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Added start of 'Creating custom fields' section to docs/newforms.txt

git-svn-id: http://code.djangoproject.com/svn/django/trunk@4819 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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commit 5d079ee2149616c5c4861b76255e6b7d71c5ab1b 1 parent bd8c2fe
@adrianholovaty adrianholovaty authored
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  1. +10 −0 docs/newforms.txt
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10 docs/newforms.txt
@@ -860,6 +860,16 @@ level and at the form instance level, and the latter gets precedence::
<tr><th>Url:</th><td><input type="text" name="url" /></td></tr>
<tr><th>Comment:</th><td><input type="text" name="comment" /></td></tr>
+Creating custom fields
+----------------------
+
+If the built-in ``Field`` classes don't meet your needs, you can easily create
+custom ``Field`` classes. To do this, just create a subclass of
+``django.newforms.Field``. Its only requirements are that it implement a
+``clean()`` method and that its ``__init__()`` method accept the core arguments
+mentioned above (``required``, ``label``, ``initial``, ``widget``,
+``help_text``).
+
More coming soon
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