Unity3d游戏开发框架-UI管理类 UIManager

来源：互联网发布：z8300刷 linux 编辑：程序博客网时间：2024/05/16 07:01

原文链接：http://blog.csdn.net/u013108312/article/details/52355425
新建一个文件夹：UIMgr
新建2个C#脚本：BaseUI.cs UIMgr.cs
里面的UIMgr.cs继承了EventNode。EventNode在前面有讲，这里重新给出一下。
IResLoadListener.cs接口，资源加载回调

using UnityEngine;using System.Collections;public class BaseUI : MonoBehaviour {    /// <summary>    /// 当前界面名称    /// </summary>    [HideInInspector]    public string UIName;    private Transform mTransform;    public Transform CacheTransform    {        get        {            if (mTransform == null) mTransform = this.transform;            return mTransform;        }    }    private GameObject mGo;    public GameObject CacheGameObject    {        get        {            if (mGo == null) mGo = this.gameObject;            return mGo;        }    }    /// <summary>    /// 显示当前UI    /// </summary>    /// <param name="param">附加参数</param>    public void Show(object param = null)    {        CacheGameObject.SetActive(true);    }    /// <summary>    /// 隐藏当前界面    /// </summary>    public void Hide()    {        CacheGameObject.SetActive(false);    }    /// <summary>    /// 绑定脚本并且激活游戏物体会调用的方法    /// </summary>    void Awake()     {        OnAwake();    }    /// <summary>    /// 初始化UI主要用于寻找组件等    /// </summary>    public void UIInit()    {        OnInit();    }    /// <summary>    /// 显示当前界面    /// </summary>    /// <param name="param">附加参数</param>    protected virtual void OnShow(object param){ }    /// <summary>    /// 隐藏当前界面    /// </summary>    protected virtual void OnHide() { }    /// <summary>    /// 初始化当前界面    /// </summary>    protected virtual void OnInit() { }    protected virtual void OnAwake() { }    /// <summary>    /// 删除当前UI     /// </summary>    protected virtual void OnDestroy() { }}

using UnityEngine;using System.Collections;using System.Collections.Generic;public class EventNode : MonoBehaviour{    /// <summary>    /// 节点优先级    /// </summary>    public int EventNodePriority { set; get; }    /// <summary>    /// 所有消息集合    /// </summary>    private Dictionary<int, List<IEventListener>> mListeners = new Dictionary<int, List<IEventListener>>();    /// <summary>    /// 消息节点    /// </summary>    private List<EventNode> mNodeList = new List<EventNode>();    /// <summary>    /// 挂载一个消息节点到当前节点上    /// </summary>    /// <param name="node">消息节点</param>    /// <returns>如果当前节点里面已经包含要添加的这个节点那么返回false</returns>    public bool AttachEventNode(EventNode node)    {        if (node == null)        {            return false;        }        if (mNodeList.Contains(node))        {            return false;        }        int pos = 0;        for (int i = 0; i < mNodeList.Count;i++ )        {            if (node.EventNodePriority > mNodeList[i].EventNodePriority)            {                break;            }            pos++;        }        mNodeList.Insert(pos,node);        return true;    }    /// <summary>    /// 卸载一个消息节点    /// </summary>    /// <param name="node">消息节点</param>    /// <returns>如果节点不存在那么返回false</returns>    public bool DetachEventNode(EventNode node)    {        if (!mNodeList.Contains(node))        {            return false;        }        mNodeList.Remove(node);        return true;    }    /// <summary>    /// 挂载一个消息监听器到当前的消息节点    /// </summary>    /// <param name="key">消息ID</param>    /// <param name="listener">消息监听器</param>    /// <returns>当前消息节点已经挂载了这个消息监听器那么返回false</returns>    public bool AttachEventListener(int key,IEventListener listener)    {        if (listener == null)        {            return false;        }        if (!mListeners.ContainsKey(key))        {            mListeners.Add(key,new List<IEventListener>() { listener });            return true;        }        if (mListeners[key].Contains(listener))        {            return false;        }        int pos = 0;        for (int i = 0;i< mListeners[key].Count;i++ )        {            if (listener.EventPriority() > mListeners[key][i].EventPriority())            {                break;            }            pos++;        }        mListeners[key].Insert(pos,listener);        return true;    }    /// <summary>    /// 卸载一个消息节点    /// </summary>    /// <returns>如果当前消息节点不存在那么返回false</returns>    public bool DetachEventListener(int key,IEventListener listener)    {       if (mListeners.ContainsKey(key) && mListeners[key].Contains(listener))       {           mListeners[key].Remove(listener);           return true;       }       return false;    }    public void SendEvent(int key,object param1 = null,object param2 = null)    {        DispatchEvent(key, param1, param2);    }    /// <summary>    /// 派发消息到子消息节点以及自己节点下的监听器上    /// </summary>    /// <param name="key">消息ID</param>    /// <param name="param1"></param>    /// <param name="param2"></param>    /// <returns>如果中断消息返回true</returns>    private bool DispatchEvent(int key,object param1,object param2)    {        for (int i = 0; i < mNodeList.Count;i++ )        {            if (mNodeList[i].DispatchEvent(key, param1, param2)) return true;        }        return TriggerEvent(key, param1, param2);    }    /// <summary>    /// 消息触发    /// </summary>    /// <param name="key">消息id</param>    /// <param name="param1"></param>    /// <param name="param2"></param>    /// <returns>是否中断</returns>    private bool TriggerEvent(int key,object param1,object param2)    {        if (!this.gameObject.activeSelf || !this.gameObject.activeInHierarchy || !this.enabled)        {            return false;        }        if (!mListeners.ContainsKey(key))        {            return false;        }        List<IEventListener> listeners = mListeners[key];        for (int i = 0; i < listeners.Count; i++)        {            if (listeners[i].HandleEvent(key, param1, param2)) return true;        }        return false;    }   void OnApplicationQuit()    {        mListeners.Clear();        mNodeList.Clear();    }}

