Flutter入門

flutter初心者でもわかりやすく、簡単なアプリを作るまでの話をします。例えば、UI宣言やホットリロードなど便利機能の使い方などもお話します。

Transcript

1. Flutter入門
   鈴木孝之
   

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2. "HFOEB
   ࣗݾ঺հɾձࣾ঺հ
   'MVUUFSͱ͸
   'MVUUFSΛֶ΅͏ͱࢥͬͨཧ༝
   ։ൃͨ͠αʔϏε
   

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3. ࣗݾ঺հɾձࣾ঺հ
   

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4. 1.ࣗݾ঺հ
   ◆໊લ
   ླ໦ ޹೭(Suzuki Takayuki)
   ※ಉ੏ಉ໊ଟͯ͘ࠔͬͯ·͢ɻɻɻ
   ◆ࣗݾ঺հ
   ɾ1990೥ɺਆಸ઒ݝੜ·Εɻ
   ɾࣾձਓʹͳ͔ͬͯΒɺϓϩάϥϛϯάΛ࢝ΊΔɻ
   ɾ2015೥ʹϑϧεϐʔυʹೖࣾ͠ɺ2017೥ʹಠཱɻ
   ɾϑϦʔϥϯεͰϦϞʔτϫʔΫΛ൒೥΍ͬͨޙʹԭೄͰىۀ
   ◆झຯ
   ίεϓϨɺԻָϥΠϒɺϚϥιϯେձʹग़Δɺ໺ٿ؍ઓ
   BDD(Ϗʔνۦಈ։ൃ)
   

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5. 1.ࣗݾ঺հ
   

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6. Copyright Re:Build.inc All Rights Reserved.
   1.ձࣾ঺հ
   ◆ձ໊ࣾ
   גࣜձࣾRe:Build
   ◆ॅॴ
   ԭೄݝಹ೼ࢢٱໜ஍2-2-2 λΠϜεϏϧ
   ◆ࣄۀ಺༰
   ɾࣗࣾWEBαʔϏεͷاըɾ։ൃɻ
   ɾडୗ։ൃ
   ◆ࣾһ
   7໊
   ◆ΤϯδχΞͷಇ͖ํ
   ϦϞʔτϫʔΫՄೳͳࣗ༝ͳಇ͖ํΛਪ঑ͯ͠·͢ʂ
   

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7. Copyright Re:Build.inc All Rights Reserved.
   7
   ɾαʔϏε໊
   Tadoru

   https://tadoru.work/

   

   ɾγεςϜ֓ཁ
   ΤϯδχΞಛԽܕͷ
   ϦϑΝϥϧ
   Ϋϥ΢υιʔγϯά
   1 ձࣾ঺հ
   

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8. Copyright Re:Build.inc All Rights Reserved.
   8
   ɾαʔϏε໊
   Re:Build Boot Camp

   https://rebuild-bootcamp.jp/

   

   ɾ֓ཁ
   ԭೄͱٶ࡚Ͱʮ࣮຿ϨϕϧʯΛ໨
   ࢦ͢ํ޲͚ͷϓϩάϥϛϯάε
   Ϋʔϧ
   ɾ࢖͏ٕज़
   LaravelɺVue.jsͳͲ
   1 ձࣾ঺հ
   

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9. Copyright Re:Build.inc All Rights Reserved.
   9
   ࣮຿Ϩϕϧ
   ॳ৺ऀ
   ॳڃऀ
   ஍ํͷॳ৺ऀ޲͚ͷϓϩάϥ
   ϛϯάεΫʔϧΛଔۀͨ͠ޙ
   ͷॳڃऀ͔Β࣮຿Ϩϕϧ·Ͱ
   ͷؒΛຒΊΔεΫʔϧ
   1 ձࣾ঺հ
   

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10. 'MVUUFSͱ͸
    

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11. FlutterΛ࢖༻͢ΔͱɺiOS͓Αͼ
    AndroidͰ୯Ұͷίʔυ͔ΒωΠςΟϒ
    ΞϓϦΛߏஙͰ͖·͢ɻ
    ͭ·ΓɺΫϩεϓϥοτϑΥʔϜ։ൃ
    ٕज़Ͱ͢ɻ
    ͜Ε͸୯ҰͷίʔυΛهड़Ͱ͖ΔςΫ
    ϊϩδʔͰ͋ΓɺΞϓϦέʔγϣϯ͸
    Android͓ΑͼiOSϓϥοτϑΥʔϜͷ
    ྆ํͰಈ࡞͠·͢ɻ
    Flutterͱ͸
    https://note.com/heavenosk/n/n245b72973600
    

