public void Clear()
        {
            m_Owner = null;
            m_TreeViewNeededEvent = null;
            m_SelectionEvent      = null;

            m_DoubleClickedEvent = null;
            m_OriginalSelectedID = 0;
            m_UserData           = 0;

            m_TreeView          = null;
            m_TreeViewState     = null;
            m_ErrorCounter      = 0;
            m_FocusSearchFilter = false;

            m_Debounce?.Dispose();
            m_Debounce = null;
        }
        void OnDisable()
        {
            NotifySelectorClosed(false);
            if (m_ListArea != null)
            {
                m_StartGridSize.value = m_ListArea.gridSize;
            }

            if (s_SharedObjectSelector == this)
            {
                s_SharedObjectSelector = null;
            }
            if (m_EditorCache != null)
            {
                m_EditorCache.Dispose();
            }

            AssetPreview.ClearTemporaryAssetPreviews();
            HierarchyProperty.ClearSceneObjectsFilter();
            m_Debounce?.Dispose();
            m_Debounce = null;
        }