java的聊天软件 会有助于大家学习Java网络编程

import java.awt.*; import javax.swing.*; import java.net.*; import java.io.*; import java.awt.event.*; import javax.swing.event.*; class ChatFrame extends JFrame implements ActionListener,ListSelectionListener,ItemListener ,Runnable{ /** * */ private static final long serialVersionUID = 1L; private JLabel nameLabel; private JLabel welcomeInfo; private JTextArea commonArea; //公共发言区 private JTextArea myMsgArea; private JComboBox perponsComboBox; private JTextField inMsgField; //发言输入框 private JCheckBox privateTalk; private boolean privateTalkFlag = false; //是否是私聊,默认值为假 private JButton sentButton; //发送消息按钮 private JList peopleList; //显示进入聊天室的人名单 private JButton refurbishButton; private JMenuItem menuItem; private JMenuItem hideMenuItem; private BufferedReader in; private PrintWriter out; private DefaultListModel listModel; private String myName; private String withWho = "所有人"; JPanel centerPanel; JScrollPane commonAreaScroll; JScrollPane myMsgAreaScroll; public ChatFrame(){ super("浪迹天涯聊天室"); //*********************上面进入聊天室房间**************// JPanel upperPanel = new JPanel(); welcomeInfo = new JLabel(); Icon BordTop = new ImageIcon("images\\BordTop.gif"); welcomeInfo.setIcon(BordTop); nameLabel = new JLabel(); upperPanel.add(welcomeInfo); upperPanel.add(nameLabel); //*******************************************************// //**************中间聊天室两个窗口***********************// centerPanel = new JPanel(new BorderLayout()); //面板 //**************设置面板*********************// /*centerPanel = new JPanel(); centerPanel.setLayout(new BordLayout());*/ //***************构造具有指定行数和列数的新的空的TextArea************// commonArea = new JTextArea(15,40); //公共言论区 //*************设置指定的boolean变量，以指示此TextComponent 是否应该为可编辑的*************// commonArea.setEditable(false); commonAreaScroll = new JScrollPane(commonArea); commonAreaScroll.setVerticalScrollBarPolicy( JScrollPane.VERTICAL_SCROLLBAR_ALWAYS); commonAreaScroll.setHorizontalScrollBarPolicy( ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER); commonAreaScroll.setBorder(BorderFactory.createTitledBorder("主聊天频道")); centerPanel.add(commonAreaScroll,BorderLayout.NORTH); myMsgArea = new JTextArea(10,40); //我的发言区 //*************设置指定的boolean变量，以指示此TextComponent 是否应该为可编辑的*************// myMsgArea.setEditable(false); myMsgArea.setForeground(new Color(107,101,29));//设置颜色,设置此组件的前景色 myMsgAreaScroll = new JScrollPane(myMsgArea); myMsgAreaScroll.setVerticalScrollBarPolicy( JScrollPane.VERTICAL_SCROLLBAR_ALWAYS); myMsgAreaScroll.setHorizontalScrollBarPolicy( ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER); myMsgAreaScroll.setBorder(BorderFactory.createTitledBorder("我的频道")); centerPanel.add(myMsgAreaScroll,BorderLayout.CENTER); //******************输入发送区*********************** JPanel centerLowerPanel = new JPanel(new BorderLayout()); JPanel tempPanel1 = new JPanel(new FlowLayout(FlowLayout.LEFT)); JPanel tempPanel2 = new JPanel(new BorderLayout()); JLabel withWho = new JLabel("对"); perponsComboBox = new JComboBox(); perponsComboBox.addItem("所有人"); privateTalk = new JCheckBox("私聊"); inMsgField = new JTextField(33); sentButton = new JButton(); Icon sentIcon = new ImageIcon("images\\ButtonSenddown.gif"); sentButton.setIcon(sentIcon); sentButton.setBackground(Color.WHITE); //JToggleButton toggleButton = new