按下KeyEvent后运行JButton

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

public class KeyPressEventExample {
    public static void main(String[] args) {
        JFrame frame = new JFrame("Key Press Event Example");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        JButton button = new JButton("Click Me");
        button.setBounds(50, 50, 100, 30);

        button.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                // 在这里编写按下按钮后要执行的操作
                System.out.println("Button clicked!");
            }
        });

        frame.add(button);
        frame.setSize(200, 150);
        frame.setLayout(null);
        frame.setVisible(true);

        frame.addKeyListener(new KeyAdapter() {
            public void keyPressed(KeyEvent e) {
                if (e.getKeyCode() == KeyEvent.VK_ENTER) {
                    // 当按下回车键时，触发按钮的点击事件
                    button.doClick();
                }
            }
        });

        frame.setFocusable(true);
        frame.requestFocus();
    }
}