ModelElementExtensionMethods::AddExtension Method (ModelElement^, DomainClassInfo^)
Visual Studio 2015
Extend this ModelElement with a newly instantiated extension of the specified domain type. An InvalidOperationException will be thrown if the element already has an extension of that type.
Assembly: Microsoft.VisualStudio.Modeling.Sdk.12.0 (in Microsoft.VisualStudio.Modeling.Sdk.12.0.dll)
public: [ExtensionAttribute] static ExtensionElement^ AddExtension( ModelElement^ element, DomainClassInfo^ extensionClass )
Parameters
- element
-
Type:
Microsoft.VisualStudio.Modeling::ModelElement^
ModelElement to be extended
- extensionClass
-
Type:
Microsoft.VisualStudio.Modeling::DomainClassInfo^
The domain class of the type of ExtensionElement to be added
Return Value
Type: Microsoft.VisualStudio.Modeling::ExtensionElement^The newly instantiated and added extension
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