Peter Steinberger steipete
steipete
/ ViewExtensions.swift
Created
February 24, 2021 10:51
If you use it please credit PSPDFKit GmbH. MIT License
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| import Foundation | |
| import SwiftUI | |
| @available(iOS 13.0, *) | |
| extension View { | |
| /// Wraps view into an AnyView | |
| func eraseToAnyView() -> AnyView { | |
| AnyView(self) | |
| } |
steipete
/ ContentView.swift
Last active
February 20, 2021 17:19
FB9013209: SwiftUI: Preview and actual layout differ in this example. (SwiftUI Bug)
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| // | |
| // ContentView.swift | |
| // Shared | |
| // | |
| // Created by Peter Steinberger on 20.02.21. | |
| // | |
| import SwiftUI | |
| struct SettingsGroup<Content: View>: View { |
steipete
/ LayoutPlayground.swift
Last active
August 4, 2021 18:26
(me learning SwiftUI layout) https://twitter.com/steipete/status/1363151782428479490?s=21
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| //: A Cocoa based Playground to present user interface | |
| import SwiftUI | |
| import PlaygroundSupport | |
| struct ContentView: View { | |
| var body: some View { | |
| HStack { | |
| VStack { | |
| HStack { |
steipete
/ KeyCommand.swift
Last active
January 13, 2025 20:01
Add Keyboard Shortcuts to SwiftUI on iOS 13 when using `UIHostingController`. Requires using KeyboardEnabledHostingController as hosting class) See https://steipete.com/posts/fixing-keyboardshortcut-in-swiftui/
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| // | |
| // KeyCommand.swift | |
| // Adds Keyboard Shortcuts to SwiftUI on iOS 13 | |
| // See https://steipete.com/posts/fixing-keyboardshortcut-in-swiftui/ | |
| // License: MIT | |
| // | |
| // Usage: (wrap view in `KeyboardEnabledHostingController`) | |
| // Button(action: { | |
| // print("Button Tapped!!") | |
| // }) { |
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| /// Perform an immediate mutation of `subject`. The `transform` function may | |
| /// just mutate the given `subject` or replace it entirely. | |
| /// | |
| /// - Parameters: | |
| /// - subject: A value to be transformed. | |
| /// - transform: A closure that mutates or replaces the `subject`. | |
| @inlinable func with<T>(_ subject: T, _ transform: (_ subject: inout T) throws -> Void) rethrows -> T { | |
| var subject = subject | |
| try transform(&subject) | |
| return subject |
steipete
/ TapAndFadeExample.swift
Last active
May 19, 2021 00:11
How to build Tap-And-Fade using SwiftUI instead of a hard deselect. The default in SwiftUI is too hard and doesn't feel right.
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| // Helper to hold the parent VC weakly | |
| class WeakViewControllerHolder: ObservableObject { | |
| weak var vc: UIViewController? | |
| init(_ vc: UIViewController) { | |
| self.vc = vc | |
| } | |
| } | |
| @available(iOS 13.0, *) |
steipete
/ gist:7181cf321d979d734c5acd2326f6c33f
Created
November 30, 2020 20:50
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| Process: SafariBookmarksSyncAgent [62985] | |
| Path: /Library/Developer/CoreSimulator/Profiles/Runtimes/iOS 13.7.simruntime/Contents/Resources/RuntimeRoot/System/Library/CoreServices/SafariSupport.bundle/SafariBookmarksSyncAgent | |
| Identifier: SafariBookmarksSyncAgent | |
| Version: 609 (609.3.5.0.2) | |
| Code Type: X86-64 (Translated) | |
| Parent Process: launchd_sim [46734] | |
| Responsible: SimulatorTrampoline [823] | |
| User ID: 501 | |
| Date/Time: 2020-11-29 13:42:02.003 +0100 |
steipete
/ Architecture.swift
Last active
January 14, 2025 22:46
Detect if a process runs under Rosetta 2 on Apple Silicon M1 or native. Works for macOS and iOS.
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| @objc(PSTArchitecture) class Architecture: NSObject { | |
| /// Check if process runs under Rosetta 2. | |
| /// | |
| /// Use to disable tests that use WebKit when running on Apple Silicon | |
| /// FB8920323: Crash in WebKit memory allocator on Apple Silicon when iOS below 14 | |
| /// Crash is in JavaScriptCore: bmalloc::HeapConstants::HeapConstants(std::__1::lock_guard<bmalloc::Mutex> const&) | |
| @objc class var isRosettaEmulated: Bool { | |
| // Issue is specific to Simulator, not real devices | |
| #if targetEnvironment(simulator) | |
| return processIsTranslated() == EMULATED_EXECUTION |
steipete
/ NSDictionary+CaseInsensitive.h
Last active
December 2, 2020 01:56
Case Insensitive NSDictionary subclass. This seems like a lost art, so I'm sharing it here. License: MIT, http://pspdfkit.com/
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| /// Higher-order functions for `NSDictionary`. | |
| @interface NSDictionary <KeyType, ObjectType> (PSPDFFoundation) | |
| /// Converts the current dictionary into a case insensitive one. | |
| @property (nonatomic, readonly) NSDictionary<NSString *, ObjectType> *pst_caseInsensitiveDictionary; | |
| @end |
steipete
/ Default.xcconfig
Created
November 6, 2020 14:18
Hack to exclude arm64 when building Mac Catalyst in Xcode 12.2
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| // Hack to exclude arm64 when building Mac Catalyst in Xcode 12.2 | |
| // If this is not set and we do not set macosx as SUPPORTED_PLATFORMS, then selecting Mac as target forces arm64. | |
| // This can be worked around by setting ONLY_ACTIVE_ARCH to NO (slow) or using the EXCLUDED_ARCHS trick | |
| // Inspired by https://github.com/Carthage/Carthage/issues/3019 | |
| EXCLUDED_ARCHS__IS_MACCATALYST_YES__NATIVE_ARCH_64_BIT_x86_64=arm64 arm64e armv7 armv7s armv6 armv8 | |
| EXCLUDED_ARCHS = $(inherited) $(EXCLUDED_ARCHS__IS_MACCATALYST_$(IS_MACCATALYST)__NATIVE_ARCH_64_BIT_$(NATIVE_ARCH_64_BIT)) |