xamarin android c#编辑文本自动滚动到底部

using Android.App;
using Android.OS;
using Android.Support.V7.App;
using Android.Widget;

namespace XamarinAndroidApp
{
    [Activity(Label = "XamarinAndroidApp", MainLauncher = true)]
    public class MainActivity : AppCompatActivity
    {
        private ScrollView scrollView;
        private EditText editText;

        protected override void OnCreate(Bundle savedInstanceState)
        {
            base.OnCreate(savedInstanceState);
            SetContentView(Resource.Layout.activity_main);

            scrollView = FindViewById<ScrollView>(Resource.Id.scrollView);
            editText = FindViewById<EditText>(Resource.Id.editText);

            // 设置文本编辑器的滚动监听器
            editText.TextChanged += (sender, e) =>
            {
                // 将ScrollView滚动到底部
                scrollView.Post(() =>
                {
                    scrollView.FullScroll(FocusSearchDirection.Down);
                });
            };
        }
    }
}