BootstrapPageControl.ActiveTabChanging Event

Fires on the server side before the active tab is changed within a tab control.

Namespace: DevExpress.Web.Bootstrap

Assembly: DevExpress.Web.Bootstrap.v24.1.dll

NuGet Package: DevExpress.Web.Bootstrap

Declaration

C#

public event BootstrapPageControlCancelEventHandler ActiveTabChanging

VB.NET

Public Event ActiveTabChanging As BootstrapPageControlCancelEventHandler

Event Data

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

Property	Description
Cancel	Gets or sets a value indicating whether the command which raised an event should be canceled. Inherited from TabControlCancelEventArgs.
Tab	Gets a tab object related to the event.

Remarks

Write a ActiveTabChanging event handler to perform specific actions on the server side before each time the selected tab changes. You can use the event parameter’s properties to identify the newly selected tab and cancel the execution of the command if necessary.