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 from Screens.FixedMenu import FixedMenu
   9
  10 import xml.dom.minidom
  11
  12 class BouquetSelector(FixedMenu):
  13         def __init__(self, session, bouquets, parent):
  14                 self.parent=parent
  15                 entrys = [ ]
  16                 for x in bouquets:
  17                         entrys.append((x[0], self.bouquetSelected, x[1]))
  18                 FixedMenu.__init__(self, session, "Bouquetlist", entrys)
  19                 self.skinName = "Menu"
  20
  21         def bouquetSelected(self):
  22                 self.parent.addCurrentServiceToBouquet(self["menu"].getCurrent()[2])
  23                 self.close()
  24
  25 class ChannelContextMenu(FixedMenu):
  26         def __init__(self, session, csel):
  27                 self.csel = csel
  28
  29                 menu = [ ]
  30
  31                 inBouquetRootList = csel.servicelist.getRoot().toString().find('FROM BOUQUET "bouquets.') != -1 #FIXME HACK
  32                 inBouquet = csel.getMutableList() is not None
  33
  34                 if not csel.bouquet_mark_edit and not csel.movemode and not inBouquetRootList:
  35                         menu.append(("add service to bouquet", self.addServiceToBouquetSelected))
  36                         if inBouquet:
  37                                 menu.append(("remove service", self.removeCurrentService))
  38
  39                 if inBouquet: # current list is editable?
  40                         if not csel.bouquet_mark_edit:
  41                                 if not csel.movemode:
  42                                         menu.append(("enable move mode", self.toggleMoveMode))
  43                                         if not inBouquetRootList:
  44                                                 menu.append(("enable bouquet edit", self.bouquetMarkStart))
  45                                 else:
  46                                         menu.append(("disable move mode", self.toggleMoveMode))
  47                         elif not inBouquetRootList:
  48                                 menu.append(("end bouquet edit", self.bouquetMarkEnd))
  49                                 menu.append(("abort bouquet edit", self.bouquetMarkAbort))
  50
  51                 menu.append(("back", self.close))
  52
  53                 FixedMenu.__init__(self, session, "Channel Selection", menu)
  54                 self.skinName = "Menu"
  55
  56         def addServiceToBouquetSelected(self):
  57                 bouquets = [ ]
  58                 serviceHandler = eServiceCenter.getInstance()
  59                 list = serviceHandler.list(self.csel.bouquet_root)
  60                 if not list is None:
  61                         while True:
  62                                 s = list.getNext()
  63                                 if not s.valid():
  64                                         break
  65                                 if ((s.flags & eServiceReference.flagDirectory) == eServiceReference.flagDirectory):
  66                                         info = serviceHandler.info(s)
  67                                         if not info is None:
  68                                                 bouquets.append((info.getName(s), s))
  69                 cnt = len(bouquets)
  70                 if cnt > 1: # show bouquet list
  71                         self.session.open(BouquetSelector, bouquets, self)
  72                 elif cnt == 1: # add to only one existing bouquet
  73                         self.addCurrentServiceToBouquet(bouquet[0][1])
  74                 else: #no bouquets in root.. so assume only one favourite list is used
  75                         self.addCurrentServiceToBouquet(self.csel.bouquet_root)
  76
  77         def addCurrentServiceToBouquet(self, dest):
  78                 self.csel.addCurrentServiceToBouquet(dest)
  79                 self.close()
  80
  81         def removeCurrentService(self):
  82                 self.csel.removeCurrentService()
  83                 self.close()
  84
  85         def toggleMoveMode(self):
  86                 self.csel.toggleMoveMode()
  87                 self.close()
  88
  89         def bouquetMarkStart(self):
  90                 self.csel.startMarkedEdit()
  91                 self.close()
  92
  93         def bouquetMarkEnd(self):
  94                 self.csel.endMarkedEdit(abort=False)
  95                 self.close()
  96
  97         def bouquetMarkAbort(self):
  98                 self.csel.endMarkedEdit(abort=True)
  99                 self.close()
 100
 101 class ChannelSelectionEdit:
