-class SubservicesQuickzap(InfoBarShowHide, InfoBarMenu, InfoBarServiceName, InfoBarInstantRecord, InfoBarSeek, InfoBarTimeshift, InfoBarTimeshiftState, InfoBarExtensions, InfoBarSubtitleSupport, InfoBarAudioSelection, Screen):
+class SubservicesQuickzap(InfoBarBase, InfoBarShowHide, InfoBarMenu, \
+ InfoBarInstantRecord, InfoBarSeek, InfoBarTimeshift, \
+ InfoBarTimeshiftState, InfoBarExtensions, InfoBarSubtitleSupport, \
+ InfoBarAudioSelection, Screen):
+