Android Jetpack 2018-2019

Google I/O Extended Tokyo 2019 での LT です。
https://yj-meetup.connpass.com/event/126019/

Transcript

1. Android Jetpack 2018-2019
   2019/05/07 Google I/O Extended Tokyo LT
   https://twitter.com/kumamo_tone
   https://kuma.dev
   

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2. ࣗݾ঺հ
   • ۽ຊ ࿨ਖ਼ (@kumamo_tone)
   • iOS/AndroidΞϓϦΤϯδχΞˏϠϑʔ
   • ษڧձӡӦ
   • དྷ݄ WWDC ࢀՃ͠·͢
   • ࠷ۙ͸DMMӳձ࿩ͱγϟχϚεΛ΍͍ͬͯ·͢
   

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3. Google I/O 2018
   Androidʹؔ͢Δൃදͱ͍͑͹
   

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4. https://www.youtube.com/watch?v=ogfYd705cRs
   

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5. Android P Beta
   ɾ/FX4ZTUFN/BWJHBUJPO
   ɾ"QQ"DUJPOT
   ɹɾϢʔβʔͷߦಈΛ෼ੳͯ͠ɺ࣍ʹߦͳ͍ͦ
   ͏ͳૢ࡞ΛϗʔϜը໘ʹαδΣετ͢Δػೳ
   ɾ4MJDFT
   ɹɾݕࡧͨ͠಺༰ʹରͯ͠ɺ֤ΞϓϦ͕ؔ࿈͠
   ͨ৘ใΛαδΣετ͢Δػೳ
   https://www.youtube.com/watch?v=ogfYd705cRs
   

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6. Android P Beta
   ɾ"EBQUJWF#BUUFSZ
   ɹɾϢʔβʔͷߦಈΛֶश͠ɺόοςϦʔΛઅ໿
   ͯ͘͠ΕΔʢΒ͍͠ʣ
   ɾ%BTICPBSE "QQ5JNFS 8JOE%PXO
   ɹɾ%JHJUBM8FMMCFJOHπʔϧ
   ˞͜ͷࠒ͸1JYFMͷ೔ຊͰͷൃച͸ൃද͞Ε͓ͯΒ
   ͣɺ೔ຊͰ།Ұ߹๏తʹݕূͰ͖Δ୺຤͸
   &TTFOUJBMQIPOF 1)
   ͷΈͱ͍͏ঢ়گͩͬͨ
   https://www.youtube.com/watch?v=ogfYd705cRs
   

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7. ͦͯ͠…
   

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8. https://developer.android.com/images/jetpack/jetpack-hero.svg
   

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9. Android Jetpack
   ͖͜͜͢
   Android Jetpack
   ख্͛ͯΔͷ
   ͔Θ͍͍
   ੜ਎Ͱ
   ඈߦͯ͠
   େৎ෉
   ͳͷ͔ʁ
   https://developer.android.com/images/jetpack/jetpack-hero.svg
   

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10. Android Jetpack
    • Jetpack ͸ɺ༏Εͨ Android ΞϓϦΛ؆୯
    ʹ։ൃͰ͖ΔΑ͏ʹ͢ΔͨΊͷ Android ι
    ϑτ΢ΣΞ ίϯϙʔωϯτͷίϨΫγϣϯ
    Ͱ͢ɻ
    • ͜ΕΒͷίϯϙʔωϯτʹΑΓɺϘΠϥʔϓ
    Ϩʔτ ίʔυΛ࡞੒͢ΔखؒΛͳ͘͠ɺ͓
    ͢͢Ίͷํ๏ʹԊͬͯ։ൃΛਐΊͳ͕Βɺ
    ෳࡶͳλεΫΛ؆ૉԽͰ͖ΔͷͰɺίʔυ
    ͷॏཁͳ෦෼ʹूத͢Δ͜ͱ͕Ͱ͖·͢ɻ
    jetpack-hero.svg https://developer.android.com/jetpack?hl=JA
    https://developer.android.com/images/jetpack/jetpack-hero.svg
    

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11. ࠓ೔ͷ࿩
    • Android Jetpack/Android Xͱ͸
    • ࠓߋͳ͕ΒͰ͕͢ɺࣗ෼ࣗ਎ɺࡶͳཧղΛͯͨ͠ͷͰ…
    • ͜ͷ1೥ͰAndroid Jetpackʹىͬͨ͜͜ͱΛͬ͘͟ΓৼΓฦΓ
    

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12. Android Jetpack
    

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13. https://developer.android.com/jetpack?hl=JA
    

