index property

int get index

Implementation

int get index => _collection?._items.indexOf(this) ?? -1;

set index (int value)

Implementation

set index(int value) {
  final c = _collection;
  if (c == null) return;
  final cur = c._items.indexOf(this);
  if (cur < 0 || cur == value) return;
  c._items.removeAt(cur);
  c._items.insert(value, this);
  changed(false);
}