Java Code Examples for android.support.v7.widget.RecyclerView#setHasFixedSize()

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    final DisplayMetrics displayMetrics = getActivity().getResources().getDisplayMetrics();
    mMapSize = Math.min(displayMetrics.widthPixels, displayMetrics.heightPixels);
    mBorderSize = mMapSize / 15;

    mScaleBarOverlay = new ScaleBarOverlay(getActivity(), mMapSize, mMapSize);
    mScaleBarOverlay.setCentred(true);
    mScaleBarOverlay.setScaleBarOffset(mMapSize / 2, 10);

    final RecyclerView recyclerView = new RecyclerView(getActivity());
    recyclerView.setHasFixedSize(true);

    final RecyclerView.LayoutManager layoutManager = new LinearLayoutManager(getActivity());
    recyclerView.setLayoutManager(layoutManager);

    try {
        final DataRegionLoader dataRegionLoader = new DataRegionLoader(getActivity(), R.raw.data_region_usstates);
        mAdapter = new MyAdapter(new ArrayList<>(dataRegionLoader.getList().values()));
        recyclerView.setAdapter(mAdapter);
    } catch(Exception e) {
        // DataRegionLoader KO, not supposed to happen
    }

    return recyclerView;
}
 

@Override
public void onViewCreated(View view, Bundle savedInstanceState) {

    Bundle arguments = getArguments();
    if (arePlanArgumentProvided(arguments)) {
        planId = (Long) arguments.get(ActivityProperties.PLAN_ID);
        typeId = (Integer) arguments.get(ActivityProperties.TYPE_ID);
    }

    TaskType taskType = TaskType.getTaskType(typeId);
    Button addButton = (Button) view.findViewById(R.id.id_btn_create_plan_add_tasks);
    TextView labelInfo = (TextView) view.findViewById(R.id.id_tv_plan_tasks_list_info);
    addButton.setText(taskType.getAddLabel());
    labelInfo.setText(taskType.getTaskListInfoLabel());

    RecyclerView recyclerView = (RecyclerView) getActivity()
            .findViewById(R.id.rv_create_plan_task_list);
    recyclerView.setHasFixedSize(true);
    recyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));

    taskListAdapter = new TaskRecyclerViewAdapter(taskItemClickListener);
    recyclerView.setAdapter(taskListAdapter);

    taskListAdapter
            .setTaskItems(planTemplateRepository.getTaskWithThisPlanByTypeId(planId, typeId));
}
 

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

    // Inflate the layout for this fragment
    View rootView = inflater.inflate(R.layout.fragment_recycler_view, container, false);
    RecyclerView mRecyclerView = (RecyclerView) rootView.findViewById(R.id.recycler_view);

    // Use this setting to improve performance if you know that changes
    // in content do not change the layout size of the RecyclerView.
    mRecyclerView.setHasFixedSize(true);

    // Specify a linear layout manager.
    RecyclerView.LayoutManager layoutManager = new LinearLayoutManager(getContext());
    mRecyclerView.setLayoutManager(layoutManager);

    // Specify an adapter.
    RecyclerView.Adapter adapter = new RecyclerViewAdapter(getActivity(), mRecyclerViewItems);
    mRecyclerView.setAdapter(adapter);

    return rootView;
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {

    ((FDroidApp) getApplication()).applyTheme(this);
    super.onCreate(savedInstanceState);

    setContentView(R.layout.installed_apps_layout);

    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    toolbar.setTitle(getString(R.string.installed_apps__activity_title));
    setSupportActionBar(toolbar);
    getSupportActionBar().setDisplayHomeAsUpEnabled(true);

    adapter = new InstalledAppListAdapter(this);

    appList = (RecyclerView) findViewById(R.id.app_list);
    appList.setHasFixedSize(true);
    appList.setLayoutManager(new LinearLayoutManager(this));
    appList.setAdapter(adapter);

    emptyState = (TextView) findViewById(R.id.empty_state);
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.second_main);
    recyclerView = (RecyclerView) findViewById(R.id.my_recycler_view);

    // use this setting to improve performance if you know that changes
    // in content do not change the layout size of the RecyclerView
    recyclerView.setHasFixedSize(true);

    // use a linear layout manager
    mLayoutManager = new LinearLayoutManager(this);
    recyclerView.setLayoutManager(mLayoutManager);

    List<TemperatureData> items =
            Arrays.asList(new TemperatureData("Hamburg", "5"), new TemperatureData("Berlin", "6"));

    // define an adapter
    mAdapter = new MyAdapter(items);
    recyclerView.setAdapter(mAdapter);
}
 

