Re: Models that are ordered lists

2008-01-22 Thread [EMAIL PROTECTED]
Right now model inheritance doesn't work properly in Django. It's a goal for the future, but right now it's unsupported. Considering all you have to do is add an IntegerField() and an 'ordering' property to the inner Meta class, I don't think it's worth attempting to hack together a MixIn anyway

Re: Models that are ordered lists

2008-01-21 Thread [EMAIL PROTECTED]
You can set a value in a model and order_by that value. I presume you're trying to optimize something, and don't want to have the overhead of order_by for each call. Ivan On Jan 21, 1:15 am, J. Pablo Fernández <[EMAIL PROTECTED]> wrote: > Hello, > > Is there some tool in Django to make a model

Models that are ordered lists

2008-01-21 Thread J . Pablo Fernández
Hello, Is there some tool in Django to make a model an ordered list where a position field is stored in the database and methods like move_up() or move_down() do the right thing? If not, how would I go about doing it so it is reusable? a class to inherit from in model classes (as the second clas