本文整理了Java中javafx.scene.control.TreeView类的一些代码示例，展示了TreeView类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。TreeView类的具体详情如下：
包路径：javafx.scene.control.TreeView
类名称：TreeView

TreeView介绍

暂无

代码示例

代码示例来源：origin: pmd/pmd

@Override
protected void updateItem(Node item, boolean empty) {
  super.updateItem(item, empty);
  if (empty || item == null) {
    setText(null);
    setGraphic(null);
    return;
  } else {
    setText(item.toString() + (item.getImage() == null ? "" : " \"" + item.getImage() + "\""));
    setContextMenu(buildContextMenu(item));
  }
  // Reclicking the selected node in the ast will scroll back to the node in the editor
  this.addEventHandler(MouseEvent.MOUSE_CLICKED, t -> {
    if (t.getButton() == MouseButton.PRIMARY
        && getTreeView().getSelectionModel().getSelectedItem().getValue() == item) {
      controller.onNodeItemSelected(item);
      t.consume();
    }
  });
}

代码示例来源：origin: pmd/pmd

@Override
protected void beforeParentInit() {
  treeViewWrapper = new TreeViewWrapper<>(astTreeView);
  astTreeView.setCellFactory(treeView -> new ASTTreeCell(parent));
  initializeLanguageSelector(); // languageVersionProperty() must be initialized
  languageVersionProperty().values()
               .filterMap(Objects::nonNull, LanguageVersion::getLanguage)
               .distinct()
               .subscribe(this::updateSyntaxHighlighter);
  languageVersionProperty().values()
               .filter(Objects::nonNull)
               .map(LanguageVersion::getShortName)
               .map(lang -> "Source Code (" + lang + ")")
               .subscribe(editorTitledPane::setTitle);
  EventStreams.valuesOf(astTreeView.getSelectionModel().selectedItemProperty())
        .filterMap(Objects::nonNull, TreeItem::getValue)
        .subscribe(parent::onNodeItemSelected);
  codeEditorArea.plainTextChanges()
         .filter(t -> !t.isIdentity())
         .successionEnds(AST_REFRESH_DELAY)
         // Refresh the AST anytime the text, classloader, or language version changes
         .or(auxclasspathClassLoader.changes())
         .or(languageVersionProperty().changes())
         .subscribe(tick -> {
           // Discard the AST if the language version has changed
           tick.ifRight(c -> astTreeView.setRoot(null));
           Platform.runLater(parent::refreshAST);
         });
  codeEditorArea.setParagraphGraphicFactory(lineNumberFactory());
}

代码示例来源：origin: speedment/speedment

private void populateTree(ProjectProperty project) {
  requireNonNull(project);
  final TreeItem<DocumentProperty> root = branch(project);
  hierarchy.setRoot(root);
  hierarchy.getSelectionModel().select(root);
}

代码示例来源：origin: speedment/speedment

private void prepareTree(ProjectProperty project) {
  requireNonNull(project);
  events.notify(new ProjectLoaded(project));
  Bindings.bindContent(ui.getSelectedTreeItems(), hierarchy.getSelectionModel().getSelectedItems());
  hierarchy.setCellFactory(view -> new DocumentPropertyCell(projectTreeComponent));
  hierarchy.getSelectionModel().setSelectionMode(SINGLE);
  populateTree(project);
}

代码示例来源：origin: pmd/pmd

private void focusNodeInTreeView(Node node) {
  SelectionModel<TreeItem<Node>> selectionModel = astTreeView.getSelectionModel();
  // node is different from the old one
  if (selectedTreeItem == null && node != null
    || selectedTreeItem != null && !Objects.equals(node, selectedTreeItem.getValue())) {
    ASTTreeItem found = ((ASTTreeItem) astTreeView.getRoot()).findItem(node);
    if (found != null) {
      selectionModel.select(found);
    }
    highlightFocusNodeParents(selectedTreeItem, found);
    selectedTreeItem = found;
    astTreeView.getFocusModel().focus(selectionModel.getSelectedIndex());
    if (!treeViewWrapper.isIndexVisible(selectionModel.getSelectedIndex())) {
      astTreeView.scrollTo(selectionModel.getSelectedIndex());
    }
  }
}

