GPSStatus: update initial and final status.

src/main/java/de/dennisguse/opentracks/services/TrackRecordingService.java

@@ -577,7 +577,10 @@ public class TrackRecordingService extends Service implements HandlerServer.Hand
     public void newGpsStatus(GpsStatusValue gpsStatusValue) {
         notificationManager.updateContent(getString(gpsStatusValue.message));
 
-        gpsStatusObservable.postValue(gpsStatusValue);
+        //TODO This check should not be necessary, but prevents a crash; somehow the shutdown is not working correctly as we should not receive a notification then.
+        if (gpsStatusObservable != null) {
+            gpsStatusObservable.postValue(gpsStatusValue);
+        }
     }
 
     /**
@@ -767,13 +770,14 @@ public class TrackRecordingService extends Service implements HandlerServer.Hand
             return isRecording() && !isPaused();
         }
 
-        public RecordingStatus pause() {
+//      TODO Use
-            return new RecordingStatus(getTrackId(), true);
+//        public RecordingStatus pause() {
-        }
+//            return new RecordingStatus(getTrackId(), true);
-
+//        }
-        public RecordingStatus record(@NonNull Track.Id track) {
+//
-            return new RecordingStatus(trackId, false);
+//        public RecordingStatus record(@NonNull Track.Id trackId) {
-        }
+//            return new RecordingStatus(trackId, false);
+//        }
 
         public RecordingStatus stop() {
             return STATUS_DEFAULT;

src/main/java/de/dennisguse/opentracks/services/handlers/GpsStatus.java

@@ -14,7 +14,7 @@ import de.dennisguse.opentracks.content.data.TrackPoint;
 import de.dennisguse.opentracks.util.PreferencesUtils;
 
 /**
- * This class handle GPS status according to received locations and some thresholds.
+ * This class handle GPS status according to received locations` and some thresholds.
  */
 //TODO should handle sharedpreference changes
 class GpsStatus {
@@ -56,6 +56,7 @@ class GpsStatus {
 
         public void stop() {
             stopped = true;
+            sendStatus(gpsStatus, GpsStatusValue.GPS_NONE);
         }
     }
 
@@ -75,10 +76,15 @@ class GpsStatus {
         gpsStatusHandler = new Handler();
     }
 
+    public void start() {
+        client.onGpsStatusChanged(GpsStatusValue.GPS_NONE, GpsStatusValue.GPS_ENABLED);
+    }
+
     /**
      * The client that uses GpsStatus has to call this method to stop the Runnable if needed.
      */
     public void stop() {
+        client.onGpsStatusChanged(gpsStatus, GpsStatusValue.GPS_NONE);
         client = null;
         if (gpsStatusRunner != null) {
             gpsStatusRunner.stop();

src/main/java/de/dennisguse/opentracks/services/handlers/HandlerServer.java

@@ -63,10 +63,6 @@ public class HandlerServer {
         service.newGpsStatus(gpsStatusValue);
     }
 
-    public GpsStatusValue getGpsStatus() {
-        return locationHandler.getGpsStatus();
-    }
-
     public interface HandlerServerInterface {
         void newTrackPoint(TrackPoint trackPoint, int gpsAccuracy);
         void newGpsStatus(GpsStatusValue gpsStatusValue);

src/main/java/de/dennisguse/opentracks/services/handlers/LocationHandler.java

@@ -38,6 +38,7 @@ class LocationHandler implements HandlerServer.Handler, LocationListener, GpsSta
         gpsStatus = new GpsStatus(context, this);
         locationManager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
         registerLocationListener();
+        gpsStatus.start();
     }
 
     @Override