retune after sending a diseqc command in the positioner setup plugin
[enigma2.git] / lib / python / Plugins / SystemPlugins / PositionerSetup / plugin.py
index ca7ea9d27325b381b2f746d4a2def37682207d78..4f76d887c89eb560f4cacb634d65ef6774a3bdd2 100644 (file)
@@ -1,22 +1,25 @@
-from enigma import eTimer, eDVBSatelliteEquipmentControl, eDVBResourceManager, eDVBDiseqcCommand, eDVBResourceManagerPtr, iDVBChannelPtr, iDVBFrontendPtr, iDVBFrontend
+from enigma import eTimer, eDVBSatelliteEquipmentControl, eDVBResourceManager, eDVBDiseqcCommand, eDVBResourceManagerPtr, iDVBChannelPtr, iDVBFrontendPtr, iDVBFrontend, eDVBFrontendParametersSatellite, eDVBFrontendParameters
 from Screens.Screen import Screen
 from Screens.Screen import Screen
+from Screens.ScanSetup import ScanSetup
+from Screens.MessageBox import MessageBox
 from Plugins.Plugin import PluginDescriptor
 
 from Components.Label import Label
 from Components.ConfigList import ConfigList
 from Components.TunerInfo import TunerInfo
 from Components.ActionMap import ActionMap
 from Plugins.Plugin import PluginDescriptor
 
 from Components.Label import Label
 from Components.ConfigList import ConfigList
 from Components.TunerInfo import TunerInfo
 from Components.ActionMap import ActionMap
-from Components.config import config, ConfigSubsection, configElement_nonSave, configNothing, getConfigListEntry, configSelection
+from Components.NimManager import nimmanager
+from Components.config import config, ConfigSubsection, configElement_nonSave, configNothing, getConfigListEntry, configSelection, currentConfigSelectionElement, configSatlist
 
 class PositionerSetup(Screen):
        skin = """
                <screen position="100,100" size="560,400" title="Positioner setup..." >
 
 class PositionerSetup(Screen):
        skin = """
                <screen position="100,100" size="560,400" title="Positioner setup..." >
-                       <widget name="list" position="100,0" size="350,120" />
+                       <widget name="list" position="100,0" size="350,130" />
 
 
-                       <widget name="red" position="0,120" size="140,80" backgroundColor="red" halign="center" valign="center" font="Regular;21" />
-                       <widget name="green" position="140,120" size="140,80" backgroundColor="green" halign="center" valign="center" font="Regular;21" />
-                       <widget name="yellow" position="280,120" size="140,80" backgroundColor="yellow" halign="center" valign="center" font="Regular;21" />
-                       <widget name="blue" position="420,120" size="140,80" backgroundColor="blue" halign="center" valign="center" font="Regular;21" />
+                       <widget name="red" position="0,130" size="140,80" backgroundColor="red" halign="center" valign="center" font="Regular;21" />
+                       <widget name="green" position="140,130" size="140,80" backgroundColor="green" halign="center" valign="center" font="Regular;21" />
+                       <widget name="yellow" position="280,130" size="140,80" backgroundColor="yellow" halign="center" valign="center" font="Regular;21" />
+                       <widget name="blue" position="420,130" size="140,80" backgroundColor="blue" halign="center" valign="center" font="Regular;21" />
                        
                        <widget name="snr" text="SNR:" position="0,220" size="60,22" font="Regular;21" />
                        <widget name="agc" text="AGC:" position="0,245" size="60,22" font="Regular;21" />
                        
