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
iOSDC.pdf
Search
ビスター
September 20, 2025
Programming
2
930
iOSDC.pdf
ビスター
September 20, 2025
Tweet
Share
Other Decks in Programming
See All in Programming
プロダクトオーナーから見たSOC2 _SOC2ゆるミートアップ#2
kekekenta
0
200
Automatic Grammar Agreementと Markdown Extended Attributes について
kishikawakatsumi
0
180
20260127_試行錯誤の結晶を1冊に。著者が解説 先輩データサイエンティストからの指南書 / author's_commentary_ds_instructions_guide
nash_efp
1
940
Package Management Learnings from Homebrew
mikemcquaid
0
210
LLM Observabilityによる 対話型音声AIアプリケーションの安定運用
gekko0114
2
430
今こそ知るべき耐量子計算機暗号(PQC)入門 / PQC: What You Need to Know Now
mackey0225
3
370
SourceGeneratorのススメ
htkym
0
190
CSC307 Lecture 01
javiergs
PRO
0
690
AIによる開発の民主化を支える コンテキスト管理のこれまでとこれから
mulyu
3
190
HTTPプロトコル正しく理解していますか? 〜かわいい猫と共に学ぼう。ฅ^•ω•^ฅ ニャ〜
hekuchan
2
680
15年続くIoTサービスのSREエンジニアが挑む分散トレーシング導入
melonps
2
190
AIによる高速開発をどう制御するか? ガードレール設置で開発速度と品質を両立させたチームの事例
tonkotsuboy_com
7
2.2k
Featured
See All Featured
No one is an island. Learnings from fostering a developers community.
thoeni
21
3.6k
How to Align SEO within the Product Triangle To Get Buy-In & Support - #RIMC
aleyda
1
1.4k
コードの90%をAIが書く世界で何が待っているのか / What awaits us in a world where 90% of the code is written by AI
rkaga
60
42k
Impact Scores and Hybrid Strategies: The future of link building
tamaranovitovic
0
200
Evolving SEO for Evolving Search Engines
ryanjones
0
120
Producing Creativity
orderedlist
PRO
348
40k
Build your cross-platform service in a week with App Engine
jlugia
234
18k
Color Theory Basics | Prateek | Gurzu
gurzu
0
200
Measuring & Analyzing Core Web Vitals
bluesmoon
9
750
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
danielanewman
231
22k
A Tale of Four Properties
chriscoyier
162
24k
Keith and Marios Guide to Fast Websites
keithpitt
413
23k
Transcript
4XJGU6*࣌ͷεΫγϣอޢ ʙηΩϡΞͳ7JFXͷ࡞Γํʙ #ZϏελʔ!-NTTZOD J04%$+BQBO݄ʢʣʙ 5SBDL %
"CPVU.F Ϗελʔ 7JTUBS • ݸਓ։ൃ • 41.ύοέʔδ։ൃ • 1SJWBUF"1*ݚڀ
ࠓεΫγϣอޢ͕͔ͬͨ • .JDSPTPGU 5FBNT ʮ1SFWFOU4DSFFO$BQUVSFʯػೳൃද • 9$IBU ʮ#MPDL TDSFFOTIPUTʯػೳެ։ •
J1IPOFͷϚΠφϯόʔΧʔυʢຊʣ ΥϨοτΞϓϦͰඪ४࣮ࡁΈ
͑Δ"1*ʁ
ը໘ऩؔ࿈ͷ"1* • @Environment(¥.isSceneCaptured) • UITraitCollection.sceneCaptureState • UIScreen.isCaptured Deprecated
εΫϦʔϯγϣοτؔ࿈ͷ"1* •UIApplication.userDidTakeScreenshotNot ification •UIApplication.UserDidTakeScreenshotMes sage ֤OS 26+ ͍ͣΕDidͳͷͰࣄલݕ͕ग़དྷͳ͍
εΫϦʔϯγϣοτؔ࿈ͷ"1* •func privacySensitive() -> some View •func contentCaptureProtected() -> some
CompositorContent macOS 26 & visionOS 26 Only
εΫϦʔϯγϣοτؔ࿈ͷ"1* •func contentCaptureProtected( _ isActive: Bool = true ) ->
some View visionOS 26.0+ only iOSʹల։͞Ε͍ͯͳ͍...
