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. Since 2.2
A GtkTreeIter.
A GtkTreeIter or NULL. [allow-none]
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. Since 2.2