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().getPath().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                         if (csel.getCurrentSelection().type & eServiceReference.flagDirectory) != eServiceReference.flagDirectory:
  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 True:
  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                                                 bouquets.append((info.getName(s), s))
  71                 cnt = len(bouquets)
  72                 if cnt > 1: # show bouquet list
  73                         self.session.open(BouquetSelector, bouquets, self)
  74                 elif cnt == 1: # add to only one existing bouquet
  75                         self.addCurrentServiceToBouquet(bouquet[0][1])
  76                 else: #no bouquets in root.. so assume only one favourite list is used
  77                         self.addCurrentServiceToBouquet(self.csel.bouquet_root)
  78
  79         def addCurrentServiceToBouquet(self, dest):
  80                 self.csel.addCurrentServiceToBouquet(dest)
  81                 self.close()
  82
  83         def removeCurrentService(self):
  84                 self.csel.removeCurrentService()
  85                 self.close()
  86
  87         def toggleMoveMode(self):
  88                 self.csel.toggleMoveMode()
  89                 self.close()
  90
  91         def bouquetMarkStart(self):
  92                 self.csel.startMarkedEdit()
  93                 self.close()
  94
  95         def bouquetMarkEnd(self):
  96                 self.csel.endMarkedEdit(abort=False)
  97                 self.close()
  98
  99         def bouquetMarkAbort(self):
 100                 self.csel.endMarkedEdit(abort=True)
 101                 self.close()
 102
 103 class ChannelSelectionEdit:
 104         def __init__(self):
 105                 self.entry_marked = False
 106                 self.movemode = False
 107                 self.bouquet_mark_edit = False
 108                 self.mutableList = None
 109                 self.__marked = [ ]
 110
 111         def getMutableList(self, root=eServiceReference()):
 112                 if not self.mutableList is None:
 113                         return self.mutableList
 114                 serviceHandler = eServiceCenter.getInstance()
 115                 if not root.valid():
 116                         root=self.servicelist.getRoot()
 117                 list = serviceHandler.list(root)
 118                 if list is not None:
 119                         return list.startEdit()
 120                 return None
 121
 122 #  multiple marked entry stuff ( edit mode, later multiepg selection )
 123         def startMarkedEdit(self):
 124                 self.mutableList = self.getMutableList()
 125                 # add all services from the current list to internal marked set in listboxservicecontent
 126                 self.bouquetRoot = self.servicelist.getRoot()
 127                 self.clearMarks() # this clears the internal marked set in the listboxservicecontent
 128                 self.bouquet_mark_edit = True
 129                 self.__marked = self.servicelist.getRootServices()
 130                 for x in self.__marked:
 131                         self.servicelist.addMarked(eServiceReference(x))
 132
 133         def endMarkedEdit(self, abort):
 134                 if not abort and self.mutableList is not None:
 135                         new_marked = set(self.servicelist.getMarked())
 136                         old_marked = set(self.__marked)
 137                         removed = old_marked - new_marked
 138                         added = new_marked - old_marked
 139                         changed = False
 140                         for x in removed:
 141                                 changed = True
 142                                 self.mutableList.removeService(eServiceReference(x))
 143                         for x in added:
 144                                 changed = True
 145                                 self.mutableList.addService(eServiceReference(x))
 146                         if changed:
 147                                 self.mutableList.flushChanges()
 148                                 self.setRoot(self.bouquetRoot)
 149                                 #self.showFavourites()
 150                 self.__marked = []
 151                 self.clearMarks()
 152                 self.bouquet_mark_edit = False
 153                 self.bouquetRoot = None
 154                 self.mutableList = None
 155
 156         def clearMarks(self):
 157                 self.servicelist.clearMarks()
 158
 159         def doMark(self):
 160                 ref = self.servicelist.getCurrent()
 161                 if self.servicelist.isMarked(ref):
 162                         self.servicelist.removeMarked(ref)
 163                 else:
 164                         self.servicelist.addMarked(ref)
 165
 166         def removeCurrentService(self):
 167                 ref = self.servicelist.getCurrent()
 168                 mutableList = self.getMutableList()
 169                 if ref.valid() and mutableList is not None:
 170                         if not mutableList.removeService(ref):
 171                                 mutableList.flushChanges() #FIXME dont flush on each single removed service
 172                                 self.setRoot(self.servicelist.getRoot())
 173
 174         def addCurrentServiceToBouquet(self, dest):
 175                 mutableList = self.getMutableList(dest)
 176                 if not mutableList is None:
 177                         if not mutableList.addService(self.servicelist.getCurrent()):
 178                                 mutableList.flushChanges()
 179                 self.close()
 180
 181         def toggleMoveMode(self):
 182                 if self.movemode:
 183                         if self.entry_marked:
 184                                 self.toggleMoveMarked() # unmark current entry
 185                         self.movemode = False
 186                         self.mutableList.flushChanges() # FIXME add check if changes was made
 187                         self.mutableList = None
 188                 else:
 189                         self.mutableList = self.getMutableList()
 190                         self.movemode = True
 191
 192         def handleEditCancel(self):
 193                 if self.movemode: #movemode active?
