Xamarin表单:隐藏列表视图GroupHeader

using Android.Widget;
using Xamarin.Forms;
using Xamarin.Forms.Platform.Android;

[assembly: ExportRenderer(typeof(Xamarin.Forms.ListView), typeof(YourNamespace.CustomListViewRenderer))]
namespace YourNamespace
{
    public class CustomListViewRenderer : ListViewRenderer
    {
        public CustomListViewRenderer(Context context) : base(context)
        {
        }

        protected override void OnElementChanged(ElementChangedEventArgs<Xamarin.Forms.ListView> e)
        {
            base.OnElementChanged(e);

            if (Control != null)
            {
                Control.SetGroupIndicator(null); // 隐藏GroupHeader
            }
        }
    }
}

using UIKit;
using Xamarin.Forms;
using Xamarin.Forms.Platform.iOS;

[assembly: ExportRenderer(typeof(Xamarin.Forms.ListView), typeof(YourNamespace.CustomListViewRenderer))]
namespace YourNamespace
{
    public class CustomListViewRenderer : ListViewRenderer
    {
        public CustomListViewRenderer()
        {
        }

        public override void ViewDidLoad()
        {
            base.ViewDidLoad();

            // 隐藏GroupHeader
            Control.TableHeaderView = new UIView(Control.TableHeaderView.Frame, new UIEdgeInsets(0));
            Control.TableFooterView = new UIView(Control.TableFooterView.Frame, new UIEdgeInsets(0));
        }
    }
}