selectAll method

void selectAll()

Selects all non-disabled items.

Implementation

void selectAll() {
  for (var i = 0; i < _items.length; i++) {
    if (!_items[i].selected && !_items[i].disabled) {
      _items[i] = _items[i].copyWith(selected: true);
    }
  }
  _reapplySearchFilter();
  notifyListeners();
  onSelectionChange?.call(selectedItems);
}