[gcompris] lang: now play the sounds in interrupt mode, better user experience.

[Bruno Coudoin <bcoudoin src gnome org>]

commit 0b2adb1bb7df262e4dcd45ae03b059b68f5af5e0
Author: Bruno Coudoin <bruno coudoin free fr>
Date:   Sun Jan 29 19:22:22 2012 +0100

    lang: now play the sounds in interrupt mode, better user experience.

 src/lang-activity/lang.py |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/src/lang-activity/lang.py b/src/lang-activity/lang.py
index 1020fc6..4954fc2 100644
--- a/src/lang-activity/lang.py
+++ b/src/lang-activity/lang.py
@@ -80,6 +80,8 @@ class Gcompris_lang:
 
   def start(self):
     print "lang start"
+    self.saved_policy = gcompris.sound.policy_get()
+    gcompris.sound.policy_set(gcompris.sound.PLAY_AND_INTERRUPT)
 
     # init config to default values
     self.config_dict = self.init_config()
@@ -125,6 +127,7 @@ class Gcompris_lang:
     self.displayLesson( self.currentLesson )
 
   def end(self):
+    gcompris.sound.policy_set(self.saved_policy)
     if self.currentExercise:
       self.currentExercise.stop()
     # Remove the root item removes all the others inside it