if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem){
baofood.Model.TDish rows = (baofood.Model.TDish)e.Item.DataItem;**（这行就报错，而且我不懂怎样转换？？）**
string dishid = Convert.ToString(rowmodeldish.DishId);
}