androidx.swiperefreshlayout.widget.SwipeRefreshLayout Java Examples

@Override
protected void onPreExecute() {
    super.onPreExecute();
    isAlreadyLoading = true;
    if (loadMoreMessages) {
        if (!messageList.contains(null)) {
            messageList.add(null);
        }
        if (recyclerAdapter != null) {
            recyclerAdapter.notifyItemInserted(messageList.size() - 1);
        }
    } else {
        if (swipeRefreshLayoutWeakReference != null) {
            final SwipeRefreshLayout swipeRefreshLayout = swipeRefreshLayoutWeakReference.get();
            if (swipeRefreshLayout != null) {
                swipeRefreshLayout.setEnabled(true);
                swipeRefreshLayout.post(new Runnable() {
                    @Override
                    public void run() {
                        swipeRefreshLayout.setRefreshing(true);
                    }
                });
            }
        }
    }
}
 

void identifySwipeRefreshParents() {
    boolean cycle = true;
    ViewParent parent = getParent();
    if(parent != null) {
        while(cycle) {
            if(parent instanceof SwipeRefreshLayout) {
                swipeRefreshLayout = (SwipeRefreshLayout)parent;
                cycle = false;
            } else {
                if(parent.getParent() == null) {
                    cycle = false;
                } else {
                    parent = parent.getParent();
                }
            }
        }
    }
}
 

@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable final Bundle savedInstanceState) {
    if (isNewInstance()) {
        mFragmentView = inflater.inflate(R.layout.fragment_item, container, false);
        mEmptyView = mFragmentView.findViewById(R.id.empty);
        mRecyclerView = (RecyclerView) mFragmentView.findViewById(R.id.recycler_view);
        mRecyclerView.setLayoutManager(new SnappyLinearLayoutManager(getActivity(), true));
        mItemDecoration = new CommentItemDecoration(getActivity());
        mRecyclerView.addItemDecoration(mItemDecoration);
        mSwipeRefreshLayout = (SwipeRefreshLayout) mFragmentView.findViewById(R.id.swipe_layout);
        mSwipeRefreshLayout.setColorSchemeResources(R.color.white);
        mSwipeRefreshLayout.setProgressBackgroundColorSchemeResource(R.color.redA200);
        mSwipeRefreshLayout.setOnRefreshListener(() -> {
            if (TextUtils.isEmpty(mItemId)) {
                return;
            }
            mCacheMode = ItemManager.MODE_NETWORK;
            if (mAdapter != null) {
                mAdapter.setCacheMode(mCacheMode);
            }
            loadKidData();
        });
    }
    return mFragmentView;
}
 

@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
    ButterKnife.bind(this, view);
    ((BaseActivity) getActivity()).setupToolbar();
    mArticleAdapter = new ArticleListAdapter(getContext(),getActivity().getSupportFragmentManager());
    mArticleAdapter.setMenuTogglerListener(mMenuTogglerListener);
    mListView.setLayoutManager(new LinearLayoutManager(getContext()));
    mListView.setItemViewCacheSize(20);
    mListView.setAdapter(mArticleAdapter);
    mListView.setEmptyView(view.findViewById(R.id.empty_view));
    if (PhoneConfiguration.getInstance().useSolidColorBackground()) {
        mListView.addItemDecoration(new DividerItemDecoration(view.getContext(), DividerItemDecoration.VERTICAL));
    }

    TextView sayingView = (TextView) mLoadingView.findViewById(R.id.saying);
    sayingView.setText(ActivityUtils.getSaying());

    mSwipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            loadPage();
        }
    });
    super.onViewCreated(view, savedInstanceState);
}
 

@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
    mRefreshLayout = view.findViewById(R.id.swipe_refresh);
    mRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            mNotificationTask.queryRecentReply(RecentNotificationFragment.this);
        }
    });
    mRefreshLayout.setVisibility(View.GONE);

    mLoadingLayout = view.findViewById(R.id.loading_view);
    mEmptyLayout = view.findViewById(R.id.empty_view);

