private void btnNuevo_Click(object sender, RoutedEventArgs e)
        {
            AltaModificarMedioEnvio alta = new AltaModificarMedioEnvio();

            try
            {
                CatalogMedioEnvioViewModel medioEnvioViewModel = (this.DataContext as ObjectDataProvider).Data as CatalogMedioEnvioViewModel;
                alta.DataContext = medioEnvioViewModel.CreateAddMedioEnvioViewModel();
                alta.ShowDialog();
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
 private void dtGridItemStatus_MouseDoubleClick(object sender, MouseButtonEventArgs e)
 {
     if (sender != null)
     {
         DataGrid dg = sender as DataGrid;
         if (dg != null && dg.SelectedItems != null && dg.SelectedItems.Count == 1)
         {
             ModifyMedioEnvioView dlgModify = new ModifyMedioEnvioView();
             try
             {
                 CatalogMedioEnvioViewModel medioEnvioViewModel = (this.DataContext as ObjectDataProvider).Data as CatalogMedioEnvioViewModel;
                 dlgModify.DataContext = medioEnvioViewModel.CreateModifyMedioEnvioViewModel();
                 dlgModify.ShowDialog();
             }
             catch (Exception ex)
             {
                 throw ex;
             }
         }
     }
 }