public void LoadCombobox <T>(RadComboBox cbo, System.Data.Objects.ObjectSet <T> objs, String txtField, String txtvalueField) where T : class { var lstObj = from o in objs select o; cbo.DataSource = lstObj; cbo.DataTextField = txtField; cbo.DataValueField = txtvalueField; cbo.DataBind(); }
public static string UpdateData(Data.KaraokeEntities kara, IQueryable <TEntity> query, System.Data.Objects.ObjectSet <TEntity> obj, TEntity data) { string resuilt = ""; try { TEntity entity = query.FirstOrDefault(); if (entity == null) { entity = data; obj.AddObject(entity); } else { ObjectConvert <TEntity> .Coppy(data, entity); //kara.ObjectStateManager.ChangeObjectState(entity, System.Data.EntityState.Modified); } kara.SaveChanges(); } catch (Exception ex) { resuilt = "Lỗi..." + ex.Message; } return(resuilt); }