[gcompris] instruments activity: now the background music is muted when entering this activity.

[Bruno Coudoin <bcoudoin src gnome org>]

commit 81e7bc62a48e9481f7495b0393dc5a723b1c4c3a
Author: Bruno Coudoin <bruno coudoin free fr>
Date:   Tue Dec 27 18:31:15 2011 +0100

    instruments activity: now the background music is muted when entering this activity.

 src/findit-activity/findit.py               |    7 +++++++
 src/instruments-activity/instruments.xml.in |    2 +-
 2 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/src/findit-activity/findit.py b/src/findit-activity/findit.py
index 1b6601c..b0188f0 100644
--- a/src/findit-activity/findit.py
+++ b/src/findit-activity/findit.py
@@ -66,6 +66,10 @@ class Gcompris_findit:
       if not data:
         return
 
+      if self.gcomprisBoard.mode == "nobackgroundmusic":
+        # pause the bg music
+        gcompris.sound.pause()
+
       self.gcomprisBoard.level = 1
       self.gcomprisBoard.maxlevel = self.dataset.number_of_level()
       self.gcomprisBoard.sublevel = 1;
@@ -81,6 +85,9 @@ class Gcompris_findit:
       self.rootitem.remove()
       self.rootitem = None
 
+      if self.gcomprisBoard.mode == "nobackgroundmusic":
+        gcompris.sound.resume()
+
   def repeat(self):
     self.play_audio_question(self.datasetlevel.question_audio, self.object_target)
 
diff --git a/src/instruments-activity/instruments.xml.in b/src/instruments-activity/instruments.xml.in
index 2f6cf85..ed4216e 100644
--- a/src/instruments-activity/instruments.xml.in
+++ b/src/instruments-activity/instruments.xml.in
@@ -4,7 +4,7 @@
 	 name="instruments"
 	 type="python:findit"
 	 section="/discovery/sound_group"
-	 mode="*"
+	 mode="nobackgroundmusic"
 	 difficulty="4"
 	 icon="instruments.svg"
 	 author="Sylvain Dechy (syl 1 free fr)"