Example usage for javafx.scene.control TreeItem TreeItem

Introduction

In this page you can find the example usage for javafx.scene.control TreeItem TreeItem.

Prototype

public TreeItem(final T value) 

Source Link

Document

Creates a TreeItem with the value property set to the provided object.

Usage

From source file:Main.java

@Override
public void start(Stage stage) {
    rootNode.setExpanded(true);//from  ww w.  j  a  v a2s.c  o  m
    System.out.println(rootNode.toString());
    for (Employee employee : employees) {
        TreeItem<String> empLeaf = new TreeItem<String>(employee.getName());
        boolean found = false;
        for (TreeItem<String> depNode : rootNode.getChildren()) {
            if (depNode.getValue().contentEquals(employee.getDepartment())) {
                depNode.getChildren().add(empLeaf);
                found = true;
                break;
            }
        }
        if (!found) {
            TreeItem depNode = new TreeItem(employee.getDepartment());
            rootNode.getChildren().add(depNode);
            depNode.getChildren().add(empLeaf);
        }
    }
    stage.setTitle("Tree View Sample");
    VBox box = new VBox();
    final Scene scene = new Scene(box, 400, 300);
    scene.setFill(Color.LIGHTGRAY);

    TreeView<String> treeView = new TreeView<String>(rootNode);
    treeView.setShowRoot(true);
    treeView.setEditable(true);
    box.getChildren().add(treeView);
    stage.setScene(scene);
    stage.show();
}

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From source file:sonicScream.utilities.ScriptParser.java

public static TreeItem<String> parseScript(BufferedReader scriptReader, String fileName) throws IOException {
    if (fileName.contains(".vsndevts_c")) {
        return parseCompiledScript(scriptReader, fileName);
    } else {/*from w w  w. j  av  a 2  s.c  om*/
        _rootItem = new TreeItem<>("root");
        _currentParent = _rootItem;

        String line;
        while ((line = scriptReader.readLine()) != null) {
            parseLine(line);
        }
        return _rootItem;
    }
}

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From source file:sonicScream.utilities.ScriptParser.java

private static TreeItem<String> parseCompiledScript(BufferedReader scriptReader, String fileName)
        throws IOException {
    _rootItem = new TreeItem<>("root");
    _currentParent = _rootItem;/*w  w  w  . j  a  va2 s.  c  om*/

    parseHeaderAndFirstTwoLines(scriptReader, StringParsing.getScriptNameFromFileName(fileName));

    String line;
    while ((line = scriptReader.readLine()) != null) {
        if (line.contains("operator_stacks")) {
            parseNameAndOperatorStacks(line);
        } else {
            parseLine(line);
        }

        if (line.contains("{")) {
            _openBraces++;
        }
        if (line.contains("}")) {
            _closeBraces++;
        }

        if (_openBraces == _closeBraces && (_openBraces != 0) && (_closeBraces != 0)) {
            parseLine("}");
            _openBraces = 0;
            _closeBraces = 0;
        }
    }
    return _rootItem;
}

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From source file:Main.java

public Main() {
    this.rootNode = new TreeItem<>("MyCompany Human Resources");
}

---

From source file:Main.java

@Override
public void start(Stage stage) {
    rootNode.setExpanded(true);/*from  w  ww.ja va2 s.c om*/
    for (Employee employee : employees) {
        TreeItem<String> empLeaf = new TreeItem<>(employee.getName());
        boolean found = false;
        for (TreeItem<String> depNode : rootNode.getChildren()) {
            if (depNode.getValue().contentEquals(employee.getDepartment())) {
                depNode.getChildren().add(empLeaf);
                found = true;
                break;
            }
        }
        if (!found) {
            TreeItem depNode = new TreeItem(employee.getDepartment());
            rootNode.getChildren().add(depNode);
            depNode.getChildren().add(empLeaf);
        }
    }

    stage.setTitle("Tree View Sample");
    VBox box = new VBox();
    final Scene scene = new Scene(box, 400, 300);
    scene.setFill(Color.LIGHTGRAY);

