support for a final post-destroy value
[enigma2.git] / lib / python / Components / ServicePosition.py
index 4992e8e7f4f8185ad25146f4d28f0088de92ab5c..b496425042ca2f97a5836a04cd48bc6c058fc34f 100644 (file)
@@ -1,23 +1,25 @@
-from PerServiceDisplay import *
-from enigma import eTimer
+from PerServiceDisplay import PerServiceDisplay, PerServiceBase
+from Components.GUIComponent import GUIComponent
+from enigma import eTimer, iPlayableService, ePositionGauge
+import time
 
-
-from enigma import iPlayableService, iSeekableServicePtr
-
-class ServicePosition(PerServiceDisplay):
+class ServicePosition(PerServiceDisplay, object):
        TYPE_LENGTH = 0,
        TYPE_POSITION = 1,
-       TYPE_REMAINING = 2
+       TYPE_REMAINING = 2,
+       TYPE_RELATIVE = 3
        
        def __init__(self, navcore, type):
+               object.__init__(self)
                self.updateTimer = eTimer()
-               self.updateTimer.timeout.get().append(self.update)
+               self.updateTimer.callback.append(self.update)
                PerServiceDisplay.__init__(self, navcore,
                        {
                                iPlayableService.evStart: self.newService,
                                iPlayableService.evEnd: self.stopEvent
                        })
                self.type = type
+               self.relative_base = 0
 #              self.setType(type)
 
        def newService(self):
@@ -26,51 +28,143 @@ class ServicePosition(PerServiceDisplay):
        def setType(self, type):
                self.type = type
                
-               seek = iSeekableServicePtr()
-               service = self.navcore.getCurrentService()
-               
-               self.updateTimer.stop()
-               self.available = 0
-               
-               if service != None:
-                       seek = service.seek()
-                       if seek != None:
-                               if self.type != self.TYPE_LENGTH:
-                                       self.updateTimer.start(500)
-                               
-                               self.length = self.get(self.TYPE_LENGTH)
-                               self.available = 1
-
+               self.updateTimer.start(500)
                self.update()
        
+       def setRelative(self, rel):
+               self.relative_base = rel
+       
        def get(self, what):
                service = self.navcore.getCurrentService()
-               
-               if service != None:
-                       seek = service.seek()
-                       if seek != None:
-                               if what == self.TYPE_LENGTH:
-                                       r = seek.getLength()
-                               elif what == self.TYPE_POSITION:
-                                       r = seek.getPlayPosition()
-                               if not r[0]:
-                                       return r[1] / 90000
+               seek = service and service.seek()
+               if seek != None:
+                       if what == self.TYPE_LENGTH:
+                               r = seek.getLength()
+                       elif what == self.TYPE_POSITION:
+                               r = seek.getPlayPosition()
+                       if not r[0]:
+                               return r[1] / 90000
                
                return -1
        
        def update(self):
-               if self.available:
-                       if self.type == self.TYPE_LENGTH:
-                               l = self.length
-                       elif self.type == self.TYPE_POSITION:
-                               l = self.get(self.TYPE_POSITION)
-                       elif self.type == self.TYPE_REMAINING:
-                               l = self.length - self.get(self.TYPE_POSITION)
+               seek = None
+               service = self.navcore.getCurrentService()
+               if service != None:
+                       seek = service.seek()
+
+               if seek is not None:
+                       if self.type != self.TYPE_RELATIVE:
+                               if self.type == self.TYPE_LENGTH:
+                                       l = self.get(self.TYPE_LENGTH)
+                               elif self.type == self.TYPE_POSITION:
+                                       l = self.get(self.TYPE_POSITION)
+                               elif self.type == self.TYPE_REMAINING:
+                                       l = self.get(self.TYPE_LENGTH) - self.get(self.TYPE_POSITION)
                        
-                       self.setText("%d:%02d" % (l/60, l%60))
+                               self.setText("%d:%02d" % (l/60, l%60))
+                       else:
+                               l = self.get(self.TYPE_POSITION)
+                               if l != -1:
+                                       l += self.relative_base
+                                       try:
+                                               t = time.localtime(l)
+                                               timestr = "%2d:%02d:%02d" % (t.tm_hour, t.tm_min, t.tm_sec)
+                                       except ValueError:
+                                               timestr = ""
+                               else:
+                                       timestr = ""
+
+                               self.setText(timestr)
+                               
+                       self.updateTimer.start(500)
                else:
+                       self.updateTimer.start(10000)
                        self.setText("-:--")
        
        def stopEvent(self):
                self.updateTimer.stop()
                self.setText("");
+
+class ServicePositionGauge(PerServiceBase, GUIComponent):
+       def __init__(self, navcore):
+               GUIComponent.__init__(self)
+               PerServiceBase.__init__(self, navcore,
+                       {
+                               iPlayableService.evStart: self.newService,
+                               iPlayableService.evEnd: self.stopEvent,
+                               iPlayableService.evCuesheetChanged: self.newCuesheet
+                       })
+               self.instance = None
+               self.__seek_position = 0
+
+       def newService(self):
+               if self.get() is None:  
+                       self.disablePolling()
+               else:
+                       self.enablePolling(interval=500)
+                       self.newCuesheet()
+       
+       def get(self):
+               service = self.navcore.getCurrentService()
+               seek = service and service.seek()
+               if seek is None:
+                       return (0, 0)
+
+               len = seek.getLength()
+               pos = seek.getPlayPosition()
+               
+               if len[0] or pos[0]:
+                       return (0, 0)
+               return (len[1], pos[1])
+       
+       def poll(self):
+               data = self.get()
+               if data is None:
+                       return
+
+               if self.instance is not None:
+                       self.instance.setLength(data[0])
+                       self.instance.setPosition(data[1])
+               
+       def stopEvent(self):
+               self.disablePolling()
+
+       GUI_WIDGET = ePositionGauge
+       
+       def postWidgetCreate(self, instance):
+               self.newService()
+               self.setSeekPosition(self.__seek_position)
+       
+       def newCuesheet(self):
+               service = self.navcore.getCurrentService()
+               cue = service and service.cueSheet()
+               cutlist = (cue and cue.getCutList()) or [ ]
+               if self.instance is not None:
+                       self.instance.setInOutList(cutlist)
+
+       def getSeekEnable(self):
+               return self.__seek_enable
+       
+       def setSeekEnable(self, val):
+               self.__seek_enable = val
+               if self.instance is not None:
+                       self.instance.enableSeekPointer(val)
+
+       seek_pointer_enabled = property(getSeekEnable, setSeekEnable)
+
+       def getSeekPosition(self):
+               return self.__seek_position
+       
+       def setSeekPosition(self, pos):
+               print "set seek position:", pos
+               self.__seek_position = pos
+               if self.instance is not None:
+                       print "set instance."
+                       self.instance.setSeekPosition(pos)
+       
+       seek_pointer_position = property(getSeekPosition, setSeekPosition)
+
+       def destroy(self):
+               PerServiceBase.destroy(self)
+               GUIComponent.destroy(self)