from enigma import iPlayableService
from Source import Source
+from time import time
+
class EventInfo(PerServiceBase, Source, object):
NOW = 0
NEXT = 1
Source.__init__(self)
PerServiceBase.__init__(self, navcore,
{
- iPlayableService.evStart: self.changed,
- iPlayableService.evUpdatedEventInfo: self.changed,
- iPlayableService.evEnd: self.changed
- })
+ iPlayableService.evStart: self.gotEvent,
+ iPlayableService.evUpdatedEventInfo: self.gotEvent,
+ iPlayableService.evEnd: self.gotEvent
+ }, with_event=True)
self.now_or_next = now_or_next
def getEvent(self):
- service = self.navcore.getCurrentService()
- info = service and service.info()
- return info and info.getEvent(self.now_or_next)
+ if self.cache is None:
+ service = self.navcore.getCurrentService()
+ info = service and service.info()
+ self.cache = (True, info and info.getEvent(self.now_or_next)) # we always store a tuple for negative caching
+
+ return self.cache[1]
event = property(getEvent)
+
+ def gotEvent(self, what):
+ if what in [iPlayableService.evStart, iPlayableService.evEnd]:
+ self.changed((self.CHANGED_CLEAR,))
+ else:
+ self.changed((self.CHANGED_ALL,))