add ability to copy providers or all services from satellites to favourites (this...
[enigma2.git] / lib / python / Screens / ChannelSelection.py
index d4a1e7cea08d9911cd5eece5d98f3b65efc7c0d2..43cf66d7af9fa11993cf54dc9ad301addefa063f 100644 (file)
@@ -1,16 +1,19 @@
 from Screen import Screen
 from Components.Button import Button
 from Components.ServiceList import ServiceList
-from Components.ActionMap import NumberActionMap
+from Components.ActionMap import NumberActionMap, ActionMap
 from EpgSelection import EPGSelection
-from enigma import eServiceReference, eEPGCache, eEPGCachePtr, eServiceCenter, eServiceCenterPtr, iMutableServiceListPtr, iStaticServiceInformationPtr, eTimer
-from Components.config import config, configElement, ConfigSubsection, configText
+from enigma import eServiceReference, eEPGCache, eEPGCachePtr, eServiceCenter, eServiceCenterPtr, iMutableServiceListPtr, iStaticServiceInformationPtr, eTimer, eDVBDB
+from Components.config import config, configElement, ConfigSubsection, configText, currentConfigSelectionElement
 from Screens.FixedMenu import FixedMenu
 from Tools.NumericalTextInput import NumericalTextInput
 from Components.NimManager import nimmanager
 from Components.ServiceName import ServiceName
 from Components.Clock import Clock
 from Components.EventInfo import EventInfo
+from ServiceReference import ServiceReference
+from re import *
+from os import remove
 
 import xml.dom.minidom
 
@@ -32,18 +35,24 @@ class ChannelContextMenu(FixedMenu):
 
                menu = [ ]
 
-               inBouquetRootList = csel.servicelist.getRoot().getPath().find('FROM BOUQUET "bouquets.') != -1 #FIXME HACK
+               inBouquetRootList = csel.getRoot().getPath().find('FROM BOUQUET "bouquets.') != -1 #FIXME HACK
                inBouquet = csel.getMutableList() is not None
                haveBouquets = csel.bouquet_root.getPath().find('FROM BOUQUET "bouquets.') != -1
 
-               if not csel.bouquet_mark_edit and not csel.movemode and not inBouquetRootList:
-                       if (csel.getCurrentSelection().flags & eServiceReference.flagDirectory) != eServiceReference.flagDirectory:
-                               if haveBouquets:
-                                       menu.append((_("add service to bouquet"), self.addServiceToBouquetSelected))
-                               else:
-                                       menu.append((_("add service to favourites"), self.addServiceToBouquetSelected))
-                       if inBouquet:
-                               menu.append((_("remove service"), self.removeCurrentService))
+               if not csel.bouquet_mark_edit and not csel.movemode:
+                       if not inBouquetRootList:
+                               if (csel.getCurrentSelection().flags & eServiceReference.flagDirectory) != eServiceReference.flagDirectory:
+                                       if haveBouquets:
+                                               menu.append((_("add service to bouquet"), self.addServiceToBouquetSelected))
+                                       else:
+                                               menu.append((_("add service to favourites"), self.addServiceToBouquetSelected))
+                               elif haveBouquets:
+                                       if not inBouquet and csel.getCurrentSelection().getPath().find("PROVIDERS") == -1:
+                                               menu.append((_("copy to favourites"), csel.copyCurrentToBouquetList))
+                               if inBouquet:
+                                       menu.append((_("remove service"), self.removeCurrentService))
+                       elif haveBouquets:
+                               menu.append((_("remove bouquet"), csel.removeBouquet))
 
                if inBouquet: # current list is editable?
                        if not csel.bouquet_mark_edit:
@@ -82,6 +91,14 @@ class ChannelContextMenu(FixedMenu):
                else: #no bouquets in root.. so assume only one favourite list is used
                        self.addCurrentServiceToBouquet(self.csel.bouquet_root)
 
+       def copyCurrentToBouquetList(self):
+               self.csel.copyCurrentToBouquetList()
+               self.close()
+
+       def removeBouquet(self):
+               self.csel.removeBouquet()
+               self.close()
+
        def addCurrentServiceToBouquet(self, dest):
                self.csel.addCurrentServiceToBouquet(dest)
                self.close()
@@ -106,6 +123,21 @@ class ChannelContextMenu(FixedMenu):
                self.csel.endMarkedEdit(abort=True)
                self.close()
 
+class ChannelSelectionEPG:
+       def __init__(self):
+               self["ChannelSelectEPGActions"] = ActionMap(["ChannelSelectEPGActions"],
+                       {
+                               "showEPGList": self.showEPGList,
+                       })
+
+       def showEPGList(self):
+               ref=self.getCurrentSelection()
+               ptr=eEPGCache.getInstance()
+               if ptr.startTimeQuery(ref) != -1:
+                       self.session.open(EPGSelection, ref)
+               else:
+                       print 'no epg for service', ref.toString()
+
 class ChannelSelectionEdit:
        def __init__(self):
                self.entry_marked = False
@@ -116,22 +148,97 @@ class ChannelSelectionEdit:
                self.saved_title = None
                self.saved_root = None
 
