1 files changed, 40 insertions, 0 deletions
diff --git a/lib/python/Components/Sources/FrontendStatus.py b/lib/python/Components/Sources/FrontendStatus.py
new file mode 100644
index 00000000..778b4363
--- /dev/null
+++ b/lib/python/Components/Sources/FrontendStatus.py
@@ -0,0 +1,40 @@
+from Source import Source
+from enigma import eTimer, iFrontendInformation
+
+class FrontendStatus(Source):
+	def __init__(self, service_source = None, frontend_source = None):
+		Source.__init__(self)
+		self.service_source = service_source
+		self.frontend_source = frontend_source
+		self.invalidate()
+		
+		self.poll_timer = eTimer()
+		self.poll_timer.timeout.get().append(self.updateFrontendStatus)
+		self.poll_timer.start(1000)
+
+	def invalidate(self):
+		self.snr = self.agc = self.ber = self.lock = None
+
+	def updateFrontendStatus(self):
+		print "update frontend status. %d downstream elements" % len(self.downstream_elements)
+		feinfo = self.getFrontendInfo()
+		if feinfo is None:
+			self.invalidate()
+		else:
+			(self.snr, self.agc, self.ber, self.lock) = \
+				[feinfo.getFrontendInfo(x) \
+					for x in [iFrontendInformation.signalPower, 
+						iFrontendInformation.signalQuality, 
+						iFrontendInformation.bitErrorRate, 
+						iFrontendInformation.lockState] ]
+
+		self.changed()
+
+	def getFrontendInfo(self):
+		if self.frontend_source:
+			return self.frontend_source()
+		elif self.service_source:
+			service = self.service_source()
+			return service and service.frontendInfo()
+		else:
+			return None