category collapsing!

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   - {fileID: 21300000, guid: 8ae7d31f585b0cf4483963e20305e4f8, type: 3}
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   - undo
   - tempo-change
   - copy
+  - open-category
   - fullscreen
   - grid-snap
   - bookmark
   - add-file
   - tempo-finder
   - GameEventArrow
+  - closed_category
   - selection
   - document-signed
   - stop
@@ -107,6 +112,7 @@ SpriteAtlas:
   - wrench
   - paste
   - open-folder
+  - paint-tool
   - a-z
   - volume
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Assets/Scripts/LevelEditor/EventSelector/GameSelectionCategory.cs

@@ -2,6 +2,7 @@ using System.Collections;
 using System.Collections.Generic;
 using TMPro;
 using UnityEngine;
+using UnityEngine.UI;
 
 namespace HeavenStudio.Editor
 {
@@ -10,6 +11,20 @@ namespace HeavenStudio.Editor
         [SerializeField] private NewGameSelectionEvent _gameSelectionEventRef;
         [SerializeField] private GameObject _headerObject;
         [SerializeField] private TMP_Text _headerText;
+        [SerializeField] private Image _collapseImage;
+        [SerializeField] private Sprite _openSprite;
+        [SerializeField] private Sprite _closedSprite;
+
+        private bool _isOpen = true;
+
+        private GameSelectionCategoryManager _manager;
+
+        private List<NewGameSelectionEvent> _gameSelectionEventList = new();
+
+        public void SetMaster(GameSelectionCategoryManager manager)
+        {
+            _manager = manager;
+        }
 
         public void SetHeaderText(string text)
         {
@@ -21,12 +36,31 @@ namespace HeavenStudio.Editor
             _headerObject.SetActive(active);
         }
 
+        public bool HeaderIsActive()
+        {
+            return _headerObject.activeSelf;
+        }
+
         public void AddEvent(Minigames.GameAction action)
         {
             NewGameSelectionEvent spawnedEvent = Instantiate(_gameSelectionEventRef, transform);
             spawnedEvent.SetText(action.displayName);
             spawnedEvent.SetActiveGearIcon(action.parameters != null && action.parameters.Count > 0);
             spawnedEvent.gameObject.SetActive(true);
+            _gameSelectionEventList.Add(spawnedEvent);
+        }
+
+        public void ToggleCollapse()
+        {
+            _isOpen = !_isOpen;
+
+            _collapseImage.sprite = _isOpen ? _openSprite : _closedSprite;
+
+            foreach (var e in _gameSelectionEventList)
+            {
+                e.gameObject.SetActive(_isOpen);
+            }
+            _manager.UpdateCategoryPositions();
         }
     }
 }

Assets/Scripts/LevelEditor/EventSelector/GameSelectionCategoryManager.cs

@@ -40,6 +40,7 @@ namespace HeavenStudio.Editor
                     GameSelectionCategory spawnedCategory = Instantiate(_categoryRef, transform);
                     lastHeaderObject = spawnedCategory;
                     _categories.Add(spawnedCategory);
+                    lastHeaderObject.SetMaster(this);
 
                     if (lastHeader != string.Empty)
                     {
@@ -59,6 +60,19 @@ namespace HeavenStudio.Editor
             }
         }
 
+        public void UpdateCategoryPositions()
+        {
+            float currentY = _categoryRef.transform.localPosition.y;
+            for (int i = 0; i < _categories.Count; i++)
+            {
+                if (!_categories[i].HeaderIsActive()) currentY += _headerOffset;
+                _categories[i].transform.localPosition = new Vector3(_categories[i].transform.localPosition.x, currentY);
+
+                Canvas.ForceUpdateCanvases();
+                currentY += _spacing - _categories[i].GetComponent<RectTransform>().rect.height;
+            }
+        }
+
         public void DestroyCategories()
         {
             for (int i = 0; i < _categories.Count; i++)