/// <summary>
/// Adds/removes and registers/unregisters events associated with <see cref="DataGridExtensions.ScrollAddedIntoViewProperty"/>, respectively.
/// </summary>
/// <param name="DataGrid"></param>
/// <param name="Collection"></param>
/// <param name="Register"></param>
static void OnScrollAddedIntoViewChanged(DataGrid DataGrid, IObservableCollection Collection, bool Register)
{
var h = Collection.GetHashCode();
if (Register)
{
_ScrollAddedIntoView.Add(h, DataGrid);
Collection.ItemAdded += OnScrollAddedIntoViewChanged;
}
else
{
Collection.ItemAdded -= OnScrollAddedIntoViewChanged;
_ScrollAddedIntoView.Remove(h);
}
}