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
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
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
Lambda のコードストレージ容量に気をつけましょう
tattwan718
0
110
コマンドとリード間の連携に対する脅威分析フレームワーク
pandayumi
1
450
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
組織で育むオブザーバビリティ
ryota_hnk
0
170
AI によるインシデント初動調査の自動化を行う AI インシデントコマンダーを作った話
azukiazusa1
1
700
フルサイクルエンジニアリングをAI Agentで全自動化したい 〜構想と現在地〜
kamina_zzz
0
400
ぼくの開発環境2026
yuzneri
0
170
AIと一緒にレガシーに向き合ってみた
nyafunta9858
0
180
高速開発のためのコード整理術
sutetotanuki
1
390
カスタマーサクセス業務を変革したヘルススコアの実現と学び
_hummer0724
0
670
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
420
CSC307 Lecture 01
javiergs
PRO
0
690
Featured
See All Featured
Discover your Explorer Soul
emna__ayadi
2
1.1k
Large-scale JavaScript Application Architecture
addyosmani
515
110k
Game over? The fight for quality and originality in the time of robots
wayneb77
1
110
Marketing Yourself as an Engineer | Alaka | Gurzu
gurzu
0
130
Java REST API Framework Comparison - PWX 2021
mraible
34
9.1k
Understanding Cognitive Biases in Performance Measurement
bluesmoon
32
2.8k
Marketing to machines
jonoalderson
1
4.6k
The AI Revolution Will Not Be Monopolized: How open-source beats economies of scale, even for LLMs
inesmontani
PRO
3
3k
The SEO Collaboration Effect
kristinabergwall1
0
350
We Have a Design System, Now What?
morganepeng
54
8k
Google's AI Overviews - The New Search
badams
0
900
Code Reviewing Like a Champion
maltzj
527
40k
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