qq.txt

QQ应用程序~~~~适合各位

import java.net.*;
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.util.*;
import java.awt.Font;
import java.awt.Color;
public class QQ extends Frame implements ActionListener,ItemListener{
	Label l1=new Label("请输入您要发送的信息(限英文)：");
	Label l2=new Label("以下是你收到的消息");
	Label l3=new Label("把以上消息发给以下IP地址");
	Label l4=new Label("聊  天  记  录");
	Label label=new Label();
	Choice choice=new Choice();
	TextArea input=new TextArea("",7,14,TextArea.SCROLLBARS_BOTH);
	TextArea output=new TextArea("",8,14,TextArea.SCROLLBARS_BOTH);
	TextField IPAdd=new TextField("请输入接收方的IP");
	Button send=new Button("发送消息");
	Button quit=new Button("关闭");
	Button Clear=new Button("清空消息记录");
	Choice c=new Choice();
	Choice c1=new Choice();
	Choice c2=new Choice();
	Choice c3=new Choice();
	Choice c4=new Choice();
	GregorianCalendar time=new GregorianCalendar();
  Font f1=new Font("宋体",Font.BOLD,12);
  Font f2=new Font("楷体",Font.BOLD,12);
  Font f3=new Font("隶书",Font.BOLD,12);
  Font f4=new Font("黑体",Font.BOLD,12);
  Font f5=new Font("楷体",Font.PLAIN,12);
  Font f6=new Font("楷体",Font.BOLD,12);
  Font f7=new Font("楷体",Font.ITALIC,12);
 


QQ(){
	
	super("仿QQ");
	setLayout(null);
	setLocation(250,250);
	setSize(600,450);
	setResizable(false);
	setVisible(true);
	setBackground(new Color(130,180,230));
	addWindowListener(new WindowAdapter(){
		public void windowClosing(WindowEvent e){
			dispose();
			System.exit(0);}});

    l1.setBounds(10,30,216,16);
	l2.setBounds(264,30,216,16);
	l3.setBounds(10,172,160,16);
	l4.setBounds(326,188,110,22);
	input.setBounds(8,44,248,120);
	output.setBounds(264,44,248,136);
	IPAdd.setBounds(8,190,120,19);
	send.setBounds(136,188,70,22);
	quit.setBounds(216,188,70,22);
	Clear.setBounds(430,188,90,22);
	add(l1);
	add(l2);
	add(l3);
	add(l4);
	add(input);
	add(output);
	add(IPAdd);
	add(send);
	add(quit);
	add(Clear);
			
	send.addActionListener(this);
	quit.addActionListener(this);
	Clear.addActionListener(this);
	

  c.addItem("12");
  c.addItem("24");
  c.addItem("36");
  choice.addItem("黑");	
  choice.addItem("红");
  choice.addItem("蓝");
  choice.addItem("黄");
  choice.addItem("绿");
  c1.addItem("宋体");
  c1.addItem("楷体");
  c1.addItem("隶书");
  c1.addItem("黑体");
  c2.addItem("背景1：贵族紫");
  c2.addItem("背景2：苹果绿");
  c2.addItem("背景3：阳光红");
  c2.addItem("原背景：天空蓝");
  c3.addItem("普通");
  c3.addItem("粗体");
  c3.addItem("斜体");
  c4.addItem("峰");
  c4.addItem("勇");
  c4.addItem("仁");
  choice.setBounds(8,250,90,22);
  add(choice);
  choice.addItemListener(this);
  choice.select(4);
  c.setBounds(8,280,90,22);
  add(c);
  c.addItemListener(this);
  c1.setBounds(100,250,90,22);
  add(c1);
  c1.addItemListener(this);
  c2.setBounds(100,280,90,22);
  add(c2);
  c2.addItemListener(this);
  c3.setBounds(192,250,90,22);
  add(c3);
  c3.addItemListener(this);
  c4.setBounds(8,220,90,22);
  add(c4);
  c4.addItemListener(this);
	waitForData();
	
