ADD2

Transform2158.java

@@ -1,68 +1,99 @@
 import javax.swing.*;
-import java.awt.*;
+import java.awt.event.ActionEvent;
-import java.util.Objects;
+import java.awt.event.ActionListener;
+import java.util.Scanner;
 
-public class Transform2158 extends JFrame {
+public class Transform2158{
 
-    private JTextField inputField;
+    public static String convertBase(String input, int fromBase, int toBase) {
-    private JComboBox<String> fromBaseBox;
+        try {
-    private JComboBox<String> toBaseBox;
+            int number = Integer.parseInt(input, fromBase);
-    private JTextArea resultArea;
+            return Integer.toString(number, toBase);
+        } catch (NumberFormatException e) {
+            return null;
+        }
+    }
 
-    public Transform2158() {
+    public static boolean isValidBase(int base) {
-        setTitle("进制转换器");
+        return base == 2 || base == 8 || base == 10 || base == 16;
-        setSize(400, 300);
+    }
-        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
-        setLocationRelativeTo(null); // 居中显示
 
-        initUI();
+    public static void main(String[] args) {
+        if (args.length > 0 && args[0].equals("cli")) {
+            runCLI();
+        } else {
+            SwingUtilities.invokeLater(() -> new Transform2158().createAndShowGUI());
+        }
     }
 
-    private void initUI() {
+    private static void runCLI() {
-        JPanel panel = new JPanel();
+        Scanner scanner = new Scanner(System.in);
-        panel.setLayout(new GridLayout(5, 2));
+        System.out.print("请输入输入数字: ");
+        String input = scanner.nextLine();
 
-        panel.add(new JLabel("输入数字: "));
+        System.out.print("请输入从进制 (2, 8, 10, 16): ");
-        inputField = new JTextField();
+        int fromBase = scanner.nextInt();
-        panel.add(inputField);
 
-        panel.add(new JLabel("从进制: "));
+        System.out.print("请输入到进制 (2, 8, 10, 16): ");
-        fromBaseBox = new JComboBox<>(new String[]{"2", "8", "10", "16"});
+        int toBase = scanner.nextInt();
-        panel.add(fromBaseBox);
+
+        if (isValidBase(fromBase) && isValidBase(toBase)) {
+            String result = convertBase(input, fromBase, toBase);
+            if (result != null) {
+                System.out.println("转换结果: " + result);
+            } else {
+                System.out.println("输入的数字在指定的进制中无效。");
+            }
+        } else {
+            System.out.println("无效的进制，请输入 (2, 8, 10, 16)。");
+        }
 
-        panel.add(new JLabel("到进制: "));
+        scanner.close();
-        toBaseBox = new JComboBox<>(new String[]{"2", "8", "10", "16"});
+    }
-        panel.add(toBaseBox);
 
-        JButton convertButton = new JButton("转换");
+    private void createAndShowGUI() {
-        convertButton.addActionListener(e -> performConversion());
+        JFrame frame = new JFrame("进制转换器");
-        panel.add(convertButton);
+        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        frame.setSize(300, 200);
+        frame.setLayout(null);
 
-        resultArea = new JTextArea(5, 20);
+        JButton button = new JButton("开始转换");
-        resultArea.setEditable(false);
+        button.setBounds(80, 70, 140, 30);
-        panel.add(new JScrollPane(resultArea));
+        button.addActionListener(new ConvertAction());
+        frame.add(button);
 
-        add(panel);
+        frame.setVisible(true);
     }
 
-    private void performConversion() {
+    private static class ConvertAction implements ActionListener {
-        String input = inputField.getText();
+        @Override
-        int fromBase = Integer.parseInt((String) Objects.requireNonNull(fromBaseBox.getSelectedItem()));
+        public void actionPerformed(ActionEvent e) {
-        int toBase = Integer.parseInt((String) Objects.requireNonNull(toBaseBox.getSelectedItem()));
+            String input = JOptionPane.showInputDialog("请输入输入数字:");
+            if (input == null) return;
 
-        try {
+            String fromBaseStr = JOptionPane.showInputDialog("请输入从进制 (2, 8, 10, 16):");
-            int number = Integer.parseInt(input, fromBase);
+            if (fromBaseStr == null) return;
-            String result = Integer.toString(number, toBase);
-            resultArea.setText("转换结果: " + result);
-        } catch (NumberFormatException e) {
-            resultArea.setText("输入的数字在指定的进制中无效。");
-        }
-    }
 
-    public static void main(String[] args) {
+            String toBaseStr = JOptionPane.showInputDialog("请输入到进制 (2, 8, 10, 16):");
-        EventQueue.invokeLater(() -> {
+            if (toBaseStr == null) return;
-            Transform2158 ex = new Transform2158();
+
-            ex.setVisible(true);
+            try {
-        });
+                int fromBase = Integer.parseInt(fromBaseStr);
+                int toBase = Integer.parseInt(toBaseStr);
+
+                if (isValidBase(fromBase) && isValidBase(toBase)) {
+                    String result = convertBase(input, fromBase, toBase);
+                    if (result != null) {
+                        JOptionPane.showMessageDialog(null, "转换结果: " + result);
+                    } else {
+                        JOptionPane.showMessageDialog(null, "输入的数字在指定的进制中无效。");
+                    }
+                } else {
+                    JOptionPane.showMessageDialog(null, "无效的进制，请输入 (2, 8, 10, 16)。");
+                }
+            } catch (NumberFormatException ex) {
+                JOptionPane.showMessageDialog(null, "输入的数字在指定的进制中无效。");
+            }
+        }
     }
 }

Transform4381.java

@@ -24,4 +24,4 @@ public class Transform4381 {
             System.out.println("输入的数字在指定的进制中无效。");
         }
     }
-}
+}