+from Components.PerServiceDisplay import PerServiceBase
+from Components.Element import cached
+from enigma import iPlayableService
+from Source import Source
+
+class RadioText(PerServiceBase, Source, object):
+ def __init__(self, navcore):
+ Source.__init__(self)
+ PerServiceBase.__init__(self, navcore,
+ {
+ iPlayableService.evStart: self.gotEvent,
+ iPlayableService.evUpdatedRadioText: self.gotEvent,
+ iPlayableService.evEnd: self.gotEvent
+ }, with_event=True)
+
+ @cached
+ def getText(self):
+ service = self.navcore.getCurrentService()
+ info = service and service.radioText()
+ return info and info.getRadioText()
+
+ radiotext = property(getText)
+
+ def gotEvent(self, what):
+ if what in [iPlayableService.evStart, iPlayableService.evEnd]:
+ self.changed((self.CHANGED_CLEAR,))
+ else:
+ self.changed((self.CHANGED_ALL,))