Re: [Rubycocoa-talk] subclassing, hit a wall

[Steve C. <sco...@gm...>]

Exactly

On 2/14/09, Allison Newman <dem...@ma...> wrote:
> Steve,
>
> Just to clarify, you're trying to subclass NSURLProtocol, and you want
> to override/create functions that are to be called from Objective C,
> Is that right?
>
> Alli
>
> Le 14 févr. 09 à 18:02, Steve Conover a écrit :
>
>> Hi everyone.
>>
>> I'm trying to make my own URL Protocol.  I've been marching along
>> pretty well but have hit a hang problem - if you can spot the problem
>> I'd appreciate help, but I might be even more interested in what you'd
>> do to debug the problem - I don't even know what to try next.
>>
>> It seems that I've defined startLoading properly - the framework
>> complains if it's not there, or the method signature is incorrect.
>> canonicalRequestForRequest gets called and then the whole operation
>> hangs - startLoading never gets invoked.
>>
>>
>> My class:
>>
>> require 'osx/cocoa'
>>
>> OSX.require_framework 'WebKit'
>>
>> class LocalProtocol < OSX::NSURLProtocol
>>
>>  objc_class_method(:canInitWithRequest_, '@:@@')
>>  def self.canInitWithRequest(ns_url_request)
>>    p" canInitWithRequest"
>>    0
>>  end
>>
>>  objc_class_method(:canonicalRequestForRequest_, '@:@@')
>>  def self.canonicalRequestForRequest(ns_url_request)
>>    p"canonicalRequestForRequest #{ns_url_request.inspect}"
>>    ns_url_request
>>  end
>>
>>  def startLoading
>>    p "startLoading"
>>  end
>>
>>  def stopLoading
>>    p "stopLoading"
>>  end
>>
>> end
>>
>>
>>
>> Calling code:
>>
>>    protocol = LocalProtocol.alloc
>>
>>    OSX::NSURLProtocol.registerClass(LocalProtocol)
>>
>>    url = OSX::NSURL.alloc.initWithString("local://foo")
>>    url_request = OSX::NSURLRequest.requestWithURL(url)
>>    url_response = OSX::NSURLResponse.alloc
>>    response =
>> OSX
>> ::NSURLConnection
>> .sendSynchronousRequest_returningResponse_error(url_request,
>> url_response, nil)
>>    str = "." * response.length
>>    response.getBytes_length(str)
>>
>>
>> Console result:
>>
>> " canInitWithRequest"
>> " canInitWithRequest"
>> " canInitWithRequest"
>> "canonicalRequestForRequest #<OSX::NSURLRequest:0x8beeee
>> class='NSURLRequest' id=0x2003e50>"
>> <HANGS HERE FOREVER>
>>
>>
>> Regards,
>> Steve
>>
>> ------------------------------------------------------------------------------
>> Open Source Business Conference (OSBC), March 24-25, 2009, San
>> Francisco, CA
>> -OSBC tackles the biggest issue in open source: Open Sourcing the
>> Enterprise
>> -Strategies to boost innovation and cut costs with open source
>> participation
>> -Receive a $600 discount off the registration fee with the source
>> code: SFAD
>> http://p.sf.net/sfu/XcvMzF8H
>> _______________________________________________
>> Rubycocoa-talk mailing list
>> Rub...@li...
>> https://lists.sourceforge.net/lists/listinfo/rubycocoa-talk
>
>
> ------------------------------------------------------------------------------
> Open Source Business Conference (OSBC), March 24-25, 2009, San Francisco, CA
> -OSBC tackles the biggest issue in open source: Open Sourcing the Enterprise
> -Strategies to boost innovation and cut costs with open source participation
> -Receive a $600 discount off the registration fee with the source code: SFAD
> http://p.sf.net/sfu/XcvMzF8H
> _______________________________________________
> Rubycocoa-talk mailing list
> Rub...@li...
> https://lists.sourceforge.net/lists/listinfo/rubycocoa-talk
>

-- 
Sent from my mobile device