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Merged revisions 81642 via svnmerge from 

svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r81642 | brian.curtin | 2010-06-01 08:49:19 -0500 (Tue, 01 Jun 2010) | 10 lines

  Merged revisions 81640 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

  ........
    r81640 | brian.curtin | 2010-06-01 08:29:13 -0500 (Tue, 01 Jun 2010) | 3 lines

    Fix #8618. Ask the Windows mixer API if there are any playback devices
    configured before attempting to test PlaySound.
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This commit is contained in:
Brian Curtin 2010-06-01 13:52:18 +00:00
parent efafdc7d10
commit f879c7911f
1 changed files with 6 additions and 0 deletions
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6
Lib/test/test_winsound.py
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@ -6,6 +6,7 @@ support.requires('audio')
import time
import os
import subprocess
import ctypes
winsound = support.import_module('winsound')
import winreg
@ -13,6 +14,11 @@ import winreg
def has_sound(sound):
"""Find out if a particular event is configured with a default sound"""
try:
# Ask the mixer API for the number of devices it knows about.
# When there are no devices, PlaySound will fail.
if ctypes.windll.winmm.mixerGetNumDevs() is 0:
return False
key = winreg.OpenKeyEx(winreg.HKEY_CURRENT_USER,
"AppEvents\Schemes\Apps\.Default\{0}\.Default".format(sound))
value = winreg.EnumValue(key, 0)[1]