public static void WindowUndo(SpreadSheetConvertToolWindow win, string text)
 {
     if (win != null)
     {
         Undo.RecordObject(win, text);
     }
 }
 private static void Open()
 {
     IsInitialized         = false;
     win                   = GetWindow <SpreadSheetConvertToolWindow>();
     win.titleContent.text = WindowHelper.WINDOW_TITLE;
     win.minSize           = WindowHelper.WINDOW_SIZE;
     win.Show();
 }