Examples with ViewModelProvider androidx.lifecycle.ViewModelProvider used on opensource projects

Example 81 with ViewModelProvider

use of androidx.lifecycle.ViewModelProvider in project grocy-android by patzly.

the class TransferFragment method onViewCreated.

@Override
public void onViewCreated(@Nullable View view, @Nullable Bundle savedInstanceState) {
    activity = (MainActivity) requireActivity();
    TransferFragmentArgs args = TransferFragmentArgs.fromBundle(requireArguments());
    viewModel = new ViewModelProvider(this, new TransferViewModelFactory(activity.getApplication(), args)).get(TransferViewModel.class);
    binding.setActivity(activity);
    binding.setViewModel(viewModel);
    binding.setFragment(this);
    binding.setFormData(viewModel.getFormData());
    binding.setLifecycleOwner(getViewLifecycleOwner());
    infoFullscreenHelper = new InfoFullscreenHelper(binding.container);
    viewModel.getInfoFullscreenLive().observe(getViewLifecycleOwner(), infoFullscreen -> infoFullscreenHelper.setInfo(infoFullscreen));
    viewModel.getIsLoadingLive().observe(getViewLifecycleOwner(), isDownloading -> binding.swipe.setRefreshing(isDownloading));
    viewModel.getEventHandler().observeEvent(getViewLifecycleOwner(), event -> {
        if (event.getType() == Event.SNACKBAR_MESSAGE) {
            activity.showSnackbar(((SnackbarMessage) event).getSnackbar(activity, activity.binding.frameMainContainer));
        } else if (event.getType() == Event.CONSUME_SUCCESS) {
            assert getArguments() != null;
            if (PurchaseFragmentArgs.fromBundle(getArguments()).getCloseWhenFinished()) {
                activity.navigateUp();
            } else {
                viewModel.getFormData().clearForm();
                focusProductInputIfNecessary();
                embeddedFragmentScanner.startScannerIfVisible();
            }
        } else if (event.getType() == Event.BOTTOM_SHEET) {
            BottomSheetEvent bottomSheetEvent = (BottomSheetEvent) event;
            activity.showBottomSheet(bottomSheetEvent.getBottomSheet(), event.getBundle());
        } else if (event.getType() == Event.FOCUS_INVALID_VIEWS) {
            focusNextInvalidView();
        } else if (event.getType() == Event.QUICK_MODE_ENABLED) {
            focusProductInputIfNecessary();
        } else if (event.getType() == Event.QUICK_MODE_DISABLED) {
            clearInputFocus();
        } else if (event.getType() == Event.CONTINUE_SCANNING) {
            embeddedFragmentScanner.startScannerIfVisible();
        } else if (event.getType() == Event.CHOOSE_PRODUCT) {
            String barcode = event.getBundle().getString(ARGUMENT.BARCODE);
            navigate(TransferFragmentDirections.actionTransferFragmentToChooseProductFragment(barcode).setForbidCreateProduct(true));
        }
    });
    Integer productIdSavedSate = (Integer) getFromThisDestinationNow(Constants.ARGUMENT.PRODUCT_ID);
    if (productIdSavedSate != null) {
        removeForThisDestination(Constants.ARGUMENT.PRODUCT_ID);
        viewModel.setQueueEmptyAction(() -> viewModel.setProduct(productIdSavedSate, null, null));
    } else if (NumUtil.isStringInt(args.getProductId())) {
        int productId = Integer.parseInt(args.getProductId());
        setArguments(new TransferFragmentArgs.Builder(args).setProductId(null).build().toBundle());
        viewModel.setQueueEmptyAction(() -> viewModel.setProduct(productId, null, null));
    }
    String barcode = (String) getFromThisDestinationNow(ARGUMENT.BARCODE);
    if (barcode != null) {
        removeForThisDestination(Constants.ARGUMENT.BARCODE);
        viewModel.addBarcodeToExistingProduct(barcode);
    }
    embeddedFragmentScanner.setScannerVisibilityLive(viewModel.getFormData().getScannerVisibilityLive());
    // following line is necessary because no observers are set in Views
    viewModel.getFormData().getQuantityUnitStockLive().observe(getViewLifecycleOwner(), i -> {
    });
    if (savedInstanceState == null) {
        viewModel.loadFromDatabase(true);
    }
    focusProductInputIfNecessary();
    updateUI(args.getAnimateStart() && savedInstanceState == null);
}

Example 82 with ViewModelProvider

use of androidx.lifecycle.ViewModelProvider in project grocy-android by patzly.

the class ShoppingModeFragment method onViewCreated.

