revert local change (just for testing)
[enigma2.git] / lib / python / Screens / ChannelSelection.py
index d4a1e7cea08d9911cd5eece5d98f3b65efc7c0d2..ff2928ecf14d1dab2f6df9cf69a29b2bf52ad636 100644 (file)
 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 Components.MenuList import MenuList
 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, eServiceCenter, eServiceCenterPtr, iMutableServiceListPtr, iStaticServiceInformationPtr, eTimer, eDVBDB
+from Components.config import config, ConfigSubsection, ConfigText
 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 Components.Sources.Clock import Clock
+from Components.Input import Input
+from Components.ParentalControl import parentalControl
+from Screens.InputBox import InputBox, PinInput
+from Screens.MessageBox import MessageBox
+from ServiceReference import ServiceReference
+from Tools.BoundFunction import boundFunction
+from re import *
+from os import remove
+
+FLAG_SERVICE_NEW_FOUND = 64 #define in lib/dvb/idvb.h as dxNewFound = 64
 
 import xml.dom.minidom
 
-class BouquetSelector(FixedMenu):
-       def __init__(self, session, bouquets, selectedFunc):
+class BouquetSelector(Screen):
+       def __init__(self, session, bouquets, selectedFunc, enableWrapAround=False):
+               Screen.__init__(self, session)
+
                self.selectedFunc=selectedFunc
+
+               self["actions"] = ActionMap(["OkCancelActions"],
+                       {
+                               "ok": self.okbuttonClick,
+                               "cancel": self.cancelClick
+                       })
                entrys = [ ]
                for x in bouquets:
-                       entrys.append((x[0], self.bouquetSelected, x[1]))
-               FixedMenu.__init__(self, session, "Bouquetlist", entrys)
-               self.skinName = "Menu"
+                       entrys.append((x[0], x[1]))
+               self["menu"] = MenuList(entrys, enableWrapAround)
+
+       def getCurrent(self):
+               cur = self["menu"].getCurrent()
+               return cur and cur[1]
+
+       def okbuttonClick(self):
+               self.selectedFunc(self.getCurrent())
+
+       def up(self):
+               self["menu"].up()
+
+       def down(self):
+               self["menu"].down()
 
-       def bouquetSelected(self):
-               self.selectedFunc(self["menu"].getCurrent()[2])
+       def cancelClick(self):
+               self.close(False)
 
-class ChannelContextMenu(FixedMenu):
+class ChannelContextMenu(Screen):
        def __init__(self, session, csel):
+               Screen.__init__(self, session)
                self.csel = csel
+               self.bsel = None
 
+               self["actions"] = ActionMap(["OkCancelActions"],
+                       {
+                               "ok": self.okbuttonClick,
+                               "cancel": self.cancelClick
+                       })
                menu = [ ]
 
-               inBouquetRootList = csel.servicelist.getRoot().getPath().find('FROM BOUQUET "bouquets.') != -1 #FIXME HACK
+               current_root = csel.getRoot()
+               current_sel_path = csel.getCurrentSelection().getPath()
+               current_sel_flags = csel.getCurrentSelection().flags
+               inBouquetRootList = current_root and current_root.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))
+               if not csel.bouquet_mark_edit and not csel.movemode:
+                       if not inBouquetRootList:
+                               if (csel.getCurrentSelection().flags & eServiceReference.flagDirectory) != eServiceReference.flagDirectory:
+                                       if config.ParentalControl.configured.value:
+                                               if parentalControl.getProtectionLevel(csel.getCurrentSelection().toCompareString()) == -1:
+                                                       menu.append((_("add to parental protection"), boundFunction(self.addParentalProtection, csel.getCurrentSelection())))
+                                               else:
+                                                       menu.append((_("remove from parental protection"), boundFunction(self.removeParentalProtection, csel.getCurrentSelection())))
+                                       if haveBouquets:
+                                               menu.append((_("add service to bouquet"), self.addServiceToBouquetSelected))
+                                       else:
+                                               menu.append((_("add service to favourites"), self.addServiceToBouquetSelected))
                                else:
-                                       menu.append((_("add service to favourites"), self.addServiceToBouquetSelected))
-                       if inBouquet:
-                               menu.append((_("remove service"), self.removeCurrentService))
+                                       if haveBouquets:
+                                               if not inBouquet and current_sel_path.find("PROVIDERS") == -1:
+                                                       menu.append((_("copy to favourites"), self.copyCurrentToBouquetList))
+                                       if current_sel_path.find("flags == %d" %(FLAG_SERVICE_NEW_FOUND)) != -1:
+                                               menu.append((_("remove all new found flags"), self.removeAllNewFoundFlags))
+                               if inBouquet:
+                                       menu.append((_("remove entry"), self.removeCurrentService))
+                               if current_root is not None and current_root.getPath().find("flags == %d" %(FLAG_SERVICE_NEW_FOUND)) != -1:
+                                       menu.append((_("remove new found flag"), self.removeNewFoundFlag))
+                       else:
+                                       menu.append((_("add bouquet"), self.showBouquetInputBox))
+                                       menu.append((_("remove entry"), self.removeBouquet))
 
                if inBouquet: # current list is editable?
                        if not csel.bouquet_mark_edit:
                                if not csel.movemode:
+                                       menu.append((_("add marker"), self.showMarkerInputBox))
                                        menu.append((_("enable move mode"), self.toggleMoveMode))
                                        if not inBouquetRootList:
                                                if haveBouquets:
@@ -64,10 +121,37 @@ class ChannelContextMenu(FixedMenu):
                                        menu.append((_("end favourites edit"), self.bouquetMarkEnd))
                                        menu.append((_("abort favourites edit"), self.bouquetMarkAbort))
 