                        <widget name="snr" text="SNR:" position="0,220" size="60,22" font="Regular;21" />
                        <widget name="agc" text="AGC:" position="0,245" size="60,22" font="Regular;21" />
@@ -29,20 +32,32 @@ class PositionerSetup(Screen):
                        <widget name="snr_bar" position="60,220" size="150,22" />
                        <widget name="agc_bar" position="60,245" size="150,22" />
                        <widget name="ber_bar" position="60,270" size="150,22" />
                        <widget name="snr_bar" position="60,220" size="150,22" />
                        <widget name="agc_bar" position="60,245" size="150,22" />
                        <widget name="ber_bar" position="60,270" size="150,22" />
+
+                       <widget name="frequency" text="Frequency:" position="300,220" size="120,22" font="Regular;21" />
+                       <widget name="symbolrate" text="Symbolrate:" position="300,245" size="120,22" font="Regular;21" />
+                       <widget name="fec" text="FEC:" position="300,270" size="120,22" font="Regular;21" />
+                       <widget name="frequency_value" position="420,220" size="120,22" font="Regular;21" />
+                       <widget name="symbolrate_value" position="420,245" size="120,22" font="Regular;21" />
+                       <widget name="fec_value" position="420,270" size="120,22" font="Regular;21" />
                </screen>"""
                </screen>"""
-       def __init__(self, session):
+       def __init__(self, session, feid):
                self.skin = PositionerSetup.skin
                Screen.__init__(self, session)
                
                self.session.nav.stopService()
                
                self.skin = PositionerSetup.skin
                Screen.__init__(self, session)
                
                self.session.nav.stopService()
                
-               self.diseqc = Diseqc()
+               self.feid = feid
+               
+               self.diseqc = Diseqc(self.feid)
+               self.tuner = Tuner(self.diseqc.getFrontend())
+               self.tuner.tune((0,0,0,0,0,0,0,0))
                
                #self.session.nav.stopService()
                
                self.createConfig()
                
                self.isMoving = False
                
                #self.session.nav.stopService()
                
                self.createConfig()
                
                self.isMoving = False
+               self.stopOnLock = False
                
                self.red = Label("")
                self["red"] = self.red
                
                self.red = Label("")
                self["red"] = self.red
@@ -53,8 +68,6 @@ class PositionerSetup(Screen):
                self.blue = Label("")
                self["blue"] = self.blue
                
                self.blue = Label("")
                self["blue"] = self.blue
                
-               self.feid = 0
-
                self.list = []
                self["list"] = ConfigList(self.list)
                self.createSetup()
                self.list = []
                self["list"] = ConfigList(self.list)
                self.createSetup()
@@ -63,13 +76,21 @@ class PositionerSetup(Screen):
                self["agc"] = Label()
                self["ber"] = Label()
                self["lock"] = Label()
                self["agc"] = Label()
                self["ber"] = Label()
                self["lock"] = Label()
-               self["snr_percentage"] = TunerInfo(TunerInfo.SNR_PERCENTAGE, self.session.nav.getCurrentService)
-               self["agc_percentage"] = TunerInfo(TunerInfo.AGC_PERCENTAGE, self.session.nav.getCurrentService)
-               self["ber_value"] = TunerInfo(TunerInfo.BER_VALUE, self.session.nav.getCurrentService)
-               self["snr_bar"] = TunerInfo(TunerInfo.SNR_BAR, self.session.nav.getCurrentService)
-               self["agc_bar"] = TunerInfo(TunerInfo.AGC_BAR, self.session.nav.getCurrentService)
-               self["ber_bar"] = TunerInfo(TunerInfo.BER_BAR, self.session.nav.getCurrentService)
-               self["lock_state"] = TunerInfo(TunerInfo.LOCK_STATE, self.session.nav.getCurrentService)
+               self["snr_percentage"] = TunerInfo(TunerInfo.SNR_PERCENTAGE, frontendfkt = self.diseqc.getFrontend)
+               self["agc_percentage"] = TunerInfo(TunerInfo.AGC_PERCENTAGE, frontendfkt = self.diseqc.getFrontend)
+               self["ber_value"] = TunerInfo(TunerInfo.BER_VALUE, frontendfkt = self.diseqc.getFrontend)
+               self["snr_bar"] = TunerInfo(TunerInfo.SNR_BAR, frontendfkt = self.diseqc.getFrontend)
+               self["agc_bar"] = TunerInfo(TunerInfo.AGC_BAR, frontendfkt = self.diseqc.getFrontend)
+               self["ber_bar"] = TunerInfo(TunerInfo.BER_BAR, frontendfkt = self.diseqc.getFrontend)
+               self["lock_state"] = TunerInfo(TunerInfo.LOCK_STATE, frontendfkt = self.diseqc.getFrontend)
+
+               self["frequency"] = Label()
+               self["symbolrate"] = Label()
+               self["fec"] = Label()
+
+               self["frequency_value"] = Label("")
+               self["symbolrate_value"] = Label("")
+               self["fec_value"] = Label("")
                
