Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
BLoC
Search
Sponsored
·
Ship Features Fearlessly
Turn features on and off without deploys. Used by thousands of Ruby developers.
→
Shinnosuke Kugimiya
May 31, 2018
Programming
1.7k
9
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
BLoC
flutter meetup #2の資料です
Shinnosuke Kugimiya
May 31, 2018
More Decks by Shinnosuke Kugimiya
See All by Shinnosuke Kugimiya
Claude Code x Androidアプリ 開発
kgmyshin
1
2.7k
AndroidアプリエンジニアもMCPを触ろう
kgmyshin
2
1.4k
15分で分かった気になる dumpsys
kgmyshin
1
380
UIテストはもうMaestroでいいのかもしれない話
kgmyshin
28
14k
新規開発を始めるときにやるべきこと
kgmyshin
19
9.3k
android app error handling
kgmyshin
1
1.6k
solid+cqs+dry
kgmyshin
35
10k
Paging Library ~ アイテムの更新 ~
kgmyshin
2
3.5k
KotlinでReact Native(expo) を使いたい
kgmyshin
2
1.2k
Other Decks in Programming
See All in Programming
大喜利で理解するLLM as a Judge / Understanding LLM-as-a-Judge through Ogiri
rockname
0
180
TiDB Cloudのカスタムコントローラーによるオートスケール対応
takaidohigasi
0
140
モバイル交通系ICへのチャージ実例から考える、クロスプラットフォーム開発におけるiOS実機テスト設計とCI運用
yusuga
1
570
AI Agent時代のリアーキテクチャ戦略と実践
hokaccha
9
5.2k
Herb in Rails 8.2: Your ERB views, now HTML-aware @ Rails World 2026, Austin, Texas
marcoroth
0
140
モデルのリファクタリングが難しいと思ったら、そもそも複雑だったのはビジネス仕様だった ? / is-the-business-domain-the-real-complexity
hatsu38
0
430
iOS 27でニュースアプリはどう変わる!? 〜日経電子版の新機能対応と、開発事例から〜
lynnswap
7
13k
Augmenting AI with the Power of Jakarta EE
ivargrimstad
0
370
半永久的に提供し続けられるプライベートクラウドを目指して ― 利用者の認知負荷を抑えるAPI抽象化とハードウェア世代交代の基盤設計
tomokon
0
380
re:Inventに行く前に知っておきたい現地参加のノウハウ
nokomoro3
0
290
[2026-09-26]空論ジェネリックプロセス~テスト資産とAIで紡ぐ、再現可能なパフォーマンスチューニングの話~
tosite
0
250
手動確認はもう限界 〜XCUITestでCustom URL Schemeの遷移を起動種別ごとに自動テストする〜 / Testing Custom URL Schemes with XCUITest
otouto
0
370
Featured
See All Featured
The Anti-SEO Checklist Checklist. Pubcon Cyber Week
ryanjones
0
250
What does AI have to do with Human Rights?
axbom
PRO
1
2.4k
Exploring anti-patterns in Rails
aemeredith
4
520
Marketing to machines
jonoalderson
1
5.8k
For a Future-Friendly Web
brad_frost
183
10k
How Software Deployment tools have changed in the past 20 years
geshan
2
34k
Tips & Tricks on How to Get Your First Job In Tech
honzajavorek
1
780
Paper Plane
katiecoart
PRO
4
53k
Building Adaptive Systems
keathley
44
3.2k
Bridging the Design Gap: How Collaborative Modelling removes blockers to flow between stakeholders and teams @FastFlow conf
baasie
0
710
Getting science done with accelerated Python computing platforms
jacobtomlinson
2
500
SEO Brein meetup: CTRL+C is not how to scale international SEO
lindahogenes
2
2.9k
Transcript
© DMM.com !LHNZTIJO 'MVUUFS.FFUVQ5PLZP #-P$
© DMM.com w LHNZTIJOఝٶ ͗͘Έ w "OESPJEΤϯδχΞ w %..DPNϥϘ$50ࣨॴଐ
w ݄͔Β ࣗݾհ
© DMM.com BHFOEB
