protected void gvMedicine_Sorting(object sender, GridViewSortEventArgs e)
{
BindGridDataMedicine();
DataTable dt = LINQToDataTable(dc.GetMedicine());
// dt = ds.Tables[0];
string SortDir = string.Empty;
if (dir == SortDirection.Ascending)
{
dir = SortDirection.Descending;
SortDir = "Desc";
}
else
{
dir = SortDirection.Ascending;
SortDir = "Asc";
}
DataView sortedView = new DataView(dt);
sortedView.Sort = e.SortExpression + " " + SortDir;
gvMedicine.DataSource = sortedView;
gvMedicine.DataBind();
}