def __init__(self, verbose_name=None, name=None, markup_type=None,
default_markup_type=None, **kwargs):
if markup_type and default_markup_type:
raise ValueError('Cannot specify both markup_type and default_markup_type')
self.default_markup_type = markup_type or default_markup_type
markup_types = renderer.list_filters()
if self.default_markup_type and (not self.default_markup_type in markup_types):
raise ValueError('Invalid markup type, allowed values: %s' % \
', '.join(renderer.list_filters()))
self.markup_type_editable = markup_type is None
super(MarkupField, self).__init__(verbose_name, name, **kwargs)
def contribute_to_class(self, cls, name):
keys = renderer.list_filters()
markup_type_field = models.CharField(max_length=30,
choices=[(k, k) for k in keys], default=self.default_markup_type,
editable=self.markup_type_editable, blank=self.blank)
rendered_field = models.TextField(editable=False)
markup_type_field.creation_counter = self.creation_counter + 1
rendered_field.creation_counter = self.creation_counter + 2
cls.add_to_class(_markup_type_field_name(name), markup_type_field)
cls.add_to_class(_rendered_field_name(name), rendered_field)
super(MarkupField, self).contribute_to_class(cls, name)
setattr(cls, self.name, MarkupDescriptor(self))