    TreeView<String> treeView = new TreeView<>(rootNode);
    treeView.setEditable(true);
    treeView.setCellFactory((TreeView<String> p) -> new TextFieldTreeCellImpl());

    box.getChildren().add(treeView);
    stage.setScene(scene);
    stage.show();
}

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From source file:Main.java

@Override
public void start(Stage stage) {
    root.setExpanded(true);/*from ww w. ja v  a  2s  .c  o  m*/
    employees.stream().forEach((employee) -> {
        root.getChildren().add(new TreeItem<>(employee));
    });
    Scene scene = new Scene(new Group(), 400, 400);
    Group sceneRoot = (Group) scene.getRoot();

    TreeTableColumn<Employee, String> empColumn = new TreeTableColumn<>("Employee");
    empColumn.setPrefWidth(150);
    empColumn.setCellValueFactory(
            (TreeTableColumn.CellDataFeatures<Employee, String> param) -> new ReadOnlyStringWrapper(
                    param.getValue().getValue().getName()));

    TreeTableColumn<Employee, String> emailColumn = new TreeTableColumn<>("Email");
    emailColumn.setPrefWidth(190);
    emailColumn.setCellValueFactory(
            (TreeTableColumn.CellDataFeatures<Employee, String> param) -> new ReadOnlyStringWrapper(
                    param.getValue().getValue().getEmail()));

    TreeTableView<Employee> treeTableView = new TreeTableView<>(root);
    treeTableView.getColumns().setAll(empColumn, emailColumn);

    treeTableView.setTableMenuButtonVisible(true);

    sceneRoot.getChildren().add(treeTableView);
    stage.setScene(scene);
    stage.show();
}

---

From source file:Main.java

@Override
public void start(Stage stage) {
    rootNode.setExpanded(true);/*from  w  w  w  .  j a va  2 s.c o  m*/
    for (Employee employee : employees) {
        TreeItem<String> empLeaf = new TreeItem<>(employee.getName());
        boolean found = false;
        for (TreeItem<String> depNode : rootNode.getChildren()) {
            if (depNode.getValue().contentEquals(employee.getDepartment())) {
                depNode.getChildren().add(empLeaf);
                found = true;
                break;
            }
        }
        if (!found) {
            TreeItem<String> depNode = new TreeItem<>(employee.getDepartment());
            rootNode.getChildren().add(depNode);
            depNode.getChildren().add(empLeaf);
        }
    }

    stage.setTitle("Tree View Sample");
    VBox box = new VBox();
    final Scene scene = new Scene(box, 400, 300);
    scene.setFill(Color.LIGHTGRAY);

    TreeView<String> treeView = new TreeView<>(rootNode);
    treeView.setEditable(true);
    treeView.setCellFactory((TreeView<String> p) -> new TextFieldTreeCellImpl());

    box.getChildren().add(treeView);
    stage.setScene(scene);
    stage.show();
}

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From source file:com.cdd.bao.editor.endpoint.BrowseEndpoint.java

public BrowseEndpoint(Stage stage) {
    this.stage = stage;

    stage.setTitle("BioAssay Schema Browser");

    treeRoot = new TreeItem<>(new Branch(this));
    treeView = new TreeView<>(treeRoot);
    treeView.setEditable(true);/*from  w ww .j a  v  a2s .co  m*/
    treeView.setCellFactory(p -> new BrowseTreeCell());
    treeView.getSelectionModel().selectedItemProperty().addListener((observable, oldval, newval) -> {
        changeValue(newval.getValue());
    });

    display = new DisplaySchema();

    StackPane sp1 = new StackPane(), sp2 = new StackPane();
    sp1.getChildren().add(treeView);
    sp2.getChildren().add(display);

    splitter = new SplitPane();
    splitter.setOrientation(Orientation.HORIZONTAL);
    splitter.getItems().addAll(sp1, sp2);
    splitter.setDividerPositions(0.4, 1.0);

    root = new BorderPane();
    root.setTop(menuBar);
    root.setCenter(splitter);

