Java Code Examples for androidx.recyclerview.widget.RecyclerView#setAdapter()

@Override
public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle bdl) {
    View v = inflater.inflate(R.layout.vakit_sort_main, container, false);
    RecyclerView recyclerMan = v.findViewById(R.id.list);
    mAdapter = new MyAdapter();
    recyclerMan.setAdapter(mAdapter);
    LinearLayoutManager linLayMan = new LinearLayoutManager(getContext());
    recyclerMan.setLayoutManager(linLayMan);
    recyclerMan.setHasFixedSize(true);

    ItemTouchHelper.Callback callback = new SimpleItemTouchHelperCallback();
    mItemTouchHelper = new ItemTouchHelper(callback);
    mItemTouchHelper.attachToRecyclerView(recyclerMan);
    setHasOptionsMenu(true);

    Times.getTimes().observe(this, mAdapter);
    mAdapter.onChanged(Times.getTimes());
    return v;
}
 

@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
                         @Nullable Bundle savedInstanceState) {

    final View view = inflater.inflate(R.layout.fragment_ex1, container, false);

    sectionedAdapter = new SectionedRecyclerViewAdapter();

    final Map<String, List<Contact>> contactsMap = new LoadContactsUseCase().execute(requireContext());
    for (final Map.Entry<String, List<Contact>> entry : contactsMap.entrySet()) {
        if (entry.getValue().size() > 0) {
            sectionedAdapter.addSection(new ContactsSection(entry.getKey(), entry.getValue(), this));
        }
    }

    final RecyclerView recyclerView = view.findViewById(R.id.recyclerview);
    recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
    recyclerView.setAdapter(sectionedAdapter);

    return view;
}
 

public Builder(Context context) {
    super(context);

    setContentView(R.layout.dialog_share);

    final List<ShareBean> data = new ArrayList<>();
    data.add(new ShareBean(getDrawable(R.drawable.ic_share_wechat), getString(R.string.share_platform_wechat), Platform.WECHAT));
    data.add(new ShareBean(getDrawable(R.drawable.ic_share_moment), getString(R.string.share_platform_moment), Platform.CIRCLE));
    data.add(new ShareBean(getDrawable(R.drawable.ic_share_qq), getString(R.string.share_platform_qq), Platform.QQ));
    data.add(new ShareBean(getDrawable(R.drawable.ic_share_qzone), getString(R.string.share_platform_qzone), Platform.QZONE));
    data.add(new ShareBean(getDrawable(R.drawable.ic_share_link), getString(R.string.share_platform_link), null));

    mAdapter = new ShareAdapter(context);
    mAdapter.setData(data);
    mAdapter.setOnItemClickListener(this);

    RecyclerView recyclerView = findViewById(R.id.rv_share_list);
    recyclerView.setLayoutManager(new GridLayoutManager(context, data.size()));
    recyclerView.setAdapter(mAdapter);

    mData = new UmengShare.ShareData(context);
}
 

@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
    RecyclerView view = (RecyclerView) inflater.inflate(R.layout.youtube_native_fragment, container, false);

    LinearLayoutManager linearLayoutManager = new LinearLayoutManager(getContext());
    view.setLayoutManager(linearLayoutManager);

    Bundle arguments = getArguments();
    int playerType = arguments.getInt("playerType");

    ArrayList<String> videoIds = new ArrayList<>();
    videoIds.add("2Vv-BfVoq4g");
    videoIds.add("D5drYkLiLI8");
    videoIds.add("K0ibBPhiaG0");
    videoIds.add("ebXbLfLACGM");
    videoIds.add("mWRsgZuwf_8");

