RubyMotion: Hack Your iOS App Like Never Before

* Talk @ RubyConf Taiwan 2012 (2012.12.08)

Transcript

1. RubyConf Taiwan
   RubyMotion
   HACK YOUR IOS APP LIKE NEVER BEFORE
   

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2. Who Am I?
   

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3. ຑพ፡
   

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4. !KPTFQILV
   

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6. WHAT’S
   RUBYMOTION?
   A Ruby toolchain for iOS
   Develop and test native iOS app in Ruby
   Based on MacRuby
   Laurent Sansonetti (@lrz)
   

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7. Why RubyMotion?
   

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9. Objective-C
   Objective-C Runtime
   iOS SDK
   Foundation Framework
   

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10. Objective-C
    Objective-C Runtime
    iOS SDK
    Foundation Framework
    RubyMotion
    

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14. WHY RUBYMOTION?
    100% native code
    Keep your editor
    App Store compliant
    

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15. Babe, Let’s Rock!!
    

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16. Dirty
    

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17. Dirty
    

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18. The Last Mile
    

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19. DEPLOYMENT
    Deploy your app to beta testers by TestFlight
    Deploy to App Store
    $ rake archive:distribution
    $ gem install motion-testflight
    $ rake testflight notes='Orz'
    

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20. // Foo.h
    @interface Foo: NSObject
    {
    }
    @property (nonatomic, strong) NSString *bar;
    @end
    // Foo.m
    #import “Foo.h”
    @implementation Foo
    @synthesize bar = _bar;
    @end
    class Foo
    attr_accessor :bar
    end
    Objective-C
    RubyMotion
    

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21. outputImageProviderFromBufferWithPixelFormat:pixelsWide:pixelsHigh:ba
    seAddress:bytesPerRow:releaseCallback:releaseContext:colorSpace:shoul
    dColorMatch:
    WTF!!
    

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22. NSDictionary *rules = [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber NumberWithBool:TRUE],"RubyIsAwesome",nil];
    Objective-C
    RubyMotion
    rules = { RubyIsAwesome: 1 }
    What’s the magic??
    

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23. Babe, Rock Again!!
    

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24. LIMITATIONS
    require
    eval
    define_method
    Proc#binding
    Regular gems don’t work
    

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25. PROS & CONS
    One-time fee of $199
    Growing faster and faster
    Apple’s attitude
    

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26. Is RubyMotion the future?
    

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27. %4-
    

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28. App.alert("BubbleWrap is awesome!")
    App.run_after(0.5) { p "It's #{Time.now}" }
    App.open_url("http://rubyconf.tw/2012/")
    Device.iphone?
    Device.ipad?
    Device.front_camera?
    BW::Media.play_modal("http://www.hrupin.com/wp-content/
    uploads/mp3/testsong_20_sec.mp3")
    EM.add_timer 1.0 do
    puts "Great scott!"
    end
    

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31. 3VCZ.JOF
    

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34. IS THE RUBYMOTION
    THE FUTURE?
    DSL
    Well-known editor and IDE Support
    Active community
    

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35. C’mon, it’s Ruby!!
    

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36. Any questions?
    

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37. 5IBOLZPV
    

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