ModelElement.AddExtension Method (ModelElement, DomainClassInfo)
Extend the specified ModelElement with a newly instantiated extension of the specified 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.10.0 (in Microsoft.VisualStudio.Modeling.Sdk.10.0.dll)
Syntax
'Déclaration
Public Shared Function AddExtension ( _
element As ModelElement, _
extensionClass As DomainClassInfo _
) As ExtensionElement
public static ExtensionElement AddExtension(
ModelElement element,
DomainClassInfo extensionClass
)
public:
static ExtensionElement^ AddExtension(
ModelElement^ element,
DomainClassInfo^ extensionClass
)
static member AddExtension :
element:ModelElement *
extensionClass:DomainClassInfo -> ExtensionElement
public static function AddExtension(
element : ModelElement,
extensionClass : DomainClassInfo
) : ExtensionElement
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
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.