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java浏览器代码 java script浏览器( 三 )

IT技术浏览器


JEditorPane editPane;
byte b[]=new byte[118];
Thread thread;
public Win3()
{
text=new JTextField(20);
editPane=new JEditorPane();
editPane.setEditable(false);
button=new JButton("确定");
button.addActionListener(this);
thread=new Thread(this);
JPanel p=new JPanel();
p.add(new JLabel("输入网址:"));
p.add(text);
p.add(button);
Container con=getContentPane();
con.add(new JScrollPane(editPane),BorderLayout.CENTER);
con.add(p,BorderLayout.NORTH);
setBounds(60,60,400,300);
setVisible(true);
validate();
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
editPane.addHyperlinkListener(new HyperlinkListener()
{
public void hyperlinkUpdate(HyperlinkEvent e)
{
if(e.getEventType()==
HyperlinkEvent.EventType.ACTIVATED)
{
try{
editPane.setPage(e.getURL());
}
catch(IOException e1)
{
editPane.setText(""+e1);
}
}
}
}
);
}
public void actionPerformed(ActionEvent e)
{
if(!(thread.isAlive()))
thread=new Thread(this);
try{
thread.start();
}
catch(Exception ee)
{
text.setText("我正在读取"+url);
}
}
public void run()
{
try {
int n=-1;
editPane.setText(null);
url=new URL(text.getText().trim());
editPane.setPage(url);
}
catch(MalformedURLException e1)
{
text.setText(""+e1);
return;
}
catch(IOException e1)
{
text.setText(""+e1);
return;
}
}
}
public class Example3
{
public static void main(String args[])
{
new Win3();
}
}
java开发手机浏览器只要最基本的功能3.WebBrowser.java
package CH04.源程序;
/*
**网页浏览器主程序
**WebBrowser.java
*/
import java.awt.*;
import javax.swing.*;
import javax.swing.text.*;
import java.awt.event.*;
import javax.swing.event.*;
import javax.swing.border.*;
import javax.swing.filechooser.FileFilter;
import javax.swing.filechooser.FileView;
import java.io.*;
import java.net.*;
import java.util.*;
public class WebBrowser extends JFrame implements HyperlinkListener,ActionListener{
//建立工具栏用来显示地址栏
JToolBar bar=new JToolBar ();
//建立网页显示界面
JTextField jurl = new JTextField (60);
JEditorPane jEditorPane1 = new JEditorPane ();
JScrollPane scrollPane = new JScrollPane (jEditorPane1);
JFileChooser chooser=new JFileChooser ();
JFileChooser chooser1=new JFileChooser ();
String htmlSource;
JWindow window = new JWindow (WebBrowser.this);
JButton button2=new JButton ("窗口还原");
Toolkit toolkit = Toolkit.getDefaultToolkit();
//建立菜单栏
JMenuBar jMenuBar1 = new JMenuBar();
//建立菜单组
JMenu fileMenu = new JMenu ("文件(F)");
//建立菜单项
JMenuItem saveAsItem = new JMenuItem ("另存为(A)...");
JMenuItem exitItem=new JMenuItem ("退出(I)");
JMenu editMenu=new JMenu ("编辑(E)");
JMenuItem backItem=new JMenuItem ("后退");
JMenuItem forwardItem=new JMenuItem ("前进");
JMenu viewMenu=new JMenu ("视图(V)");
JMenuItem fullscreenItem=new JMenuItem ("全屏(U)");
JMenuItem sourceItem=new JMenuItem ("查看源码(C)");
JMenuItem reloadItem=new JMenuItem ("刷新(R)");
//建立工具栏
JToolBar toolBar = new JToolBar();
//建立工具栏中的按钮组件
JButton picSave = new JButton("另存为");
JButton picBack = new JButton("后退");
JButton picForward = new JButton("前进");
JButton picView = new JButton("查看源代码");
JButton picExit = new JButton("退出");

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