JavaFX Tutorial - Java Accordion .setExpandedPane (TitledPane value)

Syntax

Accordion.setExpandedPane(TitledPane value) has the following syntax.

public final void setExpandedPane(TitledPane value)

Example

In the following code shows how to use Accordion.setExpandedPane(TitledPane value) method.

import javafx.application.Application;
import javafx.collections.ObservableList;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.Accordion;
import javafx.scene.control.Button;
import javafx.scene.control.TitledPane;
import javafx.scene.paint.Color;
import javafx.stage.Stage;
/*  ww w.j  a  v  a2s.  c  o m*/
public class Main extends Application {
  public static void main(String[] args) {
    Application.launch(args);
  }

  @Override
  public void start(Stage primaryStage) {
    primaryStage.setTitle("Text Fonts");

    Group g = new Group();
    Scene scene = new Scene(g, 550, 250, Color.web("0x0000FF", 1.0));

    TitledPane t1 = new TitledPane("T1", new Button("B1"));
    TitledPane t2 = new TitledPane("T2", new Button("B2"));
    TitledPane t3 = new TitledPane("T3", new Button("B3"));
    Accordion accordion = new Accordion();
    accordion.getPanes().addAll(t1, t2, t3);

    accordion.setExpandedPane(t1);
    
    g.getChildren().add(accordion);

    primaryStage.setScene(scene);
    primaryStage.show();
  }
}