@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
    activity = (MainActivity) requireActivity();
    viewModel = new ViewModelProvider(this).get(ShoppingModeViewModel.class);
    viewModel.setOfflineLive(!activity.isOnline());
    binding.setViewModel(viewModel);
    binding.setActivity(activity);
    binding.setFragment(this);
    binding.setLifecycleOwner(getViewLifecycleOwner());
    infoFullscreenHelper = new InfoFullscreenHelper(binding.frame);
    clickUtil = new ClickUtil();
    sharedPrefs = PreferenceManager.getDefaultSharedPreferences(activity);
    debug = PrefsUtil.isDebuggingEnabled(sharedPrefs);
    handler = new Handler();
    if (savedInstanceState == null) {
        binding.recycler.scrollTo(0, 0);
    }
    binding.recycler.setLayoutManager(new LinearLayoutManager(activity, LinearLayoutManager.VERTICAL, false));
    binding.recycler.setAdapter(new ShoppingPlaceholderAdapter());
    viewModel.getIsLoadingLive().observe(getViewLifecycleOwner(), state -> {
        if (!state) {
            viewModel.setCurrentQueueLoading(null);
        }
    });
    viewModel.getInfoFullscreenLive().observe(getViewLifecycleOwner(), infoFullscreen -> infoFullscreenHelper.setInfo(infoFullscreen));
    viewModel.getSelectedShoppingListIdLive().observe(getViewLifecycleOwner(), this::changeAppBarTitle);
    viewModel.getFilteredGroupedListItemsLive().observe(getViewLifecycleOwner(), items -> {
        if (items == null) {
            return;
        }
        if (items.isEmpty()) {
            InfoFullscreen info = new InfoFullscreen(InfoFullscreen.INFO_EMPTY_SHOPPING_LIST);
            viewModel.getInfoFullscreenLive().setValue(info);
        } else {
            viewModel.getInfoFullscreenLive().setValue(null);
        }
        if (binding.recycler.getAdapter() instanceof ShoppingModeItemAdapter) {
            ((ShoppingModeItemAdapter) binding.recycler.getAdapter()).updateData(items, viewModel.getProductHashMap(), viewModel.getQuantityUnitHashMap(), viewModel.getShoppingListItemAmountsHashMap(), viewModel.getMissingProductIds());
        } else {
            binding.recycler.setAdapter(new ShoppingModeItemAdapter(activity, (LinearLayoutManager) binding.recycler.getLayoutManager(), items, viewModel.getProductHashMap(), viewModel.getQuantityUnitHashMap(), viewModel.getShoppingListItemAmountsHashMap(), viewModel.getMissingProductIds(), this, sharedPrefs.getBoolean(SHOPPING_MODE.USE_SMALLER_FONT, SETTINGS_DEFAULT.SHOPPING_MODE.USE_SMALLER_FONT), sharedPrefs.getBoolean(SHOPPING_MODE.SHOW_PRODUCT_DESCRIPTION, SETTINGS_DEFAULT.SHOPPING_MODE.SHOW_PRODUCT_DESCRIPTION)));
            binding.recycler.scheduleLayoutAnimation();
        }
    });
    viewModel.getEventHandler().observeEvent(getViewLifecycleOwner(), event -> {
        if (event.getType() == Event.SNACKBAR_MESSAGE) {
            activity.showSnackbar(((SnackbarMessage) event).getSnackbar(activity, activity.binding.frameMainContainer));
        }
    });
    hideDisabledFeatures();
    if (savedInstanceState == null) {
        viewModel.loadFromDatabase(true);
    }
    updateUI(ShoppingModeFragmentArgs.fromBundle(requireArguments()).getAnimateStart() && savedInstanceState == null);
}

Example 83 with ViewModelProvider

use of androidx.lifecycle.ViewModelProvider in project grocy-android by patzly.

the class TasksFragment method onViewCreated.

