import java、awt、*;

import java、awt、event、*;

import javax、swing、*;

import java、sql、*;

public class NoteTextArea extends JFrame implements ActionListener

{

private JPanel jp=new JPanel();

private JButton[] jb = new JButton[4];

private JComboBox box;

private JTextArea jt=new JTextArea();

private JScrollPane js=new JScrollPane(jt,ScrollPaneConstants、VERTICAL_SCROLLBAR_ALWAYS,ScrollPaneConstants、HORIZONTAL_SCROLLBAR_NEVER);

private String[] obj;

private JTextField text = new JTextField();

public NoteTextArea()

{

jp、setLayout(null);

String[] obj = new String[]{"微笑","生气","难过","得意"};

box = new JComboBox(obj);

JLabel j1 = new JLabel("留言版");

JLabel j2 = new JLabel("您");

JLabel j3 = new JLabel("地说:");

jb[0] = new JButton("清屏");

jb[1] = new JButton("至顶");

jb[2] = new JButton("至尾");

jb[3] = new JButton("提交");

for(int i = 0;i < 3;i++)

{

jb[i]、setBounds(650,i*75+55,100,50);

}

for(int i = 0;i < 3;i++)

{

jp、add(jb[i]);

}

j1、setBounds(280,10,50,30);

j2、setBounds(20,375,30,50);

box、setBounds(55,385,80,30);

j3、setBounds(160,375,40,50);

text、setBounds(210,385,300,30);

jb[3]、setBounds(520,365,75,50);

js、setBounds(10,50,600,300);

jp、add(j1);

jp、add(j2);