'Declaration
 
Protected Overrides Sub OnVisualChildrenChanged( _
   ByVal visualAdded As DependencyObject, _
   ByVal visualRemoved As DependencyObject _
) 

'Usage
 
Dim instance As StaircasePanel
Dim visualAdded As DependencyObject
Dim visualRemoved As DependencyObject
 
instance.OnVisualChildrenChanged(visualAdded, visualRemoved)

protected override void OnVisualChildrenChanged( 
   DependencyObject visualAdded,
   DependencyObject visualRemoved
)

Parameters

visualAdded

The Visual that was added to the collection.

visualRemoved

The Visual that was removed from the collection.

Target Platforms: Windows 11, Windows 10, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

StaircasePanel Class
StaircasePanel Members
Base Implementation in OnVisualChildrenChanged