self. gtkUIManagerAddUi(object, merge.id, path, name, action = NULL, type, top)objectmerge.idgtkUIManagerNewMergeIdpathnameactionNULL to add a separator. [ allow-none ]typetopTRUE, the UI element is added before its siblings, otherwise it
is added after its siblings.type is GTK_UI_MANAGER_AUTO, GTK+ inserts a menuitem, toolitem or
separator if such an element can be inserted at the place determined by
path. Otherwise type must indicate an element that can be inserted at
the place determined by path.
If path points to a menuitem or toolitem, the new element will be inserted
before or after this item, depending on top.
Since 2.4