J04ͷతͳ"1*ͰεΫγϣ͔Β ҙͷ7JFXΛอޢ͢Δ͜ͱͰ͖ͳ͍
6*,JUͰͲ͏͢Δʁ
6*,JUͰͲ͏͢Δʁ •UITextFieldͷisSecureTextEntryΛར༻͢Δ •UITextFieldͷSubview • _UITouchPassthroughView • _UITextLayoutCanvasView อޢ͍ͨ͠7JFXΛαϒϏϡʔʹ͢Δ
4XJGU6*ͰͷϫʔΫΞϥϯυ CaptureProtectedViewController<Content: View> - containerView: UIView? _UITextLayoutCanvasViewΛऔΓग़͢ - isActive: Bool
- content: () -> Content + init(_: Bool, @ViewBuilder content: @escaping () -> Content) + viewDidLoad() UIHostingControllerΛར༻ͯ͠4XJGU6*ͷ7JFXΛ _UITextLayoutCanvasViewͷαϒϏϡʔʹ͢Δ
4XJGU6*ͰͷϫʔΫΞϥϯυ UIHostingController 4XJGU6*$POUFOU UIViewController Representable CaptureProtected ViewController 4XJGU6*ͷ7JFX
4XJGU6*ͰͷϫʔΫΞϥϯυ • .environment()ͷө ࢀߟ 88%$6*,*UτϨΠτγεςϜͷ׆༻ • ϨΠΞτͷ่Ε • *NBHF3FOEFSFS"1*ͷ੍ݶ
4XJGU6*ͰͷϫʔΫΞϥϯυ •UITextFieldͷisSecureTextEntryΛར༻͢Δ •UITextFieldͷSubview • _UITouchPassthroughView • _UITextLayoutCanvasView อޢ͍ͨ͠7JFXΛαϒϏϡʔʹ͢Δ
ͳͥ_UITextLayoutCanvasView εΫϦʔϯγϣοτʹөΒͳ͍ʁ
ΈΛௐΔ •-[UITextField setSecureTextEntry:]Λ 4ZNCPMJD#SFBLQPJOUͱͯ͠ηοτ ˠελοΫτϨʔεΛௐΔ
ΈΛௐΔ $"-BZFSΦϒδΣΫτʹରͯ͠ηϨΫλ TFU%JTBCMF6QEBUF.BTLͷϝιουΛݺͼग़͍ͯ͠Δ Y$"-BZFS YTFU%JTBCMF6QEBUF.BTL YYPSY 9DPEFͰͷελοΫτϨʔεͷදࣔ
࣮ݧ "QQ3FWJFX(VJEFMJOFT⚠ 4PGUXBSF3FRVJSFNFOUT"QQTNBZPOMZVTFQVCMJD"1*T IUUQTEFWFMPQFSBQQMFDPNBQQTUPSFSFWJFXHVJEFMJOFTTPGUXBSFSFRVJSFNFOUT
࣮ݧ 9DPEF--%#ίϚϯυʹΑΔ$"-BZFSͷશϝιουදࣔ
ΈΛௐΔ •0CKFDUJWF$༝དྷͷ,FZ7BMVF$PEJOHΛར༻ ࣮ݧ༻ͷ؆қίʔυ
࣮ݧ •EJTBCMF6QEBUF.BTL ʹΑ੍ͬͯޚ͞Ε͍ͯΔ →4QSJOH#PBSEʹΑΔࡱӨʹ ֘ϨΠϠʔؚ͕·Εͳ͍
4XJGU6*Ͱͷར༻ํ๏ͷఏҊ
4XJGU6*Ͱͷར༻ํ๏ •ϨΠϠʔͱؚͯ͠·Εແ͍͜ͱΛར༻͢Δ .mask(_:)
UIViewRepresentable _UITextLayoutCanvasView ͳͲ EJTBCMF6QEBUF.BTL͕ઃఆ͞Εͨ-BZFSΛ࣋ͭ6*7JFX backgroundColor = .black .mask { }
εΫγϣͷॠ͚ؒͩөΔ7JFXम০ࢠ
•func luminanceToAlpha() -> some View "EETBMVNJOBODFUPBMQIBF⒎FDUUPUIJTWJFX J04 J1BE04
.BD$BUBMZTU NBD04 UW04 WJTJPO04 XBUDI04 ࢀߟ EFWFMPQFSBQQMFDPN
.mask { } .background(.white) .compotisionGroup() .luminanceToAlpha()
ࢀߟ •AVSampleBufferDisplayLayer() .preventsCapture *OEJDBUFTUIBUJNBHFEBUBTIPVMECFQSPUFDUFE GSPNDBQUVSFࢀߟ EFWFMPQFSBQQMFDPN อޢର*04VSGBDFTͰͳ͍
ࢀߟ •'BJS1MBZ4USFBNJOH ಈըίϯςϯπ৴ͷ߹ʹར༻Մೳ ࢀߟ EFWFMPQFSBQQMFDPN
ҙ •ίϯςϯπͷෳࢭใ࿙Ӯࢭ •εΫγϣอޢ͞Ε͍ͯΔ͔ςετ •ར༻ऀʹεΫγϣอޢΛΒͤΔ ˠอޢΛ"MFSUͰ௨ɺεΫγϣʹอޢ͍ͯ͠ΔࢫΛهࡌ
None
࠷ޙʹ ίʔυྫ αϯϓϧύοέʔδ