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
BLoC
Search
Shinnosuke Kugimiya
May 31, 2018
Programming
9
1.6k
BLoC
flutter meetup #2の資料です
Shinnosuke Kugimiya
May 31, 2018
Tweet
Share
More Decks by Shinnosuke Kugimiya
See All by Shinnosuke Kugimiya
Claude Code x Androidアプリ 開発
kgmyshin
1
1.2k
AndroidアプリエンジニアもMCPを触ろう
kgmyshin
2
1.1k
15分で分かった気になる dumpsys
kgmyshin
1
280
UIテストはもうMaestroでいいのかもしれない話
kgmyshin
28
13k
新規開発を始めるときにやるべきこと
kgmyshin
19
9.1k
android app error handling
kgmyshin
1
1.5k
solid+cqs+dry
kgmyshin
35
10k
Paging Library ~ アイテムの更新 ~
kgmyshin
2
3.4k
KotlinでReact Native(expo) を使いたい
kgmyshin
2
1.2k
Other Decks in Programming
See All in Programming
NixOS + Kubernetesで構築する自宅サーバーのすべて
ichi_h3
0
1.1k
Foundation Modelsを実装日本語学習アプリを作ってみた!
hypebeans
1
120
TFLintカスタムプラグインで始める Terraformコード品質管理
bells17
2
350
開発組織の戦略的な役割と 設計スキル向上の効果
masuda220
PRO
8
1.3k
CSC305 Lecture 08
javiergs
PRO
0
270
釣り地図SNSにおける有料機能の実装
nokonoko1203
0
200
What Spring Developers Should Know About Jakarta EE
ivargrimstad
0
430
フロントエンド開発のためのブラウザ組み込みAI入門
masashi
7
3.4k
なぜGoのジェネリクスはこの形なのか? - Featherweight Goが明かす設計の核心
qualiarts
0
240
Go言語はstack overflowの夢を見るか?
logica0419
0
520
CSC509 Lecture 08
javiergs
PRO
0
230
monorepo の Go テストをはやくした〜い!~最小の依存解決への道のり~ / faster-testing-of-monorepos
convto
2
530
Featured
See All Featured
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
9
990
The Cult of Friendly URLs
andyhume
79
6.6k
A designer walks into a library…
pauljervisheath
209
24k
Fantastic passwords and where to find them - at NoRuKo
philnash
52
3.5k
Code Review Best Practice
trishagee
72
19k
Site-Speed That Sticks
csswizardry
13
920
jQuery: Nuts, Bolts and Bling
dougneiner
65
7.9k
Scaling GitHub
holman
463
140k
What's in a price? How to price your products and services
michaelherold
246
12k
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
eileencodes
37
2.6k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
508
140k
The Pragmatic Product Professional
lauravandoore
36
7k
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