public GroupCollectionViewModel(IObservable <IGroupChangeSet <TGroupable, TKey, TGroupKey> > changeSet)
{
collection = GroupHelper
.ConvertGroups <TGroupable, T, TKey, TGroupKey>(changeSet)
.OnSelectableItemAdded()
.ToCollection(out var disposable);
CompositeDisposable.Add(disposable);
}
public GroupCollection2ViewModel(IObservable <IChangeSet <IGroup <TGroupable, TGroupKey> > > changeSet)
{
Collection = GroupHelper.ConvertGroups <TGroupable, T, TGroupKey>(changeSet).ToCollection(CompositeDisposable);
}