-               menu.append((_("back"), self.close))
+               menu.append((_("back"), self.cancelClick))
+               self["menu"] = MenuList(menu)
+
+       def okbuttonClick(self):
+               self["menu"].getCurrent()[1]()
 
-               FixedMenu.__init__(self, session, _("Channel Selection"), menu)
-               self.skinName = "Menu"
+       def cancelClick(self):
+               self.close(False)
+               
+       def showBouquetInputBox(self):
+               self.session.openWithCallback(self.bouquetInputCallback, InputBox, title=_("Please enter a name for the new bouquet"), text="bouquetname", maxSize=False, type=Input.TEXT)
+
+       def bouquetInputCallback(self, bouquet):
+               if bouquet is not None:
+                       self.csel.addBouquet(bouquet, None)
+               self.close()
+
+       def addParentalProtection(self, service):
+               parentalControl.protectService(service.toCompareString())
+               self.close()
+
+       def removeParentalProtection(self, service):
+               self.session.openWithCallback(boundFunction(self.pinEntered, service.toCompareString()), PinInput, pinList = [config.ParentalControl.servicepin[0].value], triesEntry = config.ParentalControl.retries.servicepin, title = _("Enter the service pin"), windowTitle = _("Change pin code"))
+
+       def pinEntered(self, service, result):
+               if result:
+                       parentalControl.unProtectService(service)
+                       self.close()
+               else:
+                       self.session.openWithCallback(self.close, MessageBox, _("The pin code you entered is wrong."), MessageBox.TYPE_ERROR)
+               
 
        def addServiceToBouquetSelected(self):
                bouquets = self.csel.getBouquetList()
@@ -76,15 +160,39 @@ class ChannelContextMenu(FixedMenu):
                else:
                        cnt = len(bouquets)
                if cnt > 1: # show bouquet list
-                       self.session.open(BouquetSelector, bouquets, self.addCurrentServiceToBouquet)
+                       self.bsel = self.session.openWithCallback(self.bouquetSelClosed, BouquetSelector, bouquets, self.addCurrentServiceToBouquet)
                elif cnt == 1: # add to only one existing bouquet
                        self.addCurrentServiceToBouquet(bouquets[0][1])
                else: #no bouquets in root.. so assume only one favourite list is used
                        self.addCurrentServiceToBouquet(self.csel.bouquet_root)
 
+       def bouquetSelClosed(self, recursive):
+               self.bsel = None
+               if recursive:
+                       self.close(False)
+
+       def copyCurrentToBouquetList(self):
+               self.csel.copyCurrentToBouquetList()
+               self.close()
+
+       def removeBouquet(self):
+               self.csel.removeBouquet()
+               self.close()
+
+       def showMarkerInputBox(self):
+               self.session.openWithCallback(self.markerInputCallback, InputBox, title=_("Please enter a name for the new marker"), text="markername", maxSize=False, type=Input.TEXT)
+
+       def markerInputCallback(self, marker):
+               if marker is not None:
+                       self.csel.addMarker(marker)
+               self.close()
+
        def addCurrentServiceToBouquet(self, dest):
                self.csel.addCurrentServiceToBouquet(dest)
-               self.close()
+               if self.bsel is not None:
+                       self.bsel.close(True)
+               else:
+                       self.close(True) # close bouquet selection
 
        def removeCurrentService(self):
                self.csel.removeCurrentService()
@@ -106,6 +214,36 @@ class ChannelContextMenu(FixedMenu):
                self.csel.endMarkedEdit(abort=True)
                self.close()
 
