django-forms – Page 15

CSS styling in Django forms

October 22, 2022 by Tarik

Taken from my answer to: How to markup form fields with <div class=’field_type’> in Django class MyForm(forms.Form): myfield = forms.CharField(widget=forms.TextInput(attrs={‘class’: ‘myfieldclass’})) or class MyForm(forms.ModelForm): class Meta: model = MyModel def __init__(self, *args, **kwargs): super(MyForm, self).__init__(*args, **kwargs) self.fields[‘myfield’].widget.attrs.update({‘class’: ‘myfieldclass’}) or class MyForm(forms.ModelForm): class Meta: model = MyModel widgets = { ‘myfield’: forms.TextInput(attrs={‘class’: ‘myfieldclass’}), } — EDIT … Read more

How can I build multiple submit buttons django form?

October 21, 2022 by Tarik

Eg: if ‘newsletter_sub’ in request.POST: # do subscribe elif ‘newsletter_unsub’ in request.POST: # do unsubscribe

What’s the best way to store a phone number in Django models?

October 17, 2022 by Tarik

You might actually look into the internationally standardized format E.164, recommended by Twilio for example (who have a service and an API for sending SMS or phone-calls via REST requests). This is likely to be the most universal way to store phone numbers, in particular if you have international numbers work with. Phone by PhoneNumberField … Read more

Define css class in django Forms

October 15, 2022 by Tarik

Yet another solution that doesn’t require changes in python code and so is better for designers and one-off presentational changes: django-widget-tweaks. Hope somebody will find it useful.

How do I add a placeholder on a CharField in Django?

October 11, 2022 by Tarik

Look at the widgets documentation. Basically it would look like: q = forms.CharField(label=”search”, widget=forms.TextInput(attrs={‘placeholder’: ‘Search’})) More writing, yes, but the separation allows for better abstraction of more complicated cases. You can also declare a widgets attribute containing a <field name> => <widget instance> mapping directly on the Meta of your ModelForm sub-class.

Create empty queryset by default in django form fields

October 11, 2022 by Tarik

You can have an empty queryset by doing this: MyModel.objects.none() Although i don’t know how are you going to use that form, you can put that as your field’s queryset in order to get what you need… You can find more information here

How do I filter ForeignKey choices in a Django ModelForm?

October 5, 2022 by Tarik

ForeignKey is represented by django.forms.ModelChoiceField, which is a ChoiceField whose choices are a model QuerySet. See the reference for ModelChoiceField. So, provide a QuerySet to the field’s queryset attribute. Depends on how your form is built. If you build an explicit form, you’ll have fields named directly. form.rate.queryset = Rate.objects.filter(company_id=the_company.id) If you take the default … Read more

Django set default form values

October 1, 2022 by Tarik

You can use Form.initial, which is explained here. You have two options either populate the value when calling form constructor: form = JournalForm(initial={‘tank’: 123}) or set the value in the form definition: tank = forms.IntegerField(widget=forms.HiddenInput(), initial=123)