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
SwiftUIのライブコーディングす るとxcodeが◯回落ちる
Search
notoroid
July 27, 2019
Programming
2
420
SwiftUIのライブコーディングす るとxcodeが◯回落ちる
SwiftUIが発表されたWWDC2019初期から間もないプレゼンテーション資料。beta版のxcodeで実際に実演したところ表題通りxcodeが途中終了してしまった。
notoroid
July 27, 2019
Tweet
Share
More Decks by notoroid
See All by notoroid
iOS 26 SDKの新機能 (liquid抜き) - iOS26orLaterUpdateAndSceneForUIKit
notoroid
0
110
UIテスト自動化サポート- Testbed for XCUIAutomation practice
notoroid
0
190
UIViewController - Interactive PopGesture
notoroid
0
55
Xcodeショートカット 2025年版
notoroid
0
75
ZIPでくれ - Apple謹製 geocoding/ reverse geocoding
notoroid
0
110
WeatherKit iOS18 update - お天気の更新
notoroid
0
90
AppIntentsの用途 - AppleのGPT元年
notoroid
1
190
Privacy manifests - Appleと開発コミュニティ
notoroid
1
250
とっさのAutoLayout - Rewind autolayout
notoroid
0
140
Other Decks in Programming
See All in Programming
Domain-centric? Why Hexagonal, Onion, and Clean Architecture Are Answers to the Wrong Question
olivergierke
2
790
どの様にAIエージェントと 協業すべきだったのか?
takefumiyoshii
2
630
Model Pollution
hschwentner
1
190
Cursorハンズオン実践!
eltociear
2
690
私はどうやって技術力を上げたのか
yusukebe
43
18k
技術的負債の正体を知って向き合う / Facing Technical Debt
irof
0
130
理論と実務のギャップを超える
eycjur
0
120
アメ車でサンノゼを走ってきたよ!
s_shimotori
0
210
Catch Up: Go Style Guide Update
andpad
0
210
Cloudflare AgentsとAI SDKでAIエージェントを作ってみた
briete
0
130
Your Perfect Project Setup for Angular @BASTA! 2025 in Mainz
manfredsteyer
PRO
0
150
GitHub Actions × AWS OIDC連携の仕組みと経緯を理解する
ota1022
0
250
Featured
See All Featured
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
danielanewman
229
22k
The Art of Programming - Codeland 2020
erikaheidi
56
14k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
kevinliebholz
34
6.1k
Done Done
chrislema
185
16k
How To Stay Up To Date on Web Technology
chriscoyier
791
250k
