Circuits/Assets/Resources/Scripts/Main/Networking/Lobby/RoomLayoutGroup.cs

using Photon.Pun;
using Photon.Realtime;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class RoomLayoutGroup : MonoBehaviour {

	public GameObject roomListingPrefab;

	public void OnReceivedRoomListUpdate(List<RoomInfo> roomList) {

		RemoveOldListings();

		foreach (RoomInfo room in roomList)
			AddRoomListing(room);
	}

	private void AddRoomListing(RoomInfo room) {
		Debug.Log("Room Received for display: " + room.ToString());

		GameObject roomListingObj = Instantiate(roomListingPrefab);
		roomListingObj.GetComponent<RoomListing>().roomName = room.Name;
		roomListingObj.transform.SetParent(transform, false);
	}

	private void RemoveOldListings() {

		foreach (Transform roomListing in transform)
			Destroy(roomListing.gameObject);
	}

}