speedup opening of long movielists
[enigma2.git] / lib / python / Screens / ChannelSelection.py
index 3a093dee30c05f6adf7f8d306387064f85b2bce8..d8aa39d45e3f2c456d6661a84b3be46c3a6f87b3 100644 (file)
@@ -12,6 +12,8 @@ from Components.NimManager import nimmanager
 from Components.ServiceName import ServiceName
 from Components.Clock import Clock
 from Components.EventInfo import EventInfo
+from Components.Input import Input
+from Screens.InputBox import InputBox
 from ServiceReference import ServiceReference
 from re import *
 from os import remove
@@ -65,16 +67,17 @@ class ChannelContextMenu(Screen):
                                                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))
+                                               menu.append((_("copy to favourites"), self.copyCurrentToBouquetList))
                                if inBouquet:
                                        menu.append((_("remove service"), self.removeCurrentService))
                        elif haveBouquets:
-                               menu.append((_("remove bouquet"), csel.removeBouquet))
+                               menu.append((_("remove bouquet"), self.removeBouquet))
 
                if inBouquet: # current list is editable?
                        if not csel.bouquet_mark_edit:
                                if not csel.movemode:
                                        menu.append((_("enable move mode"), self.toggleMoveMode))
+                                       menu.append((_("add bouquet..."), self.showBouquetInputBox))
                                        if not inBouquetRootList:
                                                if haveBouquets:
                                                        menu.append((_("enable bouquet edit"), self.bouquetMarkStart))
@@ -98,6 +101,13 @@ class ChannelContextMenu(Screen):
 
        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)
 
        def addServiceToBouquetSelected(self):
                bouquets = self.csel.getBouquetList()
@@ -177,13 +187,16 @@ class ChannelSelectionEdit:
                        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":
-                                       pass # avoid typo warning...
+                                       return 0 # fall-trough
                                else:
-                                       ActionMap.action(self, contexts, action)
+                                       return ActionMap.action(self, contexts, action)
+
                self["ChannelSelectEditActions"] = ChannelSelectionEditActionMap(self, ["ChannelSelectEditActions", "OkCancelActions"],
                        {
                                "contextMenu": self.doContext,
@@ -209,6 +222,33 @@ class ChannelSelectionEdit:
                        else:
                                name += '_'
                return name
+       
+       def addBouquet(self, providerName):
+               serviceHandler = eServiceCenter.getInstance()
+               mutableBouquetList = serviceHandler.list(self.bouquet_root).startEdit()
+               if mutableBouquetList:
+                       if self.mode == MODE_TV:
+                               providerName += " (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:
+                               providerName += " (Radio)"
+                               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):
+                               self.bouquetNumOffsetCache = { }
+                               mutableBouquetList.flushChanges()
+                               eDVBDB.getInstance().reloadBouquets()
+                               mutableBouquet = serviceHandler.list(new_bouquet_ref).startEdit()
+                               if mutableBouquet:
+                                       mutableBouquet.setListName(providerName)
+                                       mutableBouquet.flushChanges()
+                                       self.setRoot(self.getRoot())
+                               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())
@@ -264,7 +304,6 @@ class ChannelSelectionEdit:
        def startMarkedEdit(self):
                self.mutableList = self.getMutableList()
                # add all services from the current list to internal marked set in listboxservicecontent
-               self.bouquetRoot = self.getRoot()
                self.clearMarks() # this clears the internal marked set in the listboxservicecontent
                self.saved_title = self.instance.getTitle()
                pos = self.saved_title.find(')')
@@ -273,8 +312,7 @@ class ChannelSelectionEdit:
                        new_title += ' ' + _("[bouquet edit]")
                else:
                        new_title += ' ' + _("[favourite edit]")
-               self.instance.setTitle(new_title)
-               print new_title
+               self.setTitle(new_title)
                self.bouquet_mark_edit = True
                self.__marked = self.servicelist.getRootServices()
                for x in self.__marked:
@@ -301,11 +339,13 @@ 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.servicePath = self.savedPath[:]
+               # 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])
 
@@ -325,13 +365,8 @@ class ChannelSelectionEdit:
                if ref.valid() and mutableList is not None:
                        if not mutableList.removeService(ref):
                                self.bouquetNumOffsetCache = { }
-                               currentIndex = self.servicelist.getCurrentIndex()
-                               self.servicelist.moveDown()
-                               if self.servicelist.getCurrentIndex() == currentIndex:
-                                       currentIndex -= 1
                                mutableList.flushChanges() #FIXME dont flush on each single removed service
                                self.setRoot(self.getRoot())
-                               self.servicelist.moveToIndex(currentIndex)
 
        def addCurrentServiceToBouquet(self, dest):
                mutableList = self.getMutableList(dest)
@@ -349,7 +384,7 @@ class ChannelSelectionEdit:
                        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 = { }
@@ -361,7 +396,7 @@ class ChannelSelectionEdit:
                        new_title = self.saved_title
                        pos = self.saved_title.find(')')
                        new_title = self.saved_title[:pos+1] + ' ' + _("[move mode]") + self.saved_title[pos+1:]
-                       self.instance.setTitle(new_title);
+                       self.setTitle(new_title);
 
