private string ResetSortToColumn(string sSortField)
{
if (SortField.Length < 1)
{
SortField = sSortField;
SortDir = string.Empty;
}
else
{
if (SortField.ToLowerInvariant() != sSortField.ToLowerInvariant())
{
SortDir = string.Empty; //previous sort not the same field, force ASC
}
SortField = sSortField;
}
if (SortDir.Trim().ToUpperInvariant().IndexOf("ASC") < 0)
{
SortDir = "ASC";
}
else
{
SortDir = "DESC";
}
sSortField = SortField + " " + SortDir;
return(sSortField);
}
public List <T> SortDataList <T>(List <T> d)
{
List <T> query = null;
IEnumerable <T> myEnumerables = d.AsEnumerable();
if (SortDir.Trim().IndexOf("ASC") < 0)
{
query = (from enu in myEnumerables
orderby GetPropertyValue(enu, SortField) descending
select enu).ToList <T>();
}
else
{
query = (from enu in myEnumerables
orderby GetPropertyValue(enu, SortField) ascending
select enu).ToList <T>();
}
return(query.ToList <T>());
}