[Ironruby-core] Dispatcher.Invoke

Patrick Brown patrickcbrown at gmail.com
Tue Nov 24 14:56:05 EST 2009


Hi

   Thanks for your help, it still seems to be a bit off, I get this message
after I cut and pasted your code in.  Still looking into it but not finding
much...

./MainWindow.rb:56: can't convert Proc into System::Delegate (TypeError)
Thanks,
Patrick



On Tue, Nov 24, 2009 at 2:09 PM, Ivan Porto Carrero <ivan at flanders.co.nz>wrote:

> Yes it is possible but you need to wrap it in a Delegate like Action for it
> to work
>
> A ruby method is not a CLR delegate at all.
> So you can do something like this
>
> def update_status(status)
>   puts status
> end
>
> def initialize
>   meth = proc { |st| update_status(st) }
>   self.dispatcher.invoke meth, %w(jo)
> end
>
>
> ---
> Met vriendelijke groeten - Best regards - Salutations
> Ivan Porto Carrero
> Blog: http://flanders.co.nz
> Google Wave: portocarrero.ivan at googlewave.com
> Twitter: http://twitter.com/casualjim
> Author of IronRuby in Action (http://manning.com/carrero)
>
>
>
>   On Tue, Nov 24, 2009 at 7:44 PM, Patrick Brown <patrickcbrown at gmail.com>wrote:
>
>>   Hello
>>
>>    Is it possible to call the Control.Dispatcher.Invoke in IronRuby?  I
>> have been digging around and trying various approaches for quite a while and
>> can't quite seem to get it to work.  The most simple example I below where I
>> do not even access the parameter fails... any ideas would be greatly
>> appreciated.
>>
>>  class MainWindow < Window
>>   def updateStatus(status)
>>     puts 'hi'
>>   end
>>
>>   def initialize
>>     self.Dispatcher.Invoke(updateStatus, ["jo"])
>>  end
>> end
>>
>> Thanks for your time and ideas,
>> Patrick
>>
>> _______________________________________________
>> Ironruby-core mailing list
>> Ironruby-core at rubyforge.org
>> http://rubyforge.org/mailman/listinfo/ironruby-core
>>
>>
>
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>
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