+       def removeNewFoundFlag(self):
+               eDVBDB.getInstance().removeFlag(self.csel.getCurrentSelection(), FLAG_SERVICE_NEW_FOUND)
+               self.close()
+
+       def removeAllNewFoundFlags(self):
+               curpath = self.csel.getCurrentSelection().getPath()
+               idx = curpath.find("satellitePosition == ")
+               if idx != -1:
+                       tmp = curpath[idx+21:]
+                       idx = tmp.find(')')
+                       if idx != -1:
+                               satpos = int(tmp[:idx])
+                               eDVBDB.getInstance().removeFlags(FLAG_SERVICE_NEW_FOUND, -1, -1, -1, satpos)
+               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
@@ -116,39 +254,143 @@ 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()
+                                       return 0 # fall-trough
+                               elif action == "ok":
+                                       return 0 # fall-trough
+                               else:
+                                       return 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()
-               list = serviceHandler.list(root)
+                       root=self.getRoot()
+               list = root and 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 addMarker(self, name):
+               current = self.servicelist.getCurrent()
+               mutableList = self.getMutableList()
+               cnt = 0
+               while mutableList:
+                       str = '1:64:%d:0:0:0:0:0:0:0::%s'%(cnt, name)
+                       ref = eServiceReference(str)
+                       if current and current.valid():
+                               if not mutableList.addService(ref, current):
+                                       self.servicelist.addService(ref, True)
+                                       mutableList.flushChanges()
+                                       break
+                       elif not mutableList.addService(ref):
+                               self.servicelist.addService(ref, True)
+                               mutableList.flushChanges()
+                               break
+                       cnt+=1
+
+       def addBouquet(self, bName, services):
+               serviceHandler = eServiceCenter.getInstance()
+               mutableBouquetList = serviceHandler.list(self.bouquet_root).startEdit()
+               if mutableBouquetList:
+                       if self.mode == MODE_TV:
+                               bName += " (TV)"
+                               str = '1:7:1:0:0:0:0:0:0:0:(type == 1) FROM BOUQUET \"userbouquet.%s.tv\" ORDER BY bouquet'%(self.buildBouquetID(bName))
+                       else:
+                               bName += " (Radio)"
+                               str = '1:7:2:0:0:0:0:0:0:0:(type == 2) FROM BOUQUET \"userbouquet.%s.radio\" ORDER BY bouquet'%(self.buildBouquetID(bName))
+                       new_bouquet_ref = eServiceReference(str)
+                       if not mutableBouquetList.addService(new_bouquet_ref):
+                               self.bouquetNumOffsetCache = { }
+                               mutableBouquetList.flushChanges()
+                               eDVBDB.getInstance().reloadBouquets()
+                               mutableBouquet = serviceHandler.list(new_bouquet_ref).startEdit()
+                               if mutableBouquet:
+                                       mutableBouquet.setListName(bName)
+                                       if services is not None:
+                                               for service in services:
+                                                       if mutableBouquet.addService(service):
+                                                               print "add", service.toString(), "to new bouquet failed"
+                                                       else:
+                                                               current = self.servicelist.getCurrent()
+                                                               if current and current.toString() == self.bouquet_rootstr:
+                                                                       self.servicelist.addService(service, True)
+                                       mutableBouquet.flushChanges()
+                               else:
+                                       print "get mutable list for new created bouquet failed"
+                       else:
+                               print "add", str, "to bouquets failed"
+               else:
+                       print "bouquetlist is not editable"
+
+       def copyCurrentToBouquetList(self):
+               provider = ServiceReference(self.getCurrentSelection())
+               providerName = provider.getServiceName()
+               serviceHandler = eServiceCenter.getInstance()
+               services = serviceHandler.list(provider.ref)
+               self.addBouquet(providerName, services and services.getContent('R', True))
+
+       def removeBouquet(self):
+               refstr = self.getCurrentSelection().toString()
+               self.bouquetNumOffsetCache = { }
+               pos = refstr.find('FROM BOUQUET "')
+               if pos != -1:
+                       refstr = refstr[pos+14:]
+                       pos = refstr.find('"')
+                       if pos != -1:
+                               filename = '/etc/enigma2/' + refstr[:pos] # FIXMEEE !!! HARDCODED /etc/enigma2
+               self.removeCurrentService()
+               try:
+                       remove(filename)
+               except OSError:
+                       print "error during remove of", filename
+
 #  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.clearMarks() # this clears the internal marked set in the listboxservicecontent
                self.saved_title = self.instance.getTitle()
-               new_title = self.saved_title
+               pos = self.saved_title.find(')')
+               new_title = self.saved_title[:pos+1]
                if self.bouquet_root.getPath().find('FROM BOUQUET "bouquets.') != -1:
                        new_title += ' ' + _("[bouquet edit]")
                else:
                        new_title += ' ' + _("[favourite edit]")
-               self.instance.setTitle(new_title)
+               self.setTitle(new_title)
                self.bouquet_mark_edit = True
                self.__marked = self.servicelist.getRootServices()
                for x in self.__marked:
                        self.servicelist.addMarked(eServiceReference(x))
-               self.saved_root = self.getRoot()
+               self.savedPath = self.servicePath[:]
                self.showAllServices()
 
        def endMarkedEdit(self, abort):
                if not abort and self.mutableList is not None:
+                       self.bouquetNumOffsetCache = { }
                        new_marked = set(self.servicelist.getMarked())
                        old_marked = set(self.__marked)
                        removed = old_marked - new_marked
@@ -165,11 +407,15 @@ class ChannelSelectionEdit:
                self.__marked = []
                self.clearMarks()
                self.bouquet_mark_edit = False
-               self.bouquetRoot = None
                self.mutableList = None
-               self.instance.setTitle(self.saved_title)
+               self.setTitle(self.saved_title)
                self.saved_title = None
-               self.setRoot(self.saved_root)
+               # self.servicePath is just a reference to servicePathTv or Radio...
+               # so we never ever do use the asignment operator in self.servicePath
+               del self.servicePath[:] # remove all elements
+               self.servicePath += self.savedPath # add saved elements
+               del self.savedPath
+               self.setRoot(self.servicePath[len(self.servicePath)-1])
 
