[gnome-flashback] input-sources: implement properties_registered_cb

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 0919bfb4b36c00712abeee1e13c1b5f4dca33eac
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Thu Oct 15 06:44:10 2015 +0300

    input-sources: implement properties_registered_cb

 .../libinput-sources/gf-input-source-manager.c     |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)
---
diff --git a/gnome-flashback/libinput-sources/gf-input-source-manager.c 
b/gnome-flashback/libinput-sources/gf-input-source-manager.c
index 10145a1..2e37685 100644
--- a/gnome-flashback/libinput-sources/gf-input-source-manager.c
+++ b/gnome-flashback/libinput-sources/gf-input-source-manager.c
@@ -897,6 +897,20 @@ properties_registered_cb (GfIBusManager *ibus_manager,
                           IBusPropList  *prop_list,
                           gpointer       user_data)
 {
+  GfInputSourceManager *manager;
+  GfInputSource *source;
+
+  manager = GF_INPUT_SOURCE_MANAGER (user_data);
+  source = (GfInputSource *) g_hash_table_lookup (manager->ibus_sources,
+                                                  engine_name);
+
+  if (!source)
+    return;
+
+  gf_input_source_set_properties (source, prop_list);
+
+  if (compare_sources (source, manager->current_source))
+    g_signal_emit (manager, signals[SIGNAL_CURRENT_SOURCE_CHANGED], 0, NULL);
 }
 
 static gboolean