+               class ChannelSelectionEditActionMap(ActionMap):
+                       def __init__(self, csel, contexts = [ ], actions = { }, prio=0):
+                               ActionMap.__init__(self, contexts, actions, prio)
+                               self.csel = csel
+                       def action(self, contexts, action):
+                               if action == "cancel":
+                                       self.csel.handleEditCancel()
+                               elif action == "ok":
+                                       pass # avoid typo warning...
+                               else:
+                                       ActionMap.action(self, contexts, action)
+               self["ChannelSelectEditActions"] = ChannelSelectionEditActionMap(self, ["ChannelSelectEditActions", "OkCancelActions"],
+                       {
+                               "contextMenu": self.doContext,
+                       })
+
        def getMutableList(self, root=eServiceReference()):
                if not self.mutableList is None:
                        return self.mutableList
                serviceHandler = eServiceCenter.getInstance()
                if not root.valid():
-                       root=self.servicelist.getRoot()
+                       root=self.getRoot()
                list = serviceHandler.list(root)
                if list is not None:
                        return list.startEdit()
                return None
 
+       def buildBouquetID(self, str):
+               tmp = str.lower()
+               name = ''
+               for c in tmp:
+                       if (c >= 'a' and c <= 'z') or (c >= '0' and c <= '9'):
+                               name += c
+                       else:
+                               name += '_'
+               return name
+
+       def copyCurrentToBouquetList(self):
+               provider = ServiceReference(self.getCurrentSelection())
+               serviceHandler = eServiceCenter.getInstance()
+               mutableBouquetList = serviceHandler.list(self.bouquet_root).startEdit()
+               if mutableBouquetList:
+                       providerName = provider.getServiceName()
+                       if self.mode == MODE_TV:
+                               str = '1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET \"userbouquet.%s.tv\" ORDER BY bouquet'%(self.buildBouquetID(providerName))
+                       else:
+                               str = '1:7:2:0:0:0:0:0:0:0:(type == 2) FROM BOUQUET \"userbouquet.%s.radio\" ORDER BY bouquet'%(self.buildBouquetID(providerName))
+                       new_bouquet_ref = eServiceReference(str)
+                       if not mutableBouquetList.addService(new_bouquet_ref):
+                               mutableBouquetList.flushChanges()
+                               eDVBDB.getInstance().reloadBouquets()
+                               mutableBouquet = serviceHandler.list(new_bouquet_ref).startEdit()
+                               if mutableBouquet:
+                                       mutableBouquet.setListName(providerName)
+                                       list = [ ]
+                                       services = serviceHandler.list(provider.ref)
+                                       if not services is None:
+                                               if not services.getContent(list, True):
+                                                       for service in list:
+                                                               if mutableBouquet.addService(service):
+                                                                       print "add", service.toString(), "to new bouquet failed"
+                                                       mutableBouquet.flushChanges()
+                                               else:
+                                                       print "getContent failed"
+                                       else:
+                                               print "list provider", providerName, "failed"
+                               else:
+                                       print "get mutable list for new created bouquet failed"
+                       else:
+                               print "add", str, "to bouquets failed"
+               else:
+                       print "bouquetlist is not editable"
+
+       def removeBouquet(self):
+               refstr = self.getCurrentSelection().toString()
+               pos = refstr.find('FROM BOUQUET "')
+               if pos != -1:
+                       refstr = refstr[pos+14:]
+                       print refstr
+                       pos = refstr.find('"')
+                       if pos != -1:
+                               filename = '/etc/enigma2/' + refstr[:pos] # FIXMEEE !!! HARDCODED /etc/enigma2
+               self.removeCurrentService()
+               remove(filename)
+               eDVBDB.getInstance().reloadBouquets()
+
 #  multiple marked entry stuff ( edit mode, later multiepg selection )
        def startMarkedEdit(self):
                self.mutableList = self.getMutableList()
                # add all services from the current list to internal marked set in listboxservicecontent
-               self.bouquetRoot = self.servicelist.getRoot()
+               self.bouquetRoot = self.getRoot()
                self.clearMarks() # this clears the internal marked set in the listboxservicecontent
                self.saved_title = self.instance.getTitle()
                new_title = self.saved_title
@@ -191,7 +298,7 @@ class ChannelSelectionEdit:
                                if self.servicelist.getCurrentIndex() == currentIndex:
                                        currentIndex -= 1
                                mutableList.flushChanges() #FIXME dont flush on each single removed service
-                               self.setRoot(self.servicelist.getRoot())
+                               self.setRoot(self.getRoot())
                                self.servicelist.moveToIndex(currentIndex)
 
