How we create our app using Xamarin;

2019/08/31 JXUG #25 at Microsoft Shinagawa; Seminor room A

Transcript

1. )PX
   XF
   DSFBUF
   PVS
   BQQ 
   +96(
   
   5TVCBTB
   )*3"/0
   
   .BOBUP
   ,".&:"
2. "CPVU
   VT Tsubasa Hirano Director @ailen0ada Manato Kameya CTO @grabacr07
3. ࠓ೔࣋ͪؼͬͯ΄͍͜͠ͱ 9BNBSJO
   ͸֮ޛͱ໨తҙࣝΛ ࣋ͬͯ࢖͏
4. ࠓ೔࣋ͪؼͬͯ΄͍͜͠ͱ ʢ೚ҙʣ
   ͸֮ޛͱ໨తҙࣝΛ
 ࣋ͬͯ࢖͏
5. ͓͠ͳ͕͖ w ࡞ͬͨ؀ڥ
   w બఆٕͨ͠ज़ελοΫ
   w ͕͜͜ਏ͍Α9BNBSJO
   w બ͹Εͳ͔ͬͨ9BNBSJO'PSNT
   w ͦΕͰ΋9BNBSJOΛ࢖͏
6. Ԋֵ • 
   ઃཱ
   • 
   J048FC
   ൛αʔϏεΠϯ
   • 
   "OESPJE
   ൛αʔϏεΠϯ
   • 
   Ϣʔβʔ਺
   
   ສ
   • 
   ϦϓϨΠε։࢝
   • 
   Ϣʔβʔ਺
    
   ສ
   • 
   ϦϓϨΠε
   J04
   ϦϦʔε
7. 9BNBSJO
   બఆͷϞνϕʔγϣϯ w ॳظίʔυϕʔε
   ʙ
   
   ೥
   w *OGSB
   "84
   &$
   3%4
   
   w 4FSWFS
   3BJMT
   w J04
   BQQ
   0CKFDUJWF$
   w %SPJE
   BQQ
   +BWB
   w ӡ༻
   ͻͲ͍
   ख࡞ۀଟ਺
8. 9BNBSJO
   બఆͷϞνϕʔγϣϯ w ։ൃ
   
   ೥ɺӡ༻
   
   ೥
   w ʮ͍͔ʹૣ͘ϦϦʔε͢Δ͔ʯͷ࣌ظ
   w ى͜Δ΂ͯ͘͠ى͜Δෛ࠴
   w ฦࡁ͠ͳ͔ͬͨ
   Ͱ͖ͳ͔ͬͨ
   w Ҏޙͷେن໛ͳվम͸ෆೳ
9. 9BNBSJO
   બఆͷϞνϕʔγϣϯ w ϦϓϨΠεର৅
   4FSWFSJ04"OESPJE8FC
   w ͢΂ͯʂ
   w গ਺ਫ਼ӶνʔϜ
   w αʔόʔɾΞϓϦઐ೚෦ୂΛ࡞Εͳ͍
10. 9BNBSJO
    બఆͷϞνϕʔγϣϯ w ౳਎େͷιϦϡʔγϣϯͱͯ͠ͷબ୒ࢶ
    w গ਺ϝϯόʔ
    
    ௿ίετ
    w $
    ͷ࿹ʹ֮͑ͷ͋Δϝϯόʔ
    w ਓࣄݖɺ࠾༻ͷΞς͕͋Δ͜ͱ
    w ωΠςΟϒΑΓ΋ۤ࿑͢Δ֮ޛ
11. ٕज़ελοΫ֓؍ w "84
    &,4
    3%4
    
