->mode = GS_MODE_BLANK_ONLY;
+	prefs->mode = mode;
 }
 
 static void
 _gs_prefs_set_themes (GSPrefs *prefs,
-                      GSList  *list)
+                      gchar **values)
 {
+        guint i;
 	if (prefs->themes)
 	{
 		g_slist_foreach (prefs->themes, (GFunc)g_free, NULL);
@@ -223,7 +211,9 @@ _gs_prefs_set_themes (GSPrefs *prefs,
 	}
 
 	/* take ownership of the list */
-	prefs->themes = list;
+	prefs->themes = NULL;
+        for (i=0; values[i] != NULL; i++)
+                prefs->themes = g_slist_append (prefs->themes, g_strdup (values[i]));
 }
 
 static void
@@ -328,572 +318,214 @@ _gs_prefs_set_user_switch_enabled (GSPrefs *prefs,
 }
 
 static void
-key_error_and_free (const char *key,
-                    GError     *error)
-{
-	g_warning ("Error retrieving configuration key '%s': %s", key, error->message);
-	g_error_free (error);
-	error = NULL;
-}
-
-static void
-gs_prefs_load_from_mateconf (GSPrefs *prefs)
+gs_prefs_load_from_settings (GSPrefs *prefs)
 {
 	glong    value;
 	gboolean bvalue;
 	char    *string;
-	GSList  *list;
-	GError  *error;
+	gchar    **strv;
+	gint       mode;
 
-	error = NULL;
-	bvalue = mateconf_client_get_bool (prefs->priv->mateconf_client, KEY_IDLE_ACTIVATION_ENABLED, &error);
-	if (! error)
-	{
-		_gs_prefs_set_idle_activation_enabled (prefs, bvalue);
-	}
-	else
-	{
-		key_error_and_free (KEY_IDLE_ACTIVATION_ENABLED, error);
-	}
+	bvalue = g_settings_get_boolean (prefs->priv->settings, KEY_IDLE_ACTIVATION_ENABLED);
+        _gs_prefs_set_idle_activation_enabled (prefs, bvalue);
 
-	error = NULL;
-	bvalue = mateconf_client_get_bool (prefs->priv->mateconf_client, KEY_LOCK_ENABLED, &error);
-	if (! error)
-	{
-		_gs_prefs_set_lock_enabled (prefs, bvalue);
-	}
-	else
-	{
-		key_error_and_free (KEY_LOCK_ENABLED, error);
-	}
+	bvalue = g_settings_get_boolean (prefs->priv->settings, KEY_LOCK_ENABLED);
+        _gs_prefs_set_lock_enabled (prefs, bvalue);
 
-	error = NULL;
-	bvalue = mateconf_client_get_bool (prefs->priv->mateconf_client, KEY_LOCK_DISABLE, &error);
-	if (! error)
-	{
-		_gs_prefs_set_lock_disabled (prefs, bvalue);
-	}
-	else
-	{
-		key_error_and_free (KEY_LOCK_DISABLE, error);
-	}
+	bvalue = g_settings_get_boolean (prefs->priv->lockdown, KEY_LOCK_DISABLE);
+        _gs_prefs_set_lock_disabled (prefs, bvalue);
 
-	error = NULL;
-	bvalue = mateconf_client_get_bool (prefs->priv->mateconf_client, KEY_USER_SWITCH_DISABLE, &error);
-	if (! error)
-	{
-		_gs_prefs_set_user_switch_disabled (prefs, bvalue);
-	}
-	else
-	{
-		key_error_and_free (KEY_USER_SWITCH_DISABLE, error);
-	}
+	 bvalue = g_settings_get_boolean (prefs->priv->lockdown, KEY_USER_SWITCH_DISABLE);
+         _gs_prefs_set_user_switch_disabled (prefs, bvalue);
 
-	error = NULL;
-	value = mateconf_client_get_int (prefs->priv->mateconf_client, KEY_ACTIVATE_DELAY, &error);
-	if (! error)
-	{
-		_gs_prefs_set_timeout (prefs, value);
-	}
-	else
-	{
-		key_error_and_free (KEY_ACTIVATE_DELAY, error);
-	}
+	value = g_settings_get_int (prefs->priv->settings, KEY_ACTIVATE_DELAY);
+        _gs_prefs_set_timeout (prefs, value);
 
-	error = NULL;
-	value = mateconf_client_get_int (prefs->priv->mateconf_client, KEY_POWER_DELAY, &error);
-	if (! error)
-	{
-		_gs_prefs_set_power_timeout (prefs, value);
-	}
-	else
-	{
-		key_error_and_free (KEY_POWER_DELAY, error);
-	}
+	value = g_settings_get_int (prefs->priv->settings, KEY_POWER_DELAY);
+        _gs_prefs_set_power_timeout (prefs, value);
 
-	error = NULL;
-	value = mateconf_client_get_int (prefs->priv->mateconf_client, KEY_LOCK_DELAY, &error);
-	if (! error)
-	{
-		_gs_prefs_set_lock_timeout (prefs, value);
-	}
-	else
-	{
-		key_error_and_free (KEY_LOCK_DELAY, error);
-	}
+	value = g_settings_get_int (prefs->priv->settings, KEY_LOCK_DELAY);
+        _gs_prefs_set_lock_timeout (prefs, value);
 
