Example usage for javafx.scene.control TreeCell TreeCell

Introduction

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

Prototype

public TreeCell() 

Source Link

Document

Creates a default TreeCell instance.

Usage

From source file:net.rptools.tokentool.controller.ManageOverlays_Controller.java

public void displayTreeView() {
    TreeItem<Path> root = new OverlayTreeItem(AppConstants.OVERLAY_DIR);
    root.setExpanded(true);//from w w w .jav  a2  s  .  co  m
    overlayTreeView.setRoot(root);

    overlayTreeView.setCellFactory(treeView -> new TreeCell<Path>() {
        @Override
        public void updateItem(Path path, boolean empty) {
            super.updateItem(path, empty);
            if (empty) {
                setText(null);
            } else {
                setText(path.getFileName().toString());
            }
        }
    });
}

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From source file:at.ac.tuwien.qse.sepm.gui.controller.impl.OrganizerImpl.java

private void initializeFilesTree() {
    folderTree.setOnMouseClicked(event -> handleFolderChange());
    folderTree.setCellFactory(treeView -> {
        HBox hbox = new HBox();
        hbox.setMaxWidth(200);/*w  w w .  j a va 2 s  .  c  o m*/
        hbox.setPrefWidth(200);
        hbox.setSpacing(7);

        FontAwesomeIconView openFolderIcon = new FontAwesomeIconView(FontAwesomeIcon.FOLDER_OPEN_ALT);
        openFolderIcon.setTranslateY(7);
        FontAwesomeIconView closedFolderIcon = new FontAwesomeIconView(FontAwesomeIcon.FOLDER_ALT);
        closedFolderIcon.setTranslateY(7);

        Label dirName = new Label();
        dirName.setMaxWidth(150);

        FontAwesomeIconView removeIcon = new FontAwesomeIconView(FontAwesomeIcon.REMOVE);

        Tooltip deleteToolTip = new Tooltip();
        deleteToolTip.setText("Verzeichnis aus Workspace entfernen");

        Button button = new Button(null, removeIcon);
        button.setTooltip(deleteToolTip);
        button.setTranslateX(8);

        return new TreeCell<String>() {
            @Override
            public void updateItem(String item, boolean empty) {
                super.updateItem(item, empty);
                if (item == null || empty) {
                    setGraphic(null);
                    setText(null);
                } else if (getTreeItem() instanceof FilePathTreeItem) {
                    hbox.getChildren().clear();
                    dirName.setText(item);
                    if (getTreeItem().isExpanded()) {
                        hbox.getChildren().add(openFolderIcon);
                    } else {
                        hbox.getChildren().add(closedFolderIcon);
                    }
                    hbox.getChildren().add(dirName);
                    TreeItem<String> treeItem = getTreeItem();
                    TreeItem<String> parent = treeItem != null ? treeItem.getParent() : null;
                    if (parent != null && parent.equals(folderTree.getRoot())) {
                        String path = ((FilePathTreeItem) getTreeItem()).getFullPath();
                        button.setOnAction(event -> handleDeleteDirectory(Paths.get(path)));
                        hbox.getChildren().add(button);
                    }
                    setGraphic(hbox);
                }
            }
        };
    });
}

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From source file:net.rptools.tokentool.controller.TokenTool_Controller.java

private void addPseudoClassToLeafs(TreeView<Path> tree) {
    PseudoClass leaf = PseudoClass.getPseudoClass("leaf");

    tree.setCellFactory(tv -> {/*from w w w .  j a va2s  . c  o  m*/
        TreeCell<Path> cell = new TreeCell<>();
        cell.itemProperty().addListener((obs, oldValue, newValue) -> {
            if (newValue == null) {
                cell.setText("");
                cell.setGraphic(null);
            } else {
                cell.setText(newValue.toFile().getName());
                cell.setGraphic(cell.getTreeItem().getGraphic());
            }
        });
        cell.treeItemProperty().addListener((obs, oldTreeItem, newTreeItem) -> cell
                .pseudoClassStateChanged(leaf, newTreeItem != null && newTreeItem.isLeaf()));
        return cell;
    });
}

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From source file:org.jevis.jeconfig.plugin.classes.ClassTree.java

public ClassTree(JEVisDataSource ds) {
    super();// w w w .  jav a  2 s .c o m
    try {
        _ds = ds;

        _itemCache = new HashMap<>();
        _graphicCache = new HashMap<>();
        _itemChildren = new HashMap<>();

        JEVisClass root = new JEVisRootClass(ds);
        TreeItem<JEVisClass> rootItem = buildItem(root);

        setShowRoot(true);
        rootItem.setExpanded(true);

        getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);
        _editor.setTreeView(this);

        setCellFactory(new Callback<TreeView<JEVisClass>, TreeCell<JEVisClass>>() {

            //                @Override
            //                public TreeCell<JEVisClass> call(TreeView<JEVisClass> p) {
            //                    return new ClassCell();
            //                }
            @Override
            public TreeCell<JEVisClass> call(TreeView<JEVisClass> param) {
                return new TreeCell<JEVisClass>() {
                    //                        private ImageView imageView = new ImageView();

                    @Override
                    protected void updateItem(JEVisClass item, boolean empty) {
                        super.updateItem(item, empty);

                        if (!empty) {
                            ClassGraphic gc = getClassGraphic(item);

                            setContextMenu(gc.getContexMenu());
                            //                                setText(item);
                            setGraphic(gc.getGraphic());
                        } else {
                            setText(null);
                            setGraphic(null);
                        }
                    }
                };
            }
        });

        getSelectionModel().selectedItemProperty().addListener(new ChangeListener<TreeItem<JEVisClass>>() {

            @Override
            public void changed(ObservableValue<? extends TreeItem<JEVisClass>> ov, TreeItem<JEVisClass> t,
                    TreeItem<JEVisClass> t1) {
                try {
                    if (t1 != null) {
                        _editor.setJEVisClass(t1.getValue());
                    }
                } catch (Exception ex) {
                    System.out.println("Error while changing editor: " + ex);
                }

            }
        });

        addEventHandler(KeyEvent.KEY_RELEASED, new EventHandler<KeyEvent>() {

            @Override
            public void handle(KeyEvent t) {
                if (t.getCode() == KeyCode.F2) {
                    System.out.println("F2 rename event");
                    Platform.runLater(new Runnable() {
                        @Override
                        public void run() {
                            fireEventRename();
                        }
                    });

                } else if (t.getCode() == KeyCode.DELETE) {

                    fireDelete(getSelectionModel().getSelectedItem().getValue());
                }
            }

        });

        setId("objecttree");

        getStylesheets().add("/styles/Styles.css");
        setPrefWidth(500);

        setRoot(rootItem);
        setEditable(true);

    } catch (Exception ex) {
        //            Logger.getLogger(ObjectTree.class.getName()).log(Level.SEVERE, null, ex);
        ex.printStackTrace();
    }

}

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