    YouTubePlayerAdapter youTubePlayerAdapter = new YouTubePlayerAdapter(videoIds, this, playerType);
    view.setAdapter(youTubePlayerAdapter);

    return view;
}
 

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

    setContentView(R.layout.activity_onboarding_security);
    setTitle("");
    getSupportActionBar().setBackgroundDrawable(getResources().getDrawable(android.R.color.transparent));

    final String[] choices = getResources().getStringArray(R.array.twoFactorChoices);
    final String[] methods = getResources().getStringArray(R.array.twoFactorMethods);
    final Integer[] images = {
        R.drawable.ic_2fa_email,
        R.drawable.ic_2fa_sms,
        R.drawable.ic_2fa_call,
        R.drawable.ic_2fa_google
    };

    if (!isFromOnboarding()) {
        UI.hide(UI.find(this, R.id.nextButton));
        setTitleBack();
    }

    mMethodsAdapter = new ViewAdapter(this,
                                      Arrays.asList(methods),
                                      Arrays.asList(choices),
                                      Arrays.asList(images));
    final RecyclerView wordsRecyclerView = UI.find(this, R.id.twoFactorsRecyclerView);
    wordsRecyclerView.setHasFixedSize(true);
    wordsRecyclerView.setLayoutManager(new LinearLayoutManager(this));
    wordsRecyclerView.setAdapter(mMethodsAdapter);
}
 

@Override
public View onCreateView(
        @NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    // Inflate the layout for this fragment with the ProductGrid theme
    View view = inflater.inflate(R.layout.shr_product_grid_fragment, container, false);

    // Set up the tool bar
    setUpToolbar(view);

    // Set up the RecyclerView
    RecyclerView recyclerView = view.findViewById(R.id.recycler_view);
    recyclerView.setHasFixedSize(true);
    GridLayoutManager gridLayoutManager = new GridLayoutManager(getContext(), 2, GridLayoutManager.HORIZONTAL, false);
    gridLayoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
        @Override
        public int getSpanSize(int position) {
            return position % 3 == 2 ? 2 : 1;
        }
    });
    recyclerView.setLayoutManager(gridLayoutManager);
    StaggeredProductCardRecyclerViewAdapter adapter = new StaggeredProductCardRecyclerViewAdapter(
            ProductEntry.initProductEntryList(getResources()));
    recyclerView.setAdapter(adapter);
    int largePadding = getResources().getDimensionPixelSize(R.dimen.shr_staggered_product_grid_spacing_large);
    int smallPadding = getResources().getDimensionPixelSize(R.dimen.shr_staggered_product_grid_spacing_small);
    recyclerView.addItemDecoration(new ProductGridItemDecoration(largePadding, smallPadding));

    // Set cut corner background for API 23+
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
        view.findViewById(R.id.product_grid)
            .setBackgroundResource(R.drawable.shr_product_grid_background_shape);
    }

    return view;
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    // find views by ID for textViews and editTexts
    mInstanceStateEditText = findViewById(R.id.instanceStateEditText);
    mSharedPrefEditText = findViewById(R.id.sharedPrefEditText);
    mRoomEditText = findViewById(R.id.roomEditText);
    mInstanceStateTextView = findViewById(R.id.instanceStateTextView);
    mSharedPrefTextView = findViewById(R.id.sharedPrefTextView);

    // setup viewModel and sharedPreferences
    mWordViewModel = ViewModelProviders.of(this).get(WordViewModel.class);
    sharedPreferences = getSharedPreferences(sharedPrefFile, MODE_PRIVATE);

    // recyclerView setup
    RecyclerView recyclerView = findViewById(R.id.recyclerView);
    final WordListAdapter adapter = new WordListAdapter(this);
    recyclerView.setAdapter(adapter);
    recyclerView.setLayoutManager(new LinearLayoutManager(this));

    // get all words from view models
    mWordViewModel.getAllWords().observe(this, new Observer<List<Word>>() {
        @Override
        public void onChanged(@Nullable final List<Word> words) {
            adapter.setWords(words);
        }
    });

    // set text for value saved using shared preferences
    mSharedPrefTextView.setText("Text Saved: " + sharedPreferences.getString("sharedPrefString", ""));

    // set text for value saved using save instance state
    if (savedInstanceState!= null){
        mInstanceStateTextView.setText("Text Saved: " + savedInstanceState.getString("instanceStateKey", ""));
    }
}
 

@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_t, null);
    mRecyclerView = (RecyclerView) view.findViewById(R.id.recycler_view);
    mRecyclerView.setLayoutManager(new LinearLayoutManager(getActivity().getApplication()));
    mRecyclerView.addItemDecoration(new CustomDividerItemDecoration(getActivity(), LinearLayoutManager.VERTICAL));
    mRecyclerView.setAdapter(new TAdapter());
    return view;
}
 

