On Thu, Mar 4, 2010 at 3:08 AM, coco <geneviev...@gmail.com> wrote:
> Hello,
> Is it possible to get some kind of ListField() for some
> django.forms.Form fields ?
>
> Here is a typical example problem involving this. Let's try to make
> the following kind of form (forms.py):
>
> class mytable(forms.Form):
> tags = forms.CharField()
> x = forms.FloatField()
> y = forms.FloatField()
> z = forms.FloatField()
>
> Now, I want to link it with an editable html table like this (4
> columns x multiple rows):
>
> tags x y z
> "pt1" 0.0 0.0 0.0
> "pt2" 1.3 2.1 5.0
> "pt3" 2.0 4.5 6.1
> and so on...
>
> The FloatField() in mytable() are inapropriates. One need some kind of
> FloatList() or TableGrid widget in order to stay DRY : I want to avoid
> hardcoding all the fields (x1,x2,x3,x4,x5,x6,... y1,y2,y3,...), but
> instead using some kind of (x[i], y[i], z[i] or data(i,j)). I can't
> figure how to do that. I do not want to use models, neither database
> system, but some direct handling like this snippet in views.py:
>
> def myfunct(request):
> if request.method == 'POST':
> form = mytable(request.POST)
> if form.is_valid():
> cd = form.cleaned_data
> for i in range(len(cd['tags']))
> print cd['x'][i] + cd['y'][i] + cd['z'][i]
> f = mytable(cd)
> return render_to_response('mytemplate.html', {'form': f})
> else:
> form = mytable()
> return render_to_response('mytemplate.html', {'form': form})
>
> Does anyone know how to achieve this ? Thanks,
>
Use formsets [1].
Cheers
Tom
[1] http://docs.djangoproject.com/en/1.1/topics/forms/formsets/
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