server.java

一个简单的java聊天程序

import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollBar;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;


public class Server extends JFrame implements ActionListener{

	BorderLayout borderLayout1= new BorderLayout();
	BorderLayout borderLayout2 = new BorderLayout();
	
	JPanel jPanel1 = new JPanel();
	JPanel jPanel2 = new JPanel();
	
	JButton jButton1= new JButton();
	JButton jButton2= new JButton();
	
	JScrollPane jScrollPane1 = new JScrollPane();
	
	static JTextArea jTextArea1 = new JTextArea();
	boolean bool = false,start = false;
	int i = 0;
	ServerThread serverThread ;
	Thread thread;
	
	
	public Server()
	{
		this.getContentPane().setLayout(borderLayout1);
		
		jButton1.setText("关闭服务器");
		jButton1.addActionListener(this);
		jButton2.setText("启动服务器");
		jButton2.addActionListener(this);
		
		
		this.getContentPane().add(jPanel1,java.awt.BorderLayout.NORTH);
		jPanel1.add(jButton2);
		jPanel2.add(jButton1);
		
		jTextArea1.setText("");
		jPanel2.setLayout(borderLayout2);
		jPanel2.add(jScrollPane1,java.awt.BorderLayout.CENTER);
		jScrollPane1.getViewport().add(jTextArea1);
		
		this.getContentPane().add(jPanel2,java.awt.BorderLayout.CENTER);
		
		this.setSize(400,400);
		this.setVisible(true);
	}
	
	public static void main(String[] args)
	{
		Server server = new Server();
		server.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		
	}
	
	public void actionPerformed(ActionEvent e)
	{
		if(e.getSource()==jButton1)
		{
			bool =false;
			start =false;
			serverThread.finalize();
			this.setVisible(false);
		}
		else if(e.getSource() == jButton2){
			serverThread = new ServerThread();
			serverThread.start();
			bool = true;
			start =true; //不知道有什么用
		}
	}
	
}