代码示例来源：origin: at.bestsolution.efxclipse.rt/org.eclipse.fx.ui.controls

/**
 * Create a new skin
 *
 * @param control
 *            the control
 * @param selectedItems
 *            the selected items
 */
public ResourceTreeViewSkin(ResourceTreeView control,
    ObservableList<ResourceItem> selectedItems) {
  super(control);
  this.selectedItems = selectedItems;
  this.tree = new TreeView<>();
  this.tree.getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);
  this.tree.setCellFactory((v) -> new SimpleTreeCell<@NonNull ResourceItem>(
      ResourceTreeViewSkin::handleDirLabel, this::handleStyleclass));
  this.tree.setShowRoot(false);
  this.tree.getSelectionModel().getSelectedItems()
      .addListener(this::handleSelectionChange);
  this.tree.setOnMouseClicked( e -> {
    if( e.getClickCount() > 1 ) {
      openSelectedResources();
    }
  });
  getChildren().add(this.tree);
  control.rootDirectoriesProperty().addListener(this::rebuildTable);
  control.iconSizeProperty().addListener(this::rebuildTable);
  rebuildTable(control.rootDirectoriesProperty());
}

代码示例来源：origin: io.github.factoryfx/javafxDataEditing

private Node createTree(){
  TreeView<TreeData> tree = new TreeView<>();
  tree.getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);
  tree.setCellFactory(param -> new DataTextFieldTreeCell<>(TreeData::getData, TreeData::getDisplayText));
  tree.setRoot(constructTreeFromRoot());
  tree.getSelectionModel().selectedItemProperty().addListener((observable, oldValue, newValue) -> {
    if (newValue!=null && !programmaticallySelect && newValue.getValue()!=null && newValue.getValue().getData()!=null){
      dataEditor.edit(newValue.getValue().getData());
        tree.setRoot(treeItemRoot);
      tree.getSelectionModel().clearSelection();
      for (TreeItem<TreeData> item : treeViewTraverser.breadthFirst(tree.getRoot())) {
        programmaticallySelect=true;
        if (item.getValue().match(newValue)) {
          tree.getSelectionModel().select(item);
  MenuItem menuItem = new MenuItem("expand all");
  menuItem.setOnAction(event -> {
    for (TreeItem<TreeData> item : treeViewTraverser.breadthFirst(tree.getRoot())) {
      item.setExpanded(true);
  tree.setContextMenu(contextMenu);

代码示例来源：origin: org.copper-engine/copper-monitoring-client

treeView.setRoot(new TreeItem<DisplayableNode>(null));
treeView.setShowRoot(false);
treeView.getSelectionModel().selectedItemProperty().addListener(new ChangeListener<TreeItem<DisplayableNode>>() {
  @Override
  public void changed(
treeView.setCellFactory(new Callback<TreeView<DisplayableNode>, TreeCell<DisplayableNode>>() {
  @Override
  public TreeCell<DisplayableNode> call(TreeView<DisplayableNode> param) {

代码示例来源：origin: at.bestsolution.eclipse/org.eclipse.fx.code.editor.fx

private TreeView<OutlineItem> createView() {
  TreeView<OutlineItem> outlineView = new TreeView<>();
  outlineView.setShowRoot(false);
  outlineView.setCellFactory(this::createCell);
  return outlineView;
}

