QuickCopy & fix NoteEffects

Assets/Scripts/EditorGame/GameElements/GameElement.cs

@@ -161,6 +161,26 @@ namespace Ichni.RhythmGame
                 submodule.SetUpInspector();
             }
         }
+
+        /// <summary>
+        /// 获取自身和所有子GameElement
+        /// </summary>
+        public List<GameElement> GetAllGameElementsFromThis()
+        {
+            void GetAllChildrenRecursively(GameElement parent, List<GameElement> elements)
+            {
+                foreach (var child in parent.childElementList)
+                {
+                    elements.Add(child);
+                    GetAllChildrenRecursively(child, elements);
+                }
+            }
+            
+            List<GameElement> gameElements = new List<GameElement> { this };
+            GetAllChildrenRecursively(this, gameElements);
+
+            return gameElements;
+        }
     }
     
     namespace Beatmap