import java.awt.BorderLayout;
import javax.swing.*;
import java.awt.event.*;
public class Sever extends JFrame implements ActionListener
{   //服務器端主程序負責界面，以及服務段主線程ServerThread的啟動                                   
	//服務段主線程ServerThread又產生BroadCast及ClientThread線程
	
	//建立服務器端主界面中所用到的布局方式
    BorderLayout borderLayout1 = new BorderLayout();
    BorderLayout borderLayout2 = new BorderLayout();
    
    JPanel jPanel1 = new JPanel();    //創建面板
    JPanel jPanel2 = new JPanel();
    JButton jButton1 = new JButton(); //創建按鈕
    JButton jButton2 = new JButton();
    JScrollPane jScrollPane1 = new JScrollPane(); 
    
    //創建服務器端接收信息文本框
    static JTextArea jTextArea1 = new JTextArea();
    boolean bool = false, start = false;
    int i = 0;
    ServerThread serverThread; //聲明ServerThread線程類對象
    Thread thread;
    
    public Sever()   //構造函數，用于初始化
    {  
    	super("Server");
    	//設置內容面板布局方式
        getContentPane().setLayout(borderLayout1);
        
        //初始化按鈕組件
        jButton1.setText("關閉服務器");
        jButton1.addActionListener(this);
        jButton2.setText("啟動服務器");
        jButton2.addActionListener(this);
        
        //初始化jPanel1面板對象，并向其中加入組件
        this.getContentPane().add(jPanel1, java.awt.BorderLayout.NORTH);
        jPanel1.add(jButton2);
        jPanel1.add(jButton1);

        //初始化jPanel2面板對象，并向其中加入組件
        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)
    {
        Sever sever = new Sever();
        sever.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    }

    //服務器界面中按鈕事件處理
    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();
    	}
    }
}