Event « JTextField « Java Swing Q&A
1. Adding multiple JTextFields under one ActionListener? stackoverflow.comI am working with JTextFields, JComboBox, and buttons. When I select some information from JComboBox, I press the button. That creates a JTextField. and sets the text of the JTextField by ... |
2. How to trap the event of JTextField in java? stackoverflow.comI am creating a JtextField and a JList, there are 100 items in jlist, i want to trap the event of jtextfield corresponing to jlist, when i type something in textfield ... |
3. Automatic entry in text field stackoverflow.comI have this GUI:
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4. cannot instantiate type actionlistener? stackoverflow.com |
5. What listener should I use for a JTextField in a typing game? stackoverflow.comHere is my situation: I am developing a java typing game, and I need to find the best listener for my JTextField. |
6. Can I catch the event of exiting a JTextField stackoverflow.comcurrently I use DocumentListener and when I enter "11111" |
7. JTextField variable returns null outside of actionlistener? stackoverflow.comI'm making a program that adds and formats files. I actually have many classes, but for the purpose of this question let's say I have two, guidialog and guimain. In guidialog ... |
8. Problem with Generating TextField by actionPerformed coderanch.com |
9. JTextFields, ActionListeners and multiple Classes coderanch.comhow would I access the text from a textfield in a gui class at the click on a button and send that info into my actionlistener class? The current error i get is "salary has private access in java.awt.Component" This is the actionlistener class (not complete yet) import java.awt.*; import javax.swing.*; import javax.swing.border.*; import java.awt.event.ActionEvent; import java.awt.event.*; public class ActionListen implements ... |
10. problem with ActionListener of jTextField coderanch.comimport java.awt.*; import java.awt.event.*; import javax.swing.*; public class TextFieldTest { static JTextField awbField; public static void main(String[] args) { final JPanel panel = new JPanel(new GridBagLayout()); panel.setBackground(Color.pink); JButton button = new JButton("textfield"); button.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { getAwbNumber(panel); } }); JPanel north = new JPanel(); north.add(button); JFrame f = new JFrame(); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); f.getContentPane().add(north, "North"); f.getContentPane().add(panel); f.setSize(400,400); f.setLocation(200,200); f.setVisible(true); ... |
11. JTextField ActionListener - user edits vs programmatic edits coderanch.com |
12. JTextField event coderanch.comclass CVTextDocumentListener implements DocumentListener { public void insertUpdate(DocumentEvent event) { updateCVButtons(event); } public void removeUpdate(DocumentEvent event) { updateCVButtons(event); } public void changedUpdate(DocumentEvent event) { } public void updateCVButtons(DocumentEvent e) { Document doc = (Document)e.getDocument(); int length = e.getLength(); if (length > 0) { cvAgregarButton.setEnabled(true); cvActualizarButton.setEnabled(true); cvEliminarButton.setEnabled(true); } else { cvAgregarButton.setEnabled(false); cvActualizarButton.setEnabled(false); cvEliminarButton.setEnabled(false); } } } |
13. JTextField[ ] - index of event source? coderanch.comHi, I think I am missing something obvious, or forgetting something very fundamental. I am creating a user interface which requires an (n x n) grid of input areas (initial values can be read from file or entered manually by the user), and I have chosen to make an array of JTextField arrays JTextField[][] fields; I then populate the fields (or ... |
14. JTextField with ActionListeners? coderanch.com |
15. how to apply actionperformed to Jtextfields in java ? coderanch.comi am buiding a small jframe with 2 lables and 2 textfields(Jtextfield1,Jtextfield2) and a jbutton .i want that when the user enters some data in the Jtextfield1,the data is retrieved from database regarding user and his details are displayed in the Jtextfield2. i know how to retrieve data from database but how to apply actionperformed to Jtextfield1.please help and give an ... |
16. textfield event handling coderanch.comMoreover, i would like to ask another question under the same thread or post. Case: I have one textfield and i want to put following validation check on this textfield : 1. text should not be integer. 2. text field should not be left blank. 3. user must type only characters. 4. in case of entering 'email ids' , text must ... |
17. having trouble with event handling and JTextField java-forums.orgoh, sorry about the code braces. And yea, I wanted to use TextFieldHandler as an inner class, but it doesn't let me declare it private (which would make it an inner class right?). I get the error 'modifier private not allowed here. FlowLayout is the only layout manager my book has shown me so far, could you suggest a better one ... |
18. Didn't add actionListener to JTextField, but it works anyway. Why? forums.oracle.comI was planning to add listeners for the green and blue text field, but I ran the program first to make sure it was working so far. The strange thing is that the green and blue text fields were listening, even though I hadn't added listeners to them. I don't get it. How are they working? Edited by: codinatrix on Jan ... |
19. JTextField actionListener forums.oracle.comHi, I'm having quite an issue I hope someone can help me with. I want to add an actionlistener to a textField. But I want it respond not only to when press the return key. I want it to respond as soon as i press any button when the jtextfield is in focus. Can anyone help me? |
I would like after I enter a number in the Length of hot tub text box for that number to be automatically entered ...