Character « JTextField « Java Swing Q&A

1. Is there an easy way to get characters from the keyboard without hitting enter in Java? stackoverflow.com

I'd like to know if there is an easy way to get character input from a JTextField in Java as they happen, not after an enter keystroke. In my case I want ...

2. Trigger a button when exactly 13 characters in text field stackoverflow.com

I have a text field and a Search button. If the user enters precisely 13 digits (a barcode) then I want to trigger the Search automatically. I have a DocumentListener on the ...

3. setting limited number of characters for a text field coderanch.com

Hi all, I am using a JFormattedTextfield and setting a Format with the constructor. my problem is i want to limit the charcters in my field too.I can limit the characters using JTexfield when i dunno use a JFormattedTextfield .I would like to get help that how should i limit number of charcters in a JFormattedTextfield. regards srijan

4. How do I make/find a JTextField-like component that displays images for characters? coderanch.com

5. How to create UPPERCASE formatted text field with mixed character input java-forums.org

I am looking for a way to instantly format text that user types to uppercase. However the input will contain non-alphabet characters such as spaces and dashes. I tried JFormattedTextField with a long "UUUUUUUUUUUUUUUU" mask, but it is not able to handle non-alphabet characters. For example format "bp96-00826a" into "BP96-00826A". Is there a better or an easier way to do this ...

6. Limiting number of characters a user can enter in a JTextField - Netbeans? forums.oracle.com

I have a form in Netbeans with a JTextField. I want to limit the number of characters a user can enter into this field. In my source code I have: int strLen; String fName = fName_text.getText(); //fName_text is the JTextField on my form. if((strLen = fName.length()) >25){ JOptionPane.showMessageDialog(null,"FIRST NAME IS LIMITED TO 25 CHARACTERS","NOTICE",JOptionPane.INFORMATION_MESSAGE);} else { //Stop the application and leave ...