综合运用开关按钮JToggleButton、复选框JCheckBox、单选框JRadioButton和按钮ButtonGroup，设计如下界面

package ButtonGroupDemo;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.*;
class ButtonGroupDemo{
private JFrame f=new JFrame("按钮综合应用");
private JPanel pc=new JPanel(new GridLayout(1,3));
private JPanel p1=new JPanel(new GridLayout(4,1,0,20));
private JPanel p2=new JPanel(new GridLayout(3,1,0,30));
private JPanel p3=new JPanel(new GridLayout(6,1,0,5));
private JPanel pb=new JPanel(new GridLayout(1,2,10,5));
private JLabel display=new JLabel();
Font ft=new Font("Serif",Font.BOLD,18);
ButtonGroup bg1=new ButtonGroup();
ButtonGroup bg2=new ButtonGroup();
JRadioButton cb1=new JRadioButton("学生");
JRadioButton cb2=new JRadioButton("教师");
JRadioButton cb3=new JRadioButton("管理人员");
JRadioButton cb4=new JRadioButton("男");
JRadioButton cb5=new JRadioButton("女");
JCheckBox cb6=new JCheckBox("旅游");
JCheckBox cb7=new JCheckBox("看书");
JCheckBox cb8=new JCheckBox("上网");
JCheckBox cb9=new JCheckBox("运动");
JCheckBox cb10=new JCheckBox("交友");
JToggleButton jtb1=new JToggleButton("屏蔽右边的按钮",true);
JToggleButton jtb2=new JToggleButton("显示你选择的结果",true);
private String st="学生";
private String sx="男";
private String hobby="旅游";
public static void main(String args[]){
ButtonGroupDemo that=new ButtonGroupDemo();
that.go();
}
void go(){
f.getContentPane().setLayout(new BorderLayout(0,10));
f.getContentPane().add("North",pc);
pc.add(p1);
pc.add(p2);
pc.add(p3);
pc.add(new Label("身份"));p1.add(cb1);
bg1.add(cb1);
cb1.setSelected(true);
p1.add(cb2);
bg1.add(cb2);
p1.add(cb3);bg1.add(cb3);
p2.add(new Label("性别"));
p2.add(cb4);bg2.add(cb4);
cb4.setSelected(true);
p2.add(cb5);bg2.add(cb5);
p3.add(new Label("爱好"));
p3.add(cb6);
cb6.setSelected(true);
p3.add(cb7);p3.add(cb8);
p3.add(cb9);p3.add(cb10);
f.getContentPane().add("Center",pb);
pb.add(jtb1);
pb.add(jtb2);
jtb1.setFont(ft);
jtb2.setFont(ft);
f.getContentPane().add("South",display);
display.setFont(ft);
display.setText("您的身份是"+st+","+sx+"性,爱好有"+hobby);
jtb1.addActionListener(new ButtonH(1));
jtb2.addActionListener(new ButtonH(2));
f.addWindowListener(new WindowHandler());
f.setSize(420,300);
f.setResizable(true);f.setVisible(true);
}//go方法结束
class ButtonH implements ActionListener{
int sel;
ButtonH(int select){
sel=select;
}
public void actionPerformed(ActionEvent e){
if(sel==1)
if(jtb1.isSelected())
{jtb1.setText("屏蔽右边的按钮");jtb2.setEnabled(true);}
else
{jtb1.setText("启用右边的按钮");jtb2.setEnabled(false);}
if(sel==2)
{
Enumeration er;
er=bg1.getElements();
for(;er.hasMoreElements();){
JRadioButton jrb=(JRadioButton)er.nextElement();
if(jrb.isSelected())
{st=jrb.getText();break;}
}
er=bg2.getElements();
for(;er.hasMoreElements();)
{
JRadioButton jrb=(JRadioButton)er.nextElement();
if(jrb.isSelected())
{sx=jrb.getText();break;}
}
hobby="";
if(cb6.isSelected())hobby=cb6.getText();
if(cb7.isSelected())hobby=hobby+cb7.getText();
if(cb8.isSelected())hobby=hobby+cb8.getText();
if(cb9.isSelected())hobby=hobby+cb9.getText();
if(cb10.isSelected())hobby=hobby+cb10.getText();
display.setText("您的身份证是"+st+","+"性，您爱好"+hobby);
jtb2.setSelected(false);
}//结束if(sel==2)
}
}
class WindowHandler extends WindowAdapter{
public void windowClosing(WindowEvent e){
System.exit(1);
}
}
}