Unsuck your backbone
ammeep
671
58k
Producing Creativity
orderedlist
PRO
347
40k
Design and Strategy: How to Deal with People Who Don’t "Get" Design
morganepeng
132
19k
Designing for humans not robots
tammielis
254
26k
Building a Modern Day E-commerce SEO Strategy
aleyda
43
7.7k
The Invisible Side of Design
smashingmag
301
51k
[RailsConf 2023 Opening Keynote] The Magic of Rails
eileencodes
31
9.7k
Transcript
4XJGU6*ͷϥΠϒίʔσΟϯά͢ ΔͱYDPEF͕̋ճམͪΔ ͜ΕͬͯτϦϏΞʹͳΓ·ͤΜ͔
ࣗݾհ
ೳొཁ !OPUPSPJE w J04ΞϓϦ։ൃऀ w ߸͍Γ·͢ిࢉاը w !OPUPSPJE w !JSJNBTV
w Fεϙʔπ
w 4XJGU6*ొ w 4XJGU6*ϥΠϒίʔσΟϯά w ·ͱΊ
͢ൣғ w 4XJGU6*5VUPSJBMTΛͬͨϥΠϒίʔσΟϯά w $SFBUJOHBOE$PNCJOJOH7JFXT w IUUQTEFWFMPQFSBQQMFDPNUVUPSJBMTTXJGUVJDSFBUJOHBOE DPNCJOJOHWJFXT w %SBXJOH1BUITBOE4IBQFT
w IUUQTEFWFMPQFSBQQMFDPNUVUPSJBMTTXJGUVJESBXJOHQBUIT BOETIBQFT
͞ͳ͍ൣғ w ը໘ભҠ w σʔλόΠϯσΟϯά w طଘ6*ͱͷΈ߹Θͤ w Ξχϝʔγϣϯ w
04͝ͱͷ4XJGU6*ͷద༻
4XJGU6*ొ
88%$ ։ൃऀʹΓࢁͷ༰
4XJGU6*
4XJGU6* w 4XJGUϕʔεͷ6*࡞ϑϨʔϜϫʔΫ w %4- ༻్ൣᙝݻ༗ݴޠ ͕4XJGUͰهड़Ͱ͖Δ w 4XJGUΛ%4-ʹدͤͨ w
6*Λߏ͢Δجຊఆٛ7JFX w 7JFXΛએݴత %FDMBSBUJWF ʹهड़Ͱ͖؆ܿͳهड़͕Մೳ
4XJGU6* w 4XJGUϕʔεͷ6*࡞ϑϨʔϜϫʔΫ w %4- ༻్ൣᙝݻ༗ݴޠ ͕4XJGUͰهड़Ͱ͖Δ w 4XJGUʹ༷ΛՃͯ͠%4-ʹدͤͯ͠·͏ w
6*Λߏ͢Δجຊఆٛ7JFX w 7JFXΛએݴత %FDMBSBUJWF ʹهड़Ͱ͖؆ܿͳهड़͕Մೳ
4XJGU6* w 4XJGUϕʔεͷ6*࡞ϑϨʔϜϫʔΫ w %4- ༻్ൣᙝݻ༗ݴޠ ͕4XJGUͰهड़Ͱ͖Δ w 4XJGUʹ༷ΛՃͯ͠%4-ʹدͤͯ͠·͏ w
6*Λߏ͢Δجຊఆٛ7JFX w 7JFXΛએݴత %FDMBSBUJWF ʹهड़Ͱ͖؆ܿͳهड़͕Մೳ Կ
એݴత %FDMBSBUJWF w ͋Δग़ྗΛಘΔʹ͋ͨͬͯͦΕΛ࡞͢Δํ๏Ͱͳ͘ɺग़ྗͷੑ࣭Λه ड़͢Δ͜ͱΛʮએݴܕʯͱশ͢Δ w એݴతϓϩάϥϛϯάͷʮએݴతʯͬͯʁ w
IUUQTTIIBUFOBEJBSZPSHFOUSZ w )5.-એݴత
"QQMFͱͯ͠
એݴతͳهड़ΛՄೳͱ͠ એݴతͳهड़ʹ׳Ε͍ͯΔ ࡞Γख 8FC։ൃऀ Λݺͼد͍ͤͨ
એݴతͳख๏Λఏڙ͢Δ͜ͱͰ ༷ʑͳ04 J04 NBD04 XBUDI04 Ͱ ಉ͡ख๏Λద༻Ͱ͖ΔΑ͏ʹ͍ͨ͠
"QQMFͷ4XJGU6*ಋೖ w એݴతͳهड़ΛՄೳͱ͠એݴతͳهड़ʹ׳Ε͍ͯΔ࡞ΓखΛݺͼد͍ͤͨ w એݴతͳख๏Λఏڙ༷͠ʑͳ04Ͱಉ͡ख๏Λద༻Ͱ͖ΔΑ͏ʹ͍ͨ͠ w *OUFSGBDFCVJMEFSͰͷ6*࡞͔ΒҎ্ܦͪٻΊΒΕΔͷΛఏڙ͠ ͨ
"QQMFͷ4XJGU6*ಋೖ w એݴతͳهड़ΛՄೳͱ͠એݴతͳهड़ʹ׳Ε͍ͯΔ࡞ΓखΛݺͼد͍ͤͨ w એݴతͳख๏Λఏڙ༷͠ʑͳ04Ͱಉ͡ख๏Λద༻Ͱ͖ΔΑ͏ʹ͍ͨ͠ w *OUFSGBDFCVJMEFSͰͷ6*࡞͔ΒҎ্ܦͪٻΊΒΕΔͷΛఏڙ͠ ͨ 8FC։ൃऀʹ·Ͱ։ൃऀͷؒޱΛ͛Δ
