Customize PDF view settings in Swift for iOS

Use PDFSettingsViewController to customize key UX elements. Get additional resources by visiting our guide on configuring scroll directions and page transitions in our iOS viewer.

//
//  Copyright © 2015-2026 PSPDFKit GmbH. All rights reserved.
//
//  The Nutrient sample applications are licensed with a modified BSD license.
//  Please see License for details. This notice may not be removed from this file.
//


import PSPDFKit
import PSPDFKitUI


class SettingsExample: Example {


    override init() {
        super.init()


        self.title = "Settings"
        self.contentDescription = "Use PDFSettingsViewController to customize key UX elements."
        self.category = .barButtons
        priority = 230
    }


    override func invoke(with delegate: ExampleRunnerDelegate) -> UIViewController {
        SDK.shared[.debugMode] = true


        let document = AssetLoader.document(for: .welcome)
        let controller = PDFViewController(document: document) {
            $0.settingsOptions = .all
        }
        controller.navigationItem.rightBarButtonItems = [controller.thumbnailsButtonItem, controller.settingsButtonItem]


        return controller
    }
}

This code sample is an example that illustrates how to use our SDK. Please adapt it to your specific use case.