number « JTextArea « Java Swing Q&A





1. Java JTextArea Line Numbers    stackoverflow.com

I'm trying to add line numbers to a JTextArea and am having some difficulties. The line numbers appear, but they do not scroll properly. I have a linked-list of a custom ...

2. line number in JTextArea    coderanch.com

3. Finding current line number - textarea    coderanch.com

import javax.swing.*; import javax.swing.event.*; import javax.swing.text.*; public class Test implements CaretListener { private JTextArea area; public Test(JTextArea area) { this.area = area; } public static void main(String[] args) throws Exception { JFrame frame = new JFrame(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JTextArea area = new JTextArea(); area.addCaretListener(new Test(area)); frame.add(new JScrollPane(area)); frame.pack(); frame.setVisible(true); } public void caretUpdate(CaretEvent e) { try { int offset = area.getCaretPosition(); int ...

4. How to include a line number in a Text Area    java-forums.org

Greetings, How would I implement this to a text area component (like JTextArea, or JEditorPane) wherein each line a encode; there exists a line counter the increments with respect to the number of lines in the text area? Can you help me determine what classes, methods, implementation I am to utilize to have this output. To clearly visualize this, this is ...

5. show line numbers in JTextArea    forums.oracle.com

If I were going to create a web site for the sole purpose of calling people morons, I would at least make sure it worked without displaying a bunch of error messages. But maybe he's just proving his qualifications to call other people stupid, based on the theory that it takes one to know one.

6. limiting number of characters in JTextArea    forums.oracle.com