HorizontalAlignment="Left" Margin="1,4,4,4" Click="buttonPrint_Click">Print Trees
//File:Window.xaml.vb Imports System Imports System.Collections.Generic Imports System.Text Imports System.Windows Imports System.Windows.Controls Imports System.Windows.Data Imports System.Windows.Documents Imports System.Windows.Input Imports System.Windows.Media Imports System.Windows.Media.Imaging Imports System.Windows.Shapes Imports System.Collections Namespace WPFTrees Public Partial Class Window1 Inherits System.Windows.Window Public Sub New() InitializeComponent() End Sub Public Sub PrintLogicalTree(obj As [Object]) If TypeOf obj Is FrameworkElement Then Dim element As FrameworkElement = DirectCast(obj, FrameworkElement) Console.WriteLine(element.[GetType]().ToString()) Dim children As IEnumerable = LogicalTreeHelper.GetChildren(element) For Each child As [Object] In children PrintLogicalTree(child) Next End If End Sub Private Sub buttonPrint_Click(sender As [Object], e As RoutedEventArgs) PrintLogicalTree(Me.button1) End Sub End Class End Namespace