WorkflowChangeAction.ValidateChanges(Activity) Method
Definition
Important
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When overridden in a derived class, validates the changes and returns a ValidationErrorCollection that contains any errors.
protected public:
abstract System::Workflow::ComponentModel::Compiler::ValidationErrorCollection ^ ValidateChanges(System::Workflow::ComponentModel::Activity ^ activity);protected internal abstract System.Workflow.ComponentModel.Compiler.ValidationErrorCollection ValidateChanges (System.Workflow.ComponentModel.Activity activity);abstract member ValidateChanges : System.Workflow.ComponentModel.Activity -> System.Workflow.ComponentModel.Compiler.ValidationErrorCollectionProtected Friend MustOverride Function ValidateChanges (activity As Activity) As ValidationErrorCollectionParameters
Returns
A ValidationErrorCollection that contains any errors.
Exceptions
activityInstance is a null reference (Nothing in Visual Basic).
Applies to
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