 102         def __init__(self):
 103                 self.entry_marked = False
 104                 self.movemode = False
 105                 self.bouquet_mark_edit = False
 106                 self.mutableList = None
 107                 self.__marked = [ ]
 108
 109         def getMutableList(self, root=eServiceReference()):
 110                 if not self.mutableList is None:
 111                         return self.mutableList
 112                 serviceHandler = eServiceCenter.getInstance()
 113                 if not root.valid():
 114                         root=self.servicelist.getRoot()
 115                 list = serviceHandler.list(root)
 116                 if list is not None:
 117                         return list.startEdit()
 118                 return None
 119
 120 #  multiple marked entry stuff ( edit mode, later multiepg selection )
 121         def startMarkedEdit(self):
 122                 self.mutableList = self.getMutableList()
 123                 # add all services from the current list to internal marked set in listboxservicecontent
 124                 self.bouquetRoot = self.servicelist.getRoot()
 125                 self.clearMarks() # this clears the internal marked set in the listboxservicecontent
 126                 self.bouquet_mark_edit = True
 127                 self.__marked = self.servicelist.getRootServices()
 128                 for x in self.__marked:
 129                         self.servicelist.addMarked(eServiceReference(x))
 130
 131         def endMarkedEdit(self, abort):
 132                 if not abort and self.mutableList is not None:
 133                         new_marked = set(self.servicelist.getMarked())
 134                         old_marked = set(self.__marked)
 135                         removed = old_marked - new_marked
 136                         added = new_marked - old_marked
 137                         changed = False
 138                         for x in removed:
 139                                 changed = True
 140                                 self.mutableList.removeService(eServiceReference(x))
 141                         for x in added:
 142                                 changed = True
 143                                 self.mutableList.addService(eServiceReference(x))
 144                         if changed:
 145                                 self.mutableList.flushChanges()
 146                                 self.setRoot(self.bouquetRoot)
 147                                 #self.showFavourites()
 148                 self.__marked = []
 149                 self.clearMarks()
 150                 self.bouquet_mark_edit = False
 151                 self.bouquetRoot = None
 152                 self.mutableList = None
 153
 154         def clearMarks(self):
 155                 self.servicelist.clearMarks()
 156
 157         def doMark(self):
 158                 ref = self.servicelist.getCurrent()
 159                 if self.servicelist.isMarked(ref):
 160                         self.servicelist.removeMarked(ref)
 161                 else:
 162                         self.servicelist.addMarked(ref)
 163
 164         def removeCurrentService(self):
 165                 ref = self.servicelist.getCurrent()
 166                 mutableList = self.getMutableList()
 167                 if ref.valid() and mutableList is not None:
 168                         if not mutableList.removeService(ref):
 169                                 mutableList.flushChanges() #FIXME dont flush on each single removed service
 170                                 self.setRoot(self.servicelist.getRoot())
 171
 172         def addCurrentServiceToBouquet(self, dest):
 173                 mutableList = self.getMutableList(dest)
 174                 if not mutableList is None:
 175                         if not mutableList.addService(self.servicelist.getCurrent()):
 176                                 mutableList.flushChanges()
 177                 self.close()
 178
 179         def toggleMoveMode(self):
 180                 if self.movemode:
 181                         if self.entry_marked:
 182                                 self.toggleMoveMarked() # unmark current entry
 183                         self.movemode = False
 184                         self.mutableList.flushChanges() # FIXME add check if changes was made
 185                         self.mutableList = None
 186                 else:
 187                         self.mutableList = self.getMutableList()
 188                         self.movemode = True
 189
 190         def handleEditCancel(self):
 191                 if self.movemode: #movemode active?
