+ } else {
+ valid_text = make_valid_utf8 (text ? text : "");
+ gtk_label_set_text (GTK_LABEL (label), valid_text);
+ g_free (valid_text);
+ }
+
+ gtk_table_attach (table, label, 1, 2, *row, *row + 1,
+ GTK_FILL | GTK_EXPAND, GTK_FILL, 0, 0);
+ gtk_widget_show (label);
+
+ *row += 1;
+}
+
+static GtkUnit
+get_default_user_units (void)
+{
+ /* Translate to the default units to use for presenting
+ * lengths to the user. Translate to default:inch if you
+ * want inches, otherwise translate to default:mm.
+ * Do *not* translate it to "predefinito:mm", if it
+ * it isn't default:mm or default:inch it will not work
+ */
+ gchar *e = _("default:mm");
+
+#ifdef HAVE__NL_MEASUREMENT_MEASUREMENT
+ gchar *imperial = NULL;
+
+ imperial = nl_langinfo (_NL_MEASUREMENT_MEASUREMENT);
+ if (imperial && imperial[0] == 2)
+ return GTK_UNIT_INCH; /* imperial */
+ if (imperial && imperial[0] == 1)
+ return GTK_UNIT_MM; /* metric */
+#endif
+
+ if (strcmp (e, "default:mm") == 0)
+ return GTK_UNIT_MM;
+ if (strcmp (e, "default:inch") == 0)
+ return GTK_UNIT_INCH;
+
+ g_warning ("Whoever translated default:mm did so wrongly.\n");
+
+ return GTK_UNIT_MM;
+}
+
+static gdouble
+get_tolerance (gdouble size)
+{
+ if (size < 150.0f)
+ return 1.5f;
+ else if (size >= 150.0f && size <= 600.0f)
+ return 2.0f;
+ else
+ return 3.0f;
+}