    RecyclerViewEx listView = view.findViewById(R.id.list);
    listView.setLayoutManager(new LinearLayoutManager(getContext()));
    listView.setAdapter(mNotificationAdapter);
    listView.setEmptyView(mEmptyLayout);
    listView.addItemDecoration(new DividerItemDecoration(getContext(), DividerItemDecoration.VERTICAL));

    mNotificationTask.queryRecentReply(this);
}
 

@Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        View root = inflater.inflate(R.layout.fragment_favorite, container, false);
        mRecyclerView = root.findViewById(R.id.fav_recycler_view);
        mRecyclerView.setHasFixedSize(true);
        mRecyclerView.setItemAnimator(new DefaultItemAnimator());
        mRecyclerView.setLayoutManager(new LinearLayoutManager(AppMain.getContext(), LinearLayoutManager.VERTICAL, false));
        SnapHelper snapHelper = new LinearSnapHelper();
        snapHelper.attachToRecyclerView(mRecyclerView);
        mRecyclerView.setAdapter(mAdapter);

        swipeRefreshLayout = (SwipeRefreshLayout) root.findViewById(R.id.fav_swiper);
        swipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                presenter.loadWords(false);
            }
        });
//        animation = AnimationUtils.loadAnimation(AppMain.getContext(), R.anim.card_in);

        return root;
    }
 

@Override
public void setLoadingIndicator(final boolean active) {
    if (getView() == null) {
        return;
    }
    final SwipeRefreshLayout refreshLayout =
            (SwipeRefreshLayout) getView().findViewById(R.id.fav_swiper);

    // Make sure setRefreshing() is called after the layout is done with everything else.
    refreshLayout.post(new Runnable() {
        @Override
        public void run() {
            refreshLayout.setRefreshing(active);
        }
    });
}
 

private void initEvents() {
    if (!DataManager.getInstance().hasPermission(getApplicationContext())) {
        mSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
                if (b) {
                    Intent intent = new Intent(MainActivity.this, AppService.class);
                    intent.putExtra(AppService.SERVICE_ACTION, AppService.SERVICE_ACTION_CHECK);
                    startService(intent);
                }
            }
        });
    }
    mSwipe.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            process();
        }
    });
}
 

@Override
protected void onPreExecute() {
    if (isLoading.getAndSet(true)) {
        // is running, do not run again
        runOrNot = false;
    } else {
        // not running, so run it
        SwipeRefreshLayout tempSwipeLayout = swipeRefreshLayoutWeakReference.get();
        if (tempSwipeLayout != null) tempSwipeLayout.setRefreshing(true);

        NovelReviewReplyListActivity tempActivity = novelReviewListActivityWeakReference.get();
        if (tempActivity != null) tempActivity.hideRetryButton();
    }
}
 

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

  Toolbar toolbar = findViewById(R.id.toolbar);
  setSupportActionBar(toolbar);

  getSupportActionBar().setDisplayHomeAsUpEnabled(true);

  setTitle(R.string.menu_stats);

  mProgressBar = findViewById(R.id.progressBar);

  recyclerView = findViewById(R.id.recyclerView);
  mSwipeRefreshLayout = findViewById(R.id.swiperefreshlayout);
  mSwipeRefreshLayout.setRefreshing(false);
  mSwipeRefreshLayout.setColorSchemeResources(R.color.colorAccent);
  mSwipeRefreshLayout.setEnabled(false);

  recyclerView.setLayoutManager(new LinearLayoutManager(this));
  recyclerView.addItemDecoration(new CommonDivderDecorator(getApplicationContext()));
  recyclerView.setItemAnimator(new RefactoredDefaultItemAnimator());

  adapter = new UsageStatsAdapter();
  recyclerView.setAdapter(adapter);


  loadData(true);
  mSwipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
    @Override
    public void onRefresh() {
      loadData(false);
    }
  });