}

public void actionPerformed(ActionEvent e){
	if(e.getSource()==send)
	   sendData();
	 else if (e.getSource()==Clear)
	   output.setText("");
	 
	 else if(e.getSource()==quit){
	   dispose();
	   System.exit(0);}
	   
	  
}
public static void main(String args[]){
	new QQ();
}


public void itemStateChanged(ItemEvent e)
{   if(e.getSource()==choice){
    if(choice.getSelectedItem()=="黑")
    input.setForeground(Color.black);
    if(choice.getSelectedItem()=="红")
    input.setForeground(Color.red);
    if(choice.getSelectedItem()=="蓝")
    input.setForeground(Color.blue);
    if(choice.getSelectedItem()=="黄")
    input.setForeground(Color.yellow);
    if(choice.getSelectedItem()=="绿")
    input.setForeground(Color.green);
    }
    else if(e.getSource()==c){
    if(c.getSelectedItem()=="12")
    input.setFont(new Font("华文行楷",Font.BOLD,12));
    if(c.getSelectedItem()=="24")
    input.setFont(new Font("华文行楷",Font.BOLD,24));
    if(c.getSelectedItem()=="36")
    input.setFont(new Font("华文行楷",Font.BOLD,36));
    }
  
  else if(e.getSource()==c1){
    if(c1.getSelectedItem()=="宋体")
    input.setFont(f1);
    if(c1.getSelectedItem()=="楷体")
    input.setFont(f2);
    if(c1.getSelectedItem()=="隶书")
    input.setFont(f3);
    if(c1.getSelectedItem()=="黑体")
    input.setFont(f4);
    }
    else if(e.getSource()==c2){
    if(c2.getSelectedItem()=="背景1：贵族紫")
    {setBackground(Color.magenta);
    l1.setBackground(Color.magenta);
    l2.setBackground(Color.magenta);
    l3.setBackground(Color.magenta);
    l4.setBackground(Color.magenta);}
    if(c2.getSelectedItem()=="背景2：苹果绿")
   { setBackground(Color.green);
    l1.setBackground(Color.green);
    l2.setBackground(Color.green);
    l3.setBackground(Color.green);
    l4.setBackground(Color.green);}
    if(c2.getSelectedItem()=="背景3：阳光红")
    {setBackground(Color.red);
    l1.setBackground(Color.red);
    l2.setBackground(Color.red);
    l3.setBackground(Color.red);
    l4.setBackground(Color.red);}
    if(c2.getSelectedItem()=="原背景：天空蓝")
    {setBackground(new Color(130,180,230));
    l1.setBackground(new Color(130,180,230));
    l2.setBackground(new Color(130,180,230));
    l3.setBackground(new Color(130,180,230));
    l4.setBackground(new Color(130,180,230));}
    }
    else if(e.getSource()==c3){
    if(c3.getSelectedItem()=="普通")
    input.setFont(f5);
    if(c3.getSelectedItem()=="粗体")
    input.setFont(f6);
    if(c3.getSelectedItem()=="斜体")
    input.setFont(f7);
   }
   else if(e.getSource()==c4){
   	if(c3.getSelectedItem()=="峰")
   	IPAdd.setText("192.168.105.*");
   	}
}

void sendData(){
	
	try{
		String msg=input.getText();
		if(msg.equals(""))
		return;
		input.setText("");
		String ad=IPAdd.getText();
	
		
		InetAddress tea=InetAddress.getLocalHost();
		String asd=tea.getHostAddress();//发送方的IP地址
		output.append("["+asd+"]:("+time.get(GregorianCalendar.YEAR)
		+"-"+time.get(GregorianCalendar.MONTH)+"-"
		+time.get(GregorianCalendar.DATE)+" "
		+time.get(GregorianCalendar.HOUR)+" "
		+time.get(GregorianCalendar.MINUTE)+" "
		+time.get(GregorianCalendar.SECOND)+")"+"\n"+ msg
		+"\n");
	msg="From["+asd+"]:("+time.get(GregorianCalendar.YEAR)
	    +"-"+time.get(GregorianCalendar.MONTH)+"-"
		+time.get(GregorianCalendar.DATE)+" "
		+time.get(GregorianCalendar.HOUR)+" "
		+time.get(GregorianCalendar.MINUTE)+" "
		+time.get(GregorianCalendar.SECOND)+")"+"\n"+ msg;
	InetAddress address=InetAddress.getByName(ad);
	int len=msg.length();
	byte[] message=new byte[len];
	msg.getBytes(0,len,message,0);
	DatagramPacket packet=new DatagramPacket(message,len,address,9999);
	DatagramSocket socket=new DatagramSocket();
	socket.send(packet);
	
	}catch(Exception e){
	
	
	}

}

void waitForData(){
	try{
		byte[] buffer=new byte[1024];
		DatagramPacket packet=new DatagramPacket(buffer,buffer.length);
	    DatagramSocket socket=new DatagramSocket(9999);
	    while(true){
	    	socket.receive(packet);
	    	String s=new String(buffer,0,0,packet.getLength());
	    	output.append(s+"\n");
	    	packet=new DatagramPacket(buffer,buffer.length);
	    	}
	}catch(Exception e){
	}
}

}