[hamster-applet] dayline doesn't like empty facts list

[Toms Baugis <tbaugis src gnome org>]

commit 9cb9b7fb1304f71acaa94a93a5e7fb8bdf3181c8
Author: Mjumbe Wawatu Ukweli <mjumbewu gmail com>
Date:   Fri Apr 9 12:39:03 2010 -0400

    dayline doesn't like empty facts list

 src/hamster/widgets/dayline.py |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/src/hamster/widgets/dayline.py b/src/hamster/widgets/dayline.py
index 0073578..d712238 100644
--- a/src/hamster/widgets/dayline.py
+++ b/src/hamster/widgets/dayline.py
@@ -130,8 +130,9 @@ class DayLine(graphics.Scene):
             self.add_child(fact_bar)
             self.fact_bars.append(fact_bar)
 
-        self.view_time = dt.datetime.combine(facts[0]['start_time'].date(), self.day_start)
-        self.start_time = self.view_time - dt.timedelta(hours=12)
+        if facts:
+            self.view_time = dt.datetime.combine(facts[0]['start_time'].date(), self.day_start)
+            self.start_time = self.view_time - dt.timedelta(hours=12)
 
         if highlight:
             self.chosen_selection.start_time = highlight[0]