rxswift2.pdf

Transcript

1. RxSwiftษڧձ
   ͦͷ1
   

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2. ࣗݾ঺հ
   • Yusuke Hosonuma
   • ʢ࠷ۙͷʣҰݴɿ

   ʢ։ൃऀʹʣΊ͙Γ⁊͍ʢίʔυΛʣ๰͗
   • ࠷ۙɺݞ͜Γͱ͔ࠅ͍ͷͰϤΨΛ࢝Ί·ͨ͠ɻ
   

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3. લճͷJOJORxSwift
   

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4. લճ
   • ϦΞΫςΟϒϓϩάϥϛϯάʹֶ͍ͭͯΜͩ
   • ඇಉظετϦʔϜΛѻ͏ϓϩάϥϛϯά
   • ݴ͍׵͑ΔͱԿ͔͕ྲྀΕͯ͘Δʮ઒ʯͰ͋Δ
   • ಺෦తʹ͸Observerύλʔϯ͕࢖ΘΕ͍ͯΔ
   

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5. ิ଍
   • ϦΞΫςΟϒͱ͸ʮ൓Ԡੑʯͱ͍͏ҙຯ
   • Կ͔ʹ࿈ಈͯ͠উखʹԿ͔͕มΘΔΠϝʔδ
   • Excelͷ਺ࣜγεςϜ͸ϦΞΫςΟϒͳΞϓϦ
   έʔγϣϯͱݴ͑Δ
   

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6. ࠓճ
   

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7. ந৅తͳ֓೦Λ཭Εͯ
   

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8. ࣮ફతͳRxSwift
   ʹ͍ͭͯ
   

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9. ֶΜͰ͍͖·͢ʂ
   ʢલճͷ಺༰͸๨ΕͯOKʣ
   

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10. ΞδΣϯμ
    • RxSwiftͷϞδϡʔϧ
    • RxSwiftͷΠϯετʔϧ
    • Observable —> Observer ͷ઀ଓ
    • RxSwiftͷαϯϓϧίʔυ
    • ϥΠϒίʔσΟϯάʢؤுͬͯΈΔΑʂʣ
    

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11. RxSwiftͷϞδϡʔϧ
    

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12. RxSwiftͷϞδϡʔϧ
    • 2ͭͷϞδϡʔϧͰ੒Γཱ͍ͬͯΔ
    • 1) RxSwift
    • 2) RxCocoa
    

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13. 1) RxSwift
    

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14. 1) RxSwift
    • import RxSwift
    • RxʢReactive ExtensionʣͷίΞ෦෼ͷػೳΛఏ
    ڙ͢ΔϞδϡʔϧ
    • UIKitͳͲʹґଘ͠ͳ͍७ਮͳϦΞΫςΟϒϓϩ
    άϥϛϯάͷࡐྉΛఏڙ͢Δ
    • ଞͷϓϩάϥϛϯάݴޠͰ΋ຆͲಉ͡ʢ͸ͣʣ
    

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15. 2) RxCocoa
    ࢲͷ͜ͱݺΜͩʁ
    

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16. 2) RxCocoa
    • import RxCocoa
    • UIKitͳͲiOSʹґଘͨ͠෦෼ͷػೳΛఏڙ
    • UIView΍NSNotificationʹରͯ͠ɺrx_xxxͱ͍ͬ
    ͨϓϩύςΟ͕௥Ճ͞ΕΔɻ
    • ྫʣrx_tapɺrx_textɺrx_valueɺetc…
    

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17. RxSwiftͷΠϯετʔϧ
    

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18. RxSwiftͷΠϯετʔϧ
    • CocoaPodsͰ΋
    • CarthagoͰ΋
    • ͨͿΜকདྷతʹ͸Swiftඪ४ͷύοέʔδϚωʔ
    δϟͰ΋
    • ·͊ৄ͘͠͸ެࣜυΩϡϝϯτΛಡΜͰͶʂ
    

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19. Observableͱ
    Observerͷ઀ଓ
    

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20. Observerύλʔϯͷ෮श
    • GoFͷ23ͷσβΠϯύλʔϯͷ1ͭ
    • iOSͰ͸NSNotification͕ͦͷྫ
    • Observableʢ؍ଌ͞ΕΔ΋ͷʣͱɺ
    • Observerʢ؍ଌ͢Δ΋ͷʣ͕ొ৔͠ɺ
    • Observableͷมߋ͕Observerʹ௨஌͞ΕΔ
    

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21. RxSwiftͰͷ࿩
    • ετϦʔϜ͕Observableʢ؍ଌ͞ΕΔ΋ͷʣ
    • ߪಡ͢Δͷ͕Observerʢ؍ଌ͢Δ΋ͷʣ
    • ্ه͸ʮ઒ʯͱʮ͓͹͋ͪΌΜʯʹஔ͖׵͑ͯ
    ΋OKʢ౧ଠ࿠ϝλϑΝʔ࠶ͼʣ
    

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22. ॏཁͳίϯηϓτ
    

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23. Observableͱ
    

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24. Observer͸
    

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25. ઀ଓʢbindʣ͢Δ͜ͱ͕
    ՄೳͰ͋Δ
    

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26. ͱΓ͋͑ͣίʔυྫ
    

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27. ྫʣλοϓ࣌ʹϥϕϧߋ৽
    

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28. ͜Ε͕Rxʹ͓͚Δ
    σʔλόΠϯσΟϯά
    

