chatarea.java~4~

1． 消息即时通信 2． 消息发送实现一对一、一对多等多种发送模式 3． 发送的消息实现多彩文本编辑

package chat;
import java.awt.*;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;
import javax.swing.text.*;
import java.net.*;

public class ChatArea extends JPanel implements Runnable{
  BorderLayout borderLayout1 = new BorderLayout();
  Action action=new Action();
  static Styles style=new Styles();
  static Font font=new Font("新宋体",Font.PLAIN,12);
  static Color color=Color.black;
  static boolean underLine=false;
  static boolean strikeThrough=false;
  static boolean superscript=false;
  static boolean subscript=false;
  FileDisposeButton fb;//=new FileDisposeButton("dd","ok","12.",2560);
  static LoginDialog loginDialog=new LoginDialog();
  final JFileChooser chooser=new JFileChooser();
  JFontChooser fontChooser=new JFontChooser(new JFrame());

  JButton jButton1 = new JButton();
  JMenuBar jmenuBar=new JMenuBar();
  JMenu loginMenu=new JMenu();
  JMenu fileMenu=new JMenu();
  JMenuItem login=new JMenuItem();
  JMenuItem loginOut=new JMenuItem();
  JMenuItem sendFile=new JMenuItem();
  static Hashtable saveFileDisposeButton=new Hashtable();
  static JTextPane publicChat=new JTextPane();
  static JTextPane privateChat=new JTextPane();

  static Document publicChatDocument=publicChat.getDocument();
  static Document privateChatDocument=privateChat.getDocument();
  static MutableAttributeSet char_style=new SimpleAttributeSet();
  static StyledDocument privateDoc=privateChat.getStyledDocument();
  StyledDocument publicDoc=publicChat.getStyledDocument();


  //String[] items = {"大家"};
  DefaultListModel model = new DefaultListModel();
  JList peopleList=new JList(model);




  JScrollPane comjscrollPane=new JScrollPane(publicChat);
  JScrollPane perjscrollPane=new JScrollPane(privateChat);
  JScrollPane listPane=new JScrollPane(peopleList);
  JSplitPane jsplitPane1=new JSplitPane(JSplitPane.VERTICAL_SPLIT,
                                        comjscrollPane,perjscrollPane);
  JSplitPane jsplitPane2=new JSplitPane(JSplitPane.HORIZONTAL_SPLIT,
                                        listPane,jsplitPane1);

  JPanel jpanel1=new JPanel();
  JPanel jpanel2=new JPanel();
  JPanel jpanel3=new JPanel();
  JPanel jpanel4=new JPanel();
  JPanel jpanel5=new JPanel();

  JTextField messageField=new JTextField(40);
  JButton sendMessageButton=new JButton();
  //JButton agreeButton=new JButton();
  //JButton otherSaveButton=new JButton();
  JButton fontButton=new JButton("字体");


  /*        new ActionListener(){
    public void actionPerformed(ActionEvent e){

    }
  })*/
  JButton clearSendObjectButton=new JButton();


  static JLabel sendObject=new JLabel("                                     ");

  File file=null;
  static Hashtable peopleTable=new Hashtable();
  static DataOutputStream out=null;
  DataInputStream in=null;
  static Socket socket=null;
  Thread messageThread=null;

  Vector toPeople=new Vector();
  String selectName="";
  StringBuffer selectNameSB=new StringBuffer();

  String userName;



  public ChatArea(Hashtable peopleTable) {
  this.peopleTable=peopleTable;
    try {
      jbInit();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }
  void jbInit() throws Exception {

    listPane.setPreferredSize(new Dimension(70,75));
    centerOnScreen(loginDialog);
    centerOnScreen(fontChooser);

    loginMenu.setEnabled(false);
    fileMenu.setEnabled(false);
    sendMessageButton.setEnabled(false);
    clearSendObjectButton.setEnabled(false);

   // peopleList.setModel(model);
    publicChat.setEditable(false);
    privateChat.setEditable(false);
    jButton1.setText("jButton1");
    loginDialog.setVisible(true);
    loginMenu.setText("登陆");
    fileMenu.setText("文件");
    login.setText("登陆");
    loginOut.setText("退出");
    sendFile.setText("发送文件");


    jmenuBar.add(loginMenu);
    jmenuBar.add(fileMenu);
    loginMenu.add(login);
    loginMenu.add(loginOut);
    fileMenu.add(sendFile);
    jsplitPane1.setDividerSize(12);
    jsplitPane1.setOneTouchExpandable(true);
    jsplitPane2.setDividerSize(12);
    jsplitPane2.setOneTouchExpandable(true);

    sendMessageButton.setText("发送");
    //agreeButton.setText("保存");
    //disagreeButton.setText("拒绝");
    //otherSaveButton.setText("另存为");
    clearSendObjectButton.setText("清除选定对像");

    privateChat.setBackground(new Color(140,173,215));
    publicChat.setBackground(new Color(140,173,215));