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

    if (getActionBar() != null) {
        getActionBar().setDisplayHomeAsUpEnabled(true);
    }

    RecyclerView recyclerView = findViewById(android.R.id.list);
    recyclerView.setLayoutManager(new LinearLayoutManager(this));

    mAdapter = createListAdapter();

    recyclerView.setAdapter(mAdapter);

    RecyclerViewHelper.fixOverScroll(recyclerView);

    mSwitchBar = findViewById(android.R.id.switch_widget);
    mSwitchBar.setEnabled(false);
    mSwitchBar.setOnCheckedChangeListener((button, checked) -> {
        mAdapter.setEnabled(checked);
        mAdapter.notifyItemRangeChanged(0, mAdapter.getItemCount(), checked);

        return true;
    });

    fetchWhitelistState();
}
 

private void setupRecyclerView(View customView) {
    RecyclerView recyclerView = customView.findViewById(R.id.rv_font_list);
    LinearLayoutManager horizontalLayoutManager
            = new LinearLayoutManager(getContext(), LinearLayoutManager.HORIZONTAL, false);
    recyclerView.setLayoutManager(horizontalLayoutManager);
    mFonts = getFonts();
    adapter = new FontRvAdapter(getContext(), mFonts);
    adapter.setClickListener(this);
    recyclerView.setAdapter(adapter);
}
 

@Nullable
	@Override
	public View onCreateView(final LayoutInflater inflater,
	                         @Nullable final ViewGroup container,
	                         @Nullable final Bundle savedInstanceState) {

		final View view = inflater.inflate(R.layout.fragment_list, container, false);

		final RendererRecyclerViewAdapter adapter = new RendererRecyclerViewAdapter();

		adapter.registerRenderer(
				new CompositeViewBinder<>(
						R.layout.item_simple_composite,
						R.id.recycler_view,
						DefaultCompositeViewModel.class,
						Collections.singletonList(new BetweenSpacesItemDecoration(10, 10))
				).registerRenderer(getAnyViewRenderer())
		);
//		adapter.registerRenderer(...);
//		adapter.registerRenderer(...);

		adapter.setItems(mYourDataProvider.getCompositeSimpleItems());

		final RecyclerView recyclerView = (RecyclerView) view.findViewById(R.id.recycler_view);
		recyclerView.setAdapter(adapter);
		recyclerView.addItemDecoration(new BetweenSpacesItemDecoration(10, 10));

		return view;
	}
 

@Override
protected void setAdapterAndDecor(@NonNull RecyclerView list) {
    final InlineDoubleHeaderTestAdapter adapter = new InlineDoubleHeaderTestAdapter(requireContext());
    decor = new DoubleHeaderDecoration(adapter, true);
    setHasOptionsMenu(true);

    list.setAdapter(adapter);
    list.addItemDecoration(decor, 1);
    list.addOnItemTouchListener(this);
}
 

@Override
protected void setAdapterAndDecor(@NonNull RecyclerView list) {
    final StickyTestAdapter adapter = new StickyTestAdapter(requireContext());
    decor = new StickyHeaderDecoration(adapter);
    setHasOptionsMenu(true);

    list.setAdapter(adapter);
    list.addItemDecoration(decor, 1);
    list.addOnItemTouchListener(this);
}
 

@SuppressLint("ClickableViewAccessibility")
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View root = inflater.inflate(R.layout.fragment_accesslog_date_list, container, false);

    mListAdapter = new DateListAdapter(inflater);
    mListAdapter.setOnItemClickListener((v, position) ->
            gotoAccessLogListFragment(mListAdapter.getItem(position)));
    mListAdapter.setOnItemRemoveListener((data) -> {
        AccessLogProvider provider = getAccessLogProvider();
        if (provider != null) {
            provider.remove(data);
        }
    });

    RecyclerView recyclerView = root.findViewById(R.id.recycler_view_accesslog_date_list);
    recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
    recyclerView.setAdapter(mListAdapter);
    recyclerView.addItemDecoration(new DividerItemDecoration(getContext(), DividerItemDecoration.VERTICAL));
    recyclerView.setOnTouchListener((v, event) -> {
        switch (event.getAction()) {
            case MotionEvent.ACTION_DOWN:
                mListAdapter.dismissSnackbar();
                break;
        }
        return false;
    });

