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 NumberActionMap
   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 from Screens.FixedMenu import FixedMenu
   9 from Tools.NumericalTextInput import NumericalTextInput
  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                 inBouquetRootList = csel.servicelist.getRoot().toString().find('FROM BOUQUET "bouquets.') != -1 #FIXME HACK
  33                 inBouquet = csel.getMutableList() is not None
  34
  35                 if not csel.bouquet_mark_edit and not csel.movemode and not inBouquetRootList:
  36                         menu.append(("add service to bouquet", self.addServiceToBouquetSelected))
  37                         if inBouquet:
  38                                 menu.append(("remove service", self.removeCurrentService))
  39
  40                 if inBouquet: # current list is editable?
  41                         if not csel.bouquet_mark_edit:
  42                                 if not csel.movemode:
  43                                         menu.append(("enable move mode", self.toggleMoveMode))
  44                                         if not inBouquetRootList:
  45                                                 menu.append(("enable bouquet edit", self.bouquetMarkStart))
  46                                 else:
  47                                         menu.append(("disable move mode", self.toggleMoveMode))
  48                         elif not inBouquetRootList:
  49                                 menu.append(("end bouquet edit", self.bouquetMarkEnd))
  50                                 menu.append(("abort bouquet edit", self.bouquetMarkAbort))
  51
  52                 menu.append(("back", self.close))
  53
  54                 FixedMenu.__init__(self, session, "Channel Selection", menu)
  55                 self.skinName = "Menu"
  56
  57         def addServiceToBouquetSelected(self):
  58                 bouquets = [ ]
  59                 serviceHandler = eServiceCenter.getInstance()
  60                 list = serviceHandler.list(self.csel.bouquet_root)
  61                 if not list is None:
  62                         while True:
  63                                 s = list.getNext()
  64                                 if not s.valid():
  65                                         break
  66                                 if ((s.flags & eServiceReference.flagDirectory) == eServiceReference.flagDirectory):
  67                                         info = serviceHandler.info(s)
  68                                         if not info is None:
  69                                                 bouquets.append((info.getName(s), s))
  70                 cnt = len(bouquets)
  71                 if cnt > 1: # show bouquet list
  72                         self.session.open(BouquetSelector, bouquets, self)
  73                 elif cnt == 1: # add to only one existing bouquet
  74                         self.addCurrentServiceToBouquet(bouquet[0][1])
  75                 else: #no bouquets in root.. so assume only one favourite list is used
  76                         self.addCurrentServiceToBouquet(self.csel.bouquet_root)
  77
  78         def addCurrentServiceToBouquet(self, dest):
  79                 self.csel.addCurrentServiceToBouquet(dest)
  80                 self.close()
  81
  82         def removeCurrentService(self):
  83                 self.csel.removeCurrentService()
  84                 self.close()
  85
  86         def toggleMoveMode(self):
  87                 self.csel.toggleMoveMode()
  88                 self.close()
  89
  90         def bouquetMarkStart(self):
  91                 self.csel.startMarkedEdit()
  92                 self.close()
  93
  94         def bouquetMarkEnd(self):
  95                 self.csel.endMarkedEdit(abort=False)
  96                 self.close()
  97
  98         def bouquetMarkAbort(self):
  99                 self.csel.endMarkedEdit(abort=True)
 100                 self.close()
 101
 102 class ChannelSelectionEdit:
 103         def __init__(self):
 104                 self.entry_marked = False
 105                 self.movemode = False
 106                 self.bouquet_mark_edit = False
 107                 self.mutableList = None
 108                 self.__marked = [ ]
 109
 110         def getMutableList(self, root=eServiceReference()):
 111                 if not self.mutableList is None:
 112                         return self.mutableList
 113                 serviceHandler = eServiceCenter.getInstance()
 114                 if not root.valid():
 115                         root=self.servicelist.getRoot()
 116                 list = serviceHandler.list(root)
 117                 if list is not None:
 118                         return list.startEdit()
 119                 return None
 120
 121 #  multiple marked entry stuff ( edit mode, later multiepg selection )
 122         def startMarkedEdit(self):
 123                 self.mutableList = self.getMutableList()
 124                 # add all services from the current list to internal marked set in listboxservicecontent
 125                 self.bouquetRoot = self.servicelist.getRoot()
 126                 self.clearMarks() # this clears the internal marked set in the listboxservicecontent
