Example usage for android.location Criteria Criteria

Introduction

In this page you can find the example usage for android.location Criteria Criteria.

Prototype

public Criteria() 

Source Link

Document

Constructs a new Criteria object.

Usage

From source file:com.example.david.wheretogo_test1.PickerActivity.java

@Override
protected void onStart() {
    super.onStart();
    if (FRIEND_PICKER.equals(getIntent().getData())) {
        try {/*from   w w  w  .j  a  v a  2s.  c o m*/
            friendPickerFragment.loadData(false);
        } catch (Exception ex) {
            onError(ex);
        }
    } else if (PLACE_PICKER.equals(getIntent().getData())) {
        try {
            Location location = null;
            Criteria criteria = new Criteria();
            LocationManager locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
            String bestProvider = locationManager.getBestProvider(criteria, false);
            if (bestProvider != null) {
                location = locationManager.getLastKnownLocation(bestProvider);
                if (locationManager.isProviderEnabled(bestProvider) && locationListener == null) {
                    locationListener = new LocationListener() {
                        @Override
                        public void onLocationChanged(Location location) {
                            boolean updateLocation = true;
                            Location prevLocation = placePickerFragment.getLocation();
                            if (prevLocation != null) {
                                updateLocation = location.distanceTo(prevLocation) >= LOCATION_CHANGE_THRESHOLD;
                            }
                            if (updateLocation) {
                                placePickerFragment.setLocation(location);
                                placePickerFragment.loadData(true);
                            }
                        }

                        @Override
                        public void onStatusChanged(String s, int i, Bundle bundle) {
                        }

                        @Override
                        public void onProviderEnabled(String s) {
                        }

                        @Override
                        public void onProviderDisabled(String s) {
                        }
                    };
                    locationManager.requestLocationUpdates(bestProvider, 1, LOCATION_CHANGE_THRESHOLD,
                            locationListener, Looper.getMainLooper());
                }
            }
            if (location == null) {
                String model = Build.MODEL;
                if (model.equals("sdk") || model.equals("google_sdk") || model.contains("x86")) {
                    // this may be the emulator, pretend we're in an exotic place
                    location = SAN_FRANCISCO_LOCATION;
                }
            }
            if (location != null) {
                placePickerFragment.setLocation(location);
                placePickerFragment.setRadiusInMeters(SEARCH_RADIUS_METERS);
                placePickerFragment.setSearchText(SEARCH_TEXT);
                placePickerFragment.setResultsLimit(SEARCH_RESULT_LIMIT);
                placePickerFragment.loadData(false);
            } else {
                onError(getResources().getString(R.string.no_location_error), true);
            }
        } catch (Exception ex) {
            onError(ex);
        }
    }
}

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From source file:com.android.transmart.PlaceActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    // Inflate the layout
    setContentView(R.layout.nearby);//from w  w  w  .j  a va2 s .  c  o  m

    // Get a handle to the Fragments
    placeListFragment = (PlaceListFragment) getSupportFragmentManager().findFragmentById(R.id.list_fragment);
    checkinFragment = (CheckinFragment) getSupportFragmentManager().findFragmentById(R.id.checkin_fragment);

    // Get references to the managers
    packageManager = getPackageManager();
    notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
    locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);

    // Get a reference to the Shared Preferences and a Shared Preference Editor.
    prefs = getSharedPreferences(LocationConstants.SHARED_PREFERENCE_FILE, Context.MODE_PRIVATE);
    prefsEditor = prefs.edit();

    // Instantiate a SharedPreferenceSaver class based on the available platform version.
    // This will be used to save shared preferences
    sharedPreferenceSaver = PlatformSpecific.getSharedPreferenceSaver(this);

    // Save that we've been run once.
    prefsEditor.putBoolean(LocationConstants.SP_KEY_RUN_ONCE, true);
    sharedPreferenceSaver.savePreferences(prefsEditor, false);

    // Specify the Criteria to use when requesting location updates while the application is Active
    criteria = new Criteria();
    if (LocationConstants.USE_GPS_WHEN_ACTIVITY_VISIBLE)
        criteria.setAccuracy(Criteria.ACCURACY_FINE);
    else
        criteria.setPowerRequirement(Criteria.POWER_LOW);

