for x in InfoBarVolumeControl, InfoBarShowHide, InfoBarPowerKey, InfoBarMenu, InfoBarServiceName, InfoBarPVR, InfoBarAudioSelection:
x.__init__(self)
for x in InfoBarVolumeControl, InfoBarShowHide, InfoBarPowerKey, InfoBarMenu, InfoBarServiceName, InfoBarPVR, InfoBarAudioSelection:
x.__init__(self)