<Window x:Class="VisualTree.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="VisualTree" Height="300" Width="300">
<Grid>
<Button Click="MyClickEvent" Name="btnGo">
<TextBox Width="173" Height="27" Name="txt">
</TextBox>
</Button>
</Grid>
</Window>
//File:Window.xaml.cs
using System;
using System.Collections.Generic;
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.Shapes;
namespace VisualTree
{
public partial class Window1 : System.Windows.Window
{
public Window1()
{
InitializeComponent();
}
void MyClickEvent(object sender, RoutedEventArgs e)
{
object desiredNode = btnGo.FindName("txt");
if (desiredNode is TextBox)
{
TextBox desiredChild = desiredNode as TextBox;
desiredChild.Background = Brushes.Green;
}
}
}
}
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