 127                 self.bouquet_mark_edit = True
 128                 self.__marked = self.servicelist.getRootServices()
 129                 for x in self.__marked:
 130                         self.servicelist.addMarked(eServiceReference(x))
 131
 132         def endMarkedEdit(self, abort):
 133                 if not abort and self.mutableList is not None:
 134                         new_marked = set(self.servicelist.getMarked())
 135                         old_marked = set(self.__marked)
 136                         removed = old_marked - new_marked
 137                         added = new_marked - old_marked
 138                         changed = False
 139                         for x in removed:
 140                                 changed = True
 141                                 self.mutableList.removeService(eServiceReference(x))
 142                         for x in added:
 143                                 changed = True
 144                                 self.mutableList.addService(eServiceReference(x))
 145                         if changed:
 146                                 self.mutableList.flushChanges()
 147                                 self.setRoot(self.bouquetRoot)
 148                                 #self.showFavourites()
 149                 self.__marked = []
 150                 self.clearMarks()
 151                 self.bouquet_mark_edit = False
 152                 self.bouquetRoot = None
 153                 self.mutableList = None
 154
 155         def clearMarks(self):
 156                 self.servicelist.clearMarks()
 157
 158         def doMark(self):
 159                 ref = self.servicelist.getCurrent()
 160                 if self.servicelist.isMarked(ref):
 161                         self.servicelist.removeMarked(ref)
 162                 else:
 163                         self.servicelist.addMarked(ref)
 164
 165         def removeCurrentService(self):
 166                 ref = self.servicelist.getCurrent()
 167                 mutableList = self.getMutableList()
 168                 if ref.valid() and mutableList is not None:
 169                         if not mutableList.removeService(ref):
 170                                 mutableList.flushChanges() #FIXME dont flush on each single removed service
 171                                 self.setRoot(self.servicelist.getRoot())
 172
 173         def addCurrentServiceToBouquet(self, dest):
 174                 mutableList = self.getMutableList(dest)
 175                 if not mutableList is None:
 176                         if not mutableList.addService(self.servicelist.getCurrent()):
 177                                 mutableList.flushChanges()
 178                 self.close()
 179
 180         def toggleMoveMode(self):
 181                 if self.movemode:
 182                         if self.entry_marked:
 183                                 self.toggleMoveMarked() # unmark current entry
 184                         self.movemode = False
 185                         self.mutableList.flushChanges() # FIXME add check if changes was made
 186                         self.mutableList = None
 187                 else:
 188                         self.mutableList = self.getMutableList()
 189                         self.movemode = True
 190
 191         def handleEditCancel(self):
 192                 if self.movemode: #movemode active?
 193                         self.channelSelected() # unmark
 194                         self.toggleMoveMode() # disable move mode
 195                 elif self.bouquet_mark_edit:
 196                         self.endMarkedEdit(True) # abort edit mode
 197
 198         def toggleMoveMarked(self):
 199                 if self.entry_marked:
 200                         self.servicelist.setCurrentMarked(False)
 201                         self.entry_marked = False
 202                 else:
 203                         self.servicelist.setCurrentMarked(True)
 204                         self.entry_marked = True
 205
 206         def doContext(self):
 207                 self.session.open(ChannelContextMenu, self)
 208
 209 class ChannelSelectionBase(Screen):
 210         def __init__(self, session):
 211                 Screen.__init__(self, session)
 212
 213                 #self.bouquet_root = eServiceReference('1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "bouquets.tv" ORDER BY bouquet')
 214                 self.bouquet_root = eServiceReference('1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "userbouquet.favourites.tv" ORDER BY bouquet')
 215
 216                 self["key_red"] = Button("All")
 217                 #self["key_green"] = Button("Provider")
 218                 #self["key_yellow"] = Button("Satellite")
 219                 self["key_green"] = Button("")
 220                 self["key_yellow"] = Button("")
 221                 self["key_blue"] = Button("Favourites")
 222
 223                 self["list"] = ServiceList()
 224                 self.servicelist = self["list"]
 225
 226                 #self["okbutton"] = Button("ok", [self.channelSelected])
 227
 228                 self.numericalTextInput = NumericalTextInput()
 229
 230                 self.lastService = None
 231