    Scene scene = new Scene(root, 700, 600, Color.WHITE);

    stage.setScene(scene);

    treeView.setShowRoot(false);

    rebuildTree();

    Platform.runLater(() -> treeView.getFocusModel().focus(treeView.getSelectionModel().getSelectedIndex())); // for some reason it defaults to not the first item

    new Thread(() -> backgroundLoadTemplates()).start();
}

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From source file:com.heliosdecompiler.helios.gui.controller.FileTreeController.java

@FXML
public void initialize() {
    this.rootItem = new TreeItem<>(new TreeNode("[root]"));
    this.root.setRoot(this.rootItem);
    this.root.setCellFactory(new TreeCellFactory<>(node -> {
        if (node.getParent() == null) {
            ContextMenu export = new ContextMenu();

            MenuItem exportItem = new MenuItem("Export");

            export.setOnAction(e -> {
                File file = messageHandler.chooseFile().withInitialDirectory(new File("."))
                        .withTitle(Message.GENERIC_CHOOSE_EXPORT_LOCATION_JAR.format())
                        .withExtensionFilter(new FileFilter(Message.FILETYPE_JAVA_ARCHIVE.format(), "*.jar"),
                                true)// w  ww  .ja  v  a  2 s .  c  o m
                        .promptSave();

                OpenedFile openedFile = (OpenedFile) node.getMetadata().get(OpenedFile.OPENED_FILE);

                Map<String, byte[]> clone = new HashMap<>(openedFile.getContents());

                backgroundTaskHelper.submit(
                        new BackgroundTask(Message.TASK_SAVING_FILE.format(node.getDisplayName()), true, () -> {
                            try {
                                if (!file.exists()) {
                                    if (!file.createNewFile()) {
                                        throw new IOException("Could not create export file");
                                    }
                                }

                                try (ZipOutputStream zipOutputStream = new ZipOutputStream(
                                        new FileOutputStream(file))) {
                                    for (Map.Entry<String, byte[]> ent : clone.entrySet()) {
                                        ZipEntry zipEntry = new ZipEntry(ent.getKey());
                                        zipOutputStream.putNextEntry(zipEntry);
                                        zipOutputStream.write(ent.getValue());
                                        zipOutputStream.closeEntry();
                                    }
                                }

                                messageHandler.handleMessage(Message.GENERIC_EXPORTED.format());
                            } catch (IOException ex) {
                                messageHandler.handleException(Message.ERROR_IOEXCEPTION_OCCURRED.format(), ex);
                            }
                        }));
            });

            export.getItems().add(exportItem);
            return export;
        }
        return null;
    }));

    root.addEventHandler(KeyEvent.KEY_RELEASED, event -> {
        if (event.getCode() == KeyCode.ENTER) {
            TreeItem<TreeNode> selected = this.root.getSelectionModel().getSelectedItem();
            if (selected != null) {
                if (selected.getChildren().size() != 0) {
                    selected.setExpanded(!selected.isExpanded());
                } else {
                    getParentController().getAllFilesViewerController().handleClick(selected.getValue());
                }
            }
        }
    });

    Tooltip tooltip = new Tooltip();
    StringBuilder search = new StringBuilder();

    List<TreeItem<TreeNode>> searchContext = new ArrayList<>();
    AtomicInteger searchIndex = new AtomicInteger();

    root.focusedProperty().addListener((observable, oldValue, newValue) -> {
        if (!newValue) {
            tooltip.hide();
            search.setLength(0);
        }
    });

    root.boundsInLocalProperty().addListener((observable, oldValue, newValue) -> {
        Bounds bounds = root.localToScreen(newValue);
        tooltip.setAnchorX(bounds.getMinX());
        tooltip.setAnchorY(bounds.getMinY());
    });

    root.addEventHandler(KeyEvent.KEY_PRESSED, event -> {
        if (tooltip.isShowing() && event.getCode() == KeyCode.UP) {
            if (searchIndex.decrementAndGet() < 0) {
                searchIndex.set(searchContext.size() - 1);
            }
        } else if (tooltip.isShowing() && event.getCode() == KeyCode.DOWN) {
            if (searchIndex.incrementAndGet() >= searchContext.size()) {
                searchIndex.set(0);
            }
        } else {
            return;
        }
        event.consume();

