Initial release

.github/workflows/build-documentation.yml

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+# .github/workflows/build-documentation.yml
+
+name: build-documentation
+
+on:
+  # Run on push to main branch
+  push:
+    branches:
+      - main
+
+  # Dispatch if triggered using Github (website)
+  workflow_dispatch:
+
+jobs:
+  Build-documentation:
+    runs-on: macos-latest
+    steps:
+      - name: Build documentation
+        uses: 0xWDG/build-documentation@main

.github/workflows/build-multiplatform.yml

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+# .github/workflows/build-multiplatform.yml
+
+name: Build-Packages
+
+on:
+  # Run on pull_request
+  pull_request:
+
+  # Dispatch if triggered using Github (website)
+  workflow_dispatch:
+
+jobs:
+  Build-Packages:
+    runs-on: macos-latest
+    steps:
+      - name: Build Swift Packages
+        uses: 0xWDG/build-swift@main
+        with:
+            # watchOS is unsupported
+            watchOS: false

.github/workflows/swiftlint.yml

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+name: Run Swiftlint
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  swiftlint:
+    runs-on: macos-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: SwiftLint
+        run: |
+          brew install swiftlint
+          swiftlint --reporter github-actions-logging --strict

.github/workflows/tests.yml

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+name: Run tests on Linux and macOS
+on:
+  push:
+  workflow_dispatch:
+
+jobs:
+  test_linux:
+    if: true
+    runs-on: ubuntu-latest
+    continue-on-error: true
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Swift test
+        run: swift test
+
+  test_macos:
+    runs-on: macos-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Swift test
+        run: swift test

.gitignore

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+## User settings
+xcuserdata/
+
+## compatibility with Xcode 8 and earlier (ignoring not required starting Xcode 9)
+*.xcscmblueprint
+*.xccheckout
+
+## compatibility with Xcode 3 and earlier (ignoring not required starting Xcode 4)
+build/
+DerivedData/
+*.moved-aside
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+
+## Obj-C/Swift specific
+*.hmap
+
+## App packaging
+*.ipa
+*.dSYM.zip
+*.dSYM
+
+## Playgrounds
+timeline.xctimeline
+playground.xcworkspace
+
+### Swift Package Manager
+Packages/
+Package.pins
+Package.resolved
+# *.xcodeproj
+#
+# Xcode automatically generates this directory with a .xcworkspacedata file and xcuserdata
+# hence it is not needed unless you have added a package configuration file to your project
+.swiftpm
+.build/
+
+### CocoaPods
+Pods/
+*.xcworkspace
+
+### Carthage
+Carthage/Checkouts
+Carthage/Build/
+
+### Accio dependency management
+Dependencies/
+.accio/
+
+### fastlane
+fastlane/report.xml
+fastlane/Preview.html
+fastlane/screenshots/**/*.png
+fastlane/test_output
+
+### Code Injection
+iOSInjectionProject/

.spi.yml

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+version: 1
+builder:
+  configs:
+    - documentation_targets: [preventScreenshot]

.swiftlint.yml

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+excluded:
+  - "*resource_bundle_accessor*" # SwiftPM Generated
+  - ".build/*"
+
+opt_in_rules:
+   - missing_docs
+   - empty_count
+   - empty_string
+   - toggle_bool
+   - unused_optional_binding
+   - valid_ibinspectable
+   - modifier_order
+   - first_where
+   - fatal_error_message
+   - force_unwrapping
+

LICENCE.md

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+MIT License
+
+Copyright (c) 2024 Wesley de Groot, [email protected]
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

Package.swift

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+// swift-tools-version: 5.8.0
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "preventScreenshot",
+    platforms: [
+        .iOS(.v15),
+        .macOS(.v12),
+        .tvOS(.v14),
+        .macCatalyst(.v15)
+    ],
+    products: [
+        // Products define the executables and libraries a package produces, making them visible to other packages.
+        .library(
+            name: "preventScreenshot",
+            targets: ["preventScreenshot"])
+    ],
+    targets: [
+        // Targets are the basic building blocks of a package, defining a module or a test suite.
+        // Targets can depend on other targets in this package and products from dependencies.
+        .target(
+            name: "preventScreenshot"),
+        .testTarget(
+            name: "preventScreenshotTests",
+            dependencies: ["preventScreenshot"])
+    ]
+)

