X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/97c347d7218f5ec627f202f771f28a7ef5129be3..02172ca65853b9f61d46c0e5e7823ee69f203b83:/lib/python/Components/PerServiceDisplay.py

diff --git a/lib/python/Components/PerServiceDisplay.py b/lib/python/Components/PerServiceDisplay.py
index fe501052..821f6d16 100644
--- a/lib/python/Components/PerServiceDisplay.py
+++ b/lib/python/Components/PerServiceDisplay.py
@@ -3,34 +3,53 @@ from VariableText import *
 from VariableValue import *
 
 from enigma import iPlayableService
-from enigma import eLabel, eSlider
+from enigma import eLabel, eSlider, eTimer
 
-class PerServiceDisplay(GUIComponent, VariableText):
-	"""Mixin for building components which display something which changes on navigation events, for example "service name" """
-	
+class PerServiceBase(GUIComponent):
 	def __init__(self, navcore, eventmap):
 		GUIComponent.__init__(self)
-		VariableText.__init__(self)
 		self.eventmap = eventmap
 		self.navcore = navcore
 		self.navcore.event.append(self.event)
-
+		self.poll_timer = eTimer()
+		self.poll_timer.timeout.get().append(self.poll)
+		
 		# start with stopped state, so simulate that
 		self.event(iPlayableService.evEnd)
 
+	def destroy(self):
+		self.navcore.event.remove(self.event)
+
 	def event(self, ev):
 		# loop up if we need to handle this event
 		if self.eventmap.has_key(ev):
 			# call handler
 			self.eventmap[ev]()
 	
+	def enablePolling(self, interval=60000):
+		if interval:
+			self.poll_timer.start(interval)
+		else:
+			self.poll_timer.stop()
+	
+	def disablePolling(self):
+		self.enablePolling(interval=0)
+
+	def poll(self):
+		pass
+
+class PerServiceDisplay(PerServiceBase, VariableText):
+	"""Mixin for building components which display something which changes on navigation events, for example "service name" """
+	def __init__(self, navcore, eventmap):
+		VariableText.__init__(self)
+		PerServiceBase.__init__(self, navcore, eventmap)
+
 	def createWidget(self, parent):
 		# by default, we use a label to display our data.
 		g = eLabel(parent)
 		return g
 
-
-class PerServiceDisplayProgress(GUIComponent, VariableValue, PerServiceDisplay):
+class PerServiceDisplayProgress(GUIComponent, VariableValue, PerServiceBase):
 	def __init__(self, navcore, eventmap):
 		GUIComponent.__init__(self)
 		VariableValue.__init__(self)
@@ -41,9 +60,7 @@ class PerServiceDisplayProgress(GUIComponent, VariableValue, PerServiceDisplay):
 		# start with stopped state, so simulate that
 		self.event(iPlayableService.evEnd)
 
-
 	def createWidget(self, parent):
 		# by default, we use a label to display our data.
 		self.g = eSlider(parent)
 		return self.g
-	
\ No newline at end of file