**STRUCT** # `NavigationSplitView` A navigation split view widget. ## Properties ### `sidebar` The sidebar's content. ### `content` The split view's main content. ### `sidebarID` The sidebar content's id. ### `contentID` The main content's id. ## Methods ### `init(sidebar:content:)` Initialize a navigation split view. - Parameters: - sidebar: The sidebar content. - content: The main content. ### `container()` Get the container of the navigation split view widget. - Returns: The view storage. ### `update(_:)` Update the view storage of the navigation split view widget. - Parameter storage: The view storage.