TicTacToeEvent

// By: Sammy Samkough

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class TicTacToeEvent implements ActionListener
{
    private static final int WIDTH = 400;
    private static final int HEIGHT = 400;

    JFrame frame;
    JPanel p;
    Font f;
    // Dimension d;

    JButton b1, b2, b3, b4, b5, b6, b7, b8, b9;

    int x = 0;

    public TicTacToeEvent()
    {
        frame = new JFrame("TicTacToe");
        p = new JPanel();
        f = new Font("Arial", Font.BOLD, 30);
        // d = new Dimension(100, 100);

        frame.setContentPane(p);
        p.setLayout(new GridLayout(3, 3));

        b1 = new JButton(" ");
        b2 = new JButton(" ");
        b3 = new JButton(" ");
        b4 = new JButton(" ");
        b5 = new JButton(" ");
        b6 = new JButton(" ");
        b7 = new JButton(" ");
        b8 = new JButton(" ");
        b9 = new JButton(" ");

        b1.setFont(f);
        b2.setFont(f);
        b3.setFont(f);
        b4.setFont(f);
        b5.setFont(f);
        b6.setFont(f);
        b7.setFont(f);
        b8.setFont(f);
        b9.setFont(f);

        // With GridLayout, you only have to set one button to change the size and it'll do it to all of them.
        // b1.setPreferredSize(d);

        p.add(b1);
        p.add(b2);
        p.add(b3);
        p.add(b4);
        p.add(b5);
        p.add(b6);
        p.add(b7);
        p.add(b8);
        p.add(b9);

        b1.addActionListener(this);
        b2.addActionListener(this);
        b3.addActionListener(this);
        b4.addActionListener(this);
        b5.addActionListener(this);
        b6.addActionListener(this);
        b7.addActionListener(this);
        b8.addActionListener(this);
        b9.addActionListener(this);

        frame.setSize(WIDTH, HEIGHT);
        frame.setLocationRelativeTo(null);
        frame.setResizable(false);
        // frame.setTitle("Sammy");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setVisible(true);
    }

    public void actionPerformed(ActionEvent e)
    {
        // So that when you click the button twice, it stays the same
        if (!e.getActionCommand().equals(" "))
        {
            return;
        }

        // To determine whether or not it's an X or an O
        if (e.getSource() == b1)
        {
            if (x == 0)
            {
                b1.setText("X");
                x += 1;
            }
            else if (x == 1)
            {
                b1.setText("O");
                x -= 1;
            }
        }

        if (e.getSource() == b2)
        {
            if (x == 0)
            {
                b2.setText("X");
                x += 1;
            }
            else if (x == 1)
            {
                b2.setText("O");
                x -= 1;
            }
        }

        if (e.getSource() == b3)
        {
            if (x == 0)
            {
                b3.setText("X");
                x += 1;
            }
            else if (x == 1)
            {
                b3.setText("O");
                x -= 1;
            }
        }

        if (e.getSource() == b4)
        {
            if (x == 0)
            {
                b4.setText("X");
                x += 1;
            }
            else if (x == 1)
            {
                b4.setText("O");
                x -= 1;
            }
        }

        if (e.getSource() == b5)
        {
            if (x == 0)
            {
                b5.setText("X");
                x += 1;
            }
            else if (x == 1)
            {
                b5.setText("O");
                x -= 1;
            }
        }

        if (e.getSource() == b6)
        {
            if (x == 0)
            {
                b6.setText("X");
                x += 1;
            }
            else if (x == 1)
            {
                b6.setText("O");
                x -= 1;
            }
        }

        if (e.getSource() == b7)
        {
            if (x == 0)
            {
                b7.setText("X");
                x += 1;
            }
            else if (x == 1)
            {
                b7.setText("O");
                x -= 1;
            }
        }

        if (e.getSource() == b8)
        {
            if (x == 0)
            {
                b8.setText("X");
                x += 1;
            }
            else if (x == 1)
            {
                b8.setText("O");
                x -= 1;
            }
        }

        if (e.getSource() == b9)
        {
            if (x == 0)
            {
                b9.setText("X");
                x += 1;
            }
            else if (x == 1)
            {
                b9.setText("O");
                x -= 1;
            }
        }

