WPF LogicalTree VisualTree

<Window x:Class="WpfApp94.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:WpfApp94"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800">
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition/>
            <ColumnDefinition/>
        </Grid.ColumnDefinitions>
        <Grid.RowDefinitions>
            <RowDefinition/>
            <RowDefinition/>
        </Grid.RowDefinitions>
        <Button Grid.Column="0"
                Content="Logical Tree"
                Click="Button_Click"/>
        <Button Grid.Column="1"
                Content="Visual Tree"
                Click="Button_Click_1"/>
        <ListBox Grid.Row="1"
                 Grid.Column="0"
                 x:Name="logicalTree"/>
        <ListBox Grid.Row="1"
                 Grid.Column="1"
                 x:Name="visualTree"/>
    </Grid>
</Window>



using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace WpfApp94
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            PrintLogicalTree(this);
        }

        public void PrintLogicalTree(object obj)
        {
            try
            {
                if (!(obj is DependencyObject))
                {
                    return;
                }
                
                foreach (object child in LogicalTreeHelper.GetChildren((DependencyObject)obj))
                {
                    if (child != null)
                    {
                        logicalTree.Items.Add(child.GetType().Name);
                        Console.WriteLine(child.GetType().Name);
                        PrintLogicalTree(child);
                    }
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);                
            }           
        }

        public void PrintVisualTree(DependencyObject parent)
        {
            for(int i=0;i<VisualTreeHelper.GetChildrenCount(parent);i++)
            {
                var child=VisualTreeHelper.GetChild(parent,i);
                if(child!=null)
                {
                    visualTree.Items.Add(child.GetType().Name);
                    PrintVisualTree(child);
                }
            }
        }

        private void Button_Click_1(object sender, RoutedEventArgs e)
        {
            PrintVisualTree(this);
        }

       
    }
}