    ItemTouchHelper helper = new ItemTouchHelper(new SwipeToDeleteCallback(getContext()) {
        @Override
        public void onSwiped(RecyclerView.ViewHolder viewHolder, int direction) {
            mListAdapter.onItemRemove(viewHolder, recyclerView);
        }
    });
    helper.attachToRecyclerView(recyclerView);

    setHasOptionsMenu(true);

    return root;
}
 

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

    RecyclerView recyclerView = view.findViewById(R.id.recylerview_demo_menu);
    MenuAdapter adapter = new MenuAdapter(list, this, getActivity());
    recyclerView.setLayoutManager(new GridLayoutManager(getActivity(), 2));
    recyclerView.setAdapter(adapter);

    return view;
}
 

@Override
public void initView(View view) {
    super.initView(view);
    RecyclerView recyclerView = view.findViewById(R.id.recy_list);
    GridLayoutManager layoutManager = new GridLayoutManager(mContext, 6);
    recyclerView.setLayoutManager(layoutManager);
    EmojiAdapter adapter = new EmojiAdapter(Emoji.getEmojis(), mContext);
    adapter.setOnItemClickListener(new OnItemClickListener() {
        @Override
        public void onItemClick(View v, int position, int viewType) {
            final EmojiItem item = adapter.getItemAt(position);

            String name = item.getName();
            String show = baseBind.inputBox.getText().toString();
            if (selection < show.length()) {
                String left = show.substring(0, selection);
                String right = show.substring(selection);
                commitString = left + name + right;



                baseBind.inputBox.setText(left + name + right);
                baseBind.inputBox.setSelection(selection + name.length());
            } else {
                String result = show + name;
                commitString = result;


                baseBind.inputBox.setText(result);
                baseBind.inputBox.setSelection(result.length());
            }
            Common.showLog(className + selection);

        }
    });
    recyclerView.setAdapter(adapter);
    baseBind.inputBox.setOnSelectionChange(new EditTextWithSelection.OnSelectionChange() {
        @Override
        public void onChange(int start, int end) {
            if (start != 0) {
                selection = start;
            }
        }
    });
}
 

/**
 * 动态添加多图裁剪底部预览图片列表
 */
private void addPhotoRecyclerView() {
    boolean isMultipleSkipCrop = getIntent().getBooleanExtra(UCrop.Options.EXTRA_SKIP_MULTIPLE_CROP, true);
    mRecyclerView = new RecyclerView(this);
    mRecyclerView.setId(R.id.id_recycler);
    mRecyclerView.setBackgroundColor(ContextCompat.getColor(this, R.color.ucrop_color_widget_background));
    RelativeLayout.LayoutParams lp =
            new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.MATCH_PARENT,
                    ScreenUtils.dip2px(this, 80));
    mRecyclerView.setLayoutParams(lp);
    LinearLayoutManager mLayoutManager = new LinearLayoutManager(this);
    mLayoutManager.setOrientation(LinearLayoutManager.HORIZONTAL);
    if (isAnimation) {
        LayoutAnimationController animation = AnimationUtils
                .loadLayoutAnimation(getApplicationContext(), R.anim.ucrop_layout_animation_fall_down);
        mRecyclerView.setLayoutAnimation(animation);
    }
    mRecyclerView.setLayoutManager(mLayoutManager);
    // 解决调用 notifyItemChanged 闪烁问题,取消默认动画
    ((SimpleItemAnimator) mRecyclerView.getItemAnimator())
            .setSupportsChangeAnimations(false);
    resetCutDataStatus();
    list.get(cutIndex).setCut(true);
    mAdapter = new PicturePhotoGalleryAdapter(this, list);
    mRecyclerView.setAdapter(mAdapter);
    if (isMultipleSkipCrop) {
        mAdapter.setOnItemClickListener(new PicturePhotoGalleryAdapter.OnItemClickListener() {
            @Override
            public void onItemClick(int position, View view) {
                CutInfo cutInfo = list.get(position);
                if (MimeType.isHasVideo(cutInfo.getMimeType())) {
                    return;
                }
                if (cutIndex == position) {
                    return;
                }
                resetLastCropStatus();
                cutIndex = position;
                oldCutIndex = cutIndex;
                resetCutData();
            }
        });
    }
    uCropPhotoBox.addView(mRecyclerView);
    changeLayoutParams(mShowBottomControls);

