# HG changeset patch
# User sylvain.thenault@logilab.fr
# Date 1239126783 -7200
# Node ID e710fc46c6a05f862940e0470b8df1cd24a4daba
# Parent  0a5257f5d723e78a0682566f0ea0752a8130d2bc
new append_field method

diff -r 0a5257f5d723 -r e710fc46c6a0 web/form.py
--- a/web/form.py	Tue Apr 07 19:52:52 2009 +0200
+++ b/web/form.py	Tue Apr 07 19:53:03 2009 +0200
@@ -247,6 +247,14 @@
             fields = cls_or_self.fields
         fields.remove(field)
     
+    @iclassmethod
+    def append_field(cls_or_self, field):
+        if isinstance(cls_or_self, type):
+            fields = cls_or_self._fields_
+        else:
+            fields = cls_or_self.fields
+        fields.append(field)
+    
     @property
     def form_needs_multipart(self):
         return any(field.needs_multipart for field in self.fields)