© DMM.com w #-P$ͱ w #-P$ͷΨΠυϥΠϯ w #-P$ͱ6* w #-P$ͷྫ
w 'MVUUFSͰͷ͍ํ w ·ͱΊ BHFOEB
© DMM.com #-P$ͱ
© DMM.com #-P$ͱ Business Logic Component
© DMM.com #-P$ͱ ͕ࣗͬͨͷ(PPHMF*0ͰͷԼهͷηογϣϯ Build reactive mobile apps with
Flutter IUUQTXXXZPVUVCFDPNXBUDI W34H#&Q0*
© DMM.com #-P$ͱ ࣮ࡍ݄ʹ%BSU$POGͷ ԼهͷηογϣϯͰൃද͞Ε͍ͯΔ Flutter / AngularDart –
Code sharing, better together IUUQTXXXZPVUVCFDPNXBUDI W1-)MOX)H1&
© DMM.com #-P$ͱ ϏδωεϩδοΫΛ UIϓϥοτϑΥʔϜ͔Β ͢ΔͨΊͷ ઃܭύλʔϯͷҰͭ ҰݴͰݴ͏ͱ Ͱ͋Δ
© DMM.com #-P$ͷϞνϕʔγϣϯ 6* .PEFM *OGSB ͜͏͍͏ঢ়ଶΛ .PEFM .PEFM
.PEFM
© DMM.com #-P$ͷϞνϕʔγϣϯ 6* .PEFM *OGSB ͜͏͍ͨ͠ 91MBUGPSN"EBQUFS
© DMM.com #-P$ͷΨΠυϥΠϯ
© DMM.com #-P$ͷΨΠυϥΠϯ JOQVUTBOEPVUQVUTBSFTJNQMF4USFBNT4JOLTPOMZ %FQFOEFODJFTNVTUCFJOKFDUBCMFBOEQMBUGPSN BHOPTUJD
/PQMBUGPSNCSBODIJOHBMMPXFE *NQMFNFOUBUJPODBOCFXIBUFWFSZPVXBOUJGZPV GPMMPXUIFQSFWJPVTSVMFT " #VUNBZ*TVHHFTUSFBDUJWFQSPHSBNNJOH
© DMM.com #-P$ͷΨΠυϥΠϯ JOQVU4JOLɺPVUQVU4USFBNͰ࣮͢Δ ґଘΦϒδΣΫτ֎͔ΒೖՄೳͰɺϓϥοτ ϑΥʔϜʹґଘ͠ͳ͍ͷͰ͋Δ͜ͱ
ϓϥοτϑΥʔϜͷذμϝ dΛकͬͯΕɺ࣮ͳΜͰ͍͍Α ͨͩ͠ɺ3FBDUJWF1SPHSBNNJOHͰΉͷ͕͓͢͢ΊͩΑ
© DMM.com #-P$ͱ6*ͷܨ͗
© DMM.com #-P$ͱ6*ͷܨ͗ &BDIDPNQMFYFOPVHIDPNQPOFOUIBTB DPSSFTQPOEJOH#-P$ $PNQPOFOUTTIPVMETFOEJOQVUTBTJTz
$PNQPOFOUTTIPVMETIPXPVUQVUTBTDMPTFBT QPTTJCMFUPBTJTz "MMCSBODIJOHTIPVMECFCBTFEPOTJNQMF#-P$ CPPMFBOPVUQVUT
© DMM.com #-P$ͷΨΠυϥΠϯ ͦΕͧΕͷzेʹෳࡶͳzίϯϙʔωϯτʹ#-P$ ͕Ұͭ͋Δʢzेʹෳࡶͳzͷ߹͍֤ࣗͰஅʣ JOQVUʹૹΔσʔλBTJTͰ
PVUQVUʹྲྀ͢ετϦʔϜͰ͖Δ͚ͩlBTJTzͰ ͯ͢ͷذ#-P$ʹΑΔ#PPMFBOͳΞτϓοτ ʹج͖ͮ͘Ͱ͋Δ
© DMM.com #-P$ͷྫ
© DMM.com #-P$ͷྫ class CartBLoC { Sink<Product> addition; Stream<int>
itemCount; Stream<String> totalCost; Stream<List<CartItem>> items; }
© DMM.com #-P$ͷྫ class CartBLoC { Sink<Product> addition; Stream<int>
itemCount; Stream<String> totalCost; Stream<List<CartItem>> items; } 1SPEVDU͕Ճ͞ΕΔͱ
© DMM.com #-P$ͷྫ class CartBLoC { Sink<Product> addition; Stream<int>
itemCount; Stream<String> totalCost; Stream<List<CartItem>> items; } ͦΕͧΕͷ4USFBN͔Β݁Ռ͕ྲྀΕΔ
© DMM.com 'MVUUFSͰͷ͍ํ
© DMM.com JOQVUͷܨ͛ํ TextField( onChanged: bloc.sink.add, decoration: InputDecoration( border:
OutlineInputBorder(), ɹɹɹ hintText: “hint"), )
© DMM.com JOQVUͷܨ͛ํ TextField( onChanged: bloc.sink.add, decoration: InputDecoration( border:
OutlineInputBorder(), ɹɹɹ hintText: “hint"), ) ΠϕϯτͱTJOLBEEΛόΠϯυ͢Δ͚ͩ
© DMM.com PVUQVUΛ6*ʹͭͳ͛Δํ๏ StreamBuilder<String>( stream: bloc.stream, builder: (context, snapshot)
=> Container( child: Text(snapshot?.data ?? ""), ), )
© DMM.com PVUQVUΛ6*ʹͭͳ͛Δํ๏ StreamBuilder<String>( stream: bloc.stream, builder: (context, snapshot)
=> Container( child: Text(snapshot?.data ?? ""), ), ) 4USFBN#VJMEFS͏͚ͩ
© DMM.com ·ͱΊ
© DMM.com w #-P$6*ͱ.PEFMͱ*OGSBΛ͚Δ͜ͱͱɺΫϩε ϓϥοτϑΥʔϜͷίʔυγΣΞΛϞνϕʔγϣϯ ʹੜ·Εͨ w कΔ͖ΨΠυϥΠϯ͕͋Δ w
'MVUUFSͰ w JOQVUΛૹΔͱ͜ΖͰTJOLBEEΛόΠϯυ͢Δ w PVUQVUΛTVCTDSJCF͢Δʹ4USFBN#VJMEFSΛ͏ ·ͱΊ