        def addCurrentServiceToBouquet(self, dest):
@@ -206,6 +313,7 @@ class ChannelSelectionEdit:
                        if self.entry_marked:
                                self.toggleMoveMarked() # unmark current entry
                        self.movemode = False
+                       self.pathChangedDisabled = False # re-enable path change
                        self.mutableList.flushChanges() # FIXME add check if changes was made
                        self.mutableList = None
                        self.instance.setTitle(self.saved_title)
@@ -213,6 +321,7 @@ class ChannelSelectionEdit:
                else:
                        self.mutableList = self.getMutableList()
                        self.movemode = True
+                       self.pathChangedDisabled = True # no path change allowed in movemode
                        self.saved_title = self.instance.getTitle()
                        new_title = self.saved_title
                        new_title += ' ' + _("[move mode]");
@@ -236,8 +345,6 @@ class ChannelSelectionEdit:
        def doContext(self):
                self.session.open(ChannelContextMenu, self)
 
-USE_MULTIBOUQUETS = False
-
 MODE_TV = 0
 MODE_RADIO = 1
 
@@ -247,7 +354,7 @@ class ChannelSelectionBase(Screen):
 
                # this makes it much simple to implement a selectable radio or tv mode :)
                self.service_types_tv = '1:7:1:0:0:0:0:0:0:0:(type == 1) || (type == 17)'
-               self.service_types_radio = '1:7:1:0:0:0:0:0:0:0:(type == 2)'
+               self.service_types_radio = '1:7:2:0:0:0:0:0:0:0:(type == 2)'
 
                self["key_red"] = Button(_("All"))
                self["key_green"] = Button(_("Satellites"))
@@ -259,6 +366,29 @@ class ChannelSelectionBase(Screen):
 
                self.numericalTextInput = NumericalTextInput()
 
+               self.servicePathTV = [ ]
+               self.servicePathRadio = [ ]
+
+               self.pathChangedDisabled = False
+
+               self["ChannelSelectBaseActions"] = NumberActionMap(["ChannelSelectBaseActions", "NumberActions"],
+                       {
+                               "showFavourites": self.showFavourites,
+                               "showAllServices": self.showAllServices,
+                               "showProviders": self.showProviders,
+                               "showSatellites": self.showSatellites,
+                               "1": self.keyNumberGlobal,
+                               "2": self.keyNumberGlobal,
+                               "3": self.keyNumberGlobal,
+                               "4": self.keyNumberGlobal,
+                               "5": self.keyNumberGlobal,
+                               "6": self.keyNumberGlobal,
+                               "7": self.keyNumberGlobal,
+                               "8": self.keyNumberGlobal,
+                               "9": self.keyNumberGlobal,
+                               "0": self.keyNumberGlobal
+                       })
+
        def appendDVBTypes(self, ref):
                path = ref.getPath()
                pos = path.find(' FROM BOUQUET')
@@ -291,12 +421,22 @@ class ChannelSelectionBase(Screen):
                                                offsetCount += 1
                return offsetCount
 
-       def setTvMode(self):
-               self.service_types = self.service_types_tv
-               if USE_MULTIBOUQUETS:
-                       self.bouquet_root = eServiceReference('1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "bouquets.tv" ORDER BY bouquet')
+       def recallBouquetMode(self):
+               if self.mode == MODE_TV:
+                       self.service_types = self.service_types_tv
+                       if currentConfigSelectionElement(config.usage.multibouquet) == "yes":
+                               self.bouquet_rootstr = '1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "bouquets.tv" ORDER BY bouquet'
+                       else:
+                               self.bouquet_rootstr = '%s FROM BOUQUET "userbouquet.favourites.tv" ORDER BY bouquet'%(self.service_types)
                else:
-                       self.bouquet_root = eServiceReference('%s FROM BOUQUET "userbouquet.favourites.tv" ORDER BY bouquet'%(self.service_types))
+                       self.service_types = self.service_types_radio
+                       if currentConfigSelectionElement(config.usage.multibouquet) == "yes":
+                               self.bouquet_rootstr = '1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "bouquets.radio" ORDER BY bouquet'
+                       else:
+                               self.bouquet_rootstr = '%s FROM BOUQUET "userbouquet.favourites.radio" ORDER BY bouquet'%(self.service_types)
+               self.bouquet_root = eServiceReference(self.bouquet_rootstr)
+
+       def setTvMode(self):
                title = self.instance.getTitle()
                pos = title.find(" (")
                if pos != -1:
@@ -304,13 +444,9 @@ class ChannelSelectionBase(Screen):
                title += " (TV)"
                self.instance.setTitle(title)
                self.mode = MODE_TV
+               self.recallBouquetMode()
 
        def setRadioMode(self):
-               self.service_types = self.service_types_radio
-               if USE_MULTIBOUQUETS:
-                       self.bouquet_root = eServiceReference('1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET "bouquets.radio" ORDER BY bouquet')
-               else:
-                       self.bouquet_root = eServiceReference('%s FROM BOUQUET "userbouquet.favourites.radio" ORDER BY bouquet'%(self.service_types))
                title = self.instance.getTitle()
                pos = title.find(" (")
                if pos != -1:
@@ -318,8 +454,9 @@ class ChannelSelectionBase(Screen):
                title += " (Radio)"
                self.instance.setTitle(title)
                self.mode = MODE_RADIO
+               self.recallBouquetMode()
 
