java swing局域网的聊天源码

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
class test7 extends JPanel//此处类继承了JPanel类
{
    static final int WIDTH=300;
    static final int HEIGHT=150;
Jframe loginframe;
    public void add（Component cGridBagConstraints constraintsint xint yint wint h）
    {//此方法用来添加控件到容器中
        constraints.gridx=x;
        constraints.gridy=y;
        constraints.gridwidth=w;
        constraints.gridheight=h;
        add（cconstraints）;
} 
    test7（）
    {
        loginframe=new Jframe（“信息管理系统“）; //设置顶层容器
        loginframe.setDefaultCloseOperation（Jframe.EXIT_ON_CLOSE）;//设置其顶层容器的关闭性
        GridBagLayout lay=new GridBagLayout（）;//创建网格组布局方式对象 
        setLayout（lay）;                        
        loginframe.add（this BorderLayout.WEST）;
        loginframe.setSize（WIDTHHEIGHT）;
        Toolkit kit=Toolkit.getDefaultToolkit（）;//设置顶层容器框架为居中
        Dimension screenSize=kit.getScreenSize（）;
        int width=screenSize.width;
        int height=screenSize.height;
        int x=（width-WIDTH）/2;
        int y=（height-HEIGHT）/2;
        loginframe.setLocation（xy）;
        JButton ok=new JButton（“确认“）;
        JButton cancel=new JButton（“放弃“）;
        JLabel title=new JLabel（“布局管理器测试窗口“）;
        JLabel name=new JLabel（“用户名:“）;
        JLabel password=new JLabel（“密 码:“）;
        final JTextField nameinput=new JTextField（18）;
        final JTextField passwordinput=new JTextField（18）;
        GridBagConstraints constraints=new GridBagConstraints（）;
        constraints.fill=GridBagConstraints.NONE;
        constraints.anchor=GridBagConstraints.EAST;

        constraints.weightx=5;
        constraints.weighty=4;
        add（titleconstraints0051）; //使用网格组布局添加控件                
        add（nameconstraints0111）;
        add（passwordconstraints0211）;
        add（nameinputconstraints1141）;
        add（passwordinputconstraints1241）;
        add（okconstraints1311）;
        add（cancelconstraints3311）;
        loginframe.setResizable（false）;
        loginframe.setVisible（true）;  
    }
}
public class test8
{
    public static void main（String[] args）
    {
    	test7 log=new test7（）;
}
 }

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2012-08-30 10:02  chat
     文件       70009  2012-08-30 10:01  chat.sql
     文件        1217  2012-06-07 11:32  chat.classpath
     文件         380  2012-06-07 11:31  chat.project
     目录           0  2012-08-30 09:59  chat.settings
     目录           0  2012-08-30 09:59  chat.settings.svn
     文件         222  2012-05-21 11:44  chat.settings.svnall-wcprops
     文件         368  2012-06-15 15:30  chat.settings.svnentries
     目录           0  2012-08-30 09:59  chat.settings.svnprop-base
     目录           0  2012-08-30 09:59  chat.settings.svnprops
     目录           0  2012-08-30 09:59  chat.settings.svn ext-base
     文件         629  2012-05-21 11:44  chat.settings.svn ext-baseorg.eclipse.jdt.core.prefs.svn-base
     目录           0  2012-08-30 09:59  chat.settings.svn mp
     目录           0  2012-08-30 09:59  chat.settings.svn mpprop-base
     目录           0  2012-08-30 09:59  chat.settings.svn mpprops
     目录           0  2012-08-30 09:59  chat.settings.svn mp ext-base
     文件         629  2012-05-18 17:45  chat.settingsorg.eclipse.jdt.core.prefs
     目录           0  2012-08-30 09:59  chatin
     目录           0  2012-08-30 09:59  chatin.svn
     文件         282  2012-06-15 15:30  chatin.svnall-wcprops
     文件         517  2012-06-15 15:30  chatin.svnentries
     目录           0  2012-08-30 09:59  chatin.svnprop-base
     文件          53  2012-05-21 11:43  chatin.svnprop-base est7.class.svn-base
     文件          53  2012-05-21 11:43  chatin.svnprop-base est8.class.svn-base
     目录           0  2012-08-30 09:59  chatin.svnprops
     目录           0  2012-08-30 09:59  chatin.svn ext-base
     文件        2532  2012-05-21 11:44  chatin.svn ext-base est7.class.svn-base
     文件         412  2012-05-21 11:44  chatin.svn ext-base est8.class.svn-base
     目录           0  2012-08-30 09:59  chatin.svn mp
     目录           0  2012-08-30 09:59  chatin.svn mpprop-base
     目录           0  2012-08-30 09:59  chatin.svn mpprops
............此处省略1910个文件信息