From 2a57b2ff15dfa563b90bd7f6af09f95433301fce Mon Sep 17 00:00:00 2001
From: Rhys Weatherley <rhys.weatherley@gmail.com>
Date: Sun, 20 May 2012 14:45:26 +1000
Subject: [PATCH] Only display voltage if front screen is current

---
 libraries/RTC/examples/AlarmClock/FrontScreen.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libraries/RTC/examples/AlarmClock/FrontScreen.cpp b/libraries/RTC/examples/AlarmClock/FrontScreen.cpp
index 3ff154e3..15d348d5 100644
--- a/libraries/RTC/examples/AlarmClock/FrontScreen.cpp
+++ b/libraries/RTC/examples/AlarmClock/FrontScreen.cpp
@@ -111,7 +111,8 @@ void FrontScreenField::setVoltage(int voltage)
     if (ind != _batteryBars || trunc != _voltageTrunc) {
         _batteryBars = ind;
         _voltageTrunc = trunc;
-        updateVoltage();
+        if (isCurrent())
+            updateVoltage();
     }
 }