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12. Benefits of Flutter
    ཧղ͠΍͍͢։ൃݴޠͰ
    ߏஙͰ͖Δ
    FlutterͰ࢖༻͞ΕΔݴޠ͸ʮμʔτʯͱ
    ݺ͹Ε·͢ɻ Dart͸΋ͱ΋ͱJavaScript
    ͷ୅ସݴޠͱͯ͠ొ৔͠ɺͦͷܗࣜ͸
    JavaScriptʹࣅ͍ͯ·͢ɻ
    ϗοτϦϩʔυΛؚΉॊ
    ೈͳUI
    ϓϩάϥϜͷ಺༰Λมߋ͢Δͱɺ͙͢
    ʹը໘ʹ൓ө͞Ε·͢ɻ ίϯύΠϧͤ
    ͣʹ։ൃ͠΍͍͢࢓༷ʹͳ͍ͬͯ·
    ͢ɻ
    AOTίϯύΠϥʔͱJITί
    ϯύΠϥʔͷ྆ํΛ࢖༻͠
    ͨޮ཰తͳ։ൃ
    ։ൃத͸ɺΞϓϦέʔγϣϯͷ࣮ߦ
    ࣌ʹίϯύΠϧͯ͠ػցޠʹม׵͢
    ΔJITͰϗοτϦϩʔυΛ࢖༻Ͱ͖·
    ͢ɻϦϦʔεޙɺϏϧυ࣌ʹίϯύ
    Πϧ͞ΕΔAOT͸ɺ࣮ߦʹඞཁͳෛ
    ՙͱ࣌ؒΛ࡟ݮ͠·͢ɻ
    1 2 3
    https://udemy.benesse.co.jp/development/ios/flutter-intro.html
    

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13. Dart͸ɺ΢ΣϒΞϓϦέʔγϣϯ։ൃͷͨΊʹGoogle͕։ൃͨ͠ϓ
    ϩάϥϛϯάݴޠͰ͢ɻ େن໛ͳΞϓϦέʔγϣϯ/αʔϏε։ൃ
    ΛαϙʔτͰ͖ΔΫϥεϕʔεͷΦϒδΣΫτࢦ޲ݴޠɻ
    Dartݴޠͱ͸ʁ
    https://www.ossnews.jp/oss_info/Dart
    

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14. JavaScriptͷ୅ସΛ໨ࢦ͢
    Dart͸ɺʮJavaScriptݴޠͰ͸ղܾͰ͖ͳ͍ݴޠͷ໰୊Λղܾ͢Δʯɺʮ༏Εͨύ
    ϑΥʔϚϯεʯɺʮେن໛ͳϓϩδΣΫτͰͷ࢖༻ʹ଱͑Δʯɺʮ҆શʯͷ؍఺͔Β
    ઃܭ͞Ε·ͨ͠ɻ
    https://www.ossnews.jp/oss_info/Dart
    Dartݴޠͱ͸ʁ
    

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15. Flutterʹ͸ɺAndroid Studioɺ
    IntelliJ IDEAɺ͓ΑͼVisual Studio
    Code༻ͷެࣜ։ൃϓϥάΠϯ͕͋
    Γ·͢ɻ ϓϥάΠϯΛ࢖༻ͤͣʹ
    FlutterͷίϚϯυϥΠϯπʔϧΛ࢖
    ༻͢Δ͜ͱ΋Ͱ͖ΔͨΊɺ͓ؾʹ
    ೖΓͷΤσΟλʔΛ࢖༻ͯ͠Flutter
    ͰΞϓϦέʔγϣϯΛ։ൃͰ͖·
    ͢ɻ
    ։ൃπʔϧͷ࢖༻ํ๏
    https://employment.en-japan.com/engineerhub/entry/2019/08/06/103000
    

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16. ·ͣɺެࣜͷAndroid Studio΢ΣϒαΠτ͔ΒAndroid
    StudioΛμ΢ϯϩʔυ͠·͢ɻ
    https://developer.android.com/studio
    Android StudioͷηοτΞοϓ
    https://employment.en-japan.com/engineerhub/entry/2019/08/06/103000
    

