public IEnumerator GetEnumerator()
{
_arguments.AddSupportedCapabilities(DataSourceCapabilities.Page);
_arguments.AddSupportedCapabilities(DataSourceCapabilities.Sort);
_arguments.AddSupportedCapabilities(DataSourceCapabilities.RetrieveTotalRowCount);
EditableArrayList list = (EditableArrayList)_objectBinder.List;
_arguments.TotalRowCount = list.Count;
if (!string.IsNullOrEmpty(_arguments.SortExpression))
{
list = new EditableArrayList(list.ItemType, list.Count);
list.AddRange(_objectBinder.List);
list.SortEx(_arguments.SortExpression);
}
int start = _arguments.StartRowIndex >= 0? _arguments.StartRowIndex: 0;
int count = _arguments.MaximumRows > 0?
Math.Min(_arguments.MaximumRows, list.Count): list.Count;
for (int i = 0; i < count; i++)
{
object o = list[i + start];
yield return o is ICustomTypeDescriptor? o: new ObjectHolder(o, _objectBinder);
}
}
