ModelElementExtensionMethods::AddExtension Method (ModelElement^, DomainClassInfo^)

 

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.

Namespace:   Microsoft.VisualStudio.Modeling.Extensibility
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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