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View this topic on docs.devexpress.com (Learn more)

ObjectDataSource.BeforeFillGlobal Event

Occurs before filling an object data source, enabling you to provide custom validation for all object data sources in your application.

Namespace:DevExpress.DataAccess.ObjectBinding
Assembly:DevExpress.DataAccess.v19.1.dll

Expanded Syntax

Expanded Event Data

The event handler receives an argument of type BeforeFillEventArgs containing data related to this event.

The following BeforeFillEventArgs properties provide information specific to this event.
Property Description
ConstructorInfo Returns an object providing access to constructor parameters of an ObjectDataSource.
DataMember Returns the data member specified for an ObjectDataSource.
DataSource Returns the data source assigned to an ObjectDataSource.
IsValid Specifies whether or not the object data source is valid.
Parameters Returns a collection of method and constructor parameters of an ObjectDataSource.

Expanded Remarks

The BeforeFillGlobal event occurs before filling an object data source.

If the BeforeFillEventArgs.IsValid property returns false, a ValidationFailedException is thrown.

To validate a specific object data source, handle the BeforeFill event.

Expanded See Also

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