Examples with Nullable androidx.annotation.Nullable used on opensource projects

Example 26 with Nullable

use of androidx.annotation.Nullable in project fresco by facebook.

the class DraweeScaleTypeFragment method onCreateView.

@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
    final View view = inflater.inflate(R.layout.fragment_drawee_scale_type, container, false);
    final ImageUriProvider imageUriProvider = sampleUris();
    final Uri uri1 = imageUriProvider.createSampleUri(ImageUriProvider.ImageSize.M, ImageUriProvider.Orientation.LANDSCAPE);
    final Uri uri2 = imageUriProvider.createSampleUri(ImageUriProvider.ImageSize.M, ImageUriProvider.Orientation.PORTRAIT);
    mDraweeTop1 = (SimpleDraweeView) view.findViewById(R.id.drawee_view_top_1);
    mDraweeTop2 = (SimpleDraweeView) view.findViewById(R.id.drawee_view_top_2);
    mDraweeMain = (SimpleDraweeView) view.findViewById(R.id.drawee_view);
    mSpinner = (Spinner) view.findViewById(R.id.spinner);
    mDraweeTop1.setImageURI(uri1);
    mDraweeTop1.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            changeMainDraweeUri(uri1);
        }
    });
    mDraweeTop2.setImageURI(uri2);
    mDraweeTop2.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            changeMainDraweeUri(uri2);
        }
    });
    changeMainDraweeUri(uri1);
    final SimpleScaleTypeAdapter adapter = SimpleScaleTypeAdapter.createForAllScaleTypes();
    mSpinner.setAdapter(adapter);
    mSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {

        @Override
        public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
            final SimpleScaleTypeAdapter.Entry spinnerEntry = (SimpleScaleTypeAdapter.Entry) adapter.getItem(position);
            changeMainDraweeScaleType(spinnerEntry.scaleType, spinnerEntry.focusPoint);
        }

        @Override
        public void onNothingSelected(AdapterView<?> parent) {
        }
    });
    mSpinner.setSelection(0);
    return view;
}

Example 27 with Nullable

use of androidx.annotation.Nullable in project Tusky by Vavassor.

the class NotificationsFragment method onCreateView.

@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.fragment_timeline_notifications, container, false);
    // from inflater to silence warning
    @NonNull Context context = inflater.getContext();
    SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(getActivity());
    boolean showNotificationsFilterSetting = preferences.getBoolean("showNotificationsFilter", true);
    // Clear notifications on filter visibility change to force refresh
    if (showNotificationsFilterSetting != showNotificationsFilter)
        notifications.clear();
    showNotificationsFilter = showNotificationsFilterSetting;
    // Setup the SwipeRefreshLayout.
    swipeRefreshLayout = rootView.findViewById(R.id.swipeRefreshLayout);
    recyclerView = rootView.findViewById(R.id.recyclerView);
    progressBar = rootView.findViewById(R.id.progressBar);
    statusView = rootView.findViewById(R.id.statusView);
    appBarOptions = rootView.findViewById(R.id.appBarOptions);
    swipeRefreshLayout.setOnRefreshListener(this);
    swipeRefreshLayout.setColorSchemeResources(R.color.tusky_blue);
    loadNotificationsFilter();
    // Setup the RecyclerView.
    recyclerView.setHasFixedSize(true);
    layoutManager = new LinearLayoutManager(context);
    recyclerView.setLayoutManager(layoutManager);
    recyclerView.setAccessibilityDelegateCompat(new ListStatusAccessibilityDelegate(recyclerView, this, (pos) -> {
        NotificationViewData notification = notifications.getPairedItemOrNull(pos);
        // We support replies only for now
        if (notification instanceof NotificationViewData.Concrete) {
            return ((NotificationViewData.Concrete) notification).getStatusViewData();
        } else {
            return null;
        }
    }));
    recyclerView.addItemDecoration(new DividerItemDecoration(context, DividerItemDecoration.VERTICAL));
    StatusDisplayOptions statusDisplayOptions = new StatusDisplayOptions(preferences.getBoolean("animateGifAvatars", false), accountManager.getActiveAccount().getMediaPreviewEnabled(), preferences.getBoolean("absoluteTimeView", false), preferences.getBoolean("showBotOverlay", true), preferences.getBoolean("useBlurhash", true), CardViewMode.NONE, preferences.getBoolean("confirmReblogs", true), preferences.getBoolean("confirmFavourites", false), preferences.getBoolean(PrefKeys.WELLBEING_HIDE_STATS_POSTS, false), preferences.getBoolean(PrefKeys.ANIMATE_CUSTOM_EMOJIS, false));
    adapter = new NotificationsAdapter(accountManager.getActiveAccount().getAccountId(), dataSource, statusDisplayOptions, this, this, this);
    alwaysShowSensitiveMedia = accountManager.getActiveAccount().getAlwaysShowSensitiveMedia();
    alwaysOpenSpoiler = accountManager.getActiveAccount().getAlwaysOpenSpoiler();
    recyclerView.setAdapter(adapter);
    topLoading = false;
    bottomLoading = false;
    bottomId = null;
    updateAdapter();
    Button buttonClear = rootView.findViewById(R.id.buttonClear);
    buttonClear.setOnClickListener(v -> confirmClearNotifications());
    buttonFilter = rootView.findViewById(R.id.buttonFilter);
    buttonFilter.setOnClickListener(v -> showFilterMenu());
    if (notifications.isEmpty()) {
        swipeRefreshLayout.setEnabled(false);
        sendFetchNotificationsRequest(null, null, FetchEnd.BOTTOM, -1);
    } else {
        progressBar.setVisibility(View.GONE);
    }
    ((SimpleItemAnimator) recyclerView.getItemAnimator()).setSupportsChangeAnimations(false);
    updateFilterVisibility();
    return rootView;
}

