Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
今更ながらEpoxy / Lateinit Epoxy
Search
Sponsored
·
Ship Features Fearlessly
Turn features on and off without deploys. Used by thousands of Ruby developers.
→
Sho Masegi
November 06, 2018
Technology
2
870
今更ながらEpoxy / Lateinit Epoxy
今更ながらEpoxyを触ってみました。
Sho Masegi
November 06, 2018
Tweet
Share
More Decks by Sho Masegi
See All by Sho Masegi
独自の共通認証基盤を用いているサービスでアカウント削除機能を提供したときの道程
shomasegi
1
3k
Migrate Swift 4.2 to 5.2
shomasegi
4
880
Material Components ことはじめ / Get Started Material Components
shomasegi
0
790
Other Decks in Technology
See All in Technology
Contract One Engineering Unit 紹介資料
sansan33
PRO
0
14k
dbt meetup #19 『dbtを『なんとなく動かす』を卒業します』
tiltmax3
0
130
論文検索を日本語でできるアプリを作ってみた
sailen2
0
150
競争優位を生み出す戦略的内製開発の実践技法
masuda220
PRO
2
510
【2026年版】生成AIによる情報システムへのインパクト
taka_aki
0
190
What's new in Go 1.26?
ciarana
2
260
Master Dataグループ紹介資料
sansan33
PRO
1
4.4k
全自動で回せ!Claude Codeマーケットプレイス運用術
yukyu30
3
150
バニラVisaギフトカードを棄てるのは結構大変
meow_noisy
0
160
20260222ねこIoTLT ねこIoTLTをふりかえる
poropinai1966
0
310
Bill One 開発エンジニア 紹介資料
sansan33
PRO
5
18k
AI が Approve する開発フロー / How AI Reviewers Accelerate Our Development
zaimy
1
240
Featured
See All Featured
The Illustrated Children's Guide to Kubernetes
chrisshort
51
52k
The AI Search Optimization Roadmap by Aleyda Solis
aleyda
1
5.3k
Sharpening the Axe: The Primacy of Toolmaking
bcantrill
46
2.7k
Winning Ecommerce Organic Search in an AI Era - #searchnstuff2025
aleyda
1
1.9k
Become a Pro
speakerdeck
PRO
31
5.8k
Pawsitive SEO: Lessons from My Dog (and Many Mistakes) on Thriving as a Consultant in the Age of AI
davidcarrasco
0
80
The Art of Programming - Codeland 2020
erikaheidi
57
14k
Groundhog Day: Seeking Process in Gaming for Health
codingconduct
0
110
The Pragmatic Product Professional
lauravandoore
37
7.2k
Optimising Largest Contentful Paint
csswizardry
37
3.6k
What the history of the web can teach us about the future of AI
inesmontani
PRO
1
450
svc-hook: hooking system calls on ARM64 by binary rewriting
retrage
1
140
Transcript
ࠓߋͳ͕ΒEpoxy ɹ Sho Masegi
ࣗݾհ • όέπඃͬͯ·͢ɻ • େֶੜͰ͢ɻ • Androidɺ࣌ʑiOS • ࠷ۙ iOS
> Android @boc_sho
ͬͨ͜ͱ͋Δํ͍·͔͢ʁ
ກձΛଓ͚͍ͯͩ͘͞
ࠓճ͢͜ͱ • Epoxyͱʁ • Epoxyͷ؆୯ͳ͍ํ
͞ͳ͍͜ͱ • Epoxyͷ࣮ફతͳ͍ํ • ଞͷϥΠϒϥϦͱൺͯͲ͏͔
͜ͷϨΠΞτͲ͏ͬͯΉ?
͜ͷϨΠΞτͲ͏ͬͯΉ?
RecyclerView or ScrollView ?
ͪΐͬͱ໘ͦ͘͞͏…
ෳࡶͳϨΠΞτΛ ؆୯ʹΈ͍ͨʂ
ͦ͜Ͱ Epoxy !!
Epoxyͱ?
