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Thread: How to give URL connecton to this.

  1. #1
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    Default How to give URL connecton to this.

    Need to know how to give URL Connection to this? Can some one help me out with this?

    import java.awt.*;

    import java.awt.event.*;
    import java.util.*;
    import java.net.*;
    import java.io.*;
    import javax.swing.*;
    import javax.swing.event.*;

    public class WebBrowser
    {
    public static void main(String [] args)
    {
    JFrame frame = new EditorPaneFrame();
    frame.show();
    }
    }
    class EditorPaneFrame extends JFrame
    {

    private JTextField url;
    private JCheckBox editable;
    private JButton loadButton;
    private JButton backButton;
    private JEditorPane editorPane;
    private Stack urlStack = new Stack();


    public EditorPaneFrame()
    {
    setTitle("Java Web Browser");
    setSize(600,400);
    addWindowListener(new WindowAdapter()
    {
    public void windowClosing(WindowEvent e)
    {
    System.exit(0);
    }
    } );

    // set up text field and load button for typing in URL

    url = new JTextField(30);

    loadButton = new JButton("Load");
    loadButton.addActionListener(new ActionListener()
    {
    public void actionPerformed(ActionEvent event)
    {
    try
    {
    // remember URL for back button
    urlStack.push(url.getText());
    editorPane.setPage(url.getText());
    }
    catch(Exception e)
    {
    editorPane.setText("Error: " +e);
    }
    }
    });

    // set up back button and button action

    backButton = new JButton("Back");
    backButton.addActionListener(new ActionListener()
    {
    public void actionPerformed(ActionEvent event)
    {
    if(urlStack.size()<=1) return;
    try
    {
    urlStack.pop();
    String urlString = (String)urlStack.peek();
    url.setText(urlString);
    editorPane.setPage(urlString);
    }
    catch(IOException e)
    {
    editorPane.setText("Error : " +e);
    }
    }
    });

    editorPane = new JEditorPane();
    editorPane.setEditable(false);
    editorPane.addHyperlinkListener(new HyperlinkListener()
    {
    public void hyperlinkUpdate(HyperlinkEvent event)
    {
    if(event.getEventType() == HyperlinkEvent.EventType.ACTIVATED)
    {
    try
    {
    urlStack.push(event.getURL().toString());
    url.setText(event.getURL().toString());

    editorPane.setPage(event.getURL());
    }
    catch(IOException e)
    {
    editorPane.setText("Error: " + e);
    }
    }
    }
    });

    editable = new JCheckBox();
    editable.addActionListener(new ActionListener()
    {
    public void actionPerformed(ActionEvent event)
    {
    editorPane.setEditable(editable.isSelected());
    }
    });

    Container contentPane = getContentPane();
    contentPane.add(new JScrollPane(editorPane), "Center");

    JPanel panel = new JPanel();
    panel.add(new JLabel("URL"));
    panel.add(url);
    panel.add(loadButton);
    panel.add(backButton);
    panel.add(new JLabel("Editable"));
    panel.add(editable);

    contentPane.add(panel,"South");
    }

    }


  2. #2
    Super Moderator Norm's Avatar
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    Default Re: How to give URL connecton to this.

    Please edit your post and wrap your code with code tags:
    [code=java]
    YOUR CODE HERE
    [/code]
    to get highlighting and preserve formatting.

    how to give URL Connection
    Can you explain what you are trying to do?
    Are you talking about the URLConnection class?
    If you don't understand my answer, don't ignore it, ask a question.

  3. #3
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    Default Re: How to give URL connecton to this.

    Yes the URLConnection Class.

  4. #4
    Super Moderator Norm's Avatar
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    Default Re: How to give URL connecton to this.

    Please edit your post and wrap your code with code tags:
    [code=java]
    YOUR CODE HERE
    [/code]
    to get highlighting and preserve formatting.

    Can you explain what problems you are having doing that?
    If you don't understand my answer, don't ignore it, ask a question.

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