CriteriaOperatorValidator Class

Enables you to provide custom validation to the Expression Editor.

Namespace: DevExpress.DataAccess.ExpressionEditor

Assembly: DevExpress.DataAccess.v20.1.dll

Declaration

public class CriteriaOperatorValidator :
    ErrorsEvaluatorCriteriaValidator,
    ICriteriaWarningsValidator
Public Class CriteriaOperatorValidator
    Inherits ErrorsEvaluatorCriteriaValidator
    Implements ICriteriaWarningsValidator

Remarks

Use the CriteriaOperatorValidator.Visit method to provide custom expression validation logic.

Use the ErrorsEvaluatorCriteriaValidator.Validate method to validate custom expressions.

For a code sample, see the following example online: How to customize the Expression Editor.

Inheritance

Object
DevExpress.Data.BoundPropertyList
ErrorsEvaluatorCriteriaValidator
CriteriaOperatorValidator
See Also