lvjincheng_chengbao/Assets/Scripts/UI/PinBallUIManager.cs

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

public class PinBallUIManager : MonoBehaviour
{
    //UI管理
    private Dictionary<string, PinBallUIBase> m_dicUI = new Dictionary<string, PinBallUIBase>();

    private static PinBallUIManager _instance;
    //单利
    public static PinBallUIManager instance
    {
        get {
            if (_instance == null)
            {
                GameObject goR = Resources.Load<GameObject>("Prefabs/PinBallUIManager");
                GameObject uiPanel = Instantiate(goR);
                _instance = uiPanel.AddComponent<PinBallUIManager>();
                
            }
            return _instance;
        }
    }


    public Transform BG;
    public Transform Content;
    public Transform Pop;


    private void Init()
    {
      
    }

    private void Awake()
    {
        //单利赋值
        _instance = this;
        BG = transform.Find("BG");
        Content = transform.Find("Content");
        Pop = transform.Find("Pop");
        //切换场景不销毁
        DontDestroyOnLoad(this);
    }

    private void Start()
    {
        //ShowUI(new object[] { "LoadingView","Start" });
    }
    /// <summary>
    /// 显示某个UI
    /// </summary>
    /// <param name="args"></param>
    public PinBallUIBase ShowUI(object[] args)
    {
        if (null == args || args.Length == 0)
        {
            Debug.Log("args error ---->>>>");
            return null;
        }
        PinBallUIBase mObj = null;

        if (m_dicUI.TryGetValue(args[0].ToString(), out mObj))
        {
            if (args.Length > 1)
            {
                object[] margs = new object[args.Length - 1];
                Array.Copy(args, 1, margs, 0, args.Length - 1);
                mObj.ShowUI(margs);
            }
            else
            {
                mObj.ShowUI(null);
            }
        }
        else
        {
            
            GameObject go = Resources.Load<GameObject>(string.Format("Prefabs/View/{0}", args[0].ToString()));
            if (null == go)
            {
                Debug.Log(args[0].ToString() + " ui not exist ---->>>>");
            }
            else
            {
                GameObject gObj =  Instantiate(go,this.transform);
                //Instantiate(go);
                mObj = gObj.GetComponent<PinBallUIBase>();
                m_dicUI[args[0].ToString()] = mObj;

                //显示UI 传参
                if (args.Length > 1)
                {
                    object[] margs = new object[args.Length - 1];
                    Array.Copy(args, 1, margs, 0, args.Length - 1);
                    mObj.ShowUI(margs);
                }
                else
                {
                    mObj.ShowUI(null);
                }
                //设置UI显示层级
                switch (mObj.uILevel)
                {
                    case PinBallUILevel.BG:
                        gObj.transform.SetParent(BG);
                        break;
                    case PinBallUILevel.Content:
                        gObj.transform.SetParent(Content);
                        break;
                    case PinBallUILevel.Pop:
                        gObj.transform.SetParent(Pop);
                        break;
                    default:
                        break;
                }
            }
        }

        return mObj;

    }

    /// <summary>
    /// 广播UI消息  UI之间的通信
    /// </summary>
    /// <param name="args"></param>
    public void BroadcastUI(object[] args)
    {
        PinBallUIBase mObj = null;
        if (m_dicUI.TryGetValue(args[0].ToString(), out mObj))
        {
            object[] margs = new object[args.Length - 1];
            Array.Copy(args, 1, margs, 0, args.Length - 1);

            mObj.BroadcastUI(margs);
        }
    }

    /// <summary>
    /// 关闭UI
    /// </summary>
    /// <param name="args"></param>
    public void CloseUI(object[] args)
    {
        PinBallUIBase mObj = null;
        if (m_dicUI.TryGetValue(args[0].ToString(), out mObj))
        {
            mObj.HideUI();
        }
    }
    /// <summary>
    /// 销毁UI
    /// </summary>
    /// <param name="args"></param>
    public void DestroyUI(object[] args)
    {
        PinBallUIBase mObj = null;
        if (m_dicUI.TryGetValue(args[0].ToString(), out mObj))
        {
            mObj.HideUI();
            Destroy(mObj.gameObject);
            m_dicUI[args[0].ToString()] = null;
        }
    }

    /// <summary>
    /// 销毁所有UI
    /// </summary>
    public void DestroyAllUI()
    {
        foreach (var item in m_dicUI)
        {
            Destroy(item.Value.gameObject);
        }
        m_dicUI.Clear();
    }
}