I need to validate the user input of a JSpinner, and if invalid, I need to undo (rollback) the value change. What is the best way to do it?
I need to validate the user input of a JSpinner , and if invalid,
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I need to validate the user input of a JSpinner, and if invalid, I need to undo (rollback) the value change. What is the best way to do it?
Well, if you save the old value from the last time you validated the input, you can then reset the value of the spinner back to the last valid value.
Maybe something like that.