[MacRuby-devel] Using Virtus or SmartProperty as outlets?

[Carolyn Ann Grant]

Hmm… I didn't think of either of those. I knew I was missing something obvious! A case of missing the wood for the trees, I think. :-)

Thanks, Colin and Steve! 

/Carolyn

On Nov 22, 2012, at 4:51 AM, Steve Clarke <steve at sclarkes.me.uk> wrote:

> I think that discussions about validation of user entered data need to consider how you provide feedback to the user on what happened.  
> 
> Have you thought about how validation errors are integrated with Cocoa frameworks?  I don't know anything about Virtus or SmartProperties but I would be surprised if they buy you anything when used in conjunction with a Cocoa user interface.  Cocoa provides formatters.  Take a look at "Text Field with Number Formatter" in the Xcode controls.
> 
> Steve
> 
> On 22 Nov 2012, at 06:47, Colin Thomas-Arnold <colinta at gmail.com> wrote:
> 
>> What happens if you use BOTH attr_accessor and attribute - the first for the IB outlet, and the other for validation. Just a thought. 
>> 
>> 
>> On Nov 21, 2012, at 11:08 PM, david kramf <dakr.012 at gmail.com> wrote:
>> 
>>> "Basically, I need to make sure that when I ask for an integer, I get an integer. And when I want a string - I can reject anything but strings."
>>> Can't you use Ruby services like is_a? to force it ?
>>> Thanks, David Kramf
>>> On Nov 21, 2012, at 10:04 PM, Carolyn Ann Grant wrote:
>>> 
>>>> Basically, I need to make sure that when I ask for an integer, I get an integer. And when I want a string - I can reject anything but strings.
>>> 
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