wpf-devexpress-dot-xpf-dot-core-dot-dxtabcontrol-7a59e122.md
Occurs before a tab item is hidden.
Namespace : DevExpress.Xpf.Core
Assembly : DevExpress.Xpf.Core.v25.2.dll
NuGet Package : DevExpress.Wpf.Core
public event TabControlTabHidingEventHandler TabHiding
Public Event TabHiding As TabControlTabHidingEventHandler
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. |
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.
See Also