Java Code Examples for android.support.v7.app.ActionBarDrawerToggle#syncState()

private void initNavigation() {
    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);

    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
            this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
    drawer.setDrawerListener(toggle);
    toggle.syncState();

    NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
    navigationView.setNavigationItemSelectedListener(this);

    setupMenuIcon(navigationView, R.id.nav_collections, FontAwesomeIcons.fa_list);
    setupMenuIcon(navigationView, R.id.nav_reload, FontAwesomeIcons.fa_refresh);
    setupMenuIcon(navigationView, R.id.nav_annotations, FontAwesomeIcons.fa_language);
    setupMenuIcon(navigationView, R.id.nav_stats, FontAwesomeIcons.fa_line_chart);
    setupMenuIcon(navigationView, R.id.nav_settings, FontAwesomeIcons.fa_toggle_on);
    setupMenuIcon(navigationView, R.id.nav_tts_settings, FontAwesomeIcons.fa_file_sound_o);
    setupMenuIcon(navigationView, R.id.nav_about, FontAwesomeIcons.fa_info);
    setupMenuIcon(navigationView, R.id.nav_help, FontAwesomeIcons.fa_question);

    setupCollectionsNavigation(navigationView);
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_home);
    initCollapsingToolbar();
    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);
    
    final DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    ActionBarDrawerToggle actionBarDrawerToggle = new ActionBarDrawerToggle(this, drawer, toolbar, 0, 0);
    actionBarDrawerToggle.syncState();

    NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
    navigationView.setNavigationItemSelectedListener(this);

    pref = new SharedPref(this);

    if(new Connection(this).isInternet()){
        profileBasicInfo(pref.getUserId());
    }

}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    mToolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(mToolbar);

    mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
    mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, mToolbar, R.string.drawer_open,
            R.string.drawer_close);
    mDrawerToggle.syncState();
    mDrawerLayout.setDrawerListener(mDrawerToggle);
    mNavigationView = (NavigationView) findViewById(R.id.navigation_view);
    setupDrawerContent(mNavigationView);

    mMainPresenter = new MainPresenterImpl(this);

    switch2News();
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);

    FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
    fab.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
                    .setAction("Action", null).show();
        }
    });

    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
            this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
    drawer.setDrawerListener(toggle);
    toggle.syncState();

    navigationView = (ShapedNavigationView) findViewById(R.id.nav_view);
    navigationView.setNavigationItemSelectedListener(this);
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    Toolbar toolbar = getToolbar();
    setSupportActionBar(toolbar);

    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
            this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
    toggle.syncState();

    NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
    navigationView.setNavigationItemSelectedListener(this);

    getSupportFragmentManager()
            .beginTransaction()
            .replace(R.id.content_main,
                    FragmentRouter.getFragment(RouterList.MEMORY_FRAG_MAIN))
            .commit();
}
 

private void setUpDrawer() {
    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
            this, drawer, mToolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
    drawer.setDrawerListener(toggle);
    toggle.syncState();

    mToolbar.getNavigationIcon().setColorFilter(Color.BLACK, PorterDuff.Mode.MULTIPLY);

    NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
    navigationView.setNavigationItemSelectedListener(this);
    mNavigationImageButton = getNavButtonView(mToolbar);
}
 

/**
 * Set up ActionBarDrawerToggle, a.k.a. hamburger button.
 */
private void initActionBarDrawerToggle() {
    // Sadly, the only way to set correct toolbar button listener for ActionBarDrawerToggle
    // is constructing, so we will need to construct every time we re-show this button.
    mActionBarDrawerToggle = new ActionBarDrawerToggle((Activity) getContext(),
            mDrawerLayout, this,
            R.string.accessibility_drawer_toggle_btn_open,
            R.string.accessibility_drawer_toggle_btn_close);
    mDrawerLayout.addDrawerListener(mActionBarDrawerToggle);
    mActionBarDrawerToggle.syncState();
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    mDrawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    setSupportActionBar(toolbar);
    initFragment();
    ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(this, mDrawer, toolbar,
            R.string.navigation_drawer_open,
            R.string.navigation_drawer_close);
    mDrawer.addDrawerListener(toggle);
    toggle.syncState();
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_main);
    Toolbar toolbar = findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);

