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from GUIComponent import *
from VariableText import *
from enigma import pNavigation
from enigma import eLabel
class PerServiceDisplay(GUIComponent, VariableText):
"""Mixin for building components which display something which changes on navigation events, for example "service name" """
def __init__(self, navcore, eventmap):
GUIComponent.__init__(self)
VariableText.__init__(self)
self.eventmap = eventmap
self.navcore = navcore
self.navcore.event.append(self.event)
# start with stopped state, so simulate that
self.event(pNavigation.evStopService)
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 createWidget(self, parent):
# by default, we use a label to display our data.
g = eLabel(parent)
return g
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