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);

        };

     }

 }