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