    w %PDLFS
    ,VCFSOFUFT
    w "41/&5
    $PSF
    .7$
    w 9BNBSJOJ04
    w 9BNBSJO"OESPJE
12. ͓͠ͳ͕͖ w ࡞ͬͨ؀ڥ
    w બఆٕͨ͠ज़ελοΫ
    w ͕͜͜ਏ͍Α9BNBSJO
    w બ͹Εͳ͔ͬͨ9BNBSJO'PSNT
    w ͦΕͰ΋9BNBSJOΛ࢖͏
13. ޿ࠂ4%,ͷόΠϯσΟϯά w όΠϯσΟϯάϥΠϒϥϦ࡞੒ࣗମ͸͞΄Ͳ೉͘͠ͳ͍
    w ֎෦ϑΝΠϧͷؚΊ๨ΕͰϥϯλΠϜΤϥʔͱ͔
    w UYU
    ͔ͩΒ͍Βͳ͍ͩΖ͏ͱࢥͬͨΒத਎͸
    +BWB4DSJQU
    ͩͬͨͱ͔
    w %FQFOEFODZ
    )FMM
    w 'JSFCBTF
    WT
    "E.PC
    w ෆҙͷ4%,Ξοϓσʔτ͔ΒͷϥϯλΠϜΤϥʔ
    w ্࠭ͷ࿖ֳ
    ඍົͳόϥϯε
14. όΠϯσΟϯάϥΠϒϥϦͷ044αεςφϏϦςΟ w όΠϯσΟϯάϥΠϒϥϦ࡞੒ࣗମ͸͞΄Ͳ೉͘͠ͳ͍ʢ࠶ʣ
    w 'JSFCBTF
    ͷΑ͏ʹਐԽ͕ૣ͘ػೳ͕๲େͳϥΠϒϥϦ͸Ͳ͏͢Δʁ
    w ࢖͏ʹ͋ͨͬͯ࢓ࠐΈ͕ඞཁͳػೳ͸ςετ΋೉͍͠
    w 9BNBSJO'JSFCBTFJ04
    /V(FUύοέʔδͷ࠷ऴߋ৽͸͍ͭʁ
    w ࣗࣾͷ࢖͏෦෼͚ͩΛόΠϯσΟϯάϥΠϒϥϦʹى͜͢
    w ݕূ΋ࣗࣾϦιʔεΛ࢖͍౰֘Օॴ͚ͩͰࡁΉ
    w ͜ΕΛίϛοτ͢΂͖͔ʁू߹஌ͱͳΓಘΔ͔ʁ
15. .FUIPE
    4XJ[[MJOH w طଘΫϥεͷϝιου࣮૷Λ͛͢ସ͑Δࠇຐज़
    w 0CKFDUJWF$
    3VOUJNFͷػೳ
    method_exchangeImplementations
    w άϩʔεɼΞφϦςΟΫεܥͷϥΠϒϥϦͰ͸සൟʹݟΔ
    w ॳظԽॲཧͱ͔௨஌ͷड৴ͱ͔Λ͠Εͬͱ΍͓͍ͬͯͯ͘ΕΔ
    w ͍͍ͨͯ͸ݏͳਓͷͨΊʹΦϓτΞ΢τͯࣗ͠ݾ࣮૷͢Δ͜ͱ΋Ͱ͖ ΔΑ͏ʹͳ͍ͬͯΔ
    w ΦϓτΞ΢τͰ͖ͳ͍ϥΠϒϥϦͷͨΊʹํ਑స׵Λ༨ّͳ͘͞Εͨ
16. .FUIPE
    4XJ[[MJOH w গ͠Ͱ΋ߦّΑ͘͢ΔͨΊγάωνϟνΣοΫΛߦ͏
    DG
    344XJ[[MF
    w /4.FUIPE4JHOBUVSF
    ΄ͱΜͲ
    DIBS<>
    Έ͍ͨͳ΋ͷ
    w ͜ΕΛ
    TUSDNQ
    ͍ͯͨ͠ͷͰແݶʹࣦഊ͢Δ userNotificationCenter:willPresentNotification:withCompletionHandler: Xamarin v@:@@^v void function(v) selector of object(@:) take 2 object-args (@@) and 1 pointer to void (^v) Objective-C v40@0:8@16@24@?32 = v@:@@@? void function(v40) selector of object (@0:8) take 2 object-args(@16@24) and 1 pointer to function (@?32) w όΠϯσΟϯάΛॻ͚͹ԿͰ΋࢖͑Δ
    ͱ͍͏ݴઆ͸ਅ࣮Ͱ͸ͳ͍
17. ηϧϥʔωοτϫʔΫܦ༝Ͱ௨৴Ͱ͖ͳ͘ͳΔࣄ݅ w ௨৴தʹόοΫάϥ΢ϯυʹճΔͱ*OWBMJE0QFSBUJPO&YDFQUJPOൃใ
    w 9BNBSJOͰઃఆ͞ΕΔίʔϧόοΫίʔυͷඇಉظपΓͷෆ࢝຤
    w ࢓ֻ͔͍ͬͯΔϦΫΤετΛΩϟϯηϧͯ͠ճΖ͏ͱͯͨ͠·ʹࢮ͵
    w 
    ࣌఺Ͱ΋
    9BNBSJOJ04
    ͸͜ͷ໰୊Λ๊͍͑ͯΔ
    w DG
    YBNBSJONBDJPT
    JTTVF
    