        def handleEditCancel(self):
                if self.movemode: #movemode active?
@@ -405,6 +440,8 @@ class ChannelSelectionBase(Screen):
                self.servicePathTV = [ ]
                self.servicePathRadio = [ ]
                self.servicePath = None
+               
+               self.mode = MODE_TV
 
                self.pathChangedDisabled = False
 
@@ -427,7 +464,7 @@ class ChannelSelectionBase(Screen):
                                "7": self.keyNumberGlobal,
                                "8": self.keyNumberGlobal,
                                "9": self.keyNumberGlobal,
-                               "0": self.keyNumberGlobal
+                               "0": self.keyNumber0
                        })
 
        def appendDVBTypes(self, ref):
@@ -490,7 +527,7 @@ class ChannelSelectionBase(Screen):
                if pos != -1:
                        title = title[:pos]
                title += " (TV)"
-               self.instance.setTitle(title)
+               self.setTitle(title)
 
        def setRadioMode(self):
                self.mode = MODE_RADIO
@@ -501,7 +538,7 @@ class ChannelSelectionBase(Screen):
                if pos != -1:
                        title = title[:pos]
                title += " (Radio)"
-               self.instance.setTitle(title)
+               self.setTitle(title)
 
        def setRoot(self, root, justSet=False):
                path = root.getPath()
@@ -562,7 +599,7 @@ class ChannelSelectionBase(Screen):
                                                titleStr += '/'
                                        nameStr = self.getServiceName(end_ref)
                                        titleStr += nameStr
-                               self.instance.setTitle(titleStr)
+                               self.setTitle(titleStr)
 
        def moveUp(self):
                self.servicelist.moveUp()
@@ -582,9 +619,9 @@ class ChannelSelectionBase(Screen):
                length = len(self.servicePath)
                if length:
                        current = self.servicePath[length-1]
-               self.setRoot(current, justSet)
-               if not justSet:
-                       self.setCurrentSelection(prev)
+                       self.setRoot(current, justSet)
+                       if not justSet:
+                               self.setCurrentSelection(prev)
                return prev
 
        def isBasePathEqual(self, ref):
@@ -647,9 +684,12 @@ class ChannelSelectionBase(Screen):
                                                                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))
+                                                                       orbpos = 3600 - orbpos
+                                                                       h = _("W")
                                                                else:
-                                                                       service.setName("%s (%3.1f" + _("E") + ")" % (str, orbpos / 10.0))
+                                                                       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:
@@ -749,6 +789,29 @@ class ChannelSelectionBase(Screen):
                        return bouquets
                return None
 
+       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()
+
+HISTORYSIZE = 20
+
 class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelectionEPG):
        def __init__(self, session):
                ChannelSelectionBase.__init__(self,session)
@@ -759,8 +822,6 @@ class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelect
                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);
 
                self["actions"] = ActionMap(["OkCancelActions"],
                        {
@@ -773,13 +834,16 @@ class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelect
                self.lastChannelRootTimer.timeout.get().append(self.__onCreate)
                self.lastChannelRootTimer.start(100,True)
 
+               self.history = [ ]
+               self.history_pos = 0
+
        def __onCreate(self):
                self.setTvMode()
                self.restoreRoot()
                lastservice=eServiceReference(config.tv.lastservice.value)
                if lastservice.valid():
                        self.setCurrentSelection(lastservice)
-                       self.session.nav.playService(lastservice)
+                       self.zap()
 
        def __onShown(self):
                self.recallBouquetMode()
@@ -804,19 +868,55 @@ class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelect
        #called from infoBar and channelSelected
        def zap(self):
                ref = self.session.nav.getCurrentlyPlayingServiceReference()
-               if ref is None or ref != self.getCurrentSelection():
-                       self.session.nav.playService(self.getCurrentSelection())
+               nref = self.getCurrentSelection()
+               if ref is None or ref != nref:
+                       self.session.nav.playService(nref)
                self.saveRoot()
                self.saveChannel()
+               tmp=self.servicePath[:]
+               tmp.append(nref)
+               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):
                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()
@@ -842,7 +942,7 @@ class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelect
                        if pathstr is not None and pathstr.find(refstr) == 0:
                                self.restoreRoot()
                                lastservice=eServiceReference(config.tv.lastservice.value)
-                               if lastservice is not None:
+                               if lastservice.valid():
                                        self.setCurrentSelection(lastservice)
                                return True
                return False
@@ -854,29 +954,21 @@ class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelect
                else:
                        refstr = ""
                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)
+               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):
                self.close(None)
@@ -946,7 +1038,7 @@ class ChannelSelectionRadio(ChannelSelectionBase, ChannelSelectionEdit, ChannelS
                        if pathstr is not None and pathstr.find(refstr) == 0:
                                self.restoreRoot()
                                lastservice=eServiceReference(config.radio.lastservice.value)
-                               if lastservice is not None:
+                               if lastservice.valid():
                                        self.setCurrentSelection(lastservice)
                                return True
                return False
@@ -1000,7 +1092,7 @@ class SimpleChannelSelection(ChannelSelectionBase):
                        })
 
        def __onExecCallback(self):
-               self.session.currentDialog.instance.setTitle(self.title)
+               self.setTitle(self.title)
                self.setModeTv()
 
        def channelSelected(self): # just return selected service