Yeah just to follow up on the previuos post, you can actually pass the
options AND preselected values both at display time like this:
mod_form(value=dict(pets=[1,4]), options=dict(pets=getAllPets(6)))
Where 1,4 are preselected and 6 is a user id.
-Ian
On 2/12/07, Krys <[EMAIL PROTECTED]> wrote:
>
> Hi there,
>
> I have run into similar issues in the past. I have come up with two
> solutions:
>
> 1) The standard way to provide preselected values to any widget at
> request time is to pass in a values dictions in the template, such as:
>
> ${form.display(dict(select_field: [1, 2, 3]))}
>
> I'm not sure of the exact syntax, but it is along those lines. With
> that, you could pass in a dict of values calculated in the controller
> and passed to the template.
>
> 2) The other way is to set values in cherrypy.request in teh
> controller method and then retrieve them in the myCallable default.
> For example:
>
> def myCallable():
> return cherrypy.request.bar.pets
>
> class Foo(Controller):
> def method(self, id):
> bar = model.get(id)
> cherrypy.request.bar = bar
>
>
> You can actually use both these idioms in many situations, but
> SelectLists are a common use of them.
>
> Anyway, I hope this helps. My code examples may not be perfectly
> accurate (going from memory), but I think you'll get the idea.
>
> Good luck,
> Krys
>
> On Feb 11, 4:42 pm, "miya" <[EMAIL PROTECTED]> wrote:
> > Hi, I have a little problem here. I need to preselect some options in
> > a multiple select.
> > I've been browsing the group and found out that all I have to do is to
> > pass the default argument (default = [...]).
> >
> > The problem is that I have defined this select in a WidgetsList so
> > that I don't actually know which values to select at that moment.
> > I figured that I could pass a Callable that return me the list of the
> > values I need.
> > The problem is that the Callable has to know the id of the user I
> > need.
> >
> > For example, suppose a User has some pets (say 'dog', 'cat',
> > 'giraffe', 'alligator', 'anaconda', etc...), and in the form I need to
> > pre-select tha animals/pets that some dude has. The question is how do
> > I pass the user's id to myCallable?
> >
> > How do I do this?
> >
> > def formExample(widgets.WidgetsList):
> > ...
> > ...
> > pets = widgets.MultipleSelectField(
> > label = '',
> > name = 'pets',
> > options = getAllPets,
> > size = 5,
> > default = myCallable??
> > )
> >
> > ...
> > ...
> >
> > How do I pass the user's id to myCallable ?
> >
> > thanks in advanced!!!
> >
> > --
> > miya
>
>
> >
>
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