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

Example 21 with LinearLayoutManager

use of androidx.recyclerview.widget.LinearLayoutManager in project Carbon by ZieIony.

the class SampleListActivity method onCreate.

@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    SharedPreferences preferences = getSharedPreferences("samples", Context.MODE_PRIVATE);
    allPreferences = (Map<String, String>) preferences.getAll();
    RecyclerView recyclerView = findViewById(R.id.recycler);
    recyclerView.setLayoutManager(new LinearLayoutManager(this));
    adapter = new RowListAdapter<>();
    adapter.putFactory(SampleActivityGroup.class, parent -> new DataBindingComponent<>(parent, R.layout.row_main));
    adapter.putFactory(SampleActivityItem.class, parent -> {
        return new DataBindingComponent<SampleActivityItem>(parent, R.layout.row_sample) {

            @Override
            public void bind(SampleActivityItem data) {
                super.bind(data);
                getView().findViewById(R.id.star).setOnClickListener(v -> {
                    data.setStarred(!data.isStarred());
                    if (data.isStarred()) {
                        preferences.edit().putString(data.getActivityClass().getName(), getString(data.getName())).commit();
                    } else {
                        preferences.edit().remove(data.getActivityClass().getName()).commit();
                    }
                    for (int i = 0; i < adapter.getItemCount(); i++) {
                        if (adapter.getItems().get(i) == data) {
                            adapter.notifyItemChanged(i);
                            break;
                        }
                    }
                });
            }
        };
    });
    adapter.putFactory(String.class, parent -> new DataBindingComponent<>(parent, R.layout.row_description));
    adapter.setOnItemClickedListener((view, item, position) -> {
        if (item instanceof SampleActivityGroup) {
            Class activityClass = ((SampleActivityGroup) item).getActivityClass();
            Intent intent = new Intent(view.getContext(), activityClass);
            startActivity(intent);
        }
    });
    recyclerView.setAdapter(adapter);
    ViewItemDecoration itemDecoration = new ViewItemDecoration(this, R.layout.carbon_row_padding);
    itemDecoration.setDrawBefore(position -> position == 0);
    itemDecoration.setDrawAfter(position -> position == adapter.getItemCount() - 1);
    recyclerView.addItemDecoration(itemDecoration);
}

Example 22 with LinearLayoutManager

use of androidx.recyclerview.widget.LinearLayoutManager in project Carbon by ZieIony.

the class ExpandableRecyclerActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    initToolbar();
    final ExpandableRecyclerView recyclerView = findViewById(R.id.recyclerView);
    recyclerView.setLayoutManager(new LinearLayoutManager(this));
    final ExpandableFruitAdapter fruitAdapter = new ExpandableFruitAdapter(fruits);
    recyclerView.setAdapter(fruitAdapter);
    DividerItemDecoration decoration = new DividerItemDecoration(this);
    decoration.setDrawBefore(position -> position > 0 && fruits.contains(fruitAdapter.getItem(position)));
    recyclerView.addItemDecoration(decoration);
}

Example 23 with LinearLayoutManager

use of androidx.recyclerview.widget.LinearLayoutManager in project MaterialDateTimePicker by wdullaer.

the class GravitySnapHelper method findEndView.

private View findEndView(RecyclerView.LayoutManager layoutManager, OrientationHelper helper) {
    if (layoutManager instanceof LinearLayoutManager) {
        int lastChild = ((LinearLayoutManager) layoutManager).findLastVisibleItemPosition();
        if (lastChild == RecyclerView.NO_POSITION) {
            return null;
        }
        View child = layoutManager.findViewByPosition(lastChild);
        float visibleWidth;
        if (isRtlHorizontal) {
            visibleWidth = (float) helper.getDecoratedEnd(child) / helper.getDecoratedMeasurement(child);
        } else {
            visibleWidth = (float) (helper.getTotalSpace() - helper.getDecoratedStart(child)) / helper.getDecoratedMeasurement(child);
        }
        // If we're at the start of the list, we shouldn't snap
        // to avoid having the first item not completely visible.
        boolean startOfList = ((LinearLayoutManager) layoutManager).findFirstCompletelyVisibleItemPosition() == 0;
        if (visibleWidth > 0.5f && !startOfList) {
            return child;
        } else if (startOfList) {
            return null;
        } else {
            // If the child wasn't returned, we need to return the previous view
            return layoutManager.findViewByPosition(lastChild - 1);
        }
    }
    return null;
}

Example 24 with LinearLayoutManager

use of androidx.recyclerview.widget.LinearLayoutManager in project MaterialDateTimePicker by wdullaer.

the class GravitySnapHelper method findStartView.

/**
 * Returns the first view that we should snap to.
 *
 * @param layoutManager the recyclerview's layout manager
 * @param helper        orientation helper to calculate view sizes
 * @return the first view in the LayoutManager to snap to
 */
private View findStartView(RecyclerView.LayoutManager layoutManager, OrientationHelper helper) {
    if (layoutManager instanceof LinearLayoutManager) {
        int firstChild = ((LinearLayoutManager) layoutManager).findFirstVisibleItemPosition();
        if (firstChild == RecyclerView.NO_POSITION) {
            return null;
        }
        View child = layoutManager.findViewByPosition(firstChild);
        float visibleWidth;
        // In a RTL configuration, we need to check the start point and in LTR the end point
        if (isRtlHorizontal) {
            visibleWidth = (float) (helper.getTotalSpace() - helper.getDecoratedStart(child)) / helper.getDecoratedMeasurement(child);
        } else {
            visibleWidth = (float) helper.getDecoratedEnd(child) / helper.getDecoratedMeasurement(child);
        }
        // If we're at the end of the list, we shouldn't snap
        // to avoid having the last item not completely visible.
        boolean endOfList = ((LinearLayoutManager) layoutManager).findLastCompletelyVisibleItemPosition() == layoutManager.getItemCount() - 1;
        if (visibleWidth > 0.5f && !endOfList) {
            return child;
        } else if (endOfList) {
            return null;
        } else {
            // the next view close to the start.
            return layoutManager.findViewByPosition(firstChild + 1);
        }
    }
    return null;
}

Example 25 with LinearLayoutManager

use of androidx.recyclerview.widget.LinearLayoutManager in project OneSignal-Android-SDK by OneSignal.

the class MainActivityViewModel method setupTriggerRecyclerView.

private void setupTriggerRecyclerView() {
    recyclerViewBuilder.setupRecyclerView(triggersRecyclerView, 20, false, true);
    LinearLayoutManager linearLayoutManager = new LinearLayoutManager(getActivity());
    triggersRecyclerView.setLayoutManager(linearLayoutManager);
    triggerPairRecyclerViewAdapter = new PairRecyclerViewAdapter(context, triggerArrayList, key -> {
        OneSignal.removeTriggerForKey(key);
        triggerSet.remove(key);
        refreshTriggerRecyclerView();
        toaster.makeCustomViewToast("Deleted trigger " + key, ToastType.SUCCESS);
    });
    triggersRecyclerView.setAdapter(triggerPairRecyclerViewAdapter);
}