        root.scrollTo(root.getRow(searchContext.get(searchIndex.get())));
        root.getSelectionModel().select(searchContext.get(searchIndex.get()));
    });

    root.addEventHandler(KeyEvent.KEY_TYPED, event -> {
        if (event.getCharacter().charAt(0) == '\b') {
            if (search.length() > 0) {
                search.setLength(search.length() - 1);
            }
        } else if (event.getCharacter().charAt(0) == '\u001B') { //esc
            tooltip.hide();
            search.setLength(0);
            return;
        } else if (search.length() > 0
                || (search.length() == 0 && StringUtils.isAlphanumeric(event.getCharacter()))) {
            search.append(event.getCharacter());
            if (!tooltip.isShowing()) {
                tooltip.show(root.getScene().getWindow());
            }
        }

        if (!tooltip.isShowing())
            return;

        String str = search.toString();
        tooltip.setText("Search for: " + str);

        searchContext.clear();

        ArrayDeque<TreeItem<TreeNode>> deque = new ArrayDeque<>();
        deque.addAll(rootItem.getChildren());

        while (!deque.isEmpty()) {
            TreeItem<TreeNode> item = deque.poll();
            if (item.getValue().getDisplayName().contains(str)) {
                searchContext.add(item);
            }
            if (item.isExpanded() && item.getChildren().size() > 0)
                deque.addAll(item.getChildren());
        }

        searchIndex.set(0);
        if (searchContext.size() > 0) {
            root.scrollTo(root.getRow(searchContext.get(0)));
            root.getSelectionModel().select(searchContext.get(0));
        }
    });

    openedFileController.loadedFiles().addListener((MapChangeListener<String, OpenedFile>) change -> {
        if (change.getValueAdded() != null) {
            updateTree(change.getValueAdded());
        }
        if (change.getValueRemoved() != null) {
            this.rootItem.getChildren()
                    .removeIf(ti -> ti.getValue().equals(change.getValueRemoved().getRoot()));
        }
    });
}

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From source file:com.getqube.store.BrowseCategoryController.java

public void initialize() {
    new Thread(new Runnable() {
        @Override//from   w ww.  ja v a2 s  .  co m
        public void run() {
            Category c = ApplicationContext.getInstance().getRegisteredObject(Category.class);

            try {
                App[] apps = AppService.allForCategory(String.valueOf(c.getId()));

                // Show the app detail page now that the data has been loaded from the Web.
                Platform.runLater(new Runnable() {
                    @Override
                    public void run() {

                        for (App app : apps) {
                            CategoryButtonControl button = new CategoryButtonControl();
                            button.setLink(app.getName());

                            button.setImage(new Image(app.getThumbnail()));

                            button.addEventFilter(MouseEvent.MOUSE_CLICKED, new EventHandler<MouseEvent>() {
                                public void handle(final MouseEvent mouseEvent) {
                                    ApplicationContext.getInstance().register(app);

                                    TreeItem<String> appItem = new TreeItem<String>(app.getName());
                                    CategoriesController.BREADCRUMBS.getSelectedCrumb().getChildren()
                                            .add(appItem);
                                    CategoriesController.BREADCRUMBS.setSelectedCrumb(appItem);

                                    Navigator.loadVista(Navigator.APP_DETAIL);
                                }
                            });

                            paneApps.getChildren().add(button);
                        }

                        paneLoading.setVisible(false);
                        paneEverything.setVisible(true);
                    }
                });
            } catch (ProcessingException processingException) {
                logger.log(Level.WARNING, processingException.getMessage(), processingException);
                reportConnectionProblem();
            } catch (IOException ioException) {
                logger.log(Level.WARNING, ioException.getMessage(), ioException);
                reportConnectionProblem();
            }
        }
    }).start();
}

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