UI框架开发中

Assets/Scripts/Runtime/SingletonMono.cs

@@ -0,0 +1,29 @@
+using UnityEngine;
+
+public class SingletonMono<T> : MonoBehaviour where T : MonoBehaviour
+{
+    private static T _instance;
+    private static readonly object _lock = new object();
+    public static T Inst
+    {
+        get
+        {
+            lock (_lock)
+            {
+                if (_instance == null)
+                {
+                    _instance = FindAnyObjectByType<T>();
+
+                    if (_instance == null)
+                    {
+                        GameObject singletonObject = new GameObject(typeof(T).Name);
+                        DontDestroyOnLoad(singletonObject);
+                        _instance = singletonObject.AddComponent<T>();
+                        Debug.Log($"实例化{singletonObject.name}");
+                    }
+                }
+                return _instance;
+            }
+        }
+    }
+}