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RequirementSubscription Class

Provides a notification when changes in the editing context may have satisfied the attached requirement.

Namespace:  Microsoft.Windows.Design
Assembly:  Microsoft.Windows.Design.Extensibility (in Microsoft.Windows.Design.Extensibility.dll)

Syntax

'Declaration
Public MustInherit Class RequirementSubscription
'Usage
Dim instance As RequirementSubscription
public abstract class RequirementSubscription
public ref class RequirementSubscription abstract
public abstract class RequirementSubscription

Remarks

Create a RequirementSubscription object by calling the CreateSubscription method on a class derived from RequirementAttribute.

A RequirementSubscription raises an event when data in the editing context has changed and therefore, the requirement may have been met.

Inheritance Hierarchy

System.Object
  Microsoft.Windows.Design.RequirementSubscription

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

Reference

RequirementSubscription Members

Microsoft.Windows.Design Namespace

RequirementAttribute

Other Resources

Understanding WPF Designer Extensibility