离线网页制作器（beta1.0）

  1 package hhuarongdao;

  2 /*

  3  *使用方法： 先选择保存路径，然后输入相应的网址，

  4  *然后会得到那个网页的离线版的 内容 

  5  * */

  6 import java.awt.BorderLayout;

  7 import java.awt.Container;

  8 import java.awt.FlowLayout;

  9 import java.awt.Font;

 10 import java.awt.event.ActionEvent;

 11 import java.awt.event.ActionListener;

 12 import java.io.File;

 13 import java.io.FileNotFoundException;

 14 import java.io.FileOutputStream;

 15 import java.io.IOException;

 16 import java.io.InputStream;

 17 import java.io.OutputStream;

 18 import java.net.MalformedURLException;

 19 import java.net.URL;

 20 import java.util.Scanner;

 21 import javax.swing.ImageIcon;

 22 import javax.swing.JButton;

 23 import javax.swing.JFileChooser;

 24 import javax.swing.JFrame;

 25 import javax.swing.JLabel;

 26 import javax.swing.JOptionPane;

 27 import javax.swing.JPanel;

 28 import javax.swing.JTextField;

 29 

 30 public class stu {

 31     public static void main(String args []){

 32     setBjing mybe= new setBjing();

 33     }

 34 }

 35 

 36 class mywndow extends JFrame

 37  {

 38    mywndow(String title){

 39         setTitle(title);

 40         setBounds(200,100 ,400,300);

 41         this.setResizable(false);

 42       }

 43  }

 44 //设置一个背景

 45 class setBjing implements ActionListener

 46 {

 47      URL url;    

 48      look it=new look();

 49      Thread readurl;

 50      Container com;

 51      JButton  button,button1 ;

 52      JTextField text,mytext ;

 53      setBjing(){

 54       mywndow hehe =new mywndow("离线网页制作器1.bate");

 55       com=hehe.getContentPane();

 56       com.setLayout(new FlowLayout());

 57       mytext =new JTextField(20);

 58       mytext.setEditable(false);   //设置成为不能

 59       mytext.setFont(new Font("Arial",Font.BOLD,22));

 60       button1 = new JButton("选择路径");

 61       button1.addActionListener(this);

 62       button = new JButton("Submitt");

 63       button.addActionListener(this);

 64       text = new JTextField(20);

 65       text.addActionListener(this);

 66       JLabel label = new JLabel("输入网址,如：http://www.baidu.com");

 67       com.add(label);

 68       com.add(text);

 69       com.add(button);

 70       com.add(button1);

 71       com.add(mytext);

 72       hehe.setVisible(true);

 73       hehe.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

 74       //text.setText("输入网址，例如：http://www.baidu.com");

 75     }

 76       public  void work(String ss){

 77               try {

 78                 url = new URL(ss);

 79                 it.setURL(url);

 80                 readurl = new Thread(it);

 81                 readurl.start();

 82              }

 83             catch (Exception exp)

 84             {

 85                 // TODO Auto-generated catch block

 86              JOptionPane.showMessageDialog(text,exp,"离线网页制作器1.bate",JOptionPane.ERROR_MESSAGE);

 87             }

 88              }

 89      @Override

 90     public void actionPerformed(ActionEvent e) {

 91         // TODO Auto-generated method stub

 92         if(e.getSource()==button){

 93             String ss=text.getText().toString().trim();  

 94             work(ss);

 95             text.setText(null);

 96         }

 97         else if(e.getSource()==button1){

 98             JFileChooser chooser = new JFileChooser();

 99             chooser.setCurrentDirectory(new File("D:/")); //默认路径为D盘

100             chooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);//文件选择模式，只读

101             int index = chooser.showDialog(null, "确定");

102             if(index==chooser.APPROVE_OPTION){

103              it.setPath(chooser.getSelectedFile().getAbsolutePath());

104              mytext.setText(chooser.getSelectedFile().getAbsolutePath().toString());

105              //validate();

106             }

107         }

108     }

109 }

110 class look implements Runnable

111 {

112     URL url;

113     public File fwrite = new File("url.html");

114    void setPath(String road)

115    {

116      fwrite = new File(road+".html");

117    }

118     public void setURL(URL url){

119         this.url=url;    

120     }

121     @Override

122     public void run() {                          

123         // TODO  Auto-generated method stub

124       try{

125           OutputStream  out = new FileOutputStream(fwrite,true);

126           InputStream in=url.openStream();

127           byte [] a=new byte [1024];

128           int n=-1;

129          while( (n=in.read(a))!=-1 ){

130              out.write(a, 0,n);

131          }

132         out.close();

133        JOptionPane.showMessageDialog(null,"保存成功！","离线网页制作器1.bate",JOptionPane.ERROR_MESSAGE);

134       }

135      catch(IOException e){

136         JOptionPane.showMessageDialog(null,"文件保存失败！","离线网页制作器1.bate",JOptionPane.ERROR_MESSAGE);

137        };

138     }

139 }