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import javax.swing.GroupLayout;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.WindowConstants;
class View extends JFrame{
 JButton[] knobs;
 JButton newGame;
 JLabel indicator;
 
 
 public View(){
 initComponents();
 setLayout();
 setVisible(true);
 pack();
 setTitle("Tic Tac Toe");
 setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
 }
 
 public void initComponents(){
 this.knobs = new JButton[9];
 //TODO: Czy ini kazdego elementu jest potrzebne
 for (int i = 0;i<this.knobs.length;i++) {
 this.knobs[i] = new JButton(" ");
 
 }
 this.indicator = new JLabel("X");
 this.newGame = new JButton("←");// DEADLINE
 this.newGame.setEnabled(false);
 
 }
 
 private void setLayout(){
 /*Tworze i ustawiam LayoutManagera'a*/
 GroupLayout layout = new GroupLayout(getContentPane());
 getContentPane().setLayout(layout);
 /*Automatyczne przestrzenie między komponentami*/
 layout.setAutoCreateGaps(true);
 layout.setAutoCreateContainerGaps(true);
 
 layout.setHorizontalGroup(layout.createParallelGroup()
 .addComponent(newGame, GroupLayout.Alignment.CENTER)
 .addComponent(indicator, GroupLayout.Alignment.CENTER)
 .addGroup(layout.createSequentialGroup()
 .addGroup(layout.createParallelGroup()
 .addComponent(knobs[0])
 .addComponent(knobs[1])
 .addComponent(knobs[2]))
 .addGroup(layout.createParallelGroup()
 .addComponent(knobs[3])
 .addComponent(knobs[4])
 .addComponent(knobs[5]))
 .addGroup(layout.createParallelGroup()
 .addComponent(knobs[6])
 .addComponent(knobs[7])
 .addComponent(knobs[8])
 )));
 
 layout.setVerticalGroup(layout.createSequentialGroup()
 .addComponent(newGame)
 .addComponent(indicator)
 .addGroup(layout.createSequentialGroup()
 .addGroup(layout.createParallelGroup()
 .addComponent(knobs[0])
 .addComponent(knobs[3])
 .addComponent(knobs[6]))
 .addGroup(layout.createParallelGroup()
 .addComponent(knobs[1])
 .addComponent(knobs[4])
 .addComponent(knobs[7]))
 .addGroup(layout.createParallelGroup()
 .addComponent(knobs[2])
 .addComponent(knobs[5])
 .addComponent(knobs[8])
 )));
 }
 public void changePlayer() {
 String newPlayer = reverseValue(getCurrentPlayerString());
 this.indicator.setText(newPlayer);
 }
 
 public void winGame() {
 this.indicator.setText(getCurrentPlayerString() + " wygrał!");
 for(JButton knob : this.knobs) {
 knob.setEnabled(false);
 }
 endGame();
 }
 
 public String reverseValue(String value) {
 if("X".equals(value)) {
 return "O";
 } else if("O".equals(value)) {
 return "X";
 }
 return null;
 }
 
 public Value reverseValue(Value value) {
 if(value == Value.X) {
 return Value.O;
 } else if (value == Value.O) {
 return Value.X;
 }
 return null;
 }
 
 public Value getCurrentPlayerValue() {
 if("X".equals(this.indicator.getText())) {
 return Value.X;
 } else if("O".equals(this.indicator.getText())) {
 return Value.O;
 }
 return null;
 }
 
 public String getCurrentPlayerString() {
 if("X".equals(this.indicator.getText())) {
 return "X";
 } else if("O".equals(this.indicator.getText())) {
 return "O";
 }
 return null;
 }
 void resetGame() {
 this.indicator.setEnabled(true);
 }
 void setNoWinner() {
 this.indicator.setText(null);
 }
 void endGame() {
 this.newGame.setEnabled(true);
 }
 
}

Model.java

public class Model {
 int[][] board = new int[3][3];
 public int movesCounter = 0;
 public void setChoice(Integer field, Value value) {
 Integer matrixValue = null;
 if (value == Value.X) {
 matrixValue = -1;
 } else if (value == Value.O) {
 matrixValue = 1;
 }
 board[field % 3][field / 3] = matrixValue;
 movesCounter++;
 }
 public boolean checkBoard() {
 int sumDiagonalLR = 0;
 int sumDiagonalRL = 0;
 int sumColumns = 0;
 int sumVerses = 0;
 for (int i = 0; i <= 2; i++) {
 sumDiagonalLR += board[i][i];
 }
 for (int i = 0; i <= 2; i++) {
 sumDiagonalRL += board[i][2 - i];
 }
 if (Math.abs(sumDiagonalLR) == 3 || Math.abs(sumDiagonalRL) == 3) {
 return true;
 }
 for (int i = 0; i <= 2; i++) {
 for (int j = 0; j <= 2; j++) {
 sumColumns += board[j][i];
 sumVerses += board[i][j];
 }
 if (Math.abs(sumColumns) == 3 || Math.abs(sumVerses) == 3) {
 return true;
 } else {
 sumColumns = 0;
 sumVerses = 0;
 }
 }
 return false;
 }
}

Controller.java

package app;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Arrays;
import javax.swing.JButton;
/**
 *
 * @author mateusz
 */
public class Controller implements ActionListener{
 Model model;
 View view;
 
 public Controller(Model model, View view) {
 this.model = model;
 this.view = view;
 addActionListeners();
 }
 
 private void addActionListeners(){
 for (JButton knob : view.knobs) {
 knob.addActionListener(this);
 view.newGame.addActionListener(this);
 }
 }
 private boolean addChoice(Integer field, Value value) {
 model.setChoice(field, value);
 if(model.movesCounter >= 5) {
 if(model.checkBoard()) {
 view.winGame();
 view.endGame();
 return true;
 }
 if(model.movesCounter == 9) {
 view.endGame();
 view.setNoWinner();
 }
 } 
 return false;
 }
 @Override
 public void actionPerformed(ActionEvent e) {
 Value currentPlayer = view.getCurrentPlayerValue(); //ustala znak gracza w trakcie wciśnięcia
 
 if (Arrays.asList(view.knobs).contains(e.getSource()) && currentPlayer != null) {//jeśli wciśnięto pole gry i ustawiony był gracz
 Integer knobIndex = Arrays.asList(view.knobs).indexOf((JButton)e.getSource());
 ((JButton) e.getSource()).setText(view.getCurrentPlayerString()); //Nastawia X lub O na przycisku
 view.pack();
 ((JButton) e.getSource()).setEnabled(false); //Dezaktywuje przycisk
 if(!addChoice(knobIndex, currentPlayer)) view.changePlayer();//Przekazuje index elementu w tablicy i ustawiony znak
 } else if(e.getSource().equals(view.newGame)) {
 this.view.dispose();
 this.view = new View();
 addActionListeners();
 this.model = new Model();
 }
 }
 }

Value.java

public enum Value {
 X, O
}

TicTacToe.java

public class TicTacToe{
 public static void main(String[] args) {
 Model model = new Model();
 View view = new View();
 Controller controller = new Controller(model, view);
 }
}

Download: https://drive.google.com/file/d/0B6j704LEQ3wVRU5BVEMtWklsdWs/view?usp=sharing

Thank you for reviewing in advance

java mvc tic-tac-toe

lang-java