                self["actions"] = ActionMap(["DirectionActions", "OkCancelActions", "ColorActions"],
                {
                
                self["actions"] = ActionMap(["DirectionActions", "OkCancelActions", "ColorActions"],
                {
@@ -89,12 +110,13 @@ class PositionerSetup(Screen):
                
                self.statusTimer = eTimer()
                self.statusTimer.timeout.get().append(self.updateStatus)
                
                self.statusTimer = eTimer()
                self.statusTimer.timeout.get().append(self.updateStatus)
-               self.statusTimer.start(200, False)
+               self.statusTimer.start(100, False)
                
        def createConfig(self):
                config.positioner = ConfigSubsection()
                config.positioner.tune = configElement_nonSave("tune", configNothing, 0, None)
                config.positioner.move = configElement_nonSave("move", configNothing, 0, None)
                
        def createConfig(self):
                config.positioner = ConfigSubsection()
                config.positioner.tune = configElement_nonSave("tune", configNothing, 0, None)
                config.positioner.move = configElement_nonSave("move", configNothing, 0, None)
+               config.positioner.finemove = configElement_nonSave("finemove", configNothing, 0, None)
                config.positioner.limits = configElement_nonSave("limits", configNothing, 0, None)
                storepos = []
                for x in range(255):
                config.positioner.limits = configElement_nonSave("limits", configNothing, 0, None)
                storepos = []
                for x in range(255):
@@ -104,6 +126,7 @@ class PositionerSetup(Screen):
        def createSetup(self):
                self.list.append(getConfigListEntry(_("Tune"), config.positioner.tune))
                self.list.append(getConfigListEntry(_("Positioner movement"), config.positioner.move))
        def createSetup(self):
                self.list.append(getConfigListEntry(_("Tune"), config.positioner.tune))
                self.list.append(getConfigListEntry(_("Positioner movement"), config.positioner.move))
+               self.list.append(getConfigListEntry(_("Positioner fine movement"), config.positioner.finemove))
                self.list.append(getConfigListEntry(_("Set limits"), config.positioner.limits))
                self.list.append(getConfigListEntry(_("Positioner storage"), config.positioner.storage))
                
                self.list.append(getConfigListEntry(_("Set limits"), config.positioner.limits))
                self.list.append(getConfigListEntry(_("Positioner storage"), config.positioner.storage))
                
@@ -116,12 +139,14 @@ class PositionerSetup(Screen):
                return self["list"].getCurrent()[1].parent.configPath
        
        def up(self):
                return self["list"].getCurrent()[1].parent.configPath
        
        def up(self):
-               self["list"].instance.moveSelection(self["list"].instance.moveUp)
-               self.updateColors(self.getCurrentConfigPath())
+               if not self.isMoving:
+                       self["list"].instance.moveSelection(self["list"].instance.moveUp)
+                       self.updateColors(self.getCurrentConfigPath())
        
        def down(self):
        
        def down(self):
-               self["list"].instance.moveSelection(self["list"].instance.moveDown)
-               self.updateColors(self.getCurrentConfigPath())
+               if not self.isMoving:
+                       self["list"].instance.moveSelection(self["list"].instance.moveDown)
+                       self.updateColors(self.getCurrentConfigPath())
        
        def left(self):
                self["list"].handleKey(config.key["prevElement"])
        
