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
   7
   8 from Screens.FixedMenu import FixedMenu
   9
  10 import xml.dom.minidom
  11
  12 class ChannelContextMenu(FixedMenu):
  13         def __init__(self, session, csel):
  14                 self.csel = csel
  15
  16                 menu = [("back", self.close)]
  17
  18                 if csel.mutableList is not None:
  19                         if not csel.bouquet_mark_edit:
  20                                 if csel.movemode:
  21                                         menu.append(("disable move mode", self.toggleMoveMode))
  22                                 else:
  23                                         menu.append(("enable move mode", self.toggleMoveMode))
  24
  25                         if not csel.movemode:
  26                                 if csel.bouquet_mark_edit:
  27                                         menu.append(("end bouquet edit", self.bouquetMarkEnd))
  28                                         menu.append(("abort bouquet edit", self.bouquetMarkAbort))
  29                                 else:
  30                                         menu.append(("edit bouquet...", self.bouquetMarkStart))
  31
  32                 FixedMenu.__init__(self, session, "Channel Selection", menu)
  33                 self.skinName = "Menu"
  34
  35         def toggleMoveMode(self):
  36                 self.csel.toggleMoveMode()
  37                 self.close()
  38
  39         def bouquetMarkStart(self):
  40                 self.csel.startMarkedEdit()
  41                 self.close()
  42
  43         def bouquetMarkEnd(self):
  44                 self.csel.endMarkedEdit(abort=False)
  45                 self.close()
  46
  47         def bouquetMarkAbort(self):
  48                 self.csel.endMarkedEdit(abort=True)
  49                 self.close()
  50
  51 class ChannelSelection(Screen):
  52         def __init__(self, session):
  53                 Screen.__init__(self, session)
  54
  55                 self.entry_marked = False
  56                 self.movemode = False
  57                 self.bouquet_mark_edit = False
  58
  59                 ## FIXME
  60                 self.__marked = [ ]
  61
  62                 self["key_red"] = Button("All")
  63                 self["key_green"] = Button("Provider")
  64                 self["key_yellow"] = Button("Satellite")
  65                 self["key_blue"] = Button("Favourites")
  66
  67                 self["list"] = ServiceList()
  68                 self.setRoot(eServiceReference("""1:0:1:0:0:0:0:0:0:0:(type == 1)"""))
  69
  70                 #self["okbutton"] = Button("ok", [self.channelSelected])
  71
  72                 class ChannelActionMap(ActionMap):
  73                         def action(self, contexts, action):
  74                                 if action[:7] == "bouquet":
  75                                         l = self.csel
  76                                         l.setRoot(eServiceReference("1:7:1:0:0:0:0:0:0:0:" + action[8:]))
  77                                 else:
  78                                         if action == "cancel":
  79                                                 l = self.csel
  80                                                 if l.movemode: #movemode active?
  81                                                         l.channelSelected() # unmark
  82                                                         l.toggleMoveMode() # disable move mode
  83                                         ActionMap.action(self, contexts, action)
  84
  85                 self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions"],
  86                         {
  87                                 "cancel": self.close,
  88                                 "ok": self.channelSelected,
  89                                 "mark": self.doMark,
  90                                 "contextMenu": self.doContext,
  91                             "showEPGList": self.showEPGList
  92                         })
  93                 self["actions"].csel = self
  94
  95         def showEPGList(self):
  96                 ref=self["list"].getCurrent()
  97                 ptr=eEPGCache.getInstance()
  98                 if ptr.startTimeQuery(ref) != -1:
  99                         self.session.open(EPGSelection, ref)
 100                 else:
 101                         print 'no epg for service', ref.toString()
 102
 103 #  multiple marked entry stuff ( edit mode, later multiepg selection )
 104         def startMarkedEdit(self):
 105                 l = self["list"]
 106                 # add all services from the current list to internal marked set in listboxservicecontent
 107                 if self.mutableList is not None:
 108                         self.bouquetRoot = l.getRoot()
 109                         self.clearMarks() # this clears the internal marked set in the listboxservicecontent
 110                         self.bouquet_mark_edit = True
 111                         self.__marked = l.getRootServices()
 112                         for x in self.__marked:
 113                                 l.addMarked(eServiceReference(x))
 114
 115         def endMarkedEdit(self, abort):
 116                 l = self["list"]
 117                 if not abort and self.mutableList is not None:
 118                         new_marked = set(l.getMarked())
 119                         old_marked = set(self.__marked)
 120                         removed = old_marked - new_marked
 121                         added = new_marked - old_marked
 122                         changed = False
 123                         for x in removed:
 124                                 changed = True
 125                                 self.mutableList.removeService(eServiceReference(x))
 126                         for x in added:
 127                                 changed = True
 128                                 self.mutableList.addService(eServiceReference(x))
 129                         if changed:
 130                                 l.setRoot(self.bouquetRoot)
 131                 self.__marked = []
 132                 self.clearMarks()
 133                 self.bouquet_mark_edit = False
 134                 self.bouquetRoot = None
 135
 136         def setRoot(self, root):
 137                 if not self.movemode:
 138                         if not self.bouquet_mark_edit:
 139                                 serviceHandler = eServiceCenter.getInstance()
 140                                 list = serviceHandler.list(root)
 141                                 if list is not None:
 142                                         self.mutableList = list.startEdit()
 143                                 else:
 144                                         self.mutableList = None
 145                         self["list"].setRoot(root)
 146
 147         def clearMarks(self):
 148                 self["list"].clearMarks()
 149
 150         def doMark(self):
 151                 if not self.bouquet_mark_edit:
 152                         return
 153                 ref = self["list"].getCurrent()
 154                 if self["list"].isMarked(ref):
 155                         self["list"].removeMarked(ref)
 156                 else:
 157                         self["list"].addMarked(ref)
 158
 159         def channelSelected(self):
 160                 ref = self["list"].getCurrent()
 161                 if self.movemode:
 162                         if self.entry_marked:
 163                                 self["list"].setCurrentMarked(False)
 164                                 self.entry_marked = False
 165                         else:
 166                                 self["list"].setCurrentMarked(True)
 167                                 self.entry_marked = True
 168                 elif (ref.flags & 7) == 7:
 169                         self.setRoot(ref)
 170                 elif self.bouquet_mark_edit:
 171                         self.doMark()
 172                 else:
 173                         self.session.nav.playService(ref)
 174                         self.close()
 175
 176         #called from infoBar
 177         def zap(self):
 178                 self.session.nav.playService(self["list"].getCurrent())
 179
 180         def moveUp(self):
 181                 self["list"].moveUp()
 182
 183         def moveDown(self):
 184                 self["list"].moveDown()
 185
 186         def doContext(self):
 187                 self.session.open(ChannelContextMenu, self)
 188
 189         def toggleMoveMode(self):
 190                 if self.movemode:
 191                         self.movemode = False
 192                 else:
 193                         self.movemode = True