-class PerServiceDisplay(GUIComponent, VariableText):
- """Mixin for building components which display something which changes on navigation events, for example "service name" """
+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.timeout.get().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]()