来自520的问候

import java.awt.Color;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.*;
public class AbsolutePosition extends JFrame{
    //JFrame f1,f2;
    JPanel p,p2;
    JButton b;
    JRadioButton b1,b2;
    JTextField t1;
    JLabel l,l1,l2;
public AbsolutePosition(){
    Container c=getContentPane();
    setTitle("来自520的问候！");
    p=new JPanel();
    p2=new JPanel();
    p.setLayout(null);
    b=new JButton("回复");
    b1=new JRadioButton("爱");
    b2=new JRadioButton("滚");
    t1=new JTextField(5);
    l=new JLabel("我爱你，你也爱我吗？");
    l1=new JLabel("你每天爱我多少遍？");
    l2=new JLabel("别想了你就是个单身狗   :D");
    l.setBounds(160,50,140,30);
    b.setBounds(200,180, 80, 28);
    b1.setBounds(140, 80, 80, 28);
    b2.setBounds(240, 80, 80, 28);    
    t1.setBounds(140,140, 200, 28);
    l1.setBounds(140,100, 140, 50);
    add(p);
    p.add(l);
    p.add(b1);
    p.add(b2);
    p.add(l1);
    p.add(t1);
    p.add(b);
    setVisible(true);
    setLocation(700, 400);
    setSize(500,350);
    p.setBackground(Color.PINK);
    b.addActionListener(new ActionListener() {
        @Override
        public void actionPerformed(ActionEvent e) {
            p.setVisible(false);
            p2.setLayout(null);
            setTitle("心疼你这个单身狗");
            l2.setBounds(150,100, 200, 28);
            add(p2);
            p2.add(l2);    
            p2.setBackground(Color.GREEN);
            setLocation(700, 400);
            setSize(500,350);
        }    
    });
    }
public static void main(String[] args) {
    new AbsolutePosition();
}

}