    // Setup the location update Pending Intents
    Intent activeIntent = new Intent(this, LocationChangedReceiver.class);
    locationListenerPendingIntent = PendingIntent.getBroadcast(this, 0, activeIntent,
            PendingIntent.FLAG_UPDATE_CURRENT);

    Intent passiveIntent = new Intent(this, PassiveLocReceiver.class);
    locationListenerPassivePendingIntent = PendingIntent.getBroadcast(this, 0, passiveIntent,
            PendingIntent.FLAG_UPDATE_CURRENT);

    // Instantiate a LastLocationFinder class.
    // This will be used to find the last known location when the application starts.
    lastLocationFinder = PlatformSpecific.getLastLocationFinder(this);
    lastLocationFinder.setChangedLocationListener(oneShotLastLocationUpdateListener);

    // Instantiate a Location Update Requester class based on the available platform version.
    // This will be used to request location updates.
    locationUpdateRequester = PlatformSpecific.getLocationUpdateRequester(locationManager);

    // Create an Intent Filter to listen for checkins
    newCheckinReceiverName = new ComponentName(this, NewCheckinReceiver.class);
    newCheckinFilter = new IntentFilter(LocationConstants.NEW_CHECKIN_ACTION);

    // Check to see if an Place ID has been specified in the launch Intent.
    // If so, we should display the details for the specified venue.
    if (getIntent().hasExtra(LocationConstants.EXTRA_KEY_ID)) {
        Intent intent = getIntent();
        String key = intent.getStringExtra(LocationConstants.EXTRA_KEY_ID);
        if (key != null) {
            selectDetail(null, key);
            // Remove the ID from the Intent (so that a resume doesn't reselect).
            intent.removeExtra(LocationConstants.EXTRA_KEY_ID);
            setIntent(intent);
        }
    }
}

---

From source file:com.fpil.android.remotesensor.MainDisplay.java

@Override
public void onActivityCreated(Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);

    locationManager = (LocationManager) getActivity().getSystemService(Context.LOCATION_SERVICE);

    Criteria locationCriteria = new Criteria();
    locationCriteria.setAccuracy(Criteria.ACCURACY_FINE);
    locationCriteria.setAltitudeRequired(false);
    locationCriteria.setBearingRequired(false);
    locationCriteria.setCostAllowed(true);
    locationCriteria.setPowerRequirement(Criteria.NO_REQUIREMENT);

    locationProviderName = locationManager.getBestProvider(locationCriteria, true);

    if (ActivityCompat.checkSelfPermission(getActivity(),
            Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED
            && ActivityCompat.checkSelfPermission(getActivity(),
                    Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
        Toast.makeText(getActivity(), R.string.turn_on_gps, Toast.LENGTH_LONG).show();
        Intent myIntent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
        this.startActivity(myIntent);
    }/*w ww.  jav a 2  s  . c  o m*/

    if (locationProviderName != null && locationManager.isProviderEnabled(locationProviderName)) {
        // Provider is enabled
        Toast.makeText(getActivity(), R.string.gps_available, Toast.LENGTH_LONG).show();
    } else {
        // Provider not enabled, prompt user to enable it
        Toast.makeText(getActivity(), R.string.turn_on_gps, Toast.LENGTH_LONG).show();
        Intent myIntent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
        this.startActivity(myIntent);
    }
}

---

From source file:com.chalmers.schmaps.CheckInActivity.java

/**
 * assigns variables used in this class//w w  w . ja  va2  s . co  m
 */
public void assignInstances() {

    setContentView(R.layout.activity_checkin);
    returnedJsonObject = null;
    username = "";
    checkin = false;
    running = false;
    mapview = (MapView) findViewById(R.id.mapview);
    mapview.setBuiltInZoomControls(true);
    mapcon = mapview.getController();
    locationManager = (LocationManager) this.getSystemService(Context.LOCATION_SERVICE);
    //deafult criteria
    criteria = new Criteria();
    //best reception
    bestProvider = locationManager.getBestProvider(criteria, false);
    //gets last known location from chosen provider
    location = locationManager.getLastKnownLocation(bestProvider);
    Button checkInButton;

    checkInButton = (Button) findViewById(R.id.checkinbutton);
    enterName = (EditText) findViewById(R.id.entername);
    checkInButton.setOnClickListener(this);