        def left(self):
                self["list"].handleKey(config.key["prevElement"])
@@ -131,8 +156,8 @@ class PositionerSetup(Screen):
        
        def updateColors(self, entry):
                if entry == "tune":
        
        def updateColors(self, entry):
                if entry == "tune":
-                       self.red.setText("tune manually")
-                       self.green.setText("predefined transponder")
+                       self.red.setText("tune")
+                       self.green.setText("")
                        self.yellow.setText("")
                        self.blue.setText("")
                elif entry == "move":
                        self.yellow.setText("")
                        self.blue.setText("")
                elif entry == "move":
@@ -143,9 +168,14 @@ class PositionerSetup(Screen):
                                self.blue.setText(_("Stop"))
                        else:
                                self.red.setText(_("Move west"))
                                self.blue.setText(_("Stop"))
                        else:
                                self.red.setText(_("Move west"))
-                               self.green.setText(_("Step west"))
-                               self.yellow.setText(_("Step east"))
+                               self.green.setText(_("Search west"))
+                               self.yellow.setText(_("Search east"))
                                self.blue.setText(_("Move east"))
                                self.blue.setText(_("Move east"))
+               elif entry == "finemove":
+                       self.red.setText("")
+                       self.green.setText(_("Step west"))
+                       self.yellow.setText(_("Step east"))
+                       self.blue.setText("")
                elif entry == "limits":
                        self.red.setText(_("Limits off"))
                        self.green.setText(_("Limit west"))
                elif entry == "limits":
                        self.red.setText(_("Limits off"))
                        self.green.setText(_("Limit west"))
@@ -166,49 +196,76 @@ class PositionerSetup(Screen):
                entry = self.getCurrentConfigPath()
                if entry == "move":
                        if self.isMoving:
                entry = self.getCurrentConfigPath()
                if entry == "move":
                        if self.isMoving:
-                               self.diseqc.command("stop")
+                               self.diseqccommand("stop")
                                self.isMoving = False
                                self.isMoving = False
+                               self.stopOnLock = False
                        else:
                        else:
-                               self.diseqc.command("moveWest", 0)
+                               self.diseqccommand("moveWest", 0)
                                self.isMoving = True
                        self.updateColors("move")
                                self.isMoving = True
                        self.updateColors("move")
-                       print "moving west"
                elif entry == "limits":
                elif entry == "limits":
-                       self.diseqc.command("limitOff")
+                       self.diseqccommand("limitOff")
+               elif entry == "tune":
+                       self.session.openWithCallback(self.tune, TunerScreen, self.feid)
                                
        def greenKey(self):
                entry = self.getCurrentConfigPath()
                if entry == "move":
                                
        def greenKey(self):
                entry = self.getCurrentConfigPath()
                if entry == "move":
+                       if self.isMoving:
+                               self.diseqccommand("stop")
+                               self.isMoving = False
+                               self.stopOnLock = False
+                       else:
+                               self.isMoving = True
+                               self.stopOnLock = True
+                               self.diseqccommand("moveWest", 0)
+                       self.updateColors("move")
+               elif entry == "finemove":
                        print "stepping west"
                        print "stepping west"
-                       self.diseqc.command("moveWest", 1)
+                       self.diseqccommand("moveWest", 1)
                elif entry == "storage":
                        print "store at position", (config.positioner.storage.value + 1)
                elif entry == "storage":
                        print "store at position", (config.positioner.storage.value + 1)
-                       self.diseqc.command("store", config.positioner.storage.value + 1)
+                       self.diseqccommand("store", config.positioner.storage.value + 1)
                elif entry == "limits":
                elif entry == "limits":
-                       self.diseqc.command("limitWest")
+                       self.diseqccommand("limitWest")
        
        def yellowKey(self):
                entry = self.getCurrentConfigPath()
                if entry == "move":
        
