import java.io.*;
import java.lang.Runtime;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class Cursor extends JFrame 
{
	private JTextArea textArea;

	public static void main ( String args[])
    {
		Cursor example = new Cursor();
	

		WindowAdapter windowAdapter = new WindowAdapter()
		{
			public void windowClosing( WindowEvent e )
			{
				System.exit( 0 );
			}
		};
		
		example.addWindowListener( windowAdapter );
	}

	private void showLine()
	{
		try
		{
			int line = textArea.getLineOfOffset((textArea.getCaretPosition()));
			System.out.println(line);
			
			int column = textArea.getCaretPosition() - textArea.getLineStartOffset(line);
			
			System.out.println("Column = " + column);
		}
		//catch(javax.swing.text.BadLocationException e)
		catch (Exception e)
		{
		}
	}

	public Cursor()
    {
		Container container = getContentPane();

		textArea = new JTextArea(20,40);
		
		showLine();
		
		KeyListener listener = new KeyListener ()
		{
			public void keyPressed(KeyEvent e) 
			{
			}
			public void keyTyped(KeyEvent e) 
			{
			}
			public void keyReleased(KeyEvent e) 
			{
				showLine();			
			}
		}; 
		
		textArea.addKeyListener(listener);
		
		
		container.add(textArea);

		setSize( 500, 600 );
		show();
 	}

}