-	error = NULL;
-	value = mateconf_client_get_int (prefs->priv->mateconf_client, KEY_CYCLE_DELAY, &error);
-	if (! error)
-	{
-		_gs_prefs_set_cycle_timeout (prefs, value);
-	}
-	else
-	{
-		key_error_and_free (KEY_CYCLE_DELAY, error);
-	}
+	value = g_settings_get_int (prefs->priv->settings, KEY_CYCLE_DELAY);
+        _gs_prefs_set_cycle_timeout (prefs, value);
 
-	error = NULL;
-	string = mateconf_client_get_string (prefs->priv->mateconf_client, KEY_MODE, &error);
-	if (! error)
-	{
-		_gs_prefs_set_mode (prefs, string);
-	}
-	else
-	{
-		key_error_and_free (KEY_MODE, error);
-	}
-	g_free (string);
+	mode = g_settings_get_enum (prefs->priv->settings, KEY_MODE);
+        _gs_prefs_set_mode (prefs, mode);
 
-	error = NULL;
-	list = mateconf_client_get_list (prefs->priv->mateconf_client,
-	                                 KEY_THEMES,
-	                                 MATECONF_VALUE_STRING,
-	                                 &error);
-	if (! error)
-	{
-		_gs_prefs_set_themes (prefs, list);
-	}
-	else
-	{
-		key_error_and_free (KEY_THEMES, error);
-	}
+	strv = g_settings_get_strv (prefs->priv->settings, KEY_THEMES);
+        _gs_prefs_set_themes (prefs, strv);
+        g_strfreev (strv);
 
 	/* Embedded keyboard options */
 
-	error = NULL;
-	bvalue = mateconf_client_get_bool (prefs->priv->mateconf_client, KEY_KEYBOARD_ENABLED, &error);
-	if (! error)
-	{
-		_gs_prefs_set_keyboard_enabled (prefs, bvalue);
-	}
-	else
-	{
-		key_error_and_free (KEY_KEYBOARD_ENABLED, error);
-	}
+	bvalue = g_settings_get_boolean (prefs->priv->settings, KEY_KEYBOARD_ENABLED);
+        _gs_prefs_set_keyboard_enabled (prefs, bvalue);
 
-	error = NULL;
-	string = mateconf_client_get_string (prefs->priv->mateconf_client, KEY_KEYBOARD_COMMAND, &error);
-	if (! error)
-	{
-		_gs_prefs_set_keyboard_command (prefs, string);
-	}
-	else
-	{
-		key_error_and_free (KEY_KEYBOARD_COMMAND, error);
-	}
+	string = g_settings_get_string (prefs->priv->settings, KEY_KEYBOARD_COMMAND);
+        _gs_prefs_set_keyboard_command (prefs, string);
 	g_free (string);
 
-	error = NULL;
-	bvalue = mateconf_client_get_bool (prefs->priv->mateconf_client, KEY_STATUS_MESSAGE_ENABLED, &error);
-	if (! error)
-	{
-		_gs_prefs_set_status_message_enabled (prefs, bvalue);
-	}
-	else
-	{
-		key_error_and_free (KEY_STATUS_MESSAGE_ENABLED, error);
-	}
+	bvalue = g_settings_get_boolean (prefs->priv->settings, KEY_STATUS_MESSAGE_ENABLED);
+        _gs_prefs_set_status_message_enabled (prefs, bvalue);
 
 	/* Logout options */
 
-	error = NULL;
-	bvalue = mateconf_client_get_bool (prefs->priv->mateconf_client, KEY_LOGOUT_ENABLED, &error);
-	if (! error)
-	{
-		_gs_prefs_set_logout_enabled (prefs, bvalue);
-	}
-	else
-	{
-		key_error_and_free (KEY_LOGOUT_ENABLED, error);
-	}
+	bvalue = g_settings_get_boolean (prefs->priv->settings, KEY_LOGOUT_ENABLED);
+        _gs_prefs_set_logout_enabled (prefs, bvalue);
 
-	error = NULL;
-	string = mateconf_client_get_string (prefs->priv->mateconf_client, KEY_LOGOUT_COMMAND, &error);
-	if (! error)
-	{
-		_gs_prefs_set_logout_command (prefs, string);
-	}
-	else
-	{
-		key_error_and_free (KEY_LOGOUT_COMMAND, error);
-	}
+	string = g_settings_get_string (prefs->priv->settings, KEY_LOGOUT_COMMAND);
+        _gs_prefs_set_logout_command (prefs, string);
 	g_free (string);
 
-	error = NULL;
-	value = mateconf_client_get_int (prefs->priv->mateconf_client, KEY_LOGOUT_DELAY, &error);
-	if (! error)
-	{
-		_gs_prefs_set_logout_timeout (prefs, value);
-	}
-	else
-	{
-		key_error_and_free (KEY_LOGOUT_DELAY, error);
-	}
+	value = g_settings_get_int (prefs->priv->settings, KEY_LOGOUT_DELAY);
+        _gs_prefs_set_logout_timeout (prefs, value);
 
