lib/python/Components/MediaPlayer.py

   1 from HTMLComponent import HTMLComponent
   2 from GUIComponent import GUIComponent
   3
   4 from MenuList import MenuList
   5
   6 from Tools.Directories import SCOPE_SKIN_IMAGE, resolveFilename
   7 from os import path
   8
   9 from enigma import eListboxPythonMultiContent, eListbox, RT_VALIGN_CENTER, gFont, eServiceCenter
  10
  11 from Tools.LoadPixmap import LoadPixmap
  12
  13
  14 STATE_PLAY = 0
  15 STATE_PAUSE = 1
  16 STATE_STOP = 2
  17 STATE_REWIND = 3
  18 STATE_FORWARD = 4
  19 STATE_NONE = 5
  20
  21 PlayIcon = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "ico_mp_play.png"))
  22 PauseIcon = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "ico_mp_pause.png"))
  23 StopIcon = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "ico_mp_stop.png"))
  24 RewindIcon = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "ico_mp_rewind.png"))
  25 ForwardIcon = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "ico_mp_forward.png"))
  26
  27 def PlaylistEntryComponent(serviceref, state):
  28         res = [ serviceref ]
  29         res.append((eListboxPythonMultiContent.TYPE_TEXT,25, 0, 470, 32, 0, RT_VALIGN_CENTER, path.split(serviceref.getPath().split('/')[-1])[1]))
  30         png = None
  31         if state == STATE_PLAY:
  32                 png = PlayIcon
  33         elif state == STATE_PAUSE:
  34                 png = PauseIcon
  35         elif state == STATE_STOP:
  36                 png = StopIcon
  37         elif state == STATE_REWIND:
  38                 png = RewindIcon
  39         elif state == STATE_FORWARD:
  40                 png = ForwardIcon
  41
  42         if png is not None:
  43                 res.append((eListboxPythonMultiContent.TYPE_PIXMAP_ALPHATEST, 5, 0, 16, 16, png))
  44
  45         return res
  46
  47 class PlayList(MenuList, HTMLComponent, GUIComponent):
  48         def __init__(self):
  49                 GUIComponent.__init__(self)
  50                 self.l = eListboxPythonMultiContent()
  51                 self.list = []
  52                 self.l.setList(self.list)
  53                 self.l.setFont(0, gFont("Regular", 18))
  54                 self.l.setItemHeight(22)
  55                 self.currPlaying = -1
  56                 self.oldCurrPlaying = -1
  57                 self.serviceHandler = eServiceCenter.getInstance()
  58
  59         def clear(self):
  60                 del self.list[:]
  61                 self.l.setList(self.list)
  62                 self.currPlaying = -1
  63                 self.oldCurrPlaying = -1
  64
  65         GUI_WIDGET = eListbox
  66
  67         def postWidgetCreate(self, instance):
  68                 instance.setContent(self.l)
  69
  70         def getSelection(self):
  71                 return self.l.getCurrentSelection()[0]
  72
  73         def getSelectionIndex(self):
  74                 return self.l.getCurrentSelectionIndex()
  75
  76         def addFile(self, serviceref):
  77                 self.list.append(PlaylistEntryComponent(serviceref, STATE_NONE))
  78
  79         def deleteFile(self, index):
  80                 if self.currPlaying >= index:
  81                         self.currPlaying -= 1
  82                 del self.list[index]
  83
  84         def setCurrentPlaying(self, index):
  85                 self.oldCurrPlaying = self.currPlaying
  86                 self.currPlaying = index
  87
  88         def updateState(self, state):
  89                 if len(self.list) > self.oldCurrPlaying and self.oldCurrPlaying != -1:
  90                         self.list[self.oldCurrPlaying] = PlaylistEntryComponent(self.list[self.oldCurrPlaying][0], STATE_NONE)
  91                 if self.currPlaying != -1 and self.currPlaying < len(self.list):
  92                         self.list[self.currPlaying] = PlaylistEntryComponent(self.list[self.currPlaying][0], state)
  93                 self.updateList()
  94
  95         def playFile(self):
  96                 self.updateState(STATE_PLAY)
  97
  98         def pauseFile(self):
  99                 self.updateState(STATE_PAUSE)
 100
 101         def stopFile(self):
 102                 self.updateState(STATE_STOP)
 103
 104         def rewindFile(self):
 105                 self.updateState(STATE_REWIND)
 106
 107         def forwardFile(self):
 108                 self.updateState(STATE_FORWARD)
 109
 110         def updateList(self):
 111                 self.l.setList(self.list)
 112
 113         def getCurrentIndex(self):
 114                 return self.currPlaying
 115
 116         def getCurrentEvent(self):
 117                 l = self.l.getCurrentSelection()
 118                 return l and self.serviceHandler.info(l[0]).getEvent(l[0])
 119
 120         def getCurrent(self):
 121                 l = self.l.getCurrentSelection()
 122                 return l and l[0]
 123
 124         def getServiceRefList(self):
 125                 return [ x[0] for x in self.list ]
 126
 127         def __len__(self):
 128                 return len(self.list)