using System;

using System.Collections.Generic;

using System.Data;

using System.Linq;

using System.Threading.Tasks;

using System.Windows.Forms;

​

namespace WindowsFormsApplication1

{

    public class MyEntity

    {

        public string Name { get; set; }

        public TimeSpan Time { get; set; }

    }

​

    static class Program

    {

        static void Main()

        {

            Application.EnableVisualStyles();

            Application.SetCompatibleTextRenderingDefault(false);

​

            var dt = Enumerable.Range(1, 12).Select(i => new MyEntity { Name = "Name#" + i, Time = new TimeSpan(i, 0, 0) }).ToList();

            var form = new Form();

            var dg = new DataGridView { Dock = DockStyle.Fill, Parent = form };

            var panel = new Panel { Dock = DockStyle.Right, Parent = form };

            var tb = new TextBox { Left = 8, Top = 8, Parent = panel };

            var dtp = new DateTimePicker { Left = 8, Top = tb.Bottom + 8, Parent = panel };

            panel.Width = Math.Max(tb.Right, dtp.Right) + 8;

​

            dg.DataSource = dt;

​

            tb.DataBindings.Add("Text", dt, "Name", true);

​

            dtp.Format = DateTimePickerFormat.Time;

            dtp.ShowUpDown = true;

            dtp.DataBindings.Add("Text", dt, "Time", true);

​

            Application.Run(form);

        }

    }

}

​