    // 裁剪框居于RecyclerView之上
    FrameLayout uCropFrame = findViewById(R.id.ucrop_frame);
    ((RelativeLayout.LayoutParams) uCropFrame.getLayoutParams())
            .addRule(RelativeLayout.ABOVE, R.id.id_recycler);

    // RecyclerView居于BottomControls之上
    ((RelativeLayout.LayoutParams) mRecyclerView.getLayoutParams())
            .addRule(RelativeLayout.ABOVE, R.id.controls_wrapper);
}
 

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

	mGithubPresenter = new GithubPresenter(
			getUIRouter(),
			getMenuController(),
			MainManager.getInstance().getStargazersManager(),
			MainManager.getInstance().getForksManager(),
			mMainPresenterView
	);

	mSwipeToRefresh = (SwipeRefreshLayout) inflate.findViewById(R.id.refresh);
	mSwipeToRefresh.setOnRefreshListener(() -> mGithubPresenter.onRefresh());

	mRecyclerViewAdapter = new RendererRecyclerViewAdapter();
	mRecyclerViewAdapter.setDiffCallback(new ItemsDiffCallback());
	mRecyclerViewAdapter.registerRenderer(new LoadMoreViewBinder(R.layout.item_load_more));
	mRecyclerViewAdapter.registerRenderer(createStargazerRenderer(R.layout.item_user_full_width));
	mRecyclerViewAdapter.registerRenderer(createListRenderer()
			.registerRenderer(createForkRenderer())
			.registerRenderer(createStargazerRenderer(R.layout.item_user_150))
	);

	mRecyclerViewAdapter.registerRenderer(new ViewBinder<>(
			R.layout.item_category,
			CategoryModel.class,
			(model, finder, payloads) -> finder
					.find(R.id.title, (ViewProvider<TextView>) view -> view.setText(model.getName()))
					.setOnClickListener(R.id.viewAll, (v -> mGithubPresenter.onCategoryClicked(model)))
	));

	mLayoutManager = new GridLayoutManager(getContext(), MAX_SPAN_COUNT);
	mLayoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
		@Override
		public int getSpanSize(final int position) {
			final Type type = mRecyclerViewAdapter.getType(position);
			if (type.equals(ForkModel.class) || type.equals(StargazerModel.class)) {
				return 1;
			}
			return 3;
		}
	});

	mRecyclerView = (RecyclerView) inflate.findViewById(R.id.recycler_view);
	mRecyclerView.setLayoutManager(mLayoutManager);
	mRecyclerView.setAdapter(mRecyclerViewAdapter);
	mRecyclerView.addItemDecoration(new MyItemDecoration());
	mRecyclerView.addOnScrollListener(new EndlessScrollListener() {
		@Override
		public void onLoadMore(final int page, final int totalItemsCount) {
			mGithubPresenter.onLoadMore();
		}
	});
	return inflate;
}
 

@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
    super.onViewCreated(view, savedInstanceState);

    mViewModel = new ViewModelProvider(this).get(BackupViewModel.class);


    RecyclerView recyclerView = findViewById(R.id.rv_packages);
    recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
    int padding = requireContext().getResources().getDimensionPixelSize(R.dimen.backup_recycler_top_bottom_padding);
    recyclerView.addItemDecoration(new RecyclerPaddingDecoration(0, padding, 0, padding));

    recyclerView.getRecycledViewPool().setMaxRecycledViews(0, 24);

    mAdapter = new BackupPackagesAdapter(mViewModel.getSelection(), getViewLifecycleOwner(), getContext());
    mAdapter.setInteractionListener(this);
    recyclerView.setAdapter(mAdapter);

    setupToolbar();

