lib/python/Screens/ChannelSelection.py

   1 from Screen import Screen
   2 from Components.Button import Button
   3 from Components.ServiceList import ServiceList
   4 from Components.ActionMap import ActionMap
   5 from EpgSelection import EPGSelection
   6 from enigma import eServiceReference, eEPGCache, eEPGCachePtr, eServiceCenter, eServiceCenterPtr, iMutableServiceListPtr, iStaticServiceInformationPtr, eTimer
   7 from Components.config import config, configElement, ConfigSubsection, configText
   8
   9 from Screens.FixedMenu import FixedMenu
  10
  11 import xml.dom.minidom
  12
  13 class BouquetSelector(FixedMenu):
  14         def __init__(self, session, bouquets, parent):
  15                 self.parent=parent
  16                 entrys = [ ]
  17                 for x in bouquets:
  18                         entrys.append((x[0], self.bouquetSelected, x[1]))
  19                 FixedMenu.__init__(self, session, "Bouquetlist", entrys)
  20                 self.skinName = "Menu"
  21
  22         def bouquetSelected(self):
  23                 self.parent.addCurrentServiceToBouquet(self["menu"].getCurrent()[2])
  24                 self.close()
  25
  26 class ChannelContextMenu(FixedMenu):
  27         def __init__(self, session, csel):
  28                 self.csel = csel
  29
  30                 menu = [ ]
  31
  32                 #HACK
  33                 inBouquetRootList = csel["list"].getRoot().toString().find('FROM BOUQUET "bouquets.') != -1
  34                 inBouquet = csel.getMutableList() is not None
  35
  36                 if not csel.bouquet_mark_edit and not csel.movemode and not inBouquetRootList:
  37                         menu.append(("add service to bouquet", self.addServiceToBouquetSelected))
  38                         if inBouquet:
  39                                 menu.append(("remove service", self.removeCurrentService))
  40
  41                 if inBouquet: # current list is editable?
  42                         if not csel.bouquet_mark_edit:
  43                                 if not csel.movemode:
  44                                         menu.append(("enable move mode", self.toggleMoveMode))
  45                                         if not inBouquetRootList:
  46                                                 menu.append(("enable bouquet edit", self.bouquetMarkStart))
  47                                 else:
  48                                         menu.append(("disable move mode", self.toggleMoveMode))
  49                         elif not inBouquetRootList:
  50                                 menu.append(("end bouquet edit", self.bouquetMarkEnd))
  51                                 menu.append(("abort bouquet edit", self.bouquetMarkAbort))
  52
  53                 menu.append(("back", self.close))
  54
  55                 FixedMenu.__init__(self, session, "Channel Selection", menu)
  56                 self.skinName = "Menu"
  57
  58         def addServiceToBouquetSelected(self):
  59                 bouquets = [ ]
  60                 serviceHandler = eServiceCenter.getInstance()
  61                 list = serviceHandler.list(self.csel.bouquet_root)
  62                 if not list is None:
  63                         while 1:
  64                                 s = list.getNext()
  65                                 if not s.valid():
  66                                         break
  67                                 if ((s.flags & eServiceReference.flagDirectory) == eServiceReference.flagDirectory):
  68                                         info = serviceHandler.info(s)
  69                                         if not info is None:
  70                                                 str = info.getName(s)
  71                                                 bouquets.append((str, s))
  72                 cnt = len(bouquets)
  73                 if cnt > 1: # show bouquet list
  74                         self.session.open(BouquetSelector, bouquets, self)
  75                 elif cnt == 1: # add to only one existing bouquet
  76                         self.addCurrentServiceToBouquet(bouquet[0][1])
  77                 else: #no bouquets in root.. so assume only one favourite list is used
  78                         self.addCurrentServiceToBouquet(self.csel.bouquet_root)
  79
  80         def addCurrentServiceToBouquet(self, dest):
  81                 self.csel.addCurrentServiceToBouquet(dest)
  82                 self.close()
  83
  84         def removeCurrentService(self):
  85                 self.csel.removeCurrentService()
  86                 self.close()
  87
  88         def toggleMoveMode(self):
  89                 self.csel.toggleMoveMode()
  90                 self.close()
  91
  92         def bouquetMarkStart(self):
  93                 self.csel.startMarkedEdit()
  94                 self.close()
  95
  96         def bouquetMarkEnd(self):
  97                 self.csel.endMarkedEdit(abort=False)
  98                 self.close()
  99
 100         def bouquetMarkAbort(self):
 101                 self.csel.endMarkedEdit(abort=True)
 102                 self.close()
 103
 104 class ChannelSelection(Screen):
 105         def lastService(self):
 106                 self.lastServiceTimer.stop()
 107                 #zap to last running tv service
 108                 self.setRoot(eServiceReference(config.tv.lastroot.value))
 109                 self.session.nav.playService(eServiceReference(config.tv.lastservice.value))
