/// <summary> /// 取出麦序头元素 /// </summary> /// <param name="roomId">聊天室ID</param> /// <param name="element_key">需要取出的元素的UniqKey,长度限制128字节,传空传表示取出第一个元素</param> /// <param name="cb"></param> /// <param name="json_extension"></param> public static void QueuePollAsync(long roomId, string element_key, ChatRoomQueuePollDelegate cb, string json_extension = "") { //ChatRoomQueuePollDelegate var ptr = NimUtility.DelegateConverter.ConvertToIntPtr(cb); ChatRoomNativeMethods.nim_chatroom_queue_poll_async(roomId, element_key, json_extension, CallbackBridge.ChatroomQueuePollCallback, ptr); }