 	/* User switching options */
 
-	error = NULL;
-	bvalue = mateconf_client_get_bool (prefs->priv->mateconf_client, KEY_USER_SWITCH_ENABLED, &error);
-	if (! error)
-	{
-		_gs_prefs_set_user_switch_enabled (prefs, bvalue);
-	}
-	else
-	{
-		key_error_and_free (KEY_USER_SWITCH_ENABLED, error);
-	}
-}
-
-static void
-invalid_type_warning (const char *type)
-{
-	g_warning ("Error retrieving configuration key '%s': Invalid type",
-	           type);
+	bvalue = g_settings_get_boolean (prefs->priv->settings, KEY_USER_SWITCH_ENABLED);
+        _gs_prefs_set_user_switch_enabled (prefs, bvalue);
 }
 
 static void
-key_changed_cb (MateConfClient *client,
-                guint        cnxn_id,
-                MateConfEntry  *entry,
-                GSPrefs     *prefs)
+key_changed_cb (GSettings *settings,
+               const gchar *key,
+               GSPrefs *prefs)
 {
-	gboolean    changed = FALSE;
-	const char *key;
-	MateConfValue *value;
-
-	key = mateconf_entry_get_key (entry);
-
-	if (! g_str_has_prefix (key, KEY_DIR) && ! g_str_has_prefix (key, MATE_LOCKDOWN_DIR))
-		return;
-
-	value = mateconf_entry_get_value (entry);
-
 	if (strcmp (key, KEY_MODE) == 0)
 	{
+		gint mode;
 
-		if (value->type == MATECONF_VALUE_STRING)
-		{
-			const char *str;
-
-			str = mateconf_value_get_string (value);
-			_gs_prefs_set_mode (prefs, str);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		mode = g_settings_get_enum (settings, key);
+                _gs_prefs_set_mode (prefs, mode);
 
 	}
 	else if (strcmp (key, KEY_THEMES) == 0)
 	{
-		GSList *list = NULL;
-
-		if (value == NULL
-		        || value->type != MATECONF_VALUE_LIST)
-		{
-			return;
-		}
-
-		list = mateconf_value_get_list (value);
-
-		if (list
-		        && mateconf_value_get_list_type (value) == MATECONF_VALUE_STRING)
-		{
-			GSList *l;
-			GSList *new_list;
-
-			changed = TRUE;
-
-			new_list = NULL;
-			for (l = list; l; l = l->next)
-			{
-				char *s;
-
-				s = mateconf_value_to_string (l->data);
-
-				new_list = g_slist_prepend (new_list, g_strdup (s));
-
-				g_free (s);
-			}
+		gchar **strv = NULL;
 
-			new_list = g_slist_reverse (new_list);
-
-			_gs_prefs_set_themes (prefs, new_list);
-
-		}
+		strv = g_settings_get_strv (settings, key);
+                _gs_prefs_set_themes (prefs, strv);
+                 g_strfreev (strv);
 
 	}
 	else if (strcmp (key, KEY_ACTIVATE_DELAY) == 0)
 	{
+		int delay;
 
-		if (value->type == MATECONF_VALUE_INT)
-		{
-			int delay;
-
-			delay = mateconf_value_get_int (value);
-			_gs_prefs_set_timeout (prefs, delay);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		delay = g_settings_get_int (settings, key);
+                _gs_prefs_set_timeout (prefs, delay);
 
 	}
 	else if (strcmp (key, KEY_POWER_DELAY) == 0)
 	{
+		int delay;
 
-		if (value->type == MATECONF_VALUE_INT)
-		{
-			int delay;
-
-			delay = mateconf_value_get_int (value);
-			_gs_prefs_set_power_timeout (prefs, delay);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		delay = g_settings_get_int (settings, key);
+                _gs_prefs_set_power_timeout (prefs, delay);
 
 	}
 	else if (strcmp (key, KEY_LOCK_DELAY) == 0)
 	{
+		int delay;
 
-		if (value->type == MATECONF_VALUE_INT)
-		{
-			int delay;
-
-			delay = mateconf_value_get_int (value);
-			_gs_prefs_set_lock_timeout (prefs, delay);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
-
+		delay = g_settings_get_int (settings, key);
+                _gs_prefs_set_lock_timeout (prefs, delay);
 	}
 	else if (strcmp (key, KEY_IDLE_ACTIVATION_ENABLED) == 0)
 	{
+		gboolean enabled;
 
-		if (value->type == MATECONF_VALUE_BOOL)
-		{
-			gboolean enabled;
-
-			enabled = mateconf_value_get_bool (value);
-			_gs_prefs_set_idle_activation_enabled (prefs, enabled);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		enabled = g_settings_get_boolean (settings, key);
+                _gs_prefs_set_idle_activation_enabled (prefs, enabled);
 
 	}
 	else if (strcmp (key, KEY_LOCK_ENABLED) == 0)
 	{
+                 gboolean enabled;
 
-		if (value->type == MATECONF_VALUE_BOOL)
-		{
-			gboolean enabled;
-
-			enabled = mateconf_value_get_bool (value);
-			_gs_prefs_set_lock_enabled (prefs, enabled);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		enabled = g_settings_get_boolean (settings, key);
+                _gs_prefs_set_lock_enabled (prefs, enabled);
 
 	}
 	else if (strcmp (key, KEY_LOCK_DISABLE) == 0)
 	{
+		gboolean disabled;
 
-		if (value->type == MATECONF_VALUE_BOOL)
-		{
-			gboolean disabled;
-
-			disabled = mateconf_value_get_bool (value);
-			_gs_prefs_set_lock_disabled (prefs, disabled);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		disabled = g_settings_get_boolean (settings, key);
+                _gs_prefs_set_lock_disabled (prefs, disabled);
 
 	}
 	else if (strcmp (key, KEY_USER_SWITCH_DISABLE) == 0)
 	{
+		gboolean disabled;
 
-		if (value->type == MATECONF_VALUE_BOOL)
-		{
-			gboolean disabled;
-
-			disabled = mateconf_value_get_bool (value);
-			_gs_prefs_set_user_switch_disabled (prefs, disabled);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		disabled = g_settings_get_boolean (settings, key);
+                _gs_prefs_set_user_switch_disabled (prefs, disabled);
 