 110
 111         def __init__(self, session):
 112                 Screen.__init__(self, session)
 113
 114                 #config for lastservice
 115                 config.tv = ConfigSubsection();
 116                 config.tv.lastservice = configElement("config.tv.lastservice", configText, "", 0);
 117                 config.tv.lastroot = configElement("config.tv.lastroot", configText, "", 0);
 118
 119                 self.entry_marked = False
 120                 self.movemode = False
 121                 self.bouquet_mark_edit = False
 122                 self.bouquet_root = eServiceReference('1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "userbouquet.favourites.tv" ORDER BY bouquet')
 123                 self.mutableList = None
 124
 125                 self.__marked = [ ]
 126
 127                 self["key_red"] = Button("All")
 128                 self["key_green"] = Button("Provider")
 129                 self["key_yellow"] = Button("Satellite")
 130                 self["key_blue"] = Button("Favourites")
 131
 132                 self["list"] = ServiceList()
 133
 134                 if config.tv.lastroot.value == "":
 135                         self["list"].setRoot(eServiceReference("""1:0:1:0:0:0:0:0:0:0:(type == 1)"""))
 136                 #self["okbutton"] = Button("ok", [self.channelSelected])
 137
 138                 self.lastServiceTimer = eTimer()
 139                 self.lastServiceTimer.timeout.get().append(self.lastService)
 140                 self.lastServiceTimer.start(100)
 141
 142                 class ChannelActionMap(ActionMap):
 143                         def action(self, contexts, action):
 144                                 if action[:7] == "bouquet":
 145                                         l = self.csel
 146                                         list = l["list"]
 147                                         if action.find("FROM BOUQUET") != -1:
 148                                                 l.setRoot(eServiceReference("1:7:1:0:0:0:0:0:0:0:" + action[8:]))
 149                                         else:
 150                                                 l.setRoot(eServiceReference("1:0:1:0:0:0:0:0:0:0:" + action[8:]))
 151                                 else:
 152                                         if action == "cancel":
 153                                                 l = self.csel
 154                                                 if l.movemode: #movemode active?
 155                                                         l.channelSelected() # unmark
 156                                                         l.toggleMoveMode() # disable move mode
 157                                                 elif l.bouquet_mark_edit:
 158                                                         l.endMarkedEdit(True) # abort edit mode
 159                                         ActionMap.action(self, contexts, action)
 160
 161                 self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions"],
 162                         {
 163                                 "cancel": self.close,
 164                                 "ok": self.channelSelected,
 165                                 "mark": self.doMark,
 166                                 "contextMenu": self.doContext,
 167                                 "showFavourites": self.showFavourites,
 168                     "showEPGList": self.showEPGList
 169                         })
 170                 self["actions"].csel = self
 171
 172         def showEPGList(self):
 173                 ref=self["list"].getCurrent()
 174                 ptr=eEPGCache.getInstance()
 175                 if ptr.startTimeQuery(ref) != -1:
 176                         self.session.open(EPGSelection, ref)
 177                 else:
 178                         print 'no epg for service', ref.toString()
 179
 180         def getMutableList(self, root=eServiceReference()):
 181                 if not self.mutableList is None:
 182                         return self.mutableList
 183                 serviceHandler = eServiceCenter.getInstance()
 184                 if not root.valid():
 185                         root=self["list"].getRoot()
 186                 list = serviceHandler.list(root)
 187                 mutableList = None
 188                 if list is not None:
 189                         mutableList = list.startEdit()
 190                 return mutableList
 191
 192 #  multiple marked entry stuff ( edit mode, later multiepg selection )
 193         def startMarkedEdit(self):
 194                 self.mutableList = self.getMutableList()
 195                 l = self["list"]
 196                 # add all services from the current list to internal marked set in listboxservicecontent
 197                 self.bouquetRoot = l.getRoot()
 198                 self.clearMarks() # this clears the internal marked set in the listboxservicecontent
 199                 self.bouquet_mark_edit = True
 200                 self.__marked = l.getRootServices()
 201                 for x in self.__marked:
 202                         l.addMarked(eServiceReference(x))
 203
 204         def endMarkedEdit(self, abort):
 205                 l = self["list"]
 206                 if not abort and self.mutableList is not None:
 207                         new_marked = set(l.getMarked())
 208                         old_marked = set(self.__marked)
