lib/python/Components/Sources/RdsDecoder.py

   1 from Components.PerServiceDisplay import PerServiceBase
   2 from Components.Element import cached
   3 from enigma import iPlayableService
   4 from Source import Source
   5
   6 class RdsDecoder(PerServiceBase, Source, object):
   7         def __init__(self, navcore):
   8                 Source.__init__(self)
   9                 PerServiceBase.__init__(self, navcore,
  10                         {
  11                                 iPlayableService.evStart: self.gotEvent,
  12                                 iPlayableService.evUpdatedRadioText: self.gotEvent,
  13                                 iPlayableService.evUpdatedRtpText: self.gotEvent,
  14                                 iPlayableService.evUpdatedRassInteractivePicMask: self.gotEvent,
  15                                 iPlayableService.evEnd: self.gotEvent
  16                         }, with_event=True)
  17
  18         @cached
  19         def getDecoder(self):
  20                 service = self.navcore.getCurrentService()
  21                 return service and service.rdsDecoder()
  22
  23         decoder = property(getDecoder)
  24
  25         def gotEvent(self, what):
  26                 if what in [iPlayableService.evStart, iPlayableService.evEnd]:
  27                         self.changed((self.CHANGED_CLEAR,))
  28                 else:
  29                         self.changed((self.CHANGED_SPECIFIC, what))
  30
  31         def destroy(self):
  32                 PerServiceBase.destroy(self)
  33                 Source.destroy(self)