statusbarpanel.java

网络代理服务器的设计与实现 实现对网络的管理

import java.awt.*;
import java.util.*;
import javax.swing.*;

public class statusBarPanel extends JPanel{
	public static JLabel taskLabel;
	public static JLabel timeLabel;
	private Timer time;
	
	public statusBarPanel(){
		this.setLayout(new GridLayout());
		taskLabel=new JLabel("Hello this is a taskBar!",SwingConstants.LEFT);
		JSeparator s=new JSeparator(JSeparator.VERTICAL);
		Dimension ps=s.getPreferredSize();
		timeLabel=new JLabel("",SwingConstants.RIGHT);	
		this.add(taskLabel);
		this.add(s);	
		this.add(timeLabel);
		s.setPreferredSize(new Dimension(2,20));
		
		time=new Timer();
		time.start();
	}	
	
	private class Timer extends Thread {
	  private Date now;
	  int hours;
	  int minutes;
	  int seconds;
	  
	  public Timer(){}
	  
	  public void run()
	  {
	    now = new Date();
	    try
	    {
	      while(true)
	      {
	    	  hours = now.getHours();
	    	  minutes = now.getMinutes();
	    	  seconds = now.getSeconds();
	    	  String timeValue = "" + hours;
	    	  timeValue += ((minutes < 10) ? ":0" : ":") + minutes;
	    	  timeValue += ((seconds < 10) ? ":0" : ":") + seconds;
	          timeLabel.setText(timeValue+"    ");
	          Thread.sleep(1000);
	          now.setTime(now.getTime() + 1000);
	      }
	    }
	    catch(InterruptedException e)
	    {
	      System.out.println(e.getMessage());
	    }
	  }
	}
}