ModelElementExtensionMethods.IsExtendedBy Method (ModelElement, Guid)

Query whether this ModelElement is currently extended by an ExtensionElement of a particular type.

Namespace: Microsoft.VisualStudio.Modeling.Extensibility
Assembly: Microsoft.VisualStudio.Modeling.Sdk.10.0 (in Microsoft.VisualStudio.Modeling.Sdk.10.0.dll)

Syntax

'宣告
<ExtensionAttribute> _
Public Shared Function IsExtendedBy ( _
    element As ModelElement, _
    extensionClassId As Guid _
) As Boolean

public static bool IsExtendedBy(
    this ModelElement element,
    Guid extensionClassId
)

[ExtensionAttribute]
public:
static bool IsExtendedBy(
    ModelElement^ element, 
    Guid extensionClassId
)

static member IsExtendedBy : 
        element:ModelElement * 
        extensionClassId:Guid -> bool

public static function IsExtendedBy(
    element : ModelElement, 
    extensionClassId : Guid
) : boolean

element
Type: Microsoft.VisualStudio.Modeling.ModelElement
The element whose extensions are examined

extensionClassId
Type: System.Guid
The domain class id of the type of ExtensionElement to look up

Type: System.Boolean
true if the element has an extension of the specified type, else false

In Visual Basic and C#, you can call this method as an instance method on any object of type ModelElement. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

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.