public override bool OnGUI()
        {
            if (!base.OnGUI())
            {
                return(true);
            }

            if (window == null)
            {
                Init();
            }

            List <Ability> abilityList = abilityDB.abilityList;

            Undo.RecordObject(this, "window");
            Undo.RecordObject(abilityDB, "AbilityDB");

            if (GUI.Button(new Rect(Math.Max(260, window.position.width - 120), 5, 100, 25), "Save"))
            {
                SetDirtyTDS();
            }

            if (!Ability_DB.UpdatedToPost_2018_3())
            {
                GUI.color = new Color(0, 1f, 1f, 1f);
                if (GUI.Button(new Rect(Math.Max(260, window.position.width - 230), 5, 100, 25), "Copy Old DB"))
                {
                    Ability_DB.CopyFromOldDB();             Select(0);
                }
                GUI.color = Color.white;
            }


            if (GUI.Button(new Rect(5, 5, 120, 25), "Create New"))
            {
                Select(NewItem());
            }
            if (abilityList.Count > 0 && GUI.Button(new Rect(130, 5, 100, 25), "Clone Selected"))
            {
                Select(NewItem(selectID));
            }

            float startX = 5; float startY = 55;

            if (minimiseList)
            {
                if (GUI.Button(new Rect(startX, startY - 20, 30, 18), ">>"))
                {
                    minimiseList = false;
                }
            }
            else
            {
                if (GUI.Button(new Rect(startX, startY - 20, 30, 18), "<<"))
                {
                    minimiseList = true;
                }
            }

            Vector2 v2 = DrawAbilityList(startX, startY, abilityList);

            startX = v2.x + 25;

            if (abilityList.Count == 0)
            {
                return(true);
            }

            Rect visibleRect = new Rect(startX, startY, window.position.width - startX - 10, window.position.height - startY - 5);
            Rect contentRect = new Rect(startX, startY, contentWidth - startY, contentHeight);

            scrollPos = GUI.BeginScrollView(visibleRect, scrollPos, contentRect);

            //float cachedX=startX;
            v2            = DrawAbilityConfigurator(startX, startY, abilityList[selectID]);
            contentWidth  = v2.x + 35;
            contentHeight = v2.y - 55;

            GUI.EndScrollView();


            if (GUI.changed)
            {
                SetDirtyTDS();
            }

            return(true);
        }