Re: [Rubycocoa-talk] Problems with creating bindings programatically in RubyCocoa

[Alex S. <al...@al...>]

Hi Eloy,

That worked! I guess I was barking up the wrong tree!

Cheers,
Alex

On 5 Aug 2007, at 13:29, Eloy Duran wrote:

> Hey Alex,
>
> I think that what you want to do is to simply set the target of the
> NSButton to the ActiveRecordSetController instance and use a selector
> like #removeObject(obj) or #removeSelectedObjects() to tell the
> controller to remove the object.
>
> This is also how the + & - buttons work in the MailDemo sample.
>
> Hope it helps :)
>
> Cheers,
> Eloy
>
> On 8/4/07, Alex Speller <al...@al...> wrote:
>>  Hi there,
>>
>> I'm having some problems setting up bindings programmatically.
>>
>> I'm trying to use a table with a (-) button in that removes it's  
>> row when
>> clicked. The other table columns are bound to an  
>> ActiveRecordSetController,
>> and the button column is unbound (is this right?). I then use  
>> setDataCell on
>> the this column.
>>
>> This is what I've tried:
>>
>>  cell = OSX::NSButtonCell.alloc.init
>>     cell.objc_send(
>>     :bind,         "target",
>>     :toObject,     self,
>>     :withKeyPath,  "current_sale_controller",
>>    :options,      {"NSSelectorName" => "remove" }
>>    )
>>
>>  cell.setTitle '-'
>>    @remove_button_column.setDataCell cell
>>
>> This doesn't give an error, but nothing happens when you click the  
>> button.
>>
>> I think it could possibly be a problem with OSX::NSSelectorName  
>> not being a
>> recognized constant, which is why I used the string instead. Am I  
>> on the
>> right track here? Any pointers appreciated, I've searched google  
>> (a lot)
>> before asking and I'm out of ideas...
>>
>> Thanks in Advance,
>> Alex Speller
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