I think you have just set the default parameter incorrectly. It should go on the SchemaNode [0]. You have set it on the SelectWidget [1].
I tested it with the current deformdemo branch [2] and it seems to work as you expect. HTH. [0] http://docs.pylonsproject.org/projects/colander/en/latest/api.html#schema-related [1] http://deform.readthedocs.org/en/latest/api.html#module-deform.widget [2] http://pastebin.com/EHcukwcT El 20/08/14 a las 08:35, Derek Hildreth escibió: > Thanks so much for the response. Unfortunately, it didn't add the > 'selected' attribute to the select option. > > I tried the following as well, since you had a good point about value > types and making sure they were strings... > > return [(c <http://c.id/>.name, c.name <http://c.name/>) for c in > all_categories] > > > And then, > > categories = colander.SchemaNode( > colander.Set(), > widget=deform.widget.SelectWidget( > > values=categories, > multiple=True, > > default='Category 3', > > ), > validator=colander.Length(min=1), > ) > > > I then made sure to update the appstruct similarly with str() so that I > end up with this in it: > > 'categories': [{'id': '3', 'name': 'Category 3'}] > > > This didn't add the 'selected' attribute for the select option either. > > Strange, right? > > On Wednesday, August 20, 2014 2:08:24 AM UTC-6, Rebelo wrote: > > > try replacing: > return [(c.id <http://c.id>, c.name <http://c.name>) for c in > all_categories] > with > > return [(str(c.id) <http://c.id>, c.name <http://c.name>) for c in > all_categories] > > > > On Wednesday, August 20, 2014 6:32:16 AM UTC+2, Derek Hildreth wrote: > > I have a schema defined as: > > def get_category_choices(): > all_categories = DBSession.query(Category).all() > return [(c.id <http://c.id>, c.name <http://c.name>) for > c in all_categories] > > categories = get_category_choices() > > class ProductForm(colander.Schema): > > name = colander.SchemaNode(colander.String(), title = > "Name", > > validator=colander.Length(max=80), > ) > > description = colander.SchemaNode(colander.String(), > title="Description", > > validator=colander.Length(max=2000), > > widget=deform.widget.TextAreaWidget(rows=10, cols=60), > ) > > categories = colander.SchemaNode( > colander.Set(), > widget=deform.widget.SelectWidget( > > values=categories, > multiple=True, > > ), > validator=colander.Length(min=1), > ) > > > Here's the code I'm using in Pyramid views.py: > > myform = Form(ProductForm(), buttons=('submit',)) > form = myform.render(product.appstruct()) > return {'form': form} > > > My appstruct looks like this: > > {'description': 'Product description goes here ', > 'categories': [{'id': 1L, 'name': 'Category 1'}, {'id':3L, > 'name':'Category 2'}], 'id': 1L, 'name': 'Product name goes > here'} > > > I'd like the form to be rendered with a multiple select box that > has 'Category 1' and 'Category 2' selected by default, like so: > > <select name="categories" id="deformField4" multiple="multiple"> > <option value="1" selected="selected">Category 1</option> > <option value="2">Category 2</option> > <option value="3" selected="selected">Category 3</option> > </select> > > > I can't seem to get this to happen. I have tried to use > 'default' (as shown deform demo here > > <http://deformdemo.repoze.org/sequence_of_defaulted_selects_with_initial_item/>) > to get at least /one/ item to select (for a test), and it > doesn't seem to do it either. In other words, this: > > categories = colander.SchemaNode( > colander.Set(), > widget=deform.widget.SelectWidget( > > values=categories, > multiple=True, > > default='3', > > ), > validator=colander.Length(min=1), > ) > > > Results in this (notice lack of 'selected' attributes): > > <select name="categories" id="deformField4" multiple="multiple"> > <option value="1">Category 1</option> > <option value="2">Category 2</option> > <option value="3">Category 3</option> > </select> > > > I must be missing something simple here. I'd really appreciate > any help. Thanks in advance. > > -- > You received this message because you are subscribed to the Google > Groups "pylons-discuss" group. > To unsubscribe from this group and stop receiving emails from it, send > an email to [email protected] > <mailto:[email protected]>. > To post to this group, send email to [email protected] > <mailto:[email protected]>. > Visit this group at http://groups.google.com/group/pylons-discuss. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "pylons-discuss" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/pylons-discuss. For more options, visit https://groups.google.com/d/optout.
