[d-feet] Don't fail if no systembus or sessionbus is available

[Thomas Bechtold <toabctl src gnome org>]

commit f92d2220612519fd84e72f0ca6ece0f2c2f121e4
Author: Thomas Bechtold <thomasbechtold jpberlin de>
Date:   Mon May 20 09:12:32 2013 +0200

    Don't fail if no systembus or sessionbus is available
    
    https://bugzilla.gnome.org/show_bug.cgi?id=696876

 src/dfeet/window.py |   14 ++++++++++----
 1 files changed, 10 insertions(+), 4 deletions(-)
---
diff --git a/src/dfeet/window.py b/src/dfeet/window.py
index ae00148..b170ff7 100644
--- a/src/dfeet/window.py
+++ b/src/dfeet/window.py
@@ -112,13 +112,19 @@ class DFeetWindow(Gtk.ApplicationWindow):
 
     def __systembus_connect_cb(self, action):
         """connect to system bus"""
-        bw = BusWatch(self.data_dir, Gio.BusType.SYSTEM)
-        self.__notebook_append_page(bw.paned_buswatch, "System Bus")
+        try:
+            bw = BusWatch(self.data_dir, Gio.BusType.SYSTEM)
+            self.__notebook_append_page(bw.paned_buswatch, "System Bus")
+        except Exception as e:
+            print(e)
 
     def __sessionbus_connect_cb(self, action):
         """connect to session bus"""
-        bw = BusWatch(self.data_dir, Gio.BusType.SESSION)
-        self.__notebook_append_page(bw.paned_buswatch, "Session Bus")
+        try:
+            bw = BusWatch(self.data_dir, Gio.BusType.SESSION)
+            self.__notebook_append_page(bw.paned_buswatch, "Session Bus")
+        except Exception as e:
+            print(e)
 
     def __otherbus_connect_cb(self, action):
         """connect to other bus"""