게임 진입 지점 UI 추가

Gameton-06/Assets/Gameton/Scripts/Common/UIBase.cs

@@ -1,19 +1,29 @@
 using System.Collections;
 using System.Collections.Generic;
 using UnityEngine;
+using UnityEngine.EventSystems;
 
 namespace TON
 {
     public class UIBase : MonoBehaviour
     {
-        public Object eventSystem;
+        private static EventSystem globalEventSystem;
+
         public virtual void Show()
         {
-            // eventSystem이 현재 씬에 존재하지 않는 경우 
-            if (eventSystem == null)
+            // 🔹 실행 중인 모든 씬에서 EventSystem 확인 (DontDestroyOnLoad 포함)
+            if (globalEventSystem == null)
             {
-                // UI EventSystem 정상 동작 되도록 GameObject Load
-                eventSystem = Instantiate(Resources.Load("EventSystem/Prefabs/TON.EventSystem"));
+                globalEventSystem = FindExistingEventSystem();
+                if (globalEventSystem == null)
+                {
+                    // 🔹 없으면 새로운 EventSystem 생성
+                    GameObject obj = Instantiate(Resources.Load<GameObject>("EventSystem/Prefabs/TON.EventSystem"));
+                    globalEventSystem = obj.GetComponent<EventSystem>();
+
+                    // 🔹 새로 만든 EventSystem을 DontDestroyOnLoad로 유지
+                    DontDestroyOnLoad(obj);
+                }
             }
 
             gameObject.SetActive(true);
@@ -23,5 +33,12 @@ namespace TON
         {
             gameObject.SetActive(false);
         }
+
+        private EventSystem FindExistingEventSystem()
+        {
+            // 🔹 모든 씬을 포함하여 EventSystem 검색 (씬 이동해도 유지되는 객체 포함)
+            EventSystem[] eventSystems = Resources.FindObjectsOfTypeAll<EventSystem>();
+            return eventSystems.Length > 0 ? eventSystems[0] : null;
+        }
     }
 }