private void Tablero_Loaded(object sender, RoutedEventArgs e)
{
lblusr.Content = "Nombre de usuario: " + username;
oDispatcherTimer.Interval = new TimeSpan(0, 0, 5);
oDispatcherTimer.Tick += (a, b) =>
{
PlatoBLL espBLL = new PlatoBLL();
System.Data.DataTable dt = espBLL.Get_Orden_espera_plato();
dtg_espera.ItemsSource = dt.DefaultView;
PlatoBLL prepBLL = new PlatoBLL();
System.Data.DataTable dta = prepBLL.Get_Orden_preparacion_plato();
dtg_prep.ItemsSource = dta.DefaultView;
PlatoBLL lisBLL = new PlatoBLL();
System.Data.DataTable dtg = lisBLL.Get_Orden_listo_plato();
dtg_listo.ItemsSource = dtg.DefaultView;
};
}