Java Code Examples for javafx.beans.binding.Bindings#createStringBinding()

/** Makes the title unique w.r.t. already present tabs. */
private Val<String> uniqueNameBinding(Val<String> titleProperty, int tabIdx) {
    Binding<String> uniqueBinding = Bindings.createStringBinding(
        () -> {
            String title = titleProperty.getOrElse("Unnamed");
            int sameName = 0;
            LiveList<T> controllers = getControllers();
            for (int i = 0; i < controllers.size() && i < tabIdx; i++) {
                if (title.equals(controllers.get(i).titleProperty().getOrElse("Unnamed"))) {
                    sameName++;
                }

            }
            return sameName == 0 ? title : title + " (" + sameName + ")";
        },
        titleProperty,
        getTabs()
    );
    return Val.wrap(uniqueBinding);
}
 

private StringBinding createBinding(int i) {
    SimpleLongProperty prop;
    switch(i / 4){
        case 0:
            prop = value1;
            break;
        case 1:
            prop = value2;
            break;
        case 2:
            prop = value3;
            break;
        case 3:
            prop = value4;
            break;
        default:
            throw new IllegalArgumentException(String.valueOf(i));
    }
    int rem = i % 4;
    return Bindings.createStringBinding(() -> {
        int j = (prop.intValue() >> (24 - rem * 8)) & 0xFF;
        return new String(new byte[]{formatChar(j)}, StandardCharsets.UTF_8);
    }, prop);
}
 

private Node initializeNode(
		final Node rootNode,
		final String datasetPromptText,
		final Node browseNode)
{
	final MenuButton datasetDropDown = new MenuButton();
	final StringBinding datasetDropDownText = Bindings.createStringBinding(() -> dataset.get() == null || dataset.get().length() == 0 ? datasetPromptText : datasetPromptText + ": " + dataset.get(), dataset);
	final ObjectBinding<Tooltip> datasetDropDownTooltip = Bindings.createObjectBinding(() -> Optional.ofNullable(dataset.get()).map(Tooltip::new).orElse(null), dataset);
	datasetDropDown.tooltipProperty().bind(datasetDropDownTooltip);
	datasetDropDown.disableProperty().bind(this.isN5Valid.not());
	datasetDropDown.textProperty().bind(datasetDropDownText);
	datasetChoices.addListener((ListChangeListener<String>) change -> {
		final MatchSelection matcher = MatchSelection.fuzzySorted(datasetChoices, s -> {
			dataset.set(s);
			datasetDropDown.hide();
		});
		LOG.debug("Updating dataset dropdown to fuzzy matcher with choices: {}", datasetChoices);
		final CustomMenuItem menuItem = new CustomMenuItem(matcher, false);
		// clear style to avoid weird blue highlight
		menuItem.getStyleClass().clear();
		datasetDropDown.getItems().setAll(menuItem);
		datasetDropDown.setOnAction(e -> {datasetDropDown.show(); matcher.requestFocus();});
	});
	final GridPane grid = new GridPane();
	grid.add(rootNode, 0, 0);
	grid.add(datasetDropDown, 0, 1);
	GridPane.setHgrow(rootNode, Priority.ALWAYS);
	GridPane.setHgrow(datasetDropDown, Priority.ALWAYS);
	grid.add(browseNode, 1, 0);

	return grid;
}
 

public StringBinding getElapsedStringBinding(LocalDateTime start) {
    return Bindings.createStringBinding(() -> 
        units.stream()
            .filter(u -> start.plus(1, u).isBefore(time.get())) // ignore units where less than 1 unit has elapsed
            .sorted(Comparator.reverseOrder()) // sort with biggest first
            .findFirst() // get the first (biggest) unit
            .map(u -> String.format("%d %s ago", u.between(start, time.get()), u)) // format as string
            .orElse("Just now") // default if elapsed time is less than smallest unit
    , time);
}
 

protected void bindValues() {
    ObservableNumberValue count = wordCountProperty();
    StringBinding filenameText = Bindings.createStringBinding(() -> filename(file.get()), file);