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17. FlutterϓϥάΠϯΛΠϯετʔϧ͢Δ
    Android Studio༻ͷFlutterϓϥάΠϯΛΠϯ
    ετʔϧͯ͠࢖༻͠·͢ɻ Android Studio
    ͷ[ઃఆ]͔Β[ϓϥάΠϯ]Λબ୒͠ɺը໘ͷ
    Լ෦ʹ͋Δ[ϦϙδτϦͷࢀর]Λબ୒͠·
    ͢ɻ
    ը໘಺ΛʮflutterʯͰݕࡧ͠ɺදࣔ͞ΕΔ
    ʮFlutterʯΛબ୒͠ɺInstallϘλϯͰΠϯε
    τʔϧ͠·͢ɻ
    Android Studio Setup
    https://employment.en-japan.com/engineerhub/entry/2019/08/06/103000
    

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18. ΠϯετʔϧޙɺAndroid StudioΛ࠶
    ىಈ͍ͯͩ͘͠͞ɻ ࠶ىಈޙɺ
    Android Studioͷελʔτը໘ʹʮ৽
    نFlutterϓϩδΣΫτΛ։࢝͢Δʯͷ
    ϝχϡʔ͕දࣔ͞ΕΔͷͰબ୒͠·
    ͢ɻ
    Android Studio Setup
    https://employment.en-japan.com/engineerhub/entry/2019/08/06/103000
    

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19. [৽نFlutterϓϩδΣΫτ]ը໘Ͱɺ
    [FlutterΞϓϦέʔγϣϯ]Λબ୒͠ɺ
    [࣍΁]ʹਐΈ·͢ɻ
    Android Studio Setup
    https://employment.en-japan.com/engineerhub/entry/2019/08/06/103000
    

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20. Android StudioͷTools͔ΒʮAVD
    ManagerʯΛબ୒͠ɺAVDͷҰཡ
    ը໘͕දࣔ͞ΕͨΒɺࠨԼͷʮʴ
    Create Virtual DeviceʯΛબͼ·
    ͢ɻ࣍ͷը໘Ͱ͸೚ҙͷHardware
    ΛબΜͰʮNextʯ΁ਐΈ·͢ɻ
    Android Studio Setup
    https://employment.en-japan.com/engineerhub/entry/2019/08/06/103000
    

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21. ࠶ੜϘλϯΛΫϦοΫ͢Δ
    Android Studio Setup
    https://employment.en-japan.com/engineerhub/entry/2019/08/06/103000
    

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22. ΞϓϦΛىಈ͢Δ
    Android Studio Setup
    https://employment.en-japan.com/engineerhub/entry/2019/08/06/103000
    

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23. 'MVUUFSΛֶ΅͏ͱࢥͬͨཧ༝
    

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24. ΫϩεϓϥοτϑΥʔϜͷٕज़બఆΛ͢Δࣄ͕૿͑ͨ
    ɾ·ͣ͸؆୯ʹϓϩτλΠϓΛ
    ωΠςΟϒΞϓϦͰ࡞Γ͍ͨͰ͢ɻ
    ɾωΠςΟϒΞϓϦΛ࡞Γ͍ͨͷͰɺ
    Flutter͔React NativeͰ͓ئ͍Ͱ͖·ͤΜʁ
    ɾٕज़બఆ͢Δ্ͰͲΜͳ΋ͷ͔ࣗ෼΋
    ஌͓͖͍ͬͯͨɻ
    ͳͲ
    

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25. ࠓ·Ͱͷࣗ෼͕։ൃܦݧͷ͋Δϑϩϯτٕज़
    

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26. https://qiita.com/nskydiving/items/c13c949cc17c6f980a67
    Development Language
    Development
    Environment
    Platform UI
    Application
    example
    Flutter Google Dart
    Android Studio,
    IntelliJ IDEA, Visual
    Studio Code
    iOS, Android, Web,
    Windows, Mac,
    Linux
    Original UI
    Xianyu, Hamilton,
    Google Ads
    React
    Native Facebook
    JavaScript,
    TypeScript
    Nuclide, Visual
    Studio Code
    iOS, Android,
    Web(Mac, Windows)
    Native UI
    Instagram,
    Facebook, Facebook
    Ads, Skype, Tesla
    FlutterͱReact NativeͲͪΒ͕ྑ͍ͷͩΖ͏͔ʁ
    - ϑϨʔϜϫʔΫൺֱදΛݟ͍͚ͯͨͩΕ͹෼͔Δ௨Γɺ྆ऀ͸ඇৗʹΑ͘ࣅ͍ͯ·͢ɻ
    - React Native ͕طଘͷ Web ٕज़Λϕʔεʹઃܭ͞Ε͍ͯΔͷʹରͯ͠ɺFlutter ͸શ͘
    Ұ͔Βઃܭ͞Ε͍ͯ·͢ɻ
    