    jpanel1.setLayout(new GridLayout(1,2));
    jpanel2.setLayout(new FlowLayout());
    //jpanel3.setLayout(new GridLayout(1,2));
    //jpanel4.setLayout(new GridLayout(1,3));
    jpanel5.setLayout(new GridLayout(2,1));

    jpanel1.add(jpanel2);
    jpanel1.add(jpanel5);

    jpanel2.add(messageField);

    jpanel3.setLayout(new BorderLayout());
    jpanel3.add(sendMessageButton,BorderLayout.WEST);
    jpanel3.add(sendObject,BorderLayout.CENTER);
    jpanel3.add(clearSendObjectButton,BorderLayout.EAST);

    jpanel4.add(fontButton);
    //jpanel4.add(disagreeButton);
    //jpanel4.add(otherSaveButton);

    jpanel5.add(jpanel3);
    jpanel5.add(jpanel4);


   // jsplitPane.setLocation(20,20);
    this.setLayout(borderLayout1);
    this.add(jmenuBar, BorderLayout.NORTH);
    this.add(jsplitPane2,BorderLayout.CENTER);
    this.add(jpanel1,BorderLayout.SOUTH);
    //this.add(listPane,BorderLayout.EAST);

    fontButton.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e) {
        int state=fontChooser.showDialog(font,color,underLine,strikeThrough,superscript,subscript);
        //System.out.println(font.getName()+"   "+font.getSize());
        if(state==JFontChooser.OK_OPTION){
          font = fontChooser.getFont();
          color=fontChooser.getColor();
          underLine=fontChooser.getUndeline();
          strikeThrough=fontChooser.getStrikeThrough();
          superscript=fontChooser.getSuperscipt();
          subscript=fontChooser.getSubscripte();

          //messageField.setFont(font);
          //messageField.setForeground(color);
          //System.out.println(font.getName()+"  "+font.getSize());
        }
      }
    });


    messageField.addActionListener(action);
    login.addActionListener(action);
    loginOut.addActionListener(action);
    sendFile.addActionListener(action);
    sendMessageButton.addActionListener(action);
    clearSendObjectButton.addActionListener(action);

    peopleList.addMouseListener(new MouseAdapter(){
    public void mouseClicked(MouseEvent me){
      JList list = (JList)me.getSource();
      if(me.getClickCount()==1){
        selectName= (String) peopleList.getSelectedValue();
        if(!toPeople.contains(selectName)){
          toPeople.addElement(selectName);
          selectNameSB.append(selectName+"  ");
        }
        //Enumeration enum=toPeople.elements();
        ChatArea.sendObject.setText(selectNameSB.toString());
      }
    }
    });

    messageThread=new Thread(this);
    peopleList.setToolTipText("单击，选择聊天或者发送文件的对象");
    sendObject.setToolTipText("选定的聊天对象");
    clearSendObjectButton.setToolTipText("清空选定的对象");
  }

  public void setConnection(Socket socket,DataOutputStream out,DataInputStream in){
    this.socket=socket;
    this.out=out;
    this.in=in;
    loginMenu.setEnabled(true);
    fileMenu.setEnabled(true);
    sendMessageButton.setEnabled(true);
    clearSendObjectButton.setEnabled(true);
    userName=loginDialog.getName();

    /*try{
      this.in = new DataInputStream(this.socket.getInputStream());
    }catch(Exception e){

    }*/
    try{
      //System.out.println(socket.getLocalPort()+"chatarea");

      messageThread.start();

    }catch(Exception e){
      e.printStackTrace();
    }
  }
  public static Socket getSocket(){  return socket;  }
  public static DataOutputStream getOut(){ return out;}

  public void run(){

    //byte[] buffer=new byte[256];
    while (true) {
      String _message = null;
      try {
        _message = in.readUTF();
        if (_message.startsWith("PRIVATE_MESSAGE:")) {
          String headMessage=_message.substring(_message.indexOf("PRIVATEMESSAGE:")+17,_message.indexOf("#CONTENT#"));
          String content = _message.substring(_message.indexOf(
              "#CONTENT#")+9,_message.lastIndexOf("#FONTATTRIBUTE#"));
          String fontMessage=_message.substring(_message.lastIndexOf("#FONTATTRIBUTE#")+15);
          String fontFamily=fontMessage.substring(0,fontMessage.indexOf("$"));
          int fontStyle=Integer.parseInt(fontMessage.substring(fontMessage.indexOf("$")+1,fontMessage.lastIndexOf("$")));
          int fontSize=Integer.parseInt(fontMessage.substring(fontMessage.lastIndexOf("$")+1));
          Font font=new Font(fontFamily,fontStyle,fontSize);
          //System.out.println(fontFamily+"  "+fontStyle+"   "+fontSize);

          try {
            // privateChatDocument.insertString(privateChatDocument.getLength(),
            //                                content + "\n", char_style);
            style.addStylesToDocument(privateDoc,font);
            privateDoc.insertString(privateDoc.getLength(), headMessage,
                                    privateDoc.getStyle("regular"));
            privateDoc.insertString(privateDoc.getLength(), content + "\n",
                                    privateDoc.getStyle("newStyle"));
          }