 	}
 	else if (strcmp (key, KEY_CYCLE_DELAY) == 0)
 	{
+		int delay;
 
-		if (value->type == MATECONF_VALUE_INT)
-		{
-			int delay;
-
-			delay = mateconf_value_get_int (value);
-			_gs_prefs_set_cycle_timeout (prefs, delay);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		delay = g_settings_get_int (settings, key);
+                _gs_prefs_set_cycle_timeout (prefs, delay);
 
 	}
 	else if (strcmp (key, KEY_KEYBOARD_ENABLED) == 0)
 	{
+		gboolean enabled;
 
-		if (value->type == MATECONF_VALUE_BOOL)
-		{
-			gboolean enabled;
-
-			enabled = mateconf_value_get_bool (value);
-			_gs_prefs_set_keyboard_enabled (prefs, enabled);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		enabled = g_settings_get_boolean (settings, key);
+                _gs_prefs_set_keyboard_enabled (prefs, enabled);
 
 	}
 	else if (strcmp (key, KEY_KEYBOARD_COMMAND) == 0)
 	{
+		const char *command;
 
-		if (value->type == MATECONF_VALUE_STRING)
-		{
-			const char *command;
-
-			command = mateconf_value_get_string (value);
-			_gs_prefs_set_keyboard_command (prefs, command);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		command = g_settings_get_string (settings, key);
+                _gs_prefs_set_keyboard_command (prefs, command);
 
 	}
 	else if (strcmp (key, KEY_STATUS_MESSAGE_ENABLED) == 0)
 	{
+		gboolean enabled;
 
-		if (value->type == MATECONF_VALUE_BOOL)
-		{
-			gboolean enabled;
-
-			enabled = mateconf_value_get_bool (value);
-			_gs_prefs_set_status_message_enabled (prefs, enabled);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		enabled = g_settings_get_boolean (settings, key);
+                _gs_prefs_set_status_message_enabled (prefs, enabled);
 
 	}
 	else if (strcmp (key, KEY_LOGOUT_ENABLED) == 0)
 	{
+		gboolean enabled;
 
-		if (value->type == MATECONF_VALUE_BOOL)
-		{
-			gboolean enabled;
-
-			enabled = mateconf_value_get_bool (value);
-			_gs_prefs_set_logout_enabled (prefs, enabled);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		enabled = g_settings_get_boolean (settings, key);
+                _gs_prefs_set_logout_enabled (prefs, enabled);
 
 	}
 	else if (strcmp (key, KEY_LOGOUT_DELAY) == 0)
 	{
+		int delay;
 
-		if (value->type == MATECONF_VALUE_INT)
-		{
-			int delay;
-
-			delay = mateconf_value_get_int (value);
-			_gs_prefs_set_logout_timeout (prefs, delay);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		delay = g_settings_get_int (settings, key);
+                _gs_prefs_set_logout_timeout (prefs, delay);
 
 	}
 	else if (strcmp (key, KEY_LOGOUT_COMMAND) == 0)
 	{
+		const char *command;
 
-		if (value->type == MATECONF_VALUE_STRING)
-		{
-			const char *command;
-
-			command = mateconf_value_get_string (value);
-			_gs_prefs_set_logout_command (prefs, command);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		command = g_settings_get_string (settings, key);
+                _gs_prefs_set_logout_command (prefs, command);
 
 	}
 	else if (strcmp (key, KEY_USER_SWITCH_ENABLED) == 0)
 	{
+		gboolean enabled;
 
-		if (value->type == MATECONF_VALUE_BOOL)
-		{
-			gboolean enabled;
-
-			enabled = mateconf_value_get_bool (value);
-			_gs_prefs_set_user_switch_enabled (prefs, enabled);
-
-			changed = TRUE;
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+		enabled = g_settings_get_boolean (settings, key);
+                _gs_prefs_set_user_switch_enabled (prefs, enabled);
 
 	}
 	else
@@ -901,10 +533,7 @@ key_changed_cb (MateConfClient *client,
 		g_warning ("Config key not handled: %s", key);
 	}
 
-	if (changed && prefs)
-	{
-		g_signal_emit (prefs, signals [CHANGED], 0);
-	}
+	g_signal_emit (prefs, signals [CHANGED], 0);
 }
 
 static void
@@ -912,8 +541,16 @@ gs_prefs_init (GSPrefs *prefs)
 {
 	prefs->priv = GS_PREFS_GET_PRIVATE (prefs);
 
-	prefs->priv->mateconf_client      = mateconf_client_get_default ();
-
+	prefs->priv->settings     = g_settings_new (GSETTINGS_SCHEMA);
+        g_signal_connect (prefs->priv->settings,
+                          "changed",
+                          G_CALLBACK (key_changed_cb),
+                          prefs);
+        prefs->priv->lockdown = g_settings_new (LOCKDOWN_SETTINGS_SCHEMA);
+        g_signal_connect (prefs->priv->lockdown,
+                          "changed",
+                          G_CALLBACK (key_changed_cb),
+                          prefs);
 	prefs->idle_activation_enabled = TRUE;
 	prefs->lock_enabled            = TRUE;
 	prefs->lock_disabled           = FALSE;
@@ -928,30 +565,7 @@ gs_prefs_init (GSPrefs *prefs)
 
 	prefs->mode                    = GS_MODE_SINGLE;
 
