I think this is a common enough pattern to be "hobo-fied".  I know Jeff
Lapides has been bugging me about a simple way to do this for two years :-)

What do others think?

On Tue, Apr 20, 2010 at 4:19 PM, Bryan Larsen <[email protected]>wrote:

> Jeremy Savoy wrote:
>
>> I have a model for budget item entries. Each entry contains the total
>> cost, the amount paid, and the amount due on the item - all are typed
>> float
>>
>> I would like for the amount_due to be calculated for the user whenever
>> there is a change in total cost or amount paid. This change could be
>> when the item is initially being created or edited at some future
>> point.
>>
>> Is this something that I'll just have to implement in javascript/ajax,
>> or is there already functionality like this built into rapid?
>>
>>
> It's certainly easy enough to do server side: You can add a method called
> "total" to the container model and then add it to the list of columns in the
> view.   And then you could use Hobo's Ajax mechanism to update that view
> whenever something changes.  If you want to try this, I can give more
> details
>
> But that seems excessive -- it seems to me that this would best be done in
> pure client-side Javascript.  It's probably easier and definitely a lot
> faster.   This only works if the entire budget fits on a single web page.
>  (You can hide sections of the page if it's too big visually, but still
> small enough that it doesn't kill the browser).
>
> Bryan
>
>
> --
> You received this message because you are subscribed to the Google Groups
> "Hobo Users" group.
> To post to this group, send email to [email protected].
> To unsubscribe from this group, send email to
> [email protected]<hobousers%[email protected]>
> .
> For more options, visit this group at
> http://groups.google.com/group/hobousers?hl=en.
>
>


-- 
Thanks,
- Owen

Owen Dall, Chief Systems Architect
Barquin International
Cell: 410-991-0811

-- 
You received this message because you are subscribed to the Google Groups "Hobo 
Users" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/hobousers?hl=en.

Reply via email to