新建接口 IResLoadListener .cs

using UnityEngine;using System.Collections;/// <summary>/// 资源加载回调/// </summary>public interface IResLoadListener  {    void Finish(object asset);    void Failure();}

新建一个类UIMgr .cs继承EventNode

using UnityEngine;using System.Collections;using System;using System.Collections.Generic;public class UIMgr : EventNode {    private static UIMgr mInstance;    public static UIMgr Instance    {        get        {            return mInstance;        }    }    /// <summary>    /// 所有UI    /// </summary>    private Dictionary<string, BaseUI> mDicUI = new Dictionary<string, BaseUI>();    /// <summary>    /// 添加一个UI    /// </summary>    /// <param name="ui"></param>    public void AddUI(BaseUI ui)    {        if (ui != null)        {            mDicUI[ui.UIName] = ui;        }    }    /// <summary>    /// 移除一个UI    /// </summary>    /// <param name="ui"></param>    public void RemoveUI(BaseUI ui)    {        if (ui != null && mDicUI.ContainsKey(ui.UIName))        {            mDicUI.Remove(ui.UIName);        }    }    /// <summary>    /// 所有命令集合    /// </summary>    public List<Command> cmdList = new List<Command>();    internal Transform UIROOT = null;    void Awake()     {        UIROOT = this.transform.FindChild("UIRoot");        mInstance = this;        DontDestroyOnLoad(this.gameObject);    }    #region 创建UI    /// <summary>    /// 创建UI    /// </summary>    /// <param name="uiName">UI名称</param>    /// <param name="type">要绑定的脚本</param>    /// <param name="listener">创建完成的回调</param>    public void CreateUI(string uiName, Type type, ILoadUIListener listener)    {        cmdList.Add(Command.CreateCmd(type,uiName,listener));    }    /// <summary>    /// 创建UI的实体部分    /// </summary>    /// <param name="cmd">命令</param>    private void _Create(Command cmd)    {        BaseUI ui= null;        mDicUI.TryGetValue(cmd.uiName, out ui);        if (ui != null)        {            if (cmd.listener != null) cmd.listener.FiniSh(ui);        }        else        {            ResMgr.Instance.Load(cmd.uiName,new LoadResFinish(cmd));        }    }    #endregion    #region 显示UI    /// <summary>    /// 显示一个UI界面  如果不存在就创建    /// </summary>    /// <param name="uiName">ui名称</param>    /// <param name="type">要绑定的脚本</param>    /// <param name="listener">如果界面不存在则会有界面加载完成后的回调</param>    /// <param name="param">要传入的参数</param>    public void ShowUI(string uiName, Type type, ILoadUIListener listener,object param = null,bool createCanCall = false)    {        BaseUI ui = null;        mDicUI.TryGetValue(uiName,out ui);        if (ui == null)        {            cmdList.Add(Command.CreateAndShowCmd(uiName,type,listener, param, createCanCall));        }        else        {            cmdList.Add(Command.ShowCmd(uiName, listener, param, createCanCall));        }    }    /// <summary>    /// 显示一个界面    /// </summary>    /// <param name="cmd"></param>    private void _ShowUI(Command cmd)    {        BaseUI ui = null;        mDicUI.TryGetValue(cmd.uiName, out ui);        if (ui != null)        {            if (cmd.listener != null)            {                cmd.listener.FiniSh(ui);            }            ui.Show();        }    }    #endregion    #region  隐藏UI    /// <summary>    /// 隐藏这个UI    /// </summary>    /// <param name="uiName"></param>    public void HideUI(string uiName)    {        cmdList.Add(Command.HideCmd(uiName));    }    private void _HideUI(Command cmd)    {        Debug.Log("_HideUI " + cmd.uiName);        BaseUI ui = null;        mDicUI.TryGetValue(cmd.uiName, out