    error.bind(Bindings.equal(count, 0));
    filename.bind(filenameText);
}
 

/**
 * Creates the {@link Hyperlink} leading to the git revision on github
 *
 * @return The {@link Hyperlink} leading to the git revision on github
 */
private Hyperlink createGitRevisionHyperlink() {
    final StringBinding revisionText = Bindings.createStringBinding(
            () -> Optional.ofNullable(getControl().getBuildInformation())
                    .map(ApplicationBuildInformation::getApplicationGitRevision).orElse(null),
            getControl().buildInformationProperty());

    final BooleanBinding disableProperty = Bindings.when(Bindings
            .and(Bindings.isNotNull(revisionText), Bindings.notEqual(revisionText, "unknown")))
            .then(false).otherwise(true);

    final Hyperlink gitRevisionHyperlink = new Hyperlink();

    gitRevisionHyperlink.textProperty().bind(revisionText);

    // if the git revision equals "unknown" disable the hyperlink
    gitRevisionHyperlink.disableProperty().bind(disableProperty);
    gitRevisionHyperlink.visitedProperty().bind(disableProperty);
    gitRevisionHyperlink.underlineProperty().bind(disableProperty);

    // if the git revision has been clicked on open the corresponding commit page on github
    gitRevisionHyperlink.setOnAction(event -> {
        try {
            final URI uri = new URI("https://github.com/PhoenicisOrg/phoenicis/commit/"
                    + getControl().getBuildInformation().getApplicationGitRevision());

            getControl().getOpener().open(uri);
        } catch (URISyntaxException e) {
            LOGGER.error("Could not open GitHub URL.", e);
        }
    });

    return gitRevisionHyperlink;
}
 

public GenericBackendDialogN5 backendDialog(ExecutorService propagationExecutor) {
	final Label storageLabel = new Label();
	final Label bucketLabel  = new Label();
	final StringBinding storageAsString = Bindings.createStringBinding(
		() -> Optional.ofNullable(storage.getValue()).map(Storage::toString).orElse(""),
		storage
	);

	final StringBinding bucketAsString = Bindings.createStringBinding(
			() -> Optional.ofNullable(bucket.getValue()).map(Bucket::getName).orElse(""),
			bucket
	);

	storageLabel.textProperty().bind(storageAsString);
	bucketLabel.textProperty().bind(bucketAsString);



	final GridPane grid = new GridPane();
		grid.add(storageLabel, 1, 0);
		grid.add(bucketLabel, 1, 1);

		grid.add(new Label("storage"), 0, 0);
		grid.add(new Label("bucket"), 0, 1);

		grid.setHgap(10);

	final Consumer<Event> onClick = event -> {
		{
			final GoogleCloudBrowseHandler handler = new GoogleCloudBrowseHandler();
			final Optional<Pair<Storage, Bucket>> res     = handler.select(grid.getScene());
			LOG.debug("Got result from handler: {}", res);
			if (res.isPresent())
			{
				LOG.debug("Got result from handler: {} {}", res.get().getA(), res.get().getB());
				storageAndBucket.storage.set(res.get().getA());
				storageAndBucket.bucket.set(res.get().getB());
			}
		}
	};
	final Button browseButton = new Button("Browse");
	browseButton.setOnAction(onClick::accept);

	return new GenericBackendDialogN5(grid, browseButton, "google", writerSupplier, propagationExecutor);
}
 

public StringBinding getTimeStringBinding(DateTimeFormatter formatter) {
    return Bindings.createStringBinding(() -> formatter.format(time.get()), time);
}
 

@Override
public StringExpression textBinding(final I18nKey key, final ObservableValue<?>... arguments) {
    return Bindings.createStringBinding(() -> text(key, toArgs(arguments)), arguments);
}
 

/**
 * Maps a {@link ObservableValue} object to a {@link StringBinding} by applying the given converter function.
 * In case the input value is empty, i.e. contains <code>null</code>, the given default value is used
 *
 * @param property The input value
 * @param converter The converter function
 * @param defaultValue The default value in case the input value is empty
 * @param <E> The type of the input value
 * @return A {@link StringBinding} containing the converted value
 */
public static <E> StringBinding map(ObservableValue<E> property, Function<E, String> converter,
        String defaultValue) {
    return Bindings.createStringBinding(
            () -> Optional.ofNullable(property.getValue()).map(converter).orElse(defaultValue), property);
}