View.QueryCanClose Event
Occurs when checking whether a View can be closed.
Namespace: DevExpress.ExpressApp
Assembly: DevExpress.ExpressApp.v24.2.dll
NuGet Package: DevExpress.ExpressApp
#Declaration
public event EventHandler<CancelEventArgs> QueryCanClose
#Event Data
The QueryCanClose event's data class is CancelEventArgs. 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 from View.CanClose and View.Close methods. To keep the View open, handle the event and set the CancelEventArgs.Cancel
parameter to true
.
Note
The Query
event is raised for root views only.
XAF does not trigger the Query
event in ASP.DevExpress.
event to prohibit closing a View under certain conditions.