BaseRequiredDescendantOfValidator class
Provides the BaseRequiredDescendantOf class with a validator that can be used to check for and prevent invalid input values and also to prevent potential unhandled exceptions.
Inheritance hierarchy
System.Object
System.Workflow.ComponentModel.Compiler.Validator
System.Workflow.ComponentModel.Compiler.DependencyObjectValidator
System.Workflow.ComponentModel.Compiler.ActivityValidator
Microsoft.Office.Workflow.Actions.BaseRequiredDescendantOfValidator
Microsoft.Office.Workflow.Actions.OfficeTaskDescendantValidator
Microsoft.Office.Workflow.Actions.OnTaskAssigningDescendantValidator
Microsoft.Office.Workflow.Actions.OnTaskCompletedDescendantValidator
Namespace: Microsoft.Office.Workflow.Actions
Assembly: Microsoft.Office.Workflow.Actions (in Microsoft.Office.Workflow.Actions.dll)
Syntax
'Declaration
Public MustInherit Class BaseRequiredDescendantOfValidator _
Inherits ActivityValidator
'Usage
Dim instance As BaseRequiredDescendantOfValidator
public abstract class BaseRequiredDescendantOfValidator : ActivityValidator
Remarks
The BaseRequiredDescendantOfValidator class is a sealed class and cannot be inherited or overridden.
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.