Enable Fixed PDF Toolbar Position in Swift for iOS

1
//
2
//  Copyright © 2020-2025 PSPDFKit GmbH. All rights reserved.
3
//
4
//  The Nutrient sample applications are licensed with a modified BSD license.
5
//  Please see License for details. This notice may not be removed from this file.
6
//
7

8
import PSPDFKit
9
import PSPDFKitUI
10

11
class ToolbarPositionTopExample: Example {
12

13
    override init() {
14
        super.init()
15

16
        title = "Top Position for the Annotation and Document Editor Toolbars"
17
        contentDescription = "Shows how to force the top position for the annotation and document editor toolbars."
18
        category = .controllerCustomization
19
    }
20

21
    override func invoke(with delegate: ExampleRunnerDelegate) -> UIViewController {
22
        let document = AssetLoader.writableDocument(for: .welcome, overrideIfExists: false)
23

24
        let configuration = PDFConfiguration {
25
            // When `.top` is a supported toolbar position, the document label must be disabled.
26
            $0.documentLabelEnabled = .NO
27
        }
28

29
        let controller = PDFViewController(document: document, configuration: configuration)
30

31
        controller.navigationItem.setRightBarButtonItems([controller.documentEditorButtonItem, controller.annotationButtonItem], animated: false)
32

33
        // Force `.top` for the annotation toolbar.
34
        let annotationToolbar = controller.annotationToolbarController?.annotationToolbar
35
        annotationToolbar?.supportedToolbarPositions = .top
36
        annotationToolbar?.toolbarPosition = .top
37

38
        // Force `.top` for the document editor toolbar.
39
        let documentEditorToolbar = controller.documentEditorController.toolbarController.documentEditorToolbar
40
        documentEditorToolbar.supportedToolbarPositions = .top
41
        documentEditorToolbar.toolbarPosition = .top
42

43
        return controller
44
    }
45
}