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

Example 36 with StaggeredGridLayoutManager

use of androidx.recyclerview.widget.StaggeredGridLayoutManager in project nextcloud-notes by stefan-niedermann.

the class MainActivity method setupNotesList.

private void setupNotesList() {
    adapter = new ItemAdapter(this, gridView);
    listView.setAdapter(adapter);
    listView.setItemAnimator(null);
    if (gridView) {
        final int spanCount = getResources().getInteger(R.integer.grid_view_span_count);
        final var gridLayoutManager = new StaggeredGridLayoutManager(spanCount, StaggeredGridLayoutManager.VERTICAL);
        listView.setLayoutManager(gridLayoutManager);
        listView.addItemDecoration(new GridItemDecoration(adapter, spanCount, getResources().getDimensionPixelSize(R.dimen.spacer_3x), getResources().getDimensionPixelSize(R.dimen.spacer_5x), getResources().getDimensionPixelSize(R.dimen.spacer_3x), getResources().getDimensionPixelSize(R.dimen.spacer_1x), getResources().getDimensionPixelSize(R.dimen.spacer_activity_sides) + getResources().getDimensionPixelSize(R.dimen.spacer_1x)));
    } else {
        final var layoutManager = new LinearLayoutManager(this);
        listView.setLayoutManager(layoutManager);
        listView.addItemDecoration(new SectionItemDecoration(adapter, getResources().getDimensionPixelSize(R.dimen.spacer_activity_sides) + getResources().getDimensionPixelSize(R.dimen.spacer_1x) + getResources().getDimensionPixelSize(R.dimen.spacer_3x) + getResources().getDimensionPixelSize(R.dimen.spacer_2x), getResources().getDimensionPixelSize(R.dimen.spacer_5x), getResources().getDimensionPixelSize(R.dimen.spacer_1x), 0));
    }
    listView.addOnScrollListener(new RecyclerView.OnScrollListener() {

        @Override
        public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
            if (dy > 0)
                fabCreate.hide();
            else if (dy < 0)
                fabCreate.show();
        }
    });
    swipeRefreshLayout.setOnRefreshListener(() -> {
        CustomAppGlideModule.clearCache(this);
        final var syncLiveData = mainViewModel.getCurrentAccount();
        final Observer<Account> syncObserver = currentAccount -> {
            syncLiveData.removeObservers(this);
            mainViewModel.synchronizeCapabilitiesAndNotes(currentAccount, new IResponseCallback<>() {

                @Override
                public void onSuccess(Void v) {
                    Log.d(TAG, "Successfully synchronized capabilities and notes for " + currentAccount.getAccountName());
                }

                @Override
                public void onError(@NonNull Throwable t) {
                    runOnUiThread(() -> {
                        swipeRefreshLayout.setRefreshing(false);
                        if (t instanceof IntendedOfflineException) {
                            Log.i(TAG, "Capabilities and notes not updated because " + currentAccount.getAccountName() + " is offline by intention.");
                        } else if (t instanceof NextcloudHttpRequestFailedException && ((NextcloudHttpRequestFailedException) t).getStatusCode() == HttpURLConnection.HTTP_UNAVAILABLE) {
                            BrandedSnackbar.make(coordinatorLayout, R.string.error_maintenance_mode, Snackbar.LENGTH_LONG).show();
                        } else if (t instanceof NetworkErrorException) {
                            BrandedSnackbar.make(coordinatorLayout, getString(R.string.error_sync, getString(R.string.error_no_network)), Snackbar.LENGTH_LONG).show();
                        } else {
                            BrandedSnackbar.make(coordinatorLayout, R.string.error_synchronization, Snackbar.LENGTH_LONG).setAction(R.string.simple_more, v -> ExceptionDialogFragment.newInstance(t).show(getSupportFragmentManager(), ExceptionDialogFragment.class.getSimpleName())).show();
                        }
                    });
                }
            });
        };
        syncLiveData.observe(this, syncObserver);
    });
    tracker = ItemSelectionTracker.build(listView, adapter);
    adapter.setTracker(tracker);
    tracker.addObserver(new SelectionTracker.SelectionObserver<Long>() {

        @Override
        public void onSelectionChanged() {
            super.onSelectionChanged();
            if (tracker.hasSelection() && mActionMode == null) {
                mActionMode = startSupportActionMode(new MultiSelectedActionModeCallback(MainActivity.this, coordinatorLayout, mainViewModel, MainActivity.this, canMoveNoteToAnotherAccounts, tracker, getSupportFragmentManager()));
            }
            if (mActionMode != null) {
                if (tracker.hasSelection()) {
                    int selected = tracker.getSelection().size();
                    mActionMode.setTitle(getResources().getQuantityString(R.plurals.ab_selected, selected, selected));
                } else {
                    mActionMode.finish();
                    mActionMode = null;
                }
            }
        }
    });
    itemTouchHelper = new NotesListViewItemTouchHelper(this, mainViewModel, this, tracker, adapter, swipeRefreshLayout, coordinatorLayout, gridView);
    itemTouchHelper.attachToRecyclerView(listView);
}