onChange method

TwoWayBinding<T> onChange(
  1. void callback(
    1. T? changed
    )
)

Add a change callback to perform some editing on other fields.

Implementation

TwoWayBinding<T> onChange(void Function(T? changed) callback) {
  _stream = _stream.map((data) {
    _value = data;
    callback(data);
    return _value;
  }).shareValue();

  return this;
}