WPF-控件-ControlTemplate生成的控件

<Window x:Class="由ControlTemplate生成的控件.MainWindow"

        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

        Title="MainWindow" Height="350" Width="525">

    <Window.Resources>

        <ControlTemplate x:Key="cTemp">

            <StackPanel Background="Orange">

                <TextBox x:Name="textBox1" Margin="6"/>

                <TextBox x:Name="textBox2" Margin="6"/>

                <TextBox x:Name="textBox3" Margin="6"/>

            </StackPanel>

        </ControlTemplate>

    </Window.Resources>

    <StackPanel Background="Yellow">

        <UserControl x:Name="uc" Template="{StaticResource cTemp}" Margin="5"/>

        <Button Content="Find By Name" Width="120" Height="30" Click="ButtonBase_OnClick"></Button>

    </StackPanel>

</Window>

        private void ButtonBase_OnClick(object sender, RoutedEventArgs e)

        {

            TextBox tb = this.uc.Template.FindName("textBox1", this.uc) as TextBox;

            tb.Text = "Hello WPF";

            StackPanel sp = tb.Parent as StackPanel;

            (sp.Children[1] as TextBox).Text = "Hello ControlTemplate";

            (sp.Children[2] as TextBox).Text = "I can find you !";

        }