    initializeAll();
    playSound();//this method will play opening sound
    this.startService(mServiceIntent);//start IntentService for fetch data from online server

    final DrawerLayout drawer = findViewById(R.id.drawer_layout);
    ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
            this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
    drawer.addDrawerListener(toggle);

    toggle.syncState();

    if (savedData.getIsAppFirstTimeOpen()){
        fragment = new Settings();
        changeSelectedNavBg(findViewById(R.id.navSettingRl));
    }
    transaction.add(R.id.containerMain,fragment);
    transaction.commit();

}
 

@Override
protected void onCreate(final Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);

  mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
  Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
  setSupportActionBar(toolbar);

  // load saved navigation state if present
  if (null == savedInstanceState) {
    mNavItemId = R.id.drawer_item_1;
  } else {
    mNavItemId = savedInstanceState.getInt(NAV_ITEM_ID);
  }

  // listen for navigation events
  NavigationView navigationView = (NavigationView) findViewById(R.id.navigation);
  navigationView.setNavigationItemSelectedListener(this);

  // select the correct nav menu item
  navigationView.getMenu().findItem(mNavItemId).setChecked(true);

  // set up the hamburger icon to open and close the drawer
  mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, toolbar, R.string.open,
      R.string.close);
  mDrawerLayout.setDrawerListener(mDrawerToggle);
  mDrawerToggle.syncState();

  navigate(mNavItemId);
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.drawer);
    setSupportActionBar(toolbar);

    actionBarDrawerToggle = new ActionBarDrawerToggle(this, drawer, toolbar, R.string.drawer_open, R.string.drawer_close);
    drawer.addDrawerListener(actionBarDrawerToggle);
    actionBarDrawerToggle.syncState();

    navigationView.setNavigationItemSelectedListener(item -> {
        presenter.onNavigationItemSelected(item.getItemId());
        return true;
    });
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  Fabric.with(this, new Crashlytics(), new CrashlyticsNdk());

  setContentView(R.layout.activity_main);
  Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
  setSupportActionBar(toolbar);

  FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
  fab.setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View view) {
      Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG).setAction("Action", null).show();
    }
  });

  DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
  ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(this,
      drawer,
      toolbar,
      R.string.navigation_drawer_open,
      R.string.navigation_drawer_close
  );
  drawer.setDrawerListener(toggle);
  toggle.syncState();

  NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
  navigationView.setNavigationItemSelectedListener(this);
}
 

/**
 * Keep track of the login task to ensure we can cancel it if requested.
 *
 * @param savedInstanceState - the saved instance state
 */
@Override
protected void onCreate(Bundle savedInstanceState) {
    AndroidInjection.inject(this);
    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_main);
    ButterKnife.bind(this);
    toolbar.setTitle(R.string.fragment_title_home);
    setSupportActionBar(toolbar);
    ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
            this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
    drawer.setDrawerListener(toggle);
    toggle.syncState();
    navigationView.setCheckedItem(R.id.nav_home);
    navigationView.setNavigationItemSelectedListener(this);

    restyleNavigationview();

    // initialise the httphelper
    HttpHelper.init();

    if (pushServiceProvider != null) {
        pushServiceProvider.registerDevice();
    }

    testNetwork();
    // load the main menu fragment
    if(getIntent().getStringExtra(UnifiedPushMessage.class.getName()) == null) {
        navigator.navigateToHomeView(this, getString(R.string.fragment_title_home));
    } else {
        navigator.navigateToPushView(this, getString(R.string.nav_push_messages));
    }
}
 

/**
 * Self explanatory utility
 */
private void setupDrawer() {
    if (DEBUG) {
        MyLog.i(CLS_NAME, "setupDrawer");
    }

    drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
            this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
    drawer.addDrawerListener(toggle);
    toggle.syncState();
}
 

