private void prepareRenderer(boolean visible, MyNode node, @Nullable UnnamedConfigurable configurable, boolean selected) {
      myRenderInfo = null;
      if (visible) {
        ConfigurableTreeRenderer renderer = node.getRenderer();
        if (renderer != null) {
          if (configurable instanceof ConfigurableWrapper) {
            configurable = ((ConfigurableWrapper)configurable).getRawConfigurable();
          }
          myRenderInfo = renderer.getDecorator(myTree, configurable, selected);
        }
      }
    }
private void prepareRenderer(boolean visible, MyNode node, @Nullable UnnamedConfigurable configurable, boolean selected)