代码示例来源：origin: com.nexitia.emaginplatform/emagin-jfxcore-engine

treeView = new TreeView<>();
final String treePaginatedDataProvider = contentConfiguration.getPropertyValue("dataLoader");
treeView.setCache(true);
treeView.setCacheHint(CacheHint.SPEED);
 treeView.setCellFactory(param -> {
  final EpTreeCell<OperationData> cell = new EpTreeCell<>();
  cell.setPresenterId(presenter);
 treeView.setRoot(dummyRoot);
 treeView.setShowRoot(false);

代码示例来源：origin: pmd/pmd

/**
 * Refreshes the AST and returns the new compilation unit if the parse didn't fail.
 */
public Optional<Node> refreshAST() {
  String source = getText();
  if (StringUtils.isBlank(source)) {
    astTreeView.setRoot(null);
    return Optional.empty();
  }
  Optional<Node> current;
  try {
    current = astManager.updateIfChanged(source, auxclasspathClassLoader.getValue());
  } catch (ParseAbortedException e) {
    astViewTitledPane.setTitle("Abstract syntax tree (error)");
    return Optional.empty();
  }
  current.ifPresent(this::setUpToDateCompilationUnit);
  return current;
}

代码示例来源：origin: com.powsybl/powsybl-gse-afs-ext-base

Button removeButton = new Button("", removeGlyph);
removeButton.getStyleClass().add("gse-toolbar-button");
removeButton.disableProperty().bind(Bindings.isEmpty(contingencyTree.getSelectionModel().getSelectedIndices()));
removeButton.setOnAction(event -> showRemoveAlert());
ToolBar toolBar = new ToolBar(saveButton, removeButton);
contingencyTree.setCellFactory(param -> new ContingencyTreeCell());
contingencyTree.setShowRoot(false);
contingencyTree.getSelectionModel().getSelectedItems().addListener((ListChangeListener<TreeItem<Object>>) c -> {
  if (c.getList().size() == 1) {
    TreeItem<Object> selectedTreeItem = c.getList().get(0);
    Object value = selectedTreeItem.getValue();
    if (value instanceof Contingency) {
      contingencyTree.setContextMenu(contingencyMenu);
    } else if (value instanceof ContingencyElement) {
      contingencyTree.setContextMenu(contingencyElementMenu);
    } else {
      contingencyTree.setContextMenu(null);
    contingencyTree.setContextMenu(createMultipleContingencyMenu());
contingencyTree.addEventHandler(KeyEvent.KEY_PRESSED, this::onKeyPressed);

代码示例来源：origin: sc.fiji/OMEVisual

public void fill(OMEXMLMetadata md) {
  testTree.setRoot(root);
  testTree.setShowRoot(false);
  testTree.getSelectionModel().selectedItemProperty()
      .addListener((ObservableValue obs, Object oldValue, Object newValue) -> {
        TreeItem<GenericModel<?>> selectedItem = (TreeItem<GenericModel<?>>) newValue;

代码示例来源：origin: org.copper-engine/copper-monitoring-client

public void refresh(List<WorkflowVersion> newItems) {
  treeView.setShowRoot(false);
  TreeItem<DisplayWorkflowClassesModel> rootItem = new TreeItem<DisplayWorkflowClassesModel>();
  rootItem.getChildren().addAll(groupToTreeItem(newItems));
  treeView.setRoot(rootItem);
  treeView.setCellFactory(new Callback<TreeView<DisplayWorkflowClassesModel>, TreeCell<DisplayWorkflowClassesModel>>() {
    @Override
    public TreeCell<DisplayWorkflowClassesModel> call(TreeView<DisplayWorkflowClassesModel> listView) {
      return new TextFieldTreeCell<DisplayWorkflowClassesModel>(new StringConverter<DisplayWorkflowClassesModel>() {
        @Override
        public DisplayWorkflowClassesModel fromString(String string) {
          return null;
        }
        @Override
        public String toString(DisplayWorkflowClassesModel object) {
          return object.displayName;
        }
      });
    }
  });
  rootItem.setExpanded(true);
}

