TrackDetailActivity: only show heart rate if sensor is configured.

src/main/java/com/google/android/apps/mytracks/services/sensors/BluetoothSensorManager.java

@@ -94,7 +94,6 @@ public class BluetoothSensorManager extends SensorManager {
       switch (message.what) {
         case BluetoothConnectionManager.MESSAGE_DEVICE_NAME:
           String deviceName = message.getData().getString(BluetoothConnectionManager.KEY_DEVICE_NAME);
-          Toast.makeText(context, context.getString(R.string.settings_sensor_connected, deviceName), Toast.LENGTH_LONG).show();
           break;
         case BluetoothConnectionManager.MESSAGE_READ:
           if (!(message.obj instanceof SensorDataSet)) {

src/main/java/com/google/android/apps/mytracks/settings/SensorSettingsActivity.java

@@ -74,17 +74,10 @@ public class SensorSettingsActivity extends AbstractSettingsActivity {
       BluetoothDeviceUtils.populateDeviceLists(bluetoothAdapter, devicesNameList, devicesAddressList);
     }
 
-    //TODO Investigate why the settings are also written here?
+    // Was the previously configured device unpaired? Then forget it.
-    if (devicesAddressList.size() == 1) {
+    if (!devicesAddressList.contains(value)) {
-      if (!devicesAddressList.get(0).equals(value)) {
+      value = PreferencesUtils.BLUETOOTH_SENSOR_DEFAULT;
-        value = devicesAddressList.get(0);
+      PreferencesUtils.setString(this, R.string.bluetooth_sensor_key, value);
-        PreferencesUtils.setString(this, R.string.bluetooth_sensor_key, value);
-      }
-    } else {
-      if (!devicesAddressList.contains(value)) {
-        value = PreferencesUtils.BLUETOOTH_SENSOR_DEFAULT;
-        PreferencesUtils.setString(this, R.string.bluetooth_sensor_key, value);
-      }
     }
 
     devicesNameList.add(0, getString(R.string.value_none));

src/main/java/com/google/android/apps/mytracks/util/BluetoothDeviceUtils.java

@@ -46,16 +46,9 @@ public class BluetoothDeviceUtils {
     Set<BluetoothDevice> pairedDevices = bluetoothAdapter.getBondedDevices();
     for (BluetoothDevice device : pairedDevices) {
       BluetoothClass bluetoothClass = device.getBluetoothClass();
-      if (bluetoothClass != null) {
+      if (bluetoothClass != null && (bluetoothClass.getDeviceClass() & BluetoothClass.Device.HEALTH_PULSE_RATE) != 0) {
-        //TODO Not really sure what we want, but I know what we don't want.
-        switch (bluetoothClass.getMajorDeviceClass()) {
-          case BluetoothClass.Device.Major.COMPUTER:
-          case BluetoothClass.Device.Major.PHONE:
-            break;
-          default:
             deviceAddresses.add(device.getAddress());
             deviceNames.add(device.getName());
-        }
       }
     }
   }

src/main/java/com/google/android/apps/mytracks/util/StatsUtils.java

@@ -97,7 +97,11 @@ public class StatsUtils {
   public static void setSensorData(Context context, Activity activity, SensorDataSet sensorDataSet, boolean isRecording) {
     {
       // SensorDataSet: heart rate
-      getView(activity, null, R.id.stats_sensor_container).setVisibility(isRecording ? View.VISIBLE : View.INVISIBLE);
+      int isVisible = View.VISIBLE;
+      if (!isRecording || PreferencesUtils.BLUETOOTH_SENSOR_DEFAULT.equals(PreferencesUtils.getString(context, R.string.bluetooth_sensor_key, PreferencesUtils.BLUETOOTH_SENSOR_DEFAULT))) {
+        isVisible = View.INVISIBLE;
+      }
+      getView(activity, null, R.id.stats_sensor_container).setVisibility(isVisible);
 
       View viewValue = getView(activity, null, R.id.stats_sensor_heart_rate_value);
       View viewSensor = getView(activity, null, R.id.stats_sensor_heart_rate_sensor);