Example 28 with Nullable

use of androidx.annotation.Nullable in project CustomActivityOnCrash by Ereza.

the class CustomActivityOnCrash method getErrorActivityClassWithIntentFilter.

/**
 * INTERNAL method used to get the first activity with an intent-filter <action android:name="cat.ereza.customactivityoncrash.ERROR" />,
 * If there is no activity with that intent filter, this returns null.
 *
 * @param context A valid context. Must not be null.
 * @return A valid activity class, or null if no suitable one is found
 */
@SuppressWarnings("unchecked")
@Nullable
private static Class<? extends Activity> getErrorActivityClassWithIntentFilter(@NonNull Context context) {
    Intent searchedIntent = new Intent().setAction(INTENT_ACTION_ERROR_ACTIVITY).setPackage(context.getPackageName());
    List<ResolveInfo> resolveInfos = context.getPackageManager().queryIntentActivities(searchedIntent, PackageManager.GET_RESOLVED_FILTER);
    if (resolveInfos.size() > 0) {
        ResolveInfo resolveInfo = resolveInfos.get(0);
        try {
            return (Class<? extends Activity>) Class.forName(resolveInfo.activityInfo.name);
        } catch (ClassNotFoundException e) {
            // Should not happen, print it to the log!
            Log.e(TAG, "Failed when resolving the error activity class via intent filter, stack trace follows!", e);
        }
    }
    return null;
}

Example 29 with Nullable

use of androidx.annotation.Nullable in project CustomActivityOnCrash by Ereza.

the class CustomActivityOnCrash method getBuildDateAsString.

/**
 * INTERNAL method that returns the build date of the current APK as a string, or null if unable to determine it.
 *
 * @param context    A valid context. Must not be null.
 * @param dateFormat DateFormat to use to convert from Date to String
 * @return The formatted date, or "Unknown" if unable to determine it.
 */
@Nullable
private static String getBuildDateAsString(@NonNull Context context, @NonNull DateFormat dateFormat) {
    long buildDate;
    try {
        ApplicationInfo ai = context.getPackageManager().getApplicationInfo(context.getPackageName(), 0);
        ZipFile zf = new ZipFile(ai.sourceDir);
        // If this failed, try with the old zip method
        ZipEntry ze = zf.getEntry("classes.dex");
        buildDate = ze.getTime();
        zf.close();
    } catch (Exception e) {
        buildDate = 0;
    }
    if (buildDate > 312764400000L) {
        return dateFormat.format(new Date(buildDate));
    } else {
        return null;
    }
}

Example 30 with Nullable

use of androidx.annotation.Nullable in project kdeconnect-android by KDE.

the class MprisNowPlayingFragment method onCreateView.

