ObservableCollection Doesn't support AddRange method, so I get notified for each item added, besides what about INotifyCollectionChanging?

Question

I want to be able to add a range and get updated for the entire bulk.

I also want to be able to cancel the action before it\'s done (i.e. collection changing besides

Answer 1

You will have to be careful binding the UI to your custom collection -- the Default CollectionView class only supports single notification of items.