/**
* @defgroup Index Index
+ * @ingroup Elementary
*
* @image html img/widget/index/preview-00.png
* @image latex img/widget/index/preview-00.eps
* Returns the last selected item, for a given index widget.
*
* @param obj The index object.
+ * @param level @c 0 or @c 1, the currently implemented levels.
* @return The last item @b selected on @p obj (or @c NULL, on errors).
*
* @ingroup Index