How to Enable New Location Dialog from Android Settings API

Enable a system location dialog ,asking user that app needs to find the current location This dialog is from Android Settings API. Check the source code below.

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  1. public class LocationData implements GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener {
  2.    Context _context;
  3.    Location latKnowLocation;
  4.    static GoogleApiClient mGoogleApiClient;
  5.    LocationInterface loIn;
  6.    StartAct startAct;
  7.    PendingResult result;
  8.    //Location requests
  9.    LocationRequest locationRequest = LocationRequest.create()
  10.            .setInterval(10 * 60 * 1000) // every 10 minutes
  11.            .setExpirationDuration(10 * 1000) // After 10 seconds
  12.            .setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY);
  13.    LocationSettingsRequest.Builder builder;
  14.    public LocationData(Context con) {
  15.        _context = con;
  16.        mGoogleApiClient = new GoogleApiClient.Builder(con.getApplicationContext())
  17.                .addConnectionCallbacks(this)
  18.                .addOnConnectionFailedListener(this)
  19.                .addApi(LocationServices.API)
  20.                .build();
  21.        mGoogleApiClient.connect();
  22.        //initialize the builder and add location request paramenter like HIGH Aurracy
  23.        builder = new LocationSettingsRequest.Builder()
  24.                .addLocationRequest(locationRequest);
  25.       // set builder to always true (Shows the dialog after never operation too)
  26.        builder.setAlwaysShow(true);
  27.       // Then check whether current location settings are satisfied:
  28.        result =
  29.                LocationServices.SettingsApi.checkLocationSettings(mGoogleApiClient, builder.build());
  30.       }
  31.    // call back for other class
  32.    public void callbacksResults()
  33.    {
  34.        // call backs for lcoation status
  35.        result.setResultCallback(new ResultCallback() {
  36.            @Override
  37.            public void onResult(LocationSettingsResult result) {
  38.                final Status status = result.getStatus();
  39.                final LocationSettingsStates state = result.getLocationSettingsStates();
  40.                switch (status.getStatusCode()) {
  41.                    case LocationSettingsStatusCodes.SUCCESS:
  42.                        // All location settings are satisfied. The client can initialize location
  43.                        // requests here.
  44.                        if(mGoogleApiClient.isConnected())
  45.                        {
  46.                            latKnowLocation = LocationServices.FusedLocationApi.getLastLocation(mGoogleApiClient);
  47.                        }
  48.                        break;
  49.                    case LocationSettingsStatusCodes.RESOLUTION_REQUIRED:
  50.                        // Location settings are not satisfied. But could be fixed by showing the user
  51.                        // a dialog.
  52.                        try {
  53.                             status.startResolutionForResult((Activity) _context, Constants.REQUEST_CHECK_SETTINGS);
  54.                        } catch (IntentSender.SendIntentException e) {
  55.                            e.printStackTrace();
  56.                        }
  57.                        break;
  58.                    case LocationSettingsStatusCodes.SETTINGS_CHANGE_UNAVAILABLE:
  59.                        // Location settings are not satisfied. However, we have no way to fix the
  60.                        // settings so we won’t show the dialog.
  61.                        break;
  62.                }
  63.            }
  64.        });
  65.    }
  66.    // call back for other class
  67.    public void callbacksResultsSplash()
  68.    {
  69.        // call backs for lcoation status
  70.        result.setResultCallback(new ResultCallback() {
  71.            @Override
  72.            public void onResult(LocationSettingsResult result) {
  73.                final Status status = result.getStatus();
  74.                final LocationSettingsStates state = result.getLocationSettingsStates();
  75.                switch (status.getStatusCode()) {
  76.                    case LocationSettingsStatusCodes.SUCCESS:
  77. …….

 

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How to Enable New Location Dialog from Android Settings API

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