}
 

/**
 * will implement more functions later
 *
 * @param delay_trigger na
 * @return switchableadapter object
 */

public BiAdAdapterSwitcher onEnableRefresh(final int delay_trigger) {
    listview.setDefaultOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            new Handler().postDelayed(refresh_default, delay_trigger);
        }
    });
    return this;
}
 

@SuppressWarnings({"ConstantConditions", "NullableProblems"})
private void initializeRecyclerView(Bundle savedInstanceState) {
    // Initialize Adapter and RecyclerView
    // ExampleAdapter makes use of stableIds, I strongly suggest to implement 'item.hashCode()'
    FlexibleAdapter.useTag("HolderSectionsAdapter");
    mAdapter = new ExampleAdapter(DatabaseService.getInstance().getDatabaseList(), getActivity());

    mRecyclerView = getView().findViewById(R.id.recycler_view);
    mRecyclerView.setLayoutManager(createNewLinearLayoutManager());
    mRecyclerView.setAdapter(mAdapter);
    mRecyclerView.setHasFixedSize(true); //Size of RV will not change
    // NOTE: Use default item animator 'canReuseUpdatedViewHolder()' will return true if
    // a Payload is provided. FlexibleAdapter is actually sending Payloads onItemChange.
    mRecyclerView.setItemAnimator(new DefaultItemAnimator());

    // Add FastScroll to the RecyclerView, after the Adapter has been attached the RecyclerView!!!
    FastScroller fastScroller = getView().findViewById(R.id.fast_scroller);
    fastScroller.addOnScrollStateChangeListener((MainActivity) getActivity());
    mAdapter.setFastScroller(fastScroller);

    mAdapter.setDisplayHeadersAtStartUp(true)
            .setStickyHeaders(true)
            .setOnlyEntryAnimation(true);

    SwipeRefreshLayout swipeRefreshLayout = getView().findViewById(R.id.swipeRefreshLayout);
    swipeRefreshLayout.setEnabled(true);
    mListener.onFragmentChange(swipeRefreshLayout, mRecyclerView, Mode.IDLE);

    // Add 1 Scrollable Header
    mAdapter.addScrollableHeader(new ScrollableUseCaseItem(
            getString(R.string.model_holders_use_case_title),
            getString(R.string.model_holders_use_case_description)));
}
 

private void enableRefresh() {
    ultimateRecyclerView.setDefaultOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            new Handler().postDelayed(new Runnable() {
                @Override
                public void run() {
                    simpleRecyclerViewAdapter.removeAll();
                    ultimateRecyclerView.setRefreshing(false);
                }
            }, 1000);
        }
    });

}
 

@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.fragment_open_channel_list, container, false);

    setRetainInstance(true);
    setHasOptionsMenu(true);

    ((OpenChannelActivity) getActivity()).setActionBarTitle(getResources().getString(R.string.all_open_channels));

    mRecyclerView = (RecyclerView) rootView.findViewById(R.id.recycler_open_channel_list);
    mChannelListAdapter = new OpenChannelListAdapter(getContext());

    // Set color?
    mSwipeRefresh = (SwipeRefreshLayout) rootView.findViewById(R.id.swipe_layout_open_channel_list);