ui);        if (ui != null)        {            ui.Hide();        }    }#endregion    #region  删除UI    /// <summary>    /// 删除UI    /// </summary>    /// <param name="uiName">UI名称</param>    public void DestroyUI(string uiName)    {        cmdList.Add(Command.DestroyCmd(uiName));    }    private void _DestroyUI(Command cmd)    {        BaseUI ui = null;        mDicUI.TryGetValue(cmd.uiName, out ui);        if (ui != null)        {            mDicUI.Remove(ui.UIName);            Destroy(ui.CacheGameObject);        }    }    #endregion    // Update is called every frame, if the MonoBehaviour is enabled.    void Update()     {        if (cmdList.Count > 0)        {            Command tempCmd = null;            tempCmd = cmdList[0];            if (tempCmd == null)            {                cmdList.RemoveAt(0);            }            else            {                switch(tempCmd.cmdType)                {                    case Command.CmdType.CreateAndShow:                        _Create(tempCmd);                        break;                    case Command.CmdType.Create:                        _Create(tempCmd);                        break;                    case Command.CmdType.Destroy:                        _DestroyUI(tempCmd);                        break;                    case Command.CmdType.Hide:                        _HideUI(tempCmd);                        break;                    case Command.CmdType.Show:                        _ShowUI(tempCmd);                        break;                }                cmdList.RemoveAt(0);            }        }    }    /// <summary>    /// UI资源加载完成的回调    /// </summary>    public class LoadResFinish : IResLoadListener    {        /// <summary>        /// 命令        /// </summary>        public Command cmd;        public LoadResFinish(Command _cmd)        {            cmd = _cmd;        }        public void Finish(object asset)        {            if (cmd == null)            {                return;            }            GameObject go = Instantiate<GameObject>(asset as GameObject);            go.SetActive(false);            BaseUI ui =  go.AddComponent(cmd.type) as BaseUI;            ui.UIInit();            ui.UIName = cmd.uiName;            go.gameObject.name = ui.UIName;            ui.CacheTransform.SetParent(UIMgr.Instance.UIROOT, false);            UIMgr.Instance.AddUI(ui);            if (cmd.cmdType == Command.CmdType.CreateAndShow)            {                UIMgr.Instance.ShowUI(cmd.uiName, cmd.type, cmd.listener);            }            else if (cmd.createCanCall && cmd.listener != null)            {                cmd.listener.FiniSh(ui);            }        }        public void Failure()        {            if (cmd.createCanCall && cmd.listener != null)            {                cmd.listener.Failure();            }        }    }    /// <summary>    /// 界面加载回调    /// </summary>    public interface ILoadUIListener    {        void FiniSh(BaseUI ui);        void Failure();    }    /// <summary>    /// 操作UI命令集    /// </summary>    public class Command    {        /// <summary>        /// 命令类型        /// </summary>        public enum CmdType        {            /// <summary>            /// 创建            /// </summary>            CreateAndShow,            /// <summary>            /// 创建            /// </summary>            Create,            /// <summary>            /// 显示或者刷新            /// </summary>            Show,            /// <summary>            /// 隐藏            /// </summary>            Hide,            /// <summary>            /// 删除            /// </summary>            Destroy,        }        /// <summary>        /// UI名称        /// </summary>        public string uiName;        /// <summary>        /// 要绑定的脚本        /// </summary>        public Type type;        /// <summary>        /// 加载完成之后的回调        /// </summary>        public ILoadUIListener listener;        /// <summary>        /// 要传入的数据        /// </summary>        public object param;        /// <summary>        /// 命令类型        /// </summary>        public CmdType cmdType;        /// <summary>        /// 创建时候需要回调        /// </summary>        public bool createCanCall = true;        /// <summary>        /// 获取一个显示的命令        /// </summary>        /// <param name="_uiName">UI名称</param>        /// <param name="_param">要传入的参数</param>        public static Command CreateAndShowCmd(string uiName, Type type, ILoadUIListener listener, object param , bool createCanCall)        {            Command cmd = new Command(CmdType.CreateAndShow, uiName, type);            cmd.createCanCall = createCanCall;            cmd.listener = listener;            cmd.type = type;            cmd.param = param;            return cmd;        }        /// <summary>        /// 获取一个显示的命令        /// </summary>        /// <param name="_uiName">UI名称</param>        /// <param name="_param">要传入的参数</param>        public static Command ShowCmd(string _uiName,ILoadUIListener listener ,object _param, bool _createCanCall)        {            Command cmd = new Command(CmdType.Show, _uiName, _param);            cmd.createCanCall = _createCanCall;            cmd.listener = listener;            return cmd;        }        /// <summary>        /// 获取一个创建的命令        /// </summary>        /// <param name="_type">要绑定的脚本</param>        /// <param name="_listener">加载完成之后的回调</param>        public static Command CreateCmd(Type _type,string _uiName, ILoadUIListener _listener)        {            return new Command(CmdType.Create, _uiName, _type, _listener);        }        /// <summary>        /// 获取一个隐藏命令        /// </summary>        /// <param name="_uiName">要隐藏的UI名称</param>        /// <returns></returns>        public static Command HideCmd(string _uiName)        {            return new Command(CmdType.Hide, _uiName,null);        }        /// <summary>        /// 获取一个删除的命令        /// </summary>        /// <param name="_uiName">UI名称</param>        /// <returns></returns>        public static Command DestroyCmd(string _uiName)        {            return new Command(CmdType.Destroy, _uiName, null);        }        /// <summary>        /// 构造函数        /// </summary>        /// <param name="_cmdType">命令类型</param>        /// <param name="_uiName">UI名称</param>        /// <param name="_param">要传入的参数</param>        public Command(CmdType _cmdType, string _uiName, object _param)        {            uiName = _uiName;            cmdType = _cmdType;            param = _param;        }        /// <summary>        /// 构造        /// </summary>        /// <param name="_cmdType">命令类型</param>        /// <param name="_type">要绑定的脚本</param>        /// <param name="_listener">加载完成之后的回调</param>        public Command(CmdType _cmdType,string _uiName,Type _type,ILoadUIListener _listener)        {            cmdType = _cmdType;            type = _type;            listener = _listener;            uiName = _uiName;        }    }}

原文链接：http://blog.csdn.net/u013108312/article/details/52355425

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