import javafx.application.Application;
import javafx.beans.InvalidationListener;
import javafx.beans.Observable;
import javafx.collections.ObservableList;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.RadioButton;
import javafx.scene.control.ToggleGroup;
import javafx.scene.control.TreeItem;
import javafx.scene.control.TreeView;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;

public class TreeViewApp extends Application {

    public static void main(String[] args) {
        launch(args);
    }
    private String type = "Buttons";
    TreeItem treeNode;
    javafx.scene.control.Toggle toggleSelect;

    @Override
    public void start(Stage stage) throws Exception {
        treeNode = new TreeItem("Controls");
        treeNode.getChildren().addAll(getTreeViewItems(type));

        final ToggleGroup toggleGroup = new ToggleGroup();
        final RadioButton radiobutton = new RadioButton();
        final RadioButton radiobutton2 = new RadioButton();
        final RadioButton radiobutton3 = new RadioButton();
        final HBox hbox2 = new HBox();
        radiobutton.setToggleGroup(toggleGroup);
        radiobutton.setText("Buttons");
        radiobutton.setSelected(true);
        radiobutton2.setToggleGroup(toggleGroup);
        radiobutton2.setText("Form Elements");
        radiobutton3.setToggleGroup(toggleGroup);
        radiobutton3.setText("Lists");
        hbox2.getChildren().clear();
        hbox2.getChildren().addAll(radiobutton, radiobutton2, radiobutton3);
        final TreeView treeView = new TreeView();
        treeView.setRoot(treeNode);

        toggleGroup.selectedToggleProperty().addListener(new InvalidationListener() {

            public void invalidated(Observable ov) {
                if (ov == null || toggleGroup.getSelectedToggle() == null) {
                    return;
                }
                toggleSelect = toggleGroup.getSelectedToggle();
                type = ((RadioButton) toggleSelect).getText();
                treeNode.getChildren().clear();
                treeNode.getChildren().addAll(getTreeViewItems(type));
            }
        });

        treeView.setPrefWidth(230.0F);
        treeView.setPrefHeight(260.0F);
        stage.setTitle("TreeView Test");
        VBox vbox = new VBox(10.0F);
        vbox.setLayoutX(5.0F);
        vbox.setLayoutY(5.0F);
        vbox.getChildren().clear();
        vbox.getChildren().addAll(hbox2, treeView);
        Scene scene = new Scene(new Group(vbox), 240.0F, 320.0F);
        stage.setScene(scene);
        stage.show();
    }

    private ObservableList<TreeItem> getTreeViewItems(String type) {
        if (type.equals("Buttons")) {
            ObservableList<TreeItem> treeitems = javafx.collections.FXCollections.<TreeItem>observableArrayList();
            TreeItem treeitem2 = new TreeItem("Button");
            TreeItem treeitem3 = new TreeItem("ButtonBar");
            TreeItem treeitem4 = new TreeItem("LinkBar");
            TreeItem treeitem5 = new TreeItem("LinkButton");
            TreeItem treeitem6 = new TreeItem("PopUpButton");
            TreeItem treeitem7 = new TreeItem("ToggleButtonBar");
            treeitems.addAll(treeitem2, treeitem3, treeitem4, treeitem5, treeitem6, treeitem7);
            return treeitems;
        } else if (type.equals("Form Elements")) {
            ObservableList<TreeItem> treeitems2 = javafx.collections.FXCollections.<TreeItem>observableArrayList();
            TreeItem treeitem8 = new TreeItem("CheckBox");
            TreeItem treeitem9 = new TreeItem("ComboBox");
            TreeItem treeitem10 = new TreeItem("DateChooser");
            TreeItem treeitem11 = new TreeItem("NumericStepper");
            TreeItem treeitem12 = new TreeItem("RadioButton");
            TreeItem treeitem13 = new TreeItem("TextArea");
            TreeItem treeitem14 = new TreeItem("TextInput");
            treeitems2.addAll(treeitem8, treeitem9, treeitem10, treeitem11, treeitem12, treeitem13, treeitem14);
            return treeitems2;
        } else if (type.equals("Lists")) {
            ObservableList<TreeItem> treeitems3 = javafx.collections.FXCollections.<TreeItem>observableArrayList();
            TreeItem treeitem15 = new TreeItem("List");
            TreeItem treeitem16 = new TreeItem("Tree");
            treeitems3.addAll(treeitem15, treeitem16);
            return treeitems3;
        } else {
            ObservableList<TreeItem> treeitems4 = javafx.collections.FXCollections.<TreeItem>observableArrayList();
            TreeItem treeitem17 = new TreeItem("ColorPicker");
            TreeItem treeitem18 = new TreeItem("DataGrid");
            TreeItem treeitem19 = new TreeItem("MenuBar");
            TreeItem treeitem20 = new TreeItem("ProgressBar");
            TreeItem treeitem21 = new TreeItem("ToolTip");
            treeitems4.addAll(treeitem17, treeitem18, treeitem19, treeitem20, treeitem21);
            return treeitems4;
        }
    }
}