@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        ButterKnife.bind(this);

        setSupportActionBar(mToolbar);

        mPermissionsChecker = new PermissionsChecker(this);

        streamer = new EvilsLiveStreamer(this);

//        ViewGroup.LayoutParams layoutParams = mPreviewView.getLayoutParams();
//        layoutParams.width = 640;
//        layoutParams.height = 480;
//        mPreviewView.setLayoutParams(layoutParams);
        SurfaceHolder holder = mPreviewView.getHolder();
        holder.addCallback(this);

        audioCapture = new AudioCapture();
        audioPlay = new AudioPlayer();

        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
                this, drawer, mToolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
        drawer.setDrawerListener(toggle);
        toggle.syncState();

        NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
        navigationView.setNavigationItemSelectedListener(this);
        ActivityComponent activityComponent = DaggerActivityComponent.builder()
                .activityModule(new ActivityModule(this)).build();
        activityComponent.getActivity();

//        CameraComponent cameraComponent = DaggerCameraComponent.builder().activityComponent(activityComponent).
//                cameraModule(new com.thinkkeep.videolib.di.modules.CameraModule(this)).build();
//        cameraComponent.inject(this);
    }
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    ButterKnife.bind(this);
    UmengUpdateAgent.update(this);
    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);
    getSupportActionBar().setTitle("专辑");
    retrofit = new Retrofit.Builder()
            .baseUrl("http://client.pic.hiapk.com/index.php/")
            .addCallAdapterFactory(RxJavaCallAdapterFactory.create())
            .addConverterFactory(GsonConverterFactory.create())
            .build();
    datas = new ArrayList<>();
    mainAdapter = new MainAdapter(datas);
    staggeredGridLayoutManager = new StaggeredGridLayoutManager(2, StaggeredGridLayoutManager.VERTICAL);
    mRecycler.setLayoutManager(staggeredGridLayoutManager);
    mRecycler.setAdapter(mainAdapter);
    mRecycler.setupMoreListener(this, 1);
    fetchAlbum = retrofit.create(FetchAlbum.class);
    if(NetWorkUtils.testNet(this)){
        fetchAlbum.getAlbum(start, end)
                .subscribeOn(Schedulers.io())
                .observeOn(AndroidSchedulers.mainThread())
                .subscribe(new Action1<Album>() {
                    @Override
                    public void call(Album album) {
                        pagecount = Integer.valueOf(album.getTotalCount()) / end;
                        datas.addAll(album.getData());
                        mainAdapter.notifyDataSetChanged();

                    }
                }, new Action1<Throwable>() {
                    @Override
                    public void call(Throwable throwable) {
                        makeSnake("抱歉，出错了："+throwable.toString());
                    }
                });
    }


    fab = (FloatingActionButton) findViewById(R.id.fab);
    fab.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            staggeredGridLayoutManager.scrollToPositionWithOffset(0, 2);

        }
    });

    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
            this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
    drawer.setDrawerListener(toggle);
    toggle.syncState();

    NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
    navigationView.setNavigationItemSelectedListener(this);
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    ListView messageHistory;
    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_play);
    Toolbar toolbar = findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);

    DrawerLayout drawer = findViewById(R.id.drawer_layout);
    ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
            this, drawer, toolbar, R.string.navigation_drawer_open,
            R.string.navigation_drawer_close);
    drawer.addDrawerListener(toggle);
    toggle.syncState();

    NavigationView navigationView = findViewById(R.id.nav_view);
    channelMenu = navigationView.getMenu();
    navigationView.setNavigationItemSelectedListener(this);
    initChannels();

    GoogleSignInOptions.Builder gsoBuilder =
            new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
                    .requestIdToken(getString(R.string.default_web_client_id))
                    .requestEmail();

    GoogleSignInOptions gso = gsoBuilder.build();
    mGoogleApiClient = new GoogleApiClient.Builder(this)
            .enableAutoManage(this, this)
            .addApi(Auth.GOOGLE_SIGN_IN_API, gso)
            .build();

