protected override void RemoveItem(int index) { SeriesNode node = base[index].Node; _map[node].PropertyChanged -= Item_PropertyChanged; _map.Remove(node); _list.Remove(node); base.RemoveItem(index); }
protected override void RemoveItem(int index) { SeriesNode node = base[index].Node; _map[node].PropertyChanged -= Item_PropertyChanged; _map.Remove(node); _list.Remove(node); base.RemoveItem(index); }