        def clearMarks(self):
                self.servicelist.clearMarks()
@@ -186,37 +432,38 @@ class ChannelSelectionEdit:
                mutableList = self.getMutableList()
                if ref.valid() and mutableList is not None:
                        if not mutableList.removeService(ref):
-                               currentIndex = self.servicelist.getCurrentIndex()
-                               self.servicelist.moveDown()
-                               if self.servicelist.getCurrentIndex() == currentIndex:
-                                       currentIndex -= 1
+                               self.bouquetNumOffsetCache = { }
                                mutableList.flushChanges() #FIXME dont flush on each single removed service
-                               self.setRoot(self.servicelist.getRoot())
-                               self.servicelist.moveToIndex(currentIndex)
+                               self.servicelist.removeCurrent()
 
        def addCurrentServiceToBouquet(self, dest):
                mutableList = self.getMutableList(dest)
                if not mutableList is None:
                        if not mutableList.addService(self.servicelist.getCurrent()):
+                               self.bouquetNumOffsetCache = { }
                                mutableList.flushChanges()
-               self.close()
 
        def toggleMoveMode(self):
                if self.movemode:
                        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)
+                       self.setTitle(self.saved_title)
                        self.saved_title = None
+                       if self.getRoot() == self.bouquet_root:
+                               self.bouquetNumOffsetCache = { }
                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]");
-                       self.instance.setTitle(new_title);
+                       pos = self.saved_title.find(')')
+                       new_title = self.saved_title[:pos+1] + ' ' + _("[move mode]") + self.saved_title[pos+1:]
+                       self.setTitle(new_title);
 
        def handleEditCancel(self):
                if self.movemode: #movemode active?
@@ -236,19 +483,17 @@ class ChannelSelectionEdit:
        def doContext(self):
                self.session.open(ChannelContextMenu, self)
 
-USE_MULTIBOUQUETS = False
-
 MODE_TV = 0
 MODE_RADIO = 1
 
+# this makes it much simple to implement a selectable radio or tv mode :)
+service_types_tv = '1:7:1:0:0:0:0:0:0:0:(type == 1) || (type == 17) || (type == 195) || (type == 25)'
+service_types_radio = '1:7:2:0:0:0:0:0:0:0:(type == 2)'
+
 class ChannelSelectionBase(Screen):
        def __init__(self, session):
                Screen.__init__(self, session)
 
-               # 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["key_red"] = Button(_("All"))
                self["key_green"] = Button(_("Satellites"))
                self["key_yellow"] = Button(_("Provider"))
@@ -258,6 +503,40 @@ class ChannelSelectionBase(Screen):
                self.servicelist = self["list"]
 
                self.numericalTextInput = NumericalTextInput()
+               self.numericalTextInput.setUseableChars(u'1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZ')
+
+               self.servicePathTV = [ ]
+               self.servicePathRadio = [ ]
+               self.servicePath = [ ]
+
+               self.mode = MODE_TV
+
+               self.pathChangedDisabled = False
+
+               self.bouquetNumOffsetCache = { }
+
+               self["ChannelSelectBaseActions"] = NumberActionMap(["ChannelSelectBaseActions", "NumberActions"],
+                       {
+                               "showFavourites": self.showFavourites,
+                               "showAllServices": self.showAllServices,
+                               "showProviders": self.showProviders,
+                               "showSatellites": self.showSatellites,
+                               "nextBouquet": self.nextBouquet,
+                               "prevBouquet": self.prevBouquet,
+                               "nextMarker": self.nextMarker,
+                               "prevMarker": self.prevMarker,
+                               "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.keyNumber0
+                       })
+               self.recallBouquetMode()
 
        def appendDVBTypes(self, ref):
                path = ref.getPath()
@@ -267,59 +546,72 @@ class ChannelSelectionBase(Screen):
                return ref
 