@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
    activity = (MainActivity) requireActivity();
    viewModel = new ViewModelProvider(this).get(TasksViewModel.class);
    viewModel.setOfflineLive(!activity.isOnline());
    binding.setViewModel(viewModel);
    binding.setActivity(activity);
    binding.setFragment(this);
    binding.setLifecycleOwner(getViewLifecycleOwner());
    infoFullscreenHelper = new InfoFullscreenHelper(binding.frame);
    clickUtil = new ClickUtil();
    // APP BAR BEHAVIOR
    appBarBehavior = new AppBarBehavior(activity, binding.appBarDefault, binding.appBarSearch, savedInstanceState);
    binding.recycler.setLayoutManager(new LinearLayoutManager(activity, LinearLayoutManager.VERTICAL, false));
    binding.recycler.setAdapter(new MasterPlaceholderAdapter());
    if (savedInstanceState == null) {
        binding.recycler.scrollToPosition(0);
        viewModel.resetSearch();
    }
    viewModel.getIsLoadingLive().observe(getViewLifecycleOwner(), state -> {
        if (!state) {
            viewModel.setCurrentQueueLoading(null);
        }
    });
    viewModel.getInfoFullscreenLive().observe(getViewLifecycleOwner(), infoFullscreen -> infoFullscreenHelper.setInfo(infoFullscreen));
    viewModel.getFilteredTasksLive().observe(getViewLifecycleOwner(), items -> {
        if (items == null) {
            return;
        }
        if (items.isEmpty()) {
            InfoFullscreen info;
            if (viewModel.isSearchActive()) {
                info = new InfoFullscreen(InfoFullscreen.INFO_NO_SEARCH_RESULTS);
            } else {
                info = new InfoFullscreen(InfoFullscreen.INFO_EMPTY_TASKS);
            }
            viewModel.getInfoFullscreenLive().setValue(info);
        } else {
            viewModel.getInfoFullscreenLive().setValue(null);
        }
        if (binding.recycler.getAdapter() instanceof TasksItemAdapter) {
            ((TasksItemAdapter) binding.recycler.getAdapter()).updateData(items, viewModel.getSortMode());
        } else {
            binding.recycler.setAdapter(new TasksItemAdapter(requireContext(), items, this, viewModel.getSortMode()));
        }
    });
    viewModel.getEventHandler().observeEvent(getViewLifecycleOwner(), event -> {
        if (event.getType() == Event.SNACKBAR_MESSAGE) {
            activity.showSnackbar(((SnackbarMessage) event).getSnackbar(activity, activity.binding.frameMainContainer));
        }
    });
    if (swipeBehavior == null) {
        swipeBehavior = new SwipeBehavior(activity, swipeStarted -> binding.swipe.setEnabled(!swipeStarted)) {

            @Override
            public void instantiateUnderlayButton(RecyclerView.ViewHolder viewHolder, List<UnderlayButton> underlayButtons) {
                int position = viewHolder.getAdapterPosition();
                ArrayList<Task> displayedItems = viewModel.getFilteredTasksLive().getValue();
                if (displayedItems == null || position < 0 || position >= displayedItems.size()) {
                    return;
                }
                Task task = displayedItems.get(position);
                underlayButtons.add(new UnderlayButton(R.drawable.ic_round_done, pos -> {
                    if (pos >= displayedItems.size()) {
                        return;
                    }
                    swipeBehavior.recoverLatestSwipedItem();
                    viewModel.performAction(ACTION.UNDO, displayedItems.get(pos));
                }));
            }
        };
    }
    swipeBehavior.attachToRecyclerView(binding.recycler);
    hideDisabledFeatures();
    if (savedInstanceState == null) {
        viewModel.loadFromDatabase(true);
    }
    updateUI(savedInstanceState == null);
}

Example 84 with ViewModelProvider

use of androidx.lifecycle.ViewModelProvider in project OpenBot by isl-org.

the class ControlsFragment method onViewCreated.

@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
    super.onViewCreated(view, savedInstanceState);
    requireActivity().getWindow().addFlags(android.view.WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
    phoneController = PhoneController.getInstance(requireContext());
    preferencesManager = new SharedPreferencesManager(requireContext());
    audioPlayer = new AudioPlayer(requireContext());
    masterList = FileUtils.loadConfigJSONFromAsset(requireActivity());
    serverCommunication = new ServerCommunication(requireContext(), this);
    requireActivity().getSupportFragmentManager().setFragmentResultListener(Constants.GENERIC_MOTION_EVENT, this, (requestKey, result) -> {
        MotionEvent motionEvent = result.getParcelable(Constants.DATA);
        vehicle.setControl(vehicle.getGameController().processJoystickInput(motionEvent, -1));
        processControllerKeyData(Constants.CMD_DRIVE);
    });
    requireActivity().getSupportFragmentManager().setFragmentResultListener(Constants.KEY_EVENT, this, (requestKey, result) -> processKeyEvent(result.getParcelable(Constants.DATA)));
    mViewModel = new ViewModelProvider(requireActivity()).get(MainViewModel.class);
    vehicle = mViewModel.getVehicle().getValue();
    startAnimation = AnimationUtils.loadAnimation(requireContext(), R.anim.blink);
    mViewModel.getUsbData().observe(getViewLifecycleOwner(), data -> {
        char header = data.charAt(0);
        String body = data.substring(1);
        switch(header) {
            case 'f':
                vehicle.processVehicleConfig(body);
                break;
            case 'v':
                if (FormatUtils.isNumeric(body)) {
                    vehicle.setBatteryVoltage(Float.parseFloat(body));
                } else {
                    String[] msgParts = body.split(":");
                    switch(msgParts[0]) {
                        case "min":
                            vehicle.setMinMotorVoltage(Float.parseFloat(msgParts[1]));
                        case "low":
                            vehicle.setLowBatteryVoltage(Float.parseFloat(msgParts[1]));
                            break;
                        case "max":
                            vehicle.setMaxBatteryVoltage(Float.parseFloat(msgParts[1]));
                            break;
                        default:
                            Toast.makeText(requireContext().getApplicationContext(), "Invalid voltage message received!", Toast.LENGTH_SHORT).show();
                            break;
                    }
                }
                break;
            case 's':
                if (FormatUtils.isNumeric(body)) {
                    vehicle.setSonarReading(Float.parseFloat(body));
                }
                break;
            case 'w':
                String[] itemList = body.split(",");
                if (itemList.length == 2 && FormatUtils.isNumeric(itemList[0]) && FormatUtils.isNumeric(itemList[1])) {
                    vehicle.setLeftWheelRpm(Float.parseFloat(itemList[0]));
                    vehicle.setRightWheelRpm(Float.parseFloat(itemList[1]));
                }
                break;
            case 'b':
                // do nothing
                break;
        }
        processUSBData(data);
    });
    handlePhoneControllerEvents();
    vehicle.requestVehicleConfig();
}

