petrol: allow decimal part ot computed litres value

Signed-off-by: NeilBrown <neilb@suse.de>

diff --git a/petrol/petrol.py b/petrol/petrol.py
index 4be744fb193af76437b97ca3061acbbb3f65f8e0..71d6bb51f167cb70cca3a778e30fd61fc0a7f30f 100644 (file)
--- a/petrol/petrol.py
+++ b/petrol/petrol.py
@@ -230,7 +230,7 @@ class Petrol(gtk.Window):
             cl = self.check_entry(self.cl_entry)
             cost = self.check_entry(self.cost_entry)
             if cl != None and cost != None:
-                self.force_entry(self.l_entry, "%.0f" %(cost * 100.0 / cl))
+                self.force_entry(self.l_entry, "%.2f" %(cost * 100.0 / cl))
         if self.cl_entry not in self.entry_priority:
             l = self.check_entry(self.l_entry)
             cost = self.check_entry(self.cost_entry)