Merge branch 'master' into timetable

10 files changed, 187 insertions, 16 deletions

diff --git a/advtrains_interlocking/locale/advtrains_interlocking.de.tr b/advtrains_interlocking/locale/advtrains_interlocking.de.tr
index 2c67a9f..3b2bbd6 100644
--- a/advtrains_interlocking/locale/advtrains_interlocking.de.tr
+++ b/advtrains_interlocking/locale/advtrains_interlocking.de.tr
@@ -13,6 +13,7 @@ Added track section @1 to the route.=Gleisabschnitt @1 zur Fahrstraße hinzugef�
 Advance to next route section=Nächsten Gleisabschnitt hinzufügen
 Advance/Complete Route=Fahrstraße fortsetzen/beenden
 Advancing over next section is=Fortsetzen über nächsten Gleisabschnitt hinaus
+Auto lock turnouts=automatischer Weichenverschluss
 Cancel if you are unsure!=Abbrechen, wenn Sie unsicher sind!
 Cancel route programming=Fahrstraßenprogrammierung abbrechen
 Cannot program route without a target=Kann keine Fahrstraße ohne Ziel programmieren
@@ -42,9 +43,11 @@ WARNING: Route does not end at a signal.=ACHTUNG: Fahrstraße endet nicht an ein
 impossible at this place.=ist hier nicht möglich.
 non-interlocked area=nicht-überwachtes Gebiet
 route continuation.=nicht als Fortsetzung geeignet.
+(More Options)=(Mehr Optionen)
 << Select a route part to edit options=<< Wähle einen Abschnitt, um Optionen zu bearbeiten
 <Default Aspect>=<Standardbegriff>
 ARS Rule List=ARS-Regelliste
+Advanced Options:=Erweiterte Optionen:
 Announce distant signal=Entferntes Hauptsignal ankündigen
 Back to signal=Zurück zum Signal
 Call-on (section may be occupied)=Abschnitt darf belegt sein
@@ -136,6 +139,7 @@ New (Manual)=Neu (Manuell)
 No Link=Keine Verknüpfung
 No routes are yet defined.=Bisher keine Fahrstraßen definiert.
 No trains on this section.=Keine Züge auf diesem Abschnitt.
+Please cancel route first!=
 Punch components to add fixed locks. (punch anything else @= end)=Schlage auf Komponenten um diese zu sperren (schlage irgendetwas anderes @= Ende)
 Remove Section=Gleisabschnitt löschen
 Reset section state=Gleisabschnitt zurücksetzen
@@ -156,6 +160,7 @@ Show=Anzeigen
 Show track section=Gleisabschnitt anzeigen
 Side @1=Seite @1
 Signal at @1=Signal bei @1
+Signal has been unassigned. Name and routes are kept for reuse.=Signal getrennt. Name und Fahrstraßen bleiben im TCB gespeichert.
 Signal name=Signalname
 Signal on B side already assigned!=Signal auf Seite B bereits zugewiesen!
 Signalling=Fahrstraßen stellen
@@ -172,6 +177,7 @@ Track Circuit Break=Gleisabschnittsgrenze
 Track Circuit Break Configuration=Einstellungen der Gleisabschnittsgrenze
 Track Section Detail - @1=Gleisabschnitts-Details - @1
 Trains on this section:=Züge in diesem Abschnitt
+Unassign@nSignal=Signalzuw.@ntrennen
 Unconfigured Track Circuit Break, right-click to assign.=Nicht konfiguierte Gleisabschnittsgrenze (TCB). Rechtsklick zum Zuweisen.
 Wait for this route to be cancelled in order to do anything here.=Erst nach Auflösung dieser Fahrstraße kann von hier gestellt werden.
