child

#region

using System;
using System.Windows.Forms;

#endregion

namespace Test
{
    public partial class ChildDialog : Form
    {
        public ChildDialog ()
        {
            InitializeComponent();
        }

        public string TextInput{ get; private set; }

        private void okbtn_Click(object sender, EventArgs e)
        {
            TextInput = txtBox.Text;
        }
    }
}