        // If X has won
        // Horizontal
        if (b1.getText().equals("X") && b2.getText().equals("X") && b3.getText().equals("X"))
        {
            JOptionPane.showMessageDialog(null, "X has won!");
            System.exit(0);
        }

        if (b4.getText().equals("X") && b5.getText().equals("X") && b6.getText().equals("X"))
        {
            JOptionPane.showMessageDialog(null, "X has won!");
            System.exit(0);
        }

        if (b7.getText().equals("X") && b8.getText().equals("X") && b9.getText().equals("X"))
        {
            JOptionPane.showMessageDialog(null, "X has won!");
            System.exit(0);
        }

        // Vertical
        if (b1.getText().equals("X") && b4.getText().equals("X") && b7.getText().equals("X"))
        {
            JOptionPane.showMessageDialog(null, "X has won!");
            System.exit(0);
        }

        if (b2.getText().equals("X") && b5.getText().equals("X") && b8.getText().equals("X"))
        {
            JOptionPane.showMessageDialog(null, "X has won!");
            System.exit(0);
        }

        if (b3.getText().equals("X") && b6.getText().equals("X") && b9.getText().equals("X"))
        {
            JOptionPane.showMessageDialog(null, "X has won!");
            System.exit(0);
        }

        // Diagnol
        if (b1.getText().equals("X") && b5.getText().equals("X") && b9.getText().equals("X"))
        {
            JOptionPane.showMessageDialog(null, "X has won!");
            System.exit(0);
        }

        if (b3.getText().equals("X") && b5.getText().equals("X") && b7.getText().equals("X"))
        {
            JOptionPane.showMessageDialog(null, "X has won!");
            System.exit(0);
        }

        // If O has won
        // Horizontal
        if (b1.getText().equals("O") && b2.getText().equals("O") && b3.getText().equals("O"))
        {
            JOptionPane.showMessageDialog(null, "O has won!");
            System.exit(0);
        }

        if (b4.getText().equals("O") && b5.getText().equals("O") && b6.getText().equals("O"))
        {
            JOptionPane.showMessageDialog(null, "O has won!");
            System.exit(0);
        }

        if (b7.getText().equals("O") && b8.getText().equals("O") && b9.getText().equals("O"))
        {
            JOptionPane.showMessageDialog(null, "O has won!");
            System.exit(0);
        }

        // Vertical
        if (b1.getText().equals("O") && b4.getText().equals("O") && b7.getText().equals("O"))
        {
            JOptionPane.showMessageDialog(null, "O has won!");
            System.exit(0);
        }

        if (b2.getText().equals("O") && b5.getText().equals("O") && b8.getText().equals("O"))
        {
            JOptionPane.showMessageDialog(null, "O has won!");
            System.exit(0);
        }

        if (b3.getText().equals("O") && b6.getText().equals("O") && b9.getText().equals("O"))
        {
            JOptionPane.showMessageDialog(null, "O has won!");
            System.exit(0);
        }

        // Diagnol
        if (b1.getText().equals("O") && b5.getText().equals("O") && b9.getText().equals("O"))
        {
            JOptionPane.showMessageDialog(null, "O has won!");
            System.exit(0);
        }

        if (b3.getText().equals("O") && b5.getText().equals("O") && b7.getText().equals("O"))
        {
            JOptionPane.showMessageDialog(null, "O has won!");
            System.exit(0);
        }


        if (!b1.getText().equals(" ") && !b2.getText().equals(" ") && !b3.getText().equals(" ") && !b4.getText().equals(" ") &&
        !b5.getText().equals(" ") && !b6.getText().equals(" ") && !b7.getText().equals(" ") && !b8.getText().equals(" ") &&
        !b9.getText().equals(" "))
        {
            JOptionPane.showMessageDialog(null, "It looks like no one has won.");
            JOptionPane.showMessageDialog(null, "Game will close.");
            System.exit(0);
        }

    }
}

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// By: Sammy Samkough

public class TicTacToeEventTester
{
    public static void main(String args[])
    {
        TicTacToeEvent t1 = new TicTacToeEvent();
    }
}