protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
GridViewMusteriListesi.DataSource = MusteriListesi;
GridViewMusteriListesi.DataBind();
}
}
protected void GridViewMusteriListesi_Sorting(object sender, GridViewSortEventArgs e)
{
if ((ViewState["SortExpression"] != null) && (ViewState["SortExpression"].ToString() != e.SortExpression))
{
ViewState["SortExpression"] = e.SortExpression;
}
else
{
if (ViewState["SortDirection"] != null)
{
e.SortDirection = (SortDirection)ViewState["SortDirection"];
}
}
List <Musteri> liste = MusteriListesi;
IEnumerable <Musteri> sonuc = null;
if (e.SortExpression == "Adi" && e.SortDirection == SortDirection.Ascending)
{
sonuc = from musteri in liste
orderby musteri.Adi ascending
select musteri;
ViewState["SortDirection"] = SortDirection.Descending;
}
else if (e.SortExpression == "Adi" && e.SortDirection == SortDirection.Descending)
{
sonuc = from musteri in liste
orderby musteri.Adi descending
select musteri;
ViewState["SortDirection"] = SortDirection.Ascending;
}
if (sonuc != null)
{
List <Musteri> sortedListe = (List <Musteri>)sonuc.ToList();
GridViewMusteriListesi.DataSource = sortedListe;
GridViewMusteriListesi.DataBind();
}
}
