AbstractThe controller host for this controller to be appended to
The arguments for this data source
Returns a promise with a single page of the allowed content types for the given unique
The content type to get the allowed children of, or null for the root.
The content item the children will be created under, if any.
Optionalpaging: UmbOffsetPaginationRequestModel
The page to return.
The allowed children of the content type.
Creates an instance of UmbContentTypeStructureServerDataSourceBase.