+ * @SPI_ROLE_HEADER: An object that serves as a document header.
+ * @SPI_ROLE_FOOTER: An object that serves as a document footer.
+ * @SPI_ROLE_PARAGRAPH: An object which is contains a paragraph of text content.
+ * @SPI_ROLE_RULER: An object which describes margins and tab stops, etc. for text objects
+ * which it controls (should have CONTROLLER_FOR relation to such).
+ * @SPI_ROLE_APPLICATION: An object which corresponds to a desktop application,
+ * which may have children of @SPI_ROLE_FRAME or other type.
+ * @SPI_ROLE_AUTOCOMPLETE: The object is a dialog or list containing items for
+ * insertion into an entry widget, for instance a list
+ * of words for completion of a text entry.
+ * @SPI_ROLE_EDITBAR: The object is an editable text object in a toolbar
+ * @SPI_ROLE_EMBEDDED: The object is an embedded component container.
+ * This role is a "grouping" hint that the contained
+ * objects share a context which is different from the
+ * container in which this accessible is embedded.
+ * Uses: document embedding, "panel applets", etc.