界面图形化

BaseConverter.java

@@ -1,3 +1,7 @@
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
 import java.util.Scanner;
 
 public class BaseConverter {
@@ -55,27 +59,75 @@ public class BaseConverter {
         int decimalValue = toDecimal(str, sourceBase);
         return fromDecimal(decimalValue, targetBase);
     }
+
     /**
      * 主方法，用于测试
      */
     public static void main(String[] args) {
-        Scanner scanner = new Scanner(System.in);
+        EventQueue.invokeLater(() -> {
+            new BaseConverterGUI();
+        });
+    }
 
-        // 获取用户输入
-        System.out.print("请输入数据（例如 A1）: ");
-        String input = scanner.nextLine().toUpperCase();
+    // GUI 类
+    public static class BaseConverterGUI extends JFrame {
 
-        System.out.print("请输入源进制数（例如 16）: ");
-        int sourceBase = scanner.nextInt();
+        private JTextField inputField;
+        private JTextField sourceBaseField;
+        private JTextField targetBaseField;
+        private JButton convertButton;
+        private JLabel resultLabel;
 
-        System.out.print("请输入目标进制数（例如 2）: ");
-        int targetBase = scanner.nextInt();
+        public BaseConverterGUI() {
+            setTitle("进制转换器");
+            setSize(400, 200);
+            setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+            setLocationRelativeTo(null); // 居中显示
+            setLayout(new GridLayout(5, 2));
 
-        // 进制转换
-        String result = convertBase(input, sourceBase, targetBase);
+            // 输入框
+            inputField = new JTextField();
+            add(new JLabel("输入数据（例如 A1）:"));
+            add(inputField);
+
+            // 源进制输入框
+            sourceBaseField = new JTextField();
+            add(new JLabel("源进制数（例如 16）:"));
+            add(sourceBaseField);
+
+            // 目标进制输入框
+            targetBaseField = new JTextField();
+            add(new JLabel("目标进制数（例如 2）:"));
+            add(targetBaseField);
+
+            // 转换按钮
+            convertButton = new JButton("转换");
+            add(new JLabel());
+            add(convertButton);
 
-        System.out.println("转换结果：" + result); // 输出转换结果
+            // 结果标签
+            resultLabel = new JLabel("转换结果：");
+            add(new JLabel());
+            add(resultLabel);
 
-        scanner.close();
+            // 添加监听器到按钮
+            convertButton.addActionListener(new ActionListener() {
+                @Override
+                public void actionPerformed(ActionEvent e) {
+                    try {
+                        String input = inputField.getText().toUpperCase();
+                        int sourceBase = Integer.parseInt(sourceBaseField.getText());
+                        int targetBase = Integer.parseInt(targetBaseField.getText());
+                        String result = convertBase(input, sourceBase, targetBase);
+                        resultLabel.setText("转换结果：" + result);
+                    } catch (Exception ex) {
+                        JOptionPane.showMessageDialog(BaseConverterGUI.this, "输入错误，请检查后重试！", "错误", JOptionPane.ERROR_MESSAGE);
+                    }
+                }
+            });
+
+            setVisible(true);
+        }
     }
+
 }