[set_location] Add dependency bar

set_location/config_dialog.ui

@@ -18,24 +18,15 @@
           <object class="GtkInfoBar" id="dependency_warning">
             <property name="visible">True</property>
             <property name="can_focus">False</property>
+            <property name="no_show_all">True</property>
             <property name="message_type">warning</property>
-            <property name="show_close_button">True</property>
             <child internal-child="action_area">
               <object class="GtkButtonBox">
                 <property name="can_focus">False</property>
                 <property name="spacing">6</property>
                 <property name="layout_style">end</property>
                 <child>
-                  <object class="GtkLabel">
-                    <property name="visible">True</property>
-                    <property name="can_focus">False</property>
-                    <property name="label" translatable="yes">You need to install gir1.2-gtkchamplain and gir1.2-gtkclutter-1.0 for the map to work.</property>
-                  </object>
-                  <packing>
-                    <property name="expand">False</property>
-                    <property name="fill">True</property>
-                    <property name="position">1</property>
-                  </packing>
+                  <placeholder/>
                 </child>
               </object>
               <packing>
@@ -48,7 +39,16 @@
               <object class="GtkBox">
                 <property name="can_focus">False</property>
                 <child>
-                  <placeholder/>
+                  <object class="GtkLabel">
+                    <property name="visible">True</property>
+                    <property name="can_focus">False</property>
+                    <property name="label" translatable="yes">You need to install gir1.2-gtkchamplain and gir1.2-gtkclutter-1.0 for the map to work.</property>
+                  </object>
+                  <packing>
+                    <property name="expand">False</property>
+                    <property name="fill">True</property>
+                    <property name="position">0</property>
+                  </packing>
                 </child>
               </object>
               <packing>

set_location/set_location.py

@@ -35,7 +35,7 @@ try:
     GtkClutter.init([]) # Must be initialized before importing those:
     from gi.repository import Champlain, GtkChamplain
 except:
-    log.exception('Champlain library not available')
+    log.exception('To view the map, you have to install all dependencies')
     CHAMPLAIN_AVAILABLE = False
 
 
@@ -141,13 +141,11 @@ class SetLocationPluginConfigDialog(GajimPluginConfigDialog):
 
         map_placeholder = self.xml.get_object('map_placeholder')
         dependency_bar = self.xml.get_object('dependency_warning')
-        dependency_bar.connect("close", lambda b: b.hide())
-        dependency_bar.connect("response", lambda b,i: b.hide())
 
         if CHAMPLAIN_AVAILABLE and not self.is_active:
             map_placeholder.set_no_show_all(True)
             map_placeholder.hide()
-            dependency_bar.set_revealed(False)
+            dependency_bar.hide()
             map_box = self.xml.get_object('map_box')
             map_box.set_size_request(400, -1)