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from GUIComponent import GUIComponent
from VariableText import VariableText
from VariableValue import VariableValue
from enigma import iPlayableService
from enigma import eLabel, eSlider, eTimer
class PerServiceBase(object):
def __init__(self, navcore, eventmap, with_event=False):
self.eventmap = eventmap
self.navcore = navcore
self.navcore.event.append(self.event_callback)
self.poll_timer = eTimer()
self.poll_timer.callback.append(self.poll)
self.with_event = with_event
# start with stopped state, so simulate that
self.event_callback(iPlayableService.evEnd)
def destroy(self):
self.navcore.event.remove(self.event_callback)
def event_callback(self, ev):
# loop up if we need to handle this event
if self.eventmap.has_key(ev):
# call handler
if self.with_event:
self.eventmap[ev](ev)
else:
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, GUIComponent):
"""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)
PerServiceBase.__init__(self, navcore, eventmap)
GUI_WIDGET = eLabel
class PerServiceDisplayProgress(PerServiceBase, VariableValue, GUIComponent):
def __init__(self, navcore, eventmap):
GUIComponent.__init__(self)
VariableValue.__init__(self)
PerServiceBase.__init__(self, navcore, eventmap)
self.eventmap = eventmap
self.navcore = navcore
self.navcore.event.append(self.event)
# start with stopped state, so simulate that
self.event(iPlayableService.evEnd)
GUI_WIDGET = eSlider
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