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27. FlutterͱReact NativeͷUIͷҧ͍
    - React Native ͸ωΠςΟϒ UI Λ࠾༻͍ͯ͠·͕͢ɺFlutter ͸ಠࣗ
    UI Λ࠾༻͍ͯ͠·͢ɻ
    - ͭ·ΓɺReact Native ΞϓϦ͸ϓϥοτϑΥʔϜʹΑͬͯݟͨ໨͕ม
    ΘΓ·͕͢ɺFlutter ΞϓϦ͸ͲͷϓϥοτϑΥʔϜͰ΋౷Ұ͞Εͨݟ
    ͨ໨ʹͳΓ·͢ɻ
    https://qiita.com/nskydiving/items/c13c949cc17c6f980a67
    

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28. FlutterͱReact NativeͷϦιʔε֬อʹ͍ͭͯ
    - ೔ຊͩͱ·ͩReact NativeͷΤϯδχΞͷํ͕গ͚ͩ͠ଟ͍ҹ৅ɻ

    - ւ֎ͰΦϑγϣΞͰൃ஫͢Δʹͯ͠΋ɺFlutterΤϯδχΞ͸୯Ձ͕ߴ
    ͯ͘ίετײ͕߹Θͳ͍ɻ
    https://qiita.com/nskydiving/items/c13c949cc17c6f980a67
    

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29. ։ൃͨ͠αʔϏε
    

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30. WWW.SITE2MAX.PRO
    Free PowerPoint & KeyNote Templates
    DEMO
    Event
    Search
    Event
    Search
    

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31. ࣮૷͠Α͏ͱࢥͬͨཧ༝
    Πϕϯτͷݕࡧ৚݅
    ͕͋·Γͳ͍…
    

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32. ࣮૷͠Α͏ͱࢥͬͨཧ༝
    ΞϓϦ൛΋͋·Γ࢖͍΍͢
    ͘ͳ͍ɻ
    

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33. ΞϓϦέʔγϣϯ
    શମߏ੒
    https://connpass.com/
    api/v1/event/
    API
    connpass API͔Β
    Πϕϯτ৘ใΛऔಘ
    

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34. 34
    Ωʔϫʔυݕࡧ
    ஍Ҭݕࡧ
    Mock
    ը໘ϞοΫ
    ଞͷݕࡧ৚݅΋࣮૷
    தɻ
    

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35. Connpass API࢓༷ॻ
    ݕࡧ৚݅͸͍͔ͭ͋͘ΔͷͰɺҾ͖ଓ
    ͖ɺ࣮૷த
    https://connpass.com/about/api/
    

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36. ࣮૷಺༰
    ΞϓϦͷએݴ
    

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37. ࣮૷಺༰
    Connpass͔Βͷऔಘ৘ใΛ
    Ұͭͷclassʹू໿ɻ
    

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38. ࣮૷಺༰
    Widget෦෼ɻݕࡧϑΟʔϧυͱυ
    ϩοϓμ΢ϯΛੜ੒
    

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39. ࣮૷಺༰
    ݕࡧॲཧ෦෼ɻConnpass APIΛୟ
    ͍ͯऔಘɻ
    

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40. ·ͱΊ
    

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41. ࣮૷ͯ͠Έͨײ૝
    - ॻ͍ͨײ͡ɺTypeScriptʹࣅ͍ͯΔؾ͕͢Δɻ
    - WidgetΛ࡞Δͷ͕೉͍͠ɻ͜ΕΛ͓٬͞Μͷࢦఆͨ͠σβΠ
    ϯ౰ͯΔ࡞ۀͱ͔͸େมͦ͏ɻ
    - ֶशίετ͸ߴͦ͏͚ͩͲɺ׳ΕΕ͹͖ͬͪΓॻ͚ΔͷͰɺ
    ྑͦ͞͏ɻ
    

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