-	/* MateConf setup */
-	mateconf_client_add_dir (prefs->priv->mateconf_client,
-	                         KEY_DIR,
-	                         MATECONF_CLIENT_PRELOAD_NONE, NULL);
-	mateconf_client_add_dir (prefs->priv->mateconf_client,
-	                         MATE_LOCKDOWN_DIR,
-	                         MATECONF_CLIENT_PRELOAD_NONE, NULL);
-	mateconf_client_add_dir (prefs->priv->mateconf_client,
-	                         MATE_SESSION_DIR,
-	                         MATECONF_CLIENT_PRELOAD_NONE, NULL);
-
-
-	mateconf_client_notify_add (prefs->priv->mateconf_client,
-	                            KEY_DIR,
-	                            (MateConfClientNotifyFunc)key_changed_cb,
-	                            prefs,
-	                            NULL, NULL);
-	mateconf_client_notify_add (prefs->priv->mateconf_client,
-	                            MATE_LOCKDOWN_DIR,
-	                            (MateConfClientNotifyFunc)key_changed_cb,
-	                            prefs,
-	                            NULL, NULL);
-
-	gs_prefs_load_from_mateconf (prefs);
+	gs_prefs_load_from_settings (prefs);
 }
 
 static void
@@ -966,12 +580,17 @@ gs_prefs_finalize (GObject *object)
 
 	g_return_if_fail (prefs->priv != NULL);
 
-	if (prefs->priv->mateconf_client)
+	if (prefs->priv->settings)
 	{
-		g_object_unref (prefs->priv->mateconf_client);
-		prefs->priv->mateconf_client = NULL;
+		g_object_unref (prefs->priv->settings);
+		prefs->priv->settings = NULL;
 	}
 
+        if (prefs->priv->lockdown) {
+                g_object_unref (prefs->priv->lockdown);
+                prefs->priv->lockdown = NULL;
+        }
+
 	if (prefs->themes)
 	{
 		g_slist_foreach (prefs->themes, (GFunc)g_free, NULL);
diff --git a/src/mate-screensaver-preferences.c b/src/mate-screensaver-preferences.c
index 5bcf5e5..546e028 100644
--- a/src/mate-screensaver-preferences.c
+++ b/src/mate-screensaver-preferences.c
@@ -33,7 +33,6 @@
 #include <glib/gi18n.h>
 #include <gdk/gdkx.h>
 #include <gtk/gtk.h>
-#include <mateconf/mateconf-client.h>
 
 #include <gio/gio.h>
 
@@ -45,18 +44,17 @@
 
 #define GTK_BUILDER_FILE "mate-screensaver-preferences.ui"
 
-#define MATE_LOCKDOWN_DIR  "/desktop/mate/lockdown"
-#define KEY_LOCK_DISABLE    MATE_LOCKDOWN_DIR "/disable_lock_screen"
+#define LOCKDOWN_SETTINGS_SCHEMA "org.mate.desktop.lockdown"
+#define KEY_LOCK_DISABLE "disable-lock-screen"
 
-#define KEY_DIR             "/apps/mate-screensaver"
-#define MATE_SESSION_DIR   "/desktop/mate/session"
-#define KEY_LOCK            KEY_DIR "/lock_enabled"
-#define KEY_IDLE_ACTIVATION_ENABLED         KEY_DIR "/idle_activation_enabled"
-#define KEY_MODE            KEY_DIR "/mode"
-#define KEY_ACTIVATE_DELAY  MATE_SESSION_DIR "/idle_delay"
-#define KEY_LOCK_DELAY      KEY_DIR "/lock_delay"
-#define KEY_CYCLE_DELAY     KEY_DIR "/cycle_delay"
-#define KEY_THEMES          KEY_DIR "/themes"
+#define GSETTINGS_SCHEMA "org.mate.screensaver"
+#define KEY_LOCK "lock-enabled"
+#define KEY_IDLE_ACTIVATION_ENABLED "idle-activation-enabled"
+#define KEY_MODE "mode"
+#define KEY_ACTIVATE_DELAY "idle-delay"
+#define KEY_LOCK_DELAY "lock-delay"
+#define KEY_CYCLE_DELAY "cycle-delay"
+#define KEY_THEMES "themes"
 
 #define GPM_COMMAND "mate-power-preferences"
 
@@ -67,14 +65,6 @@ enum
     N_COLUMNS
 };
 
-static MateConfEnumStringPair mode_enum_map [] =
-{
-	{ GS_MODE_BLANK_ONLY,       "blank-only" },
-	{ GS_MODE_RANDOM,           "random"     },
-	{ GS_MODE_SINGLE,           "single"     },
-	{ 0, NULL }
-};
-
 /* Drag and drop info */
 enum
 {
@@ -95,26 +85,25 @@ static GSJob          *job = NULL;
 static gint32
 config_get_activate_delay (gboolean *is_writable)
 {
-	MateConfClient *client;
+	GSettings *settings;
 	gint32       delay;
 
-	client = mateconf_client_get_default ();
+	settings = g_settings_new (GSETTINGS_SCHEMA);
 
 	if (is_writable)
 	{
-		*is_writable = mateconf_client_key_is_writable (client,
-		               KEY_ACTIVATE_DELAY,
-		               NULL);
+		*is_writable = g_settings_is_writable (settings,
+		               KEY_ACTIVATE_DELAY);
 	}
 
-	delay = mateconf_client_get_int (client, KEY_ACTIVATE_DELAY, NULL);
+	delay = g_settings_get_int (settings, KEY_ACTIVATE_DELAY);
 
 	if (delay < 1)
 	{
 		delay = 1;
 	}
 
-	g_object_unref (client);
+	g_object_unref (settings);
 
 	return delay;
 }
@@ -122,43 +111,32 @@ config_get_activate_delay (gboolean *is_writable)
 static void
 config_set_activate_delay (gint32 timeout)
 {
-	MateConfClient *client;
+	GSettings *settings;
 
