void OnItemSelected(object sender, SelectedItemChangedEventArgs e) { StoreMobile.OnlineProduct product = (StoreMobile.OnlineProduct)e.SelectedItem; product.Init(product); var todoPage = new ProductPage(); if (product.UpdatedDate == null) { todoPage._updatedDate = DateTime.Now; } else { todoPage._updatedDate = product.UpdatedDate.Value; } //OnlineProduct.ImageUrl =Constants.Image + OnlineProduct.Id + ".jpg"; todoPage.BindingContext = product; Navigation.PushAsync(todoPage); }