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, 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 ChannelContextMenu(FixedMenu):
  14         def __init__(self, session, csel):
  15                 self.csel = csel
  16
  17                 menu = [ ]
  18
  19                 if csel.mutableList is not None:
  20                         if not csel.bouquet_mark_edit:
  21                                 if csel.movemode:
  22                                         menu.append(("disable move mode", self.toggleMoveMode))
  23                                 else:
  24                                         menu.append(("enable move mode", self.toggleMoveMode))
  25
  26                         if not csel.movemode:
  27                                 if csel.bouquet_mark_edit:
  28                                         menu.append(("end bouquet edit", self.bouquetMarkEnd))
  29                                         menu.append(("abort bouquet edit", self.bouquetMarkAbort))
  30                                 else:
  31                                         menu.append(("edit bouquet...", self.bouquetMarkStart))
  32
  33                         if not csel.bouquet_mark_edit and not csel.movemode:
  34                                 menu.append(("remove service", self.removeCurrentService))
  35                         menu.append(("back", self.close))
  36                 else:
  37                         menu.append(("back", self.close))
  38
  39                 FixedMenu.__init__(self, session, "Channel Selection", menu)
  40                 self.skinName = "Menu"
  41
  42         def removeCurrentService(self):
  43                 self.close()
  44                 self.csel.removeCurrentService()
  45
  46         def toggleMoveMode(self):
  47                 self.csel.toggleMoveMode()
  48                 self.close()
  49
  50         def bouquetMarkStart(self):
  51                 self.close()
  52                 self.csel.startMarkedEdit()
  53
  54         def bouquetMarkEnd(self):
  55                 self.csel.endMarkedEdit(abort=False)
  56                 self.close()
  57
  58         def bouquetMarkAbort(self):
  59                 self.csel.endMarkedEdit(abort=True)
  60                 self.close()
  61
  62 class ChannelSelection(Screen):
  63         def lastService(self):
  64                 self.lastServiceTimer.stop()
  65                 #zap to last running tv service
  66                 self.setRoot(eServiceReference(config.tv.lastroot.value))
  67                 self.session.nav.playService(eServiceReference(config.tv.lastservice.value))
  68
  69         def __init__(self, session):
  70                 Screen.__init__(self, session)
  71
  72                 #config for lastservice
  73                 config.tv = ConfigSubsection();
  74                 config.tv.lastservice = configElement("config.tv.lastservice", configText, "", 0);
  75                 config.tv.lastroot = configElement("config.tv.lastroot", configText, "", 0);
  76
  77                 self.entry_marked = False
  78                 self.movemode = False
  79                 self.bouquet_mark_edit = False
  80
  81                 ## FIXME
  82                 self.__marked = [ ]
  83
  84                 self["key_red"] = Button("All")
  85                 self["key_green"] = Button("Provider")
  86                 self["key_yellow"] = Button("Satellite")
  87                 self["key_blue"] = Button("Favourites")
  88
  89                 self["list"] = ServiceList()
  90
  91                 if config.tv.lastroot.value == "":
  92                         self.setRoot(eServiceReference("""1:0:1:0:0:0:0:0:0:0:(type == 1)"""))
  93
  94                 #self["okbutton"] = Button("ok", [self.channelSelected])
  95
  96                 self.lastServiceTimer = eTimer()
  97                 self.lastServiceTimer.timeout.get().append(self.lastService)
  98                 self.lastServiceTimer.start(100)
  99
 100                 class ChannelActionMap(ActionMap):
 101                         def action(self, contexts, action):
 102                                 if action[:7] == "bouquet":
 103                                         l = self.csel
 104                                         list = l["list"]
 105                                         list.setMode(list.MODE_NORMAL)
 106                                         l.setRoot(eServiceReference("1:7:1:0:0:0:0:0:0:0:" + action[8:]))
 107                                 else:
 108                                         if action == "cancel":
 109                                                 l = self.csel
 110                                                 if l.movemode: #movemode active?
