Retrieve the ElementId corresponding to an external rebar shape parameter
in the document, if it exists; otherwise, add the parameter to the document
and generate a new ElementId.
Namespace:
Autodesk.Revit.DB.Structure
Assembly:
RevitAPI
(in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Syntax
C# |
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Visual Basic |
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Visual C++ |
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Parameters
- doc
-
Type:
Autodesk.Revit.DB
Document
A document.
- externalDefinition
-
Type:
Autodesk.Revit.DB
ExternalDefinition
A shared parameter.
Return Value
An ElementId representing the shared parameter stored in the document.Remarks
Before a parameter can be used in a RebarShapeDefinition, it must
exist in the definition's document. There are two ways to achieve this.
It can be bound to one or more categories in the document using
the Document.ParameterBindings property, or it can be created with this
method.
Exceptions
Exception | Condition |
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Autodesk.Revit.Exceptions ArgumentNullException | A non-optional argument was a null reference ( Nothing in Visual Basic) . |