ैདྷͷ6*෦ 4UPSZCPBSE YJC Έ߹ΘͤՄೳ
04ʹ࠷దԽ͞ΕͨػೳΛ͜Ε·ͰͲ ͓ΓΞϓϦʹΈࠐΉ͜ͱͰ͖Δ
એݴతهड़ʹෳࡶͳػೳΛఏڙͰ͖Δ ͍͏ͱࢥ͍ग़͢
8FCϒϥβʔ 'MBTI લ
4XJGU6*ͱطଘ6*ϑϨʔϜϫʔΫڞଘ͠ ͭͭ4XJGU6*ͰϦϓϨʔεͰ͖Δ6* ؆ܿʹهड़Ͱ͖ΔΑ͏ʹͳΔ J04͔Βʜ
4XJGU6*ϥΠϒίʔσΟϯά
4XJGU6*؆ܿʹ هड़Ͱ͖Δͷ͕ڧΈ
ͱ͍͑ҙਤͨ͠ϨΠΞτ͕ ࡞Εͳ͚ΕʹͳΒͳ͍
ࠓճطଘͷ6*Λਅࣅͯ͠ΈΔ
ਅࣅ͢Δର λΠϦϯάϕʔεͷ6*
ਅࣅ͢Δ6*
(MPSJPVT#BUUFSZ w ·ͰͷόοςϦʔঢ়ଶΛͱഎܠ ৭Ͱݟ͘͢දࣔ w ΫϦʔϯͳΠϯλʔϑΣΠε w όοςϦʔঢ়ଶɺॆిঢ়ଶͷΈΛදࣔ w όοςϦʔ֬ೝ͍ͨ͠σόΠεΛট
w ·ͰొՄೳɻͭͷը໘Ͱ֬ೝͰ ͖·͢ɻ
࣮ࡍͷϨΠΞτΛݟͯΈΔ
None
ηϧ 4BGF"SFB·Ͱ ృΓͭͿ͠
None
όοςϦʔྔ ୯Ґ ࣌ؒຖάϥϑ ॆిঢ়ଶ ໊ ԁάϥσʔγϣϯ
(MPSJPVT#BUUFSZͷϨΠΞτ w ηϧ w ηϧຖʹόοςϦʔใ w ηϧͷഎ໘ʹάϥσʔγϣϯ w ηϧ4BGF"SFBΛग़͍ͯΔ
YDPEFͷ ςϯϓϨʔτ͔ΒσβΠϯΛ ͚ۙͮͯΈΔ
ϨΪϡϨʔγϣϯ w ϑΥϯταΠζ w ϑΥϯταΠζP⒎TFU w ϑΥϯτશମΦϑηοτ w άϥσʔγϣϯΧϥʔ
w $PMPS SFE HSFFO CMVF w άϥσʔγϣϯΧϥʔ w $PMPS SFE HSFFO CMVF w ԁάϥσʔγϣϯ։࢝ܘQYɺऴྃܘQY w ϓϩδΣΫτ໊.POJUPS w ΧελϜ7JFXɺ$POUFOU7JFXɺ.POJUPS7JFXɺ(SBQI7JFXΛ༻
7JFX
import SwiftUI struct ContentView: View { var body: some View
{ Text("Hello World") } } #if DEBUG struct ContentView_Previews: PreviewProvider { static var previews: some View { ContentView() } } #endif 4XJGU6*ͷςϯϓϨʔτίʔυ 7JFXCPEZͰͭͷ7JFXΛੜ ͨ͠એݴΛ͢ඞཁ͕͋Δɻ
ΈࠐΈ7JFXੜ 5FYU *NBHF -JOFBS(SBEJFOU 3BEJBM(SBEJFOU 3FDU"OHMF $JSDMF &MMJQTF (FPNFUSZ3FBEFS "OHVMBS(SBEJFOU
$BQTVMF
ෳͷ7JFXΛஔ͢Δ߹ɺ 4UBDL )4UBDL 74UBDL ;4UBDL
)4UBDL HStack { RectAngle() .foregroundColor(Color.red) RectAngle() .foregroundColor(Color.green) RectAngle() .foregroundColor(Color.blue) }
ᶃ ᶄ ᶅ هड़ॱʹࠨ͔Βӈʹஔ ᶃ ᶄ ᶅ
74UBDL VStack { RectAngle() .foregroundColor(Color.red) RectAngle() .foregroundColor(Color.green) RectAngle() .foregroundColor(Color.blue) }
ᶃ ᶄ ᶅ هड़ॱʹ্͔ΒԼʹஔ ᶃ ᶄ ᶅ
;4UBDL ZStack { RectAngle() .foregroundColor(Color.red) RectAngle() .foregroundColor(Color.green) RectAngle() .foregroundColor(Color.blue) }
ᶃ ᶄ ᶅ هड़ॱʹԞʹஔ ᶃ ᶄ ᶅ
4UBDLͷஔ7JFXଆʹαΠζ ࢦఆ͕ͳ͍ݶΓഒஔ
٧ΊࠐΉ߹ 4QBDFS Λࢦఆ
7JFXFEHFT*HOPSJOH4BGF"SFB Λ ͏ͱ4BGF"SFBΛແࢹ͢ΔΑ͏ʹͳΔ
