Unity 如何实现音频播放后的回调

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class soundManager : MonoBehaviour {

    public static soundManager instance;
    public AudioSource ass;
    public List<AudioClip> listt = new List<AudioClip>();
    public Dictionary<string, AudioClip> dicc = new Dictionary<string, AudioClip>();
	void Start () {
		foreach(AudioClip ac in listt)
        {
            if (!dicc.ContainsKey(ac.name))
            {
                dicc.Add(ac.name, ac);
            }
        }
	}

    private void Awake()
    {
        instance = this;    }

    public void boFangShengYing(string clipName)
    {
        AudioClip kk = getClip(clipName);
        if (kk == null)
        {
            //没有找到指定域
            print("没有找到指定域; ");
        }
        else
        {
            GetComponent<AudioSource>().clip = kk;
            GetComponent<AudioSource>().Play(); 
         
        }
    }


    public void boFangShengYing(string clipName, Action mm)
    {
        AudioClip kk = getClip(clipName);
        if (kk == null)
        {
            //没有找到指定域
            print("没有找到指定域; ");
        }
        else
        {
            GetComponent<AudioSource>().clip = kk;
            GetComponent<AudioSource>().Play();item kl = new item(kk, mm);
            item jj = new item(kk, mm);
            StartCoroutine("startJiShi", jj);
        }
    }
    IEnumerator startJiShi(item ff)
    {
        yield return new WaitForSeconds(ff.clip.length);
        ff.actionn();
    }

    public AudioClip getClip(string clipName)
    {
        AudioClip pp = null;
        foreach(AudioClip ac in listt)
        {
            if (ac.name.Contains(clipName))
            {
                pp = ac;
            }
          
        }
        return pp;
    }
    class item
    {
        public AudioClip clip;
        public Action actionn;
        public item(AudioClip kk,Action nn)
        {
            clip = kk;
            actionn = nn;
        }
    }
	
	// Update is called once per frame
	void Update () {
		
	}
}

FR：海涛高软（hunk Xu)