 192                         self.channelSelected() # unmark
 193                         self.toggleMoveMode() # disable move mode
 194                 elif self.bouquet_mark_edit:
 195                         self.endMarkedEdit(True) # abort edit mode
 196
 197         def toggleMoveMarked(self):
 198                 if self.entry_marked:
 199                         self.servicelist.setCurrentMarked(False)
 200                         self.entry_marked = False
 201                 else:
 202                         self.servicelist.setCurrentMarked(True)
 203                         self.entry_marked = True
 204
 205         def doContext(self):
 206                 self.session.open(ChannelContextMenu, self)
 207
 208 class ChannelSelectionBase(Screen):
 209         def __init__(self, session):
 210                 Screen.__init__(self, session)
 211
 212                 self.bouquet_root = eServiceReference('1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "bouquets.tv" ORDER BY bouquet')
 213                 #self.bouquet_root = eServiceReference('1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "userbouquet.favourites.tv" ORDER BY bouquet')
 214
 215                 self["key_red"] = Button("All")
 216                 #self["key_green"] = Button("Provider")
 217                 #self["key_yellow"] = Button("Satellite")
 218                 self["key_green"] = Button("")
 219                 self["key_yellow"] = Button("")
 220                 self["key_blue"] = Button("Favourites")
 221
 222                 self["list"] = ServiceList()
 223                 self.servicelist = self["list"]
 224
 225                 #self["okbutton"] = Button("ok", [self.channelSelected])
 226
 227                 self.lastServiceTimer = eTimer()
 228                 self.lastServiceTimer.timeout.get().append(self.lastService)
 229                 self.lastServiceTimer.start(100)
 230
 231         def getBouquetNumOffset(self, bouquet):
 232                 if self.bouquet_root.toString().find('FROM BOUQUET "bouquets.') == -1: #FIXME HACK
 233                         return 0
 234                 offsetCount = 0
 235                 serviceHandler = eServiceCenter.getInstance()
 236                 bouquetlist = serviceHandler.list(self.bouquet_root)
 237                 if not bouquetlist is None:
 238                         while True:
 239                                 bouquetIterator = bouquetlist.getNext()
 240                                 if not bouquetIterator.valid() or bouquetIterator == bouquet: #end of list or bouquet found
 241                                         break
 242                                 if ((bouquetIterator.flags & eServiceReference.flagDirectory) != eServiceReference.flagDirectory):
 243                                         continue
 244                                 servicelist = serviceHandler.list(bouquetIterator)
 245                                 if not servicelist is None:
 246                                         while True:
 247                                                 serviceIterator = servicelist.getNext()
 248                                                 if not serviceIterator.valid(): #check if end of list
 249                                                         break
 250                                                 if serviceIterator.flags: #playable services have no flags
 251                                                         continue
 252                                                 offsetCount += 1
 253                 return offsetCount
 254
 255         def setRootBase(self, root):
 256                 inBouquetRootList = root.toString().find('FROM BOUQUET "bouquets.') != -1 #FIXME HACK
 257                 if not inBouquetRootList and ((root.flags & eServiceReference.flagDirectory) == eServiceReference.flagDirectory):
 258                         self.servicelist.setMode(ServiceList.MODE_FAVOURITES)
 259                         self.servicelist.setNumberOffset(self.getBouquetNumOffset(root))
 260                 else:
 261                         self.servicelist.setMode(ServiceList.MODE_NORMAL)
 262                 self.servicelist.setRoot(root)
 263
 264         def moveUp(self):
 265                 self.servicelist.moveUp()
 266
 267         def moveDown(self):
 268                 self.servicelist.moveDown()
 269
 270         def showFavourites(self):
 271                 self.setRoot(self.bouquet_root)
 272
 273         def enterBouquet(self, action):
 274                 if action[:7] == "bouquet":
 275                         if action.find("FROM BOUQUET") != -1:
 276                                 self.setRoot(eServiceReference("1:7:1:0:0:0:0:0:0:0:" + action[8:]))
 277                         else:
 278                                 self.setRoot(eServiceReference("1:0:1:0:0:0:0:0:0:0:" + action[8:]))
 279                         return True
 280                 return False
 281
 282         def getRoot(self):
 283                 return self.servicelist.getRoot()
 284
 285         def getCurrentSelection(self):
 286                 return self.servicelist.getCurrent()
 287
 288         def setCurrentSelection(self, service):
 289                 self.servicelist.setCurrent(service)
 290
 291         def cancel(self):
