59 lines
1.4 KiB
C#
59 lines
1.4 KiB
C#
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using System.Diagnostics;
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namespace GameBase
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{
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/// <summary>
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/// 全局对象必须继承于此。
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/// </summary>
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/// <typeparam name="T">子类类型。</typeparam>
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public abstract class Singleton<T> : ISingleton where T : Singleton<T>, new()
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{
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protected static T _instance = default(T);
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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 (null == _instance)
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{
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_instance = new T();
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_instance.Init();
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SingletonSystem.Retain(_instance);
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}
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return _instance;
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}
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}
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public static bool IsValid => _instance != null;
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protected Singleton()
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{
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#if UNITY_EDITOR
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string st = new StackTrace().ToString();
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// using const string to compare simply
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if (!st.Contains("GameBase.Singleton`1[T].get_Instance"))
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{
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UnityEngine.Debug.LogError($"请必须通过Instance方法来实例化{typeof(T).FullName}类");
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}
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#endif
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}
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protected virtual void Init()
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{
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}
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public virtual void Active()
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{
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}
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public virtual void Release()
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{
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if (_instance != null)
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{
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SingletonSystem.Release(_instance);
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_instance = null;
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}
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}
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}
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}
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