Customize PDF View Settings in Swift for iOS

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//
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//  Copyright © 2015-2025 PSPDFKit GmbH. All rights reserved.
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//
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//  The Nutrient sample applications are licensed with a modified BSD license.
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//  Please see License for details. This notice may not be removed from this file.
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//
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import PSPDFKit
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import PSPDFKitUI
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class SettingsExample: Example {
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    override init() {
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        super.init()
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        self.title = "Settings"
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        self.contentDescription = "Use PDFSettingsViewController to customize key UX elements."
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        self.category = .barButtons
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        priority = 230
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    }
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    override func invoke(with delegate: ExampleRunnerDelegate) -> UIViewController {
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        SDK.shared[.debugMode] = true
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        let document = AssetLoader.document(for: .welcome)
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        let controller = PDFViewController(document: document) {
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            $0.settingsOptions = .all
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        }
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        controller.navigationItem.rightBarButtonItems = [controller.thumbnailsButtonItem, controller.settingsButtonItem]
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        return controller
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    }
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}