Lingviston

public class MainActivity extends AppCompatActivity implements SlidingUpPanelLayout.PanelSlideListener{
    private SupportMapFragment mMapFragment;
    private SlidingUpPanelLayout mSlidingUpPanelLayout;
    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        mSlidingUpPanelLayout = (SlidingUpPanelLayout) findViewById(R.id.slidingUpLayout);
        mSlidingUpPanelLayout.setPanelSlideListener(this);
        mMapFragment = (SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.map);