private void Subser_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if ((sender as ListPicker).SelectedItem != ff)
{
SerId = ((sender as ListPicker).SelectedItem as Service).Id;
Ser.SelectedItem = ff1;
Ser.UpdateLayout();
}
}
void client_getSubServiceCompleted(object sender, getSubServiceCompletedEventArgs e)
{
List <Service> ss = e.Result.ToList();
// Ser.ItemsSource = e.Result;
ff1 = new Service();
ff1.Name = " ";
ss.Add(ff1);
Ser.ItemsSource = ss;
Ser.SelectedItem = ff1;
Ser.UpdateLayout();
IsInitSer = true;
}