From 1befb838a31f5c3541e6c3ae79c0c2f92d56de6d Mon Sep 17 00:00:00 2001
From: hanwen <hanwen>
Date: Fri, 29 Jul 2005 11:58:48 +0000
Subject: [PATCH] * notation.py (Notation.change_duration_log): duration logs
 of all notes.

* music.py (ClefEvent.__init__): add
(NoteEvent.ly_expression): add
(Music.has_children): new method.
---
 ChangeLog   |  3 +++
 music.py    |  2 ++
 notation.py | 10 +++++++---
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index e188fcc520..c4e90c10d1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2005-07-29  Han-Wen Nienhuys  <hanwen@xs4all.nl>
 
+	* notation.py (Notation.change_duration_log): duration logs of all
+	notes.
+
 	* ikebana.py (NotationApplication.tree_selection_changed): new
 	function.
 
diff --git a/music.py b/music.py
index 4db0b8e26a..cd804b3c4a 100644
--- a/music.py
+++ b/music.py
@@ -258,6 +258,8 @@ class Event(Music):
 class ArpeggioEvent(Music):
 	def name (self):
 		return 'ArpeggioEvent'
+	def ly_expression (self):
+		return '\\arpeggio'
 	
 class RhythmicEvent(Event):
 	def __init__ (self):
diff --git a/notation.py b/notation.py
index 457dd14ee9..b06513765a 100644
--- a/notation.py
+++ b/notation.py
@@ -401,15 +401,19 @@ class Notation:
         if ( self.music_cursor.name() == 'NoteEvent'
              or self.music_cursor.name() == 'RestEvent'):
 
+            m = self.music_cursor
             dur = self.music_cursor.duration
             dl = dur.duration_log
             dl += dir
-            if dl <= 6 and dl >= -2:
-                dur.duration_log = dl
+            if dl > 6 and dl < -2:
+                return None
+
+            evs = [x for x in m.parent.elements if x.name() in ('NoteEvent', 'RestEvent')]
+            for e in evs:
+                e.duration.duration_log = dl
                 
             self.touch_document ()
 
-
     def ensure_note (self):
         if self.music_cursor.name() == 'RestEvent':
             m = self.music_cursor
-- 
2.39.5