    SignInButton signInButton = findViewById(R.id.sign_in_button);
    signInButton.setSize(SignInButton.SIZE_STANDARD);
    signInButton.setOnClickListener(this);
    channelLabel = findViewById(R.id.channelLabel);
    Button signOutButton = findViewById(R.id.sign_out_button);
    signOutButton.setOnClickListener(this);

    ImageButton microphoneButton = findViewById(R.id.microphone_button);
    microphoneButton.setOnClickListener(this);

    messages = new ArrayList<>();
    messageAdapter = new SimpleAdapter(this, messages, android.R.layout.simple_list_item_2,
            new String[]{"message", "meta"},
            new int[]{android.R.id.text1, android.R.id.text2});

    messageHistory = findViewById(R.id.messageHistory);
    messageHistory.setOnItemClickListener(this);
    messageHistory.setAdapter(messageAdapter);
    messageText = findViewById(R.id.messageText);
    messageText.setOnKeyListener(this);
    fmt = new SimpleDateFormat("yy.MM.dd HH:mm z", Locale.US);

    status = findViewById(R.id.status);
}
 

@Override
public void setUpViews() {
    ViewCompat.setElevation(mToolbar, getResources().getDimension(R.dimen.toolbar_elevation));

    sp = getSharedPreferences("theme", MODE_PRIVATE);
    color_theme = sp.getInt("color", -12627531);

    ThemeSingleton.get().positiveColor = color_theme;
    ThemeSingleton.get().neutralColor = color_theme;
    ThemeSingleton.get().negativeColor = color_theme;

    ExitApplication.getInstance().addActivity(this);
    initView();

    res = this.getResources();


    mToolbar.inflateMenu(R.menu.menu_main);
    setSupportActionBar(mToolbar);

    getSupportActionBar().setDisplayHomeAsUpEnabled(true);

    mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer);
    // 實作 drawer toggle 並放入 toolbar
    drawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, mToolbar, R.string.drawer_open, R.string.drawer_close);
    drawerToggle.syncState();

    mDrawerLayout.setDrawerListener(drawerToggle);
    mToolbar.setOnMenuItemClickListener(onMenuItemClick);

    tabHost = (MaterialTabHost) this.findViewById(R.id.tabHost);
    pager = (ViewPager) this.findViewById(R.id.pager);
    // init view pager
    pagerAdapter = new ViewPagerAdapter(getSupportFragmentManager());
    pager.setAdapter(pagerAdapter);
    pager.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
        @Override
        public void onPageSelected(int position) {
            // when user do a swipe the selected tab change
            tabHost.setSelectedNavigationItem(position);
        }
    });
    // insert all tabs from pagerAdapter data
    for (int i = 0; i < pagerAdapter.getCount(); i++) {
        tabHost.addTab(
                tabHost.newTab()
                        .setIcon(getIcon(i))
                        .setTabListener(this)
        );
    }


    tabHost.setPrimaryColor(color_theme);
    //  getSupportActionBar().setBackgroundDrawable(new ColorDrawable(color_theme));



}
 

/**
 * Init navigation drawer for activity. Layout xml file must be appropriate!
 *
 * @param selectedItem in drawer main menu which represents this activity, see <code>NAV_DRAWER_ITEM_xx</code> constants.
 */
protected void initNavigationDrawer(final int selectedItem) {
  Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
  setSupportActionBar(toolbar);

  // initialization of navigation drawer
  mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
  if (mDrawerLayout != null) {

    mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout,
            R.string.drawer_open, R.string.drawer_close) {

      /** Called when a drawer has settled in a completely closed state. */
      public void onDrawerClosed(View view) {
        super.onDrawerClosed(view);
        invalidateOptionsMenu(); // creates call to onPrepareOptionsMenu()
      }

      /** Called when a drawer has settled in a completely open state. */
      public void onDrawerOpened(View drawerView) {
        super.onDrawerOpened(drawerView);
        invalidateOptionsMenu(); // creates call to onPrepareOptionsMenu()
      }
    };

