--- a/frontends/src/jp/base.py	Thu Feb 04 11:44:43 2016 +0100
+++ b/frontends/src/jp/base.py	Thu Feb 04 11:48:37 2016 +0100
@@ -37,6 +37,8 @@
 from sat.core import exceptions
 import sat_frontends.jp
 from sat_frontends.jp.constants import Const as C
+import xml.etree.ElementTree as ET  # FIXME: used temporarily to manage XMLUI
+
 try:
     import progressbar
 except ImportError:
@@ -621,7 +623,12 @@
         try:
             action_type = action_data['meta_type']
         except KeyError:
-            pass
+            try:
+                xml_ui = action_data["xmlui"]
+            except KeyError:
+                pass
+            else:
+                self.onXMLUI(xml_ui)
         else:
             try:
                 callback = self.action_callbacks[action_type]
@@ -630,6 +637,19 @@
             else:
                 callback(action_data, action_id, security_limit, profile)
 
+    def onXMLUI(self, xml_ui):
+        """Display a dialog received from the backend.
+
+        @param xml_ui (unicode): dialog XML representation
+        """
+        # FIXME: we temporarily use ElementTree, but a real XMLUI managing module
+        #        should be available in the future
+        # TODO: XMLUI module
+        ui = ET.fromstring(xml_ui.encode('utf-8'))
+        dialog = ui.find("dialog")
+        if dialog is not None:
+            self.disp(dialog.findtext("message"), error=dialog.get("level") == "error")
+
     def connected(self):
         """Auto reply to confirmations requests"""
         self.need_loop = True