-	client = mateconf_client_get_default ();
+	settings = g_settings_new (GSETTINGS_SCHEMA);
 
-	mateconf_client_set_int (client, KEY_ACTIVATE_DELAY, timeout, NULL);
+	g_settings_set_int (settings, KEY_ACTIVATE_DELAY, timeout);
 
-	g_object_unref (client);
+	g_object_unref (settings);
 }
 
 static int
 config_get_mode (gboolean *is_writable)
 {
-	MateConfClient *client;
+	GSettings *settings;
 	int          mode;
-	char        *string;
 
-	client = mateconf_client_get_default ();
+	settings = g_settings_new (GSETTINGS_SCHEMA);
 
 	if (is_writable)
 	{
-		*is_writable = mateconf_client_key_is_writable (client,
-		               KEY_MODE,
-		               NULL);
+		*is_writable = g_settings_is_writable (settings,
+		               KEY_MODE);
 	}
 
-	string = mateconf_client_get_string (client, KEY_MODE, NULL);
-	if (string)
-	{
-		mateconf_string_to_enum (mode_enum_map, string, &mode);
-		g_free (string);
-	}
-	else
-	{
-		mode = GS_MODE_BLANK_ONLY;
-	}
+	mode = g_settings_get_enum (settings, KEY_MODE);
 
-	g_object_unref (client);
+	g_object_unref (settings);
 
 	return mode;
 }
@@ -166,37 +144,33 @@ config_get_mode (gboolean *is_writable)
 static void
 config_set_mode (int mode)
 {
-	MateConfClient *client;
-	const char  *mode_string;
+	GSettings *settings;
 
-	client = mateconf_client_get_default ();
+	settings = g_settings_new (GSETTINGS_SCHEMA);
 
-	mode_string = mateconf_enum_to_string (mode_enum_map, mode);
-	mateconf_client_set_string (client, KEY_MODE, mode_string, NULL);
+	g_settings_set_enum (settings, KEY_MODE, mode);
 
-	g_object_unref (client);
+	g_object_unref (settings);
 }
 
 static char *
 config_get_theme (gboolean *is_writable)
 {
-	MateConfClient *client;
+	GSettings *settings;
 	char        *name;
 	int          mode;
 
-	client = mateconf_client_get_default ();
+	settings = g_settings_new (GSETTINGS_SCHEMA);
 
 	if (is_writable)
 	{
 		gboolean can_write_theme;
 		gboolean can_write_mode;
 
-		can_write_theme = mateconf_client_key_is_writable (client,
-		                  KEY_THEMES,
-		                  NULL);
-		can_write_mode = mateconf_client_key_is_writable (client,
-		                 KEY_MODE,
-		                 NULL);
+		can_write_theme = g_settings_is_writable (settings,
+		                                          KEY_THEMES);
+		can_write_mode = g_settings_is_writable (settings,
+		                                         KEY_MODE);
 		*is_writable = can_write_theme && can_write_mode;
 	}
 
@@ -213,14 +187,11 @@ config_get_theme (gboolean *is_writable)
 	}
 	else
 	{
-		GSList *list;
-		list = mateconf_client_get_list (client,
-		                                 KEY_THEMES,
-		                                 MATECONF_VALUE_STRING,
-		                                 NULL);
-		if (list != NULL)
-		{
-			name = g_strdup (list->data);
+		 gchar **strv;
+                 strv = g_settings_get_strv (settings,
+                                             KEY_THEMES);
+                 if (strv != NULL) {
+                          name = g_strdup (strv[0]);
 		}
 		else
 		{
@@ -229,28 +200,29 @@ config_get_theme (gboolean *is_writable)
 			name = g_strdup ("__blank-only");
 		}
 
-		g_slist_foreach (list, (GFunc)g_free, NULL);
-		g_slist_free (list);
+		g_strfreev (strv);
 	}
 
-	g_object_unref (client);
+	g_object_unref (settings);
 
 	return name;
 }
 
-static GSList *
+static gchar **
 get_all_theme_ids (GSThemeManager *theme_manager)
 {
-	GSList *ids = NULL;
+	gchar **ids = NULL;
 	GSList *entries;
 	GSList *l;
+        guint idx = 0;
 
 	entries = gs_theme_manager_get_info_list (theme_manager);
+        ids = g_new0 (gchar *, g_slist_length (entries) + 1);
 	for (l = entries; l; l = l->next)
 	{
 		GSThemeInfo *info = l->data;
 
-		ids = g_slist_prepend (ids, g_strdup (gs_theme_info_get_id (info)));
+		ids[idx++] = g_strdup (gs_theme_info_get_id (info));
 		gs_theme_info_unref (info);
 	}
 	g_slist_free (entries);
@@ -261,11 +233,11 @@ get_all_theme_ids (GSThemeManager *theme_manager)
 static void
 config_set_theme (const char *theme_id)
 {
-	MateConfClient *client;
-	GSList      *list = NULL;
+	GSettings *settings;
+	gchar **strv = NULL;
 	int          mode;
 
-	client = mateconf_client_get_default ();
+	settings = g_settings_new (GSETTINGS_SCHEMA);
 
 	if (theme_id && strcmp (theme_id, "__blank-only") == 0)
 	{
@@ -276,46 +248,42 @@ config_set_theme (const char *theme_id)
 		mode = GS_MODE_RANDOM;
 
