Issue
Hello I am new in android development and i want to get current location in mapview using fragment class. when i am adding setMyLocationEnabled method it is asking for permissions and i have added all the permissions in manifest. Please help me .
Gmaps.java (fragment)
public class Gmaps extends Fragment implements OnMapReadyCallback {
private GoogleMap googleMap;
private MapView mapView;
private boolean mapsSupported = true;
private GoogleApiClient mGoogleApiClient;
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
MapsInitializer.initialize(getActivity());
if (mapView != null) {
mapView.onCreate(savedInstanceState);
}
initializeMap();
}
private void initializeMap() {
if (googleMap == null && mapsSupported) {
mapView = (MapView) getActivity().findViewById(R.id.map);
googleMap = mapView.getMap();
double latitude = 0.00;
double longitude = 0.00;
MarkerOptions marker = new MarkerOptions().position(new LatLng(latitude, longitude)).title("Marker");
googleMap.addMarker(marker);
CameraPosition cameraPosition = new CameraPosition.Builder().target(
new LatLng(0, 0)).zoom(12).build();
googleMap.animateCamera(CameraUpdateFactory.newCameraPosition(cameraPosition));
googleMap.getUiSettings().setZoomControlsEnabled(true); // true to enable
googleMap.getUiSettings().setZoomGesturesEnabled(true);
googleMap.getUiSettings().setCompassEnabled(true);
googleMap.getUiSettings().setMyLocationButtonEnabled(true);
googleMap.getUiSettings().setRotateGesturesEnabled(true);
}
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
final FrameLayout p = (FrameLayout) inflater.inflate(R.layout.fragment_gmaps, container, false);
mapView = (MapView) p.findViewById(R.id.map);
return p;
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
mapView.onSaveInstanceState(outState);
}
@Override
public void onResume() {
super.onResume();
mapView.onResume();
initializeMap();
}
@Override
public void onPause() {
super.onPause();
mapView.onPause();
}
@Override
public void onDestroy() {
super.onDestroy();
mapView.onDestroy();
}
@Override
public void onLowMemory() {
super.onLowMemory();
mapView.onLowMemory();
}
@Override
public void onMapReady(GoogleMap googleMap) {
}
In Manifest, I have added all these permissions used for google map services
Solution
Try this:
public void showMap() {
mapFragment = (SupportMapFragment)getChildFragmentManager().findFragmentById(R.id.map);
if (map == null) {
map = mapFragment.getMap();
}
// Enable Zoom
map.getUiSettings().setZoomGesturesEnabled(true);
//set Map TYPE
map.setMapType(GoogleMap.MAP_TYPE_NORMAL);
//enable Current location Button
map.setMyLocationEnabled(true);
LocationManager locationManager = (LocationManager)getActivity().getSystemService(getActivity().LOCATION_SERVICE);
Criteria criteria = new Criteria();
String bestProvider = locationManager.getBestProvider(criteria, true);
if (ActivityCompat.checkSelfPermission(getContext(), Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(getActivity(), Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
// TODO: Consider calling
// ActivityCompat#requestPermissions
// here to request the missing permissions, and then overriding
// public void onRequestPermissionsResult(int requestCode, String[] permissions,
// int[] grantResults)
// to handle the case where the user grants the permission. See the documentation
// for ActivityCompat#requestPermissions for more details.
return;
}
Location location = locationManager.getLastKnownLocation(bestProvider);
if (location != null) {
onLocationChanged(location);
}
locationManager.requestLocationUpdates(bestProvider, 2000, 0, this);
}
@Override
public void onLocationChanged(Location location) {
latitude= location.getLatitude();
longitude=location.getLongitude();
LatLng loc = new LatLng(latitude, longitude);
if (marker!=null){
marker.remove();
}
marker= map.addMarker(new MarkerOptions().position(loc).title("Sparx IT Solutions"));
map.moveCamera(CameraUpdateFactory.newLatLng(loc));
map.animateCamera(CameraUpdateFactory.newLatLngZoom(loc, 16.0f));
}
@Override
public void onProviderDisabled(String provider) {
Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
startActivity(intent);
Toast.makeText(getActivity().getBaseContext(), "Gps is turned off!!",
Toast.LENGTH_SHORT).show();
}
@Override
public void onProviderEnabled(String provider) {
Toast.makeText(getActivity().getBaseContext(), "Gps is turned on!! ",
Toast.LENGTH_SHORT).show();
}
add these uses-permissions in Manifest file
<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.READ_PHONE_STATE" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
Answered By - Manish
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