 194                         self.channelSelected() # unmark
 195                         self.toggleMoveMode() # disable move mode
 196                 elif self.bouquet_mark_edit:
 197                         self.endMarkedEdit(True) # abort edit mode
 198
 199         def toggleMoveMarked(self):
 200                 if self.entry_marked:
 201                         self.servicelist.setCurrentMarked(False)
 202                         self.entry_marked = False
 203                 else:
 204                         self.servicelist.setCurrentMarked(True)
 205                         self.entry_marked = True
 206
 207         def doContext(self):
 208                 self.session.open(ChannelContextMenu, self)
 209
 210 class ChannelSelectionBase(Screen):
 211         def __init__(self, session):
 212                 Screen.__init__(self, session)
 213
 214                 # this makes it much simple to implement a selectable radio or tv mode :)
 215                 self.service_types_tv = '1:7:1:0:0:0:0:0:0:0:(type == 1) || (type == 17)'
 216                 self.service_types_radio = '1:7:1:0:0:0:0:0:0:0:(type == 2)'
 217
 218                 self.service_types = self.service_types_tv
 219
 220                 #self.bouquet_root = eServiceReference('1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "bouquets.tv" ORDER BY bouquet')
 221                 self.bouquet_root = eServiceReference('%s FROM BOUQUET "userbouquet.favourites.tv" ORDER BY bouquet'%(self.service_types))
 222
 223                 self["key_red"] = Button(_("All"))
 224                 self["key_green"] = Button(_("Satellites"))
 225                 self["key_yellow"] = Button(_("Provider"))
 226                 self["key_blue"] = Button(_("Favourites"))
 227
 228                 self["list"] = ServiceList()
 229                 self.servicelist = self["list"]
 230
 231                 #self["okbutton"] = Button("ok", [self.channelSelected])
 232
 233                 self.numericalTextInput = NumericalTextInput()
 234
 235         def getBouquetNumOffset(self, bouquet):
 236                 if self.bouquet_root.getPath().find('FROM BOUQUET "bouquets.') == -1: #FIXME HACK
 237                         return 0
 238                 offsetCount = 0
 239                 serviceHandler = eServiceCenter.getInstance()
 240                 bouquetlist = serviceHandler.list(self.bouquet_root)
 241                 if not bouquetlist is None:
 242                         while True:
 243                                 bouquetIterator = bouquetlist.getNext()
 244                                 if not bouquetIterator.valid() or bouquetIterator == bouquet: #end of list or bouquet found
 245                                         break
 246                                 if ((bouquetIterator.flags & eServiceReference.flagDirectory) != eServiceReference.flagDirectory):
 247                                         continue
 248                                 servicelist = serviceHandler.list(bouquetIterator)
 249                                 if not servicelist is None:
 250                                         while True:
 251                                                 serviceIterator = servicelist.getNext()
 252                                                 if not serviceIterator.valid(): #check if end of list
 253                                                         break
 254                                                 if serviceIterator.flags: #playable services have no flags
 255                                                         continue
 256                                                 offsetCount += 1
 257                 return offsetCount
 258
 259         def setRootBase(self, root):
 260                 inBouquetRootList = root.getPath().find('FROM BOUQUET "bouquets.') != -1 #FIXME HACK
 261                 if not inBouquetRootList and (root.getPath().find('FROM BOUQUET') != -1):
 262                         self.servicelist.setMode(ServiceList.MODE_FAVOURITES)
 263                         self.servicelist.setNumberOffset(self.getBouquetNumOffset(root))
 264                 else:
 265                         self.servicelist.setMode(ServiceList.MODE_NORMAL)
 266                 self.servicelist.setRoot(root)
 267
 268         def moveUp(self):
 269                 self.servicelist.moveUp()
 270
 271         def moveDown(self):
 272                 self.servicelist.moveDown()
 273
 274         def showAllServices(self):
 275                 ref = eServiceReference('%s ORDER BY name'%(self.service_types))
 276                 self.setRoot(ref)
 277
 278         def showSatellites(self):
 279                 ref = eServiceReference('%s FROM SATELLITES ORDER BY satellitePosition'%(self.service_types))
 280                 self.setRoot(ref)
 281
 282         def showProviders(self):