 		/* set the themes key to contain all available screensavers */
-		list = get_all_theme_ids (theme_manager);
+		strv = get_all_theme_ids (theme_manager);
 	}
 	else
 	{
 		mode = GS_MODE_SINGLE;
-		list = g_slist_append (list, g_strdup (theme_id));
+		strv = g_strsplit (theme_id, "%%%", 1);
 	}
 
 	config_set_mode (mode);
 
-	mateconf_client_set_list (client,
-	                          KEY_THEMES,
-	                          MATECONF_VALUE_STRING,
-	                          list,
-	                          NULL);
+	g_settings_set_strv (settings,
+	                     KEY_THEMES,
+	                     (const gchar * const*) strv);
 
-	g_slist_foreach (list, (GFunc) g_free, NULL);
-	g_slist_free (list);
+	g_strfreev (strv);
 
-	g_object_unref (client);
+	g_object_unref (settings);
 }
 
 static gboolean
 config_get_enabled (gboolean *is_writable)
 {
 	int          enabled;
-	MateConfClient *client;
+	GSettings *settings;
 
-	client = mateconf_client_get_default ();
+	settings = g_settings_new (GSETTINGS_SCHEMA);
 
 	if (is_writable)
 	{
-		*is_writable = mateconf_client_key_is_writable (client,
-		               KEY_LOCK,
-		               NULL);
+		*is_writable = g_settings_is_writable (settings,
+		               KEY_LOCK);
 	}
 
-	enabled = mateconf_client_get_bool (client, KEY_IDLE_ACTIVATION_ENABLED, NULL);
+	enabled = g_settings_get_boolean (settings, KEY_IDLE_ACTIVATION_ENABLED);
 
-	g_object_unref (client);
+	g_object_unref (settings);
 
 	return enabled;
 }
@@ -323,33 +291,32 @@ config_get_enabled (gboolean *is_writable)
 static void
 config_set_enabled (gboolean enabled)
 {
-	MateConfClient *client;
+	GSettings *settings;
 
-	client = mateconf_client_get_default ();
+	settings = g_settings_new (GSETTINGS_SCHEMA);
 
-	mateconf_client_set_bool (client, KEY_IDLE_ACTIVATION_ENABLED, enabled, NULL);
+	g_settings_set_boolean (settings, KEY_IDLE_ACTIVATION_ENABLED, enabled);
 
-	g_object_unref (client);
+	g_object_unref (settings);
 }
 
 static gboolean
 config_get_lock (gboolean *is_writable)
 {
-	MateConfClient *client;
+	GSettings *settings;
 	gboolean     lock;
 
-	client = mateconf_client_get_default ();
+	settings = g_settings_new (GSETTINGS_SCHEMA);
 
 	if (is_writable)
 	{
-		*is_writable = mateconf_client_key_is_writable (client,
-		               KEY_LOCK,
-		               NULL);
+		*is_writable = g_settings_is_writable (settings,
+		               KEY_LOCK);
 	}
 
-	lock = mateconf_client_get_bool (client, KEY_LOCK, NULL);
+	lock = g_settings_get_boolean (settings, KEY_LOCK);
 
-	g_object_unref (client);
+	g_object_unref (settings);
 
 	return lock;
 }
@@ -357,27 +324,27 @@ config_get_lock (gboolean *is_writable)
 static gboolean
 config_get_lock_disabled ()
 {
-	MateConfClient *client;
+	GSettings *settings;
 	gboolean     lock;
 
-	client = mateconf_client_get_default ();
+	settings = g_settings_new (LOCKDOWN_SETTINGS_SCHEMA);
 
-	lock = mateconf_client_get_bool (client, KEY_LOCK_DISABLE, NULL);
+	lock = g_settings_get_boolean (settings, KEY_LOCK_DISABLE);
 
-	g_object_unref (client);
+	g_object_unref (settings);
 	return lock;
 }
 
 static void
 config_set_lock (gboolean lock)
 {
-	MateConfClient *client;
+	GSettings *settings;
 
-	client = mateconf_client_get_default ();
+	settings = g_settings_new (GSETTINGS_SCHEMA);
 
-	mateconf_client_set_bool (client, KEY_LOCK, lock, NULL);
+	g_settings_set_boolean (settings, KEY_LOCK, lock);
 
-	g_object_unref (client);
+	g_object_unref (settings);
 }
 
 static void
@@ -438,20 +405,16 @@ preview_set_theme (GtkWidget  *widget,
 	}
 	else if (theme && strcmp (theme, "__random") == 0)
 	{
-		GSList *themes;
+		gchar **themes;
 
 		themes = get_all_theme_ids (theme_manager);
 		if (themes != NULL)
 		{
-			GSList *l;
 			gint32  i;
 
