Example usage for javafx.beans.binding Bindings isNull

Introduction

In this page you can find the example usage for javafx.beans.binding Bindings isNull.

Prototype

public static BooleanBinding isNull(final ObservableObjectValue<?> op) 

Source Link

Document

Creates a new javafx.beans.binding.BooleanBinding that holds true if the value of an javafx.beans.value.ObservableObjectValue is null .

Usage

From source file:acmi.l2.clientmod.xdat.Controller.java

@Override
public void initialize(URL location, ResourceBundle resources) {
    interfaceResources = resources;/*  w  w w . ja va 2  s.  c o  m*/

    Node scriptingTab = loadScriptTabContent();

    initialDirectory.addListener((observable, oldVal, newVal) -> {
        if (newVal != null)
            XdatEditor.getPrefs().put("initialDirectory", newVal.getPath());
    });
    editor.xdatClassProperty().addListener((ob, ov, nv) -> {
        log.log(Level.INFO, String.format("XDAT class selected: %s", nv.getName()));

        tabs.getTabs().clear();

        for (Iterator<InvalidationListener> it = xdatListeners.iterator(); it.hasNext();) {
            editor.xdatObjectProperty().removeListener(it.next());
            it.remove();
        }

        editor.setXdatObject(null);

        if (scriptingTab != null) {
            Tab tab = new Tab("script console");
            tab.setContent(scriptingTab);
            tabs.getTabs().add(tab);
        }

        Arrays.stream(nv.getDeclaredFields()).filter(field -> List.class.isAssignableFrom(field.getType()))
                .forEach(field -> {
                    field.setAccessible(true);
                    tabs.getTabs().add(createTab(field));
                });
    });
    progressBar.visibleProperty().bind(editor.workingProperty());
    open.disableProperty().bind(Bindings.isNull(editor.xdatClassProperty()));
    BooleanBinding nullXdatObject = Bindings.isNull(editor.xdatObjectProperty());
    tabs.disableProperty().bind(nullXdatObject);
    save.disableProperty().bind(nullXdatObject);
    saveAs.disableProperty().bind(nullXdatObject);

    xdatFile.addListener((observable, oldValue, newValue) -> {
        if (newValue == null)
            return;

        Collection<File> files = FileUtils.listFiles(newValue.getParentFile(),
                new WildcardFileFilter("SysString-*.dat"), null);
        if (!files.isEmpty()) {
            File file = files.iterator().next();
            log.info("sysstring file: " + file);
            try (InputStream is = L2Crypt.decrypt(new FileInputStream(file), file.getName())) {
                SysstringPropertyEditor.strings.clear();
                int count = IOUtil.readInt(is);
                for (int i = 0; i < count; i++) {
                    SysstringPropertyEditor.strings.put(IOUtil.readInt(is), IOUtil.readString(is));
                }
            } catch (Exception ignore) {
            }
        }

        File file = new File(newValue.getParentFile(), "L2.ini");
        try {
            TexturePropertyEditor.environment = new Environment(file);
            TexturePropertyEditor.environment.getPaths().forEach(s -> log.info("environment path: " + s));
        } catch (Exception ignore) {
        }
    });
}

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From source file:mesclasses.view.JourneeController.java

/**
 * Initializes the controller class./*  w w  w .  j a v a2 s  .  c o  m*/
 */
@Override
public void initialize(URL url, ResourceBundle rb) {
    LogUtil.logStart();
    name = "Journee Ctrl";
    super.initialize(url, rb);
    LOG.debug("Initialisation de " + name);
    initTabs();
    Btns.makeLeft(previousDayBtn);
    Btns.makeRight(nextDayBtn);
    Btns.makeLeft(seanceSelect.getBtnLeft());
    Btns.makeRight(seanceSelect.getBtnRight());

    Btns.makeAdd(addCoursBtn);
    Btns.makeDelete(remCoursBtn);