 232                 self.lastServiceTimer = eTimer()
 233                 self.lastServiceTimer.timeout.get().append(self.lastService)
 234                 self.lastServiceTimer.start(100)
 235
 236         def getBouquetNumOffset(self, bouquet):
 237                 if self.bouquet_root.toString().find('FROM BOUQUET "bouquets.') == -1: #FIXME HACK
 238                         return 0
 239                 offsetCount = 0
 240                 serviceHandler = eServiceCenter.getInstance()
 241                 bouquetlist = serviceHandler.list(self.bouquet_root)
 242                 if not bouquetlist is None:
 243                         while True:
 244                                 bouquetIterator = bouquetlist.getNext()
 245                                 if not bouquetIterator.valid() or bouquetIterator == bouquet: #end of list or bouquet found
 246                                         break
 247                                 if ((bouquetIterator.flags & eServiceReference.flagDirectory) != eServiceReference.flagDirectory):
 248                                         continue
 249                                 servicelist = serviceHandler.list(bouquetIterator)
 250                                 if not servicelist is None:
 251                                         while True:
 252                                                 serviceIterator = servicelist.getNext()
 253                                                 if not serviceIterator.valid(): #check if end of list
 254                                                         break
 255                                                 if serviceIterator.flags: #playable services have no flags
 256                                                         continue
 257                                                 offsetCount += 1
 258                 return offsetCount
 259
 260         def setRootBase(self, root):
 261                 inBouquetRootList = root.toString().find('FROM BOUQUET "bouquets.') != -1 #FIXME HACK
 262                 if not inBouquetRootList and ((root.flags & eServiceReference.flagDirectory) == eServiceReference.flagDirectory):
 263                         self.servicelist.setMode(ServiceList.MODE_FAVOURITES)
 264                         self.servicelist.setNumberOffset(self.getBouquetNumOffset(root))
 265                 else:
 266                         self.servicelist.setMode(ServiceList.MODE_NORMAL)
 267                 self.servicelist.setRoot(root)
 268
 269         def moveUp(self):
 270                 self.servicelist.moveUp()
 271
 272         def moveDown(self):
 273                 self.servicelist.moveDown()
 274
 275         def showFavourites(self):
 276                 self.setRoot(self.bouquet_root)
 277
 278         def keyNumberGlobal(self, number):
 279                 print "You pressed number " + str(number)
 280                 print "You would go to character " + str(self.numericalTextInput.getKey(number))
 281                 # TODO let the servicelist jump to the next entry strating with the chosen character
 282
 283         def enterBouquet(self, action):
 284                 if action[:7] == "bouquet":
 285                         if action.find("FROM BOUQUET") != -1:
 286                                 self.setRoot(eServiceReference("1:7:1:0:0:0:0:0:0:0:" + action[8:]))
 287                         else:
 288                                 self.setRoot(eServiceReference("1:0:1:0:0:0:0:0:0:0:" + action[8:]))
 289                         return True
 290                 return False
 291
 292         def getRoot(self):
 293                 return self.servicelist.getRoot()
 294
 295         def getCurrentSelection(self):
 296                 return self.servicelist.getCurrent()
 297
 298         def setCurrentSelection(self, service):
 299                 self.servicelist.setCurrent(service)
 300
 301         def cancel(self):
 302                 self.close(None)
 303
 304 class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit):
 305         def __init__(self, session):
 306                 ChannelSelectionBase.__init__(self,session)
 307                 ChannelSelectionEdit.__init__(self)
 308
 309                 #config for lastservice
 310                 config.tv = ConfigSubsection();
 311                 config.tv.lastservice = configElement("config.tv.lastservice", configText, "", 0);
 312                 config.tv.lastroot = configElement("config.tv.lastroot", configText, "", 0);
 313
 314                 if config.tv.lastroot.value == "":
 315                         self.servicelist.setRoot(eServiceReference("""1:0:1:0:0:0:0:0:0:0:(type == 1)"""))
 316
 317                 self.session.nav.playService(eServiceReference(config.tv.lastservice.value))
 318
 319                 class ChannelActionMap(NumberActionMap):
 320                         def action(self, contexts, action):
 321                                 if not self.csel.enterBouquet(action):
 322                                         if action == "cancel":
 323                                                 self.csel.handleEditCancel()
 324                                         NumberActionMap.action(self, contexts, action)
 325                 self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions"],
