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Cannot Be Cast To Java Awt Event Itemlistener

Take a tour to get the most out of Samebug. If you find yourself casting, you likely have a problem. I do not understand how one of the variables returned by a sub-routine can ever take a particular value. Not the answer you're looking for? http://electrictricycle.net/cannot-be/cannot-be-cast-to-java-awt-event-keylistener.html

On verses, from major Hindu texts, similar in purport with the verses and messages found in the Bhagawat Gita more hot questions question feed lang-java about us tour help blog chat Automated exception search integrated into your IDE Test Samebug Integration for IntelliJ IDEA 0 mark Problem Running Hello World Sample program Oracle Community | 1 decade ago | 843840 java.lang.NullPointerException find asked 3 years ago viewed 3718 times active 3 years ago Visit Chat Related 0Error: “Exception in thread ”main“ java.lang.ClassCastException: manycard.Main$Card cannot be cast to java.lang.Comparable”0Exception in thread “main” java.lang.StackOverflowError actionListeners1How We can't see how you've declared things or constructed the UI. –arcy Dec 3 '14 at 14:48 added whole classes. http://stackoverflow.com/questions/15146851/exception-in-thread-main-java-lang-classcastexception-hello-cannot-be-cast-to

How can I check that the voltage output from this voltage divider is 2.25V? JamesCherrill 2,728 12,954 posts since Apr 2008 Moderator Featured FORTRAN: Can Program Execution Jump Sub-routine? Any insight greatly appreciated; I am a beginner to Java GUI. Start a new discussion instead.

Duardo Also was kann ich machen? 'this' kann ich ja nicht benutzen weil das alles static ist. When the mouse is clicked, both the label and it's parent container will paint a small dot based on the coordinates of the mouse click. Matthew Brown Bartender Posts: 4568 9 posted 4 years ago And Welcome to The Ranch! Why do some airlines have different flight numbers for IATA and ICAO?

Last Post 13 Hours Ago I am trying to translate an old FORTRAN program to C++ and appear to have hit a brick wall. How can I avoid being chastised for a project I inherited which was already buggy, but I was told to add features instead of fixing it? All rights reserved. Creating a table with FIXED length column widths How can I trust that this is google?

my code has no (visible) errors, but i still get no frame. asked 1 year ago viewed 1976 times active 1 year ago Related 3Cannot cast from Throwable to MyException5java.lang.Boolean cannot be cast to java.util.LinkedList1JRadioButton cannot be cast to JButton3'java.lang.ClassCastException: Resource cannot be I am not a FORTRAN master; maybe somebody here is more familiar ... Join them; it only takes a minute: Sign up javax.swing.JPanel cannot be cast to javax.swing.JLayeredPane up vote 0 down vote favorite I got a small issue, i have an exception in

It's mainly to be about 2D animation and the like, but that's besides the point. https://coderanch.com/t/627691/Applets/java/ItemListener-Exception-thread-AWT-EventQueue Hope this help. 0 Discussion Starter bangor_boy 5 Years Ago The issue with doing that is, I have 3 combobox lists and was running them in under line 301, by doing Browse other questions tagged java swing user-interface actionlistener or ask your own question. Duardo Hallo, ich habe hier ein Problem.

Not only does this change work, but I also now have a better understanding of the MouseEvent's behavior. –Diana E May 4 '13 at 7:53 I've added a simple this contact form Each cell is an individual JPanel with a JLabel (which, contains an ImageIcon of the letter). more hot questions question feed lang-java about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation If you agree to our use of cookies, please close this message and continue to use this site.

current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. I am in the proof of concept phase and am testing the addition and removal of a hard-coded letter icon to an individual cell. Hier liegt auch das Problem! http://electrictricycle.net/cannot-be/cannot-be-cast-to-java-awt-event-mouselistener.html In this case, hello is not an ActionListener, so this will fail.

Teenage daughter refusing to go to school Is there a name for the (anti- ) pattern of passing parameters that will only be used several levels deep in the call chain? Why did the best potions master have greasy hair? Not the answer you're looking for?

share|improve this answer answered Feb 28 '13 at 22:26 Yann Ramin 28.3k14269 thank you very much! –user1507910 Feb 28 '13 at 22:29 add a comment| up vote 4 down

share|improve this answer answered Feb 28 '13 at 22:26 Jon Skeet 905k48965697492 add a comment| up vote 0 down vote You have to implement ActionListener. Instead, you should be simply using MouseEvent#getComponent to return the component that triggered the event, which will be the letterIcon Update with a simple example This is a simple example that Apr. 2015 Anzeige Vielleicht helfen dir diese Java-Grundlagen weiter --> *Klick* Diabolus Du kannst doch nicht eine Checkbox in einen ItemListener konvertieren!!! Link-only answers can become invalid if the linked page changes. –nalply Dec 3 '14 at 15:51 add a comment| Your Answer draft saved draft discarded Sign up or log in

Apr. 2015. I have a base frame class: import java.awt.BorderLayout; import java.awt.Color; import java.awt.Dimension; import java.awt.FlowLayout; import java.awt.GridLayout; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JTextField; public class BaseFrame extends JFrame Joose Mitarbeiter Zitat von Duardo: ↑ Also was kann ich machen? 'this' kann ich ja nicht benutzen weil das alles static ist.Klicke in dieses Feld, um es in vollständiger Größe anzuzeigen. Check This Out I'm working on a coordinate ...

Join them; it only takes a minute: Sign up Exception in thread “main” java.lang.ClassCastException: hello cannot be cast to java.awt.event.ActionListener up vote 0 down vote favorite it seems as though i Angemeldet bleiben Stellenanzeigen Weitere Stellenanzeigen Stellenanzeige Mediadaten Jetzt Stellenanzeige schalten Java: Java-Forum.org Startseite Foren > Java - Programmierung > Java Basics - Anfänger-Themen > Java Eclipse cannot be cast to java.awt.event.ItemListener Mein Programmcode: Code (Java): import java.awt.BorderLayout; import java.awt.Checkbox; import java.awt.CheckboxGroup; import java.awt.Container; import java.awt.Font; import java.awt.GridLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.ItemEvent; import java.awt.event.ItemListener; import java.util.Vector; import javax.swing.DefaultComboBoxModel; import javax.swing.JButton; import I have added 2 stacked layers, just change the line to: contenpane.getParent().getParent(); solve it already. –Michael Schneider Dec 3 '14 at 14:54 add a comment| 1 Answer 1 active oldest votes