Moves @iter in @store to the position after @position. Note that this function only works with unsorted stores. If @position is %NULL, @iter will be moved to the start of the list.
A #GtkTreeIter.
A #GtkTreeIter or %NULL.
2.2
See Implementation
Moves @iter in @store to the position after @position. Note that this function only works with unsorted stores. If @position is %NULL, @iter will be moved to the start of the list.