 292                 self.close(None)
 293
 294 class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit):
 295         def __init__(self, session):
 296                 ChannelSelectionBase.__init__(self,session)
 297                 ChannelSelectionEdit.__init__(self)
 298
 299                 #config for lastservice
 300                 config.tv = ConfigSubsection();
 301                 config.tv.lastservice = configElement("config.tv.lastservice", configText, "", 0);
 302                 config.tv.lastroot = configElement("config.tv.lastroot", configText, "", 0);
 303
 304                 if config.tv.lastroot.value == "":
 305                         self.servicelist.setRoot(eServiceReference("""1:0:1:0:0:0:0:0:0:0:(type == 1)"""))
 306
 307                 class ChannelActionMap(ActionMap):
 308                         def action(self, contexts, action):
 309                                 if not self.csel.enterBouquet(action):
 310                                         if action == "cancel":
 311                                                 self.csel.handleEditCancel()
 312                                         ActionMap.action(self, contexts, action)
 313                 self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions"],
 314                         {
 315                                 "cancel": self.cancel,
 316                                 "ok": self.channelSelected,
 317                                 "mark": self.doMark,
 318                                 "contextMenu": self.doContext,
 319                                 "showFavourites": self.showFavourites,
 320                                 "showEPGList": self.showEPGList
 321                         })
 322                 self["actions"].csel = self
 323
 324         def showEPGList(self):
 325                 ref=self.servicelist.getCurrent()
 326                 ptr=eEPGCache.getInstance()
 327                 if ptr.startTimeQuery(ref) != -1:
 328                         self.session.open(EPGSelection, ref)
 329                 else:
 330                         print 'no epg for service', ref.toString()
 331
 332         def channelSelected(self):
 333                 ref = self.servicelist.getCurrent()
 334                 if self.movemode:
 335                         self.toggleMoveMarked()
 336                 elif (ref.flags & 7) == 7:
 337                         self.setRoot(ref)
 338                 elif self.bouquet_mark_edit:
 339                         self.doMark()
 340                 else:
 341                         self.zap()
 342                         self.close(ref)
 343
 344         def setRoot(self, root):
 345                 if not self.movemode:
 346                         self.setRootBase(root)
 347
 348         #called from infoBar and channelSelected
 349         def zap(self):
 350                 self.session.nav.playService(self.servicelist.getCurrent())
 351                 self.saveChannel()
 352
 353         def saveRoot(self, root):
 354                 if root is not None:
 355                         config.tv.lastroot.value = root.toString()
 356                         config.tv.lastroot.save()
 357
 358         def saveChannel(self):
 359                 ref = self.session.nav.getCurrentlyPlayingServiceReference()
 360                 if ref is not None:
 361                         refstr = ref.toString()
 362                 else:
 363                         refstr = ""
 364                 config.tv.lastservice.value = refstr
 365                 config.tv.lastservice.save()
 366
 367         def lastService(self):
 368                 self.lastServiceTimer.stop()
 369                 #zap to last running tv service
 370                 self.setRoot(eServiceReference(config.tv.lastroot.value))
 371                 self.session.nav.playService(eServiceReference(config.tv.lastservice.value))
 372
 373 class SimpleChannelSelection(ChannelSelectionBase):
 374         def __init__(self, session, title):
 375                 ChannelSelectionBase.__init__(self, session)
 376                 self.title = title
 377                 self.onShown.append(self.onExecCallback)
 378
 379                 class ChannelActionMap(ActionMap):
 380                         def action(self, contexts, action):
 381                                 if not self.csel.enterBouquet(action):
 382                                         ActionMap.action(self, contexts, action)
 383                 self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions"],
 384                         {
 385                                 "cancel": self.cancel,
 386                                 "ok": self.channelSelected,
 387                                 "showFavourites": self.showFavourites,
 388                         })
 389                 self["actions"].csel = self
 390
 391         def onExecCallback(self):
 392                 print "onExecCallback"
 393                 self.session.currentDialog.instance.setTitle(self.title)
 394
 395         def channelSelected(self): # just return selected service
 396                 ref = self.servicelist.getCurrent()
 397                 self.close(ref)
 398
 399         def setRoot(self, root):
 400                 self.setRootBase(root)
 401