---
title: "init(document:activePartID:hiddenPartIDs:selectedPageID:selectedQuestionID:showsPageThumbnails:isStructureEditingEnabled:onMarkupActivation:)"
framework: Assignables
role: symbol
role_heading: Initializer
platforms: [iOS 18.1+, iPadOS 18.1+, Mac Catalyst 18.1+]
path: "assignables/assignedworkdocumentview/init(document:activepartid:hiddenpartids:selectedpageid:selectedquestionid:showspagethumbnails:isstructureeditingenabled:onmarkupactivation:)"
---

# init(document:activePartID:hiddenPartIDs:selectedPageID:selectedQuestionID:showsPageThumbnails:isStructureEditingEnabled:onMarkupActivation:)

Displays an AssignedWorkDocument.

## Declaration

```swift
@MainActor @preconcurrency init(document: Binding<AssignedWorkDocumentView.Document>, activePartID: MergeablePartsContainerPartID? = nil, hiddenPartIDs: [MergeablePartsContainerPartID], selectedPageID: Binding<AssignedWorkDocumentView.Document.Page.ID?>? = nil, selectedQuestionID: Binding<AssignableDocument.Question.ID?>? = nil, showsPageThumbnails: Bool = true, isStructureEditingEnabled: Bool = false, onMarkupActivation: @escaping (Bool) -> Void)
```

## Parameters

- `document`: A binding to the doc://com.apple.Assignables/documentation/Assignables/AssignedWorkDocumentView/Document to present in the view.
- `activePartID`: The PartID to enable user interaction on.
- `hiddenPartIDs`: A set of PartIDs to hide on this view. Treated as a set.
- `selectedPageID`: A binding to the selected page.
- `selectedQuestionID`: A binding to the selected question.
- `showsPageThumbnails`: Controls showing or hiding the document pages thumbnail previews.
- `isStructureEditingEnabled`: Controls access to actions that allow changing the structure of the document on the page thumbnail view contextual menu (i.e. add/duplicate/move/remove pages).
- `onMarkupActivation`: An action performed when the user started or ended a drawing sequence with an Apple Pencil.