README.md

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+# preventScreenshot
+
+preventScreenshot allows you to prevents screenshots of a SwiftUI Element.
+
+[![](https://img.shields.io/endpoint?url=https%3A%2F%2Fswiftpackageindex.com%2Fapi%2Fpackages%2F0xWDG%2FpreventScreenshot%2Fbadge%3Ftype%3Dplatforms)](https://swiftpackageindex.com/0xWDG/preventScreenshot)
+[![](https://img.shields.io/endpoint?url=https%3A%2F%2Fswiftpackageindex.com%2Fapi%2Fpackages%2F0xWDG%2FpreventScreenshot%2Fbadge%3Ftype%3Dswift-versions)](https://swiftpackageindex.com/0xWDG/preventScreenshot)
+[![Swift Package Manager](https://img.shields.io/badge/SPM-compatible-brightgreen.svg)](https://swift.org/package-manager)
+![License](https://img.shields.io/github/license/0xWDG/preventScreenshot)
+
+## Requirements
+
+- Swift 5.9+ (Xcode 15+)
+- iOS 13+, macOS 10.15+
+
+## Installation (Pakage.swift)
+
+```swift
+dependencies: [
+    .package(url: "https://github.com/0xWDG/preventScreenshot.git", .branch("main")),
+],
+targets: [
+    .target(name: "MyTarget", dependencies: [
+        .product(name: "preventScreenshot", package: "preventScreenshot"),
+    ]),
+]
+```
+
+## Installation (Xcode)
+
+1. In Xcode, open your project and navigate to **File** → **Swift Packages** → **Add Package Dependency...**
+2. Paste the repository URL (`https://github.com/0xWDG/preventScreenshot`) and click **Next**.
+3. Click **Finish**.
+
+## Usage
+
+Example to read a ImageView (Multi platform):
+
+```swift
+import SwiftUI
+import preventScreenshot
+
+struct ContentView: View {
+    var body: some View {
+        VStack {
+            Text("Don't take a screenshot of this")
+                .preventScreenshot()
+        }
+        .padding()
+    }
+}
+```
+
+## Contact
+
+We can get in touch via [Twitter/X](https://twitter.com/0xWDG), [Discord](https://discordapp.com/users/918438083861573692), [Mastodon](https://iosdev.space/@0xWDG), [Email](mailto:[email protected]), [Website](https://wesleydegroot.nl).

Sources/preventScreenshot/preventScreenshot.swift

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+//
+//  Inspect.swift
+//  Inspect
+//
+//  Created by Wesley de Groot on 25/06/2024.
+//  https://wesleydegroot.nl
+//
+//  https://github.com/0xWDG/preventScreenshot
+//  MIT LICENCE
+//
+
+import Foundation
+import SwiftUI
+
+#if os(macOS)
+public typealias PlatformView = NSView
+public typealias PlatformTextField = NSSecureTextField
+public typealias PlatformRepresentable = NSViewRepresentable
+public typealias PlatformHostingController = NSHostingController
+#else
+public typealias PlatformView = UIView
+public typealias PlatformTextField = UITextField
+public typealias PlatformRepresentable = UIViewRepresentable
+public typealias PlatformHostingController = UIHostingController
+#endif
+
+/// Screenshot Prevent Wrapper
+public struct ScreenshotPreventWrapper<Content: View>: PlatformRepresentable {
+    let content: () -> Content
+
+    public init(@ViewBuilder content: @escaping () -> Content) {
+        self.content = content
+    }
+
+    public func makeNSView(context: Context) -> NSView {
+        return self.makeUIView(context: context)
+    }
+
+    public func makeUIView(context: Context) -> PlatformView {
+        let secureTextField = PlatformTextField()
+
+#if !os(macOS)
+        secureTextField.isSecureTextEntry = true
+        secureTextField.isUserInteractionEnabled = false
+#endif
+
+        guard let secureView = secureTextField.layer?.sublayers?.first?.delegate as? PlatformView else {
+            return PlatformView()
+        }
+
+        secureView.subviews.forEach { subview in
+            subview.removeFromSuperview()
+        }
+
+        let hostedContent = PlatformHostingController(rootView: content())
+        #if os(macOS)
+        // TODO: This seems not to work
+        hostedContent.view.layer?.backgroundColor = .clear
+        #else
+        hController.view.backgroundColor = .clear
+        #endif
+        hostedContent.view.translatesAutoresizingMaskIntoConstraints = false
+
+        secureView.addSubview(hostedContent.view)
+        NSLayoutConstraint.activate([
+            hostedContent.view.topAnchor.constraint(equalTo: secureView.topAnchor),
+            hostedContent.view.bottomAnchor.constraint(equalTo: secureView.bottomAnchor),
+            hostedContent.view.leadingAnchor.constraint(equalTo: secureView.leadingAnchor),
+            hostedContent.view.trailingAnchor.constraint(equalTo: secureView.trailingAnchor)
+        ])
+
+        return secureView
+    }
+
+    public func updateNSView(_ nsView: PlatformView, context: Context) { }
+    public func updateUIView(_ uiView: PlatformView, context: Context) { }
+}
+
+
+extension View {
+    @ViewBuilder public func preventScreenshot() -> some View {
+        ScreenshotPreventWrapper {
+            self
+                .redacted(reason: .privacy)
+                .privacySensitive()
+        }
+    }
+}

Tests/preventScreenshotTests/preventScreenshotTests.swift

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+import XCTest
+@testable import Inspect
+
+final class preventScreenshotTests: XCTestCase {
+    func testExample() throws {
+        // XCTest Documentation
+        // https://developer.apple.com/documentation/xctest
+
+        // Defining Test Cases and Test Methods
+        // https://developer.apple.com/documentation/xctest/defining_test_cases_and_test_methods
+    }
+}