    // Swipe down to refresh channel list.
    mSwipeRefresh.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            mSwipeRefresh.setRefreshing(true);
            refresh();
        }
    });

    mCreateChannelFab = (FloatingActionButton) rootView.findViewById(R.id.fab_open_channel_list);
    mCreateChannelFab.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            Intent intent = new Intent(getActivity(), CreateOpenChannelActivity.class);
            startActivityForResult(intent, INTENT_REQUEST_NEW_OPEN_CHANNEL);
        }
    });

    setUpRecyclerView();
    setUpChannelListAdapter();

    return rootView;
}
 

public void refreshTab() {
    mWebView = TabManager.getCurrentTab();
    mWebView.setLayoutParams(new SwipeRefreshLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT));
    swipe = new RelativeLayout(this);
    ViewGroup group = (ViewGroup) mWebView.getParent();
    if (group != null) {
        group.removeAllViews();
    }
    swipe.addView(mWebView);
    for (int i = 0; i < root.getChildCount(); i++) {
        if (root.getChildAt(i) instanceof GridView) {
        } else {
            View view = root.getChildAt(i);
            root.removeView(view);
        }
    }
    root.addView(swipe);
    if (mWebView.getUrl() == null) {
        mSearchView.setText(homepage);
    } else {
        mSearchView.setText(mWebView.getUrl());
    }
    if (mWebView.getFavicon() != null && StaticUtils.isLollipop()) {
        setColor(Palette.from(mWebView.getFavicon()).generate().getVibrantColor(Palette.from(mWebView.getFavicon()).generate().getMutedColor(ContextCompat.getColor(MainActivity.this, R.color.no_fav))));
    }else{
        setColor(ContextCompat.getColor(MainActivity.this, R.color.no_fav));

    }

}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    super.onCreateView(inflater, container, savedInstanceState);
    Bundle bundle = getArguments();//从activity传过来的Bundle
    int uid = 0;
    if (bundle != null) {
        uid = bundle.getInt("uid", 0);
        String username = bundle.getString("username", "我的");
        if (uid == 0) {
            title = "我的帖子";
        } else {
            title = username + "的帖子";
        }
    }
    initToolbar(true, title);
    RecyclerView recyclerView = mRootView.findViewById(R.id.recycler_view);
    recyclerView.setHasFixedSize(true);
    SwipeRefreshLayout refreshLayout = mRootView.findViewById(R.id.refresh_layout);
    refreshLayout.setEnabled(false);
    String myUid = App.getUid(getActivity());

    url = "home.php?mod=space&uid=" + (uid > 0 ? uid : myUid) + "&do=thread&view=me&mobile=2";
    datas = new ArrayList<>();
    adapter = new MyPostsListAdapter(getActivity(), datas);

    LinearLayoutManager layoutManager = new LinearLayoutManager(getActivity());
    recyclerView.addItemDecoration(new MyListDivider(getActivity(), MyListDivider.VERTICAL));
    recyclerView.addOnScrollListener(new LoadMoreListener(layoutManager, this, 10));
    recyclerView.setLayoutManager(layoutManager);
    recyclerView.setAdapter(adapter);
    refresh();
    return mRootView;
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    super.onCreateView(inflater, container, savedInstanceState);
    initToolbar(true, "我的收藏");
    recyclerView = mRootView.findViewById(R.id.recycler_view);
    recyclerView.setHasFixedSize(true);
    SwipeRefreshLayout refreshLayout = mRootView.findViewById(R.id.refresh_layout);
    refreshLayout.setEnabled(false);
    String myUid = App.getUid(getActivity());

    //我的收藏
    url = "home.php?mod=space&uid=" + myUid + "&do=favorite&view=me&type=thread&mobile=no";

    datas = new ArrayList<>();
    adapter = new MyStarAdapter(getActivity(), datas);
    adapter.setLongClickListener((v, position) -> {
        int favId = datas.get(position).favId;
        String title = datas.get(position).title;
        new AlertDialog.Builder(getActivity())
                .setTitle("取消收藏")
                .setMessage(title)
                .setPositiveButton("取消收藏", (dialog, which) -> unStarPost(favId, position))
                .setNegativeButton("关闭", null)
                .setCancelable(true)
                .create()
                .show();
    });