@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
    if (activityMprisBinding == null) {
        activityMprisBinding = MprisNowPlayingBinding.inflate(inflater);
        mprisControlBinding = activityMprisBinding.mprisControl;
        String targetPlayerName = "";
        Intent activityIntent = requireActivity().getIntent();
        activityIntent.getStringExtra("player");
        activityIntent.removeExtra("player");
        if (TextUtils.isEmpty(targetPlayerName)) {
            if (savedInstanceState != null) {
                targetPlayerName = savedInstanceState.getString("targetPlayer");
            }
        }
        deviceId = requireArguments().getString(MprisPlugin.DEVICE_ID_KEY);
        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(requireContext());
        String interval_time_str = prefs.getString(getString(R.string.mpris_time_key), getString(R.string.mpris_time_default));
        final int interval_time = Integer.parseInt(interval_time_str);
        BackgroundService.RunCommand(requireContext(), service -> service.addConnectionListener(connectionReceiver));
        connectToPlugin(targetPlayerName);
        performActionOnClick(mprisControlBinding.loopButton, p -> {
            switch(p.getLoopStatus()) {
                case "None":
                    p.setLoopStatus("Track");
                    break;
                case "Track":
                    p.setLoopStatus("Playlist");
                    break;
                case "Playlist":
                    p.setLoopStatus("None");
                    break;
            }
        });
        performActionOnClick(mprisControlBinding.playButton, MprisPlugin.MprisPlayer::playPause);
        performActionOnClick(mprisControlBinding.shuffleButton, p -> p.setShuffle(!p.getShuffle()));
        performActionOnClick(mprisControlBinding.prevButton, MprisPlugin.MprisPlayer::previous);
        performActionOnClick(mprisControlBinding.rewButton, p -> targetPlayer.seek(interval_time * -1));
        performActionOnClick(mprisControlBinding.ffButton, p -> p.seek(interval_time));
        performActionOnClick(mprisControlBinding.nextButton, MprisPlugin.MprisPlayer::next);
        performActionOnClick(mprisControlBinding.stopButton, MprisPlugin.MprisPlayer::stop);
        mprisControlBinding.volumeSeek.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {

            @Override
            public void onProgressChanged(SeekBar seekBar, int i, boolean b) {
            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {
            }

            @Override
            public void onStopTrackingTouch(final SeekBar seekBar) {
                BackgroundService.RunCommand(requireContext(), service -> {
                    if (targetPlayer == null)
                        return;
                    targetPlayer.setVolume(seekBar.getProgress());
                });
            }
        });
        positionSeekUpdateRunnable = () -> {
            Context context = getContext();
            // Fragment was already detached
            if (context == null)
                return;
            BackgroundService.RunCommand(context, service -> {
                if (targetPlayer != null) {
                    mprisControlBinding.positionSeek.setProgress((int) (targetPlayer.getPosition()));
                }
                positionSeekUpdateHandler.removeCallbacks(positionSeekUpdateRunnable);
                positionSeekUpdateHandler.postDelayed(positionSeekUpdateRunnable, 1000);
            });
        };
        positionSeekUpdateHandler.postDelayed(positionSeekUpdateRunnable, 200);
        mprisControlBinding.positionSeek.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {

            @Override
            public void onProgressChanged(SeekBar seekBar, int progress, boolean byUser) {
                mprisControlBinding.progressTextview.setText(milisToProgress(progress));
            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {
                positionSeekUpdateHandler.removeCallbacks(positionSeekUpdateRunnable);
            }

            @Override
            public void onStopTrackingTouch(final SeekBar seekBar) {
                BackgroundService.RunCommand(requireContext(), service -> {
                    if (targetPlayer != null) {
                        targetPlayer.setPosition(seekBar.getProgress());
                    }
                    positionSeekUpdateHandler.postDelayed(positionSeekUpdateRunnable, 200);
                });
            }
        });
        mprisControlBinding.nowPlayingTextview.setSelected(true);
    }
    return activityMprisBinding.getRoot();
}