Change the code to make the third window with title Third Stage. Make the second stage resizable but the third stage un-resizable.

import javafx.application.Application;

import javafx.scene.Scene;

import javafx.scene.control.Button;

import javafx.stage.Stage;

public class MultipleStageDemo extends Application {

@Override // Override the start method in the Application class

public void start(Stage primaryStage) {

// Create a scene and place a button in the scene

Scene scene = new Scene(new Button("OK"), 200, 250);

primaryStage.setTitle("MyJavaFX"); // Set the stage title

primaryStage.setScene(scene); // Place the scene in the stage

primaryStage.show(); // Display the stage

Stage stage = new Stage(); // Create a new stage

stage.setTitle("Second Stage"); // Set the stage title

// Set a scene with a button in the stage

stage.setScene(new Scene(new Button("New Stage"), 100, 100));

stage.show(); // Display the stage

}

/**

* The main method is only needed for the IDE with limited

* JavaFX support. Not needed for running from the command line.

*/

public static void main(String[] args) {

launch(args);

}

}