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
WKWebViewの知られざるプロパティ/ Unknown properties of WKW...
Search
Kyusaku Mihara
August 25, 2023
Programming
0
620
WKWebViewの知られざるプロパティ/ Unknown properties of WKWebView
https://dena.connpass.com/event/291447/
Kyusaku Mihara
August 25, 2023
Tweet
Share
More Decks by Kyusaku Mihara
See All by Kyusaku Mihara
bitcode を有効にしたアプリでも dSYM のアップロードを自動化する
qmihara
6
4.4k
iOSDC Japan 2017 で犯した失敗
qmihara
0
630
macOS Sierra x Xcode 7 で AppStore に Submit できない問題にぶち当たった話
qmihara
0
510
Other Decks in Programming
See All in Programming
マンガアプリViewerの大画面対応を考える
kk__777
0
280
pnpm に provenance のダウングレード を検出する PR を出してみた
ryo_manba
1
160
What Spring Developers Should Know About Jakarta EE
ivargrimstad
0
500
CSC305 Lecture 09
javiergs
PRO
0
310
はじめてのDSPy - 言語モデルを『プロンプト』ではなく『プログラミング』するための仕組み
masahiro_nishimi
4
16k
TFLintカスタムプラグインで始める Terraformコード品質管理
bells17
2
450
他言語経験者が Golangci-lint を最初のコーディングメンターにした話 / How Golangci-lint Became My First Coding Mentor: A Story from a Polyglot Programmer
uma31
0
430
Vueのバリデーション、結局どれを選べばいい? ― 自作バリデーションの限界と、脱却までの道のり ― / Which Vue Validation Library Should We Really Use? The Limits of Self-Made Validation and How I Finally Moved On
neginasu
2
1.6k
When Dependencies Fail: Building Antifragile Applications in a Fragile World
selcukusta
0
110
Things You Thought You Didn’t Need To Care About That Have a Big Impact On Your Job
hollycummins
0
260
CSC509 Lecture 08
javiergs
PRO
0
260
オープンソースソフトウェアへの解像度🔬
utam0k
17
3.1k
Featured
See All Featured
Intergalactic Javascript Robots from Outer Space
tanoku
272
27k
Building Better People: How to give real-time feedback that sticks.
wjessup
369
20k
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
9
1k
The Web Performance Landscape in 2024 [PerfNow 2024]
tammyeverts
10
890
A Tale of Four Properties
chriscoyier
161
23k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
kevinliebholz
36
6.1k
The Art of Programming - Codeland 2020
erikaheidi
56
14k
Stop Working from a Prison Cell
hatefulcrawdad
272
21k
RailsConf & Balkan Ruby 2019: The Past, Present, and Future of Rails at GitHub
eileencodes
140
34k
Navigating Team Friction
lara
190
15k
A designer walks into a library…
pauljervisheath
209
24k
Faster Mobile Websites
deanohume
310
31k
Transcript
2023.08.24 @qmihara WKWebViewͷ ΒΕ͟ΔϓϩύςΟ ެ։ SwiftWednesday
WKWebViewɺ ͬͯ·͢ΑͶʁ
WKWebView.interactionState ͬͯ·͔͢ʁ
https://developer.apple.com/documentation/webkit/wkwebview/3752236-interactionstate
“WebϏϡʔͰͷରͷݱࡏͷঢ়ଶΛΩϟϓνϟͯ͠ɺޙͰผ ͷWebϏϡʔʹͦͷঢ়ଶΛ෮ݩͰ͖ΔΑ͏ʹ͢ΔͨΊʹ༻ ͢ΔΦϒδΣΫτɻ”
WebViewͷ ঢ়ଶͷอଘͱ෮ݩ
อଘ
෮ݩ
Կ͠ͳ͍ͱ͜͏
ঢ়ଶͷอଘͱ෮ݩ Λ͢Δͱ͜͏
؆୯Ͱ͢Ͷʂ😊
ͱ͜ΖͰɺ interactionStateͷਖ਼ମʁ
https://developer.apple.com/documentation/webkit/wkwebview/3752236-interactionstate Anyܕ…ͩͱ…ʁ
{length = 4073, bytes = 0x00000002 62706c69 73743030 d3010203 ...
00000000 00000f77 } ͱΓ͋͑ͣ ͦͷ··ग़ྗͯ͠ΈΔͱ (NS)DataΆ͋͞Γ
“nil” Error Domain=NSCocoaErrorDomain Code=3840 "Unexpected character È at line 1"
UserInfo={NSDebugDescription=Unexpected character È at line 1, kCFPropertyListOldStyleParsingError=Error Domain=NSCocoaErrorDomain Code=3840 "Unexpected character '0x200' at line 1"
StringͰͳ͘ɺplistͰͳ͍
όΠφϦΤσΟλͰݟͯΈΑ͏
None
த plist ͬΆ͍ʁ
None
ઌ಄4όΠτԿ͜Εʁ
ͪͳΈʹόΠφϦܗࣜͷplist͜͏ (UserDefaultsͷplist)
ઌ಄4όΠτͬͯΈΔͱʁ
{ IsAppInitiated = 1; RenderTreeSize = 1241; SessionHistory = {
SessionHistoryCurrentIndex = 2; SessionHistoryEntries = ( …
None
ಡΈࠐΊͨʂ
https://github.com/WebKit/WebKit/blob/887ce26d210b05a9b5ebee1abc46da02901b8586/Source/ WebKit/UIProcess/mac/LegacySessionStateCoding.cpp#L503-L507
ਖ਼ମ plist ͷόΠφϦσʔλ+ઌ಄4 όΠτʹόʔδϣϯใ
interactionState iOS 15 Ҏ্͔Β
iOS 15 ະຬటष͍ΓํͰࣗ ͰؤுΔ͔͠ͳ͍
Ͳ͏ͬͯʁ
https://github.com/mozilla-mobile/firefox-ios/wiki/History-Restoration-in-WKWebView-(and-Error-Pages) ࢀߟใ(Firefox for iOS)
Firefox for iOS ͷཤྺཧํ๏؆୯ࡶઆ໌ • WKWebView.backForwardList ͷதΛநग़͠ӬଓԽ • ෮ݩ࣌ϩʔΧϧHTMLϑΝΠϧΛ·ͣಡΈࠐ·ͤɺΫΤϦύϥϝʔλͰཤ ྺใΛͯͦ͠ΕΛ
history.replaceState() ʹΑͬͯཤྺʹੵΜͰ͍͘
WKWebView ͷঢ়ଶͷอଘͱ෮ݩΛ࣮ݱ͍ͨ͠ͳ Βɺѱ͍͜ͱݴΘͳ͍ͷͰ Deplyment Target Λ iOS 15 ʹͯ͠ interactionState
Λ͓͏ ·ͱΊ
αϯϓϧͪ͜Β
ͯͨ͠ਓ • Kyusaku Mihara (@qmihara) • SkyLeapͷ։ൃͱϚωʔδϟʔ Λ͍ͬͯ·͢ • झຯࣸਅࡱӨ(📷SIGMA
fp)ͱ ֨ήʔ
͓͠·͍