win.java

这是一个简单的操作系统,主要用文件来模拟磁盘,主要是实现CPU的调度及操作系统的文件管理.

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

public  class Win extends JWindow implements Runnable {
  Thread splashThread;  
  JProgressBar progress; 

   public Win() {
    	Container container=getContentPane();
    	setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
    	URL url = getClass().getResource("ee.jpg");
    	if(url!=null){
    		container.add(new JLabel(new ImageIcon(url)),BorderLayout.CENTER);
    	}
    	
    	progress=new JProgressBar(1,100);
    	progress.setStringPainted(true);
    	progress.setString("正在加载磁盘......");
    	progress.setBackground(Color.red);
    	container.add(progress,BorderLayout.SOUTH);    	
    	Dimension screen=getToolkit().getScreenSize();
    	pack();
    	setLocation((screen.width-getSize().width)/2,(screen.height-getSize().height)/2);
    		
    }

 
    
    
    public void start(){
    	this.toFront();
    	splashThread=new Thread(this);
    	splashThread.start();
    }

    public void run(){
    	setVisible(true);
    	try{
    		for(int i=0;i<100;i++){
    			Thread.sleep(100);
    			progress.setValue(progress.getValue()+1);
    			if(i==33){
    				progress.setString("正在加载CPU......");
    				progress.setBackground(Color.yellow);}
    			if(i==66){
    				progress.setString("正在加载图形界面......");
    				progress.setBackground(Color.green);
    			}	
    			
    		}
    	}
    	
    	catch (Exception ex){ex.printStackTrace();}
    	dispose();
    	showFrame();
    	
    }
    
    static void showFrame(){
    	new clock();
    	new OS();
    }
    public static void main (String[] args) {
    	Win splash=new Win();
    
    	splash.start();
					   }
}