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29. σʔλόΠϯσΟϯά
    • Observableʢ؍࡯͞ΕΔ΋ͷʣͱɺ
    • Observerʢ؍࡯͢Δ΋ͷʣ͸ɺ
    • ઀ଓʢbindʣՄೳͰ͋Δɻ
    • Tͷҙຯ͢Δͱ͜Ζ͸ܕɻ
    • ͭ·Γಉ͡ܕͰͳ͚Ε͹઀ଓͰ͖ͳ͍ɻ

    ʢT͸ʹஔ͖׵͑ͯ΋OKʣ
    

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30. ΋͏Ұ౓ίʔυΛݟͯΈΔ
    • 2.ͰจࣈྻܕͷετϦʔϜʢObservableʣʹม
    ׵͢Δ͜ͱͰɺ
    • UILabelͷrx_textଐੑʢObserverʣʹ઀ଓ͍ͯ͠
    Δɻ
    • ͜ΕʹΑΓϘλϯλοϓͷετϦʔϜʹྲྀΕͨσʔλ͕
    ࣗಈతʹUILabelͷtextଐੑʹ൓ө͞ΕΔɻ
    

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31. RxSwift
    ίʔυαϯϓϧ
    

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32. 1. Ϙλϯͷλοϓ
    

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33. Ϙλϯͷλοϓ
    • DisposeBagͱ͍͏ͷ͸ϝϞϦ؅ཧ༻
    • ଞͷํ๏΋͋Δ͚Ͳɺ࠷ޙʹॻ͍͓͚ͯ͹ͱΓ͋͑
    ͣOKͱࢥͬͯେৎ෉
    

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34. 2. εϥΠμʔ
    

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35. εϥΠμʔ
    

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36. 3. NSNotification
    

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37. NSNotification
    

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38. ࡉ͔͍ҧ͍͸
    ͋Δ͚ΕͲ΋
    

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39. ຊ࣭తͳߟ͑ํ͸
    ڞ௨͍ͯ͠Δ
    

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40. ͢ͳΘͪ
    • ObservableʢετϦʔϜʣΛ࡞Γग़͠ɺ
    • ετϦʔϜΛՃ޻ʢmapɺstartWithʣ͠ɺ
    • Observerʢ؍ଌऀʣʹ઀ଓ͢Δɻ
    

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41. ͜Ε͕Rxʹ͓͚Δ
    σʔλόΠϯσΟϯά
    Rx͸ετʔΧʔߦҝΛॿ௕͢Δ΋ͷͰ͸
    அͯ͋͡Γ·ͤΜʢIt’s a jokeʣ
    

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42. લճͷ෮श΋݉Ͷͯ
    • ετϦʔϜ͸҆ՁͰ؆୯ʹ࡞ΕΔ
    • ετϦʔϜΛՃ޻͢ΔͨΊͷखஈ͕ἧ͍ͬͯΔ
    • ετϦʔϜʢObservableʣ͸ɺ

    ؍ଌऀʢObserverʣʹ઀ଓ͢Δ͜ͱ͕ग़དྷΔ
    • ͢΂ͯ͸ετϦʔϜͰ͋Δ
    

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43. ϥΠϒίʔσΟϯά
    

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44. όϦσʔγϣϯΛॻ͍ͯ
    ΈΔΑʂʢ࣌ؒ͋Ε͹ʣ
    

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45. ࠓ೔ͷ·ͱΊ
    • RxSwiftͷϞδϡʔϧ
    • ίΞ෦෼ͷʮRxSwiftʯͱ
    • UIKit෦෼ͷʮRxCocoaʯ͕͋Δ
    • RxSwiftͷΠϯετʔϧ
    • CocoaPods·ͨ͸CarthagoͰͲ͏ͧ
    

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46. ࠓ೔ͷ·ͱΊ
    • Observable —> Observer ͷ઀ଓ
    • Rxʹ͓͚ΔσʔλόΠϯσΟϯάػߏ
    • T͸ܕΛද͠ɺಉ͡ܕͳΒ઀ଓͰ͖Δ
    • ܕ͕ҟͳΔ৔߹͸ετϦʔϜΛՃ޻ʢmapͨ͠
    Γʣ͢Δ͜ͱͰɺಉ͡ܕͷετϦʔϜʹ͢Δ͜
    ͱ΋ग़དྷΔ
    

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47. ࠓ೔ͷ·ͱΊ
    • RxSwiftͷαϯϓϧίʔυ
    • Ϙλϯλοϓ
    • εϥΠμʔ
    • NSNotification
    • ͲΕ΋ڞ௨ͨ͠ύλʔϯɺObservableͱ
    Observerͷ઀ଓɺؒʹՃ޻͕͋ͬͨɻ
    

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48. ࠷ޙʹ
    

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49. ࠓճͷεϥΠυͷ಺༰
    Λཧղ͢Ε͹
    

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50. RxSwiftͷίʔυ͸͔ͳΓಡ
    ΊΔΑ͏ʹͳΔͱࢥ͍·͢
    

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51. ެࣜυΩϡϝϯτΛ
    ಡΜͰΈ·͠ΐ͏ʂ
    

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52. Thanks!
    

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