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

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

    if(getSupportActionBar()!=null)
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);

    mOrientation = (Orientation) getIntent().getSerializableExtra(MainActivity.EXTRA_ORIENTATION);
    mWithLinePadding = getIntent().getBooleanExtra(MainActivity.EXTRA_WITH_LINE_PADDING, false);

    setTitle(mOrientation == Orientation.HORIZONTAL ? getResources().getString(R.string.horizontal_timeline) : getResources().getString(R.string.vertical_timeline));

    mRecyclerView = (RecyclerView) findViewById(R.id.recyclerView);
    mRecyclerView.setLayoutManager(getLinearLayoutManager());
    mRecyclerView.setHasFixedSize(true);

    initView();
}
 

/**
 * 配置recycleview
 *
 * @param recyclerView
 * @param layoutManager
 */
public static void configRecycleView(final RecyclerView recyclerView
        , RecyclerView.LayoutManager layoutManager) {
    recyclerView.setLayoutManager(layoutManager);
    //如果可以确定每个item的高度是固定的，设置这个选项可以提高性能
    recyclerView.setHasFixedSize(true);
    recyclerView.setItemAnimator(new DefaultItemAnimator());
}
 

private void initView() {
    easyRefreshLayout = (EasyRefreshLayout) findViewById(R.id.easylayout);
    recyclerView = (RecyclerView) findViewById(R.id.recyclerview);
    layoutManager = new LinearLayoutManager(this);
    layoutManager.setAutoMeasureEnabled(true);
    recyclerView.setLayoutManager(layoutManager);
    recyclerView.setHasFixedSize(true);
    adapter = new SimpleAdapter();
   // adapter.setDuration(1000);
   // adapter.openLoadAnimation(new MyAnimation());
    recyclerView.setAdapter(adapter);
    //scrollView = (ScrollView) findViewById(R.id.scrollview);
}
 

private void createReference() {
    RecyclerView listContact = (RecyclerView) findViewById(R.id.list_contact);
    listContact.setHasFixedSize(false);
    listContact.setLayoutManager(new LinearLayoutManager(activity));
    adapter = new ContactInfoAdapter(activity, new ArrayList<ContactInfoModel>());
    listContact.setAdapter(adapter);
    listContact.addItemDecoration(new HorizontalDividerItemDecoration.Builder(activity)
            .colorProvider(adapter)
            .build());
}
 

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

	mSwipeRefreshLayout = (SwipeRefreshLayout) view.findViewById(R.id.swipe_refresh_layout);
	mRecyclerView = (RecyclerView) view.findViewById(R.id.recycler_view);
	mLayoutManager = new StaggeredGridLayoutManager(2, StaggeredGridLayoutManager.VERTICAL);
	mRecyclerView.setLayoutManager(mLayoutManager);
	mRecyclerView.setHasFixedSize(true);

	mBooks = new ArrayList<>();
	mAdapter = new BookListRecyclerAdapter(mRecyclerView, mBooks);
	setRecyclerViewAdapter(mAdapter);

	mSwipeRefreshLayout.setColorSchemeResources(
			R.color.deep_purple_500, R.color.pink_500, R.color.orange_500, R.color.brown_500,
			R.color.indigo_500, R.color.blue_500, R.color.teal_500, R.color.green_500
	);
	mSwipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
		@Override
		public void onRefresh() {
			if (!mSwipeRefreshLayout.isRefreshing()) {
				mSwipeRefreshLayout.setRefreshing(true);
			}

			mBooks = new ArrayList<>();
			mAdapter = new BookListRecyclerAdapter(mRecyclerView, mBooks);
			setRecyclerViewAdapter(mAdapter);
			new PageGetTask().execute(mNowPage = 1);
		}
	});

	new PageGetTask().execute(mNowPage);

	return view;
}
 

@Override
protected void onPostExecute(Void aVoid) {
    bar.setVisibility(View.GONE);
    homeRecyclerView = (RecyclerView) findViewById(R.id.home_recycler_view);
    homeRecyclerView.setHasFixedSize(true);
    homeRecyclerView.setLayoutManager(new StaggeredGridLayoutManager(2,1));
    homeAdapter = new HomeRecyclerView(conferences);
    homeRecyclerView.setAdapter(homeAdapter);
}
 

private void initRecyclerView(View view) {
    RecyclerView recyclerView = (RecyclerView) view.findViewById(R.id.swipe_list);
    recyclerView.setHasFixedSize(true);
    LinearLayoutManager layoutManager = new LinearLayoutManager(getContext());
    recyclerView.setLayoutManager(layoutManager);
    mAdapter = new HalfRightDragSwipeAdapter(Album.getAlbum());
    mAdapter.setOnItemDismissListener(this);
    recyclerView.setAdapter(mAdapter);
}
 

