UnityEditor.LazyTreeViewDataSource.SetExpanded C# (CSharp) 메소드

        public override bool SetExpanded(int id, bool expand)
        {
            if (base.SetExpanded(id, expand))
            {
                InternalEditorUtility.expandedProjectWindowItems = base.expandedIDs.ToArray();
                return true;
            }
            return false;
        }