-       def setRootBase(self, root, justSet=False):
+       def setRoot(self, root, justSet=False):
                path = root.getPath()
                inBouquetRootList = path.find('FROM BOUQUET "bouquets.') != -1 #FIXME HACK
                pos = path.find(' FROM BOUQUET')
@@ -339,58 +476,136 @@ class ChannelSelectionBase(Screen):
        def moveDown(self):
                self.servicelist.moveDown()
 
+       def clearPath(self):
+               if self.mode == MODE_RADIO:
+                       self.servicePathRadio = [ ]
+               else:
+                       self.servicePathTV = [ ]
+
+       def enterPath(self, ref, justSet=False):
+               if self.mode == MODE_RADIO:
+                       self.servicePathRadio.append(ref)
+               else:
+                       self.servicePathTV.append(ref)
+               self.setRoot(ref, justSet)
+
+       def pathUp(self, justSet=False):
+               if self.mode == MODE_TV:
+                       prev = self.servicePathTV.pop()
+                       length = len(self.servicePathTV)
+                       if length:
+                               current = self.servicePathTV[length-1]
+               else:
+                       prev = self.servicePathRadio.pop()
+                       length = len(self.servicePathRadio)
+                       if length:
+                               current = self.servicePathRadio[length-1]
+               self.setRoot(current, justSet)
+               if not justSet:
+                       self.setCurrentSelection(prev)
+               return prev
+
+       def isBasePathEqual(self, ref):
+               if self.mode == MODE_RADIO and len(self.servicePathRadio) > 1 and self.servicePathRadio[0] == ref:
+                       return True
+               elif self.mode == MODE_TV and len(self.servicePathTV) > 1 and self.servicePathTV[0] == ref:
+                       return True
+               return False
+
+       def isPrevPathEqual(self, ref):
+               path = self.servicePathRadio
+               if self.mode == MODE_TV:
+                       path = self.servicePathTV
+               length = len(path)
+               if length > 1 and path[length-2] == ref:
+                       return True
+               return False
+
+       def preEnterPath(self, refstr):
+               return False
+
        def showAllServices(self):
-               ref = eServiceReference('%s ORDER BY name'%(self.service_types))
-               self.setRoot(ref)
+               if not self.pathChangedDisabled:
+                       refstr = '%s ORDER BY name'%(self.service_types)
+                       if not self.preEnterPath(refstr):
+                               ref = eServiceReference(refstr)
+                               currentRoot = self.getRoot()
+                               if currentRoot is None or currentRoot != ref:
+                                       self.clearPath()
+                                       self.enterPath(ref)
 
        def showSatellites(self):
-               ref = eServiceReference('%s FROM SATELLITES ORDER BY satellitePosition'%(self.service_types))
-               self.setRoot(ref, True)
-               serviceHandler = eServiceCenter.getInstance()
-               servicelist = serviceHandler.list(ref)
-               if not servicelist is None:
-                       while True:
-                               service = servicelist.getNext()
-                               if not service.valid(): #check if end of list
-                                       break
-                               orbpos = service.getData(4) >> 16
-                               if service.getPath().find("FROM PROVIDER") != -1:
-                                       service_name = _("Providers")
+               if not self.pathChangedDisabled:
+                       refstr = '%s FROM SATELLITES ORDER BY satellitePosition'%(self.service_types)
+                       if not self.preEnterPath(refstr):
+                               ref = eServiceReference(refstr)
+                               justSet=False
+                               prev = None
+
+                               if self.isBasePathEqual(ref):
+                                       if self.isPrevPathEqual(ref):
+                                               justSet=True
+                                       prev = self.pathUp(justSet)
                                else:
-                                       service_name = _("Services")
-                               try:
-                                       service_name += str(' - %s'%(nimmanager.getSatDescription(orbpos)))
-                                       service.setName(service_name) # why we need this cast?
-                               except:
-                                       if orbpos > 1800: # west
-                                               service.setName("%s (%3.1f" + _("W") + ")" %(str, (0 - (orbpos - 3600)) / 10.0))
-                                       else:
-                                               service.setName("%s (%3.1f" + _("E") + ")" % (str, orbpos / 10.0))
-                               self.servicelist.addService(service)
-               self.servicelist.finishFill()
+                                       currentRoot = self.getRoot()
+                                       if currentRoot is None or currentRoot != ref:
+                                               justSet=True
+                                               self.clearPath()
+                                               self.enterPath(ref, True)
+                               if justSet:
+                                       serviceHandler = eServiceCenter.getInstance()
+                                       servicelist = serviceHandler.list(ref)
+                                       if not servicelist is None:
+                                               while True:
+                                                       service = servicelist.getNext()
+                                                       if not service.valid(): #check if end of list
+                                                               break
+                                                       orbpos = service.getData(4) >> 16
+                                                       if service.getPath().find("FROM PROVIDER") != -1:
+                                                               service_name = _("Providers")
+                                                       else:
+                                                               service_name = _("Services")
+                                                       try:
+                                                               service_name += str(' - %s'%(nimmanager.getSatDescription(orbpos)))
+                                                               service.setName(service_name) # why we need this cast?
+                                                       except:
+                                                               if orbpos > 1800: # west
+                                                                       service.setName("%s (%3.1f" + _("W") + ")" %(str, (0 - (orbpos - 3600)) / 10.0))
+                                                               else:
+                                                                       service.setName("%s (%3.1f" + _("E") + ")" % (str, orbpos / 10.0))
+                                                       self.servicelist.addService(service)
+                                                       self.servicelist.finishFill()
+                                                       if prev is not None:
+                                                               self.setCurrentSelection(prev)
 