}

---

From source file:com.riverspart.location.ui.PlaceActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    // Inflate the layout
    setContentView(R.layout.location_main);

    // Get a handle to the Fragments
    placeListFragment = (PlaceListFragment) getSupportFragmentManager().findFragmentById(R.id.list_fragment);
    checkinFragment = (CheckinFragment) getSupportFragmentManager().findFragmentById(R.id.checkin_fragment);

    // Get references to the managers
    packageManager = getPackageManager();
    notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
    locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);

    // Get a reference to the Shared Preferences and a Shared Preference Editor.
    prefs = getSharedPreferences(PlacesConstants.SHARED_PREFERENCE_FILE, Context.MODE_PRIVATE);
    prefsEditor = prefs.edit();// w  ww. j  a  v  a2 s. c om

    // Instantiate a SharedPreferenceSaver class based on the available platform version.
    // This will be used to save shared preferences
    sharedPreferenceSaver = PlatformSpecificImplementationFactory.getSharedPreferenceSaver(this);

    // Save that we've been run once.
    prefsEditor.putBoolean(PlacesConstants.SP_KEY_RUN_ONCE, true);
    sharedPreferenceSaver.savePreferences(prefsEditor, false);

    // Specify the Criteria to use when requesting location updates while the application is Active
    criteria = new Criteria();
    if (PlacesConstants.USE_GPS_WHEN_ACTIVITY_VISIBLE)
        criteria.setAccuracy(Criteria.ACCURACY_FINE);
    else
        criteria.setPowerRequirement(Criteria.POWER_LOW);

    // Setup the location update Pending Intents
    Intent activeIntent = new Intent(this, LocationChangedReceiver.class);
    locationListenerPendingIntent = PendingIntent.getBroadcast(this, 0, activeIntent,
            PendingIntent.FLAG_UPDATE_CURRENT);

    Intent passiveIntent = new Intent(this, PassiveLocationChangedReceiver.class);
    locationListenerPassivePendingIntent = PendingIntent.getBroadcast(this, 0, passiveIntent,
            PendingIntent.FLAG_UPDATE_CURRENT);

    // Instantiate a LastLocationFinder class.
    // This will be used to find the last known location when the application starts.
    lastLocationFinder = PlatformSpecificImplementationFactory.getLastLocationFinder(this);
    lastLocationFinder.setChangedLocationListener(oneShotLastLocationUpdateListener);

    // Instantiate a Location Update Requester class based on the available platform version.
    // This will be used to request location updates.
    locationUpdateRequester = PlatformSpecificImplementationFactory.getLocationUpdateRequester(locationManager);

    // Create an Intent Filter to listen for checkins
    newCheckinReceiverName = new ComponentName(this, NewCheckinReceiver.class);
    newCheckinFilter = new IntentFilter(PlacesConstants.NEW_CHECKIN_ACTION);

    // Check to see if an Place ID has been specified in the launch Intent.
    // If so, we should display the details for the specified venue.
    if (getIntent().hasExtra(PlacesConstants.EXTRA_KEY_ID)) {
        Intent intent = getIntent();
        String key = intent.getStringExtra(PlacesConstants.EXTRA_KEY_ID);
        if (key != null) {
            selectDetail(null, key);
            // Remove the ID from the Intent (so that a resume doesn't reselect).
            intent.removeExtra(PlacesConstants.EXTRA_KEY_ID);
            setIntent(intent);
        }
    }
}

---

From source file:br.com.split.activities.FacebookEscolherLocalActivity.java

private void onClickGPS() {
    try {//from   w  w w.  j av  a  2s . c  om
        if (lastKnownLocation == null) {
            Criteria criteria = new Criteria();
            String bestProvider = locationManager.getBestProvider(criteria, false);
            if (bestProvider != null) {
                lastKnownLocation = locationManager.getLastKnownLocation(bestProvider);
            }
        }
        if (lastKnownLocation == null) {
            String model = android.os.Build.MODEL;
            if (model.equals("sdk") || model.equals("google_sdk") || model.contains("x86")) {
                // Looks like they are on an emulator, pretend we're in Paris if we don't have a
                // location set.
                lastKnownLocation = PORTO_ALEGRE_LOCATION;
            } else {
                //onError(new Exception(getString(R.string.erro_sem_localizacao)));
                //return;
                lastKnownLocation = PORTO_ALEGRE_LOCATION;
            }
        }
        startPickPlaceActivity(lastKnownLocation);
    } catch (Exception ex) {
        onError(ex);
    }
}