 326                         {
 327                                 "cancel": self.cancel,
 328                                 "ok": self.channelSelected,
 329                                 "mark": self.doMark,
 330                                 "contextMenu": self.doContext,
 331                                 "showFavourites": self.showFavourites,
 332                                 "showEPGList": self.showEPGList,
 333                                 "1": self.keyNumberGlobal,
 334                                 "2": self.keyNumberGlobal,
 335                                 "3": self.keyNumberGlobal,
 336                                 "4": self.keyNumberGlobal,
 337                                 "5": self.keyNumberGlobal,
 338                                 "6": self.keyNumberGlobal,
 339                                 "7": self.keyNumberGlobal,
 340                                 "8": self.keyNumberGlobal,
 341                                 "9": self.keyNumberGlobal,
 342                                 "0": self.keyNumberGlobal
 343                         })
 344                 self["actions"].csel = self
 345
 346         def showEPGList(self):
 347                 ref=self.servicelist.getCurrent()
 348                 ptr=eEPGCache.getInstance()
 349                 if ptr.startTimeQuery(ref) != -1:
 350                         self.session.open(EPGSelection, ref)
 351                 else:
 352                         print 'no epg for service', ref.toString()
 353
 354         def channelSelected(self):
 355                 ref = self.servicelist.getCurrent()
 356                 if self.movemode:
 357                         self.toggleMoveMarked()
 358                 elif (ref.flags & 7) == 7:
 359                         self.setRoot(ref)
 360                 elif self.bouquet_mark_edit:
 361                         self.doMark()
 362                 else:
 363                         self.zap()
 364                         self.close(ref)
 365
 366         def setRoot(self, root):
 367                 if not self.movemode:
 368                         self.setRootBase(root)
 369
 370         #called from infoBar and channelSelected
 371         def zap(self):
 372                 self.session.nav.playService(self.servicelist.getCurrent())
 373                 self.saveChannel()
 374
 375         def saveRoot(self, root):
 376                 if root is not None:
 377                         config.tv.lastroot.value = root.toString()
 378                         config.tv.lastroot.save()
 379
 380         def saveChannel(self):
 381                 ref = self.session.nav.getCurrentlyPlayingServiceReference()
 382                 if ref is not None:
 383                         refstr = ref.toString()
 384                 else:
 385                         refstr = ""
 386                 config.tv.lastservice.value = refstr
 387                 config.tv.lastservice.save()
 388
 389         def lastService(self):
 390                 self.lastServiceTimer.stop()
 391                 #zap to last running tv service
 392                 self.setRoot(eServiceReference(config.tv.lastroot.value))
 393                 self.session.nav.playService(eServiceReference(config.tv.lastservice.value))
 394
 395 class SimpleChannelSelection(ChannelSelectionBase):
 396         def __init__(self, session, title):
 397                 ChannelSelectionBase.__init__(self, session)
 398                 self.title = title
 399                 self.onShown.append(self.onExecCallback)
 400
 401                 class ChannelActionMap(ActionMap):
 402                         def action(self, contexts, action):
 403                                 if not self.csel.enterBouquet(action):
 404                                         ActionMap.action(self, contexts, action)
 405                 self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions"],
 406                         {
 407                                 "cancel": self.cancel,
 408                                 "ok": self.channelSelected,
 409                                 "showFavourites": self.showFavourites,
 410                                 "1": self.keyNumberGlobal,
 411                                 "2": self.keyNumberGlobal,
 412                                 "3": self.keyNumberGlobal,
 413                                 "4": self.keyNumberGlobal,
 414                                 "5": self.keyNumberGlobal,
 415                                 "6": self.keyNumberGlobal,
 416                                 "7": self.keyNumberGlobal,
 417                                 "8": self.keyNumberGlobal,
 418                                 "9": self.keyNumberGlobal,
 419                                 "0": self.keyNumberGlobal
 420                         })
 421                 self["actions"].csel = self
 422
 423         def onExecCallback(self):
 424                 print "onExecCallback"
 425                 self.session.currentDialog.instance.setTitle(self.title)
 426
 427         def channelSelected(self): # just return selected service
 428                 ref = self.servicelist.getCurrent()
 429                 self.close(ref)
 430
 431         def setRoot(self, root):
 432                 self.setRootBase(root)
 433