用p2p原理实现聊天和文件传输

/* * Created on 2006-2-26 * * TODO To change the template for this generated file go to * Window - Preferences - Java - Code Style - Code Templates */ /** * @author 之诸暇 * * TODO To change the template for this generated type comment go to * Window - Preferences - Java - Code Style - Code Templates */ //Java Document import java.io.*; import java.net.*; import java.awt.*; import java.awt.event.*; import java.awt.Window; import javax.swing.*; import java.util.*; public class Client implements ActionListener,ItemListener,MouseListener{//,KeyListener{ private JFrame myframe ; private JTextPane enterArea; private JTextArea displayArea; private JButton chat,mess,sendButton,receiveButton,retalkButton,cancelButton; private Box baseBox,box; private ObjectOutputStream output; private ObjectInputStream input; private ServerSocket server; private Socket connect,to; private String chatServer,client,message=""; private int counter=1; java.awt.Window windowSplash; /******************菜单项按钮***************/ private JMenu fileMenu,mediaMenu,editMenu,fontMenu,colorMenu; private JPopupMenu popupMenu; private JMenuItem exitItem,openItem,saveItem,sendItem,connectItem; private JMenuItem talkItem,receiveItem; private JMenuItem mouseItem1,mouseItem2; public JCheckBoxMenuItem boldItem,italicItem; private JRadioButtonMenuItem redItem,greenItem,blueItem; private ButtonGroup group; private JMenuBar menuBar; /*****************************/ /****************条件变量*****************/ public static StringBuffer nickName; public static String myShow; public static String otherShow; public static Color mycolor; public static boolean state = false; public Client(){//prepareSplash();startSplash(); myframe = new JFrame ("聊天器"); Container container=myframe.getContentPane(); Box baseBox=Box.createHorizontalBox();//先产生水平排列方式的Box组件，当作基底容器(BaseBox) container.add(baseBox); enterArea=new JTextPane(); enterArea.setSize(5,15); enterArea.setEnabled(false); sendButton=new JButton("发送"); sendButton.setEnabled(true); //sendButton.set sendButton.addActionListener( new ActionListener(){ public void actionPerformed(ActionEvent event){ if(enterArea.getText().equals("")){ JOptionPane.showMessageDialog(myframe,"消息不能为空！","警告",JOptionPane.WARNING_MESSAGE); return; } else{ sendData(enterArea.getText(),0); enterArea.setText(""); } }//action }); receiveButton = new JButton("接收文件"); receiveButton.addActionListener(this); receiveButton.setVisible(false); retalkButton = new JButton("接收聊天"); retalkButton.addActionListener(this); retalkButton.setVisible(false); cancelButton = new JButton("取消"); cancelButton.addActionListener(this); cancelButton.setVisible(false); /**********************播报器********************/ Media media = new Media(myframe); JMenuItem mi = new JMenuItem ("打开"); mi.addActionListener (media); JCheckBoxMenuItem cbmi = new JCheckBoxMenuItem ("循环",false); cbmi.addItemListener (media); JMenuItem ex = new JMenuItem ("退出"); ex.addActionListener (media); /***********************建立菜单项*********************/ //创建菜单 fileMenu = new JMenu ("文件（F）"); fileMenu.setMnemonic('F'); mediaMenu = new JMenu ("影音（M）"); editMenu =new JMenu ("编辑（O）"); editMenu.setMnemonic('O'); fontMenu = new JMenu ("字体（S）"); fontMenu.setMnemonic('S'); colorMenu = new JMenu ("颜色（C）"); colorMenu.setMnemonic('S'); popupMenu = new JPopupMenu(); //创建菜单项 exitItem = new JMenuItem ("退出"); exitItem.setMnemonic('E'); openItem = new JMenuItem("打开"); saveItem = new JMenuItem("保存聊天记录"); sendItem = new JMenuItem("发送文件"); connectItem = new JMenuItem("连接"); talkItem = new JMenuItem("发送聊天"); //receiveItem = new JMenuItem("接受聊天"); boldItem = new JCheckBoxMenuItem ("粗体（B）"); boldItem.setMnemonic('B'); italicItem = new JCheckBoxMenuItem ("斜体（I）"); italicItem.setMnemonic('I'); redItem = new JRadioButtonMenuItem ("红色"); greenItem = new JRadioButtonMenuItem ("绿色"); blueItem = new JRadioButtonMenuItem ("蓝色"); group = new ButtonGroup (); group.add(redItem); group.add(greenItem); group.add(blueItem); mouseItem1 = new JCheckBoxMenuItem("离开"); mouseItem2 = new JMenuItem("隐身"); //对菜单进行监听 //MenuAction action = new MenuAction(myColor,myFont,displayArea,boldItem); //openItem.addActionListener (new Mycolor(mycolor)); saveItem.addActionListener (this); sendItem.addActionListener (this); connectItem.addActionListener (this); talkItem.addActionListener(this); exitItem.addActionListener (this); boldItem.addItemListener(this); italicItem.addItemListener(this); redItem.addActionListener(this); greenItem.addActionListener(this); blueItem.addActionListener(this); mouseItem1.addActionListener(this); mouseItem2.addActionListener(this); //将菜单项添加到菜单中 fileMenu.add(exitItem); fileMenu.add(openItem); fileMenu.add(saveItem); fileMenu.add(sendItem); fileMenu.add(connectItem); mediaMenu.add(talkItem); //mediaMenu.add(receiveItem); mediaMenu.add(mi); mediaMenu.add (cbmi); mediaMenu.add(ex); editMenu.add(boldItem); editMenu.add(italicItem); editMenu.add(fontMenu); fontMenu.add(boldItem); fontMenu.add(italicItem); editMenu.add(colorMenu); colorMenu.add(redItem); colorMenu.add(greenItem); colorMenu.add(blueItem); popupMenu.add(mouseItem1); popupMenu.add(mouseItem2); //建立菜单栏 menuBar = new JMenuBar (); menuBar.add(fileMenu); menuBar.add(mediaMenu); menuBar.add(editMenu); myframe.setJMenuBar(menuBar); /*******************菜单项结束***************/ nickName = new StringBuffer ("none"); displayArea=new JTextArea(10,15); displayArea.add(popupMenu); displayArea.addMouseListener(this); displayArea.setBorder(BorderFactory.createLineBorder(Color.black)); displayArea.setFont(new Font("Serif",Font.BOLD,14)); displayArea.setForeground(Color.blue); displayArea.setEnabled(true); displayArea.setEditable(false); /******************选择昵称按钮*******************/ JButton nickButton = new JButton("选择昵称"); Myaction change = new Myaction(myframe,nickName); nickButton.addActionListener(change); /**********************************************/ /********************聊天模式选择**************/ chat = new JButton("聊天模式"); mess = new JButton("消息模式"); chat.setVisible(false); mess.setVisible(true); chat.addActionListener(this); mess.addActionListener(this); box=Box.createHorizontalBox(); box.add(chat); box.add(mess); //box.setBorder(BorderFactory.createTitledBorder("请输入聊天信息")); box.add(nickButton); //box.add(new JScrollPane(enterArea)); box.add(sendButton); /*产生垂直排列方式的Box组件来安置第一与第三个按钮 */ Box vBox1 = Box.createVerticalBox(); vBox1.add(new JScrollPane(displayArea)); vBox1.add(new JScrollPane(enterArea)); vBox1.add(box); baseBox.add(vBox1); Box vBox2=Box.createVerticalBox(); baseBox.add(vBox2); vBox2.add(new JLabel("对方形象",SwingConstants.LEFT)); vBox2.add(new ImagePanel ("b.gif")); vBox2.add(receiveButton); vBox2.add(cancelButton); vBox2.add(retalkButton); vBox2.add(media); media.setVisible(false); vBox2.add(new JLabel("我的形象",SwingConstants.LEFT)); vBox2.add(new ImagePanel ("b.gif")); myframe.setSize(500,400); myframe.setLocation(300,180); myframe.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); myframe.setVisible(true);//s