C#之单例写法

最新推荐文章于 2025-07-08 23:00:46 发布

itsxwz

最新推荐文章于 2025-07-08 23:00:46 发布

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分类专栏： ISpace

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非继承MonoBehaviour单例

    public abstract class Singleton<T> where T : new() {
        private static T _instance;
        private static readonly object locker = new object();

        public static T Ins {
            get {
                if(_instance == null) {
                    lock(locker) {
                        if(_instance == null) {
                            _instance = new T();
                        }
                    }
                }
                return _instance;
            }
            private set { }
        }
    }

继承MonoBehaviour单例

public class PathHelper : MonoBehaviour {
    private static PathHelper _instance = null;
    private PathHelper() { }
    public static PathHelper Ins {
        get {
            return _instance;
        }
        private set {}
    }

    void Awake() {
        if(_instance != null) {
            DestroyImmediate(gameObject);
        } else {
            _instance = this;
        }
        DontDestroyOnLoad(gameObject);
    }
}