 209                         removed = old_marked - new_marked
 210                         added = new_marked - old_marked
 211                         changed = False
 212                         for x in removed:
 213                                 changed = True
 214                                 self.mutableList.removeService(eServiceReference(x))
 215                         for x in added:
 216                                 changed = True
 217                                 self.mutableList.addService(eServiceReference(x))
 218                         if changed:
 219                                 self.mutableList.flushChanges()
 220                                 self.setRoot(self.bouquetRoot)
 221                                 #self.showFavourites()
 222                 self.__marked = []
 223                 self.clearMarks()
 224                 self.bouquet_mark_edit = False
 225                 self.bouquetRoot = None
 226                 self.mutableList = None
 227
 228         def clearMarks(self):
 229                 self["list"].clearMarks()
 230
 231         def doMark(self):
 232                 ref = self["list"].getCurrent()
 233                 if self["list"].isMarked(ref):
 234                         self["list"].removeMarked(ref)
 235                 else:
 236                         self["list"].addMarked(ref)
 237
 238         def removeCurrentService(self):
 239                 l = self["list"]
 240                 ref = l.getCurrent()
 241                 mutableList = self.getMutableList()
 242                 if ref.valid() and mutableList is not None:
 243                         if mutableList.removeService(ref) == 0:
 244                                 mutableList.flushChanges() #FIXME dont flush on each single removed service
 245                                 self.setRoot(l.getRoot())
 246
 247         def addCurrentServiceToBouquet(self, dest):
 248                 mutableList = self.getMutableList(dest)
 249                 if not mutableList is None:
 250                         if mutableList.addService(self["list"].getCurrent()) == 0:
 251                                 mutableList.flushChanges()
 252                 self.close()
 253
 254         def setRoot(self, root):
 255                 if not self.movemode: # dont change root when movemode is enabled
 256                         list = self["list"]
 257
 258                         #HACK
 259                         inBouquetRootList = root.toString().find('FROM BOUQUET "bouquets.') != -1
 260
 261                         if not inBouquetRootList and ((root.flags & eServiceReference.flagDirectory) == eServiceReference.flagDirectory):
 262                                 list.setMode(list.MODE_FAVOURITES)
 263                         else:
 264                                 list.setMode(list.MODE_NORMAL)
 265                         list.setRoot(root)
 266
 267         def channelSelected(self):
 268                 ref = self["list"].getCurrent()
 269                 if self.movemode:
 270                         if self.entry_marked:
 271                                 self["list"].setCurrentMarked(False)
 272                                 self.entry_marked = False
 273                         else:
 274                                 self["list"].setCurrentMarked(True)
 275                                 self.entry_marked = True
 276                 elif (ref.flags & 7) == 7:
 277                         self.setRoot(ref)
 278                 elif self.bouquet_mark_edit:
 279                         self.doMark()
 280                 else:
 281                         self.session.nav.playService(ref)
 282                         self.saveChannel()
 283                         self.close()
 284
 285         #called from infoBar
 286         def zap(self):
 287                 self.session.nav.playService(self["list"].getCurrent())
 288                 self.saveChannel()
 289
 290         def moveUp(self):
 291                 self["list"].moveUp()
 292
 293         def moveDown(self):
 294                 self["list"].moveDown()
 295
 296         def doContext(self):
 297                 self.session.open(ChannelContextMenu, self)
 298
 299         def toggleMoveMode(self):
 300                 if self.movemode:
 301                         if self.entry_marked:
 302                                 self.channelSelected() # unmark current entry
 303                         self.movemode = False
 304                         self.mutableList.flushChanges() # FIXME add check if changes was made
 305                         self.mutableList = None
 306                 else:
 307                         self.mutableList = self.getMutableList()
 308                         self.movemode = True
 309
 310         def showFavourites(self):
 311                 self.setRoot(self.bouquet_root)
 312
 313         def saveRoot(self, root):
 314                 if root is not None:
 315                         config.tv.lastroot.value = root.toString()
 316                         config.tv.lastroot.save()
 317
 318         def saveChannel(self):
 319                 ref = self.session.nav.getCurrentlyPlayingServiceReference()
 320                 if ref is not None:
 321                         refstr = ref.toString()
 322                 else:
 323                         refstr = ""
 324                 config.tv.lastservice.value = refstr
 325                 config.tv.lastservice.save()