Shows how to accept files with drag/drop in a Drawable

DropWithDrawable.cs

using System;
using Eto.Forms;
using Eto.Drawing;
using System.Linq;
using System.Diagnostics;

namespace TestDropFile
{
	public partial class MainForm : Form
	{
		public MainForm()
		{
			Title = "My Eto Form";
			ClientSize = new Size(400, 350);

			var drawable = new Drawable { Size = new Size(300, 300) };
			drawable.BackgroundColor = Colors.Blue;
			drawable.AllowDrop = true;
			drawable.DragEnter += Drawable_Drag;
			drawable.DragDrop += Drawable_Drag;

			Content = new StackLayout
			{
				Padding = 10,
				Items =
				{
					drawable,
					// add more controls here
				}
			};
		}

		private void Drawable_Drag(object sender, DragEventArgs e)
		{
			e.Effects = DragEffects.Link;

			var files = e.Data.Uris.Select(r => r.AbsoluteUri).ToArray();
			Debug.WriteLine(files);
			foreach (var file in files)
				Debug.WriteLine(file);
		}
	}
}