    RecyclerView.LayoutManager layoutManager = new LinearLayoutManager(getActivity());
    recyclerView.addItemDecoration(new MyListDivider(getActivity(), MyListDivider.VERTICAL));
    recyclerView.addOnScrollListener(new LoadMoreListener((LinearLayoutManager) layoutManager, this, 10));
    recyclerView.setLayoutManager(layoutManager);
    recyclerView.setAdapter(adapter);
    refresh();
    return mRootView;
}
 

@Override
public void onFragmentChange(SwipeRefreshLayout swipeRefreshLayout, RecyclerView recyclerView, int mode) {
    mRecyclerView = recyclerView;
    mAdapter = (FlexibleAdapter) recyclerView.getAdapter();
    mSwipeRefreshLayout = swipeRefreshLayout;
    initializeSwipeToRefresh();
    initializeActionModeHelper(mode);
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
    View myView = inflater.inflate(R.layout.fragment_main, container, false);

    mSwipeRefreshLayout = (SwipeRefreshLayout) myView.findViewById(R.id.activity_main_swipe_refresh_layout);
    mListView = (ListView) myView.findViewById(R.id.ListView01);
    String[] fakelist = getRandomList();
    mAdapter = new ArrayAdapter<String>(
            getActivity(),
            android.R.layout.simple_list_item_1, fakelist);
    mListView.setAdapter(mAdapter);

    //setup some colors for the refresh circle.
    mSwipeRefreshLayout.setColorSchemeResources(R.color.orange, R.color.green, R.color.blue);
    //now setup the swiperefrestlayout listener where the main work is done.
    mSwipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            //where we call the refresher parts.  normally some kind of networking async task or web service.
            //this is a bad way to do this, I'm just redoing the adapter, normally, the adapter would update
            //and then use the mAdapter.notifyDataSetChanged();

            /* normally something like this... but I want to slow it down for demo purposes, so
             *   it's commented out.
            String[] fakelist = getRandomList();
            mAdapter = new ArrayAdapter<String>(
                    getActivity(),
                    android.R.layout.simple_list_item_1, fakelist);
            mListView.setAdapter(mAdapter);
            //new turn off the refresh.
            mSwipeRefreshLayout.setRefreshing(false);
            */
            refreshslower();  //this will be slower, for the demo.
        }
    });
    return myView;
}
 

@Override
protected void onPostExecute(Void v) {
    // refresh everything when required
    if (!runOrNot) return;

    NovelReviewReplyListActivity tempActivity = novelReviewListActivityWeakReference.get();
    if (metNetworkIssue) {
        // met net work issue, show retry button
        if (tempActivity != null) tempActivity.showRetryButton();
    } else {
        // all good, update list
        if (tempActivity.getAdapter() == null) {
            ReviewReplyItemAdapter reviewReplyItemAdapter = new ReviewReplyItemAdapter(reviewReplyList);
            tempActivity.setAdapter(reviewReplyItemAdapter);
            reviewReplyItemAdapter.setOnItemLongClickListener(tempActivity);
            tempActivity.getRecyclerView().setAdapter(reviewReplyItemAdapter);
        }
        tempActivity.getAdapter().notifyDataSetChanged();

        tempActivity.hideListLoading();
    }

    // stop spinning
    SwipeRefreshLayout tempSwipeLayout = swipeRefreshLayoutWeakReference.get();
    if (tempSwipeLayout != null) tempSwipeLayout.setRefreshing(false);

    // reset loading status
    isLoading.set(false);
}
 

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

	// Set up the snackbar for when the user experience a no reply from twitch's servers
	snackbar = setupSnackbar();

	mSwipeRefreshLayout.setProgressViewOffset(true, (int) getResources().getDimension(R.dimen.swipe_refresh_start_offset), (int) getResources().getDimension(R.dimen.swipe_refresh_end_offset));
	mSwipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
		@Override
		public void onRefresh() {
			new Runnable() {

				@Override
				public void run() {
					refreshElements();
				}

			}.run();
		}
	});

