Forms Android Toast

forms定义接口

using System;

namespace
{
    public interface ISystemToast
    {
        void DisplayToast(string message);
    }
}


平台实现

using System;

using Android.App;
using Android.OS;
using Android.Views;
using Android.Widget;
using Android.Content;

using Xamarin.Forms;

using.TDroid;

[assembly:Dependency(typeof(SystemToast))]
namespace.TDroid
{
    public class SystemToast : Java.Lang.Object,ISystemToast
    {
        public void DisplayToast(string message)
        {
            Toast.MakeText (Android.App.Application.Context,message,ToastLength.Short).Show ();
        }
    }
}