@Override
public void initViews(View view) {
    RecyclerView recyclerView = (RecyclerView) view.findViewById(R.id.recycler_view);

    LinearLayoutManager linearLayoutManager = new LinearLayoutManager(recyclerView.getContext());
    linearLayoutManager.setOrientation(LinearLayoutManager.VERTICAL);
    recyclerView.setHasFixedSize(true);
    recyclerView.setLayoutManager(linearLayoutManager);
    recyclerView.setAdapter(new RecyclerAdapter(list));

}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_auto_fit_recycler_view);
  RecyclerView recyclerView = (RecyclerView) findViewById(R.id.recycler_view);
  recyclerView.addItemDecoration(new MarginDecoration(this));
  recyclerView.setHasFixedSize(true);
  recyclerView.setAdapter(new NumberedAdapter(30));
}
 

/**
 * 配置 RecyclerView
 *
 * @param recyclerView
 * @param layoutManager
 */
public static void configRecyclerView(final RecyclerView recyclerView
        , RecyclerView.LayoutManager layoutManager) {
    recyclerView.setLayoutManager(layoutManager);
    //如果可以确定每个item的高度是固定的，设置这个选项可以提高性能
    recyclerView.setHasFixedSize(true);
    recyclerView.setItemAnimator(new DefaultItemAnimator());
}
 

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

    getSupportActionBar().setTitle("List View");
    mSwipeLayout = (SwipeRefreshLayout) findViewById(R.id.swipe_container);
    mRecyclerView = (RecyclerView) findViewById(R.id.rv_lisiting);

    mLoadingMoreDataProgress = (ProgressBar) findViewById(R.id.loading_progress);


    mLoadingMoreDataProgress.getIndeterminateDrawable().setColorFilter(0xff00b1c7, PorterDuff.Mode.MULTIPLY);
    mLoadingMoreDataProgress.setVisibility(View.GONE);


    mRecyclerView.setHasFixedSize(false);
    mLayoutManager = new LinearLayoutManager(this);
    mRecyclerView.setLayoutManager(mLayoutManager);
    mAdapter = new ListViewAdapter(mAddressList, this);
    mRecyclerView.setAdapter(mAdapter);
    mRecyclerView.requestLayout();

    mSwipeLayout.setColorSchemeResources(R.color.gomalan_bule_bg);

    mAddressModel=new AddressModel(this, new BaseInterface() {
        @Override
        public void handleNetworkCall(Object object, int requestCode) {
            if (requestCode == NetworkConstants.ADDRESS_REQUEST) {
                if (object instanceof ArrayList) {
                    mAddressList = new ArrayList<>();
                    mAddressList = (ArrayList) object;
                    mAdapter = new ListViewAdapter(mAddressList, ListViewActivity.this);
                    mRecyclerView.setAdapter(mAdapter);
                    mAdapter.notifyDataSetChanged();
                }
                else{
                    Toast.makeText(ListViewActivity.this, (String)object,Toast.LENGTH_LONG).show();
                }
            }
        }
    });



    mAddressModel.fetchAddressFromServer();

}
 

private void setupViewPagerViews() {
    mRecyclerView = new RecyclerView(this);

    // use this setting to improve performance if you know that changes
    // in content do not change the layout size of the RecyclerView
    mRecyclerView.setHasFixedSize(true);

    // use a linear layout manager
    mLayoutManager = new GridLayoutManager(this, 2);

    mRecyclerView.setLayoutManager(mLayoutManager);

    mRecyclerView.addItemDecoration(new RecyclerView.ItemDecoration() {
        Drawable mDivider;

        {
            final TypedArray a = ViewPagerDemoActivity.this.obtainStyledAttributes(new int[]{android.R.attr.listDivider});
            mDivider = a.getDrawable(0);
            a.recycle();
        }

        @Override
        public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {
            super.onDraw(c, parent, state);
            final int left = parent.getPaddingLeft();
            final int right = parent.getWidth() - parent.getPaddingRight();

            final int childCount = parent.getChildCount();
            for (int i = 0; i < childCount; i++) {
                final View child = parent.getChildAt(i);
                final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child
                        .getLayoutParams();
                final int top = child.getBottom() + params.bottomMargin;
                final int bottom = top + mDivider.getIntrinsicHeight();
                mDivider.setBounds(left, top, right, bottom);
                mDivider.draw(c);
            }
        }
    });

