argument.
Iteration over things to be be displayed is then simple. It is
- started by initializing an iterator with a call to init_iterator
- (or init_string_iterator for that matter). Calls to
- get_next_display_element fill the iterator structure with relevant
- information about the next thing to display. Calls to
+ started by initializing an iterator with a call to init_iterator.
+ Calls to get_next_display_element fill the iterator structure with
+ relevant information about the next thing to display. Calls to
set_iterator_to_next move the iterator to the next thing.
Besides this, an iterator also contains information about the