    Btns.tooltip(previousDayBtn, "Jour prcdent");
    Btns.tooltip(nextDayBtn, "Jour suivant");
    Btns.tooltip(seanceSelect.getBtnLeft(), "Sance prcdente");
    Btns.tooltip(seanceSelect.getBtnRight(), "Sance suivante");
    Btns.tooltip(addCoursBtn, "Ajouter une sance ponctuelle");
    Btns.tooltip(remCoursBtn, "Supprimer la sance ponctuelle");
    Btns.tooltip(switchNonActifsBtn, "active/dsactive l'affichage des lves inactifs");
    Btns.tooltip(rapportsBtn, "Ouvre la page des rapports trimestriels pour la classe");
    Btns.tooltip(punitionsBtn, "Ouvre le suivi des punitions, devoirs et mots pour la classe");
    Btns.tooltip(postItBtn, "ouvre le postIt de la classe");
    Btns.tooltip(ramasserBtn, "ouvre la fentre des actions  faire pour la classe");

    currentDate.setDayCellFactory(new TunedDayCellFactory().setAllowSundays(false));
    currentDate.setConverter(NodeUtil.DATE_WITH_DAY_NAME);

    currentDate.valueProperty().addListener(dateListener);

    displayNonActifs = new SimpleBooleanProperty(false);
    switchNonActifsBtn.setText("Afficher inactifs");
    displayNonActifs.addListener((observable, oldValue, newValue) -> {

        LOG.debug("Switch actifs/inactifs");
        switchNonActifsBtn.setText(displayNonActifs.get() ? "Masquer inactifs" : "Afficher inactifs");
        refreshGrid();
    });

    seanceSelect.addChangeListener((ob, o, n) -> {
        LOG.debug("seanceSelect changed --> reloading");
        loadCurrentSeance();
    });
    // activation du bouton remCours si besoin
    rapportsBtn.disableProperty().bind(Bindings.isNull(seanceSelect.valueProperty()));
    punitionsBtn.disableProperty().bind(Bindings.isNull(seanceSelect.valueProperty()));
    postItBtn.disableProperty().bind(Bindings.isNull(seanceSelect.valueProperty()));

    // on ne change que la date, le listener sur currentDate se charge du reste
    LocalDate today = LocalDate.now();
    if (today.getDayOfWeek().equals(DayOfWeek.SUNDAY)) {
        today = today.minusDays(1);
    }
    LOG.debug("Initializing with today's date");
    currentDate.setValue(today);
    LogUtil.logEnd();
}

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From source file:acmi.l2.clientmod.l2smr.Controller.java

private void initializeUsx() {
    staticMeshDirProperty().addListener((observable, oldValue, newValue) -> {
        smPane.setDisable(true);/*  w w w  .j av  a2s . c  o  m*/

        usxChooser.getSelectionModel().clearSelection();
        usxChooser.getItems().clear();

        if (newValue == null) {
            return;
        }

        smPane.setDisable(false);
        usxChooser.getItems().addAll(Arrays.stream(newValue.listFiles(STATICMESH_FILE_FILTER))
                .map(File::getName).collect(Collectors.toList()));
        AutoCompleteComboBox.autoCompleteComboBox(usxChooser, AutoCompleteComboBox.AutoCompleteMode.CONTAINING);
    });
    this.usx.bind(Bindings.createObjectBinding(() -> {
        String selected = usxChooser.getSelectionModel().getSelectedItem();
        if (selected == null)
            return null;
        return new File(getStaticMeshDir(), selected);
    }, staticMeshDirProperty(), usxChooser.getSelectionModel().selectedItemProperty()));
    this.usx.addListener((observable, oldValue, newValue) -> {
        smChooser.getSelectionModel().clearSelection();
        smChooser.getItems().clear();
        smChooser.setDisable(true);
        if (newValue == null) {
            return;
        }

        try (UnrealPackage up = new UnrealPackage(newValue, true)) {
            smChooser.getItems().setAll(up.getExportTable().stream()
                    .filter(entry -> entry.getObjectClass().getObjectFullName().equals("Engine.StaticMesh"))
                    .map(UnrealPackage.ExportEntry::getObjectInnerFullName)
                    .sorted(String.CASE_INSENSITIVE_ORDER).collect(Collectors.toList()));
            smChooser.setDisable(false);
            AutoCompleteComboBox.autoCompleteComboBox(smChooser,
                    AutoCompleteComboBox.AutoCompleteMode.CONTAINING);
        } catch (Exception e) {
            onException("Read failed", e);
        }
    });
    this.smView.disableProperty().bind(Bindings.isNull(smChooser.getSelectionModel().selectedItemProperty()));
    ObservableBooleanValue b = Bindings.or(
            Bindings.isNull(unrChooser.getSelectionModel().selectedItemProperty()),
            Bindings.isNull(smChooser.getSelectionModel().selectedItemProperty()));
    this.addToUnr.disableProperty().bind(b);
    this.createNew.disableProperty().bind(b);
}

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