    // Set the drawer toggle as the DrawerListener
    mDrawerLayout.addDrawerListener(mDrawerToggle);
    mDrawerToggle.syncState();


    mDrawerNavigationView = (NavigationView) findViewById(R.id.navigation_drawer_view);
    mDrawerNavigationView.setNavigationItemSelectedListener(
            new NavigationView.OnNavigationItemSelectedListener() {
              @Override
              public boolean onNavigationItemSelected(MenuItem item) {
                onDrawerMenuItemSelected(item);
                navigationDrawerClose();
                return true;
              }
            });

    if ((getResources().getConfiguration().uiMode
            & Configuration.UI_MODE_NIGHT_MASK) == Configuration.UI_MODE_NIGHT_YES) {
      ColorStateList ndcl = ColorStateList.valueOf(getResources().getColor(R.color.light_grey));
      mDrawerNavigationView.setItemTextColor(ndcl);
      mDrawerNavigationView.setItemIconTintList(ndcl);
    }
    navDrawerMenuSelectedItem = selectedItem;
    if (getSupportActionBar() != null) {
      getSupportActionBar().setDisplayHomeAsUpEnabled(true);
      getSupportActionBar().setHomeButtonEnabled(true);
    }
    navigationDrawerShowUserInfo();
  }
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_navigation);

    // START Google sign in API client
    // configure sign-in to request user info
    GoogleSignInOptions gso =
            new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
                    .requestEmail()
                    .requestIdToken(Constants.SERVER_CLIENT_ID)
                    .build();

    // build client with access to Google Sign-In API and the options specified by gso
    googleApiClient =
            new GoogleApiClient.Builder(this)
                    .enableAutoManage(this /* FragmentActivity */, this /* OnConnectionFailedListener */)
                    .addApi(Auth.GOOGLE_SIGN_IN_API, gso)
                    .build();
    // END Google sign in API client

    // START prepare main layout
    Toolbar toolbar = findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);
    progressBar = findViewById(R.id.progressBar);

    swipeRefreshLayout = findViewById(R.id.swipe_container);
    swipeRefreshLayout.setColorSchemeColors(getResources().getColor(R.color.colorAccent));
    swipeRefreshLayout.setRefreshing(true);
    swipeRefreshLayout.setOnRefreshListener(
            new SwipeRefreshLayout.OnRefreshListener() {
                @Override
                public void onRefresh() {
                    updateAndDisplayRegisteredKeys();
                }
            });

    recyclerView = findViewById(R.id.list);
    recyclerView.setLayoutManager(new LinearLayoutManager(this));
    adapter =
            new SecurityTokenAdapter(
                    new ArrayList<Map<String, String>>(), R.layout.row_token, Fido2DemoActivity.this);
    // END prepare main layout

    // START prepare drawer layout
    DrawerLayout drawer = findViewById(R.id.drawer_layout);
    ActionBarDrawerToggle toggle =
            new ActionBarDrawerToggle(
                    this,
                    drawer,
                    toolbar,
                    R.string.navigation_drawer_open,
                    R.string.navigation_drawer_close);
    drawer.setDrawerListener(toggle);
    toggle.syncState();
    NavigationView navigationView = findViewById(R.id.nav_view);
    navigationView.setNavigationItemSelectedListener(this);
    navigationView.setItemIconTintList(null);
    View header = navigationView.getHeaderView(0);
    userEmailTextView = header.findViewById(R.id.userEmail);
    displayNameTextView = header.findViewById(R.id.displayName);
    Menu menu = navigationView.getMenu();
    operationMenuItem = menu.findItem(R.id.nav_fido2Operations);
    signInMenuItem = menu.findItem(R.id.nav_signin);
    signOutMenuItem = menu.findItem(R.id.nav_signout);
    signInButton = findViewById(R.id.sign_in_button);
    signInButton.setSize(SignInButton.SIZE_WIDE);
    signInButton.setScopes(gso.getScopeArray());
    signInButton.setOnClickListener(this);
    // END prepare drawer layout

    // request SignIn or load registered tokens
    updateUI();
}