DesignSurfaceExtensionAttribute Class
Notifies the Visual Studio environment that a VSPackage provides a Type implementing a service to customize or extend services provided by any implementation of DesignSurface at designer load time.
Namespace: Microsoft.VisualStudio.Shell.Design
Assembly: Microsoft.VisualStudio.Shell.Design (in Microsoft.VisualStudio.Shell.Design.dll)
Syntax
<AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple := True, Inherited := True)> _
Public NotInheritable Class DesignSurfaceExtensionAttribute _
Inherits RegistrationAttribute
Dim instance As DesignSurfaceExtensionAttribute
[AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple = true, Inherited = true)]
public sealed class DesignSurfaceExtensionAttribute : RegistrationAttribute
[AttributeUsageAttribute(AttributeTargets::Class, AllowMultiple = true, Inherited = true)]
public ref class DesignSurfaceExtensionAttribute sealed : public RegistrationAttribute
public final class DesignSurfaceExtensionAttribute extends RegistrationAttribute
Remarks
Attribute Context
Applies to |
Classes providing VSPackages by implementing the IVsPackage interface or the Package interface. |
Repeatable |
No |
Required attributes |
An instance each of ProvideObjectAttribute and ProvideServiceAttribute constructed with the Type of the class registered by the DesignSurfaceExtensionAttribute as implementing the DesignSurfaceExtension. |
Invalid attributes |
None |
This Attribute specifies a Type as implementing a service providing customization or extension of the services provided by any implementation of DesignSurface used by the VSPackage.
DesignSurfaceExtensionAttribute is only used for registration purposes and does not affect how code behaves at runtime.
Instances of this Attribute should only be applied to classes implementing Package for a VSPackage.
Examples
The example below declares that the VSPackage CustomDesigner, provided the class CustomSurfaceExt to customize the design surface it uses.
[ProvideServiceAttribute(typeof(CustomSurfaceExt))]
[ProvideObjectAttribute(typeof(CustomSurfaceExt))]
[DesignSurfaceExtension(typeof(CustomSurfaceExt))]
class CustomDesigner : Package
Inheritance Hierarchy
System.Object
System.Attribute
Microsoft.VisualStudio.Shell.RegistrationAttribute
Microsoft.VisualStudio.Shell.Design.DesignSurfaceExtensionAttribute
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
See Also
Concepts
Reference
DesignSurfaceExtensionAttribute Members
Microsoft.VisualStudio.Shell.Design Namespace
DesignSurfaceExtensionAttribute