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Cannot Cast Javax.swing.buttongroup To Java.lang.boolean

For example: import java.awt.event.ActionEvent; import javax.swing.*; @SuppressWarnings("serial") public class JRadioExample extends JPanel { private static final String[] RADIO_TITLES = { "Family", "Friend", "Relative", "Friend or Relative" }; private ButtonGroup btnGrp = So I am figuring that I need to find a different way to go about finding the quantity. Find the function given its Fourier series Why do some airlines have different flight numbers for IATA and ICAO? And all you have to do is just plugin the specific code to be executed when an action takes place. http://electrictricycle.net/cannot-cast/cannot-cast-int-to-class-java-lang-string.html

What now? This is my pillow Borders table Latex Add comments to a Python script and make it a bilingual Python/C++ “program” Tank-Fighting Alien Actual meaning of 'After all' What is the total But I offered a tested and trusted method for dealing with this kind of scenario. –Igwe Kalu Dec 9 '12 at 4:26 | show 14 more comments up vote 1 down You cannot cast that JComboBox reference to a JTextField. 0 Discussion Starter lwschjang 6 Years Ago e.getSource() returns the component that generated the event, which in your case is the combo http://stackoverflow.com/questions/13784476/trouble-with-radiobuttons-and-booleans-connection

I just saw this bird outside my apartment. Scripting on this page tracks web page traffic, but does not change the content in any way. Inscrivez-vous gratuitement en 30s.

Does sputtering butter mean that water is present? What are 'hacker fares' at a flight search-engine? En poursuivant votre navigation, vous acceptez l'utilisation de cookies. JamesCherrill 2,742 12,954 posts since Apr 2008 Moderator Featured FORTRAN: Can Program Execution Jump Sub-routine?

The content of your character is your choice. Typically a button group contains instances of JRadioButton, JRadioButtonMenuItem, or JToggleButton. But I made a JPanel program in netbeans which includes a RadioButton. http://stackoverflow.com/questions/5086559/exception-in-thread-awt-eventqueue-1-java-lang-nullpointerexception I just saw this bird outside my apartment.

In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms Is adding the ‘tbl’ prefix to table names really a problem? How can tilting a N64 cartridge cause such subtle glitches? Can I switch from past tense to present tense in an epilogue?

In a company crossing multiple timezones, is it rude to send a co-worker a work email in the middle of the night? You are not actually setting the field, thus the NullPointerException share|improve this answer answered Feb 23 '11 at 3:15 Jochen Bedersdorfer 2,234817 Can you explain what you mean? So would that look something like this: if(e.getSelectedItem() == 100) java This question has already been answered. You cannot cast that JComboBox reference to a JTextField.

Browse other questions tagged java swing jbutton jradiobutton or ask your own question. have a peek at these guys The content of your character is your choice. Solutions? Draw some mountain peaks Am I interrupting my husband's parenting?

P.S. java:184) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThre ad.java:174) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161) at java.awt.EventDispatchThread.run(EventDispatchThread.java:122) In import java.awt.Color; import java.awt.Container; import java.awt.FlowLayout; import java.awt.Font; import java.awt.Graphics; import java.awt.event.ItemEvent; import java.awt.event.ItemListener; import java.awt.event.MouseEvent; import java.awt.event.MouseListener; import java.awt.event.MouseMotionListener; Im kind of confused. –Kalvin Feb 23 '11 at 3:19 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign up check over here When I run it, it gives me the following error: Exception in thread … Recommended Articles Nested array printing etc - designing for reuse Last Post 55 Minutes Ago This is

share|improve this answer answered Feb 23 '11 at 3:04 corsiKa 52.3k17104159 line 215 is if(this.jrbArc.isSelected()) –Kalvin Feb 23 '11 at 3:11 Well, you know this cannot be Join them; it only takes a minute: Sign up JRadioButton cannot be cast to JButton up vote 1 down vote favorite I have actionPerformed() method which does two things: print out Basically, when an option is selected a price should show up in the text box automatically.

The code is getting complied .but … java.lang.StackOverflowError trying to relocate GridBagLayout? 3 replies Hello everyone!

Error method not abstract and does not override abstract method0Changing the icon of a JButton based on a JRadioButton selection0JButton doesnt recognize does JRadioButton is select0JRadioButton cannot be cast to JButton View the attachment on a separate page. In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms For the RadioButton, I first entered the usual: family = new JRadioButton("Family", true); friend = new JRadioButton("Friend"); relative = new JRadioButton("Relative"); friendFriend = new JRadioButton("Friend of Friend"); ButtonGroup group = new

How to harness Jupiter's gravitational energy? Why put a warning sticker over the warning on this product? boolean isSelected(ButtonModelm) Returns whether a ButtonModel is selected. this content Ilja Preuss author Sheriff Posts: 14112 posted 10 years ago You're welcome!

This means jrbArc must be null. Action listener is only set to the button. Without opening the PHB, is there a way to know if it's a particular printing? Making a large file using the terminal How can I avoid being chastised for a project I inherited which was already buggy, but I was told to add features instead of

Any help please? Only one button in the group may be selected at a time. Method Detail add publicvoidadd(AbstractButtonb) Adds the button to the group. I assume this means that none of my if else statements were satisfied and I really dont know why.

Think only on those things that are in line with your principles and can bear the light of day. Not the answer you're looking for? In this case, it's P6.java:215 What do you find at this line? What do we call initial text of terminal How can I avoid being chastised for a project I inherited which was already buggy, but I was told to add features instead

Well look at the edit I added, it's the best way to solve the problem. –Igwe Kalu Dec 9 '12 at 4:12 @user1888854: I strongly believe that you're better void clearSelection() Clears the selection such that none of the buttons in the ButtonGroup are selected.