Epoxyͱ? • ෳࡶͳը໘ΛRecyclerViewͰ࡞ΔͨΊͷϥΠϒϥϦ • Airbnb͕࡞͍ͯ͠Δ • 2016/08/25 Initial public release
• ࠓͰ݁ߏ׆ಈ͍ͯ͠Δ
Ͳ͏͍͏͜ͱ͕Ͱ͖Δͷʁ
Epoxyͱ? • ҧ͏ϨΠΞτͷCellΛRecyclerViewͰ؆୯ʹදࣔ Ͱ͖Δ • ಈతʹCellΛೖΕସ͑ͨΓͰ͖Δ
Epoxyͱ? .kt .xml or Epoxy EpoxyModel ϨΠΞτϑΝΠϧ͔ΒEpoxyModelΛ ࣗಈੜ
override fun buildModels(city: City) { headerView { id(“header view”) cityName(city.name)
description(city.description) } linkView { id(“link view”) onClick { _ -> callbacks.onLinkClick() } } carouselHeaderView { id(“carousel header view”) onClick { _ -> callbacks.onSeeAllClick() } } carouselView { id(“carousel view”) EpoxyModel EpoxyModel EpoxyModel EpoxyRecyclerView Epoxyͱ?
͜ͷϨΠΞτΛEpoxyͰΉͱ….
override fun buildModels(city: City) { headerView { id(“header view”) cityName(city.name)
description(city.description) } linkView { id(“link view”) onClick { _ -> callbacks.onLinkClick() } } // . . . . EpoxyͰΉͱ….
override fun buildModels(city: City) { headerView { id(“header view”) cityName(city.name)
description(city.description) } linkView { id(“link view”) onClick { _ -> callbacks.onLinkClick() } } // . . . . EpoxyͰΉͱ….
override fun buildModels(city: City) { headerView { id(“header view”) cityName(city.name)
description(city.description) } linkView { id(“link view”) onClick { _ -> callbacks.onLinkClick() } } // . . . . EpoxyͰΉͱ….
override fun buildModels(city: City) { // . . . .
carouselHeaderView { id(“carousel header view”) onClick { _ -> callbacks.onSeeAllClick() } } carouselView { id(“carousel view”) homes(city.homes) onClick { _ -> callbacks.onHomeClick() } } footerView { . . . . } EpoxyͰΉͱ….
override fun buildModels(city: City) { // . . . .
carouselHeaderView { id(“carousel header view”) onClick { _ -> callbacks.onSeeAllClick() } } carouselView { id(“carousel view”) homes(city.homes) onClick { _ -> callbacks.onHomeClick() } } footerView { . . . . } EpoxyͰΉͱ….
override fun buildModels(city: City) { // . . . .
carouselHeaderView { id(“carousel header view”) onClick { _ -> callbacks.onSeeAllClick() } } carouselView { id(“carousel view”) homes(city.homes) onClick { _ -> callbacks.onHomeClick() } } footerView { . . . . } EpoxyͰΉͱ….
override fun buildModels(city: City) { // . . . .
carouselHeaderView { id(“carousel header view”) onClick { _ -> callbacks.onSeeAllClick() } } carouselView { id(“carousel view”) homes(city.homes) onClick { _ -> callbacks.onHomeClick() } } footerView { . . . . } EpoxyͰΉͱ….
؆୯ͦ͏͡ΌΜ
ಋೖͯ͠ΈΑ͏ʂ
1. ४උ 2. EpoxyModel (CellView)Λ࡞ 3. Controller (Adapter)Λ࡞ 4. EpoxyRecyclerViewΛFragmentʹՃ͢Δ
खॱ
1. ४උ
apply plugin: ‘kotlin-kapt’ kapt { correctErrorTypes = true // .
