public class FacebookFriendsMapperActivity extends AppCompatActivity implements OnMapReadyCallback {
@Override public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) { super.onRequestPermissionsResult(requestCode, permissions, grantResults); if (requestCode == LOCATION_PERMISSION_REQUEST) { if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) { if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED) { googleMap.setMyLocationEnabled(true); } } } }
private void setupFacebookLogin() { loginButton.setOnClickListener(v -> performFacebookLogin()); }
</LinearLayout> </androidx.cardview.widget.CardView>
<Button android:id="@+id/filterButton" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Filter" />