The requested page is not available for the requested platform. You are viewing the content for Default platform.

View.QueryCanClose Event

Occurs when checking whether a View can be closed.

Namespace: DevExpress.ExpressApp

Assembly: DevExpress.ExpressApp.v19.1.dll

Declaration

public event EventHandler<CancelEventArgs> QueryCanClose
Public Event QueryCanClose As EventHandler(Of CancelEventArgs)

Event Data

The QueryCanClose event handler receives an argument of the CancelEventArgs type. The following properties provide information specific to this event.

Property Description
Cancel Gets or sets a value indicating whether the event should be canceled.

Remarks

The QueryCanClose event is raised as a result of calling the View.CanClose and View.Close methods. Handle this event to prohibit closing a View under certain conditions. For this purpose, set the handler's CancelEventArgs.Cancel parameter to true. By default, this parameter is set to false.

Note

The QueryCanClose event is raised for root views only (see View.IsRoot).

See Also