/*
- dispatcher.cc -- implement Dispatcher
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 2005--2011 Erik Sandberg <mandolaerik@gmail.com>
- (c) 2005-2006 Erik Sandberg <mandolaerik@gmail.com>
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#include "dispatcher.hh"
#include "warn.hh"
IMPLEMENT_SMOBS (Dispatcher);
-IMPLEMENT_TYPE_P (Dispatcher, "dispatcher");
+IMPLEMENT_TYPE_P (Dispatcher, "ly:dispatcher?");
IMPLEMENT_DEFAULT_EQUAL_P (Dispatcher);
Dispatcher::~Dispatcher ()
}
int
-Dispatcher::print_smob (SCM s, SCM p, scm_print_state*)
+Dispatcher::print_smob (SCM s, SCM p, scm_print_state *)
{
Dispatcher *me = (Dispatcher *) SCM_CELL_WORD_1 (s);
scm_puts ("#<Dispatcher ", p);
SCM class_symbol = ev->get_property ("class");
if (!scm_symbol_p (class_symbol))
{
- warning (_f ("Event class should be a symbol"));
+ warning (_ ("Event class should be a symbol"));
return;
}
ev->origin ()->warning (_f ("Unknown event class %s", ly_symbol2string (class_symbol).c_str ()));
return;
}
+#if 0
bool sent = false;
+#endif
int num_classes = scm_ilength (class_list);
/*
The first step is to collect all listener lists and to initially
insert them in the priority queue.
*/
- struct { int prio; SCM list; } lists[num_classes+1];
+ struct { int prio; SCM list; } lists[num_classes + 1];
int i = 0;
for (SCM cl = class_list; scm_is_pair (cl); cl = scm_cdr (cl))
{
SCM list = scm_hashq_ref (listeners_, scm_car (cl), SCM_EOL);
if (!scm_is_pair (list))
- num_classes--;
+ num_classes--;
else
- {
+ {
// bubblesort.
int prio = scm_to_int (scm_caar (list));
- int j;
- for (j = i; j > 0 && lists[j-1].prio > prio; j--)
- lists[j] = lists[j-1];
- lists[j].prio = prio;
- lists[j].list = list;
- i++;
+ int j;
+ for (j = i; j > 0 && lists[j - 1].prio > prio; j--)
+ lists[j] = lists[j - 1];
+ lists[j].prio = prio;
+ lists[j].list = list;
+ i++;
}
}
lists[num_classes].prio = INT_MAX;
Listener *l = unsmob_listener (scm_cdar (lists[0].list));
l->listen (ev->self_scm ());
+#if 0
sent = true;
+#endif
}
// go to the next listener; bubble-sort the class list.
SCM next = scm_cdr (lists[0].list);
if (!scm_is_pair (next))
num_classes--;
int prio = (scm_is_pair (next)) ? scm_to_int (scm_caar (next)) : INT_MAX;
- for (i = 0; prio > lists[i+1].prio; i++)
- lists[i] = lists[i+1];
+ for (i = 0; prio > lists[i + 1].prio; i++)
+ lists[i] = lists[i + 1];
lists[i].prio = prio;
lists[i].list = next;
}
-/* TODO: Uncomment.
- if (!sent)
- warning (_f ("Junking event: %s", ly_symbol2string (class_symbol).c_str ()));
-*/
+#if 0
+ /* TODO: Uncomment. */
+ if (!sent)
+ warning (_f ("Junking event: %s", ly_symbol2string (class_symbol).c_str ()));
+#endif
}
void
SCM list = scm_hashq_ref (listeners_, ev_class, SCM_EOL);
if (!scm_is_pair (list))
{
- /* Tell all dispatchers that we listen to, that we want to hear ev_class
+ /* Tell all dispatchers that we listen to, that we want to hear ev_class
events */
for (SCM disp = dispatchers_; scm_is_pair (disp); disp = scm_cdr (disp))
- {
- int priority = scm_to_int (scm_cdar (disp));
- Dispatcher *d = unsmob_dispatcher (scm_caar (disp));
- d->internal_add_listener (GET_LISTENER (dispatch), ev_class, priority);
- }
+ {
+ int priority = scm_to_int (scm_cdar (disp));
+ Dispatcher *d = unsmob_dispatcher (scm_caar (disp));
+ d->internal_add_listener (GET_LISTENER (dispatch), ev_class, priority);
+ }
listen_classes_ = scm_cons (ev_class, listen_classes_);
}
- SCM entry = scm_cons (scm_int2num (priority), l.smobbed_copy ());
+ SCM entry = scm_cons (scm_from_int (priority), l.smobbed_copy ());
list = scm_merge (list, scm_list_1 (entry), ly_lily_module_constant ("car<"));
scm_hashq_set_x (listeners_, ev_class, list);
}
while (scm_is_pair (scm_cdr (e)))
if (*unsmob_listener (scm_cdadr (e)) == l && first)
{
- scm_set_cdr_x (e, scm_cddr (e));
- first = false;
- break;
+ scm_set_cdr_x (e, scm_cddr (e));
+ first = false;
+ break;
}
else
e = scm_cdr (e);
{
/* Unregister with all dispatchers. */
for (SCM disp = dispatchers_; scm_is_pair (disp); disp = scm_cdr (disp))
- {
- Dispatcher *d = unsmob_dispatcher (scm_caar (disp));
- d->remove_listener (GET_LISTENER (dispatch), ev_class);
- }
+ {
+ Dispatcher *d = unsmob_dispatcher (scm_caar (disp));
+ d->remove_listener (GET_LISTENER (dispatch), ev_class);
+ }
listen_classes_ = scm_delq_x (ev_class, listen_classes_);
}
}
return;
}
- dispatchers_ = scm_acons (disp->self_scm (), scm_int2num (priority), dispatchers_);
+ dispatchers_ = scm_acons (disp->self_scm (), scm_from_int (priority), dispatchers_);
Listener list = GET_LISTENER (dispatch);
for (SCM cl = listen_classes_; scm_is_pair (cl); cl = scm_cdr (cl))
projects / lilypond.git / blobdiff