UI换了很多，spine主视觉停用

Assets/scripts/roomSystem/playerMessagePrefab/systemMessagePrefab.prefab

@@ -1,4 +1,4 @@
-%YAML 1.1
+%YAML 1.1
 %TAG !u! tag:unity3d.com,2011:
 --- !u!1 &1769058375999623149
 GameObject:
@@ -11,6 +11,8 @@ GameObject:
   - component: {fileID: 6249172551117239467}
   - component: {fileID: 2228420748506963945}
   - component: {fileID: 9181156495103861001}
+  - component: {fileID: 8888888888888888801}
+  - component: {fileID: 8888888888888888802}
   m_Layer: 0
   m_Name: systemMessagePrefab
   m_TagString: Untagged
@@ -81,7 +83,7 @@ MonoBehaviour:
   m_MinWidth: -1
   m_MinHeight: -1
   m_PreferredWidth: -1
-  m_PreferredHeight: -1
+  m_PreferredHeight: 30
   m_FlexibleWidth: -1
   m_FlexibleHeight: -1
   m_LayoutPriority: 2
@@ -196,4 +198,3 @@ MonoBehaviour:
   m_EditorClassIdentifier: 
   m_HorizontalFit: 0
   m_VerticalFit: 2
-

Assets/scripts/roomSystem/playerMessagePrefab/worldSystemMessagePrefab.prefab

@@ -1,4 +1,4 @@
-%YAML 1.1
+%YAML 1.1
 %TAG !u! tag:unity3d.com,2011:
 --- !u!1 &1769058375999623149
 GameObject:
@@ -11,6 +11,8 @@ GameObject:
   - component: {fileID: 6249172551117239467}
   - component: {fileID: 2228420748506963945}
   - component: {fileID: 9181156495103861001}
+  - component: {fileID: 7777777777777777701}
+  - component: {fileID: 7777777777777777702}
   m_Layer: 0
   m_Name: worldSystemMessagePrefab
   m_TagString: Untagged
@@ -81,7 +83,7 @@ MonoBehaviour:
   m_MinWidth: -1
   m_MinHeight: -1
   m_PreferredWidth: -1
-  m_PreferredHeight: -1
+  m_PreferredHeight: 30
   m_FlexibleWidth: -1
   m_FlexibleHeight: -1
   m_LayoutPriority: 2
@@ -196,4 +198,3 @@ MonoBehaviour:
   m_EditorClassIdentifier: 
   m_HorizontalFit: 0
   m_VerticalFit: 2
-

Assets/scripts/roomSystem/roomDetails.cs

@@ -98,6 +98,23 @@ public class roomDetails : MonoBehaviour
     {
         _service = service;
 
+        UIBackStack.RegisterOrBump(
+            this,
+            () => this != null && gameObject != null && gameObject.activeInHierarchy,
+            () =>
+            {
+                if (_spawnedRoomRankingInstance != null)
+                {
+                    UIBackStack.Unregister(_spawnedRoomRankingInstance);
+                    Destroy(_spawnedRoomRankingInstance);
+                    _spawnedRoomRankingInstance = null;
+                    return true;
+                }
+
+                Destroy(gameObject);
+                return true;
+            });
+
         if (_service == null)
         {
             Debug.LogWarning("[roomDetails] ArenaRoomService is missing.");
@@ -172,6 +189,8 @@ public class roomDetails : MonoBehaviour
 
     private void OnDestroy()
     {
+        UIBackStack.Unregister(this);
+
         if (_service != null)
         {
             _service.OnRoomSnapshotChanged -= HandleRoomSnapshotChanged;
@@ -244,6 +263,7 @@ public class roomDetails : MonoBehaviour
 
         if (_spawnedRoomRankingInstance != null)
         {
+            UIBackStack.Unregister(_spawnedRoomRankingInstance);
             Destroy(_spawnedRoomRankingInstance);
             _spawnedRoomRankingInstance = null;
         }
@@ -1192,6 +1212,20 @@ public class roomDetails : MonoBehaviour
             }
         }
 
+        UIBackStack.RegisterOrBump(
+            _spawnedRoomRankingInstance,
+            () => _spawnedRoomRankingInstance != null && _spawnedRoomRankingInstance.activeInHierarchy,
+            () =>
+            {
+                if (_spawnedRoomRankingInstance != null)
+                {
+                    Destroy(_spawnedRoomRankingInstance);
+                    _spawnedRoomRankingInstance = null;
+                }
+
+                return true;
+            });
+
         rankingListPrefab ranking = _spawnedRoomRankingInstance.GetComponent<rankingListPrefab>();
         if (ranking == null)
         {