        def showProviders(self):
-               ref = eServiceReference('%s FROM PROVIDERS ORDER BY name'%(self.service_types))
-               self.setRoot(ref)
+               if not self.pathChangedDisabled:
+                       refstr = '%s FROM PROVIDERS ORDER BY name'%(self.service_types)
+                       if not self.preEnterPath(refstr):
+                               ref = eServiceReference(refstr)
+                               if self.isBasePathEqual(ref):
+                                       self.pathUp()
+                               else:
+                                       currentRoot = self.getRoot()
+                                       if currentRoot is None or currentRoot != ref:
+                                               self.clearPath()
+                                               self.enterPath(ref)
 
        def showFavourites(self):
-               self.setRoot(self.bouquet_root)
+               if not self.pathChangedDisabled:
+                       if not self.preEnterPath(self.bouquet_rootstr):
+                               if self.isBasePathEqual(self.bouquet_root):
+                                       self.pathUp()
+                               else:
+                                       currentRoot = self.getRoot()
+                                       if currentRoot is None or currentRoot != self.bouquet_root:
+                                               self.clearPath()
+                                               self.enterPath(self.bouquet_root)
 
        def keyNumberGlobal(self, number):
                char = self.numericalTextInput.getKey(number)
-               print "You pressed number " + str(number)
-               print "You would go to character " + str(char)
                self.servicelist.moveToChar(char)
 
-       def enterBouquet(self, action):
-               if action[:7] == "bouquet":
-                       if action.find("FROM BOUQUET") != -1:
-                               self.setRoot(eServiceReference("1:7:1:0:0:0:0:0:0:0:" + action[8:]))
-                       else:
-                               self.setRoot(eServiceReference("1:0:1:0:0:0:0:0:0:0:" + action[8:]))
-                       return True
-               return False
-
        def getRoot(self):
                return self.servicelist.getRoot()
 
@@ -398,11 +613,16 @@ class ChannelSelectionBase(Screen):
                return self.servicelist.getCurrent()
 
        def setCurrentSelection(self, service):
+               servicepath = service.getPath()
+               pos = servicepath.find(" FROM BOUQUET")
+               if pos != -1:
+                       if self.mode == MODE_TV:
+                               servicepath = '(type == 1)' + servicepath[pos:]
+                       else:
+                               servicepath = '(type == 2)' + servicepath[pos:]
+                       service.setPath(servicepath)
                self.servicelist.setCurrent(service)
 
-       def cancel(self):
-               self.close(None)
-
        def getBouquetList(self):
                serviceCount=0
                bouquets = [ ]
@@ -426,45 +646,24 @@ class ChannelSelectionBase(Screen):
                        return bouquets
                return None
 
-class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit):
+class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelectionEPG):
        def __init__(self, session):
                ChannelSelectionBase.__init__(self,session)
                ChannelSelectionEdit.__init__(self)
+               ChannelSelectionEPG.__init__(self)
 
                #config for lastservice
                config.tv = ConfigSubsection();
                config.tv.lastservice = configElement("config.tv.lastservice", configText, "", 0);
                config.tv.lastroot = configElement("config.tv.lastroot", configText, "", 0);
+               config.tv.prevservice = configElement("config.tv.prevservice", configText, "", 0);
+               config.tv.prevroot = configElement("config.tv.prevroot", configText, "", 0);
 