代码示例来源：origin: com.aquafx-project/aquafx

TreeView<String> treeView = new TreeView<String>();
treeView.setRoot(root);
treeView.setCellFactory(CheckBoxTreeCell.<String> forTreeView());
TreeView<String> treeView1 = new TreeView<String>();
treeView1.setRoot(root1);
treeView1.setCellFactory(CheckBoxTreeCell.<String> forTreeView());

代码示例来源：origin: com.aquafx-project/aquafx

childNode19, childNode20, childNode21);
final TreeView treeView = new TreeView(root);
treeView.getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);
treeView.setShowRoot(true);
treeView.setPrefSize(width, 300);
treeView.getSelectionModel().selectRange(5, 8);
return treeView;

代码示例来源：origin: eu.agrosense.client/util-javafx

@Override
public void addNotify() {
  super.addNotify();
  em = ExplorerManager.find(this);
  if (em != null) {
    TreeItem<Node> rootItem = createFromNode(em.getRootContext());
    rootItem.setExpanded(true);
    final TreeView<Node> treeView = new TreeView<>(rootItem);
    treeView.setEditable(true);
    treeView.setShowRoot(rootVisible);
    treeView.setCellFactory(
        new Callback<TreeView<Node>, TreeCell<Node>>() {
          @Override
          public TreeCell<Node> call(final TreeView<Node> p) {
            return new TextFieldTreeCellImpl();
          }
        });
    Platform.runLater(new Runnable() {
      @Override
      public void run() {
        StackPane root = new StackPane();
        root.getChildren().add(treeView);
        Scene scene = new Scene(root, 300, 250);
        setScene(scene);
      }
    });
  }
}
// for custom cell editor with edit capabilities:

代码示例来源：origin: nl.cloudfarming.client/calendar-api

setMaxWidth(LIST_VIEW_WIDTH);
treeView = new TreeView<>(rootItem);
treeView.setCellFactory(createCellFactory(contextMenu));
treeView.setShowRoot(false);
treeView.getStyleClass().add("node-list");
treeViewPane.setCenter(treeView);

代码示例来源：origin: jfoenixadmin/JFoenix

setHbarPolicy(ScrollPane.ScrollBarPolicy.NEVER);
setFitToHeight(true);
treeView.getSelectionModel().selectedItemProperty().addListener(observable -> {
  TreeItem selectedItem = treeView.getSelectionModel().getSelectedItem();
  TreeItem temp = selectedItem;
  int level = treeView.getTreeItemLevel(temp) - (treeView.isShowRoot() ? 0 : 1);
  if (temp != null) {
    List<Node> newPath = new ArrayList<>();
    while (temp != null) {
      TreeItem parent = treeView.isShowRoot() ? temp : temp.getParent();
      if (parent != null) {
        Button button = null;
        button.setOnAction(action -> treeView.scrollTo(treeView.getRow(node)));
        final StackPane container = new StackPane(button);
        container.setPickOnBounds(false);

代码示例来源：origin: it.unibo.alchemist/alchemist-projectview

final TreeItem<String> root = new TreeItem<>(dir.getName(), new ImageView(SVGImageUtils.getSvgImage("icon/project.svg", TREE_ICON_WIDTH, TREE_ICON_HEIGHT)));
root.setExpanded(true);
this.treeView = new TreeView<>(root);
displayProjectContent(dir, root);
this.pane.getChildren().add(this.treeView);
this.treeView.getSelectionModel().selectedItemProperty().addListener(new ChangeListener<TreeItem<String>>() {
  @Override
  public void changed(final ObservableValue<? extends TreeItem<String>> observable, 
this.treeView.setOnMouseClicked(mouseEv -> {
  final File target = new File(selectedFile);
  if (mouseEv.getClickCount() == 2 && target.exists() && target.isFile()) {
newFile.setOnAction(e -> loadLayout(false));
menu.getItems().addAll(newFolder, newFile);
this.treeView.setContextMenu(menu);