setAdditionalState method

void setAdditionalState(
  1. String key,
  2. dynamic value
)

Sets a value in the additional state and notifies listeners if it changed.

Implementation

void setAdditionalState(String key, dynamic value) {
  final map = Map<String, dynamic>.from(this.value.additional);
  if (map[key] != value) {
    map[key] = value;
    updateState(who: 'setAdditionalState', additional: map);
  }
}