    findViewById(R.id.button_backup_action).setOnClickListener(v -> {
        Selection<String> selection = mViewModel.getSelection();
        if (!selection.hasSelection()) {
            FilterDialog.newInstance(getString(R.string.backup_filter), mViewModel.getRawFilterConfig(), DefaultFilterConfigViewHolderFactory.class).show(getChildFragmentManager(), null);
        } else {
            BatchBackupDialogFragment.newInstance(new ArrayList<>(mViewModel.getSelection().getSelectedKeys())).show(getChildFragmentManager(), null);
        }
    });

    invalidateAppFeaturesVisibility();
    mViewModel.getPackages().observe(getViewLifecycleOwner(), mAdapter::setData);

    ViewGroup indexingOverlay = findViewById(R.id.overlay_backup_indexing);
    ProgressBar indexingProgressBar = findViewById(R.id.progress_backup_indexing);
    TextView indexingStatusText = findViewById(R.id.tv_backup_indexing_status);
    mViewModel.getIndexingStatus().observe(getViewLifecycleOwner(), status -> {
        if (status.isInProgress()) {
            indexingOverlay.setVisibility(View.VISIBLE);
            indexingStatusText.setText(getString(R.string.backup_indexing, status.progress(), status.goal()));

            indexingProgressBar.setMax(status.goal());
            indexingProgressBar.setProgress(status.progress());

        } else {
            indexingOverlay.setVisibility(View.GONE);
        }
    });

    mStorageConfigFragment = getChildFragmentManager().findFragmentByTag(FRAGMENT_TAG_DEFAULT_STORAGE_SETUP);
    FragmentContainerView storageConfigOverlay = findViewById(R.id.fragment_container_backup_storage_setup);
    mViewModel.getDefaultStorageProvider().getIsSetupLiveData().observe(getViewLifecycleOwner(), isConfigured -> {
        if (isConfigured) {
            storageConfigOverlay.setVisibility(View.GONE);

            if (mStorageConfigFragment != null) {
                getChildFragmentManager().beginTransaction()
                        .remove(mStorageConfigFragment)
                        .commitNow();

                mStorageConfigFragment = null;
            }

            OneTimeWarningDialogFragment.showIfNeeded(requireContext(), getChildFragmentManager(), R.string.help, R.string.backup_warning, "backup_faq");
        } else {
            storageConfigOverlay.setVisibility(View.VISIBLE);

            if (mStorageConfigFragment == null) {
                mStorageConfigFragment = mViewModel.getDefaultStorageProvider().createSetupFragment();

                getChildFragmentManager().beginTransaction()
                        .add(R.id.fragment_container_backup_storage_setup, mStorageConfigFragment, FRAGMENT_TAG_DEFAULT_STORAGE_SETUP)
                        .commitNow();
            }
        }
    });


    PreferencesHelper.getInstance(requireContext()).getPrefs().registerOnSharedPreferenceChangeListener(this);
}
 

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

    mStyleStrs = getResources().getStringArray(R.array.style_list);

    mRvData = (RecyclerView) findViewById(R.id.rv_data);
    //set layout manager
    RecyclerViewStyleHelper.toLinearLayout(mRvData, LinearLayout.VERTICAL);
    //add itemdecoration
    mRvData.addItemDecoration(
            new RecyclerViewLinearItemDecoration.Builder(this).color(Color.GRAY).thickness(1).create());
    mRvData.setAdapter(new RecyclerViewAdapter<>(this, Arrays.asList(mStyleStrs)
            , R.layout.item_main_list, new RecyclerViewSingleTypeProcessor<String>() {
        @Override
        public void onBindViewHolder(RecyclerViewViewHolder holder, final int position, String data) {
            TextView tvTitle = holder.getView(R.id.tv_title);
            tvTitle.setText(data);

            holder.itemView.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    switch (position) {
                        case 0:
                            jumpTo(CommonStyleActivity.class);
                            break;
                        case 1:
                            jumpTo(SpacingStyleActivity.class);
                            break;
                        case 2:
                            jumpTo(IgnoreStyleActivity.class);
                            break;
                        case 3:
                            jumpTo(StickyHeadActivity.class);
                            break;
                        default:
                            break;
                    }
                }
            });
        }
    }));
}