using UnityEngine;
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public class SingletonMonobehaviour<T> : MonoBehaviour where T : MonoBehaviour
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{
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private static volatile T s_Instance = null;
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private static object s_Root = new object();
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public static T Instance
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{
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get
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{
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if (s_Instance == null)
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{
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lock (s_Root)
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{
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T[] _instances = (T[])FindObjectsOfType(typeof(T));
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string _name = typeof(T).Name;
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if (_instances != null)
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{
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for (var i = 0; i < _instances.Length; i++)
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{
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Destroy(_instances[i].gameObject);
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//Debug.Log("销毁了: " + _name);
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}
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}
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//Debug.Log("创建了: " + _name);
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GameObject _go = new GameObject();
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_go.name = _name;
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s_Instance = _go.AddComponent<T>();
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DontDestroyOnLoad(_go);
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}
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}
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return s_Instance;
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}
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}
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public static bool IsValid()
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{
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return s_Instance != null;
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}
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protected virtual void OnDestroy()
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{
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// Debug.Log("执行了销毁");
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s_Instance = null;
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}
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}
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