 Waiting for route to be set...=Warten, bis Fahrstraße verfügbar ist...
diff --git a/advtrains_interlocking/locale/advtrains_interlocking.fr.tr b/advtrains_interlocking/locale/advtrains_interlocking.fr.tr
index 93bbaf2..d5dedef 100644
--- a/advtrains_interlocking/locale/advtrains_interlocking.fr.tr
+++ b/advtrains_interlocking/locale/advtrains_interlocking.fr.tr
@@ -13,6 +13,7 @@ Added track section @1 to the route.=
 Advance to next route section=
 Advance/Complete Route=
 Advancing over next section is=
+Auto lock turnouts=
 Cancel if you are unsure!=
 Cancel route programming=
 Cannot program route without a target=
@@ -42,9 +43,11 @@ WARNING: Route does not end at a signal.=
 impossible at this place.=
 non-interlocked area=
 route continuation.=
+(More Options)=
 << Select a route part to edit options=
 #<Default Aspect>=Siège par défaut
 ARS Rule List=
+Advanced Options:=
 #Announce distant signal=Signal distant métro de Munich (
 Back to signal=
 Call-on (section may be occupied)=
@@ -136,6 +139,7 @@ New (Manual)=
 No Link=
 No routes are yet defined.=
 No trains on this section.=
+Please cancel route first!=
 Punch components to add fixed locks. (punch anything else @= end)=
 #Remove Section=Routage à distance
 Reset section state=
@@ -156,6 +160,7 @@ Show=
 Show track section=
 Side @1=
 #Signal at @1=Signal
+Signal has been unassigned. Name and routes are kept for reuse.=
 #Signal name=Signal
 Signal on B side already assigned!=
 #Signalling=Signal
@@ -172,6 +177,7 @@ This will remove the track section and set all its end points to End Of Interloc
 #Track Circuit Break Configuration=Il y a un "Track Circuit Break" ici.
 Track Section Detail - @1=
 Trains on this section:=
+#Unassign@nSignal=Sémaphore
 Unconfigured Track Circuit Break, right-click to assign.=
 Wait for this route to be cancelled in order to do anything here.=
 Waiting for route to be set...=
diff --git a/advtrains_interlocking/locale/advtrains_interlocking.zh_CN.tr b/advtrains_interlocking/locale/advtrains_interlocking.zh_CN.tr
index 701d283..84ce27e 100644
--- a/advtrains_interlocking/locale/advtrains_interlocking.zh_CN.tr
+++ b/advtrains_interlocking/locale/advtrains_interlocking.zh_CN.tr
@@ -13,6 +13,7 @@ Added track section @1 to the route.=
 Advance to next route section=
 Advance/Complete Route=
 Advancing over next section is=
+Auto lock turnouts=
 Cancel if you are unsure!=
 Cancel route programming=
 Cannot program route without a target=
@@ -42,9 +43,11 @@ WARNING: Route does not end at a signal.=
 impossible at this place.=
 non-interlocked area=
 route continuation.=
+(More Options)=
 << Select a route part to edit options=
 #<Default Aspect>=默认座位
 ARS Rule List=
+Advanced Options:=
 Announce distant signal=
 Back to signal=
 Call-on (section may be occupied)=
@@ -136,6 +139,7 @@ New (Manual)=
 No Link=
 No routes are yet defined.=
 No trains on this section.=
