1 files changed, 60 insertions, 0 deletions
diff --git a/capplets/common/activate-settings-daemon.c b/capplets/common/activate-settings-daemon.c
new file mode 100644
index 00000000..794f1098
--- /dev/null
+++ b/capplets/common/activate-settings-daemon.c
@@ -0,0 +1,60 @@
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <mate-settings-daemon/mate-settings-client.h>
+#include <gtk/gtk.h>
+#include <glib/gi18n.h>
+
+#include "activate-settings-daemon.h"
+
+static void popup_error_message (void)
+{
+  GtkWidget *dialog;
+
+  dialog = gtk_message_dialog_new (NULL, GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_WARNING,
+				   GTK_BUTTONS_OK, _("Unable to start the settings manager 'mate-settings-daemon'.\n"
+				   "Without the MATE settings manager running, some preferences may not take effect. This could "
+				   "indicate a problem with DBus, or a non-MATE (e.g. KDE) settings manager may already "
+				   "be active and conflicting with the MATE settings manager."));
+
+  gtk_dialog_run (GTK_DIALOG (dialog));
+  gtk_widget_destroy (dialog);
+}
+
+/* Returns FALSE if activation failed, else TRUE */
+gboolean 
+activate_settings_daemon (void)
+{
+  DBusGConnection *connection = NULL;
+  DBusGProxy *proxy = NULL;
+  GError *error = NULL;
+
+  connection = dbus_g_bus_get (DBUS_BUS_SESSION, &error);
+  if (connection == NULL)
+    {
+      popup_error_message ();
+      g_error_free (error);
+      return FALSE;
+    }
+    
+  proxy = dbus_g_proxy_new_for_name (connection,
+                                     "org.mate.SettingsDaemon",
+                                     "/org/mate/SettingsDaemon",
+                                     "org.mate.SettingsDaemon");
+
+  if (proxy == NULL)
+    {
+      popup_error_message ();
+      return FALSE;
+    }
+
+  if (!org_mate_SettingsDaemon_awake(proxy, &error))
+    {
+      popup_error_message ();
+      g_error_free (error);
+      return FALSE;
+    }
+
+  return TRUE;
+}