fix recallPrevService function (0-zapping)...

diff --git a/lib/python/Screens/ChannelSelection.py b/lib/python/Screens/ChannelSelection.py
index aee1e35..7cdc027 100644 (file)
--- a/lib/python/Screens/ChannelSelection.py
+++ b/lib/python/Screens/ChannelSelection.py
@@ -611,9 +611,9 @@ 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):
@@ -793,8 +793,6 @@ 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"],
                        {
@@ -889,9 +887,6 @@ class ChannelSelection(ChannelSelectionBase, ChannelSelectionEdit, ChannelSelect
                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()
@@ -929,29 +924,21 @@ 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)