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BaseView.QueryControl Event

Occurs when a document is to be displayed and allows you to assign content to this document. This event is in effect in Deferred Load mode.

Namespace: DevExpress.XtraBars.Docking2010.Views

Assembly: DevExpress.XtraBars.v22.2.dll

NuGet Package: DevExpress.Win.Navigation


public event QueryControlEventHandler QueryControl

Event Data

The QueryControl event's data class is QueryControlEventArgs. The following properties provide information specific to this event:

Property Description
Control Gets or sets the content of the document that raised the current BaseView.QueryControl event.
Document Points to the document related to the current event. Inherited from DocumentEventArgs.


The QueryControl event is raised each time a document with no content is to be displayed. To set this document’s content use the QueryControlEventArgs.Control property. You can also use the DocumentEventArgs.Document property to get a document related to this event.

The QueryControl event is part of the Deferred Load feature. See this link to learn more.

See Also