        def yellowKey(self):
                entry = self.getCurrentConfigPath()
                if entry == "move":
+                       if self.isMoving:
+                               self.diseqccommand("stop")
+                               self.isMoving = False
+                               self.stopOnLock = False
+                       else:
+                               self.isMoving = True
+                               self.stopOnLock = True
+                               self.diseqccommand("moveEast", 0)
+                       self.updateColors("move")
+               elif entry == "finemove":
                        print "stepping east"
                        print "stepping east"
-                       self.diseqc.command("moveEast", 1)
+                       self.diseqccommand("moveEast", 1)
                elif entry == "storage":
                        print "move to position", (config.positioner.storage.value + 1)
                elif entry == "storage":
                        print "move to position", (config.positioner.storage.value + 1)
-                       self.diseqc.command("moveTo", config.positioner.storage.value + 1)
+                       self.diseqccommand("moveTo", config.positioner.storage.value + 1)
                elif entry == "limits":
                elif entry == "limits":
-                       self.diseqc.command("limitEast")
+                       self.diseqccommand("limitEast")
 #      
        def blueKey(self):
                entry = self.getCurrentConfigPath()
                if entry == "move":
                        if self.isMoving:
 #      
        def blueKey(self):
                entry = self.getCurrentConfigPath()
                if entry == "move":
                        if self.isMoving:
-                               self.diseqc.command("stop")
+                               self.diseqccommand("stop")
                                self.isMoving = False
                                self.isMoving = False
+                               self.stopOnLock = False
                        else:
                        else:
-                               self.diseqc.command("moveEast", 0)
+                               self.diseqccommand("moveEast", 0)
                                self.isMoving = True
                        self.updateColors("move")
                        print "moving east"
                                self.isMoving = True
                        self.updateColors("move")
                        print "moving east"
+                       
+       def diseqccommand(self, cmd, param = 0):
+               self.diseqc.command(cmd, param)
+               self.tuner.retune()
 
        def updateStatus(self):
                self["snr_percentage"].update()
 
        def updateStatus(self):
                self["snr_percentage"].update()
@@ -217,25 +274,41 @@ class PositionerSetup(Screen):
                self["snr_bar"].update()
                self["agc_bar"].update()
                self["ber_bar"].update()
                self["snr_bar"].update()
                self["agc_bar"].update()
                self["ber_bar"].update()
+               self["lock_state"].update()
+               transponderdata = self.tuner.getTransponderData()
+               self["frequency_value"].setText(str(transponderdata["frequency"]))
+               self["symbolrate_value"].setText(str(transponderdata["symbol_rate"]))
+               self["fec_value"].setText(str(transponderdata["fec_inner"]))
+               if transponderdata["tuner_locked"] == 1 and self.isMoving and self.stopOnLock:
+                       self.diseqccommand("stop")
+                       self.isMoving = False
+                       self.stopOnLock = False
+                       self.updateColors(self.getCurrentConfigPath())
 
 
+       def tune(self, transponder):
+               if transponder is not None:
+                       self.tuner.tune(transponder)
+                       
 class Diseqc:
        def __init__(self, feid = 0):
                self.ready = False
                self.feid = feid
                res_mgr = eDVBResourceManagerPtr()
                if eDVBResourceManager.getInstance(res_mgr) == 0:
 class Diseqc:
        def __init__(self, feid = 0):
                self.ready = False
                self.feid = feid
                res_mgr = eDVBResourceManagerPtr()
                if eDVBResourceManager.getInstance(res_mgr) == 0:
-                       raw_channel = iDVBChannelPtr()
-                       if res_mgr.allocateRawChannel(raw_channel, self.feid) == 0:
+                       self.raw_channel = iDVBChannelPtr()
+                       if res_mgr.allocateRawChannel(self.raw_channel, self.feid) == 0:
                                self.frontend = iDVBFrontendPtr()
                                self.frontend = iDVBFrontendPtr()
-                               if raw_channel.getFrontend(self.frontend) == 0:
-                                       self.frontend.setVoltage(iDVBFrontend.voltage13)
+                               if self.raw_channel.getFrontend(self.frontend) == 0:
                                        self.ready = True
                                else:
                                        print "getFrontend failed"
                        else:
                                print "getRawChannel failed"
                else:
                                        self.ready = True
                                else:
                                        print "getFrontend failed"
                        else:
                                print "getRawChannel failed"
                else:
-                               print "getResourceManager instance failed"
+                       print "getResourceManager instance failed"
+       
+       def getFrontend(self):
+               return self.frontend
                
        def command(self, what, param = 0):
                if self.ready:
                
        def command(self, what, param = 0):
                if self.ready:
@@ -261,9 +334,153 @@ class Diseqc:
                        
