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Diffstat (limited to 'docs/ref/forms')
| -rw-r--r-- | docs/ref/forms/api.txt | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/docs/ref/forms/api.txt b/docs/ref/forms/api.txt index ef4da9479e..c8f302b924 100644 --- a/docs/ref/forms/api.txt +++ b/docs/ref/forms/api.txt @@ -205,6 +205,40 @@ precedence:: <tr><th>Url:</th><td><input type="url" name="url" /></td></tr> <tr><th>Comment:</th><td><input type="text" name="comment" /></td></tr> +Accessing the fields from the form +---------------------------------- + +.. attribute:: Form.fields + +You can access the fields of :class:`Form` instance from its ``fields`` +attribute:: + + >>> for row in f.fields.values(): print(row) + ... + <django.forms.fields.CharField object at 0x7ffaac632510> + <django.forms.fields.URLField object at 0x7ffaac632f90> + <django.forms.fields.CharField object at 0x7ffaac3aa050> + >>> f.fields['name'] + <django.forms.fields.CharField object at 0x7ffaac6324d0> + +You can alter the field of :class:`Form` instance to change the way it is +presented in the form:: + + >>> f.as_table().split('\n')[0] + '<tr><th>Name:</th><td><input name="name" type="text" value="instance" /></td></tr>' + >>> f.fields['name'].label = "Username" + >>> f.as_table().split('\n')[0] + '<tr><th>Username:</th><td><input name="name" type="text" value="instance" /></td></tr>' + +Beware not to alter the ``base_fields`` attribute because this modification +will influence all subsequent ``ContactForm`` instances within the same Python +process:: + + >>> f.base_fields['name'].label = "Username" + >>> another_f = CommentForm(auto_id=False) + >>> another_f.as_table().split('\n')[0] + '<tr><th>Username:</th><td><input name="name" type="text" value="class" /></td></tr>' + Accessing "clean" data ---------------------- |
