JavaFX 2.0 TabPane: Set the position to place the tabs

package javafx_uitabpane;

import javafx.application.Application;
import javafx.geometry.Pos;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.control.Tab;
import javafx.scene.control.TabPane;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.StackPane;
import javafx.scene.layout.VBox;
import javafx.scene.paint.Color;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Side;

import javafx.stage.Stage;

/**
*
* @web http://java-buddy.blogspot.com/
*/
public class JavaFX_uiTabPane extends Application {

 /**
  * @param args the command line arguments
  */
 public static void main(String[] args) {
     launch(args);
 }

 @Override
 public void start(Stage primaryStage) {
     primaryStage.setTitle("http://java-buddy.blogspot.com/");
     Group root = new Group();
     Scene scene = new Scene(root, 400, 300, Color.WHITE);
  
     final TabPane tabPane = new TabPane();
     BorderPane mainPane = new BorderPane();
  
     //Create Tabs
     Tab tabA = new Tab();
     tabA.setText("Tab A");
     //Add something in Tab
     Button tabA_button = new Button("Button@Tab A");
     tabA.setContent(tabA_button);
     tabPane.getTabs().add(tabA);
  
     Tab tabB = new Tab();
     tabB.setText("Tab B");
     //Add something in Tab
     StackPane tabB_stack = new StackPane();
     tabB_stack.setAlignment(Pos.CENTER);
     tabB_stack.getChildren().add(new Label("Label@Tab B"));
     tabB.setContent(tabB_stack);
     tabPane.getTabs().add(tabB);
  
     Tab tabC = new Tab();
     tabC.setText("Set Tab Side");
     //Add something in Tab
     VBox tabC_vBox = new VBox();
  
     Button ButtonLeft = new Button("Set Tab on Left");
     ButtonLeft.setOnAction(new EventHandler<ActionEvent>(){

         @Override
         public void handle(ActionEvent arg0) {
             tabPane.setSide(Side.LEFT);
         }
      
     });
  
     Button ButtonTop = new Button("Set Tab on Top");
     ButtonTop.setOnAction(new EventHandler<ActionEvent>(){

         @Override
         public void handle(ActionEvent arg0) {
             tabPane.setSide(Side.TOP);
         }
      
     });
  
     Button ButtonRight = new Button("Set Tab on Right");
     ButtonRight.setOnAction(new EventHandler<ActionEvent>(){

         @Override
         public void handle(ActionEvent arg0) {
             tabPane.setSide(Side.RIGHT);
         }
      
     });
  
     Button ButtonBottom = new Button("Set Tab on Bottom");
     ButtonBottom.setOnAction(new EventHandler<ActionEvent>(){

         @Override
         public void handle(ActionEvent arg0) {
             tabPane.setSide(Side.BOTTOM);
         }
      
     });
  
     tabC_vBox.getChildren().addAll(
             ButtonLeft,
             ButtonTop,
             ButtonRight,
             ButtonBottom);
     tabC.setContent(tabC_vBox);
     tabPane.getTabs().add(tabC);
  
     mainPane.setCenter(tabPane);
  
     mainPane.prefHeightProperty().bind(scene.heightProperty());
     mainPane.prefWidthProperty().bind(scene.widthProperty());
  
     root.getChildren().add(mainPane);
     primaryStage.setScene(scene);
     primaryStage.show();
 }

}