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 IList SortDataListType(IList lst)
{
IList query = null;
List <object> d = lst.Cast <object>().ToList();
IEnumerable <object> enuQueryable = d.AsQueryable();
if (lst != null && lst.Count > 0)
{
SortField = GetProperties(d[0]).Where(x => x.ToLowerInvariant() == SortField.ToLowerInvariant()).FirstOrDefault();
}
else
{
SortField = string.Empty;
}
if (!string.IsNullOrEmpty(SortField))
{
if (SortDir.ToUpperInvariant().Trim().IndexOf("ASC") < 0)
{
query = (from enu in enuQueryable
orderby GetPropertyValue(enu, SortField) descending
select enu).ToList();
}
else
{
query = (from enu in enuQueryable
orderby GetPropertyValue(enu, SortField) ascending
select enu).ToList();
}
}
else
{
query = (from enu in enuQueryable
select enu).ToList();
}
return(query);
}
