source file of the GNU LilyPond music typesetter
- (c) 1997--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ (c) 1997--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>,
+ Erik Sandberg <mandolaerik@gmail.com>
*/
#include "translator-group.hh"
-#include "output-def.hh"
-#include "warn.hh"
-#include "scm-hash.hh"
#include "context-def.hh"
#include "context.hh"
+#include "dispatcher.hh"
+#include "international.hh"
#include "main.hh"
#include "music.hh"
+#include "output-def.hh"
+#include "scm-hash.hh"
+#include "stream-event.hh"
+#include "warn.hh"
Translator_group *
Translator_group::get_daddy_translator () const
precompute_method_bindings ();
}
+void
+Translator_group::connect_to_context (Context *c)
+{
+ if (context_)
+ programming_error ("already connected to a context");
+ context_ = c;
+ c->event_source ()->add_listener (GET_LISTENER (eat_event), ly_symbol2scm ("MusicEvent"));
+}
+
void
Translator_group::finalize ()
{
return l;
}
+IMPLEMENT_LISTENER (Translator_group, eat_event);
+void
+Translator_group::eat_event (SCM sev)
+{
+ Stream_event *ev = unsmob_stream_event (sev);
+ SCM sm = ev->get_property ("music");
+ Music *m = unsmob_music (sm);
+ try_music (m);
+}
+
bool
Translator_group::try_music (Music *m)
{
if (t && t->try_music (m))
return true;
}
+
+ // We couldn't swallow the event in this context. Try parent.
+ Context *p = context ()->get_parent_context ();
+ // Global context's translator group is a dummy, so don't try it.
+ if (p->get_parent_context())
+ // ES todo: Make Translators listeners directly instead.
+ return p->implementation ()->try_music (m);
+ else
+ // We have tried all possible contexts. Give up.
+ m->origin ()->warning (_f ("junking event: `%s'", m->name ()));
return false;
}
void
Translator_group::precomputed_translator_foreach (Translator_precompute_index idx)
{
- std::vector<Translator_method_binding> &bindings (precomputed_method_bindings_[idx]);
+ vector<Translator_method_binding> &bindings (precomputed_method_bindings_[idx]);
for (vsize i = 0; i < bindings.size (); i++)
bindings[i].invoke ();
}
scm_gc_mark (me->accept_hash_table_);
return me->simple_trans_list_;
}
-