用Java的GUI制作一个按钮式的计算器,实现加减乘除等于,清屏,实现十进制，八进制， 二进制转换,并且设置一个菜单键“帮助”按钮点击显示“苏浩然3210421090”,要求显示结果的文本框不能太小,直接给示例代码

好的，以下是示例代码，你可以根据需要进行修改和优化。

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

public class Calculator extends JFrame {
    private JTextField resultTextField;
    private JButton clearButton, equalButton;
    private JButton addButton, subtractButton, multiplyButton, divideButton;
    private JButton decimalButton, octalButton, binaryButton;
    private JMenuBar menuBar;
    private JMenu helpMenu;
    private JMenuItem helpMenuItem;

    public Calculator() {
        setTitle("计算器");
        setSize(400, 400);
        setDefaultCloseOperation(EXIT_ON_CLOSE);

        JPanel panel = new JPanel();
        panel.setLayout(new BorderLayout());

        resultTextField = new JTextField(20);
        resultTextField.setEditable(false);
        panel.add(resultTextField, BorderLayout.NORTH);

        JPanel buttonPanel = new JPanel();
        buttonPanel.setLayout(new GridLayout(4, 4));

        addButton = new JButton("+");
        addButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                addOperator("+");
            }
        });
        buttonPanel.add(addButton);

        subtractButton = new JButton("-");
        subtractButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                addOperator("-");
            }
        });
        buttonPanel.add(subtractButton);

        multiplyButton = new JButton("*");
        multiplyButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                addOperator("*");
            }
        });
        buttonPanel.add(multiplyButton);

        divideButton = new JButton("/");
        divideButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                addOperator("/");
            }
        });
        buttonPanel.add(divideButton);

        for (int i = 1; i <= 9; i++) {
            JButton button = new JButton("" + i);
            button.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e) {
                    addNumber(button.getText());
                }
            });
            buttonPanel.add(button);
        }

        decimalButton = new JButton("DEC");
        decimalButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                resultTextField.setText("" + Integer.parseInt(resultTextField.getText(), 8));
            }
        });
        buttonPanel.add(decimalButton);

        JButton zeroButton = new JButton("0");
        zeroButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                addNumber("0");
            }
        });
        buttonPanel.add(zeroButton);

        clearButton = new JButton("C");
        clearButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                resultTextField.setText("");
            }
        });
        buttonPanel.add(clearButton);

        equalButton = new JButton("=");
        equalButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                calculate();
            }
        });
        buttonPanel.add(equalButton);

        octalButton = new JButton("OCT");
        octalButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                resultTextField.setText("" + Integer.toOctalString(Integer.parseInt(resultTextField.getText())));
            }
        });
        buttonPanel.add(octalButton);

        binaryButton = new JButton("BIN");
        binaryButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                resultTextField.setText("" + Integer.toBinaryString(Integer.parseInt(resultTextField.getText())));
            }
        });
        buttonPanel.add(binaryButton);

        panel.add(buttonPanel, BorderLayout.CENTER);

        menuBar = new JMenuBar();
        helpMenu = new JMenu("帮助");
        helpMenuItem = new JMenuItem("苏浩然3210421090");
        helpMenuItem.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                JOptionPane.showMessageDialog(null, "苏浩然3210421090");
            }
        });
        helpMenu.add(helpMenuItem);
        menuBar.add(helpMenu);
        setJMenuBar(menuBar);

        add(panel);
        setVisible(true);
    }

    private void addOperator(String operator) {
        resultTextField.setText(resultTextField.getText() + operator);
    }

    private void addNumber(String number) {
        resultTextField.setText(resultTextField.getText() + number);
    }

    private void calculate() {
        String expression = resultTextField.getText();
        if (expression.contains("+")) {
            String[] nums = expression.split("\\+");
            int result = Integer.parseInt(nums[0]) + Integer.parseInt(nums[1]);
            resultTextField.setText("" + result);
        } else if (expression.contains("-")) {
            String[] nums = expression.split("-");
            int result = Integer.parseInt(nums[0]) - Integer.parseInt(nums[1]);
            resultTextField.setText("" + result);
        } else if (expression.contains("*")) {
            String[] nums = expression.split("\\*");
            int result = Integer.parseInt(nums[0]) * Integer.parseInt(nums[1]);
            resultTextField.setText("" + result);
        } else if (expression.contains("/")) {
            String[] nums = expression.split("/");
            int result = Integer.parseInt(nums[0]) / Integer.parseInt(nums[1]);
            resultTextField.setText("" + result);
        }
    }

    public static void main(String[] args) {
        new Calculator();
    }
}

这个计算器实现了加减乘除四则运算，以及十进制、八进制、二进制转换功能。同时还添加了一个“帮助”菜单，点击后可以显示一个消息框，显示“苏浩然3210421090”。