build abstract method

Widget build({
  1. required String label,
  2. required String? description,
  3. required bool nullable,
  4. required bool enabled,
})

The build method for the knob.

This method is responsible for building the widget that represents the knob.

Implementation

Widget build({
  required String label,
  required String? description,
  required bool nullable,
  required bool enabled,
});