+Please cancel route first!=
 Punch components to add fixed locks. (punch anything else @= end)=
 Remove Section=
 Reset section state=
@@ -156,6 +160,7 @@ Show=
 Show track section=
 Side @1=
 #Signal at @1=信号灯
+Signal has been unassigned. Name and routes are kept for reuse.=
 #Signal name=信号灯
 Signal on B side already assigned!=
 #Signalling=信号灯
@@ -172,6 +177,7 @@ Track Circuit Break=
 Track Circuit Break Configuration=
 Track Section Detail - @1=
 Trains on this section:=
+#Unassign@nSignal=臂板信号机
 Unconfigured Track Circuit Break, right-click to assign.=
 Wait for this route to be cancelled in order to do anything here.=
 Waiting for route to be set...=
diff --git a/advtrains_interlocking/locale/advtrains_interlocking.zh_TW.tr b/advtrains_interlocking/locale/advtrains_interlocking.zh_TW.tr
index 64e1626..6cc9ba6 100644
--- a/advtrains_interlocking/locale/advtrains_interlocking.zh_TW.tr
+++ b/advtrains_interlocking/locale/advtrains_interlocking.zh_TW.tr
@@ -13,6 +13,7 @@ Added track section @1 to the route.=
 Advance to next route section=
 Advance/Complete Route=
 Advancing over next section is=
+Auto lock turnouts=
 Cancel if you are unsure!=
 Cancel route programming=
 Cannot program route without a target=
@@ -42,9 +43,11 @@ WARNING: Route does not end at a signal.=
 impossible at this place.=
 non-interlocked area=
 route continuation.=
+(More Options)=
 << Select a route part to edit options=
 #<Default Aspect>=預設座位
 ARS Rule List=
+Advanced Options:=
 Announce distant signal=
 Back to signal=
 Call-on (section may be occupied)=
@@ -136,6 +139,7 @@ New (Manual)=
 No Link=
 No routes are yet defined.=
 No trains on this section.=
+Please cancel route first!=
 Punch components to add fixed locks. (punch anything else @= end)=
 Remove Section=
 Reset section state=
@@ -156,6 +160,7 @@ Show=
 Show track section=
 Side @1=
 #Signal at @1=色燈號誌機
+Signal has been unassigned. Name and routes are kept for reuse.=
 #Signal name=色燈號誌機
 Signal on B side already assigned!=
 #Signalling=色燈號誌機
@@ -172,6 +177,7 @@ Track Circuit Break=
 Track Circuit Break Configuration=
 Track Section Detail - @1=
 Trains on this section:=
+#Unassign@nSignal=臂木式號誌機
 Unconfigured Track Circuit Break, right-click to assign.=
 Wait for this route to be cancelled in order to do anything here.=
 Waiting for route to be set...=
diff --git a/advtrains_interlocking/po/advtrains_interlocking.pot b/advtrains_interlocking/po/advtrains_interlocking.pot
index 312a843..f976ac3 100644
--- a/advtrains_interlocking/po/advtrains_interlocking.pot
+++ b/advtrains_interlocking/po/advtrains_interlocking.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: advtrains_interlocking\n"
 "Report-Msgid-Bugs-To: advtrains-discuss@lists.sr.ht\n"
-"POT-Creation-Date: 2025-06-11 23:21+0200\n"
+"POT-Creation-Date: 2025-07-20 22:27+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -113,6 +113,10 @@ msgstr ""
 msgid "Enter Route Name"
 msgstr ""
 