---

From source file:org.notfunnynerd.opencoinmap.MapActivity.java

private void initLocation() {
    // Get the location manager
    locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);

    boolean enabled = locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER);

    if (!enabled) {
        Toast.makeText(this, getString(R.string.enable_location_service), Toast.LENGTH_LONG).show();
    }//w ww  . ja  v a  2s.c o  m

    Criteria criteria = new Criteria();
    provider = locationManager.getBestProvider(criteria, false);
}

---

From source file:net.digitalphantom.app.weatherapp.WeatherActivity.java

private void getWeatherFromCurrentLocation() {
    if (ActivityCompat.checkSelfPermission(this,
            Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
        ActivityCompat.requestPermissions(this, new String[] { Manifest.permission.ACCESS_FINE_LOCATION, },
                GET_WEATHER_FROM_CURRENT_LOCATION);

        return;/*w ww  . j  av a  2s.c o  m*/
    }

    // system's LocationManager
    final LocationManager locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
    boolean isNetworkEnabled = locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER);
    boolean isGPSEnabled = locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER);

    Criteria locationCriteria = new Criteria();

    if (isNetworkEnabled) {
        locationCriteria.setAccuracy(Criteria.ACCURACY_COARSE);
    } else if (isGPSEnabled) {
        locationCriteria.setAccuracy(Criteria.ACCURACY_FINE);
    }

    locationManager.requestSingleUpdate(locationCriteria, this, null);
}

---

From source file:com.intel.xdk.geolocation.Geolocation.java

private String getBestProvider(boolean highAccuracy) {
    Criteria c = new Criteria();
    c.setAccuracy(highAccuracy ? Criteria.ACCURACY_FINE : Criteria.ACCURACY_COARSE);
    String provider = locMan.getBestProvider(c, true);
    //System.out.println("getBestProvider: " + provider);
    return provider;
}

---

From source file:com.example.scrumptious.PickerActivity.java

@Override
protected void onStart() {
    super.onStart();
    if (FRIEND_PICKER.equals(getIntent().getData())) {
        try {/*from  w w  w .  j a v  a  2s .c o  m*/
            friendPickerFragment.loadData(false);
        } catch (Exception ex) {
            onError(ex);
        }
    } else if (PLACE_PICKER.equals(getIntent().getData())) {
        try {
            Location location = null;
            Criteria criteria = new Criteria();
            LocationManager locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
            String bestProvider = locationManager.getBestProvider(criteria, false);
            if (bestProvider != null) {
                location = locationManager.getLastKnownLocation(bestProvider);
                if (locationManager.isProviderEnabled(bestProvider) && locationListener == null) {
                    locationListener = new LocationListener() {
                        @Override
                        public void onLocationChanged(Location location) {
                            boolean updateLocation = true;
                            Location prevLocation = placePickerFragment.getLocation();
                            if (prevLocation != null) {
                                updateLocation = location.distanceTo(prevLocation) >= LOCATION_CHANGE_THRESHOLD;
                            }
                            if (updateLocation) {
                                placePickerFragment.setLocation(location);
                                placePickerFragment.loadData(true);
                            }
                        }

                        @Override
                        public void onStatusChanged(String s, int i, Bundle bundle) {
                        }

                        @Override
                        public void onProviderEnabled(String s) {
                        }

                        @Override
                        public void onProviderDisabled(String s) {
                        }
                    };
                    locationManager.requestLocationUpdates(bestProvider, 1, LOCATION_CHANGE_THRESHOLD,
                            locationListener, Looper.getMainLooper());
                }
            }
            if (location != null) {
                placePickerFragment.setLocation(location);
                placePickerFragment.setRadiusInMeters(SEARCH_RADIUS_METERS);
                placePickerFragment.setSearchText(SEARCH_TEXT);
                placePickerFragment.setResultsLimit(SEARCH_RESULT_LIMIT);
                placePickerFragment.loadData(false);
            }
        } catch (Exception ex) {
            onError(ex);
        }
    }
}

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