Play with Kotlin

Kotlinで遊ぶ

Transcript

1. KotlinͰ༡Ϳ
2. Facebook hi.kowaii.de / Twitter @yoppie_x Github yoshiya12X / Qiita yoppie_x ϒϩά https://yoppiex.hatenablog.com/ yoppie
3. Kotlinͱͷग़ձ͍ ιϑτ΢ΣΞ޻ֶͷݚڀ
 AndroidΞϓϦͷιʔείʔυΛର৅ͱ͍ͯͨ͠
 ࣗ෼Ͱ΋ͪΐͪ͜ΐ͜AndroidΞϓϦΛ࡞ͬͯͨ ֶ෦ େֶӃ
4. Kotlinͱͷग़ձ͍ KotlinΛॻ͖࢝ΊΔ
 (໊લ͕͔Θ͍͔ͬͨͷͰw) 2017೥1݄
5. Kotlinͱͷग़ձ͍ ্ژ͠৽ଔͰαʔόʔαΠυΤϯδχΞʹͳΔ
 Kotlin͸Ҿ͖ଓ͖झຯͰॻ͘ 2017೥4݄
6. Kotlinͱͷग़ձ͍ GoogleIO
 Kotlin͕AndroidΞϓϦ։ൃͷओཁݴޠͱͳΔ 2017೥5݄
7. ৐Δ͔͠ͳ͍ ͜ͷϏοά΢Σʔϒʹ
8. ͪΌΜͱKotlinΛॻ͜͏
 (ͱ͍͏͔༡΅͏)
9. KotlinͰ༡Ϳ(part1) μʔπϘʔυͱ࿈ܞͨ͠
 DartsXͱ͍͏ΞϓϦΛͭͬͯ͘༡Ϳ 2017೥6݄~10݄
12. KotlinͰ༡Ϳ(part1) ͪΐͪ͜ΐ͜Kotlin͞ΘΔ 2017೥10݄~2018೥4݄
13. KotlinͰ༡Ϳ(part2) GoogleIO
 
 ͜ͷ࣌ظʹͳΔͱ
 Android or Kotlinͷษڧձ͸੝ΜʹͳΔ
 (ؾ͕͢Δ) 2018೥5݄
14. ΋ͬͱਂ͘۷ΓԼ͛Δ
 ༡ͼ͔ͨΛ͠Α͏
15. Kotlinͱ༡Ϳ(part2) ֤ࣾͷΤϯδχΞϒϩάΛ
 εϚχϡʔͬΆ͘ݟΒΕΔ
 EngineerBlogsΛ࡞੒(ਐߦத) 2018೥6݄~ݱࡏ
16. DataBindingͱPicasso
17. ͜Μͳ͜ͱ͋Γ·ͤΜ͔ DataBindingΛར༻͍ͯ͠ΔAndroidΞϓϦͰɺ Picasso΍GlideͰImageViewʹ
 ը૾Λද͍ࣔͤͨ͞
18. ͜Μͳ͜ͱ͋Γ·ͤΜ͔ DataBindingΛར༻͍ͯ͠ΔAndroidΞϓϦͰɺ Picasso΍GlideͰImageViewʹ
 ը૾Λද͍ࣔͤͨ͞ BindingAdapter
19. XMLͷ αϯϓϧ
20. XMLͷ αϯϓϧ
21. Custom Binding KotlinͬΆ͘ImageViewͷ֦ுؔ਺Λ࢖ͬͯΈͨ
22. https://qiita.com/yoppie_x/items/ afcf582c083918c2c719
23. KotlinͱGson
24. KotlinͱGson͸૬ੑ͕ѱ͍ non-nullͳϓϩύςΟʹnull͕
 ೖͬͯ͠·͏Մೳੑ
25. KotlinͱGson͸૬ੑ͕ѱ͍ Kotlinͷੑ্࣭id, name, img͸non-null img͕ͳ͍jsonΛparse͢Δ ྫ֎͕throw͞Εͣɺimgʹnull͕ೖΔ
26. MoshiΛ࢖͏ Kotlin extension
 Kotlinͷclass΁ͷύʔεΛαϙʔτ
 nullͷ৔߹parse࣌ʹྫ֎͕throw͞ΕΔ build.gradle
27. Retrofit2ͱMoshiͷ࣮૷ྫ
28. https://qiita.com/yoppie_x/items/ bbc0ca7a4c8a4b29e141
29. KotlinͱRxBinding2
30. RxBinding2 • Jake Wharton࡞ • ViewͰͷΠϕϯτʹର༷ͯ͠ʑͳ৚݅ͳͲΛ ෇༩͠subscribe͢Δ͜ͱͰViewͰͷΞΫγϣ ϯΛ੍ޚ • Kotlin࢓༷ʹ֦ு͞Ε͍ͯΔϥΠϒϥϦΛར༻
31. RxBinding2 • rxbinding-kotlin • rxbinding-recyclerview-v7-kotlin • rxbinding-appcompat-v7-kotlin • rxbinding-support-v4-kotlin • rxbinding-design-kotlin • rxbinding-leanback-v17-kotlin
32. ಋೖ build.gradle
33. ಋೖ build.gradle -kotlin͕ඞཁ
34. rxbinding-kotlin OnClickListenerΑΓγϯϓϧ
35. rxbinding-recyclerview-v7-kotlin RecyclerViewͰεΫϩʔϧ͕Ұ൪Լ·Ͱ͍ͬͨΒ ϩʔυ͢Δ࣮૷
36. rxbinding-support-v4-kotlin Support-v4 LibraryͰಋೖͰ͖ΔViewʹର͢Δ ΞΫγϣϯΛ੍ޚ (ྫ)SwipeRefreshLayout
37. KotlinͰRxBinding2Λ
 ࢖ͬͯΈͨײ૝ • ৘ใ͕গͳ͍ͷ͕͖͍ͭ • ϝιουνΣʔϯͰ͔͚Δͷ͕͍͍ • Viewͷϓϩηεͷάϧʔϐϯά • Kotlinͷ֦ுؔ਺, ଞͷRxܥͷϥΠϒϥϦͱ
 ૊Έ߹ΘͤΔ͜ͱͰγϯϓϧʹͳΓͦ͏
38. https://qiita.com/yoppie_x/items/ c04974a346f7f5d4b413
39. ݁࿦
40. Kotlin͸ΧϫΠΠ
41. ΧϫΠΠ͸ਖ਼ٛ
42. Kotlin͸ਖ਼ٛ
43. ͜Ε͔Β΋
 KotlinͰ༡Ϳʂ