Position manager object that handles placement of items.
Since 1.23
@property position_manager @beta { get {} set {} values { position_manager: Efl.Ui.Position_Manager.Entity; } }
Efl_Ui_Position_Manager_Entity *efl_ui_collection_position_manager_get(const Eo *obj); void efl_ui_collection_position_manager_set(Eo *obj, Efl_Ui_Position_Manager_Entity *position_manager);