JToggleButton("私聊"); tempPanel1.add(withWho); tempPanel1.add(perponsComboBox); tempPanel1.add(privateTalk); //tempPanel1.add(toggleButton); tempPanel2.add(inMsgField,BorderLayout.CENTER); tempPanel2.add(sentButton,BorderLayout.EAST); centerLowerPanel.add(tempPanel1,BorderLayout.CENTER); centerLowerPanel.add(tempPanel2,BorderLayout.SOUTH); centerPanel.add(centerLowerPanel,BorderLayout.SOUTH); //**********************************************************// //**************East 显示进入房间的名单*********************// JPanel eastPanel = new JPanel(new BorderLayout()); listModel = new DefaultListModel(); peopleList = new JList(listModel); peopleList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); JScrollPane ListScrollPane = new JScrollPane(peopleList); ListScrollPane.setPreferredSize(new Dimension(150, 400)); refurbishButton = new JButton("刷新列表"); eastPanel.add(ListScrollPane,BorderLayout.CENTER); eastPanel.add(refurbishButton,BorderLayout.SOUTH); //*********************************************************// //********************** 最下面的面板(South)*****************// JLabel BordBottomLabel = new JLabel(); Icon BordBottom = new ImageIcon("images\\BordBottom.gif"); BordBottomLabel.setIcon(BordBottom); //**********************************************************// //******************组合整个框架**************************// this.add(upperPanel,BorderLayout.NORTH); this.add(centerPanel,BorderLayout.CENTER); this.add(eastPanel,BorderLayout.EAST); this.add(BordBottomLabel,BorderLayout.SOUTH); //********************************************************// sentButton.addActionListener(this); refurbishButton.addActionListener(this); perponsComboBox.addActionListener(this); peopleList.addListSelectionListener(this); privateTalk.addItemListener(this); //this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); /** peopleList.addListSelectionListener( new ListSelectionListener () { public void valueChanged(ListSelectionEvent e) { if (e.getSource() == peopleList){ String select = (String)peopleList.getSelectedValue(); perponsComboBox.addItem(select); perponsComboBox.setSelectedItem(select); //JOptionPane.showMessageDialog(this,select,"你好",JOptionPane.INFORMATION_MESSAGE); } } } ); */ this.createPopupMenu(); this.pack(); this.setVisible(true); //when close the windows this.addWindowListener(new WindowAdapter(){ public void windowClosing(WindowEvent event) {shutDown();} } ); } public void createPopupMenu() { //Create the popup menu. JPopupMenu popup = new JPopupMenu(); menuItem = new JMenuItem("刷新频道"); menuItem.addActionListener(this); popup.add(menuItem); hideMenuItem = new JMenuItem("隐藏公共频道"); hideMenuItem.addActionListener(this); popup.add(hideMenuItem); //Add listener to the text area so the popup menu can come up. MouseListener popupListener = new PopupListener(popup); commonArea.addMouseListener(popupListener); myMsgArea.addMouseListener(popupListener); } public void init(BufferedReader in,PrintWriter out,String name) { //获得输入、输出流 this.in = in; this.out = out; //获得我自己的名字 myName = name; nameLabel.setText(myName); //初始化名字 Thread th = new Thread(this); th.start(); } public void run() { String inmsg; while (true){ try{ inmsg = in.readLine(); //System.out.println(inmsg); //已经在聊天室里的人显示到列表中 if (inmsg.startsWith("old")){ String[] userInfo = inmsg.split("&"); listModel.addElement(userInfo[1]+" 〖"+userInfo[2]+"〗"); //更新用户列表 } else if (inmsg.startsWith("new")){ //接收第一次服务器发送欢迎信息 String[] userInfo = inmsg.split("&"); listModel.addElement(userInfo[1]+" 〖"+userInfo[2]+"〗"); //更新用户列表 commonArea.append("欢迎 "+userInfo[1]+"\n"); myMsgArea.append("欢迎 "+userInfo[1]+"\n"); } //一般消息 else if (inmsg != null)