X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fauto-change-iterator.cc;h=ade8303e0d75a5cdc639799fa58bcee6d617b541;hb=08b2a48bdd102e2e53b4eafaf8bdc4726e4f1119;hp=bc589b25bb1dc8e0f80386209a5b7c88f9ed2d5d;hpb=64313890b232c731d432e5b096f30bffc3f3756d;p=lilypond.git

diff --git a/lily/auto-change-iterator.cc b/lily/auto-change-iterator.cc
index bc589b25bb..ade8303e0d 100644
--- a/lily/auto-change-iterator.cc
+++ b/lily/auto-change-iterator.cc
@@ -22,11 +22,11 @@ protected:
   virtual void do_quit ();
   virtual void construct_children ();
   virtual void process (Moment);
-  std::vector<Pitch> pending_pitch (Moment) const;
+  vector<Pitch> pending_pitch (Moment) const;
 private:
   SCM split_list_;
   Direction where_dir_;
-  void change_to (Music_iterator *, SCM, std::string);
+  void change_to (Music_iterator *, SCM, string);
   Moment start_moment_;
 
   Context_handle up_;
@@ -35,7 +35,7 @@ private:
 
 void
 Auto_change_iterator::change_to (Music_iterator *it, SCM to_type_sym,
-				 std::string to_id)
+				 string to_id)
 {
   Context *current = it->get_outlet ();
   Context *last = 0;
@@ -58,27 +58,30 @@ Auto_change_iterator::change_to (Music_iterator *it, SCM to_type_sym,
 
   if (current && current->id_string () == to_id)
     {
-      std::string msg;
+      string msg;
       msg += _f ("can't change, already in translator: %s", to_id);
     }
 
   if (current)
-    if (last)
-      {
-	Context *dest
-	  = it->get_outlet ()->find_create_context (to_type_sym, to_id, SCM_EOL);
-	current->remove_context (last);
-	dest->add_context (last);
-      }
-    else
-      {
-	/*
-	  We could change the current translator's id, but that would make
-	  errors hard to catch
-
-	*/
-      }
-  else;
+    {
+      if (last)
+	{
+	  Context *dest
+	    = it->get_outlet ()->find_create_context (to_type_sym, to_id, SCM_EOL);
+	  
+	  send_stream_event (last, "ChangeParent", get_music ()->origin (),
+			       ly_symbol2scm ("context"), dest->self_scm ());
+	}
+      else
+	{
+	  /*
+	    We could change the current translator's id, but that would make
+	    errors hard to catch
+
+	  */
+	  ;
+	}
+    }
 }
 
 void
@@ -88,6 +91,8 @@ Auto_change_iterator::process (Moment m)
 
   Moment now = get_outlet ()->now_mom ();
   Moment *splitm = 0;
+  if (start_moment_.main_part_.is_infinity () && start_moment_ < 0)
+    start_moment_ = now;
 
   for (; scm_is_pair (split_list_); split_list_ = scm_cdr (split_list_))
     {
@@ -101,7 +106,7 @@ Auto_change_iterator::process (Moment m)
       if (d && d != where_dir_)
 	{
 	  where_dir_ = d;
-	  std::string to_id = (d >= 0) ? "up" : "down";
+	  string to_id = (d >= 0) ? "up" : "down";
 	  change_to (child_iter_,
 		     ly_symbol2scm ("Staff"),
 		     to_id);