lib/python/Components/VolumeControl.py

   1 from enigma import eDVBVolumecontrol, eTimer
   2 from Tools.Profile import profile
   3 from Screens.Volume import Volume
   4 from Screens.Mute import Mute
   5 from GlobalActions import globalActionMap
   6 from config import config, ConfigSubsection, ConfigInteger
   7
   8 profile("VolumeControl")
   9 #TODO .. move this to a own .py file
  10 class VolumeControl:
  11         """Volume control, handles volUp, volDown, volMute actions and display
  12         a corresponding dialog"""
  13         def __init__(self, session):
  14                 global globalActionMap
  15                 globalActionMap.actions["volumeUp"]=self.volUp
  16                 globalActionMap.actions["volumeDown"]=self.volDown
  17                 globalActionMap.actions["volumeMute"]=self.volMute
  18
  19                 config.audio = ConfigSubsection()
  20                 config.audio.volume = ConfigInteger(default = 100, limits = (0, 100))
  21
  22                 self.volumeDialog = session.instantiateDialog(Volume)
  23                 self.muteDialog = session.instantiateDialog(Mute)
  24
  25                 self.hideVolTimer = eTimer()
  26                 self.hideVolTimer.callback.append(self.volHide)
  27
  28                 vol = config.audio.volume.value
  29                 self.volumeDialog.setValue(vol)
  30                 self.volctrl = eDVBVolumecontrol.getInstance()
  31                 self.volctrl.setVolume(vol, vol)
  32
  33         def volSave(self):
  34                 if self.volctrl.isMuted():
  35                         config.audio.volume.value = 0
  36                 else:
  37                         config.audio.volume.value = self.volctrl.getVolume()
  38                 config.audio.volume.save()
  39
  40         def volUp(self):
  41                 self.setVolume(+1)
  42
  43         def volDown(self):
  44                 self.setVolume(-1)
  45
  46         def setVolume(self, direction):
  47                 oldvol = self.volctrl.getVolume()
  48                 if direction > 0:
  49                         self.volctrl.volumeUp()
  50                 else:
  51                         self.volctrl.volumeDown()
  52                 is_muted = self.volctrl.isMuted()
  53                 vol = self.volctrl.getVolume()
  54                 self.volumeDialog.show()
  55                 if is_muted:
  56                         self.volMute() # unmute
  57                 elif not vol:
  58                         self.volMute(False, True) # mute but dont show mute symbol
  59                 if self.volctrl.isMuted():
  60                         self.volumeDialog.setValue(0)
  61                 else:
  62                         self.volumeDialog.setValue(self.volctrl.getVolume())
  63                 self.volSave()
  64                 self.hideVolTimer.start(3000, True)
  65
  66         def volHide(self):
  67                 self.volumeDialog.hide()
  68
  69         def volMute(self, showMuteSymbol=True, force=False):
  70                 vol = self.volctrl.getVolume()
  71                 if vol or force:
  72                         self.volctrl.volumeToggleMute()
  73                         if self.volctrl.isMuted():
  74                                 if showMuteSymbol:
  75                                         self.muteDialog.show()
  76                                 self.volumeDialog.setValue(0)
  77                         else:
  78                                 self.muteDialog.hide()
  79                                 self.volumeDialog.setValue(vol)