don't use glob
[enigma2.git] / timer.py
index 294102b7c1720789c6d1985e0e8f1e76c5897da5..1679a9b7835beeb795d74d2ec7a4aa30434d733d 100644 (file)
--- a/timer.py
+++ b/timer.py
@@ -1,5 +1,5 @@
 import bisect
-from time import *
+import time
 from enigma import *
 
 class TimerEntry:
@@ -14,81 +14,92 @@ class TimerEntry:
        StateEnded   = 3
        
        def __init__(self, begin, end):
-               self.Begin = begin
-               self.Prepare = 10
-               self.End = end
-               self.State = 0
+               self.begin = begin
+               self.prepare_time = 10
+               self.end = end
+               self.state = 0
        
        def getTime(self):
-               if self.State == 0:
-                       return self.Begin - self.Prepare
-               elif self.State == 1:
-                       return self.Begin
+               if self.state == self.StateWait:
+                       return self.begin - self.prepare_time
+               elif self.state == self.StatePrepare:
+                       return self.begin
                else:
-                       return self.End 
+                       return self.end 
        
        def __lt__(self, o):
                return self.getTime() < o.getTime()
        
        def activate(self, event):
-               print "timer %s got activated (%d)!" % (self.Description, event)
+               print "[timer.py] timer %s got activated (%d)!" % (self.description, event)
 
 class Timer:
 
+       # the time between "polls". We do this because
+       # we want to account for time jumps etc.
+       # of course if they occur <100s before starting,
+       # it's not good. thus, you have to repoll when
+       # you change the time.
+       #
+       # this is just in case. We don't want the timer 
+       # hanging. we use this "edge-triggered-polling-scheme"
+       # anyway, so why don't make it a bit more fool-proof?
        MaxWaitTime = 100
 
        def __init__(self):
-               self.TimerList = [ ]
-               self.ProcessedTimers = [ ]
+               self.timer_list = [ ]
+               self.processed_timers = [ ]
                
-               self.Timer = eTimer()
-               self.Timer.timeout.get().append(self.calcNextActivation)
+               self.timer = eTimer()
+               self.timer.timeout.get().append(self.calcNextActivation)
                
                self.calcNextActivation()
        
        def addTimerEntry(self, entry):
-               bisect.insort(self.TimerList, entry)
-               self.calcNextActivation()
+               # we either go trough Prepare/Start/End-state if the timer is still running,
+               # or skip it when it's alrady past the end.
+               if entry.end > time.time():
+                       bisect.insort(self.timer_list, entry)
+                       self.calcNextActivation()
+               else:
+                       bisect.insort(self.processed_timers, entry)
        
        def setNextActivation(self, when):
-               delay = int((when - time()) * 1000)
-               print "next activation: %d (in %d seconds)" % (when, delay)
+               delay = int((when - time.time()) * 1000)
+               print "[timer.py] next activation: %d (in %d ms)" % (when, delay)
                
-               self.Timer.start(delay, 1)
+               self.timer.start(delay, 1)
                self.next = when
 
        def calcNextActivation(self):
                self.processActivation()
        
-               min = int(time()) + self.MaxWaitTime
+               min = int(time.time()) + self.MaxWaitTime
                
                # calculate next activation point
-               if len(self.TimerList):
-                       w = self.TimerList[0].getTime()
+               if len(self.timer_list):
+                       w = self.timer_list[0].getTime()
                        if w < min:
                                min = w
                
                self.setNextActivation(min)
        
+       def timeChanged(self, timer):
+               self.timer_list.remove(timer)
+               bisect.insort(self.timer_list, timer)
+       
        def doActivate(self, w):
-               w.activate(w.State)
-               self.TimerList.remove(w)
-               w.State += 1
-               if w.State < TimerEntry.StateEnded:
-                       bisect.insort(self.TimerList, w)
+               w.activate(w.state)
+               self.timer_list.remove(w)
+               w.state += 1
+               if w.state < TimerEntry.StateEnded:
+                       bisect.insort(self.timer_list, w)
                else:
-                       bisect.insort(self.ProcessedTimers, w)
+                       bisect.insort(self.processed_timers, w)
        
        def processActivation(self):
-               t = int(time()) + 1
+               t = int(time.time()) + 1
                
                # we keep on processing the first entry until it goes into the future.
-               while len(self.TimerList) and self.TimerList[0].getTime() < t:
-                       self.doActivate(self.TimerList[0])
-
-#t = Timer()
-#base = time() + 5
-#t.addTimerEntry(TimerEntry(base+10, base+20, None, None, "test #1: 10 - 20"))
-#t.addTimerEntry(TimerEntry(base+10, base+30, None, None, "test #2: 10 - 30"))
-#t.addTimerEntry(TimerEntry(base+15, base+20, None, None, "test #3: 15 - 20"))
-#t.addTimerEntry(TimerEntry(base+20, base+35, None, None, "test #4: 20 - 35"))
+               while len(self.timer_list) and self.timer_list[0].getTime() < t:
+                       self.doActivate(self.timer_list[0])