Export (0) Print
Expand All

Validator.ValidateActivityChange Method

When overridden in a derived class, validates a change based on a specified Activity being added or removed. This function is called during the application of changes that are made to the workflow during dynamic updates.

Namespace:  System.Workflow.ComponentModel.Compiler
Assembly:  System.Workflow.ComponentModel (in System.Workflow.ComponentModel.dll)

public virtual ValidationError ValidateActivityChange(
	Activity activity,
	ActivityChangeAction action
)

Return Value

Type: System.Workflow.ComponentModel.Compiler.ValidationError
The ValidationError generated by the operation.

ExceptionCondition
ArgumentNullException

activity is a null reference (Nothing in Visual Basic).

ArgumentNullException

action is a null reference (Nothing).

In the base implementation, a null reference (Visual Basic Nothing) is returned.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Show:
© 2014 Microsoft