                        cmd.setCommandString(string)
                        self.frontend.sendDiseqc(cmd)
                        
                        cmd.setCommandString(string)
                        self.frontend.sendDiseqc(cmd)
-                                       
+                       
+class Tuner:
+       def __init__(self, frontend):
+               self.frontend = frontend
+               
+       def tune(self, transponder):
+               print "tuning to transponder with data", transponder
+               parm = eDVBFrontendParametersSatellite()
+               parm.frequency = transponder[0] * 1000
+               parm.symbol_rate = transponder[1] * 1000
+               parm.polarisation = transponder[2]
+               parm.fec = transponder[3]
+               parm.inversion = transponder[4]
+               parm.orbital_position = 192
+               feparm = eDVBFrontendParameters()
+               feparm.setDVBS(parm, True)
+               self.lastparm = feparm
+               self.frontend.tune(feparm)
+       
+       def retune(self):
+               self.frontend.tune(self.lastparm)
+       
+       def getTransponderData(self):
+               return self.frontend.readTransponderData(True)
+
+class TunerScreen(ScanSetup):
+       skin = """
+               <screen position="90,100" size="520,400" title="Tune">
+                       <widget name="config" position="20,10" size="460,350" scrollbarMode="showOnDemand" />
+                       <widget name="introduction" position="20,360" size="350,30" font="Regular;23" />
+               </screen>"""
+
+       def __init__(self, session, feid):
+               self.feid = feid
+               ScanSetup.__init__(self, session)
+
+               self["introduction"].setText("")
+               
+       def createSetup(self):
+               self.typeOfTuningEntry = None
+               self.satEntry = None
+
+               self.list = []
+               self.typeOfTuningEntry = getConfigListEntry(_('Tune'), config.tuning.type)
+               self.list.append(self.typeOfTuningEntry)
+               self.satEntry = getConfigListEntry(_('Satellite'), config.tuning.sat)
+               self.list.append(self.satEntry)
+               if currentConfigSelectionElement(config.tuning.type) == "manual_transponder":
+                       self.list.append(getConfigListEntry(_('Frequency'), config.scan.sat.frequency))
+                       self.list.append(getConfigListEntry(_('Inversion'), config.scan.sat.inversion))
+                       self.list.append(getConfigListEntry(_('Symbol Rate'), config.scan.sat.symbolrate))
+                       self.list.append(getConfigListEntry(_("Polarity"), config.scan.sat.polarization))
+                       self.list.append(getConfigListEntry(_("FEC"), config.scan.sat.fec))
+               elif currentConfigSelectionElement(config.tuning.type) == "predefined_transponder":
+                       self.list.append(getConfigListEntry(_("Transponder"), config.tuning.transponder))
+               self["config"].list = self.list
+               self["config"].l.setList(self.list)
+
+       def newConfig(self):
+               if self["config"].getCurrent() == self.typeOfTuningEntry:
+                       self.createSetup()
+               elif self["config"].getCurrent() == self.satEntry:
+                       self.updateSats()
+                       self.createSetup()
+
+       def createConfig(self):
+               config.tuning = ConfigSubsection()
+               
+               config.tuning.type = configElement_nonSave("config.tuning.type", configSelection, 0, (("manual_transponder", _("Manual transponder")), ("predefined_transponder", _("Predefined satellite"))))
+
+               config.tuning.sat = configElement_nonSave("config.tuning.sat", configSatlist, 192, nimmanager.getSatListForNim(self.feid))
+               ScanSetup.createConfig(self)
+               self.updateSats()
+               
+       def updateSats(self):
