Map update request permission

app/src/main/java/in/ac/iitb/gymkhana/iitbapp/MainActivity.java

@@ -52,15 +52,7 @@ public class MainActivity extends AppCompatActivity
 
         NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
         navigationView.setNavigationItemSelectedListener(this);
-        if (ContextCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_FINE_LOCATION) !=
-                PackageManager.PERMISSION_GRANTED &&
-                ContextCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_COARSE_LOCATION) !=
-                        PackageManager.PERMISSION_GRANTED) {
-            ActivityCompat.requestPermissions(this, new String[]{
-                            Manifest.permission.ACCESS_FINE_LOCATION,
-                            Manifest.permission.ACCESS_COARSE_LOCATION},
-                    11);
-        }
+
     }
 
     @Override

app/src/main/java/in/ac/iitb/gymkhana/iitbapp/fragments/MapFragment.java

 package in.ac.iitb.gymkhana.iitbapp.fragments;
 
+import android.Manifest;
 import android.content.pm.PackageManager;
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
@@ -7,6 +8,7 @@ import android.support.v4.content.ContextCompat;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.Toast;
 
 import com.google.android.gms.maps.CameraUpdateFactory;
 import com.google.android.gms.maps.GoogleMap;
@@ -21,7 +23,7 @@ import in.ac.iitb.gymkhana.iitbapp.R;
 public class MapFragment extends Fragment implements OnMapReadyCallback {
 
     SupportMapFragment gMapFragment;
-    GoogleMap gMap = null;
+    GoogleMap googleMap ;
 
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
                              Bundle savedInstanceState) {
@@ -35,15 +37,17 @@ public class MapFragment extends Fragment implements OnMapReadyCallback {
     }
 
     @Override
-    public void onMapReady(GoogleMap googleMap) {
+    public void onMapReady(GoogleMap gMap) {
 
-        if (ContextCompat.checkSelfPermission(getActivity(), android.Manifest.permission.ACCESS_FINE_LOCATION) ==
-                PackageManager.PERMISSION_GRANTED &&
-                ContextCompat.checkSelfPermission(getActivity(), android.Manifest.permission.ACCESS_COARSE_LOCATION) ==
-                        PackageManager.PERMISSION_GRANTED){
-            googleMap.setMyLocationEnabled(true);
+        googleMap=gMap;
+        if (ContextCompat.checkSelfPermission(getActivity(),
+                Manifest.permission.ACCESS_FINE_LOCATION)
+                == PackageManager.PERMISSION_GRANTED) {
+           googleMap.setMyLocationEnabled(true);
             googleMap.getUiSettings().setMyLocationButtonEnabled(true);
-
+            googleMap.getUiSettings().setZoomGesturesEnabled(true);
+        } else {
+            requestPermissions(new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 0);
         }
 
 
@@ -57,4 +61,19 @@ public class MapFragment extends Fragment implements OnMapReadyCallback {
                 .title("Marker in IITB"));
         googleMap.moveCamera(CameraUpdateFactory.newLatLng(iitb));
     }
-}
\ No newline at end of file
+    public void onRequestPermissionsResult (int requestCode,
+                                          String[] permissions,
+                                          int[] grantResults)
+{
+    if(grantResults[0]==PackageManager.PERMISSION_GRANTED)
+    {
+        googleMap.setMyLocationEnabled(true);
+        googleMap.getUiSettings().setMyLocationButtonEnabled(true);
+        googleMap.getUiSettings().setZoomGesturesEnabled(true);
+    }
+    else
+    {
+        Toast toast = Toast.makeText(getActivity(), "Need Permission", Toast.LENGTH_SHORT);
+        toast.show();
+    }
+}}
\ No newline at end of file