        def getBouquetNumOffset(self, bouquet):
-               bouquet = self.appendDVBTypes(bouquet)
                if self.bouquet_root.getPath().find('FROM BOUQUET "bouquets.') == -1: #FIXME HACK
                        return 0
-               offsetCount = 0
-               serviceHandler = eServiceCenter.getInstance()
-               bouquetlist = serviceHandler.list(self.bouquet_root)
-               if not bouquetlist is None:
-                       while True:
-                               bouquetIterator = self.appendDVBTypes(bouquetlist.getNext())
-                               if not bouquetIterator.valid() or bouquetIterator == bouquet: #end of list or bouquet found
-                                       break
-                               if ((bouquetIterator.flags & eServiceReference.flagDirectory) != eServiceReference.flagDirectory):
-                                       continue
-                               servicelist = serviceHandler.list(bouquetIterator)
-                               if not servicelist is None:
-                                       while True:
-                                               serviceIterator = servicelist.getNext()
-                                               if not serviceIterator.valid(): #check if end of list
-                                                       break
-                                               if serviceIterator.flags: #playable services have no flags
-                                                       continue
-                                               offsetCount += 1
-               return offsetCount
+               bouquet = self.appendDVBTypes(bouquet)
+               try:
+                       return self.bouquetNumOffsetCache[bouquet.toString()]
+               except:
+                       offsetCount = 0
+                       serviceHandler = eServiceCenter.getInstance()
+                       bouquetlist = serviceHandler.list(self.bouquet_root)
+                       if not bouquetlist is None:
+                               while True:
+                                       bouquetIterator = self.appendDVBTypes(bouquetlist.getNext())
+                                       if not bouquetIterator.valid(): #end of list
+                                               break
+                                       self.bouquetNumOffsetCache[bouquetIterator.toString()]=offsetCount
+                                       if ((bouquetIterator.flags & eServiceReference.flagDirectory) != eServiceReference.flagDirectory):
+                                               continue
+                                       servicelist = serviceHandler.list(bouquetIterator)
+                                       if not servicelist is None:
+                                               while True:
+                                                       serviceIterator = servicelist.getNext()
+                                                       if not serviceIterator.valid(): #check if end of list
+                                                               break
+                                                       if serviceIterator.flags: #playable services have no flags
+                                                               continue
+                                                       offsetCount += 1
+               return self.bouquetNumOffsetCache.get(bouquet.toString(), offsetCount)
+
+       def recallBouquetMode(self):
+               if self.mode == MODE_TV:
+                       self.service_types = service_types_tv
+                       if config.usage.multibouquet.value:
+                               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.service_types = service_types_radio
+                       if config.usage.multibouquet.value:
+                               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):
-               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')
-               else:
-                       self.bouquet_root = eServiceReference('%s FROM BOUQUET "userbouquet.favourites.tv" ORDER BY bouquet'%(self.service_types))
+               self.mode = MODE_TV
+               self.servicePath = self.servicePathTV
+               self.recallBouquetMode()
                title = self.instance.getTitle()
                pos = title.find(" (")
                if pos != -1:
                        title = title[:pos]
                title += " (TV)"
-               self.instance.setTitle(title)
-               self.mode = MODE_TV
+               self.setTitle(title)
 
        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))
+               self.mode = MODE_RADIO
+               self.servicePath = self.servicePathRadio
+               self.recallBouquetMode()
                title = self.instance.getTitle()
                pos = title.find(" (")
                if pos != -1:
                        title = title[:pos]
                title += " (Radio)"
-               self.instance.setTitle(title)
-               self.mode = MODE_RADIO
+               self.setTitle(title)
 
-       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')
@@ -332,6 +624,53 @@ class ChannelSelectionBase(Screen):
                else:
                        self.servicelist.setMode(ServiceList.MODE_NORMAL)
                self.servicelist.setRoot(root, justSet)
+               self.buildTitleString()
+
+       def removeModeStr(self, str):
+               if self.mode == MODE_TV:
+                       pos = str.find(' (TV)')
+               else:
+                       pos = str.find(' (Radio)')
+               if pos != -1:
+                       return str[:pos]
+               return str
+
+       def getServiceName(self, ref):
+               str = self.removeModeStr(ServiceReference(ref).getServiceName())
+               if not len(str):
+                       pathstr = ref.getPath()
+                       if pathstr.find('FROM PROVIDERS') != -1:
+                               return _("Provider")
+                       if pathstr.find('FROM SATELLITES') != -1:
+                               return _("Satellites")
+                       if pathstr.find(') ORDER BY name') != -1:
+                               return _("All")
+               return str
+
+       def buildTitleString(self):
+               titleStr = self.instance.getTitle()
+               pos = titleStr.find(']')
+               if pos == -1:
+                       pos = titleStr.find(')')
+               if pos != -1:
+                       titleStr = titleStr[:pos+1]
+                       Len = len(self.servicePath)
+                       if Len > 0:
+                               base_ref = self.servicePath[0]
+                               if Len > 1:
+                                       end_ref = self.servicePath[Len-1]
+                               else:
+                                       end_ref = None
+                               nameStr = self.getServiceName(base_ref)
+                               titleStr += ' ' + nameStr
+                               if end_ref is not None:
+                                       if Len > 2:
+                                               titleStr += '/../'
+                                       else:
+                                               titleStr += '/'
+                                       nameStr = self.getServiceName(end_ref)
+                                       titleStr += nameStr
+                               self.setTitle(titleStr)
 
        def moveUp(self):
                self.servicelist.moveUp()
@@ -339,57 +678,156 @@ class ChannelSelectionBase(Screen):
        def moveDown(self):
                self.servicelist.moveDown()
 
