VMP for TAb layout Fragment Android

EvenstFragment.java

package com.xiberty.jiwaki.agenda.fragments.events;

import android.app.ProgressDialog;
import android.os.Bundle;
import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.view.ViewPager;
import android.view.LayoutInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import com.arlib.floatingsearchview.FloatingSearchView;
import com.xiberty.jiwaki.R;
import com.xiberty.jiwaki.MainActivity;
import com.xiberty.jiwaki.agenda.AgendaAPI;
import com.xiberty.jiwaki.contrib.adapters.ViewPagerAdapter;
import com.xiberty.jiwaki.contrib.api.WS;

import butterknife.BindView;
import butterknife.ButterKnife;


public class EventsFragment extends Fragment implements EventsContract.View {

    private final String TAG = EventsFragment.class.getSimpleName();

    private MainActivity activity;
    private ProgressDialog progressDialog;

    private AgendaAPI agendaAPI;
    private EventsPresenter presenter;

    @BindView(R.id.searchView)
    FloatingSearchView searchView;

    @BindView(R.id.tabLayout)
    TabLayout tabLayout;

    @BindView(R.id.viewPager)
    ViewPager viewPager;


    public EventsFragment() {}

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        activity = ((MainActivity)getActivity());
    }


    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        
        View rootView =	inflater.inflate(R.layout.fragment_agenda, container, false);
        ButterKnife.bind(this, rootView); // DI
        setHasOptionsMenu(true);
        
        
        // Initialize MVP
        agendaAPI = WS.makeService(AgendaAPI.class);
        presenter = new EventsPresenter(this, agendaAPI);

        // setup UI
        setupProgressDiaglog();
        setupSearchBar();
        setupTabs();

        return rootView;
    }

    private void setupTabs() {
        final ViewPagerAdapter viewPagerAdapter = new ViewPagerAdapter(getChildFragmentManager());

        // Fragments
        viewPagerAdapter.appendItem(new TodayEventsFragment());
        viewPagerAdapter.appendItem(new NextEventsFragment());
        viewPagerAdapter.appendItem(new CategorizedEventsFragment());

        // Tabs
        tabLayout.addTab(tabLayout.newTab().setText(getString(R.string.tab_agenda_today).toUpperCase()));
        tabLayout.addTab(tabLayout.newTab().setText(getString(R.string.tab_agenda_next).toUpperCase()));
        tabLayout.addTab(tabLayout.newTab().setText(getString(R.string.tab_agenda_by_categories).toUpperCase()));

        // Configure and link tabs with pages
        tabLayout.setTabGravity(TabLayout.GRAVITY_FILL);
        viewPager.setAdapter(viewPagerAdapter);
        viewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(tabLayout));
        tabLayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
            @Override
            public void onTabSelected(TabLayout.Tab tab) { viewPager.setCurrentItem(tab.getPosition());}
            @Override public void onTabUnselected(TabLayout.Tab tab) {}
            @Override public void onTabReselected(TabLayout.Tab tab) {}
        });
    }

    private void setupSearchBar() {
        searchView.attachNavigationDrawerToMenuButton(activity.getDrawerLayout());
        searchView.setOnQueryChangeListener(new FloatingSearchView.OnQueryChangeListener() {
            @Override
            public void onSearchTextChanged(String oldQuery, final String newQuery) {
                    // TODO FIX THIS
            }
        });

        searchView.setOnMenuItemClickListener(new FloatingSearchView.OnMenuItemClickListener() {
            @Override
            public void onActionMenuItemSelected(MenuItem item) {
                switch (item.getItemId()) {
                    case R.id.action_refresh:
//                        syncAllData(); // TODO COMPLETE THIS
                        break;
                }
            }
        });

        searchView.setCloseSearchOnKeyboardDismiss(true);
        searchView.setDismissOnOutsideClick(true);

        searchView.setOnFocusChangeListener(new FloatingSearchView.OnFocusChangeListener() {
            @Override
            public void onFocus() {
//                dispatchFragmentLoader(searchView.getQuery()); // TODO FIX THIS
            }

            @Override
            public void onFocusCleared() {

//                dispatchFragmentLoader(null); // TODO FIX THIS
            }
        });
    }



    @Override
    public void setupProgressDiaglog() {
        progressDialog = new ProgressDialog(getActivity());
        progressDialog.setMessage(getResources().getString(R.string.dialog_load_locations));
        progressDialog.setCancelable(true);
        progressDialog.setIndeterminate(true);
    }
    @Override public void showProgress() { progressDialog.show(); }
    @Override public void hideProgress() { progressDialog.dismiss(); }

}