taken from field
The value factory is the model behind the JavaFX Spinner control - without a value factory installed a Spinner is unusable. It is the role of the value factory to handle almost all aspects of the Spinner, including:
value,Incrementing
and decrementing the
value, with one or more steps per call,Converting text input
from the user (via the Spinner editor,objects to user-readable strings
for display on screenDiagram: Spinner