posting from java to html

Java HTML editor:
on the fist page there is user name and password, and apply button.
from java I want to press the button with given (in java) parameters and get the html code of the next page.
This html Java editor code , it should be helpful to you .

Code:

import java.awt.*;
import java.awt.event.*;
import java.io.*;

import javax.swing.*;
import javax.swing.text.*;
import javax.swing.text.html.*;
import javax.swing.undo.*;
import java.util.*;
import java.net.*;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.event.UndoableEditEvent;
import javax.swing.event.UndoableEditListener;


/**
 * Simple HTML 'editor'

 */

public class HTMLEditor extends JFrame implements ActionListener, DocumentListener, UndoableEditListener {
  BorderLayout borderLayout1 = new BorderLayout();
  JPanel jPanel1 = new JPanel();
  JButton getFileBtn = new JButton();
  JButton closeBtn = new JButton();
  JTabbedPane jTabbedPane1 = new JTabbedPane();
  JScrollPane jScrollPane1 = new JScrollPane();
  JScrollPane jScrollPane2 = new JScrollPane();
  JEditorPane edText = new JEditorPane();
  JEditorPane edHTML = new JEditorPane();
  Document textDoc=null;
  ArrayList undoList=new ArrayList();
  JButton undoBtn = new JButton();

  public HTMLEditor() {
    try {
      jbInit();
      getFileBtn.addActionListener(this);
      undoBtn.addActionListener(this);
      closeBtn.addActionListener(this);
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  public void loadFile(String fp) throws Exception {

    if (fp==null) return;
    String filePath=fp;
    File f=new File(fp);
    long av=f.length();
    if (av==0) {
      System.out.println("no data");
      return;
    }
    URL url=new URL("file:"+fp);
    edHTML.setPage(url);
    FileReader fr=new FileReader(f);
    edText.read(fr,null);

    textDoc=this.edText.getDocument();
    textDoc.addDocumentListener(this);
    textDoc.addUndoableEditListener(this);

    this.validate();
  }

  public static void main(String[] args) {
    HTMLEditor ed = new HTMLEditor();
    ed.setBounds(20,20,500,400);
    ed.setVisible(true);
  }
  private void jbInit() throws Exception {
    this.getContentPane().setLayout(borderLayout1);
    getFileBtn.setText("Get FIle");
    closeBtn.setText("Close");
    edText.setText("jEditorPane1");
    edHTML.setEditable(false);
    edHTML.setText("jEditorPane2");
    undoBtn.setEnabled(false);
    undoBtn.setText("Undo");
    this.getContentPane().add(jPanel1, BorderLayout.SOUTH);
    jPanel1.add(getFileBtn, null);
    jPanel1.add(undoBtn, null);
    jPanel1.add(closeBtn, null);
    this.getContentPane().add(jTabbedPane1, BorderLayout.CENTER);
    jTabbedPane1.add(jScrollPane1,   "HTML");
    jScrollPane1.getViewport().add(edHTML, null);
    jTabbedPane1.add(jScrollPane2,   "Text");
    jScrollPane2.getViewport().add(edText, null);
    addWindowListener(new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
        System.exit(0);
      }
    });
  }
  public void actionPerformed(ActionEvent e) {
    if (e.getSource() == this.closeBtn)
      System.exit(0);
    if (e.getSource() == this.getFileBtn) {
      FileDialog fd=new FileDialog(this,"Select File",FileDialog.LOAD);
      fd.setVisible(true);
      String fName=fd.getFile();
      if (fName==null) return;
      String fPath=fd.getDirectory()+fName;
      try {
        loadFile(fPath);
      }
      catch (Exception ex) {
        System.out.println(ex.getMessage());
        ex.printStackTrace();
      }
    } else if (e.getSource() == this.undoBtn) {
      undoLast();
    }
  }
  public void undoLast() {
    int ix=undoList.size()-1;
    if (ix>=0) {
      UndoableEdit ue=(UndoableEdit)this.undoList.get(ix);
      ue.undo();;
      undoList.remove(ix);
      if (undoList.size()==0) this.undoBtn.setEnabled(false);
    }
  }
  /**
   * If the undoList has any elements then the document has
   * been changed
   * @return
   */
  public boolean isFileChanged() {
    return this.undoList.size()>0;
  }
  public void insertUpdate(DocumentEvent e) {
    System.out.println("insertUpdate");
  }
  public void removeUpdate(DocumentEvent e) {
    System.out.println("removeUpdate");
  }
  public void changedUpdate(DocumentEvent e) {
    System.out.println("changedUpdate");
  }
  public void undoableEditHappened(UndoableEditEvent e) {
    this.undoList.add(e.getEdit());
    this.undoBtn.setEnabled(true);
  }
}
  

Author: esenkanova
Newbie

Posts: 1
Have thanks: 0 time

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