. . } build.gradle ͍ͭͷ
dependencies { // . . . implementation ‘com.airbnb.android:epoxy:2.x.y’ implementation ‘com.airbnb.android:epoxy-databinding:2.x.y’
kapt ‘com.airbnb.android:epoxy-processor:2.x.y’ // . . . } build.gradle ͍ͭͷ
͜Ε package-info.java ͍ͭͷ͡Όͳ͍ͭ
package-info.javaͱʁ • DataBindingΛͬͯEpoxyModelΛ࡞Δͷʹඞཁ
• DataBindingΛͬͯEpoxyModelΛ࡞Δͷʹඞཁ package-info.javaͱʁ override fun buildModels(city: City) { headerView {
id(“header view”) cityName(city.name) description(city.description) } linkView { id(“link view”) onClick { _ -> callbacks.onLinkClick() } } EpoxyModel EpoxyModel
• DataBindingΛͬͯEpoxyModelΛ࡞Δͷʹඞཁ • ͲͷϨΠΞτϑΝΠϧ͔ΒEpoxyModelΛ࡞Δ͔ɺ ͱ͍͏Indexͷׂ • ಛघͳJavaϑΝΠϧ package-info.javaͱʁ
package-info.javaͱʁ @EpoxyDataBindnigPattern(rClass = R.class, layoutPrefix = “epoxy_layout”) @EpoxyDataBindingLayouts({R.layout.header_view, . .
.}) package com.tutorial.epoxy; import com.airbnb.epoxy.EpoxyDataBindingPattern; import com.airbnb.epoxy.EpoxyDataBindingLayouts; package-info.java
package-info.javaͱʁ @EpoxyDataBindnigPattern(rClass = R.class, layoutPrefix = “epoxy_layout”) @EpoxyDataBindingLayouts({R.layout.header_view, . .
.}) package com.tutorial.epoxy; import com.airbnb.epoxy.EpoxyDataBindingPattern; import com.airbnb.epoxy.EpoxyDataBindingLayouts; package-info.java
@EpoxyDataBindingPattern (಄ޠ) @EpoxyDataBindnigPattern(rClass = R.class, layoutPrefix = “epoxy_layout”) epoxy_layout_header.xml Epoxy
HeaderBindingModel_.java
package-info.javaͱʁ @EpoxyDataBindnigPattern(rClass = R.class, layoutPrefix = “epoxy_layout”) @EpoxyDataBindingLayouts({R.layout.header_view, . .
.}) package com.tutorial.epoxy; import com.airbnb.epoxy.EpoxyDataBindingPattern; import com.airbnb.epoxy.EpoxyDataBindingLayouts; package-info.java
package-info.javaͱʁ @EpoxyDataBindnigPattern(rClass = R.class, layoutPrefix = “epoxy_layout”) @EpoxyDataBindingLayouts({R.layout.header_view, . .
.}) package com.tutorial.epoxy; import com.airbnb.epoxy.EpoxyDataBindingPattern; import com.airbnb.epoxy.EpoxyDataBindingLayouts; package-info.java
@EpoxyDataBindingLayouts @EpoxyDataBindingLayouts({R.layout.header_view, . . .}) header_view.xml HeaderViewBindingModel_.java Epoxy
४උྃʂ
̎. CellΛ࡞͢Δ
CellΛ࡞͢Δ <?xml version=“1.0” encoding=“utf-8”?> <layout> <data> <variable name=“cityName” type=“String” />
</data> <LinearLayout . . .> <TextView . . . android:text=“@{cityName}” /> </LinearLayout> </layout> epoxy_layout_header.xml
CellΛ࡞͢Δ <?xml version=“1.0” encoding=“utf-8”?> <layout> <data> <variable name=“cityName” type=“String” />
</data> <LinearLayout . . .> <TextView . . . android:text=“@{cityName}” /> </LinearLayout> epoxy_layout_header.xml override fun buildModels(city: City) { headerView { id(“header view”) cityName(city.name) } linkView { id(“link view”) onClick { _ -> callbacks.onLinkClick() } } // . . . . SampleController.kt
CellΛ࡞͢Δ <?xml version=“1.0” encoding=“utf-8”?> <layout> <data> <variable name=“cityName” type=“String” />
</data> <LinearLayout . . .> <TextView . . . android:text=“@{cityName}” /> </LinearLayout> epoxy_layout_header.xml override fun buildModels(city: City) { headerView { id(“header view”) cityName(city.name) } linkView { id(“link view”) onClick { _ -> callbacks.onLinkClick() } } // . . . . SampleController.kt
Build !
