Close the bus connection when we close a connection tab for the buses...

Close the bus connection when we close a connection tab for the buses different than Session Bus and System Bus. + Fix a potentiel bug.

https://bugzilla.gnome.org/show_bug.cgi?id=631010

dfeet/DFeetApp.py

@@ -106,6 +106,8 @@ class DFeetApp:
 
     def close_tab_cb(self, button, child):
         n = self.notebook.page_num(child)
+        if child.get_bus_watch().get_bus_name() not in [u'Session Bus', u'System Bus']:
+            child.get_bus_watch().close_bus()
         self.notebook.remove_page(n)
 
     def select_or_add_bus(self, address):

dfeet/_ui/busnameinfobox.py

@@ -120,7 +120,10 @@ class BusNameInfoBox(gtk.VBox):
 
     def set_busname(self, busname):
         if self.busname:
-            self.busname.disconnect(self.busname._introspect_changed_signal_id)
+            try:
+                self.busname.disconnect(self.busname._introspect_changed_signal_id)
+            except:
+                pass
 
         self.busname = busname
         self.introspect_tree_view.set_model(busname.common_data._introspection_data)

dfeet/dbus_introspector.py

@@ -265,6 +265,9 @@ class BusWatch(gtk.GenericTreeModel):
         else:
             return self.address
 
+    def close_bus(self):
+        self.bus.close()
+
     def get_completion_model(self):
         return self.completion_model()