RuleIsReferencedAttribute(String, String, Type, String, String) Constructor

Initializes a new instance of the RuleIsReferencedAttribute class.

Namespace: DevExpress.Persistent.Validation

Assembly: DevExpress.Persistent.Base.v18.2.dll


public RuleIsReferencedAttribute(
    string id,
    string targetContextIDs,
    Type looksFor,
    string referencePropertyName,
    string messageTemplate
Public Sub New(
    id As String,
    targetContextIDs As String,
    looksFor As Type,
    referencePropertyName As String,
    messageTemplate As String


Type Name Description
String id

A string value representing the current rule identifier. You can pass an empty value as the id parameter. An appropriate identifier will begenerated automatically, and set for the ID property of the Validation | Rules | Rule node in the Application Model.

String targetContextIDs

A string value that specifies a list of identifiers of the contexts when the current rule should be checked. This value is set for the RuleBaseAttribute.TargetContextIDs property.

Type looksFor

A type of the objects to be searched for.

String referencePropertyName

A string value representing the name of the property that can be set to the target object. This property must belong to the class specified by the looksFor parameter.

String messageTemplate

A string value representing information defining the current rule. This value is set for the RuleBaseAttribute.CustomMessageTemplate property.


If you are going to use a default message template for the rule, use a constructor without the messageTemplate parameter.

See Also