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14. Android Jetpack
    • ΞϓϦ։ൃΛՃ଎ͤ͞ΔެࣜϥΠϒϥϦʢʴΨΠυϥΠϯͳͲʁʣ
    • ϥΠϑαΠΫϧ؅ཧͳͲͷΊΜͲ͍͘͞෦෼Λ΍ͬͯ͘ΕΔ
    • ϕετϓϥΫςΟεʹ৐͔ͬΔ͜ͱ͕Ͱ͖Δ
    • androidx.* ύοέʔδͰߏ੒͞ΕΔ
    • Android API͔Βಠཱ͍ͯ͠Δ
    • ͭ·ΓɺԼҐޓ׵ੑ͕͋Δͱ͍͏͜ͱ
    • ͭ·Γɺ࠷৽͔ͭ࠷ߴͷόʔδϣϯͷ Jetpack ίϯϙʔωϯτΛৗ
    ʹར༻͢Δ͜ͱ͕Ͱ͖Δͱ͍͏͜ͱʢڧؾʣ
    

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15. AndroidX
    • Support Library ͷ৽࣌୅ͷນ։͚ͱͳΔɺ৽͍͠ Android ֦ுػೳ
    ϥΠϒϥϦ
    • ݱࡏɺαϙʔτ͞ΕΔ࠷খ SDK Ϩϕϧ͸ 14 Ͱ͕͢ɺʮv7ʯͱ͍͏໊
    લ͕෇͍ͨίϯϙʔωϯτ΍ύοέʔδ͕Ҿ͖ଓ͖ଘࡏ͍ͯ͠·͢ɻ
    ͲΕ͕ϓϥοτϑΥʔϜʹόϯυϧ͞Ε͍ͯΔ API ͰɺͲΕ͕
    Android ͷ͞·͟·ͳόʔδϣϯͰಈ࡞͢ΔΞϓϦ σϕϩούʔ༻੩
    తϥΠϒϥϦͳͷ͔Λ໌֬ʹ۠ผͰ͖ΔΑ͏ʹ͍ͨ͠ͱߟ͍͑ͯ·
    ͢ɻ
    AndroidX ͷ঺հ
    https://developers-jp.googleblog.com/2018/05/hello-world-androidx.html
    

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16. AndroidX
    • Support Library͸android.support.*ύοέʔδͩͬͨ
    • androidx.*͸Support Library ͓ΑͼArchitecture ComponentsΛؚ
    ΉɺOSʹόϯυϧ͞Ε͍ͯͳ͍ϥΠϒϥϦͷΈͱ͢Δ
    • ͨͱ͑͹:
    • PackageManager ͸ android.*ʢOSʹόϯυϧ͞Ε͓ͯΓɺ
    Android όʔδϣϯ͝ͱʹ API ΍ಈ࡞͕ҟͳΔ৔߹͕͋Δʣ
    • AppCompatActivity ΍ ViewModel ͸ androidx.* AndroidX ͷ঺հ
    https://developers-jp.googleblog.com/2018/05/hello-world-androidx.html
    

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17. https://github.com/googlesamples/android-sunflower
    

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18. αϯϓϧ (Android Sunflower)
    • JetpackΛ࢖ͬͨAndroid։ൃͷ
    ϕετϓϥΫςΟεΛઆ໌͢Δ
    ΨʔσχϯάΞϓϦ
    • Android Sunflower is currently
    released as an alpha and is
    under heavy development.ʢLast
    updated: Oct 11, 2018)
    https://github.com/googlesamples/android-sunflower
    

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19. A journey to AndroidX Release Notes
    

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20. Android Jetpack(AndroidX) Release Notes
    • Release Notes ͱ Release Note Archive ͕͋Δ
    https://developer.android.com/jetpack/androidx?hl=JA
    

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21. Recent Updates
    • ೔෇͝ͱʹ·ͱ·͍ͬͯΔ
    • ࠨͷϖΠϯ͔Β֤androidx.* ʹ͍ͭͯݟΔ͜ͱ΋Ͱ͖Δ
    https://developer.android.com/jetpack/androidx/releases?hl=JA
    

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22. AndroidX Release Notes Archive
    • Ҡߦظલޙ (2018೥12݄ʙ2019೥1݄ʣҎલͷ΋ͷ͸ͬͪ͜
    • AndroidX was originally developed by three separate teams. Β͍͠
    https://developer.android.com/jetpack/androidx/releases/archive?hl=JA
    

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23. τϐοΫε
    • Architecture Components
    • WorkManager, Navigation ͕ొ৔ɺͦͯ͠Stableʹ
    • Room 2
    • ConstraintLayout 2
    • MotionLayout
    • Android KTX
    

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24. Navigation
    • Version 2.1.0-alpha02
    • (April 3rd, 2019)
    • Version 2.0.0
    • (March 14, 2019)
    Android Jetpack Navigation ͷ҆ఆ൛ϦϦʔε
    https://developers-jp.googleblog.com/2019/04/android-jetpack-navigation-stable.html
    

