Android Javaの既存アプリをKotlin × DataBindingで書き換えている話 / Kotlin with DataBinding

2017.04.13
potatotips #39 (iOS/Android開発Tips共有会)
https://potatotips.connpass.com/event/51176/

Transcript

1. "OESPJE+BWBͷطଘΞϓϦΛ
   ,PUMJOʷ%BUB#JOEJOHͰ
   ॻ͖׵͍͑ͯΔ࿩
   !TIBOPOJN
   

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2. ࣰݪ߂ޫ
   )JSPNJUTV4IJOPIBSB
   !TIBOPOJN
   

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3. Ξό΢τϛʔ
   w "OESPJE։ൃྺ೥
   w ,PUMJOྺϲ݄
   

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5. ΦΠγοΫε
   w ໺ࡊ&$
   w ࣗવ೿৯඼ͷ୐഑αʔϏε
   ग़యIUUQTFDDMBCFNQPXFSTIPQDPKQBSDIJWFT
   

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6. "OESPJE+BWBͷطଘΞϓϦΛ
   ,PUMJOʷ%BUB#JOEJOHͰ
   ॻ͖׵͍͑ͯΔ࿩
   

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7. ࠓ೔࿩͢͜ͱ
   w ։ൃ͍ͯ͠ΔΞϓϦʹ͍ͭͯ
   w ,PUMJOʷ%BUB#JOEJOHΛಋೖ͖͔͚ͨͬ͠
   w νʔϜ಺Ͱҙ͍ࣝͯ͠Δ։ൃϧʔϧ
   

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8. w αϒεΫϦϓγϣϯܕ&$
   w ձһ޲͚ΞϓϦʢ৽نొ࿥͸8FCͷΈʣ
   ΞϓϦ
   

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9. ΞϓϦ
   w J04൛ϦϦʔεࡁΈ
   w "OESPJE൛͸ॾࣄ৘ʹΑΓ։ൃQFOEJOHঢ়ଶ
   

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10. ʰΞϓϦϑΝʔετͰ΍͍ͬͯͧ͘ʱ
    

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12. "OESPJEΞϓϦϓϩδΣΫτ࢝ಈ
    

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13. ঢ়گ
    w 8FC7JFX൛ΛઌߦϦϦʔεʢ೥຤ʣ
    w ωΠςΟϒ൛͸ׂ׬੒
    w ϥΠϒϥϦͱ͔ઃܭ͕݁ߏݹ͍ʜ
    w ػೳ͸࢒ͭͭ͠ɺϞμϯʹ࡞Γม͍͑ͨ
    

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14. ,PUMJO 'FCSVBSZ
    
    

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15. ,PUMJO
    w +FU#SBJOT͕։ൃ͢Δ+7.ݴޠ
    w +BWBΑΓ΋؆ܿʹॻ͚Δ͜ͱΛ໨ࢦͯ͠։ൃ
    w /VMM҆શʢ/1&ΛΏΔ͞ͳ͍ʣ
    w "OESPJEΞϓϦք۾Ͱಋೖྫ͕૿͍͑ͯΔ
    

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16. ,PUMJO
    w ৽͍͜͠ͱ΍ͬͯΔײ͋Δ
    w ੎͍͕ײ͡ΒΕΔ
    w ໊લ͕͔Θ͍͍
    w ΤϯδχΞͷ࠾༻ʹΑͦ͞͏
    

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17. ,PUMJOಋೖ͢ΔͳΒࠓʜ
    

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18. #JOEJOHͲ͏͢Δ໰୊
    w #VUUFS,OJGFܥͩͬͨ
    w Ұ౓#VUUFS,OJGFܥʹ6QEBUF͚ͨ͠Ͳɺɹɹɹ
    ϥΠϒϥϦಉ࢜ͷ૬ੑ͕ඍົ
    w ͍͍ײ͡ʹ૒ํ޲όΠϯσ
    Οϯά΍Γ͍ͨ
    

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19. %BUB#JOEJOHಋೖ͢ΔͳΒࠓʜ
    

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20. ʰ΄ΜͱʹμΠδϣϒʁʱ
    

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21. ྑ͍લఏ৚݅
    w ੈͷதʹ·ͩϦϦʔε͍ͯ͠ͳ͍ϓϩμΫτͷ։ൃ
    w ؾ࣋ͪతͳ༨༟
    w ࣌ؒతͳ༨༟
    w "OESPJE։ൃʹؔͯ͠஌ࣝͷ͋Δϝϯόʔ
    w ,PUMJOͷݴޠతʹΘ͔Βͳ͍ͱ͜Ζ͑͞शಘ͢Ε͹
    ։ൃ଎౓͸ͦ͜·Ͱམͪͳ͍ʢΉ͠ΖՃ଎ʣ
    

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22. νʔϜ಺ͷϧʔϧ࡞Γ
    w ϨϏϡʔମ੍
    w ਓҎ্͕ϨϏϡʔͰ͖Δঢ়گΛ࡞Δ
    w ػೳ໘͸"͞Μɺจ๏໘͸#͞Μ͕ϨϏϡʔ
    w ͓ޓ͍ͷεΩϧ޲্ʹ΋ྑ͍
    

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23. νʔϜ಺ͷϧʔϧ࡞Γ
    w ,PUMJO΁ͷ$POWFSU
    w ʰ$POWFSU+BWB'JMFUP,PUMJO'JMFʱ
    w $POWFSU͚ͩͷCSBODIΛ౎౓࡞ͬͯEFWFMPQ΁ɹ
    ηϧϑNFSHFͯ͠Α͍͜ͱʹͨ͠
    

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24. νʔϜ಺ͷϧʔϧ࡞Γ
    w ϦϑΝΫλϦϯάਪ঑
    w ,PUMJOͰॻ͖қ͘ͳͬͨͱ͜Ζ
    w %BUB#JOEJOHͰॻ͖қ͘ͳͬͨͱ͜Ζ
    

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26. ࠓޙ
    w ϝΠϯΞϓϦҎ֎ͷ։ൃ΋ɺੵۃతʹ,PUMJOਪ͠
    

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27. View Slide

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29. ͕Μ͹Δɻ
    

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30. ,PUMJO΍͍͖͍ͬͯͨϑϨϯζ

    

    8&`3&)*3*/(
    
    

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33. pOJTI
    
    

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