epoxy_layout_header.xml Epoxy HeaderBindingModel_.java HeaderBindingModel_.java͕ੜʂ
3. ControllerΛ࡞͢Δ
class SampleController: TypedEpoxyController<City>() { override fun buildModels(city: City?) { //
͜͜ͰViewΛ࡞Δ . . . . } } SampleController.kt Controller
class SampleController: TypedEpoxyController<City>() { override fun buildModels(city: City?) { //
͜͜ͰViewΛ࡞Δ . . . . } } SampleController.kt Controller
class SampleController: TypedEpoxyController<City>() { override fun buildModels(city: City?) { //
͜͜ͰViewΛ࡞Δ . . . . } } SampleController.kt Controller
class SampleController: TypedEpoxyController<City>() { override fun buildModels(city: City?) { //
͜͜ͰViewΛ࡞Δ . . . . } } SampleController.kt Controller
class SampleController: TypedEpoxyController<City>() { override fun buildModels(city: City?) { //
͜͜ͰViewΛ࡞Δ . . . . } } SampleController.kt Controller
ViewΛ࡞͍ͬͯ͘
Controller epoxy_layout_header.xml epoxy_layout_link_view.xml
Controller epoxy_layout_header.xml epoxy_layout_link_view.xml Build !!
Controller HeaderBindingModel_.java LinkViewBindingModel_.java
override fun buildModels(city: City) { header { id(“header view”) cityName(city.name)
description(city.description) } linkView { id(“link view”) onClick { _ -> callbacks.onLinkClick() } } // . . . . Controller HeaderBindingModel_.java LinkViewBindingModel_.java SampleController.kt
Controller HeaderBindingModel_.java LinkViewBindingModel_.java SampleController.kt override fun buildModels(city: City) { header
{ id(“header view”) cityName(city.name) description(city.description) } linkView { id(“link view”) onClick { _ -> callbacks.onLinkClick() } } // . . . .
Controller HeaderBindingModel_.java LinkViewBindingModel_.java SampleController.kt override fun buildModels(city: City) { header
{ id(“header view”) cityName(city.name) description(city.description) } linkView { id(“link view”) onClick { _ -> callbacks.onLinkClick() } } // . . . .
4. EpoxyRecyclerViewΛՃʂ
Fragment <?xml version=“1.0” encoding=“utf-8”?> <layout> <FrameLayout . . .> <com.airbnb.epoxy.EpoxyRecyclerView
. . . /> </FrameLayout> </layout> sample_fragment.xml
Fragment <?xml version=“1.0” encoding=“utf-8”?> <layout> <FrameLayout . . .> <com.airbnb.epoxy.EpoxyRecyclerView
. . . /> </FrameLayout> </layout> sample_fragment.xml
Fragment SampleFragment.kt class SampleFragment: Fragment() { val controller = SampleController()
var city = City(~) override fun onCreateView(~): View { . . . binding.epoxyRecyclerView.setController(controller) controller.setData(city) . . . } . . . }
Fragment SampleFragment.kt class SampleFragment: Fragment() { val controller = SampleController()
var city = City(~) override fun onCreateView(~): View { . . . binding.epoxyRecyclerView.setController(controller) controller.setData(city) . . . } . . . }
Fragment SampleFragment.kt class SampleFragment: Fragment() { val controller = SampleController()
var city = City(~) override fun onCreateView(~): View { . . . binding.epoxyRecyclerView.setController(controller) controller.setData(city) . . . } . . . }
ʂ
https://github.com/ShoMasegi/TutorialEpoxy ࠓճ࡞ͨ͠ͷ
؆୯ʹ࡞͢Δ͜ͱ͕Ͱ͖·ͨ͠ɻ ࣍ୈͰڽͬͨͷ͕ൺֱతָʹ࣮Ͱ͖ͦ͏ɻ ײ
͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