setOnChanged method

void setOnChanged(
  1. dynamic onChanged(
    1. dynamic value
    )?
)

Set the onChanged callback for the field

Implementation

void setOnChanged(Function(dynamic value)? onChanged) {
  this.onChanged = (dynamic changedValue) {
    _value = changedValue;
    if (!(updated?.isClosed ?? true)) {
      updated?.add((this, changedValue));
    }
    if (onChanged != null) {
      onChanged(changedValue);
    }
  };
}