鍦↗ava涓疄鐜颁笅鎷夊垪琛ㄤ竴鑸娇鐢⊿wing鎴朖avaFX缂栫▼锛屼互涓嬫槸涓ょ鏂规硶锛?/p>

1. 浣跨敤Swing瀹炵幇涓嬫媺鍒楄〃锛?/li>

import javax.swing.*;
import java.awt.*;

public class DropdownListExample {
    public static void main(String[] args) {
        JFrame frame = new JFrame("Dropdown List Example");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        
        String[] options = {"Option 1", "Option 2", "Option 3"};
        JComboBox<String> dropdown = new JComboBox<>(options);
        
        frame.add(dropdown, BorderLayout.CENTER);
        
        frame.setSize(300, 200);
        frame.setVisible(true);
    }
}

2. 浣跨敤JavaFX瀹炵幇涓嬫媺鍒楄〃锛?/li>

import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.control.ComboBox;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;

public class DropdownListExample extends Application {
    public static void main(String[] args) {
        launch(args);
    }

    @Override
    public void start(Stage primaryStage) {
        primaryStage.setTitle("Dropdown List Example");

        ComboBox<String> dropdown = new ComboBox<>();
        dropdown.getItems().addAll("Option 1", "Option 2", "Option 3");

        VBox vbox = new VBox(dropdown);

        Scene scene = new Scene(vbox, 300, 200);
        primaryStage.setScene(scene);
        primaryStage.show();
    }
}

浠ヤ笂鏄袱绉嶅父瑙佺殑鍦↗ava涓疄鐜颁笅鎷夊垪琛ㄧ殑鏂规硶锛屽垎鍒娇鐢⊿wing鍜孞avaFX杩涜瀹炵幇銆傚彲浠ユ牴鎹叿浣撻渶姹傞€夋嫨浣跨敤鍝鏂规硶銆?/p>