expandItemKeys method

void expandItemKeys(
  1. Iterable<K> keys, {
  2. Map<String, dynamic>? additional,
})

Implementation

void expandItemKeys(Iterable<K> keys, {Map<String, dynamic>? additional}) {
  if (expansionMode != TExpansionMode.multiple || keys.isEmpty) return;

  final newExpandedKeys = copyKeySet(expandedKeys)..addAll(keys);
  updateExpansionState(newExpandedKeys, additional: additional);
}