DXTabControl.TabHiding Event

Occurs before a tab item is hidden.

Namespace: DevExpress.Xpf.Core

Assembly: DevExpress.Xpf.Core.v20.2.dll

NuGet Packages: DevExpress.WindowsDesktop.Wpf.Core, DevExpress.Wpf.Core

Declaration

C#

public event TabControlTabHidingEventHandler TabHiding

VB.NET

Public Event TabHiding As TabControlTabHidingEventHandler

Event Data

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

Property	Description
Cancel	Gets or sets a value indicating whether the event should be canceled. Inherited from CancelEventArgs.
Item	Gets the tab item that raised the event. Inherited from TabControlCommonCancelEventArgsBase.
TabIndex	Gets the index of the tab that raised the event. Inherited from TabControlCommonCancelEventArgsBase.

Remarks

Handle the TabHiding event to prevent hiding a tab item. To do this, set the event parameter’s TabControlTabHidingEventArgs.Cancel property to true.

To obtain the index of the tab item that is being hidden, use the event parameter’s TabControlTabHidingEventArgs.TabIndex property. Use the DXTabControl.GetTabItem method to obtain a tab item by its index.

After the tab item has been hidden, the DXTabControl.TabHidden event is fired.

To learn more, see Showing and Hiding Tab Items.

Handle the DXTabControl.SelectionChanging or DXTabControl.SelectionChanged event to cancel selecting a tab item or respond to this action respectively. For details, see Header Menu.