protected override void ApplySortCore(PropertyDescriptor property, ListSortDirection direction)
{
List <T> items = Items as List <T>;
if (items != null)
{
GenericIComparer <T> comparer = GenericComparerFactory.GetComparer <T>(property.Name, direction);
items.Sort(comparer);
isSorted = true;
}
OnListChanged(new ListChangedEventArgs(ListChangedType.Reset, -1));
}
protected override int FindCore(PropertyDescriptor property, object key)
{
if (!(key is T))
{
throw new ArgumentException("Incompatible object type", "key");
}
GenericIComparer <T> comparer = GenericComparerFactory.GetComparer <T>(property.Name);
for (Int32 index = 0; index < Items.Count; ++index)
{
if (comparer.Compare(Items[index], (T)key) == 0)
{
return(index);
}
}
return(-1);
}