Re: [Rubycocoa-talk] Problem overriding instance methods.

[Eloy D. <elo...@gm...>]

Just to clarify, overriding class methods does work, just not instance methods.

Eloy

On 10/13/07, Eloy Duran <elo...@gm...> wrote:
> Hello all,
>
> I have a problem where I try to override an instance method of a class
> which comes from a framework that I have generated the bridgesupport
> for as per instructions on the wiki...
>
> The code is like this:
>
> ==============================================================
> require 'osx/cocoa'
>
> OSX.require_framework
> File.expand_path('../../vendor/HDCrashReporter.framework', __FILE__)
>
> class OSX::HDCrashReporter
>   def sendReport(sender)
>     puts "Where's the message to this method dude?!"
>   end
>
>   def self.doCrashSubmitting
>     puts 'HDCrashReporter class method. This works...'
>   end
> end
>
> class OSX::NSString
>   def capitalizedString
>     puts 'NSString instance method. This does work...'
>   end
> end
>
> OSX::HDCrashReporter.doCrashSubmitting # prints: HDCrashReporter class
> method. This works...
> "foo".to_nsstring.capitalizedString    # prints: NSString instance
> method. This does work...
>
> OSX::HDCrashReporter.alloc.init.sendReport(nil)
> ==============================================================
>
>
> The last call only works if I initialize an instance myself, so if I
> call it from the ruby side.
> But it doesn't when the method is called as from the interface, at
> that point it simply uses the original method.
>
> The original method is as follows:
>
> - (IBAction) sendReport: (id) sender
> {
>   // code
> }
>
> I have included the output with $RUBYCOCOA_DEBUG = true
> I hope this is helpful...
>
> Cheers,
> Eloy
>
> 2007-10-13 19:09:25.388 Crasher[20751] OVMIX : Registering (direct
> override) Ruby method by selector 'sendReport:' types 'v12@0:4@8'
> 2007-10-13 19:09:25.388 Crasher[20751] OVMIX : retrieving closure imp
> for method type 'v12@0:4@8'
> 2007-10-13 19:09:25.388 Crasher[20751] DATACNV : decoding method
> encoding 'v12@0:4@8' manually
> 2007-10-13 19:09:25.388 Crasher[20751] DATACNV : retval -> v
> 2007-10-13 19:09:25.388 Crasher[20751] DATACNV : argc -> 3
> 2007-10-13 19:09:25.388 Crasher[20751] DATACNV : arg[0] -> @
> 2007-10-13 19:09:25.388 Crasher[20751] DATACNV : arg[1] -> :
> 2007-10-13 19:09:25.388 Crasher[20751] DATACNV : arg[2] -> @
> 2007-10-13 19:09:25.388 Crasher[20751] LIBFFI : make closure argc 3
> 2007-10-13 19:09:25.388 Crasher[20751] LIBFFI : arg[0] -> ffi_type 0x46290
> 2007-10-13 19:09:25.388 Crasher[20751] LIBFFI : arg[1] -> ffi_type 0x46290
> 2007-10-13 19:09:25.388 Crasher[20751] LIBFFI : arg[2] -> ffi_type 0x46290
> 2007-10-13 19:09:25.388 Crasher[20751] OVMIX : Registered Ruby method
> by selector 'sendReport:' types 'v12@0:4@8'
>
> 2007-10-13 19:09:25.389 Crasher[20751] OVMIX : Registering (direct
> override) Ruby method by selector 'doCrashSubmitting' types 'v8@0:4'
> 2007-10-13 19:09:25.389 Crasher[20751] OVMIX : retrieving closure imp
> for method type 'v8@0:4'
> 2007-10-13 19:09:25.389 Crasher[20751] DATACNV : decoding method
> encoding 'v8@0:4' manually
> 2007-10-13 19:09:25.389 Crasher[20751] DATACNV : retval -> v
> 2007-10-13 19:09:25.389 Crasher[20751] DATACNV : argc -> 2
> 2007-10-13 19:09:25.389 Crasher[20751] DATACNV : arg[0] -> @
> 2007-10-13 19:09:25.389 Crasher[20751] DATACNV : arg[1] -> :
> 2007-10-13 19:09:25.389 Crasher[20751] LIBFFI : make closure argc 2
> 2007-10-13 19:09:25.389 Crasher[20751] LIBFFI : arg[0] -> ffi_type 0x46290
> 2007-10-13 19:09:25.389 Crasher[20751] LIBFFI : arg[1] -> ffi_type 0x46290
> 2007-10-13 19:09:25.389 Crasher[20751] OVMIX : Registered Ruby method
> by selector 'doCrashSubmitting' types 'v8@0:4'
>
> 2007-10-13 19:09:25.389 Crasher[20751] OVMIX : Registering (direct
> override) Ruby method by selector 'capitalizedString' types '@8@0:4'
> 2007-10-13 19:09:25.389 Crasher[20751] OVMIX : retrieving closure imp
> for method type '@8@0:4'
> 2007-10-13 19:09:25.389 Crasher[20751] DATACNV : decoding method
> encoding '@8@0:4' manually
> 2007-10-13 19:09:25.389 Crasher[20751] DATACNV : retval -> @
> 2007-10-13 19:09:25.389 Crasher[20751] DATACNV : argc -> 2
> 2007-10-13 19:09:25.389 Crasher[20751] DATACNV : arg[0] -> @
> 2007-10-13 19:09:25.389 Crasher[20751] DATACNV : arg[1] -> :
> 2007-10-13 19:09:25.389 Crasher[20751] LIBFFI : make closure argc 2
> 2007-10-13 19:09:25.389 Crasher[20751] LIBFFI : arg[0] -> ffi_type 0x46290
> 2007-10-13 19:09:25.389 Crasher[20751] LIBFFI : arg[1] -> ffi_type 0x46290
> 2007-10-13 19:09:25.390 Crasher[20751] OVMIX : Registered Ruby method
> by selector 'capitalizedString' types '@8@0:4'
>