-			i = g_random_int_range (0, g_slist_length (themes));
-			l = g_slist_nth (themes, i);
-
-			job_set_theme (job, (const char *) l->data);
-			g_slist_foreach (themes, (GFunc) g_free, NULL);
-			g_slist_free (themes);
+			i = g_random_int_range (0, g_strv_length (themes));
+                        job_set_theme (job, themes[i]);
+                        g_strfreev (themes);
 
 			gs_job_start (job);
 		}
@@ -1134,13 +1097,6 @@ enabled_checkbox_toggled (GtkToggleButton *button, gpointer user_data)
 }
 
 static void
-invalid_type_warning (const char *type)
-{
-	g_warning ("Error retrieving configuration key '%s': Invalid type",
-	           type);
-}
-
-static void
 ui_disable_lock (gboolean disable)
 {
 	GtkWidget *widget;
@@ -1206,96 +1162,45 @@ ui_set_delay (int delay)
 }
 
 static void
-key_changed_cb (MateConfClient *client,
-                guint        cnxn_id,
-                MateConfEntry  *entry,
-                gpointer     data)
+key_changed_cb (GSettings *settings, const gchar *key, gpointer data)
 {
-	const char *key;
-	MateConfValue *value;
-
-	key = mateconf_entry_get_key (entry);
-
-	if (! g_str_has_prefix (key, KEY_DIR) && ! g_str_has_prefix (key, MATE_LOCKDOWN_DIR))
-	{
-		return;
-	}
-
-	value = mateconf_entry_get_value (entry);
-
 	if (strcmp (key, KEY_IDLE_ACTIVATION_ENABLED) == 0)
 	{
-		if (value->type == MATECONF_VALUE_BOOL)
-		{
 			gboolean enabled;
 
-			enabled = mateconf_value_get_bool (value);
+			enabled = g_settings_get_boolean (settings, key);
 
 			ui_set_enabled (enabled);
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
 	}
 	else if (strcmp (key, KEY_LOCK) == 0)
 	{
-		if (value->type == MATECONF_VALUE_BOOL)
-		{
-			gboolean enabled;
+		        gboolean enabled;
 
-			enabled = mateconf_value_get_bool (value);
+			enabled = g_settings_get_boolean (settings, key);
 
 			ui_set_lock (enabled);
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
 	}
 	else if (strcmp (key, KEY_LOCK_DISABLE) == 0)
 	{
-		if (value->type == MATECONF_VALUE_BOOL)
-		{
-			gboolean disabled;
+		        gboolean disabled;
 
-			disabled = mateconf_value_get_bool (value);
+			disabled = g_settings_get_boolean (settings, key);
 
 			ui_disable_lock (disabled);
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
 	}
 	else if (strcmp (key, KEY_THEMES) == 0)
 	{
-		if (value->type == MATECONF_VALUE_LIST)
-		{
-			GtkWidget *treeview;
+		        GtkWidget *treeview;
 
 			treeview = GTK_WIDGET (gtk_builder_get_object (builder, "savers_treeview"));
 			setup_treeview_selection (treeview);
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
 	}
 	else if (strcmp (key, KEY_ACTIVATE_DELAY) == 0)
 	{
-
-		if (value->type == MATECONF_VALUE_INT)
-		{
 			int delay;
 
-			delay = mateconf_value_get_int (value);
-			ui_set_delay (delay);
-		}
-		else
-		{
-			invalid_type_warning (key);
-		}
+			delay = g_settings_get_int (settings, key);
+                        ui_set_delay (delay);
 
 	}
 	else
@@ -1578,12 +1483,12 @@ init_capplet (void)
 	GtkWidget *fullscreen_preview_area;
 	GtkWidget *fullscreen_preview_close;
 	char      *gtk_builder_file;
-	char      *string;
 	gdouble    activate_delay;
 	gboolean   enabled;
 	gboolean   is_writable;
-	MateConfClient *client;
+	GSettings *settings;
 	GError    *error=NULL;
+        gint       mode;
 
 	gtk_builder_file = g_build_filename (GTKBUILDERDIR, GTK_BUILDER_FILE, NULL);
 	builder = gtk_builder_new();
@@ -1687,42 +1592,21 @@ init_capplet (void)
 	gtk_widget_show_all (dialog);
 
 	/* Update list of themes if using random screensaver */
-	client = mateconf_client_get_default ();
-	string = mateconf_client_get_string (client, KEY_MODE, NULL);
-	if (string != NULL)
-	{
-		int mode;
-		GSList *list;
-
-		mateconf_string_to_enum (mode_enum_map, string, &mode);
-		g_free (string);
-
-		if (mode == GS_MODE_RANDOM)
-		{
-			list = get_all_theme_ids (theme_manager);
-			mateconf_client_set_list (client, KEY_THEMES, MATECONF_VALUE_STRING, list, NULL);
-
-			g_slist_foreach (list, (GFunc) g_free, NULL);
-			g_slist_free (list);
-		}
-	}
-
-	mateconf_client_add_dir (client, KEY_DIR,
-	                         MATECONF_CLIENT_PRELOAD_ONELEVEL,
-	                         NULL);
-	mateconf_client_notify_add (client,
-	                            KEY_DIR,
-	                            key_changed_cb,
-	                            NULL, NULL, NULL);
-	mateconf_client_add_dir (client, MATE_LOCKDOWN_DIR,
-	                         MATECONF_CLIENT_PRELOAD_ONELEVEL,
-	                         NULL);
-	mateconf_client_notify_add (client,
-	                            MATE_LOCKDOWN_DIR,
-	                            key_changed_cb,
-	                            NULL, NULL, NULL);
-
-	g_object_unref (client);
+         settings = g_settings_new (GSETTINGS_SCHEMA);
+         mode = g_settings_get_enum (settings, KEY_MODE);
+        if (mode == GS_MODE_RANDOM) {
+                gchar **list;
+                list = get_all_theme_ids (theme_manager);
+                g_settings_set_strv (settings, KEY_THEMES, (const gchar * const*) list);
+                g_strfreev (list);
+        }
+
+        g_signal_connect (settings,
+                          "changed",
+                          G_CALLBACK (key_changed_cb),
+                          NULL);
+
+	g_object_unref (settings);
 
 	preview_clear (preview);
 	gs_job_set_widget (job, preview);