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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):
EventMap = { }
@staticmethod
def event(ev):
func_list = PerServiceBase.EventMap.setdefault(ev, [])
for func in func_list:
if func[0]: # with_event
func[1](ev)
else:
func[1]()
def __init__(self, navcore, eventmap, with_event=False):
self.navcore = navcore
self.eventmap = eventmap
self.poll_timer = eTimer()
self.with_event = with_event
self.poll_timer.callback.append(self.poll)
EventMap = PerServiceBase.EventMap
if not len(EventMap):
self.navcore.event.append(PerServiceBase.event)
EventMap = EventMap.setdefault
for x in eventmap.iteritems():
EventMap(x[0], []).append((with_event, x[1]))
# start with stopped state, so simulate that
evEndEntry = eventmap.get(iPlayableService.evEnd)
if evEndEntry:
if with_event:
evEndEntry(iPlayableService.evEnd)
else:
evEndEntry()
def destroy(self):
EventMap = PerServiceBase.EventMap.setdefault
for x in self.eventmap.iteritems():
EventMap(x[0], []).remove((self.with_event, x[1]))
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)
def destroy(self):
PerServiceBase.destroy(self)
GUIComponent.destroy(self)
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
def destroy(self):
PerServiceBase.destroy(self)
GUIComponent.destroy(self)
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