destination.py 文件源码

def register_destination_form(type_id, type_label, form, position=-1):
    if (type_id, type_label) not in _destination_choices:
        _destination_choices.insert(position, (type_id, type_label))

    if getattr(form, 'select_field', False):
        setattr(DestinationForm, type_id, DestinationField(destination_form=form))
    else:
        setattr(DestinationForm, type_id, FormField(form))