+#: route_prog.lua route_ui.lua
+msgid "Auto lock turnouts"
+msgstr ""
+
 #: route_prog.lua
 msgid "Save Route"
 msgstr ""
@@ -225,6 +229,10 @@ msgstr ""
 msgid "TCB at @1 has different section than previous TCB"
 msgstr ""
 
+#: route_ui.lua
+msgid "(More Options)"
+msgstr ""
+
 #: route_ui.lua signal_aspect_ui.lua
 msgid "Signal Aspect:"
 msgstr ""
@@ -250,6 +258,10 @@ msgid "Call-on (section may be occupied)"
 msgstr ""
 
 #: route_ui.lua
+msgid "Advanced Options:"
+msgstr ""
+
+#: route_ui.lua
 msgid "Error:"
 msgstr ""
 
@@ -718,6 +730,12 @@ msgid "New (Manual)"
 msgstr ""
 
 #: tcb_ts_ui.lua
+msgid ""
+"Unassign\n"
+"Signal"
+msgstr ""
+
+#: tcb_ts_ui.lua
 msgid "Automatic routesetting"
 msgstr ""
 
@@ -755,6 +773,14 @@ msgid ""
 "through edit dialog!"
 msgstr ""
 
+#: tcb_ts_ui.lua
+msgid "Signal has been unassigned. Name and routes are kept for reuse."
+msgstr ""
+
+#: tcb_ts_ui.lua
+msgid "Please cancel route first!"
+msgstr ""
+
 #: tool.lua
 msgid "Route lock inspector"
 msgstr ""
diff --git a/advtrains_interlocking/po/de.po b/advtrains_interlocking/po/de.po
index d3aa1dc..c989963 100644
--- a/advtrains_interlocking/po/de.po
+++ b/advtrains_interlocking/po/de.po
@@ -2,8 +2,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: advtrains\n"
 "Report-Msgid-Bugs-To: advtrains-discuss@lists.sr.ht\n"
-"POT-Creation-Date: 2025-06-11 23:21+0200\n"
-"PO-Revision-Date: 2025-06-12 22:55+0200\n"
+"POT-Creation-Date: 2025-07-20 22:27+0200\n"
+"PO-Revision-Date: 2025-07-20 22:31+0200\n"
 "Last-Translator: Y. Wang <yw05@forksworld.de>\n"
 "Language-Team: German\n"
 "Language: de\n"
@@ -73,6 +73,10 @@ msgstr "Fahrstraße fortsetzen/beenden"
 msgid "Advancing over next section is"
 msgstr "Fortsetzen über nächsten Gleisabschnitt hinaus"
 
+#: route_prog.lua route_ui.lua
+msgid "Auto lock turnouts"
+msgstr "automatischer Weichenverschluss"
+
 #: route_prog.lua
 msgid "Cancel if you are unsure!"
 msgstr "Abbrechen, wenn Sie unsicher sind!"
@@ -198,6 +202,10 @@ msgid "route continuation."
 msgstr "nicht als Fortsetzung geeignet."
 
 #: route_ui.lua
+msgid "(More Options)"
+msgstr "(Mehr Optionen)"
+
+#: route_ui.lua
 msgid "<< Select a route part to edit options"
 msgstr "<< Wähle einen Abschnitt, um Optionen zu bearbeiten"
 
@@ -210,6 +218,10 @@ msgid "ARS Rule List"
 msgstr "ARS-Regelliste"
 
 #: route_ui.lua
+msgid "Advanced Options:"
+msgstr "Erweiterte Optionen:"
+
+#: route_ui.lua
 msgid "Announce distant signal"
 msgstr "Entferntes Hauptsignal ankündigen"
 
@@ -607,6 +619,10 @@ msgid "No trains on this section."
 msgstr "Keine Züge auf diesem Abschnitt."
 
 #: tcb_ts_ui.lua
+msgid "Please cancel route first!"
+msgstr ""
+
+#: tcb_ts_ui.lua
 msgid "Punch components to add fixed locks. (punch anything else = end)"
 msgstr ""
 "Schlage auf Komponenten um diese zu sperren (schlage irgendetwas anderes = "
@@ -689,6 +705,10 @@ msgid "Signal at @1"
 msgstr "Signal bei @1"
 
 #: tcb_ts_ui.lua
+msgid "Signal has been unassigned. Name and routes are kept for reuse."
+msgstr "Signal getrennt. Name und Fahrstraßen bleiben im TCB gespeichert."
+
+#: tcb_ts_ui.lua
 msgid "Signal name"
 msgstr "Signalname"
 
@@ -772,6 +792,14 @@ msgid "Trains on this section:"
 msgstr "Züge in diesem Abschnitt"
 
 #: tcb_ts_ui.lua
+msgid ""
+"Unassign\n"
+"Signal"
+msgstr ""
+"Signalzuw.\n"
+"trennen"
+
+#: tcb_ts_ui.lua
 msgid "Unconfigured Track Circuit Break, right-click to assign."
 msgstr ""
 "Nicht konfiguierte Gleisabschnittsgrenze (TCB). Rechtsklick zum Zuweisen."
diff --git a/advtrains_interlocking/po/fr.po b/advtrains_interlocking/po/fr.po
index 1ebf2bb..ee03471 100644
--- a/advtrains_interlocking/po/fr.po
+++ b/advtrains_interlocking/po/fr.po
@@ -2,7 +2,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: advtrains\n"
 "Report-Msgid-Bugs-To: advtrains-discuss@lists.sr.ht\n"
-"POT-Creation-Date: 2025-06-11 23:21+0200\n"
+"POT-Creation-Date: 2025-07-20 22:27+0200\n"
 "PO-Revision-Date: 2025-03-25 15:06+0100\n"
 "Last-Translator: Tanavit <tanavit@posto.ovh>\n"
 "Language-Team: French\n"
@@ -70,6 +70,10 @@ msgstr ""
 msgid "Advancing over next section is"
 msgstr ""
 
