NavBarControl.ActiveGroupChanged Event

Fires when the active group changes.

Namespace: DevExpress.XtraNavBar

Assembly: DevExpress.XtraNavBar.v18.2.dll

Declaration

C#

public event NavBarGroupEventHandler ActiveGroupChanged

VB.NET

Public Event ActiveGroupChanged As NavBarGroupEventHandler

Event Data

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

Property	Description
Group	Gets a group for which the event is fired.

Remarks

Write an ActiveGroupChanged event handler to perform specific actions each time the active group changes.

There are two instances when the event fires:

• A user expands a group by clicking its caption.
• The NavBarControl.ActiveGroup property value is changed via code.

Note

The ActiveGroupChanged event is not supported in ExplorerBar Views.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the ActiveGroupChanged event.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

XAF_how-to-auto-select-the-first-item-when-changing-the-group-in-the-navigation-control-e506/CS/DXExample.Module.Win/WinSelectFirstNavigationItemController.cs#L23

if (navBar != null) {
    navBar.ActiveGroupChanged += navBar_ActiveGroupChanged;
}

how-to-show-the-navpaneform-programmatically-e2199/CS/WindowsApplication1/Form1.cs#L20

    navBarControl1.Click += navBarControl1_Click;
    navBarControl1.ActiveGroupChanged += navBarControl1_ActiveGroupChanged;
}

VB.NET

XAF_how-to-auto-select-the-first-item-when-changing-the-group-in-the-navigation-control-e506/VB/DXExample.Module.Win/WinSelectFirstNavigationItemController.vb#L27

If navBar IsNot Nothing Then
    AddHandler navBar.ActiveGroupChanged, AddressOf navBar_ActiveGroupChanged
End If