+       def clearPath(self):
+               del self.servicePath[:]
+
+       def enterPath(self, ref, justSet=False):
+               self.servicePath.append(ref)
+               self.setRoot(ref, justSet)
+
+       def pathUp(self, justSet=False):
+               prev = self.servicePath.pop()
+               length = len(self.servicePath)
+               if length:
+                       current = self.servicePath[length-1]
+                       self.setRoot(current, justSet)
+                       if not justSet:
+                               self.setCurrentSelection(prev)
+               return prev
+
+       def isBasePathEqual(self, ref):
+               if len(self.servicePath) > 1 and self.servicePath[0] == ref:
+                       return True
+               return False
+
+       def isPrevPathEqual(self, ref):
+               length = len(self.servicePath)
+               if length > 1 and self.servicePath[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.getUnsignedData(4) >> 16
+                                                       if service.getPath().find("FROM PROVIDER") != -1:
+                                                               service_name = _("Providers")
+                                                       elif service.getPath().find("flags == %d" %(FLAG_SERVICE_NEW_FOUND)) != -1:
+                                                               service_name = _("New")
+                                                       else:
+                                                               service_name = _("Services")
+                                                       try:
+                                                               service_name += str(' - %s'%(nimmanager.getSatDescription(orbpos)))
+                                                               service.setName(service_name) # why we need this cast?
+                                                       except:
+                                                               if orbpos == 0xFFFF: #Cable
+                                                                       n = ("%s (%s)") % (service_name, _("Cable"))
+                                                               elif orbpos == 0xEEEE: #Terrestrial
+                                                                       n = ("%s (%s)") % (service_name, _("Terrestrial"))
+                                                               else:
+                                                                       if orbpos > 1800: # west
+                                                                               orbpos = 3600 - orbpos
+                                                                               h = _("W")
+                                                                       else:
+                                                                               h = _("E")
+                                                                       n = ("%s (%d.%d" + h + ")") % (service_name, orbpos / 10, orbpos % 10)
+                                                               service.setName(n)
+                                                       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 changeBouquet(self, direction):
+               if not self.pathChangedDisabled:
+                       if self.isBasePathEqual(self.bouquet_root):
+                               self.pathUp()
+                               if direction < 0:
+                                       self.moveUp()
+                               else:
+                                       self.moveDown()
+                               ref = self.getCurrentSelection()
+                               self.enterPath(ref)
+
+       def inBouquet(self):
+               return self.isBasePathEqual(self.bouquet_root)
+
+       def atBegin(self):
+               return self.servicelist.atBegin()
+
+       def atEnd(self):
+               return self.servicelist.atEnd()
+
+       def nextBouquet(self):
+               self.changeBouquet(+1)
+
+       def prevBouquet(self):
+               self.changeBouquet(-1)
 
        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
+               unichar = self.numericalTextInput.getKey(number)
+               charstr = unichar.encode("utf-8")
+               if len(charstr) == 1:
+                       self.servicelist.moveToChar(charstr[0])
 
        def getRoot(self):
                return self.servicelist.getRoot()
@@ -398,11 +836,16 @@ 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 = [ ]
@@ -426,106 +869,220 @@ class ChannelSelectionBase(Screen):
                        return bouquets
                return None
 
-class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit):
+       def keyNumber0(self, num):
+               if len(self.servicePath) > 1:
+                       self.keyGoUp()
+               else:
+                       self.keyNumberGlobal(num)
+
+       def keyGoUp(self):
+               if len(self.servicePath) > 1:
+                       if self.isBasePathEqual(self.bouquet_root):
+                               self.showFavourites()
+                       else:
+                               ref = eServiceReference('%s FROM SATELLITES ORDER BY satellitePosition'%(self.service_types))
+                               if self.isBasePathEqual(ref):
+                                       self.showSatellites()
+                               else:
+                                       ref = eServiceReference('%s FROM PROVIDERS ORDER BY name'%(self.service_types))
+                                       if self.isBasePathEqual(ref):
+                                               self.showProviders()
+                                       else:
+                                               self.showAllServices()
+
+       def nextMarker(self):
+               self.servicelist.moveToNextMarker()
+
+       def prevMarker(self):
+               self.servicelist.moveToPrevMarker()
+
+HISTORYSIZE = 20
+
+#config for lastservice
+config.tv = ConfigSubsection()
+config.tv.lastservice = ConfigText()
+config.tv.lastroot = ConfigText()
+config.radio = ConfigSubsection()
+config.radio.lastservice = ConfigText()
+config.radio.lastroot = ConfigText()
+config.servicelist = ConfigSubsection()
+config.servicelist.lastmode = ConfigText(default = "tv")
+
+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);
-
-               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", "TvRadioActions"],
                        {
                                "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
+                               "keyRadio": self.setModeRadio,
+                               "keyTV": self.setModeTv,
                        })
-               self["actions"].csel = self
-               self.onShown.append(self.onShow)
+
+               self.onShown.append(self.__onShown)
 
                self.lastChannelRootTimer = eTimer()
-               self.lastChannelRootTimer.timeout.get().append(self.onCreate)
+               self.lastChannelRootTimer.timeout.get().append(self.__onCreate)
                self.lastChannelRootTimer.start(100,True)
 