+#: route_prog.lua route_ui.lua
+msgid "Auto lock turnouts"
+msgstr ""
+
 #: route_prog.lua
 msgid "Cancel if you are unsure!"
 msgstr ""
@@ -192,6 +196,10 @@ msgid "route continuation."
 msgstr ""
 
 #: route_ui.lua
+msgid "(More Options)"
+msgstr ""
+
+#: route_ui.lua
 msgid "<< Select a route part to edit options"
 msgstr ""
 
@@ -205,6 +213,10 @@ msgid "ARS Rule List"
 msgstr ""
 
 #: route_ui.lua
+msgid "Advanced Options:"
+msgstr ""
+
+#: route_ui.lua
 #, fuzzy
 msgid "Announce distant signal"
 msgstr "Signal distant métro de Munich ("
@@ -584,6 +596,10 @@ msgid "No trains on this section."
 msgstr ""
 
 #: tcb_ts_ui.lua
+msgid "Please cancel route first!"
+msgstr ""
+
+#: tcb_ts_ui.lua
 msgid "Punch components to add fixed locks. (punch anything else = end)"
 msgstr ""
 
@@ -668,6 +684,10 @@ msgid "Signal at @1"
 msgstr "Signal"
 
 #: tcb_ts_ui.lua
+msgid "Signal has been unassigned. Name and routes are kept for reuse."
+msgstr ""
+
+#: tcb_ts_ui.lua
 #, fuzzy
 msgid "Signal name"
 msgstr "Signal"
@@ -745,6 +765,13 @@ msgid "Trains on this section:"
 msgstr ""
 
 #: tcb_ts_ui.lua
+#, fuzzy
+msgid ""
+"Unassign\n"
+"Signal"
+msgstr "Sémaphore"
+
+#: tcb_ts_ui.lua
 msgid "Unconfigured Track Circuit Break, right-click to assign."
 msgstr ""
 
@@ -1144,9 +1171,6 @@ msgstr "Vous n'êtes pas autorisé à configurer cette voie."
 #~ msgid "Kick out passengers"
 #~ msgstr "Éjecter les passagers"
 
-#~ msgid "Lampless Signal"
-#~ msgstr "Sémaphore"
-
 #~ msgid "Left"
 #~ msgstr "Gauche"
 
diff --git a/advtrains_interlocking/po/zh_CN.po b/advtrains_interlocking/po/zh_CN.po
index 48c5805..848b26b 100644
--- a/advtrains_interlocking/po/zh_CN.po
+++ b/advtrains_interlocking/po/zh_CN.po
@@ -2,7 +2,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: advtrains\n"
 "Report-Msgid-Bugs-To: advtrains-discuss@lists.sr.ht\n"
-"POT-Creation-Date: 2025-06-11 23:21+0200\n"
+"POT-Creation-Date: 2025-07-20 22:27+0200\n"
 "PO-Revision-Date: 2023-10-09 11:24+0200\n"
 "Last-Translator: Y. Wang <yw05@forksworld.de>\n"
 "Language-Team: Chinese (Simplified)\n"
@@ -70,6 +70,10 @@ msgstr ""
 msgid "Advancing over next section is"
 msgstr ""
 
+#: route_prog.lua route_ui.lua
+msgid "Auto lock turnouts"
+msgstr ""
+
 #: route_prog.lua
 msgid "Cancel if you are unsure!"
 msgstr ""
@@ -189,6 +193,10 @@ msgid "route continuation."
 msgstr ""
 
 #: route_ui.lua
+msgid "(More Options)"
+msgstr ""
+
+#: route_ui.lua
 msgid "<< Select a route part to edit options"
 msgstr ""
 
@@ -202,6 +210,10 @@ msgid "ARS Rule List"
 msgstr ""
 
 #: route_ui.lua
+msgid "Advanced Options:"
+msgstr ""
+
+#: route_ui.lua
 msgid "Announce distant signal"
 msgstr ""
 
