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导入Photon2插件......

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

public class NetworkLuncher : MonoBehaviourPunCallbacks//继承回调行为类
{
public GameObject nameUI;
public GameObject loginUI;
public InputField name;
public InputField roomName;

// Start is called before the first frame update
void Start()
{
    //链接服务器
    PhotonNetwork.ConnectUsingSettings();
}

//链接到服务器后执行
public override void OnConnectedToMaster()
{
    nameUI.SetActive(true);
}

//输入名字的确认按钮
public void PlayButton()
{
    nameUI.SetActive(false);
    PhotonNetwork.NickName = name.text;
    loginUI.SetActive(true);

}

//创建房间加入房间按钮
public void JoinOrCreatButton()
{
    //如果没有输入=》退出方法在此输入
    if (roomName .text .Length <2)
    {
        return;
    }

    loginUI.SetActive(false);

    //服务器房间设置：房间类型，最大玩家数
    RoomOptions options = new RoomOptions { MaxPlayers = 4 };
    //加入/创建房间
    PhotonNetwork.JoinOrCreateRoom(roomName .text, options, default);
}

//进入到服务器房间后执行
public override void OnJoinedRoom()
{
    //进入房间后进入下一场景
    PhotonNetwork.LoadLevel(1);
}

}

//按下准备开始按钮
(using Photon.Pun;)
public void StrtPlay()
{
    readyPanel.SetActive(false);

    //生成预制体玩家
    PhotonNetwork.Instantiate("Player", new Vector3(1, 1, 0), Quaternion.identity, 0);
}

//控制本地角色
using Photon.Pun;
public class PlayerCT : MonoBehaviourPun

//房间列表
1.初始脚本中链接服务器时，加入大厅
//链接到服务器后执行
public override void OnConnectedToMaster()
{
nameUI.SetActive(true);
PhotonNetwork.JoinLobby();
}

//程序
using System.Collections;

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

public class RoomManager : MonoBehaviourPunCallbacks
{
public GameObject roomNamePrefab;//显示列表的按钮
public Transform gridLayout;

public override void OnRoomListUpdate(List<RoomInfo> roomList)//房间列表更新是执行
{
    for (int i = 0; i < gridLayout.childCount; i++)
    {
        if(gridLayout .GetChild (i).gameObject. GetComponentInChildren<Text >().text ==roomList [i].Name )
        {
            //以存在的房间发生变化时消除该房间
            Destroy(gridLayout.GetChild(i).gameObject);

            if (roomList [i].PlayerCount ==0)//房间中人数为0是移除该房间
            {
                roomList.Remove(roomList[i]);
            }
        }
    }

    foreach (var room in roomList )//生成已存在的房间
    {
        GameObject newRoom = Instantiate(roomNamePrefab, gridLayout.position, Quaternion.identity);
        roomNamePrefab.GetComponentInChildren<Text>().text = room .Name ;
        newRoom.transform.SetParent(gridLayout);
    }
    

}