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ModelElement.AddExtension Method (ModelElement, Guid)

Extend the specified ModelElement with a newly instantiated extension of the identified domain type. An InvalidOperationException will be thrown if the element already has an extension of the same type.

Namespace:  Microsoft.VisualStudio.Modeling
Assembly:  Microsoft.VisualStudio.Modeling.Sdk.12.0 (in Microsoft.VisualStudio.Modeling.Sdk.12.0.dll)

Syntax

'Declaration
Public Shared Function AddExtension ( _
    element As ModelElement, _
    extensionClassId As Guid _
) As ExtensionElement
public static ExtensionElement AddExtension(
    ModelElement element,
    Guid extensionClassId
)
public:
static ExtensionElement^ AddExtension(
    ModelElement^ element, 
    Guid extensionClassId
)
static member AddExtension : 
        element:ModelElement * 
        extensionClassId:Guid -> ExtensionElement
public static function AddExtension(
    element : ModelElement, 
    extensionClassId : Guid
) : ExtensionElement

Parameters

  • extensionClassId
    Type: System.Guid

    The domain class id of the type of ExtensionElement to be added

Return Value

Type: Microsoft.VisualStudio.Modeling.ExtensionElement
The newly instantiated and added extension

.NET Framework Security

See Also

Reference

ModelElement Class

AddExtension Overload

Microsoft.VisualStudio.Modeling Namespace