-               class ChannelActionMap(NumberActionMap):
-                       def action(self, contexts, action):
-                               if not self.csel.enterBouquet(action):
-                                       if action == "cancel":
-                                               self.csel.handleEditCancel()
-                                       NumberActionMap.action(self, contexts, action)
-               self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions"],
+               self["actions"] = ActionMap(["OkCancelActions"],
                        {
                                "cancel": self.cancel,
                                "ok": self.channelSelected,
-                               "mark": self.doMark,
-                               "contextMenu": self.doContext,
-                               "showFavourites": self.showFavourites,
-                               "showAllServices": self.showAllServices,
-                               "showProviders": self.showProviders,
-                               "showSatellites": self.showSatellites,
-                               "showEPGList": self.showEPGList,
-                               "1": self.keyNumberGlobal,
-                               "2": self.keyNumberGlobal,
-                               "3": self.keyNumberGlobal,
-                               "4": self.keyNumberGlobal,
-                               "5": self.keyNumberGlobal,
-                               "6": self.keyNumberGlobal,
-                               "7": self.keyNumberGlobal,
-                               "8": self.keyNumberGlobal,
-                               "9": self.keyNumberGlobal,
-                               "0": self.keyNumberGlobal
                        })
-               self["actions"].csel = self
                self.onShown.append(self.onShow)
 
                self.lastChannelRootTimer = eTimer()
@@ -473,138 +672,186 @@ class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit):
 
        def onCreate(self):
                self.setTvMode()
-               lastroot=eServiceReference(config.tv.lastroot.value)
-               if lastroot.valid():
-                       self.setRoot(lastroot)
-               else:
-                       self.showFavourites()
-                       self.saveRoot(self.getRoot())
-
+               self.servicePathTV = [ ]
+               self.restoreRoot()
                lastservice=eServiceReference(config.tv.lastservice.value)
                if lastservice.valid():
-                       self.servicelist.setCurrent(lastservice)
+                       self.setCurrentSelection(lastservice)
                        self.session.nav.playService(lastservice)
 
        def onShow(self):
+               self.recallBouquetMode()
                ref = self.session.nav.getCurrentlyPlayingServiceReference()
                if ref is not None and ref.valid() and ref.getPath() == "":
                        self.servicelist.setPlayableIgnoreService(ref)
                else:
                        self.servicelist.setPlayableIgnoreService(eServiceReference())
 
-       def showEPGList(self):
-               ref=self.getCurrentSelection()
-               ptr=eEPGCache.getInstance()
-               if ptr.startTimeQuery(ref) != -1:
-                       self.session.open(EPGSelection, ref)
-               else:
-                       print 'no epg for service', ref.toString()
-
        def channelSelected(self):
                ref = self.getCurrentSelection()
                if self.movemode:
                        self.toggleMoveMarked()
                elif (ref.flags & 7) == 7:
-                       self.setRoot(ref)
+                       self.enterPath(ref)
                elif self.bouquet_mark_edit:
                        self.doMark()
                else:
                        self.zap()
                        self.close(ref)
 
-       def setRoot(self, root, justSet=False):
-               if not self.movemode:
-                       self.setRootBase(root, justSet)
-
        #called from infoBar and channelSelected
        def zap(self):
-               self.session.nav.playService(self.getCurrentSelection())
-               self.saveRoot(self.getRoot())
+               ref = self.session.nav.getCurrentlyPlayingServiceReference()
+               if ref is None or ref != self.getCurrentSelection():
+                       self.session.nav.playService(self.getCurrentSelection())
+               self.saveRoot()
                self.saveChannel()
 
-       def saveRoot(self, root):
-               if root is not None:
-                       config.tv.lastroot.value = root.toString()
+       def saveRoot(self):
+               path = ''
+               for i in self.servicePathTV:
+                       path += i.toString()
+                       path += ';'
+               if config.tv.prevroot.value != config.tv.lastroot.value:
+                       config.tv.prevroot.value = config.tv.lastroot.value
+                       config.tv.prevroot.save()
+               if len(path) and path != config.tv.lastroot.value:
+                       config.tv.lastroot.value = path
                        config.tv.lastroot.save()
 
+       def restoreRoot(self):
+               self.servicePathTV = [ ]
+               re = compile('.+?;')
+               tmp = re.findall(config.tv.lastroot.value)
+               cnt = 0
+               for i in tmp:
+                       self.servicePathTV.append(eServiceReference(i[:len(i)-1]))
+                       cnt += 1
+               if cnt:
+                       path = self.servicePathTV.pop()
+                       self.enterPath(path)
+               else:
+                       self.showFavourites()
+                       self.saveRoot()
+
+       def preEnterPath(self, refstr):
+               if len(self.servicePathTV) and self.servicePathTV[0] != eServiceReference(refstr):
+                       pathstr = config.tv.lastroot.value
+                       if pathstr is not None and pathstr.find(refstr) == 0:
+                               self.restoreRoot()
+                               lastservice=eServiceReference(config.tv.lastservice.value)
+                               if lastservice is not None:
+                                       self.setCurrentSelection(lastservice)
+                               return True
+               return False
+
        def saveChannel(self):
                ref = self.session.nav.getCurrentlyPlayingServiceReference()
                if ref is not None:
                        refstr = ref.toString()
                else:
                        refstr = ""
-               config.tv.lastservice.value = refstr
-               config.tv.lastservice.save()
+               if refstr != config.tv.lastservice.value:
+                       config.tv.prevservice.value = config.tv.lastservice.value
+                       config.tv.prevservice.save()
+                       config.tv.lastservice.value = refstr
+                       config.tv.lastservice.save()
+
+       def recallPrevService(self):
+               if len(config.tv.prevservice.value) and len(config.tv.prevroot.value):
+                       if config.tv.lastroot.value != config.tv.prevroot.value:
+                               tmp = config.tv.lastroot.value
+                               config.tv.lastroot.value = config.tv.prevroot.value
+                               config.tv.lastroot.save()
+                               config.tv.prevroot.value = tmp
+                               config.tv.prevroot.save()
+                               self.restoreRoot()
+                       if config.tv.lastservice.value != config.tv.prevservice.value:
+                               tmp = config.tv.lastservice.value
+                               config.tv.lastservice.value = config.tv.prevservice.value
+                               config.tv.lastservice.save()
+                               config.tv.prevservice.value = tmp
+                               config.tv.prevservice.save()
+                               lastservice=eServiceReference(config.tv.lastservice.value)
+                               self.session.nav.playService(lastservice)
+                               self.setCurrentSelection(lastservice)
 
