JavaFX NoDecoration/Transitions

JavaFX NoDecorationTransitions

package application;
	
import javafx.application.Application;
import javafx.application.Platform;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.stage.Stage;
import javafx.stage.StageStyle;
import javafx.scene.Scene;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.HBox;
import javafx.animation.KeyFrame;
import javafx.animation.KeyValue;
import javafx.animation.Timeline;
import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.Cursor;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.ToolBar;
import javafx.scene.input.MouseEvent;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.StackPane;
import javafx.scene.paint.Color;
import javafx.scene.shape.Rectangle;
import javafx.stage.Stage;
import javafx.util.Duration;

public class SlidingViews extends Application {
	
	 class WindowButtons extends HBox {

	        public WindowButtons() {
	            Button closeBtn = new Button("X");

	            closeBtn.setOnAction(new EventHandler<ActionEvent>() {

	                @Override
	                public void handle(ActionEvent actionEvent) {
	                    Platform.exit();
	                }
	            });

	            this.getChildren().add(closeBtn);
	        }
	    }

    @Override
    public void start(Stage primaryStage) {
        Rectangle rectangle1 = new Rectangle(300, 250);
        rectangle1.setFill(Color.RED);

        primaryStage.initStyle(StageStyle.UNDECORATED);
        
        ToolBar toolBar = new ToolBar();

        int height = 25;
        toolBar.setPrefHeight(height);
        toolBar.setMinHeight(height);
        toolBar.setMaxHeight(height);
       toolBar.getItems().add(new WindowButtons());
        
        Button nextView = new Button("Next");
        nextView.setPadding(new Insets(10));
        BorderPane view1 = new BorderPane(rectangle1, null, null, nextView, null);
        BorderPane.setAlignment(nextView, Pos.CENTER);
        
      
        view1.setTop(toolBar);
        Group view2 = new Group();
        Rectangle rectangle2 = new Rectangle(300, 250);
        rectangle2.setFill(Color.BLUE);
        view2.getChildren().add(rectangle2);

        StackPane root = new StackPane(view1);

        nextView.setOnAction(event -> {
            root.getChildren().add(view2);
            double width = root.getWidth();
            KeyFrame start = new KeyFrame(Duration.ZERO,
                    new KeyValue(view2.translateXProperty(), width),
                    new KeyValue(view1.translateXProperty(), 0));
            KeyFrame end = new KeyFrame(Duration.seconds(0.1),
                    new KeyValue(view2.translateXProperty(), 0),
                    new KeyValue(view1.translateXProperty(), -width));
            Timeline slide = new Timeline(start, end);
            slide.setOnFinished(e -> root.getChildren().remove(view1));
            slide.play();
        });
        
//        view2.setTop(toolBar);

        Scene scene = new Scene(root, 400, 400);
       
        primaryStage.setScene(scene);
        primaryStage.show();
        
        class Delta { double x, y; } 
        final Delta dragDelta = new Delta();
        toolBar.setOnMousePressed(new EventHandler<MouseEvent>() {
            @Override public void handle(MouseEvent mouseEvent) {
              // record a delta distance for the drag and drop operation.
              dragDelta.x = primaryStage.getX() - mouseEvent.getScreenX();
              dragDelta.y = primaryStage.getY() - mouseEvent.getScreenY();
              //scene.setCursor(Cursor.MOVE);
            }
          });
        toolBar.setOnMouseDragged(new EventHandler<MouseEvent>() {
            @Override public void handle(MouseEvent mouseEvent) {
            	primaryStage.setX(mouseEvent.getScreenX() + dragDelta.x);
            	primaryStage.setY(mouseEvent.getScreenY() + dragDelta.y);
            }
          });
    }

    public static void main(String[] args) {
        launch(args);
    }
}