以编程方式创建JToggleButton并将其添加到面板

import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JToggleButton;

JFrame frame = new JFrame("JToggleButton Example");

JPanel panel = new JPanel();

JToggleButton toggleButton = new JToggleButton("Toggle Button");

panel.add(toggleButton);

frame.add(panel);

frame.setSize(300, 200);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.setVisible(true);