2 object-key-undumper.cc -- implement Object_key_undumper
4 source file of the GNU LilyPond music typesetter
6 (c) 2004 Han-Wen Nienhuys <hanwen@xs4all.nl>
10 #include "object-key-undumper.hh"
12 #include "ly-smobs.icc"
14 IMPLEMENT_SMOBS(Object_key_undumper);
15 IMPLEMENT_DEFAULT_EQUAL_P(Object_key_undumper);
18 Object_key_undumper::mark_smob (SCM smob)
20 Object_key_undumper * undumper = (Object_key_undumper*) SCM_CELL_WORD_1(smob);
21 for (Int_to_key_map::const_iterator i (undumper->keys_.begin());
22 i != undumper->keys_.end(); i++)
24 scm_gc_mark ((*i).second->self_scm ());
31 Object_key_undumper::print_smob (SCM s, SCM port, scm_print_state*)
33 scm_puts ("#<Object_key_undumper>", port);
38 Object_key_undumper::Object_key_undumper ()
45 Object_key_undumper::parse_contents (SCM contents)
47 for (SCM s = contents; scm_is_pair (s); s = scm_cdr (s))
49 SCM entry = scm_car (s);
50 if (scm_car (entry) != ly_symbol2scm ("define-key"))
54 int number = scm_to_int (scm_cadr (entry));
55 SCM skey = scm_caddr (entry);
57 SCM new_key = SCM_EOL;
59 for (SCM t = skey; scm_is_pair (t); t = scm_cdr (t))
61 SCM item = scm_car (t);
62 if (scm_is_pair (item)
63 && scm_car (item) == ly_symbol2scm ("key"))
65 int index = scm_to_int (scm_cadr (item));
66 Object_key const *key = get_key (index);
67 *tail = scm_cons (key->self_scm(), SCM_EOL);
71 *tail = scm_cons (item, SCM_EOL);
73 tail = SCM_CDRLOC(*tail);
76 Object_key *k = Object_key::undump (new_key);
78 scm_gc_unprotect_object (k->self_scm());
84 Object_key_undumper::get_key (int idx)
86 Int_to_key_map::const_iterator i (keys_.find (idx));
87 assert (i != keys_.end());
92 Object_key_undumper::~Object_key_undumper()