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25. WorkManager
    Android Developers Blog: Android Jetpack WorkManager Stable Release
    https://android-developers.googleblog.com/2019/03/android-jetpack-workmanager-stable.html
    • Version 2.1.0-alpha01(April 24, 2019)
    • APIมߋ
    • Version 2.0.1(April 9, 2019)
    • όάमਖ਼
    • Version 2.0.0(March 20, 2019)
    

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26. Room
    • Version 1.1.1(June 19, 2018)
    • Version 2.0.0-beta01(October 8, 2018)
    • Full Text Search (@Fts4)
    • Views
    • AutoValue
    • Rx Support
    • Version 2.1.0-alpha07 (April 25, 2019)
    • Coroutines Support
    

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27. Room
    • શจݕࡧ(@Fts4)
    @Entity
    @Fts4
    data class Mail {
    @PrimaryKey
    val id: Long,
    val subject: String,
    val body: String,
    val timestamp: Long
    }
    http://yaraki.github.io/slides/aac-paging/index.html#17
    @Dao
    interface MailDao {
    @Query("SELECT * FROM Mail WHERE Mail MATCH :q")
    fun search(q: String): List
    }
    

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28. Room
    • Version 1.1.1(June 19, 2018)
    • Version 2.0.0-beta01(October 8, 2018)
    • Full Text Search (@Fts4)
    • Views
    • AutoValue
    • Rx Support
    • Version 2.1.0-alpha07 (April 25, 2019)
    • Coroutines Support
    

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29. ConstraintLayout
    • ConstraintLayout 2.0.0 alpha 5 (April 26, 2019)
    • Flow Virtual layout
    • MotionLayout
    https://developer.android.com/jetpack/androidx/releases/constraintlayout
    ConstraintLayout Flowͷ঺հ - stsnϒϩά
    https://satoshun.github.io/2019/04/constraintlayout-flow/
    

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30. Android KTX
    https://developer.android.com/kotlin/ktx
    

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31. Android KTX
    • lifecycle-viewmodel-ktx (2.1.0-alpha01)
    • ViewModel ͷதͰ viewModelScope.launch {} Ͱ͖Δ
    https://android.googlesource.com/platform/frameworks/support/+/androidx-master-dev/lifecycle/viewmodel/ktx/src/main/java/androidx/lifecycle/ViewModel.kt
    

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32. • fragment-ktx(1.1.0-alpha07)
    • lifecycle-livedata-ktx(2.1.0-alpha04)
    Android KTX
    val viewModel: MyViewModel by viewModels()
    viewModel.livedata.observe(this) { }
    

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33. androidx.activity
    • Version 1.0.0-alpha07(April 25th, 2019)
    • ComponentActivity
    • activity.onBackPressedDispatcher.addCallback(this, object :
    OnBackPressedCallback {})
    

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34. androidx.remotecallback
    • Version 1.0.0-alpha01(December 3, 2018)
    • Remote Callback is a new library aimed at making generating and
    receiving PendingIntents easier. This is the first version of Remote
    Callback.
    • PendingIntentΛ؆୯ʹѻ͑ΔΑ͏ʹ͢ΔͬΆ͍
    

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35. androidx.viewpager2
    • Version 1.0.0-alpha03(April 3rd, 2019)
    • Comparing to its predecessor android.support.v4.view.ViewPager (VP1):
    • Right-to-left (RTL) layout support
    • Vertical orientation support
    • notifyDataSetChanged fully functional (VP1 bugs addressed)
    • RecyclerViewΛ࢖ͬͨViewPager
    • ViewPager1ͷόάϑΟοΫεؚ͕·ΕΔΒ͍͠
    

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36. ͓ΘΓʹ
    

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37. ͓ΘΓʹ
    • Android Jetpack࠷ߴʂʂ
    • ԼҐޓ׵ੑΛ࣋ͬͨศརϥΠϒϥϦΛ

    ެࣜͰఏڙ͠Α͏ͱ͍͏৺ҙؾɺͦͯ͠౒ྗ
    • WorkManager, Navigation ΋ Stable ʹ
    • ৽ػೳ΍Android-KTXͰͲΜͲΜศརʹͳ͍ͬͯ͘
    • ໷໌͚·Ͱ͕࣌ؒ͋ΔͷͰɺ

    ଞʹ΋͍͍ײ͡ͷWhat’s NewΛΈͳ͞·ڭ͍͑ͯͩ͘͞
    

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38. ̎
    "OESPJE։ൃऀతॏେχϡʔε
    ̌ ̍ ̔ ೥
    Android Jetpack
    ;Γ͔͑Γ
    ݄༵ਂ໷൪૊෩
    ɹεϥΠυʢϘπʣ
    ͓ΘΓ
    ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ https://developer.android.com/images/jetpack/jetpack-hero.svg
    

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