From 3bf75cd248ffcc56d72ed50a7f0a585c3aa803f3 Mon Sep 17 00:00:00 2001
From: Gijs de Rooy <gijsrooy@hotmail.com>
Date: Fri, 19 Apr 2013 18:26:23 +0200
Subject: [PATCH] Location in air dialog: disable impossible/unused option
 combinations.

---
 gui/dialogs/location-in-air.xml | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/gui/dialogs/location-in-air.xml b/gui/dialogs/location-in-air.xml
index 179dff37f..626e8f3e0 100644
--- a/gui/dialogs/location-in-air.xml
+++ b/gui/dialogs/location-in-air.xml
@@ -51,13 +51,13 @@
 
   <group>
     <layout>hbox</layout>
-	  <empty><stretch>1</stretch></empty>
+    <empty><stretch>1</stretch></empty>
 
     <text>
       <label>Position Aircraft In Air</label>
     </text>
 
-	  <empty><stretch>1</stretch></empty>
+    <empty><stretch>1</stretch></empty>
 
     <button>
       <pref-width>16</pref-width>
@@ -225,23 +225,26 @@
       <row>0</row><col>0</col>
       <halign>right</halign>
       <label>Distance (nm):</label>
+      <enable><not><property>/sim/gui/dialogs/location-in-air/lonlat</property></not></enable>
     </text>
     <input>
       <row>0</row><col>1</col>
       <property>/sim/presets/offset-distance-nm</property>
+      <enable><not><property>/sim/gui/dialogs/location-in-air/lonlat</property></not></enable>
     </input>
 
     <text>
       <row>0</row><col>2</col>
       <halign>right</halign>
       <label>Azimuth (deg):</label>
+      <enable><not><property>/sim/gui/dialogs/location-in-air/lonlat</property></not></enable>
     </text>
     <input>
       <row>0</row><col>3</col>
       <property>/sim/presets/offset-azimuth-deg</property>
+      <enable><not><property>/sim/gui/dialogs/location-in-air/lonlat</property></not></enable>
     </input>
 
-
     <text>
       <row>1</row><col>0</col>
       <halign>right</halign>
@@ -276,9 +279,11 @@
       <row>2</row><col>2</col>
       <halign>right</halign>
       <label>Heading (deg):</label>
+      <enable><not><property>/sim/gui/dialogs/location-in-air/airport</property></not></enable>
     </text>
     <input>
       <row>2</row><col>3</col>
+      <enable><not><property>/sim/gui/dialogs/location-in-air/airport</property></not></enable>
       <property>/sim/presets/heading-deg</property>
     </input>
   </group>