Generic Based Singleton for MonoBehaviours完全版(？)
Unity3D/Script / 2014. 3. 5. 10:43
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 | using UnityEngine;public abstract class MonoSingleton<T> : MonoBehaviour where T : MonoSingleton<T>{ static T m_Instance = null; public static T instance { get { if( m_Instance != null ) { return m_Instance; } System.Type type = typeof(T); T instance = GameObject.FindObjectOfType(type) as T; if( instance == null ) { string typeName = type.ToString(); GameObject gameObject = new GameObject( typeName, type ); instance = gameObject.GetComponent<T>(); if( instance == null ) { Debug.LogError("Problem during the creation of " + typeName,gameObject ); } } else { Initialize(instance); } return m_Instance; } } static void Initialize(T instance) { if( m_Instance == null ) { m_Instance = instance; m_Instance.OnInitialize(); } else if( m_Instance != instance ) { DestroyImmediate( instance.gameObject ); } } static void Destroyed(T instance) { if( m_Instance == instance ) { m_Instance.OnFinalize(); m_Instance = null; } } public virtual void OnInitialize() {} public virtual void OnFinalize() {} void Awake() { Initialize( this as T ); } void OnDestroy() { Destroyed( this as T ); } void OnApplicationQuit() { Destroyed( this as T ); }} |
使い方は
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | using UnityEngine;using System.Collections;public class TestSingleton : MonoSingleton<TestSingleton>{ public override void OnInitialize() { Debug.Log ( "TestSingleton#OnInitialize" ); } public override void OnFinalize() { Debug.Log ( "TestSingleton#OnFinalize" ); }} |
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