	//  Set up the specialized OnScrollListener
	mRecyclerView.clearOnScrollListeners();
	mOnScrollListener = new LazyFetchingOnScrollListener<>(
			this, mMainToolbar, mDecorativeToolbar, mToolbarShadow, mCircleIconWrapper, mTitleView, LOG_TAG, this, true
	);
	mScrollListener = mOnScrollListener;
	mRecyclerView.addOnScrollListener(mScrollListener);

	GetVisualElementsTask<T> getElementsTask = new GetVisualElementsTask<>();
	getElementsTask.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, this);
}
 

private void initRefreshLayout() {
    mSwipeRefreshLayout.setColorSchemeColors(Color.rgb(47, 223, 189));
    mSwipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            refresh();
        }
    });
}
 

@Nullable
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.activity_fragment, null);
    mRecyclerView = (RecyclerView) rootView.findViewById(R.id.activity_recycke_view);

    //设置adapter
    mRecyclerView.setAdapter(mGirlAdapter);
    //设置Item增加、移除动画
    mRecyclerView.setItemAnimator(new DefaultItemAnimator());
    mRecyclerView.setHasFixedSize(false);

    //设置布局管理器
    LinearLayoutManager linearLayoutManager =
            new LinearLayoutManager(getActivity(), LinearLayoutManager.VERTICAL, false);
    mRecyclerView.setLayoutManager(linearLayoutManager);

    mCircularProgressBar = (CircularProgressBar) rootView.findViewById(R.id.circular_progressbar);

    swipeRefreshLayout = (SwipeRefreshLayout) rootView.findViewById(R.id.swipeRefreshLayout);
    swipeRefreshLayout.setColorSchemeColors(
            R.color.holo_red_light,
            R.color.holo_green_light,
            R.color.holo_blue_bright);

    //swipeRefreshLayout 设置下拉刷新事件
    swipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            getData();
            //成功了 关闭刷新
            swipeRefreshLayout.setRefreshing(false);
        }
    });
    return rootView;
}
 

/**
 * Use this to manually start the swiperefreshlayout refresh animation.
 * Fixes issue with refresh animation not showing when using appcompat library (from version 20?)
 * See https://code.google.com/p/android/issues/detail?id=77712
 * @param layout
 */
public static void showRefreshAnimation(@NonNull final SwipeRefreshLayout layout) {
    layout.post(new Runnable() {
        @Override
        public void run() {
            layout.setRefreshing(true);
        }
    });
}
 

@SuppressWarnings({"ConstantConditions", "NullableProblems"})
private void initializeRecyclerView(Bundle savedInstanceState) {
    // Initialize Adapter and RecyclerView
    FlexibleAdapter.useTag("DataBindingAdapter");
    mAdapter = new BindingFlexibleAdapter<>(getActivity(), true);
    mAdapter.setAnimationOnForwardScrolling(DatabaseConfiguration.animateOnForwardScrolling);
    mRecyclerView = getView().findViewById(R.id.recycler_view);
    mRecyclerView.setLayoutManager(createNewLinearLayoutManager());
    mRecyclerView.setAdapter(mAdapter);
    mRecyclerView.setHasFixedSize(true); //Size of RV will not change
    // NOTE: Use default item animator 'canReuseUpdatedViewHolder()' will return true if
    // a Payload is provided. FlexibleAdapter is actually sending Payloads onItemChange.
    mRecyclerView.setItemAnimator(new GarageDoorItemAnimator());

    // Add FastScroll to the RecyclerView, after the Adapter has been attached the RecyclerView!!!
    FastScroller fastScroller = getView().findViewById(R.id.fast_scroller);
    mAdapter.setFastScroller(fastScroller);

    // New empty views handling, to set after FastScroller
    EmptyViewHelper.create(mAdapter,
            getView().findViewById(R.id.empty_view),
            getView().findViewById(R.id.filter_view));

    mAdapter.setLongPressDragEnabled(true)
            .setHandleDragEnabled(true)
            .setSwipeEnabled(true)
            .setDisplayHeadersAtStartUp(true)
            .setStickyHeaders(true);

