test/BaseConverterGUI.java

package com.example.baseconverter;



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

public class BaseConverterGUI extends JFrame {

    private JPanel contentPane;
    private JTextField sourceBaseField;
    private JTextField sourceNumberField;
    private JTextField targetBaseField;
    private JButton convertButton;
    private JLabel resultLabel;

    public BaseConverterGUI() {
        setTitle("Base Converter");
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setBounds(100, 100, 450, 150);
        contentPane = new JPanel();
        contentPane.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
        setContentPane(contentPane);
        contentPane.setLayout(null);

        JLabel sourceBaseLabel = new JLabel("原始进制 (2-16):");
        sourceBaseLabel.setBounds(10, 11, 85, 14);
        contentPane.add(sourceBaseLabel);

        sourceBaseField = new JTextField();
        sourceBaseField.setBounds(99, 8, 86, 20);
        contentPane.add(sourceBaseField);
        sourceBaseField.setColumns(10);

        JLabel sourceNumberLabel = new JLabel("原始数:");
        sourceNumberLabel.setBounds(10, 42, 85, 14);
        contentPane.add(sourceNumberLabel);

        sourceNumberField = new JTextField();
        sourceNumberField.setBounds(99, 39, 86, 20);
        contentPane.add(sourceNumberField);
        sourceNumberField.setColumns(10);

        JLabel targetBaseLabel = new JLabel("目标进制 (2-16):");
        targetBaseLabel.setBounds(10, 73, 85, 14);
        contentPane.add(targetBaseLabel);

        targetBaseField = new JTextField();
        targetBaseField.setBounds(99, 70, 86, 20);
        contentPane.add(targetBaseField);
        targetBaseField.setColumns(10);

        convertButton = new JButton("转换");
        convertButton.setBounds(199, 110, 89, 23);
        contentPane.add(convertButton);

        resultLabel = new JLabel("");
        resultLabel.setBounds(299, 70, 130, 14);
        contentPane.add(resultLabel);

        convertButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                try {
                    int sourceBase = Integer.parseInt(sourceBaseField.getText());
                    String sourceNumber = sourceNumberField.getText();
                    int targetBase = Integer.parseInt(targetBaseField.getText());

                    if (sourceBase < 2 || sourceBase > 16 || targetBase < 2 || targetBase > 16) {
                        resultLabel.setText("进制必须在2到16之间！");
                        return;
                    }

                    int decimalValue = BaseConverter.toDecimal(sourceNumber, sourceBase);
                    String targetNumber = BaseConverter.fromDecimal(decimalValue, targetBase);
                    resultLabel.setText("转换后的数是: " + targetNumber);
                } catch (NumberFormatException ex) {
                    resultLabel.setText("请输入有效的数字");
                }
            }
        });
    }

    public static void main(String[] args) {
        EventQueue.invokeLater(new Runnable() {
            public void run() {
                try {
                    BaseConverterGUI frame = new BaseConverterGUI();
                    frame.setVisible(true);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        });
    }
}