fix upaired warning update when user changes radio buttons

app/src/main/java/com/geeksville/mesh/ui/SettingsFragment.kt

@@ -173,7 +173,7 @@ class BTScanModel(app: Application) : AndroidViewModel(app), Logging {
             val isBonded = result.device.bondState == BluetoothDevice.BOND_BONDED
             val oldDevs = devices.value!!
             val oldEntry = oldDevs[fullAddr]
-            if (oldEntry == null || oldEntry.bonded != isBonded) {
+            if (oldEntry == null || oldEntry.bonded != isBonded) { // Don't spam the GUI with endless updates for non changing nodes
 
                 val skipBogus = try {
                     // Note Soyes XS has a buggy BLE scan implementation and returns devices we didn't ask for.  So we check to see if the
@@ -407,6 +407,7 @@ class BTScanModel(app: Application) : AndroidViewModel(app), Logging {
         info("Changing device to ${newAddr.anonymize}")
         selectedAddress = newAddr
         changeDeviceSelection(context, newAddr)
+        devices.value = devices.value // Force a GUI update
     }
 }
 

app/src/main/res/values/strings.xml

@@ -61,5 +61,5 @@
     <string name="update_to">Update to %s</string>
     <string name="app_too_old">Application too old</string>
     <string name="must_update">You must update this application on the Google Play store (or Github). It is too old to talk to this radio.</string>
-    <string name="none">None</string>
+    <string name="none">None (disable)</string>
 </resources>