    SwipeRefreshLayout swipeRefreshLayout = getView().findViewById(R.id.swipeRefreshLayout);
    swipeRefreshLayout.setEnabled(true);
    mListener.onFragmentChange(swipeRefreshLayout, mRecyclerView, Mode.IDLE);

    mAdapter.addScrollableHeaderWithDelay(new ScrollableUseCaseItem(
            getString(R.string.databinding_use_case_title),
            getString(R.string.databinding_use_case_description)), 500L, false);
}
 

@SuppressWarnings({"ConstantConditions", "NullableProblems"})
private void initializeRecyclerView(Bundle savedInstanceState) {
    FlexibleAdapter.useTag("AnimatorsAdapter");
    mAdapter = new ExampleAdapter(DatabaseService.getInstance().getDatabaseList(), getActivity());
    mAdapter.expandItemsAtStartUp()
            .setAutoCollapseOnExpand(false)
            .setAutoScrollOnExpand(true)
            .setOnlyEntryAnimation(false)
            .setAnimationEntryStep(true) //In Overall, watch the effect at initial loading when Grid Layout is set
            .setAnimationOnForwardScrolling(DatabaseConfiguration.animateOnForwardScrolling)
            .setAnimationOnReverseScrolling(true)
            .setAnimationInterpolator(new DecelerateInterpolator())
            .setAnimationDuration(300L);
    mRecyclerView = getView().findViewById(R.id.recycler_view);
    mRecyclerView.setLayoutManager(createNewLinearLayoutManager());
    mRecyclerView.setAdapter(mAdapter);
    //mRecyclerView.setHasFixedSize(true); //Size of RV will not change

    // NOTE: Custom item animators inherit 'canReuseUpdatedViewHolder()' from Default Item
    // Animator. It will return true if a Payload is provided. FlexibleAdapter is actually
    // sending Payloads onItemChange notifications.
    mRecyclerView.setItemAnimator(new FlexibleItemAnimator());
    initializeSpinnerItemAnimators();
    initializeSpinnerScrollAnimators();

    mAdapter.setSwipeEnabled(true)
            .getItemTouchHelperCallback()
            .setSwipeFlags(ItemTouchHelper.RIGHT); //Enable swipe

    SwipeRefreshLayout swipeRefreshLayout = getView().findViewById(R.id.swipeRefreshLayout);
    swipeRefreshLayout.setEnabled(false);
    mListener.onFragmentChange(swipeRefreshLayout, mRecyclerView, Mode.IDLE);

    // Add 1 Scrollable Header
    mAdapter.addScrollableHeader(new ScrollableUseCaseItem(
            getString(R.string.animator_use_case_title),
            getString(R.string.animator_use_case_description)));
}
 

/**
 * <p><b>REQUIRED</b> A {@link TurbolinksView} object that's been inflated in a custom layout is
 * required so the library can manage various view-related tasks: attaching/detaching the
 * internal webView, showing/hiding a progress loading view, etc.</p>
 *
 * @param turbolinksView An inflated TurbolinksView from your custom layout.
 * @return The TurbolinksSession to continue the chained calls.
 */
public TurbolinksSession view(TurbolinksView turbolinksView) {
    this.turbolinksView = turbolinksView;
    this.turbolinksView.getRefreshLayout().setCallback(this);
    this.turbolinksView.getRefreshLayout().setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            visitLocationWithAction(location, ACTION_ADVANCE);
        }
    });
    this.webViewAttachedToNewParent = this.turbolinksView.attachWebView(webView, screenshotsEnabled, pullToRefreshEnabled);

