preparation for schematic editor

model_railway_signals/signals_common.py

@@ -589,26 +589,4 @@ def publish_signal_passed_event(sig_id:int):
         mqtt_interface.send_mqtt_message("signal_passed_event",sig_id,data=data,log_message=log_message,retain=False)
         return()
 
-# ------------------------------------------------------------------------------------------
-# Common internal functions for deleting a signal object (including all the drawing objects)
-# This is used by the schematic editor for moving signals and changing signal types where we
-# delete the existing signal with all its data and then recreate it in its new configuration
-# ------------------------------------------------------------------------------------------
-
-def delete_signal(sig_id:int):
-    global signals
-    if sig_exists(sig_id):
-        # Delete all the tkinter canvas drawing objects created for the signal
-        signals[str(sig_id)]["canvas"].delete("signal"+str(sig_id))
-        # Delete all the tkinter button objects created for the signal
-        signals[str(sig_id)]["sigbutton"].destroy()
-        signals[str(sig_id)]["subbutton"].destroy()
-        signals[str(sig_id)]["passedbutton"].destroy()
-        # This buttons is only common to colour light and semaphore types
-        if signals[str(sig_id)]["sigtype"] in (sig_type.colour_light,sig_type.semaphore):
-            signals[str(sig_id)]["releasebutton"].destroy()
-        # Finally, delete the signal entry from the dictionary of signals
-        del signals[str(sig_id)]
-    return()
-
 #################################################################################################