TicTacToe 4 .java - package com.example.sssss /Quan Pham...

package com.example.sssss;
//Quan Pham CSC 360
//I add to the files change size, change winning size and check winning size
function besides new game, save as, load game and exit
//I also put some alert when winning size is not fit with the size
import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.control.*;
import javafx.scene.input.KeyCombination;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.GridPane;
import javafx.scene.layout.Pane;
import javafx.scene.paint.Color;
import javafx.scene.shape.Ellipse;
import javafx.scene.shape.Line;
import javafx.stage.FileChooser;
import javafx.stage.Stage;
import java.io.*;
import java.util.Optional;
public class TicTacToe extends Application {
// Indicate which player has a turn, initially it is the X player
private char whoseTurn = 'X';
// Size of the board
protected int size = 3;
// Required length to win
protected int winSize = 3;
// Create and initialize cell
protected Cell[][] cell = new Cell[size][size];
// Create and initialize a status label
private final Label lblStatus = new Label("X's turn to play");
@Override // Override the start method in the Application class
public void start(Stage primaryStage) {
// Create menu and menu items
MenuBar menuBar = new MenuBar();
Menu menuFile = new Menu("File");
menuBar.getMenus().addAll(menuFile);
MenuItem menuItemNewGame = new MenuItem("New Game");
MenuItem menuItemChangeSize = new MenuItem("Change size");
MenuItem menuItemChangeWinSize = new MenuItem("Change winning size");
MenuItem menuItemSaveAs = new MenuItem("Save As...");
MenuItem menuItemLoadGame = new MenuItem("Load Game");
MenuItem menuItemExit = new MenuItem("Exit");
menuFile.getItems().addAll(menuItemNewGame, new SeparatorMenuItem(),
menuItemChangeSize,menuItemChangeWinSize, new SeparatorMenuItem(),
menuItemSaveAs, menuItemLoadGame, new SeparatorMenuItem(),
menuItemExit);
menuItemNewGame.setOnAction(e -> newGame());
menuItemSaveAs.setOnAction(e -> saveAs(primaryStage));
menuItemLoadGame.setOnAction(e -> loadGame(primaryStage));
menuItemExit.setOnAction(e -> System.exit(0));
menuItemNewGame.setAccelerator(
KeyCombination.keyCombination("Ctrl+N"));
menuItemSaveAs.setAccelerator(
KeyCombination.keyCombination("Ctrl+S"));
menuItemLoadGame.setAccelerator(