Put arguments into groups and use them to display them in the web interface

boxes/__init__.py

@@ -191,32 +191,37 @@ class Boxes:
     def __init__(self):
         self.formats = formats.Formats()
         self.argparser = ArgumentParser(description=self.__doc__)
-        self.argparser.add_argument(
+        self.argparser._action_groups[1].title = "Generator Settings"
+        fingergroup = self.argparser.add_argument_group(
+            "Finger Joint Settings")
+        fingergroup.add_argument(
             "--fingerjointfinger", action="store", type=float, default=1.0,
             help="width of the fingers in multiples of thickness")
-        self.argparser.add_argument(
+        fingergroup.add_argument(
             "--fingerjointspace", action="store", type=float, default=1.0,
             help="width of the space between fingers in multiples of thickness")
-        self.argparser.add_argument(
+        fingergroup.add_argument(
             "--fingerjointsurrounding", action="store", type=float, default=1.0,
             help="amount of space needed at the end in multiples of normal spaces")
-        self.argparser.add_argument(
+        defaultgroup = self.argparser.add_argument_group(
+                        "Default Settings")
+        defaultgroup.add_argument(
             "--thickness", action="store", type=float, default=4.0,
             help="thickness of the material")
-        self.argparser.add_argument(
+        defaultgroup.add_argument(
             "--output", action="store", type=str, default="box.svg",
             help="name of resulting file")
-        self.argparser.add_argument(
+        defaultgroup.add_argument(
             "--format", action="store", type=str, default="svg",
             choices=self.formats.getFormats(),
             help="format of resulting file")
-        self.argparser.add_argument(
+        defaultgroup.add_argument(
             "--debug", action="store", type=bool, default=False,
             help="print surrounding boxes for some structures")
-        self.argparser.add_argument(
+        defaultgroup.add_argument(
             "--reference", action="store", type=float, default=100,
             help="print reference rectangle with given length")
-        self.argparser.add_argument(
+        defaultgroup.add_argument(
             "--burn", action="store", type=float, default=0.05,
             help="burn correction in mm (bigger values for tighter fit)")
 

scripts/boxesserver

@@ -142,15 +142,17 @@ flex cuts, holes and slots for screws and more high level functions.
         <h2 style="font-size: 1em; margin: 0px; "> <a href="/">generators</a></h2><h2 style="margin: 0px 0px 0px 20px;" > <span style="margin-right: 10px;"> >> <span>""", name, """</h2>
         <p>""", box.__doc__ or "", """</p>
 <form action="%s" method="GET" target="_blank">
-<table>
         """ % (action)]
-        for a in box.argparser._actions:
+        for group in box.argparser._action_groups[2:] + box.argparser._action_groups[:2]:
-            if a.dest in ("input", "output"):
+            if not group._group_actions:
                 continue
-            result.append(self.arg2html(a))
+            result.append("<h3>%s</h3>\n<table>\n" % group.title)
-            if a.dest == "burn":
+            for a in group._group_actions:
-                result.append("</table>\n<hr>\n<table>\n")
+                if a.dest in ("input", "output"):
-        result.append("""</table>
+                    continue
+                result.append(self.arg2html(a))
+            result.append("</table>")
+        result.append("""
 <p><button name="render" value="1">Generate</button></p>
 </form>