-       def onCreate(self):
+               self.history_tv = [ ]
+               self.history_radio = [ ]
+               self.history = self.history_tv
+               self.history_pos = 0
+
+               self.lastservice = config.tv.lastservice
+               self.lastroot = config.tv.lastroot
+               self.revertMode = None
+
+       def setMode(self):
+               self.restoreRoot()
+               lastservice=eServiceReference(self.lastservice.value)
+               if lastservice.valid():
+                       self.setCurrentSelection(lastservice)
+
+       def setModeTv(self):
+               if self.revertMode is None and config.servicelist.lastmode.value == "radio":
+                       self.revertMode = MODE_RADIO
+               self.history = self.history_tv
+               self.lastservice = config.tv.lastservice
+               self.lastroot = config.tv.lastroot
+               config.servicelist.lastmode.value = "tv"
                self.setTvMode()
-               lastroot=eServiceReference(config.tv.lastroot.value)
-               if lastroot.valid():
-                       self.setRoot(lastroot)
-               else:
-                       self.showFavourites()
-                       self.saveRoot(self.getRoot())
+               self.setMode()
 
-               lastservice=eServiceReference(config.tv.lastservice.value)
+       def setModeRadio(self):
+               if self.revertMode is None and config.servicelist.lastmode.value == "tv":
+                       self.revertMode = MODE_TV
+               if config.usage.e1like_radio_mode.value:
+                       self.history = self.history_radio
+                       self.lastservice = config.radio.lastservice
+                       self.lastroot = config.radio.lastroot
+                       config.servicelist.lastmode.value = "radio"
+                       self.setRadioMode()
+                       self.setMode()
+
+       def __onCreate(self):
+               if config.usage.e1like_radio_mode.value:
+                       if config.servicelist.lastmode.value == "tv":
+                               self.setModeTv()
+                       else:
+                               self.setModeRadio()
+               else:
+                       self.setModeTv()
+               lastservice=eServiceReference(self.lastservice.value)
                if lastservice.valid():
-                       self.servicelist.setCurrent(lastservice)
-                       self.session.nav.playService(lastservice)
+                       self.zap()
 
-       def onShow(self):
+       def __onShown(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:
+               elif not (ref.flags & 64): # no marker
                        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())
+               self.revertMode=None
+               ref = self.session.nav.getCurrentlyPlayingServiceReference()
+               nref = self.getCurrentSelection()
+               if ref is None or ref != nref:
+                       self.session.nav.playService(nref)
+                       self.saveRoot()
+                       self.saveChannel()
+                       config.servicelist.lastmode.save()
+                       self.addToHistory(nref)
+
+       def addToHistory(self, ref):
+               if self.servicePath is not None:
+                       tmp=self.servicePath[:]
+                       tmp.append(ref)
+                       try:
+                               del self.history[self.history_pos+1:]
+                       except:
+                               pass
+                       self.history.append(tmp)
+                       hlen = len(self.history)
+                       if hlen > HISTORYSIZE:
+                               del self.history[0]
+                               hlen -= 1
+                       self.history_pos = hlen-1
+
+       def historyBack(self):
+               hlen = len(self.history)
+               if hlen > 1 and self.history_pos > 0:
+                       self.history_pos -= 1
+                       self.setHistoryPath()
+
+       def historyNext(self):
+               hlen = len(self.history)
+               if hlen > 1 and self.history_pos < (hlen-1):
+                       self.history_pos += 1
+                       self.setHistoryPath()
+
+       def setHistoryPath(self):
+               path = self.history[self.history_pos][:]
+               ref = path.pop()
+               del self.servicePath[:]
+               self.servicePath += path
+               self.saveRoot()
+               plen = len(path)
+               root = path[plen-1]
+               if self.getRoot() != root:
+                       self.setRoot(root)
+               self.session.nav.playService(ref)
+               self.setCurrentSelection(ref)
                self.saveChannel()
 
-       def saveRoot(self, root):
-               if root is not None:
-                       config.tv.lastroot.value = root.toString()
-                       config.tv.lastroot.save()
+       def saveRoot(self):
+               path = ''
+               for i in self.servicePath:
+                       path += i.toString()
+                       path += ';'
+               if len(path) and path != self.lastroot.value:
+                       self.lastroot.value = path
+                       self.lastroot.save()
+
+       def restoreRoot(self):
+               self.clearPath()
+               re = compile('.+?;')
+               tmp = re.findall(self.lastroot.value)
+               cnt = 0
+               for i in tmp:
+                       self.servicePath.append(eServiceReference(i[:len(i)-1]))
+                       cnt += 1
+               if cnt:
+                       path = self.servicePath.pop()
+                       self.enterPath(path)
+               else:
+                       self.showFavourites()
+                       self.saveRoot()
+
+       def preEnterPath(self, refstr):
+               if len(self.servicePath) and self.servicePath[0] != eServiceReference(refstr):
+                       pathstr = self.lastroot.value
+                       if pathstr is not None and pathstr.find(refstr) == 0:
+                               self.restoreRoot()
+                               lastservice=eServiceReference(self.lastservice.value)
+                               if lastservice.valid():
+                                       self.setCurrentSelection(lastservice)
+                               return True
+               return False
 
