factorize the new workflow item form creation

wcs/admin/workflows.ptl

@@ -186,19 +186,19 @@ class WorkflowStatusPage(Directory):
         '<li><a href="edit">%s</a></li>' % _('Change Status Name')
         '<li><a href="delete" rel="popup">%s</a></li>' % _('Delete')
         '</ul>'
-        self.get_new_item_form()
-
-    def get_new_item_form [html] (self):
         '<div id="new-field">'
         '<h3>%s</h3>' % _('New Item')
+        self.get_new_item_form().render()
+        '</div>'
+
+    def get_new_item_form [html] (self):
         form = Form(enctype='multipart/form-data', action = 'newitem')
         options = [(x.key, _(x.description)) for x in item_classes]
         options.sort(cmp=lambda a, b: cmp(a[1],b[1]))
         form.add(SingleSelectWidget, 'type', title = _('Type'),
                 required=True, options = options)
         form.add_submit('submit', _('Add'))
-        form.render()
-        '</div>'
+        return form
 
     def update_order(self):
         request = get_request()
@@ -209,9 +209,7 @@ class WorkflowStatusPage(Directory):
 
 
     def newitem(self):
-        form = Form(enctype='multipart/form-data', action = 'newitem')
-        form.add(SingleSelectWidget, 'type', title = _('Type'),
-                options = [(x.key, _(x.description)) for x in item_classes])
+        form = self.get_new_item_form()
 
         if not form.is_submitted() or form.has_errors():
             get_session().message = ('error', _('Submitted form was not filled properly.'))