文本框滚动到Avalonia中的底部

<Window xmlns="https://github.com/avaloniaui"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        x:Class="AvaloniaApp.MainWindow"
        Title="Avalonia TextBox Scroll Example">
    <ScrollViewer HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Auto">
        <TextBox Name="MyTextBox" TextWrapping="Wrap" AcceptsReturn="True" />
    </ScrollViewer>
</Window>

private void ScrollTextBoxToBottom()
{
    MyTextBox.ScrollToEnd();
}

private void AddTextToTextBox(string text)
{
    MyTextBox.AppendText(text);
    ScrollTextBoxToBottom();
}