        def saveChannel(self):
                ref = self.session.nav.getCurrentlyPlayingServiceReference()
@@ -533,106 +1090,149 @@ class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit):
                        refstr = ref.toString()
                else:
                        refstr = ""
-               config.tv.lastservice.value = refstr
-               config.tv.lastservice.save()
+               if refstr != self.lastservice.value:
+                       self.lastservice.value = refstr
+                       self.lastservice.save()
+
+       def setCurrentServicePath(self, path):
+               hlen = len(self.history)
+               if hlen > 0:
+                       self.history[self.history_pos] = path
+               else:
+                       self.history.append(path)
+               self.setHistoryPath()
+
+       def getCurrentServicePath(self):
+               hlen = len(self.history)
+               if hlen > 0:
+                       return self.history[self.history_pos]
+               return None
+
+       def recallPrevService(self):
+               hlen = len(self.history)
+               if hlen > 1:
+                       if self.history_pos == hlen-1:
+                               tmp = self.history[self.history_pos]
+                               self.history[self.history_pos] = self.history[self.history_pos-1]
+                               self.history[self.history_pos-1] = tmp
+                       else:
+                               tmp = self.history[self.history_pos+1]
+                               self.history[self.history_pos+1] = self.history[self.history_pos]
+                               self.history[self.history_pos] = tmp
+                       self.setHistoryPath()
 
        def cancel(self):
+               if self.revertMode is None:
+                       self.restoreRoot()
+                       lastservice=eServiceReference(self.lastservice.value)
+                       if lastservice.valid() and self.getCurrentSelection() != lastservice:
+                               self.setCurrentSelection(lastservice)
+               elif self.revertMode == MODE_TV:
+                       self.setModeTv()
+               elif self.revertMode == MODE_RADIO:
+                       self.setModeRadio()
+               self.revertMode = None
                self.close(None)
-               lastroot=eServiceReference(config.tv.lastroot.value)
-               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)
 
-class ServiceInfoWindow(Screen):
+from Screens.InfoBarGenerics import InfoBarEvent, InfoBarServiceName, InfoBarInstantRecord, InfoBarRadioText
+
+class RadioInfoBar(Screen, InfoBarEvent, InfoBarServiceName, InfoBarInstantRecord):
        def __init__(self, session):
                Screen.__init__(self, session)
-               self["Service_Name"] = ServiceName(self.session.nav)
-               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):
+               InfoBarEvent.__init__(self)
+               InfoBarServiceName.__init__(self)
+               InfoBarInstantRecord.__init__(self)
+               self["CurrentTime"] = Clock()
+
+class ChannelSelectionRadio(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelectionEPG, InfoBarRadioText):
+
+       ALLOW_SUSPEND = True
+
        def __init__(self, session):
                ChannelSelectionBase.__init__(self, session)
                ChannelSelectionEdit.__init__(self)
+               ChannelSelectionEPG.__init__(self)
+               InfoBarRadioText.__init__(self)
 
                config.radio = ConfigSubsection();
-               config.radio.lastservice = configElement("config.radio.lastservice", configText, "", 0);
-               config.radio.lastroot = configElement("config.radio.lastroot", configText, "", 0);
+               config.radio.lastservice = ConfigText()
+               config.radio.lastroot = ConfigText()
                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.clearPath()
+               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.valid():
+                                       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)
                        self.session.nav.playService(lastservice)
                        self.servicelist.setPlayableIgnoreService(lastservice)
-               self.info.instance.show()
+               self.info.show()
 
        def channelSelected(self): # just return selected service
                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.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)
+               elif not (ref.flags & 64): # no marker
+                       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()
+               self.info.hide()
                #set previous tv service
                lastservice=eServiceReference(config.tv.lastservice.value)
                self.session.nav.playService(lastservice)
@@ -642,50 +1242,28 @@ class SimpleChannelSelection(ChannelSelectionBase):
        def __init__(self, session, title):
                ChannelSelectionBase.__init__(self, session)
                self.title = title
-               self.onShown.append(self.onExecCallback)
+               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,
+                               "cancel": self.close,
                                "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)
+       def __onExecCallback(self):
+               self.setTitle(self.title)
                self.setModeTv()
 
        def channelSelected(self): # just return selected service
                ref = self.getCurrentSelection()
                if (ref.flags & 7) == 7:
-                       self.setRoot(ref)
-               else:
+                       self.enterPath(ref)
+               elif not (ref.flags & 64):
                        ref = self.getCurrentSelection()
                        self.close(ref)
 
-       def setRoot(self, root, justSet=False):
-               self.setRootBase(root, justSet)
-
        def setModeTv(self):
                self.setTvMode()
                self.showFavourites()