Example usage for javafx.scene.control TreeView TreeView

Introduction

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

Prototype

public TreeView(TreeItem<T> root) 

Source Link

Document

Creates a TreeView with the provided root node.

Usage

From source file:Main.java

@Override
public void start(Stage stage) {
    Scene scene = new Scene(new Group());
    stage.setTitle("Sample");
    stage.setWidth(300);//from  w ww  .j ava2 s. c om
    stage.setHeight(190);

    VBox vbox = new VBox();
    vbox.setLayoutX(20);
    vbox.setLayoutY(20);

    TreeItem<File> root = createNode(new File("/"));
    TreeView treeView = new TreeView<File>(root);

    vbox.getChildren().add(treeView);
    vbox.setSpacing(10);
    ((Group) scene.getRoot()).getChildren().add(vbox);

    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);/*  w  w  w  .  java  2  s . c o 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:Main.java

@Override
public void start(Stage stage) {
    rootNode.setExpanded(true);//from w w  w  .ja 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 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) {
    rootNode.setExpanded(true);/*from   ww  w . j a v  a2  s.com*/
    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:musicmetadatak1009705.FolderTreeView.java

public TreeView<File> proxyCreateNode(ArrayList<TreeItem> arrayListTreeItem) {
    TreeItem<File> proxyItem = new TreeItem<>();
    proxyItem.setExpanded(true);//from www  . j a va2s  .  c  om
    for (TreeItem<File> item : arrayListTreeItem) {
        proxyItem.getChildren().addAll(item);
    }
    TreeView<File> tree = new TreeView<>(proxyItem);
    tree.setShowRoot(false);
    return tree;
}

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From source file:com.cdd.bao.editor.EditSchema.java

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

    if (MainApplication.icon != null)
        stage.getIcons().add(MainApplication.icon);

    menuBar = new MenuBar();
    menuBar.setUseSystemMenuBar(true);/*  ww  w  . j av a 2s.c om*/
    menuBar.getMenus().add(menuFile = new Menu("_File"));
    menuBar.getMenus().add(menuEdit = new Menu("_Edit"));
    menuBar.getMenus().add(menuValue = new Menu("_Value"));
    menuBar.getMenus().add(menuView = new Menu("Vie_w"));
    createMenuItems();

    treeRoot = new TreeItem<>(new Branch(this));
    treeView = new TreeView<>(treeRoot);
    treeView.setEditable(true);
    treeView.setCellFactory(p -> new HierarchyTreeCell());
    treeView.getSelectionModel().selectedItemProperty().addListener((observable, oldVal, newVal) -> {
        if (oldVal != null)
            pullDetail(oldVal);
        if (newVal != null)
            pushDetail(newVal);
    });
    treeView.focusedProperty()
            .addListener((val, oldValue, newValue) -> Platform.runLater(() -> maybeUpdateTree()));

    detail = new DetailPane(this);

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

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

    progBar = new ProgressBar();
    progBar.setMaxWidth(Double.MAX_VALUE);

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

    BorderPane.setMargin(progBar, new Insets(2, 2, 2, 2));

    Scene scene = new Scene(root, 1000, 800, Color.WHITE);

    stage.setScene(scene);

    treeView.setShowRoot(false);
    treeRoot.getChildren().add(treeTemplate = new TreeItem<>(new Branch(this, "Template")));
    treeRoot.getChildren().add(treeAssays = new TreeItem<>(new Branch(this, "Assays")));
    treeTemplate.setExpanded(true);
    treeAssays.setExpanded(true);

    rebuildTree();

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

    stage.setOnCloseRequest(event -> {
        if (!confirmClose())
            event.consume();
    });

    updateTitle();

    // loading begins in a background thread, and is updated with a status bar
    Vocabulary.Listener listener = new Vocabulary.Listener() {
        public void vocabLoadingProgress(Vocabulary vocab, float progress) {
            Platform.runLater(() -> {
                progBar.setProgress(progress);
                if (vocab.isLoaded())
                    root.getChildren().remove(progBar);
            });
        }

        public void vocabLoadingException(Exception ex) {
            ex.printStackTrace();
        }
    };
    Vocabulary.globalInstance(listener);
}

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From source file:Testing.TestMain.java

public static void treeSample(Stage stage, Collection root) {
    TreeItem<String> rootItem = new TreeItem<String>("D:\\");

    rootItem.setExpanded(true);/*from  w  w  w. ja va  2  s. com*/

    for (Iterator it = root.iterator(); it.hasNext();) {
        Object i = it.next();
        TreeItem<String> item = new TreeItem<String>(i.toString());
        rootItem.getChildren().add(item);
    }
    /*
     for (int i = 1; i < 6; i++) {
     TreeItem<String> item = new TreeItem<String>("Message" + i);
     rootItem.getChildren().add(item);
     }*/
    TreeView<String> tree = new TreeView<String>(rootItem);
    StackPane rootpane = new StackPane();
    rootpane.getChildren().add(tree);
    stage.setScene(new Scene(rootpane, 300, 250));
    stage.show();
}

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From source file:be.makercafe.apps.makerbench.Main.java

/**
 * Creates the viewer control//www  . ja va2s  .  c o m
 *
 * @return
 */
private TreeView<String> createViewer() {
    TreeView<String> viewer = new TreeView<String>(setRootFolder(new File(this.pathMakerbenchHome)));
    viewer.setMinWidth(200.0);
    viewer.getSelectionModel().setSelectionMode(SelectionMode.SINGLE);
    viewer.setOnMouseClicked(new EventHandler<MouseEvent>() {
        @Override
        public void handle(MouseEvent mouseEvent) {

            if (mouseEvent.getClickCount() == 2) {
                ResourceTreeItem<String> item = (ResourceTreeItem<String>) viewer.getSelectionModel()
                        .getSelectedItem();
                //               System.out.println("Selected Text : " + item.getValue());

                createEditor(item.getValue(), item.getPath(), null);
            } else if (mouseEvent.getButton() == MouseButton.SECONDARY) {
                ResourceTreeItem<String> item = (ResourceTreeItem<String>) viewer.getSelectionModel()
                        .getSelectedItem();
                if (item.getPath().toFile().isFile()) {
                    viewer.getContextMenu().getItems().get(0).setDisable(true);
                    viewer.getContextMenu().getItems().get(1).setDisable(true);
                    viewer.getContextMenu().getItems().get(2).setDisable(true);
                } else {
                    viewer.getContextMenu().getItems().get(0).setDisable(false);
                    viewer.getContextMenu().getItems().get(1).setDisable(false);
                    viewer.getContextMenu().getItems().get(2).setDisable(false);
                }
            }

        }
    });
    viewer.setContextMenu(rootContextMenu);
    viewer.setEditable(false);
    viewer.setShowRoot(false);

    return viewer;
}

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