    w ͡Θ͡ΘΫϥογϡϨϙʔτ্͕͕͖ͬͯͯͱͯ΋΢β͍ͷͰରࡦ
18. ηϧϥʔωοτϫʔΫܦ༝Ͱ௨৴Ͱ͖ͳ͘ͳΔࣄ݅ w )UUQ$MJFOUDUPS
    Ͱ
    )UUQ.FTTBHF)BOEMFS
    Λࠩ͠ࠐΉ
    w /46SM4FTTJPO)BOEMFSDT
    Λ
    YBNBSJONBDJPTNBTUFS
    ͔Β࣋ͬͯ ͖ͯ
    *0&
    ൃใͷݪҼΛ௵͢
    w NBTUFS
    ͷ
    /46SM4FTTJPO)BOEMFSDT
    ʹ໰୊͕͋ͬͨʢ͋Δʣ
    w CPPM
    BMMPXT$FMMVMBS"DDFTT
    ϑΟʔϧυʹ୭΋஋ΛೖΕ͍ͯͳ͍͠ɼ ೖΕΔํ๏΋ͳ͍
    w ηϧϥʔωοτϫʔΫܦ༝Ͱ௨৴͕ඞࣦͣഊ
    w ͦΜͳͱ͜ΖͰյΕΔͱ͸ࢥ͍΋͠ͳ͔ͬͨ
19. ܧঝ͕αϙʔτ͞Εͳ͍ͳΒ
    TFBMFE
    ͯ͠΄͍͠ w 6*,JU
    ͷυΩϡϝϯτʹΑΔͱαϒΫϥεԽ͸ඇରԠ
    w FYUFOTJPO
    ͱ͔͋ΔͷͰ͞΄ͲࠔΒͳ͍
    w 9BNBSJO
    ͷόΠϯσΟϯά͸
    TFBMFE
    ͞Εͯͳ͍
    w 7JFX%JE"QQFBS
    ʹॲཧΛڬΈ͔ͨͬͨ
    w ΧςΰϦ֦ுͱ͔ͳ͍͠
    w Ϗϧυ4%,ʹؔΘΒͣ
    J04
    
    Ͱݟࣄʹരൃ
    w 4XJGUͰαϒΫϥεԽͯ͠΋͜ͷ໰୊͸ى͖ͳ͍
20. "OESPJE
    ൛͸
    9BNBSJO'PSNT
    ͷເΛݟΔ͔ w ෳࡶͳϥΠϑαΠΫϧͷ໘౗Λݟͯ͘ΕΔظ଴
    w 04όʔδϣϯͷࠩҟΛຒΊ͍͍ͯײ͡ʹڞ௨Խ૚Λ࣋ͯΔظ଴
    w φϏήʔγϣϯαʔϏε৐͔ͬͬͯϏϡʔ͚ͩωΠςΟϒ͔Β΋Β͑͹ ͍͍ͩΖ͏ͱ͍͏ظ଴
21. ͦΕͰ΋
    9BNBSJO
    Λ࢖͏ w গਓ਺ͰͳΜͱ͔͢ΔͨΊͷ؀ڥΛ͖ͬͪΓ੔͑ͨ
    w ࣍ͷϦϓϨΠε΋
    9BNBSJO
    ϕʔε͔Ͳ͏͔͸Θ͔Βͳ͍
    w ϓϥοτϑΥʔϜͷಛ௃Λ࢖͍੾ΔͳΒͦͷ͓࡞๏Ͱॻ͘
    w 9BNBSJO
    ͕͍͍΋ͷ͔ͩΒબΜͰ͍ΔΘ͚Ͱ͸ͳ͍
    w ʮݱஈ֊ͷ૊৫ʹͱͬͯ͸ʯ͍͍΋ͷͰ͋Δͱೲಘͯ͠΋Β͏
    w ϔΠτ͸ཷ·ΔҰํ
    ૯߹ྗͰ࢖͍͜ͳ͢
22. 8FSF
    IJSJOH ·ͣ͸͓࿩͠͠·͠ΐ͏