Checks if a list item has been set to be selectable via gtk_list_item_set_selectable().
Do not confuse this function with [method@Gtk.ListItem.get_selected].
%TRUE if the item is selectable
See Implementation
Checks if a list item has been set to be selectable via gtk_list_item_set_selectable().
Do not confuse this function with [method@Gtk.ListItem.get_selected].