 283                 ref = eServiceReference('%s FROM PROVIDERS ORDER BY name'%(self.service_types))
 284                 self.setRoot(ref)
 285
 286         def showFavourites(self):
 287                 self.setRoot(self.bouquet_root)
 288
 289         def keyNumberGlobal(self, number):
 290                 char = self.numericalTextInput.getKey(number)
 291                 print "You pressed number " + str(number)
 292                 print "You would go to character " + str(char)
 293                 self.servicelist.moveToChar(char)
 294
 295         def enterBouquet(self, action):
 296                 if action[:7] == "bouquet":
 297                         if action.find("FROM BOUQUET") != -1:
 298                                 self.setRoot(eServiceReference("1:7:1:0:0:0:0:0:0:0:" + action[8:]))
 299                         else:
 300                                 self.setRoot(eServiceReference("1:0:1:0:0:0:0:0:0:0:" + action[8:]))
 301                         return True
 302                 return False
 303
 304         def getRoot(self):
 305                 return self.servicelist.getRoot()
 306
 307         def getCurrentSelection(self):
 308                 return self.servicelist.getCurrent()
 309
 310         def setCurrentSelection(self, service):
 311                 self.servicelist.setCurrent(service)
 312
 313         def cancel(self):
 314                 self.close(None)
 315
 316 class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit):
 317         def __init__(self, session):
 318                 ChannelSelectionBase.__init__(self,session)
 319                 ChannelSelectionEdit.__init__(self)
 320
 321                 #config for lastservice
 322                 config.tv = ConfigSubsection();
 323                 config.tv.lastservice = configElement("config.tv.lastservice", configText, "", 0);
 324                 config.tv.lastroot = configElement("config.tv.lastroot", configText, "", 0);
 325
 326                 class ChannelActionMap(NumberActionMap):
 327                         def action(self, contexts, action):
 328                                 if not self.csel.enterBouquet(action):
 329                                         if action == "cancel":
 330                                                 self.csel.handleEditCancel()
 331                                         NumberActionMap.action(self, contexts, action)
 332                 self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions"],
 333                         {
 334                                 "cancel": self.cancel,
 335                                 "ok": self.channelSelected,
 336                                 "mark": self.doMark,
 337                                 "contextMenu": self.doContext,
 338                                 "showFavourites": self.showFavourites,
 339                                 "showAllServices": self.showAllServices,
 340                                 "showProviders": self.showProviders,
 341                                 "showSatellites": self.showSatellites,
 342                                 "showEPGList": self.showEPGList,
 343                                 "1": self.keyNumberGlobal,
 344                                 "2": self.keyNumberGlobal,
 345                                 "3": self.keyNumberGlobal,
 346                                 "4": self.keyNumberGlobal,
 347                                 "5": self.keyNumberGlobal,
 348                                 "6": self.keyNumberGlobal,
 349                                 "7": self.keyNumberGlobal,
 350                                 "8": self.keyNumberGlobal,
 351                                 "9": self.keyNumberGlobal,
 352                                 "0": self.keyNumberGlobal
 353                         })
 354                 self["actions"].csel = self
 355                 self.onShown.append(self.onShow)
 356
 357 #               self.onLayoutFinish.append(self.onCreate)
 358                 self.lastChannelRootTimer = eTimer()
 359                 self.lastChannelRootTimer.timeout.get().append(self.onCreate)
 360                 self.lastChannelRootTimer.start(100,True)
 361
 362         def onCreate(self):
 363                 lastroot=eServiceReference(config.tv.lastroot.value)
 364                 if lastroot.valid():
 365                         self.setRoot(lastroot)
 366                 else:
 367                         self.showFavourites()
 368                         self.saveRoot(self.getRoot())
 369                 lastservice=eServiceReference(config.tv.lastservice.value)
 370                 if lastservice.valid():
 371                         self.session.nav.playService(lastservice)
 372                         self.servicelist.setCurrent(lastservice)
 373
 374         def onShow(self):
 375                 ref = self.session.nav.getCurrentlyPlayingServiceReference()
