rewrite ServiceEventTracker and PerServiceBase service event handle code

[enigma2.git] / lib / python / Components / PerServiceDisplay.py

diff --git a/lib/python/Components/PerServiceDisplay.py b/lib/python/Components/PerServiceDisplay.py
index cb86bd84a35603c0f0e50e54d3fe6cfa87f1d6f4..25a296f94377bdab3f5c344ff28e876adafd8acd 100644 (file)
--- a/lib/python/Components/PerServiceDisplay.py
+++ b/lib/python/Components/PerServiceDisplay.py
@@ -5,31 +5,48 @@ 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.eventmap = eventmap
                self.navcore = navcore
-               self.navcore.event.append(self.event_callback)
+               self.eventmap = eventmap
                self.poll_timer = eTimer()
-               self.poll_timer.callback.append(self.poll)
                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
-               self.event_callback(iPlayableService.evEnd)
+               evEndEntry = eventmap.get(iPlayableService.evEnd)
+               if evEndEntry:
+                       if with_event:
+                               evEndEntry(iPlayableService.evEnd)
+                       else:
+                               evEndEntry()
 
        def destroy(self):
-               self.navcore.event.remove(self.event_callback)
-
-       def event_callback(self, ev):
-               # loop up if we need to handle this event
-               func = self.eventmap.get(ev)
-               if func:
-                       # call handler
-                       if self.with_event:
-                               func(ev)
-                       else:
-                               func()
-       
+               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)