Name: jbT81659 Date: 03/12/2000

Compile and run the following code.
Go to Home position in JTP1 and press TAB several times.
Note that cursor moves one tab to the right then stops.
Select the whole line using SHIFT+Home or SHIFT+End depending on the cursor location.
Note that tabs have been inserted but cursor does not move with them as expected.
Delete all text and insert an english word or phrase.
Go to Home position in JTP1 and press TAB several times.
Note that cursor stays at begining of word as you insert tabs.


----Code--------

/* Copyright (c) Sun Microsystems 1999

$Header: /home/sun/src/JDK1.2/jTextPane.java,v 1.16 1999/11/28 11:34:25 isam Exp $

*/

import java.awt.*;
import java.awt.font.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.text.*;

public class jTextPane extends JApplet
{
  public void init()
  {
    jTextPane1 jpane = new jTextPane1();
    getContentPane().add(jpane);
  }

  public static void main(String[] args)
  {
    JFrame frame = new JFrame("\u0645\u062b\u0627\u0644");
    frame.setContentPane(new jTextPane1());
    frame.pack();
    frame.setVisible(true);
        frame.addWindowListener( new WindowAdapter()
        {
             public void windowClosing( WindowEvent e)
             {
                 System.exit(0);
             }
        });

  }
}
class jTextPane1 extends JPanel
{
  public jTextPane1()
  {
    JLabel l;
    JPanel p;
    JTextField field;
    JTextArea area;
    JTextPane pane;
    JPanel panel = new JPanel(new FlowLayout(FlowLayout.LEFT));

    p = new JPanel(new FlowLayout(FlowLayout.LEFT, 0, 0));
    l = new JLabel("JTP1 implicit, left");
    pane = new JTextPane();
    pane.setFont(new Font("Lucida Sans Regular", Font.PLAIN, 9));
    l.setVerticalAlignment(SwingConstants.BOTTOM);
    l.setFont(new Font("Lucida Sans Regular", Font.PLAIN, 9));
    pane.setPreferredSize(new Dimension(320, 320));
    pane.setText("\u062a\u0641\u0627\u062d\u0020\u0623\u062d\u0645\u0631\u0020\u05d9\u05d5\u05dd\u0020\u05e0\u05e2\u05d9\u05dd");
    p.add(l);
    p.add(pane);
    p.setPreferredSize(new Dimension(450,450));
    panel.add(p);

    p = new JPanel(new FlowLayout(FlowLayout.LEFT, 0, 0));
    l = new JLabel("JTP2 explicit RTL, left");
    pane = new JTextPane();
    pane.setFont(new Font("Lucida Sans Regular", Font.PLAIN, 9));
    l.setVerticalAlignment(SwingConstants.BOTTOM);
    l.setFont(new Font("Lucida Sans Regular", Font.PLAIN, 9));
    pane.getDocument().putProperty(TextAttribute.RUN_DIRECTION,TextAttribute.RUN_DIRECTION_RTL);
    pane.setPreferredSize(new Dimension(320, 320));
    pane.setText("\u0053\u0074\u0061\u0072\u0074\u0020\u062a\u0641\u0627\u062d\u0020\u0623\u062d\u0645\u0631\u0020\u05d9\u05d5\u05dd\u0020\u05e0\u05e2\u05d9\u05dd");
    p.add(l);
    p.add(pane);
    p.setPreferredSize(new Dimension(500,500));
    panel.add(p);

    p = new JPanel(new FlowLayout(FlowLayout.LEFT, 0, 0));
    l = new JLabel("JTP3 explicit RTL, right");
    l.setVerticalAlignment(SwingConstants.BOTTOM);
    l.setFont(new Font("Lucida Sans Regular", Font.PLAIN, 9));
    pane = new JTextPane();
    pane.getDocument().putProperty(TextAttribute.RUN_DIRECTION,TextAttribute.RUN_DIRECTION_RTL);
    MutableAttributeSet rightStyle;
    rightStyle = new SimpleAttributeSet();
    StyleConstants.setAlignment(rightStyle,StyleConstants.ALIGN_RIGHT);
    StyledDocument doc = pane.getStyledDocument();
    SimpleAttributeSet a = new SimpleAttributeSet();
    //pane.setFont(new Font("Lucida Sans Regular", Font.PLAIN, 9));
    pane.setText("\u0053\u0074\u0061\u0072\u0074\u0020\u062a\u0641\u0627\u062d\u0020\u0623\u062d\u0645\u0631\u0020\u05d9\u05d5\u05dd\u0020\u05e0\u05e2\u05d9\u05dd");
    pane.setParagraphAttributes(rightStyle,true);
    p.setPreferredSize(new Dimension(500,500));
    p.add(l);
    p.add(pane);
    pane.setPreferredSize(new Dimension(320, 320));
    panel.add(p);

    p = new JPanel(new FlowLayout(FlowLayout.LEFT, 0, 0));
    l = new JLabel("JTP4 explicit LTR, left");
    l.setVerticalAlignment(SwingConstants.BOTTOM);
    l.setFont(new Font("Lucida Sans Regular", Font.PLAIN, 9));
    pane = new JTextPane();
    pane.setFont(new Font("Lucida Sans Regular", Font.PLAIN, 9));
    pane.getDocument().putProperty(TextAttribute.RUN_DIRECTION,TextAttribute.RUN_DIRECTION_LTR);
    pane.setPreferredSize(new Dimension(320, 320));
    pane.setText("\u062a\u0641\u0627\u062d\u0020\u0623\u062d\u0645\u0631\u0020\u05d9\u05d5\u05dd\u0020\u05e0\u05e2\u05d9\u05dd");
    p.add(l);
    p.add(pane);
    p.setPreferredSize(new Dimension(500,500));
    panel.add(p);
    
    panel.setPreferredSize(new Dimension(500,2000));

    JScrollPane scroll = new JScrollPane(panel);
    scroll.setPreferredSize(new Dimension(650,450));

    add(scroll);
  }
}


WorkAround:
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