@@ -578,6 +590,10 @@ msgid "No trains on this section."
 msgstr ""
 
 #: tcb_ts_ui.lua
+msgid "Please cancel route first!"
+msgstr ""
+
+#: tcb_ts_ui.lua
 msgid "Punch components to add fixed locks. (punch anything else = end)"
 msgstr ""
 
@@ -661,6 +677,10 @@ msgid "Signal at @1"
 msgstr "信号灯"
 
 #: tcb_ts_ui.lua
+msgid "Signal has been unassigned. Name and routes are kept for reuse."
+msgstr ""
+
+#: tcb_ts_ui.lua
 #, fuzzy
 msgid "Signal name"
 msgstr "信号灯"
@@ -736,6 +756,13 @@ msgid "Trains on this section:"
 msgstr ""
 
 #: tcb_ts_ui.lua
+#, fuzzy
+msgid ""
+"Unassign\n"
+"Signal"
+msgstr "臂板信号机"
+
+#: tcb_ts_ui.lua
 msgid "Unconfigured Track Circuit Break, right-click to assign."
 msgstr ""
 
@@ -1007,9 +1034,6 @@ msgstr "您不能调整这段轨道。"
 #~ msgid "Kick out passengers"
 #~ msgstr "踢出乘客"
 
-#~ msgid "Lampless Signal"
-#~ msgstr "臂板信号机"
-
 #~ msgid "Line"
 #~ msgstr "火车线路"
 
diff --git a/advtrains_interlocking/po/zh_TW.po b/advtrains_interlocking/po/zh_TW.po
index 6f07afb..a1de211 100644
--- a/advtrains_interlocking/po/zh_TW.po
+++ b/advtrains_interlocking/po/zh_TW.po
@@ -2,7 +2,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: advtrains\n"
 "Report-Msgid-Bugs-To: advtrains-discuss@lists.sr.ht\n"
-"POT-Creation-Date: 2025-06-11 23:21+0200\n"
+"POT-Creation-Date: 2025-07-20 22:27+0200\n"
 "PO-Revision-Date: 2023-10-09 11:31+0200\n"
 "Last-Translator: Y. Wang <yw05@forksworld.de>\n"
 "Language-Team: Chinese (Traditional)\n"
@@ -70,6 +70,10 @@ msgstr ""
 msgid "Advancing over next section is"
 msgstr ""
 
+#: route_prog.lua route_ui.lua
+msgid "Auto lock turnouts"
+msgstr ""
+
 #: route_prog.lua
 msgid "Cancel if you are unsure!"
 msgstr ""
@@ -189,6 +193,10 @@ msgid "route continuation."
 msgstr ""
 
 #: route_ui.lua
+msgid "(More Options)"
+msgstr ""
+
+#: route_ui.lua
 msgid "<< Select a route part to edit options"
 msgstr ""
 
@@ -202,6 +210,10 @@ msgid "ARS Rule List"
 msgstr ""
 
 #: route_ui.lua
+msgid "Advanced Options:"
+msgstr ""
+
+#: route_ui.lua
 msgid "Announce distant signal"
 msgstr ""
 
@@ -578,6 +590,10 @@ msgid "No trains on this section."
 msgstr ""
 
 #: tcb_ts_ui.lua
+msgid "Please cancel route first!"
+msgstr ""
+
+#: tcb_ts_ui.lua
 msgid "Punch components to add fixed locks. (punch anything else = end)"
 msgstr ""
 
@@ -661,6 +677,10 @@ msgid "Signal at @1"
 msgstr "色燈號誌機"
 
 #: tcb_ts_ui.lua
+msgid "Signal has been unassigned. Name and routes are kept for reuse."
+msgstr ""
+
+#: tcb_ts_ui.lua
 #, fuzzy
 msgid "Signal name"
 msgstr "色燈號誌機"
@@ -736,6 +756,13 @@ msgid "Trains on this section:"
 msgstr ""
 