4UBDL )4UBDL 74UBDL )4UBDL Λ Θͳͯ͘ஔͰ͖Δ
7JFXʹஔ
7JFXʹஔ
CBDLHSPVOECPEZͷDMJQϑΟϧλʔʹ Өڹ͢Δɻ
CBDLHSPVOE7JFXDMJQ ͷ ݁Ռ͕ө͞ΕΔ
Rectangle() .fill( Color.clear ).background( എܠඳը͢ΔView ) .clipped()
ϥΠϒίʔσΟϯάத
Ϧιʔε w ϑΥϯταΠζ w ϑΥϯταΠζP⒎TFU w ϑΥϯτશମΦϑηοτ w άϥσʔγϣϯΧϥʔ
w άϥσʔγϣϯΧϥʔ
RadialGradient(gradient: .init(colors: [Self.gradientStart, Self.gradientEnd]), center: .init(x: 0.5, y: 0.5), startRadius:
50, endRadius: 150) .aspectRatio(contentMode: .fill) static let gradientStart = Color(red: 102.0 / 255, green: 196.0 / 255, blue: 66.0 / 255) static let gradientEnd = Color(red: 87.0 / 255, green: 161.0 / 255, blue: 58.0 / 255) // .previewDevice(PreviewDevice(rawValue: "iPhone 8") ) .previewDevice(PreviewDevice(rawValue: "iPhone X") )
import SwiftUI struct GraphView: View { var body: some View
{ HStack(spacing:0) { ForEach(0 ..< 12) { item in GraphLineView() } Spacer() } } } #if DEBUG struct GraphVioew_Previews: PreviewProvider { static var previews: some View { GraphView() // .previewDevice(PreviewDevice(rawValue: "iPhone 8") ) .previewDevice(PreviewDevice(rawValue: "iPhone X") ) } } #endif struct GraphLineView: View { var body: some View { ZStack { // Rectangle() // .foregroundColor(Color.green) ForEach(0 ..< 12 ) { item in GeometryReader { geometry in Path { path in let verticalOffset = 0.5 + (item == 0 ? 0 : (geometry.size.height * 0.2)) path.move( to: CGPoint( x: 0.5 + CGFloat(item) * 2.5, y: verticalOffset ) ) path.addLine( to: CGPoint( x: 0.5 + CGFloat(item) * 2.5, y: 0.5 + geometry.size.height ) ) } .stroke(Self.strokeColor, lineWidth: 1) } } }.frame(width:29.5, height:20) } static let strokeColor = Color(white: 1, opacity: 0.8) }
·ͱΊ w 4XJGU6*4XJGUͰهड़Ͱ͖Δ%4-Ͱ͋Δ4XJGUιʔείʔυͰ͢ w ͿΓʹ"QQMF͕ॏ͍ࠊΛ্͛ͯ৽͍͠։ൃऀͷݺͼࠐΈத w 4XJGU6*ͷϨΠΞτ8FCͷσβΠϯʹ͍͚ۙͲΫη͋Γ w 4XJGU6*ྲྀ͠ࠐΉσʔλιʔε͋Γ͖ͳͷͰϞοΫΞοϓ༻ͷσʔλ ४උͨ͠΄͏͕͍͍͔