/// <summary> /// 从数据库获取数据 /// </summary> /// private void BindData() { DataTable dt = null; lvlist.DataContext = null; StringBuilder sb = new StringBuilder(); sb.Append(string.Format(" roleLevel >= '{0}'", user_flag_tier)); try { dt = operationContract.GetClientRole(sb.ToString()); lvlist.DataContext = dt; currentTable = dt; } catch (Exception) { return; } }