private void gv_RowDeleting(object sender, DevExpress.Data.RowDeletingEventArgs e)
{
try
{
filen ct = (from c in dbData.filens select c).Single(x => x.key == gv.GetFocusedRowCellValue("key").ToString());
dbData.filens.DeleteOnSubmit(ct);
}
catch
{
}
}
public void xoa(string key)
{
using (var trans = new TransactionScope())
{
dbData = new KetNoiDBDataContext();
nhansu ns = (from a in dbData.nhansus select a).Single(t => t.key == key);
dbData.nhansus.DeleteOnSubmit(ns);
var f = (from a in dbData.filens where a.keyns == key select a);
foreach (var fa in f)
{
filen file = fa;
dbData.filens.DeleteOnSubmit(fa);
}
dbData.SubmitChanges();
trans.Complete();
}
}