        def cancel(self):
                self.close(None)
-               lastroot=eServiceReference(config.tv.lastroot.value)
+               self.restoreRoot()
                lastservice=eServiceReference(config.tv.lastservice.value)
-               if lastroot.valid() and self.getRoot() != lastroot:
-                       self.setRoot(lastroot)
                if lastservice.valid() and self.getCurrentSelection() != lastservice:
-                       self.servicelist.setCurrent(lastservice)
+                       self.setCurrentSelection(lastservice)
 
-class ServiceInfoWindow(Screen):
+from Screens.InfoBarGenerics import InfoBarEvent, InfoBarServiceName, InfoBarInstantRecord
+
+class RadioInfoBar(Screen, InfoBarEvent, InfoBarServiceName, InfoBarInstantRecord):
        def __init__(self, session):
                Screen.__init__(self, session)
-               self["Service_Name"] = ServiceName(self.session.nav)
+               InfoBarEvent.__init__(self)
+               InfoBarServiceName.__init__(self)
+               InfoBarInstantRecord.__init__(self)
                self["Clock"] = Clock()
-               self["Event_Now_StartTime"] = EventInfo(self.session.nav, EventInfo.Now_StartTime)
-               self["Event_Next_StartTime"] = EventInfo(self.session.nav, EventInfo.Next_StartTime)
-               self["Event_Now"] = EventInfo(self.session.nav, EventInfo.Now)
-               self["Event_Next"] = EventInfo(self.session.nav, EventInfo.Next)
-               self["Event_Now_Duration"] = EventInfo(self.session.nav, EventInfo.Now_Duration)
-               self["Event_Next_Duration"] = EventInfo(self.session.nav, EventInfo.Next_Duration)
-
-class ChannelSelectionRadio(ChannelSelectionBase, ChannelSelectionEdit):
+
+class ChannelSelectionRadio(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelectionEPG):
        def __init__(self, session):
                ChannelSelectionBase.__init__(self, session)
                ChannelSelectionEdit.__init__(self)
+               ChannelSelectionEPG.__init__(self)
 
                config.radio = ConfigSubsection();
                config.radio.lastservice = configElement("config.radio.lastservice", configText, "", 0);
                config.radio.lastroot = configElement("config.radio.lastroot", configText, "", 0);
                self.onLayoutFinish.append(self.onCreate)
 
-               self.info = session.instantiateDialog(ServiceInfoWindow)
+               self.info = session.instantiateDialog(RadioInfoBar)
 
-               class ChannelActionMap(NumberActionMap):
-                       def action(self, contexts, action):
-                               if not self.csel.enterBouquet(action):
-                                       NumberActionMap.action(self, contexts, action)
-               self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions", "TvRadioActions"],
+               self["actions"] = ActionMap(["OkCancelActions", "TvRadioActions"],
                        {
                                "keyTV": self.closeRadio,
                                "keyRadio": self.closeRadio,
-                               "contextMenu": self.doContext,
                                "cancel": self.closeRadio,
                                "ok": self.channelSelected,
-                               "showFavourites": self.showFavourites,
-                               "showAllServices": self.showAllServices,
-                               "showProviders": self.showProviders,
-                               "showSatellites": self.showSatellites,
-                               "1": self.keyNumberGlobal,
-                               "2": self.keyNumberGlobal,
-                               "3": self.keyNumberGlobal,
-                               "4": self.keyNumberGlobal,
-                               "5": self.keyNumberGlobal,
-                               "6": self.keyNumberGlobal,
-                               "7": self.keyNumberGlobal,
-                               "8": self.keyNumberGlobal,
-                               "9": self.keyNumberGlobal,
-                               "0": self.keyNumberGlobal
                        })
-               self["actions"].csel = self
 
