离线网页制作器（beta1.0）

package hhuarongdao;
/*
 *使用方法： 先选择保存路径，然后输入相应的网址，
 *然后会得到那个网页的离线版的 内容 
 * */
import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Scanner;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;

public class stu {
    public static void main(String args []){
    setBjing mybe= new setBjing();
    }
}

class mywndow extends JFrame
 {
   mywndow(String title){
        setTitle(title);
        setBounds(200,100 ,400,300);
        this.setResizable(false);
      }
 }
//设置一个背景
class setBjing implements ActionListener
{
     URL url;    
     look it=new look();
     Thread readurl;
     Container com;
     JButton  button,button1 ;
     JTextField text,mytext ;
     setBjing(){
      mywndow hehe =new mywndow("离线网页制作器1.bate");
      com=hehe.getContentPane();
      com.setLayout(new FlowLayout());
      mytext =new JTextField(20);
      mytext.setEditable(false);   //设置成为不能
      mytext.setFont(new Font("Arial",Font.BOLD,22));
      button1 = new JButton("选择路径");
      button1.addActionListener(this);
      button = new JButton("Submitt");
      button.addActionListener(this);
      text = new JTextField(20);
      text.addActionListener(this);
      JLabel label = new JLabel("输入网址,如：http://www.baidu.com");
      com.add(label);
      com.add(text);
      com.add(button);
      com.add(button1);
      com.add(mytext);
      hehe.setVisible(true);
      hehe.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
      //text.setText("输入网址，例如：http://www.baidu.com");
    }
      public  void work(String ss){
              try {
                url = new URL(ss);
                it.setURL(url);
                readurl = new Thread(it);
                readurl.start();
             }
            catch (Exception exp)
            {
                // TODO Auto-generated catch block
             JOptionPane.showMessageDialog(text,exp,"离线网页制作器1.bate",JOptionPane.ERROR_MESSAGE);
            }
             }
     @Override
    public void actionPerformed(ActionEvent e) {
        // TODO Auto-generated method stub
        if(e.getSource()==button){
            String ss=text.getText().toString().trim();  
            work(ss);
            text.setText(null);
        }
        else if(e.getSource()==button1){
            JFileChooser chooser = new JFileChooser();
            chooser.setCurrentDirectory(new File("D:/")); //默认路径为D盘
            chooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);//文件选择模式，只读
            int index = chooser.showDialog(null, "确定");
            if(index==chooser.APPROVE_OPTION){
             it.setPath(chooser.getSelectedFile().getAbsolutePath());
             mytext.setText(chooser.getSelectedFile().getAbsolutePath().toString());
             //validate();
            }
        }
    }
}
class look implements Runnable
{
    URL url;
    public File fwrite = new File("url.html");
   void setPath(String road)
   {
     fwrite = new File(road+".html");
   }
    public void setURL(URL url){
        this.url=url;    
    }
    @Override
    public void run() {                          
        // TODO  Auto-generated method stub
      try{
          OutputStream  out = new FileOutputStream(fwrite,true);
          InputStream in=url.openStream();
          byte [] a=new byte [1024];
          int n=-1;
         while( (n=in.read(a))!=-1 ){
             out.write(a, 0,n);
         }
        out.close();
       JOptionPane.showMessageDialog(null,"保存成功！","离线网页制作器1.bate",JOptionPane.ERROR_MESSAGE);
      }
     catch(IOException e){
        JOptionPane.showMessageDialog(null,"文件保存失败！","离线网页制作器1.bate",JOptionPane.ERROR_MESSAGE);
       };
    }
}