在Java中使用图形用户界面的TicTacToe

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

public class TicTacToeGUI extends JFrame {
    private JButton[][] buttons;
    private JLabel statusLabel;
    private boolean xTurn;

    public TicTacToeGUI() {
        setTitle("TicTacToe");
        setSize(300, 300);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setLocationRelativeTo(null);

        buttons = new JButton[3][3];
        statusLabel = new JLabel("X's turn");
        xTurn = true;

        JPanel buttonPanel = new JPanel(new GridLayout(3, 3));
        for (int i = 0; i < 3; i++) {
            for (int j = 0; j < 3; j++) {
                buttons[i][j] = new JButton();
                buttons[i][j].addActionListener(new ButtonClickListener(i, j));
                buttonPanel.add(buttons[i][j]);
            }
        }

        add(buttonPanel, BorderLayout.CENTER);
        add(statusLabel, BorderLayout.SOUTH);
    }

    private class ButtonClickListener implements ActionListener {
        private int row;
        private int col;

        public ButtonClickListener(int row, int col) {
            this.row = row;
            this.col = col;
        }

        @Override
        public void actionPerformed(ActionEvent e) {
            if (buttons[row][col].getText().isEmpty()) {
                if (xTurn) {
                    buttons[row][col].setText("X");
                    statusLabel.setText("O's turn");
                } else {
                    buttons[row][col].setText("O");
                    statusLabel.setText("X's turn");
                }
                xTurn = !xTurn;
                checkWin();
            }
        }

        private void checkWin() {
            String[][] board = new String[3][3];
            for (int i = 0; i < 3; i++) {
                for (int j = 0; j < 3; j++) {
                    board[i][j] = buttons[i][j].getText();
                }
            }

            // Check rows
            for (int i = 0; i < 3; i++) {
                if (board[i][0].equals(board[i][1]) && board[i][0].equals(board[i][2]) && !board[i][0].isEmpty()) {
                    showWinMessage(board[i][0]);
                    return;
                }
            }

            // Check columns
            for (int j = 0; j < 3; j++) {
                if (board[0][j].equals(board[1][j]) && board[0][j].equals(board[2][j]) && !board[0][j].isEmpty()) {
                    showWinMessage(board[0][j]);
                    return;
                }
            }

            // Check diagonals
            if (board[0][0].equals(board[1][1]) && board[0][0].equals(board[2][2]) && !board[0][0].isEmpty()) {
                showWinMessage(board[0][0]);
                return;
            }
            if (board[0][2].equals(board[1][1]) && board[0][2].equals(board[2][0]) && !board[0][2].isEmpty()) {
                showWinMessage(board[0][2]);
                return;
            }

            // Check draw
            boolean draw = true;
            for (int i = 0; i < 3; i++) {
                for (int j = 0; j < 3; j++) {
                    if (board[i][j].isEmpty()) {
                        draw = false;
                        break;
                    }
                }
            }
            if (draw) {
                showDrawMessage();
            }
        }

        private void showWinMessage(String winner) {
            JOptionPane.showMessageDialog(TicTacToeGUI.this, winner + " wins!");
            resetGame();
        }

        private void showDrawMessage() {
            JOptionPane.showMessageDialog(TicTacToeGUI.this, "It's a draw!");
            resetGame();
        }

        private void resetGame() {
            for (int i = 0; i < 3; i++) {
                for (int j = 0; j < 3; j++) {
                    buttons[i][j].setText("");
                }
            }
            xTurn = true;
            statusLabel.setText("X's turn");
        }
    }

    public static void main(String[] args) {
        SwingUtilities.invokeLater(() -> {
            TicTacToeGUI game = new TicTacToeGUI();
            game.setVisible(true);
        });
    }
}