lib/python/Components/MediaPlayer.py

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