 376                 if ref is not None and ref.valid() and ref.getPath() == "":
 377                         self.servicelist.setPlayableIgnoreService(ref)
 378                 else:
 379                         self.servicelist.setPlayableIgnoreService(eServiceReference())
 380
 381         def showEPGList(self):
 382                 ref=self.getCurrentSelection()
 383                 ptr=eEPGCache.getInstance()
 384                 if ptr.startTimeQuery(ref) != -1:
 385                         self.session.open(EPGSelection, ref)
 386                 else:
 387                         print 'no epg for service', ref.toString()
 388
 389         def channelSelected(self):
 390                 ref = self.getCurrentSelection()
 391                 if self.movemode:
 392                         self.toggleMoveMarked()
 393                 elif (ref.flags & 7) == 7:
 394                         self.setRoot(ref)
 395                 elif self.bouquet_mark_edit:
 396                         self.doMark()
 397                 else:
 398                         self.zap()
 399                         self.close(ref)
 400
 401         def setRoot(self, root):
 402                 if not self.movemode:
 403                         self.setRootBase(root)
 404
 405         #called from infoBar and channelSelected
 406         def zap(self):
 407                 self.session.nav.playService(self.getCurrentSelection())
 408                 self.saveRoot(self.getRoot())
 409                 self.saveChannel()
 410
 411         def saveRoot(self, root):
 412                 if root is not None:
 413                         config.tv.lastroot.value = root.toString()
 414                         config.tv.lastroot.save()
 415
 416         def saveChannel(self):
 417                 ref = self.session.nav.getCurrentlyPlayingServiceReference()
 418                 if ref is not None:
 419                         refstr = ref.toString()
 420                 else:
 421                         refstr = ""
 422                 config.tv.lastservice.value = refstr
 423                 config.tv.lastservice.save()
 424
 425         def cancel(self):
 426                 self.close(None)
 427                 lastroot=eServiceReference(config.tv.lastroot.value)
 428                 lastservice=eServiceReference(config.tv.lastservice.value)
 429                 if lastroot.valid() and self.getRoot() != lastroot:
 430                         self.setRoot(lastroot)
 431                 if lastservice.valid() and self.getCurrentSelection() != lastservice:
 432                         self.servicelist.setCurrent(lastservice)
 433
 434 class SimpleChannelSelection(ChannelSelectionBase):
 435         def __init__(self, session, title):
 436                 ChannelSelectionBase.__init__(self, session)
 437                 self.title = title
 438                 self.onShown.append(self.onExecCallback)
 439
 440                 class ChannelActionMap(NumberActionMap):
 441                         def action(self, contexts, action):
 442                                 if not self.csel.enterBouquet(action):
 443                                         NumberActionMap.action(self, contexts, action)
 444                 self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions"],
 445                         {
 446                                 "cancel": self.cancel,
 447                                 "ok": self.channelSelected,
 448                                 "showFavourites": self.showFavourites,
 449                                 "showAllServices": self.showAllServices,
 450                                 "showProviders": self.showProviders,
 451                                 "showSatellites": self.showSatellites,
 452                                 "1": self.keyNumberGlobal,
 453                                 "2": self.keyNumberGlobal,
 454                                 "3": self.keyNumberGlobal,
 455                                 "4": self.keyNumberGlobal,
 456                                 "5": self.keyNumberGlobal,
 457                                 "6": self.keyNumberGlobal,
 458                                 "7": self.keyNumberGlobal,
 459                                 "8": self.keyNumberGlobal,
 460                                 "9": self.keyNumberGlobal,
 461                                 "0": self.keyNumberGlobal
 462                         })
 463                 self["actions"].csel = self
 464
 465         def onExecCallback(self):
 466                 print "onExecCallback"
 467                 self.showFavourites()
 468                 self.session.currentDialog.instance.setTitle(self.title)
 469
 470         def channelSelected(self): # just return selected service
 471                 ref = self.getCurrentSelection()
 472                 self.close(ref)
 473
 474         def setRoot(self, root):
 475                 self.setRootBase(root)
 476