prepare work for remix properties UI

Assets/Scripts/LevelEditor/DialogHelpers/TabsManager.cs

@@ -0,0 +1,24 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using HeavenStudio.Editor.Track;
+
+using TMPro;
+
+namespace HeavenStudio.Editor 
+{
+    public class TabsManager : MonoBehaviour
+    {
+        [SerializeField] GameObject activeContent;
+
+        public void SetActiveContent(GameObject content)
+        {
+            if (activeContent != null)
+            {
+                activeContent.SetActive(false);
+            }
+            activeContent = content;
+            activeContent.SetActive(true);
+        }
+    }
+}