Examples with LinearLayoutManager androidx.recyclerview.widget.LinearLayoutManager used on opensource projects

Example 81 with LinearLayoutManager

use of androidx.recyclerview.widget.LinearLayoutManager in project FlexibleAdapter by davideas.

the class FlexibleLayoutManager method findFirstCompletelyVisibleItemPosition.

/**
 * Helper method to find the adapter position of the <b>first completely</b> visible view
 * [for each span], no matter which Layout is.
 *
 * @return the adapter position of the <b>first fully</b> visible item or {@code RecyclerView.NO_POSITION}
 * if there aren't any visible items.
 * @see #findFirstVisibleItemPosition()
 * @since 5.0.0-b8
 */
@Override
public int findFirstCompletelyVisibleItemPosition() {
    RecyclerView.LayoutManager layoutManager = getLayoutManager();
    if (layoutManager instanceof StaggeredGridLayoutManager) {
        StaggeredGridLayoutManager staggeredGLM = (StaggeredGridLayoutManager) layoutManager;
        int position = staggeredGLM.findFirstCompletelyVisibleItemPositions(null)[0];
        for (int i = 1; i < getSpanCount(); i++) {
            int nextPosition = staggeredGLM.findFirstCompletelyVisibleItemPositions(null)[i];
            if (nextPosition < position) {
                position = nextPosition;
            }
        }
        return position;
    } else {
        return ((LinearLayoutManager) layoutManager).findFirstCompletelyVisibleItemPosition();
    }
}

Example 82 with LinearLayoutManager

use of androidx.recyclerview.widget.LinearLayoutManager in project CircleIndicator by ongakuer.

the class RecyclerViewFragment method onViewCreated.

@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
    mAdapter = new SampleRecyclerAdapter(5);
    RecyclerView recyclerView = view.findViewById(R.id.recycler_view);
    LinearLayoutManager layoutManager = new LinearLayoutManager(getContext(), LinearLayoutManager.HORIZONTAL, false);
    recyclerView.setLayoutManager(layoutManager);
    recyclerView.setAdapter(mAdapter);
    PagerSnapHelper pagerSnapHelper = new PagerSnapHelper();
    pagerSnapHelper.attachToRecyclerView(recyclerView);
    // CircleIndicator2 for RecyclerView
    CircleIndicator2 indicator = view.findViewById(R.id.indicator);
    indicator.attachToRecyclerView(recyclerView, pagerSnapHelper);
    // Scroll To Position
    layoutManager.scrollToPosition(2);
    // Observe Data Change
    mAdapter.registerAdapterDataObserver(indicator.getAdapterDataObserver());
    view.findViewById(R.id.add).setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            mAdapter.add();
        }
    });
    view.findViewById(R.id.remove).setOnClickListener(v -> {
        mAdapter.remove();
    });
}

Example 83 with LinearLayoutManager

use of androidx.recyclerview.widget.LinearLayoutManager in project FlexibleAdapter by davideas.

the class FlexibleLayoutManager method findLastCompletelyVisibleItemPosition.

/**
 * Helper method to find the adapter position of the <b>last completely</b> visible view
 * [for each span], no matter which Layout is.
 *
 * @return the adapter position of the <b>last fully</b> visible item or {@code RecyclerView.NO_POSITION}
 * if there aren't any visible items.
 * @see #findLastVisibleItemPosition()
 * @since 5.0.0-b8
 */
@Override
public int findLastCompletelyVisibleItemPosition() {
    RecyclerView.LayoutManager layoutManager = getLayoutManager();
    if (layoutManager instanceof StaggeredGridLayoutManager) {
        StaggeredGridLayoutManager staggeredGLM = (StaggeredGridLayoutManager) layoutManager;
        int position = staggeredGLM.findLastCompletelyVisibleItemPositions(null)[0];
        for (int i = 1; i < getSpanCount(); i++) {
            int nextPosition = staggeredGLM.findLastCompletelyVisibleItemPositions(null)[i];
            if (nextPosition > position) {
                position = nextPosition;
            }
        }
        return position;
    } else {
        return ((LinearLayoutManager) layoutManager).findLastCompletelyVisibleItemPosition();
    }
}

Example 84 with LinearLayoutManager

use of androidx.recyclerview.widget.LinearLayoutManager in project RxBinding by JakeWharton.

the class RxRecyclerViewTestActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    recyclerView = new RecyclerView(this);
    recyclerView.setId(android.R.id.primary);
    recyclerView.setLayoutManager(new LinearLayoutManager(this));
    setContentView(recyclerView);
}

Example 85 with LinearLayoutManager

use of androidx.recyclerview.widget.LinearLayoutManager in project simple-stack by Zhuinden.

the class WordListFragment method onViewCreated.

@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
    super.onViewCreated(view, savedInstanceState);
    final Backstack backstack = Navigator.getBackstack(requireContext());
    dataProvider = backstack.lookupService(DataProvider.class.getName());
    actionHandler = backstack.lookupService(ActionHandler.class.getName());
    controllerEvents = backstack.lookupService("WordEventEmitter");
    RecyclerView recyclerView = view.findViewById(R.id.recyclerView);
    recyclerView.setLayoutManager(new LinearLayoutManager(requireContext(), LinearLayoutManager.VERTICAL, false));
    recyclerView.setAdapter(adapter);
    view.findViewById(R.id.buttonGoToAddNewWord).setOnClickListener(v -> actionHandler.onAddNewWordClicked());
    dataProvider.getWordList().observe(getViewLifecycleOwner(), words -> adapter.updateWords(words));
}