Solved

Error Message: Cannot find symbol class ActionListner

Posted on 2006-10-29
5
177 Views
Last Modified: 2011-04-14
Dear experts:

Hi again!

I got an error message as (in the title), while compiling a simple Java code.  Part of the code aret are as the follows:

import javax.swing.JOptionPane;
import java.text.DecimalFormat;
import java.util.regex.*;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class CalcRate extends JApplet implements ActionListner
  {
   
   JLabel die1Label, die2Label, sumLabel, pointLabel;
   JTextField die1Field, die2Field, sumField, pointField;
   JButton rollButton;

.
.
.
.

 public void init ()
  {
     Container tiger = getContentPane ();
     tiger.setLayout ( new FlowLayout ()  );
     
     
     die1Label = new JLabel( "Die 1");
     tiger.add (die1Label);
     
     die1Field = new JTextField (10);
     die1Field.setEditable (false);
     tiger.add (die1Field);
     
     die1Label = new JLabel ( "Die 2");
     tiger.add (die1Label);
     
     die2Field = new JTextField (10);
     die2Field.setEditable (false);
     tiger.add (die2Field);
     
     sumLabel = new JLabel ( "Sum is ");
     tiger.add (sumLabel);
     
     sumField = new JTextField (10);
     sumField.setEditable  (false);
     tiger.add (sumField);
     
     pointLabel = new JLabel ( "Point is ");
     tiger.add (pointLabel);
     
     pointField = new JTextField (10);
     pointField.setEditable  (false);
     tiger.add (pointField);
     
     rollButton = new JButton ("Roll Dice");
     rollButton.addActionListner (this);
     tiger.add (rollButton);
     
   
   
  }
0
Comment
Question by:duta
  • 2
5 Comments
 
LVL 9

Accepted Solution

by:
matthew016 earned 500 total points
ID: 17830707
>> implements ActionListner

Wrong spelling

public class CalcRate extends JApplet implements ActionListener {
0
 
LVL 9

Expert Comment

by:matthew016
ID: 17830711
>> rollButton.addActionListner (this);

rollButton.addActionListener (this);
0
 

Author Comment

by:duta
ID: 17830854
Matthew, thanks a lot.

I will take time to try your tip, and come back to you.

Thanks a lot!
0

Featured Post

Active Directory Webinar

We all know we need to protect and secure our privileges, but where to start? Join Experts Exchange and ManageEngine on Tuesday, April 11, 2017 10:00 AM PDT to learn how to track and secure privileged users in Active Directory.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

INTRODUCTION Working with files is a moderately common task in Java.  For most projects hard coding the file names, using parameters in configuration files, or using command-line arguments is sufficient.   However, when your application has vi…
Introduction This article is the second of three articles that explain why and how the Experts Exchange QA Team does test automation for our web site. This article covers the basic installation and configuration of the test automation tools used by…
Viewers learn about the third conditional statement “else if” and use it in an example program. Then additional information about conditional statements is provided, covering the topic thoroughly. Viewers learn about the third conditional statement …
This video teaches viewers about errors in exception handling.

830 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question