protected override void ApplySortCore(PropertyDescriptor property,
ListSortDirection direction)
{
m_SortDirection = direction;
m_SortProperty = property;
SortComparer <T> comparer =
new SortComparer <T>(property, direction);
ApplySortInternal(comparer);
}
private void ApplySortInternal(SortComparer <T> comparer)
{
if (m_OriginalCollection.Count == 0)
{
m_OriginalCollection.AddRange(this);
}
List <T> listRef = this.Items as List <T>;
if (listRef == null)
{
return;
}
listRef.Sort(comparer);
m_Sorted = true;
OnListChanged(new ListChangedEventArgs(
ListChangedType.Reset, -1));
}