An InputVerifier validates input in Graphical User Interface (GUI).
In Java, an InputVerifier validates input in Graphical User Interface (GUI). See How to Use the Focus Subsystem: Validating Input for an example.
Questions tagged [inputverifier]
52 questions
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Generic InputVerifier for ranges
I'm trying to create a generic InputVerifier that checks to see if the data in the JComponent is within a specified range. For this, I made my generic type extend Comparable<> to ensure it could be compared.
What I'm getting caught up on is the…
Stealth Rabbi
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InputVerifier incorrectly yielding focus and need advice using it with other ActionListener methods
I have a GUI in which the user enters measurements into a number of fields and calculates a result based on the measurement. I am trying to implement the following for the fields-
The values entered must be in the proper range
I have an option…
Jon Swanson
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Issue with Component Iteration and validation
Am having a method that check all JTextFields in a panel JPanel to see whether they are empty, am iterating through all the components in the container. in the container i have labels, text fields and combo boxes. So i can be able validate the first…
tmwanik
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InputVerifier stealing focus
I have a problem with an InputVerifier stealing the focus in my app. When I click on the textfield that uses this verifier, I can't click anywhere else unless I fill the field with 4 digits (the verifier is here to prevent anything else than digits…
DevBob
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Creating A JTextField Input Validator
I am trying to create a JTextField input validator following Building a Swing Validation Package with InputVerifier. I have taken all the class on that page an am now trying to use the NotEmptyValidator found here. I have a JFrame and a JTextField.…
CN1002
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Input Verifier effect not work by click, just work by tab button
I have a delicate problem!
I have a form that set input verifier to text fields, and when user type a incorrect value, other text fields and radio buttons should be disable.
In second text filed (last name), When user type a incorrect value, other…
Sajad
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Java - Input Verifier
I was just creating this specific but I was a little confused on documenting this. Am just stuck on explaining what the last couple of lines do :
class MyVerifier extends InputVerifier {
public boolean verify(JComponent input) {
if (input==id)…
Eddy
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