Links a DGN file into the project document.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 21.0.0.0 (21.1.1.109)
Since: 2013

Syntax

C#
`public bool Link( string file, DGNImportOptions options, View pDBView, out ElementId elementId )`

Visual Basic
`Public Function Link ( _ file As String, _ options As DGNImportOptions, _ pDBView As View, _ <OutAttribute> ByRef elementId As ElementId _ ) As Boolean`

Visual C++
`public: bool Link( String^ file, DGNImportOptions^ options, View^ pDBView, [OutAttribute] ElementId^% elementId )`

file: Type: System String
Full path of the file to link. File must exist and must be a valid DGN file.

options: Type: Autodesk.Revit.DB DGNImportOptions
Various import options applicable to the DGN format. If a null reference ( Nothing in Visual Basic) , all options will be set to their respective default values.

pDBView: Type: Autodesk.Revit.DB View
The view into which the file will be linked.

elementId: Type: Autodesk.Revit.DB ElementId %
The id of linked instance after a successful link.

True if successful, otherwise False.

Remarks

Link isn't supported for family documents. Please use import instead.

Exception	Condition
Autodesk.Revit.Exceptions ArgumentException	Not a valid file for DGN import (.dgn files are valid). -or- ThisViewOnly cannot be true when importing a DWG\|DGN drawing into a 3D view -or- One or more strings describing layer selection is invalid or empty. -or- The scale is not valid as a CustomScale for use during import. -or- NullOrEmpty -or- The view is not printable. -or- Empty DGN model view name characters -or- Visible layer only option must be set to false for DGN import
Autodesk.Revit.Exceptions ArgumentNullException	A non-optional argument was NULL
Autodesk.Revit.Exceptions FileArgumentNotFoundException	The given file does not exist.
Autodesk.Revit.Exceptions InvalidOperationException	Import is temporarily disabled. -or- This Document is not a project document.
Autodesk.Revit.Exceptions ModificationForbiddenException	The document is in failure mode: an operation has failed, and Revit requires the user to either cancel the operation or fix the problem (usually by deleting certain elements). -or- The document is being loaded, or is in the midst of another sensitive process.
Autodesk.Revit.Exceptions ModificationOutsideTransactionException	The document has no open transaction.
Autodesk.Revit.Exceptions OptionalFunctionalityNotAvailableException	The DGN Import/Link module is not available in the installed Revit.