 #: tcb_ts_ui.lua
+#, fuzzy
+msgid ""
+"Unassign\n"
+"Signal"
+msgstr "臂木式號誌機"
+
+#: tcb_ts_ui.lua
 msgid "Unconfigured Track Circuit Break, right-click to assign."
 msgstr ""
 
@@ -1007,9 +1034,6 @@ msgstr "您不能調整這段軌道。"
 #~ msgid "Kick out passengers"
 #~ msgstr "踢出乘客"
 
-#~ msgid "Lampless Signal"
-#~ msgstr "臂木式號誌機"
-
 #~ msgid "Line"
 #~ msgstr "火車線路"
 
diff --git a/advtrains_interlocking/tcb_ts_ui.lua b/advtrains_interlocking/tcb_ts_ui.lua
index 0111f5e..c9cae07 100755
--- a/advtrains_interlocking/tcb_ts_ui.lua
+++ b/advtrains_interlocking/tcb_ts_ui.lua
@@ -922,6 +922,7 @@ function advtrains.interlocking.show_signalling_form(sigd, pname, sel_rte, calle
 				if hasprivs then
 					form = form.."button[0.5,8;2.5,1;smartroute;"..S("Smart Route").."]"
 					form = form.."button[  3,8;2.5,1;newroute;"..S("New (Manual)").."]"
+					form = form.."button_exit[5.5,8;1.5,1;unassign;"..S("Unassign\nSignal").."]"
 					form = form..string.format("checkbox[0.5,8.75;ars;"..S("Automatic routesetting")..";%s]", not tcbs.ars_disabled)
 					form = form..string.format("checkbox[0.5,9.25;dstarstrig;"..S("Distant signal triggers ARS")..";%s]", not tcbs.no_dst_ars_trig)
 				end
@@ -935,13 +936,16 @@ function advtrains.interlocking.show_signalling_form(sigd, pname, sel_rte, calle
 					if hasprivs then
 						form = form.."button[0.5,4;2.5,1;smartroute;"..S("Smart Route").."]"
 						form = form.."button[  3,4;2.5,1;newroute;"..S("New (Manual)").."]"
+						form = form.."button_exit[5.5,4;1.5,1;unassign;"..S("Unassign\nSignal").."]"
 					end
 				elseif caps >= 3 then
 					-- it's a buffer!
 					form = form.."label[0.5,2.5;"..S("This is an always-halt signal (e.g. a buffer)\nNo routes can be set from here.").."]"
+					form = form.."button_exit[5.5,4;1.5,1;unassign;"..S("Unassign\nSignal").."]"
 				else
 					-- signal caps say it cannot be route start/end
 					form = form.."label[0.5,2.5;"..S("This is a pure distant signal\nNo route is currently set through.").."]"
+					form = form.."button_exit[5.5,4;1.5,1;unassign;"..S("Unassign\nSignal").."]"
 				end
 			end
 			
@@ -995,7 +999,7 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
 		local tcbs = ildb.get_tcbs(sigd)
 		if not tcbs then return end
 
-		if fields.quit then
+		if fields.quit and not fields.unassign then
 			sig_pselidx[pname] = nil
 			p_open_sig_form[pname] = nil
 			-- form quit: disable temporary ARS ignore
@@ -1082,6 +1086,23 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
 				end
 			end
 		end
+		if fields.unassign and hasprivs then
+			-- unassigning the signal from the tcbs
+			-- only when no route is set.
+			-- Routes and name remain saved, in case the player wants to reassign a new signal
+			if not tcbs.routeset then
+				local signal_pos = tcbs.signal
+				ildb.set_sigd_for_signal(signal_pos, nil)
+				tcbs.signal = nil
+				tcbs.route_aspect = nil
+				tcbs.route_remote = nil
+				p_open_sig_form[pname] = nil -- form is closed/left, do not reopen
+				minetest.chat_send_player(pname, S("Signal has been unassigned. Name and routes are kept for reuse."))
+				return
+			else
+				minetest.chat_send_player(pname, S("Please cancel route first!"))
+			end
+		end
 		
 		if fields.ars then
 			tcbs.ars_disabled = not minetest.is_yes(fields.ars)