    return this;
}
 

@SuppressWarnings({"ConstantConditions", "NullableProblems"})
private void initializeRecyclerView(Bundle savedInstanceState) {
    // Initialize Adapter and RecyclerView
    // ExampleAdapter makes use of stableIds, I strongly suggest to implement 'item.hashCode()'
    FlexibleAdapter.useTag("StaggeredLayoutAdapter");
    mAdapter = new FlexibleAdapter<>(DatabaseService.getInstance().getDatabaseList(), getActivity());
    mRecyclerView = getView().findViewById(R.id.recycler_view);
    // Customize the speed of the smooth scroll.
    // NOTE: Every time you change this value you MUST recreate the LayoutManager instance
    // and to assign it again to the RecyclerView!
    TopSnappedSmoothScroller.MILLISECONDS_PER_INCH = 33f; //Make faster the smooth scroll
    mRecyclerView.setLayoutManager(createNewStaggeredGridLayoutManager());
    // This value is restored to 100f (default) right here, because it is used in the
    // constructor by Android. If we don't change it now, others LayoutManager will be
    // impacted too by the above modification!
    TopSnappedSmoothScroller.MILLISECONDS_PER_INCH = 100f;

    mRecyclerView.setAdapter(mAdapter);
    mRecyclerView.setHasFixedSize(true); //Size of RV will not change
    // NOTE: Use default item animator 'canReuseUpdatedViewHolder()' will return true if
    // a Payload is provided. FlexibleAdapter is actually sending Payloads onItemChange.
    mRecyclerView.setItemAnimator(new DefaultItemAnimator());
    mRecyclerView.addItemDecoration(new FlexibleItemDecoration(getActivity())
            .addItemViewType(R.layout.recycler_staggered_item, 8)
            .withEdge(true));

    mAdapter.setDisplayHeadersAtStartUp(true) //Show Headers at startUp!
            .setNotifyMoveOfFilteredItems(true)
            .setPermanentDelete(true) //Default=true
            .setOnlyEntryAnimation(true);

    SwipeRefreshLayout swipeRefreshLayout = getView().findViewById(R.id.swipeRefreshLayout);
    swipeRefreshLayout.setEnabled(true);
    mListener.onFragmentChange(swipeRefreshLayout, mRecyclerView, Mode.IDLE);

    // Add 1 Scrollable Header
    mAdapter.addScrollableHeader(new ScrollableUseCaseItem(
            getString(R.string.staggered_use_case_title),
            getString(R.string.staggered_use_case_description)));
}
 

private void initSwipeView() {
  swipeContainer.setColorSchemeResources(android.R.color.holo_blue_bright,
      android.R.color.holo_green_light,
      android.R.color.holo_orange_light,
      android.R.color.holo_red_light);
  swipeContainer.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {

    @Override
    public void onRefresh() {
      requestWeather();
    }

  });
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
    final Bundle bundle;
    {
        if (savedInstanceState != null) {
            bundle = savedInstanceState;
        } else {
            bundle = getArguments();
        }
    }

    final View view = inflater.inflate(R.layout.fragment_course_outline, container, false);
    listView = (ListView) view.findViewById(R.id.outline_list);
    swipeContainer = (SwipeRefreshLayout) view.findViewById(R.id.swipe_container);
    errorNotification = new FullScreenErrorNotification(swipeContainer);
    loadingIndicator = view.findViewById(R.id.loading_indicator);
    flBulkDownload = view.findViewById(R.id.fl_bulk_download_container);
    swipeContainer.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override
        public void onRefresh() {
            // Hide the progress bar as swipe layout has its own progress indicator
            loadingIndicator.setVisibility(View.GONE);
            errorNotification.hideError();
            getCourseComponentFromServer(false);
        }
    });
    UiUtil.setSwipeRefreshLayoutColors(swipeContainer);

    restore(bundle);
    initListView(view);
    fetchCourseComponent();
    // Track CourseOutline for A/A test
    trackAATestCourseOutline();
    getCourseUpgradeFirebaseConfig();
    return view;
}