altosuilib: Receiver battery voltage lives in listener_state

The code to detect whether to show or hide this entry was using
functions that weren't given the listener_state and hence returned
MISSING all of the time.

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/altosuilib/AltosUIUnitsIndicator.java b/altosuilib/AltosUIUnitsIndicator.java
index 6f398808..8e0a9e07 100644
--- a/altosuilib/AltosUIUnitsIndicator.java
+++ b/altosuilib/AltosUIUnitsIndicator.java
@@ -36,6 +36,10 @@ public abstract class AltosUIUnitsIndicator extends AltosUIIndicator {
 		return hide(value(state, i));
 	}
 
+	public boolean hide(AltosState state, AltosListenerState listener_state, int i) {
+		return hide(state, i);
+	}
+
 	public double value (AltosState state, AltosListenerState listener_state, int i) {
 		return value(state, i);
 	}
@@ -77,7 +81,7 @@ public abstract class AltosUIUnitsIndicator extends AltosUIIndicator {
 				v[i] = value(state, listener_state, i);
 			else
 				v[i] = AltosLib.MISSING;
-			if (hide(state, i))
+			if (hide(state, listener_state, i))
 				hide = true;
 		}