    // specify an adapter (see also next example)
    mRecyclerViewAdapter = new MyAdapter(Cheeses.randomList(LIST_ITEM_COUNT));
    mRecyclerView.setAdapter(mRecyclerViewAdapter);

    mListView = new ListView(this);
    mListAdapter = new ArrayAdapter<String>(
            this,
            R.layout.demo_list_item,
            R.id.item_text,
            Cheeses.randomList(LIST_ITEM_COUNT));

    mListView.setAdapter(mListAdapter);


    viewPagerViews.add(mListView);
    viewPagerViews.add(mRecyclerView);
    viewPagerTitles.add("ListView");
    viewPagerTitles.add("RecyclerView");
}
 

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

    Intent intent = getIntent();
    String token = intent.getStringExtra(EXTRA_TOKEN);

    mActionListener = new SearchPresenter(this, this);
    mActionListener.init(token);

    // Setup search field
    final SearchView searchView = (SearchView) findViewById(R.id.search_view);
    searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
        @Override
        public boolean onQueryTextSubmit(String query) {
            mActionListener.search(query);
            searchView.clearFocus();
            return true;
        }

        @Override
        public boolean onQueryTextChange(String newText) {
            return false;
        }
    });


    // Setup search results list
    mAdapter = new SearchResultsAdapter(this, new SearchResultsAdapter.ItemSelectedListener() {
        @Override
        public void onItemSelected(View itemView, Track item) {
            mActionListener.selectTrack(item);
        }
    });

    RecyclerView resultsList = (RecyclerView) findViewById(R.id.search_results);
    resultsList.setHasFixedSize(true);
    resultsList.setLayoutManager(mLayoutManager);
    resultsList.setAdapter(mAdapter);
    resultsList.addOnScrollListener(mScrollListener);

    // If Activity was recreated wit active search restore it
    if (savedInstanceState != null) {
        String currentQuery = savedInstanceState.getString(KEY_CURRENT_QUERY);
        mActionListener.search(currentQuery);
    }
}
 

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

    cusrrentUserID = FirebaseAuth.getInstance().getCurrentUser().getUid();

    mRecyclerView = (RecyclerView) findViewById(R.id.recyclerView);
    mRecyclerView.setNestedScrollingEnabled(false);
    mRecyclerView.setHasFixedSize(true);
    mMatchesLayoutManager = new LinearLayoutManager(MatchesActivity.this);
    mRecyclerView.setLayoutManager(mMatchesLayoutManager);
    mMatchesAdapter = new MatchesAdapter(getDataSetMatches(), MatchesActivity.this);
    mRecyclerView.setAdapter(mMatchesAdapter);

    getUserMatchId();





}
 

private void init(Context context, AttributeSet attrs)
{
    initLocale(context);
    LayoutInflater.from(context).inflate(R.layout.layout_view_moonphases1, this, true);

    if (attrs != null)
    {
        LayoutParams lp = generateLayoutParams(attrs);
        centered = ((lp.gravity == Gravity.CENTER) || (lp.gravity == Gravity.CENTER_HORIZONTAL));
    }

    empty = (TextView)findViewById(R.id.txt_empty);
    card_view = (RecyclerView)findViewById(R.id.moonphases_card);

    card_layout = new LinearLayoutManager(context);
    card_layout.setOrientation(LinearLayoutManager.HORIZONTAL);

    card_view.setHasFixedSize(true);
    card_view.setItemViewCacheSize(7);
    card_view.setLayoutManager(card_layout);

    card_adapter = new PhaseAdapter(context);
    card_adapter.setItemWidth(Resources.getSystem().getDisplayMetrics().widthPixels / 4);  // initial width; reassigned later in onSizeChanged

    card_view.setAdapter(card_adapter);
    card_view.scrollToPosition(PhaseAdapter.CENTER_POSITION);

    GravitySnapHelper snapHelper = new GravitySnapHelper(Gravity.START); // new LinearSnapHelper();
    snapHelper.attachToRecyclerView(card_view);

    //card_scroller = new CardAdapter.CardViewScroller(context);
    //card_view.setOnScrollListener(onCardScrollListener);

    forwardButton = (ImageButton)findViewById(R.id.info_time_nextbtn);
    forwardButton.setOnClickListener(onResetClick1);
    forwardButton.setVisibility(GONE);

    backButton = (ImageButton)findViewById(R.id.info_time_prevbtn);
    backButton.setOnClickListener(onResetClick0);
    backButton.setVisibility(VISIBLE);
    backButton.postDelayed(new Runnable() {
        @Override
        public void run() {
            int position = card_layout.findFirstVisibleItemPosition();
            if (position == PhaseAdapter.CENTER_POSITION) {
                ViewUtils.fadeOutButton(backButton, ViewUtils.ANIM_VERYLONG);
            }
        }
    }, 1200);

    card_view.setOnScrollListener(onScrollChanged);

    initTheme(context);
    if (isInEditMode()) {
        updateViews(context);
    }
}