sw4.java

来自「swing.rar」· Java 代码 · 共 27 行

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

class sw4 extends JFrame
{
	ButtonGroup bg = new ButtonGroup();
	JRadioButton b1 = new JRadioButton("Male");
	JRadioButton b2 = new JRadioButton("Female");

	public sw4()
	{
		Container con = getContentPane();
			con.add(b1);
			con.add(b2);
			bg.add(b1);
			bg.add(b2);
		con.setLayout(new FlowLayout());
		setSize(300,300);
		setVisible(true);
	}

	public static void main(String args[])
	{
		new sw4();
	}
}