-       def onCreate(self):
-               self.setRadioMode()
-               lastroot=eServiceReference(config.radio.lastroot.value)
-               if lastroot.valid():
-                       self.setRoot(lastroot)
+       def saveRoot(self):
+               path = ''
+               for i in self.servicePathRadio:
+                       path += i.toString()
+                       path += ';'
+               if len(path) and path != config.radio.lastroot.value:
+                       config.radio.lastroot.value = path
+                       config.radio.lastroot.save()
+
+       def restoreRoot(self):
+               self.servicePathRadio = [ ]
+               re = compile('.+?;')
+               tmp = re.findall(config.radio.lastroot.value)
+               cnt = 0
+               for i in tmp:
+                       self.servicePathRadio.append(eServiceReference(i[:len(i)-1]))
+                       cnt += 1
+               if cnt:
+                       path = self.servicePathRadio.pop()
+                       self.enterPath(path)
                else:
                        self.showFavourites()
-                       self.saveRoot(self.getRoot())
+                       self.saveRoot()
+
+       def preEnterPath(self, refstr):
+               if len(self.servicePathRadio) and self.servicePathRadio[0] != eServiceReference(refstr):
+                       pathstr = config.radio.lastroot.value
+                       if pathstr is not None and pathstr.find(refstr) == 0:
+                               self.restoreRoot()
+                               lastservice=eServiceReference(config.radio.lastservice.value)
+                               if lastservice is not None:
+                                       self.setCurrentSelection(lastservice)
+                               return True
+               return False
+
+       def onCreate(self):
+               self.setRadioMode()
+               self.restoreRoot()
                lastservice=eServiceReference(config.radio.lastservice.value)
                if lastservice.valid():
                        self.servicelist.setCurrent(lastservice)
@@ -617,19 +864,17 @@ class ChannelSelectionRadio(ChannelSelectionBase, ChannelSelectionEdit):
                if self.movemode:
                        self.toggleMoveMarked()
                elif (ref.flags & 7) == 7:
-                       self.setRoot(ref)
+                       self.enterPath(ref)
                elif self.bouquet_mark_edit:
                        self.doMark()
                else:
-                       self.session.nav.playService(ref)
-                       self.servicelist.setPlayableIgnoreService(ref)
-                       config.radio.lastservice.value = ref.toString()
-                       config.radio.lastservice.save()
-                       config.radio.lastroot.value = self.getRoot().toString()
-                       config.radio.lastroot.save()
-               
-       def setRoot(self, root, justSet=False):
-               self.setRootBase(root, justSet)
+                       playingref = self.session.nav.getCurrentlyPlayingServiceReference()
+                       if playingref is None or playingref != ref:
+                               self.session.nav.playService(ref)
+                               self.servicelist.setPlayableIgnoreService(ref)
+                               config.radio.lastservice.value = ref.toString()
+                               config.radio.lastservice.save()
+                       self.saveRoot()
 
        def closeRadio(self):
                self.info.instance.hide()
@@ -644,32 +889,13 @@ class SimpleChannelSelection(ChannelSelectionBase):
                self.title = title
                self.onShown.append(self.onExecCallback)
 
-               class ChannelActionMap(NumberActionMap):
-                       def action(self, contexts, action):
-                               if not self.csel.enterBouquet(action):
-                                       NumberActionMap.action(self, contexts, action)
-               self["actions"] = ChannelActionMap(["ChannelSelectActions", "OkCancelActions", "ContextMenuActions", "TvRadioActions"],
+               self["actions"] = ActionMap(["OkCancelActions", "TvRadioActions"],
                        {
                                "cancel": self.cancel,
                                "ok": self.channelSelected,
-                               "showFavourites": self.showFavourites,
-                               "showAllServices": self.showAllServices,
-                               "showProviders": self.showProviders,
-                               "showSatellites": self.showSatellites,
                                "keyRadio": self.setModeRadio,
                                "keyTV": self.setModeTv,
-                               "1": self.keyNumberGlobal,
-                               "2": self.keyNumberGlobal,
-                               "3": self.keyNumberGlobal,
-                               "4": self.keyNumberGlobal,
-                               "5": self.keyNumberGlobal,
-                               "6": self.keyNumberGlobal,
-                               "7": self.keyNumberGlobal,
-                               "8": self.keyNumberGlobal,
-                               "9": self.keyNumberGlobal,
-                               "0": self.keyNumberGlobal
                        })
-               self["actions"].csel = self
 
        def onExecCallback(self):
                self.session.currentDialog.instance.setTitle(self.title)
@@ -678,14 +904,11 @@ class SimpleChannelSelection(ChannelSelectionBase):
        def channelSelected(self): # just return selected service
                ref = self.getCurrentSelection()
                if (ref.flags & 7) == 7:
-                       self.setRoot(ref)
+                       self.enterPath(ref)
                else:
                        ref = self.getCurrentSelection()
                        self.close(ref)
 
-       def setRoot(self, root, justSet=False):
-               self.setRootBase(root, justSet)
-
        def setModeTv(self):
                self.setTvMode()
                self.showFavourites()