# TabPageChangedEventArgs Class | WinForms Controls | DevExpress Documentation

# TabPageChangedEventArgs Class

Provides data for the [XtraTabControl.HotTrackedPageChanged](/WindowsForms/DevExpress.XtraTab.XtraTabControl.HotTrackedPageChanged) and [XtraTabControl.SelectedPageChanged](/WindowsForms/DevExpress.XtraTab.XtraTabControl.SelectedPageChanged) events.

**Namespace**: [DevExpress.XtraTab](/WindowsForms/DevExpress.XtraTab)

        **Assembly**:
        DevExpress.XtraEditors.v26.1.dll

## Declaration

- C#
- VB.NET

                        <section id="tabpanel_syntax_tabid_DevExpress.XtraTab.TabPageChangedEventArgs-csharp" role="tabpanel" data-tab="tabid-csharp" class="tab-group__tab-content tab-group__tab-content--code" style="display: block">
                            <pre><code data-code-links="{&quot;Object&quot;:&quot;https://learn.microsoft.com/dotnet/api/system.object&quot;,&quot;EventArgs&quot;:&quot;https://learn.microsoft.com/dotnet/api/system.eventargs&quot;}" class="lang-csharp hljs">public class TabPageChangedEventArgs :&#xA;    EventArgs</code></pre>
                        </section>
                        <section id="tabpanel_syntax_tabid_DevExpress.XtraTab.TabPageChangedEventArgs-vb" role="tabpanel" data-tab="tabid-vb" class="tab-group__tab-content tab-group__tab-content--code" style="display: none">
                            <pre><code data-code-links="{&quot;Object&quot;:&quot;https://learn.microsoft.com/dotnet/api/system.object&quot;,&quot;EventArgs&quot;:&quot;https://learn.microsoft.com/dotnet/api/system.eventargs&quot;}" class="lang-vb hljs">Public Class TabPageChangedEventArgs&#xA;    Inherits EventArgs</code></pre>
                        </section>

## Related API Members

**TabPageChangedEventArgs** is the data class for the following events:

- [XtraTabControl.HotTrackedPageChanged](/WindowsForms/DevExpress.XtraTab.XtraTabControl.HotTrackedPageChanged)
- [XtraTabControl.SelectedPageChanged](/WindowsForms/DevExpress.XtraTab.XtraTabControl.SelectedPageChanged)

## Remarks

This class provides the [TabPageChangedEventArgs.Page](/WindowsForms/DevExpress.XtraTab.TabPageChangedEventArgs.Page) and [TabPageChangedEventArgs.PrevPage](/WindowsForms/DevExpress.XtraTab.TabPageChangedEventArgs.PrevPage) properties that allow the previously and currently processed tab pages to be identified.

**TabPageChangedEventArgs** objects are automatically created, initialized and passed to appropriate event handlers.

## Inheritance

[Object](https://learn.microsoft.com/dotnet/api/system.object)
[EventArgs](https://learn.microsoft.com/dotnet/api/system.eventargs)
TabPageChangedEventArgs
[TabPageChangingEventArgs](/WindowsForms/DevExpress.XtraTab.TabPageChangingEventArgs)

See Also

[TabPageChangedEventArgs Members](/WindowsForms/DevExpress.XtraTab.TabPageChangedEventArgs._members)

[DevExpress.XtraTab Namespace](/WindowsForms/DevExpress.XtraTab)