+               transponderlist = nimmanager.getTransponders(config.tuning.sat.vals[config.tuning.sat.value][1])
+               list = []
+               for x in transponderlist:
+                       if x[3] == 0:
+                               pol = "H"
+                       elif x[3] == 1:
+                               pol = "V"
+                       elif x[3] == 2:
+                               pol = "CL"
+                       elif x[3] == 3:
+                               pol = "CR"
+                       if x[4] == 0:
+                               fec = "FEC_AUTO"
+                       elif x[4] == 1:
+                               fec = "FEC_1_2"
+                       elif x[4] == 2:
+                               fec = "FEC_2_3"
+                       elif x[4] == 3:
+                               fec = "FEC_3_4"
+                       elif x[4] == 4:
+                               fec = "FEC_5_6"
+                       elif x[4] == 5:
+                               fec = "FEC_7_8"
+                       elif x[4] == 5:
+                               fec = "FEC_8_9"
+                       elif x[4] == 6:
+                               fec = "FEC_None"
+                       list.append(str(x[1]) + "," + str(x[2]) + "," + pol + "," + fec)
+               config.tuning.transponder = configElement_nonSave("config.tuning.transponder", configSelection, 0, list)
+       
+       def keyGo(self):
+               returnvalue = (0, 0, 0, 0, 0, 0)
+               if currentConfigSelectionElement(config.tuning.type) == "manual_transponder":
+                       returnvalue = (config.scan.sat.frequency.value[0], config.scan.sat.symbolrate.value[0], config.scan.sat.polarization.value, config.scan.sat.fec.value, config.scan.sat.inversion.value)
+               elif currentConfigSelectionElement(config.tuning.type) == "predefined_transponder":
+                       transponder = nimmanager.getTransponders(config.tuning.sat.vals[config.tuning.sat.value][1])[config.tuning.transponder.value]
+                       returnvalue = (int(transponder[1] / 100), int(transponder[2] / 1000), transponder[3], transponder[4], 2, config.tuning.sat.vals[config.tuning.sat.value][1])
+               self.close(returnvalue)
+
+       def keyCancel(self):
+               self.close(None)
+
+class NimSelection(Screen):
+       skin = """
+               <screen position="140,165" size="400,100" title="select Slot">
+                       <widget name="nimlist" position="20,10" size="360,75" />
+               </screen>"""
+               
+       def __init__(self, session):
+               Screen.__init__(self, session)
+
+               self["nimlist"] = MenuList(nimmanager.getNimListOfType(nimmanager.nimType["DVB-S"]))
+
+               self["actions"] = ActionMap(["OkCancelActions"],
+               {
+                       "ok": self.okbuttonClick ,
+                       "cancel": self.close
+               }, -1)
+
+       def okbuttonClick(self):
+               selection = self["nimlist"].getCurrent()
+               self.session.open(PositionerSetup, selection[1].slotid)
+
 def PositionerMain(session, **kwargs):
 def PositionerMain(session, **kwargs):
-       session.open(PositionerSetup)
+       nimList = nimmanager.getNimListOfType(nimmanager.nimType["DVB-S"])
+       if len(nimList) == 0:
+               session.open(MessageBox, _("No positioner capable frontend found."), MessageBox.TYPE_ERROR)
+       elif len(nimList) == 1:
+               session.open(PositionerSetup, nimList[0])
+       else:
+               session.open(NimSelection)
+       
 
 def Plugins(**kwargs):
        return PluginDescriptor(name="Positioner setup", description="Setup your positioner", where = PluginDescriptor.WHERE_PLUGINMENU, fnc=PositionerMain)
 
 def Plugins(**kwargs):
        return PluginDescriptor(name="Positioner setup", description="Setup your positioner", where = PluginDescriptor.WHERE_PLUGINMENU, fnc=PositionerMain)