private void StopBatchUpdate(ListBatchChange <T> batch)
{
if (batch != _batch)
{
return;
}
_batch = null;
_subject.OnNext(batch);
}
public IDisposable StartBatchUpdate()
{
if (_batch != null)
{
throw new NotImplementedException("recusive batch updates are not implemented");
}
_batch = new ListBatchChange <T>(this.StopBatchUpdate);
return(_batch);
}