mode_tree_item
struct mode_tree_item {
struct mode_tree_item *, void *, uint64_t, const char *,
void mode_tree_draw_as_parent(struct mode_tree_item *);
void mode_tree_no_tag(struct mode_tree_item *);
void mode_tree_align(struct mode_tree_item *, int);
void mode_tree_remove(struct mode_tree_data *, struct mode_tree_item *);