Example 85 with ViewModelProvider

use of androidx.lifecycle.ViewModelProvider in project OpenBot by isl-org.

the class MainActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    viewModel = new ViewModelProvider(this).get(MainViewModel.class);
    vehicle = OpenBotApplication.vehicle;
    // if (vehicle == null) {
    // SharedPreferences sharedPreferences =
    // PreferenceManager.getDefaultSharedPreferences(this);
    // int baudRate = Integer.parseInt(sharedPreferences.getString("baud_rate", "115200"));
    // vehicle = new Vehicle(this, baudRate);
    // vehicle.connectUsb();
    viewModel.setVehicle(vehicle);
    // }
    localBroadcastReceiver = new BroadcastReceiver() {

        @Override
        public void onReceive(Context context, Intent intent) {
            String action = intent.getAction();
            if (action != null) {
                switch(action) {
                    case UsbManager.ACTION_USB_DEVICE_ATTACHED:
                        if (!vehicle.isUsbConnected()) {
                            vehicle.connectUsb();
                            viewModel.setUsbStatus(vehicle.isUsbConnected());
                        }
                        Timber.i("USB device attached");
                        break;
                    // Case activated when app is not set to open default when usb is connected
                    case UsbConnection.ACTION_USB_PERMISSION:
                        synchronized (this) {
                            UsbDevice usbDevice = intent.getParcelableExtra(UsbManager.EXTRA_DEVICE);
                            if (intent.getBooleanExtra(UsbManager.EXTRA_PERMISSION_GRANTED, false)) {
                                if (usbDevice != null) {
                                    // call method to set up device communication
                                    if (!vehicle.isUsbConnected()) {
                                        vehicle.connectUsb();
                                    }
                                    viewModel.setUsbStatus(vehicle.isUsbConnected());
                                    Timber.i("USB device attached");
                                }
                            }
                        }
                        break;
                    case UsbManager.ACTION_USB_DEVICE_DETACHED:
                        vehicle.disconnectUsb();
                        viewModel.setUsbStatus(vehicle.isUsbConnected());
                        Timber.i("USB device detached");
                        break;
                    case USB_ACTION_DATA_RECEIVED:
                        viewModel.setUsbData(intent.getStringExtra("data"));
                        break;
                }
            }
        }
    };
    IntentFilter localIntentFilter = new IntentFilter();
    localIntentFilter.addAction(USB_ACTION_DATA_RECEIVED);
    localIntentFilter.addAction(UsbManager.ACTION_USB_DEVICE_DETACHED);
    localIntentFilter.addAction(UsbManager.ACTION_USB_DEVICE_ATTACHED);
    localIntentFilter.addAction(UsbConnection.ACTION_USB_PERMISSION);
    localBroadcastManager = LocalBroadcastManager.getInstance(this);
    localBroadcastManager.registerReceiver(localBroadcastReceiver, localIntentFilter);
    registerReceiver(localBroadcastReceiver, localIntentFilter);
    NavHostFragment navHostFragment = (NavHostFragment) getSupportFragmentManager().findFragmentById(R.id.nav_host_fragment);
    NavController navController = navHostFragment.getNavController();
    AppBarConfiguration appBarConfiguration = new AppBarConfiguration.Builder(navController.getGraph()).build();
    Toolbar toolbar = findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);
    NavigationUI.setupWithNavController(toolbar, navController, appBarConfiguration);
    navController.addOnDestinationChangedListener((controller, destination, arguments) -> {
        if (destination.getId() == R.id.mainFragment || destination.getId() == R.id.settingsFragment)
            toolbar.setVisibility(View.VISIBLE);
        else
            toolbar.setVisibility(View.GONE);
    });
// if (savedInstanceState == null) {
// // Default to open this when app opens
// Intent intent = new Intent(this, DefaultActivity.class);
// startActivity(intent);
// }
}