protected internal virtual void updateRootEditorEnabled(RootEditor editor)
 {
   int num = editor.isEnabled() ? 1 : 0;
   for (int index = 0; index < this.tabbedPane.getTabCount(); ++index)
   {
     if (this.tabbedPane.getComponentAt(index) == editor.getMainPanel())
     {
       this.tabbedPane.setEnabledAt(index, num != 0);
       break;
     }
   }
 }