trackplacer: fix a bug in the deletion logic.

data/tools/trackplacer

@@ -298,10 +298,14 @@ class JourneyTracks:
         if found:
             # Prefer to delete the most recent feature
             track = self.selected_track()
-            track = track[:found[-1]] + track[found[-1]+1:]
+            self.tracks[self.selected_id] = track[:found[-1]] + track[found[-1]+1:]
             self.modified += 1
     def __str__(self):
-        return self.mapfile + ": " + `self.tracks`
+        rep = self.mapfile + ":n"
+        for name in self.track_order:
+            track = self.tracks[name]
+            rep += name + ": " + `track` + "\n"
+        return rep
 
 class TrackEditorIcon:
     def __init__(self, action, path):
@@ -979,7 +983,7 @@ class TracksEditor:
         self.redraw(self.drawing_area, 0.5)
 
     def log(self, msg):
-        "Notify user of error and die."
+        "Debugging report."
         if self.verbose:
             print >>sys.stderr, "trackplacer:", msg
 
@@ -1011,7 +1015,11 @@ if __name__ == "__main__":
         wesnoth.wmltools.pop_to_top("trackplacer")
     if arguments:
         try:
-            TracksEditor(path=os.path.join(here, arguments[0]), verbose=verbose)
+            filename = os.path.join(here, arguments[0])
+            # Relativize file path to current directory
+            if filename.startswith(os.getcwd()):
+                filename = filename[len(os.getcwd())+1:]
+            TracksEditor(path=filename, verbose=verbose)
         except IOException, e:
             if e.lineno:
                 sys.stderr.write(('"%s", line %d: ' % (e.path, e.lineno)) + e.message + "\n")