selectGroup method

void selectGroup(
  1. String groupName
)

Select all options in a group (defined by groupName).

Do nothing when mode is SelectionMode.single.

Implementation

void selectGroup(String groupName) {
  if (mode == SelectionMode.single) return;
  if (mode == SelectionMode.sameGroup) _selected.clear();
  _selected.addAll(_groups.keys.where((i) => _groups[i] == groupName));
}