/// <summary> /// 全部未读消息历史标记为已读 /// </summary> /// <param name="cb"></param> public static void ReadAll(CommonOperationResultDelegate cb) { var ptr = NimUtility.DelegateConverter.ConvertToIntPtr(cb); MsglogNativeMethods.nim_msglog_read_all_async(null, NormalOperationCompleted, ptr); }