 111                                                         l.channelSelected() # unmark
 112                                                         l.toggleMoveMode() # disable move mode
 113                                                 elif l.bouquet_mark_edit:
 114                                                         l.endMarkedEdit(True) # abort edit mode
 115                                         ActionMap.action(self, contexts, action)
 116
 117                 self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions"],
 118                         {
 119                                 "cancel": self.close,
 120                                 "ok": self.channelSelected,
 121                                 "mark": self.doMark,
 122                                 "contextMenu": self.doContext,
 123                                 "showFavourites": self.showFavourites,
 124                     "showEPGList": self.showEPGList
 125                         })
 126                 self["actions"].csel = self
 127
 128         def showEPGList(self):
 129                 ref=self["list"].getCurrent()
 130                 ptr=eEPGCache.getInstance()
 131                 if ptr.startTimeQuery(ref) != -1:
 132                         self.session.open(EPGSelection, ref)
 133                 else:
 134                         print 'no epg for service', ref.toString()
 135
 136 #  multiple marked entry stuff ( edit mode, later multiepg selection )
 137         def startMarkedEdit(self):
 138                 l = self["list"]
 139                 # add all services from the current list to internal marked set in listboxservicecontent
 140                 if self.mutableList is not None:
 141                         self.bouquetRoot = l.getRoot()
 142                         self.clearMarks() # this clears the internal marked set in the listboxservicecontent
 143                         self.bouquet_mark_edit = True
 144                         self.__marked = l.getRootServices()
 145                         for x in self.__marked:
 146                                 l.addMarked(eServiceReference(x))
 147
 148         def removeCurrentService(self):
 149                 l = self["list"]
 150                 ref=l.getCurrent()
 151                 if ref.valid() and self.mutableList is not None:
 152                         self.mutableList.removeService(ref)
 153                         self.mutableList.flushChanges() #FIXME dont flush on each single removed service
 154                         self.setRoot(l.getRoot())
 155
 156         def endMarkedEdit(self, abort):
 157                 l = self["list"]
 158                 if not abort and self.mutableList is not None:
 159                         new_marked = set(l.getMarked())
 160                         old_marked = set(self.__marked)
 161                         removed = old_marked - new_marked
 162                         added = new_marked - old_marked
 163                         changed = False
 164                         for x in removed:
 165                                 changed = True
 166                                 self.mutableList.removeService(eServiceReference(x))
 167                         for x in added:
 168                                 changed = True
 169                                 self.mutableList.addService(eServiceReference(x))
 170                         if changed:
 171                                 self.mutableList.flushChanges()
 172                                 #self.setRoot(self.bouquetRoot)
 173                                 self.showFavourites()
 174                 self.__marked = []
 175                 self.clearMarks()
 176                 self.bouquet_mark_edit = False
 177                 self.bouquetRoot = None
 178
 179         def setRoot(self, root):
 180                 if not self.movemode:
 181                         if not self.bouquet_mark_edit:
 182                                 serviceHandler = eServiceCenter.getInstance()
 183                                 list = serviceHandler.list(root)
 184                                 if list is not None:
 185                                         self.mutableList = list.startEdit()
 186                                 else:
 187                                         self.mutableList = None
 188                         self.saveRoot(root)
 189                         self["list"].setRoot(root)
 190
 191         def clearMarks(self):
 192                 self["list"].clearMarks()
 193
 194         def doMark(self):
 195                 if not self.bouquet_mark_edit:
 196                         return
 197                 ref = self["list"].getCurrent()
 198                 if self["list"].isMarked(ref):
 199                         self["list"].removeMarked(ref)
 200                 else:
 201                         self["list"].addMarked(ref)
 202
 203         def channelSelected(self):
 204                 ref = self["list"].getCurrent()
 205                 if self.movemode:
 206                         if self.entry_marked:
 207                                 self["list"].setCurrentMarked(False)
 208                                 self.entry_marked = False
 209                         else:
 210                                 self["list"].setCurrentMarked(True)
 211                                 self.entry_marked = True
 212                 elif (ref.flags & 7) == 7:
 213                         self.setRoot(ref)
 214                 elif self.bouquet_mark_edit:
 215                         self.doMark()
 216                 else:
 217                         self.session.nav.playService(ref)
 218                         self.saveChannel()
 219                         self.close()
 220
 221         #called from infoBar
 222         def zap(self):
 223                 self.session.nav.playService(self["list"].getCurrent())
 224                 self.saveChannel()
 225
 226         def moveUp(self):
 227                 self["list"].moveUp()
 228
 229         def moveDown(self):
 230                 self["list"].moveDown()
 231
 232         def doContext(self):
 233                 self.session.open(ChannelContextMenu, self)
 234
 235         def toggleMoveMode(self):
 236                 if self.movemode:
 237                         if self.entry_marked:
 238                                 self.channelSelected() # unmark current entry
 239                         self.movemode = False
 240                         self.mutableList.flushChanges() # FIXME add check if changes was made
 241                 else:
 242                         self.movemode = True
 243
 244         def showFavourites(self):
 245                 self.setRoot(eServiceReference('1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "userbouquet.favourites.tv" ORDER BY bouquet'))
 246                 list = self["list"]
 247                 list.setMode(list.MODE_FAVOURITES)
 248
 249         def saveRoot(self, root):
 250                 if root is not None:
 251                         config.tv.lastroot.value = root.toString()
 252                         config.tv.lastroot.save()
 253
 254         def saveChannel(self):
 255                 ref = self.session.nav.getCurrentlyPlayingServiceReference()
 256                 if ref is not None:
 257                         refstr = ref.toString()
 258                 else:
 259                         refstr = ""
 260                 config.tv.lastservice.value = refstr
 261                 config.tv.lastservice.save()